assert "__mp_lock_held(&sched_lock, curcpu()) == NUM" failed in kern_lock.c

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syzbot

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Mar 10, 2022, 9:19:21 PM3/10/22

to syzkaller-o...@googlegroups.com

Hello,

syzbot found the following issue on:

HEAD commit: d9781408a793 Provide atomic load and store functions for i..
git tree: openbsd
console output: https://syzkaller.appspot.com/x/log.txt?x=105a649d700000
kernel config: https://syzkaller.appspot.com/x/.config?x=bf87b6915a88cd0d
dashboard link: https://syzkaller.appspot.com/bug?extid=f7634539e73108238c2a

Unfortunately, I don't have any reproducer for this issue yet.

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+f76345...@syzkaller.appspotmail.com

panic: kernel diagnostic assertion "__mp_lock_held(&sched_lock, curcpu()) == 0" failed: file "/syzkaller/managers/multicore/kernel/sys/kern/kern_lock.c", line 63
Starting stack trace...
panic(ffffffff825843ea) at panic+0x16b sys/kern/subr_prf.c:233
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
kpageflttrap(ffff800027aca190,0) at kpageflttrap+0x266 sys/arch/amd64/amd64/trap.c:233
kerntrap(ffff800027aca190) at kerntrap+0xef sys/arch/amd64/amd64/trap.c:318
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
end trace frame: 0x0, count: 251
End of stack trace.
panic: kernel diagnostic assertion "__mp_lock_held(&sched_lock, curcpu()) == 0" failed: file "/syzkaller/managers/multicore/kernel/sys/kern/kern_lock.c", line 63
Starting stack trace...
panic(ffffffff825843ea) at panic+0x16b sys/kern/subr_prf.c:233
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
scsi_iopool_run(ffff8000000a2048) at scsi_iopool_run+0x95 scsi_iopool_get sys/scsi/scsi_base.c:258 [inline]
scsi_iopool_run(ffff8000000a2048) at scsi_iopool_run+0x95 sys/scsi/scsi_base.c:422
scsi_xsh_runqueue(ffff80000002cb00) at scsi_xsh_runqueue+0x203 sys/scsi/scsi_base.c:598
scsi_xsh_add(ffff80000019e1e0) at scsi_xsh_add+0xc9 sys/scsi/scsi_base.c:536
sdstrategy(fffffd807e1c47f0) at sdstrategy+0x187 sys/scsi/sd.c:567
spec_strategy(ffff800027ac9a88) at spec_strategy+0x75 sys/kern/spec_vnops.c:473
VOP_STRATEGY(fffffd807efc91c0,fffffd807e1c47f0) at VOP_STRATEGY+0x9b sys/kern/vfs_vops.c:644
bwrite(fffffd807e1c47f0) at bwrite+0x1f0 sys/kern/vfs_bio.c:763
ffs_update(fffffd8072dddbb0,1) at ffs_update+0x27d sys/ufs/ffs/ffs_inode.c:113
ffs_truncate(fffffd8072dddbb0,0,0,ffffffffffffffff) at ffs_truncate+0xcec
ufs_inactive(ffff800027ac9e18) at ufs_inactive+0x14e sys/ufs/ufs/ufs_inode.c:84
VOP_INACTIVE(fffffd8068b2f740,ffff80002c750548) at VOP_INACTIVE+0xc4 sys/kern/vfs_vops.c:505
vput(fffffd8068b2f740) at vput+0xb6 sys/kern/vfs_subr.c:779
vn_close(fffffd8068b2f740,2,ffffffffffffffff,ffff80002c750548) at vn_close+0x7e sys/kern/vfs_vnops.c:300
acct_shutdown() at acct_shutdown+0x6b sys/kern/kern_acct.c:360
vfs_shutdown(ffff80002c750548) at vfs_shutdown+0x16 sys/kern/vfs_subr.c:1757
boot(100) at boot+0xc8 sys/arch/amd64/amd64/machdep.c:830
dal_hw_translate_dcn20_init(100) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
kpageflttrap(ffff800027aca190,0) at kpageflttrap+0x266 sys/arch/amd64/amd64/trap.c:233
kerntrap(ffff800027aca190) at kerntrap+0xef sys/arch/amd64/amd64/trap.c:318
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
end trace frame: 0x0, count: 231
End of stack trace.
panic: kernel diagnostic assertion "__mp_lock_held(&sched_lock, curcpu()) == 0" failed: file "/syzkaller/managers/multicore/kernel/sys/kern/kern_lock.c", line 63
Starting stack trace...
panic(ffffffff825843ea) at panic+0x16b sys/kern/subr_prf.c:233
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd80670a5700) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd80670a5700,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000689000) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000689000) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000689000) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
scsi_iopool_run(ffff8000000a2048) at scsi_iopool_run+0x95 scsi_iopool_get sys/scsi/scsi_base.c:258 [inline]
scsi_iopool_run(ffff8000000a2048) at scsi_iopool_run+0x95 sys/scsi/scsi_base.c:422
scsi_xsh_runqueue(ffff80000002cb00) at scsi_xsh_runqueue+0x203 sys/scsi/scsi_base.c:598
scsi_xsh_add(ffff80000019e1e0) at scsi_xsh_add+0xc9 sys/scsi/scsi_base.c:536
sdstrategy(fffffd807e1c47f0) at sdstrategy+0x187 sys/scsi/sd.c:567
spec_strategy(ffff800027ac9a88) at spec_strategy+0x75 sys/kern/spec_vnops.c:473
VOP_STRATEGY(fffffd807efc91c0,fffffd807e1c47f0) at VOP_STRATEGY+0x9b sys/kern/vfs_vops.c:644
bwrite(fffffd807e1c47f0) at bwrite+0x1f0 sys/kern/vfs_bio.c:763
ffs_update(fffffd8072dddbb0,1) at ffs_update+0x27d sys/ufs/ffs/ffs_inode.c:113
ffs_truncate(fffffd8072dddbb0,0,0,ffffffffffffffff) at ffs_truncate+0xcec
ufs_inactive(ffff800027ac9e18) at ufs_inactive+0x14e sys/ufs/ufs/ufs_inode.c:84
VOP_INACTIVE(fffffd8068b2f740,ffff80002c750548) at VOP_INACTIVE+0xc4 sys/kern/vfs_vops.c:505
vput(fffffd8068b2f740) at vput+0xb6 sys/kern/vfs_subr.c:779
vn_close(fffffd8068b2f740,2,ffffffffffffffff,ffff80002c750548) at vn_close+0x7e sys/kern/vfs_vnops.c:300
acct_shutdown() at acct_shutdown+0x6b sys/kern/kern_acct.c:360
vfs_shutdown(ffff80002c750548) at vfs_shutdown+0x16 sys/kern/vfs_subr.c:1757
boot(100) at boot+0xc8 sys/arch/amd64/amd64/machdep.c:830
dal_hw_translate_dcn20_init(100) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
kpageflttrap(ffff800027aca190,0) at kpageflttrap+0x266 sys/arch/amd64/amd64/trap.c:233
kerntrap(ffff800027aca190) at kerntrap+0xef sys/arch/amd64/amd64/trap.c:318
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
end trace frame: 0x0, count: 219
End of stack trace.
panic: kernel diagnostic assertion "__mp_lock_held(&sched_lock, curcpu()) == 0" failed: file "/syzkaller/managers/multicore/kernel/sys/kern/kern_lock.c", line 63
Starting stack trace...
panic(ffffffff825843ea) at panic+0x16b sys/kern/subr_prf.c:233
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd8077f10400) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd8077f10400,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff80000019f2a8) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff80000019f2a8) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff80000019f2a8) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd80670a5700) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd80670a5700,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000689000) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000689000) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000689000) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
scsi_iopool_run(ffff8000000a2048) at scsi_iopool_run+0x95 scsi_iopool_get sys/scsi/scsi_base.c:258 [inline]
scsi_iopool_run(ffff8000000a2048) at scsi_iopool_run+0x95 sys/scsi/scsi_base.c:422
scsi_xsh_runqueue(ffff80000002cb00) at scsi_xsh_runqueue+0x203 sys/scsi/scsi_base.c:598
scsi_xsh_add(ffff80000019e1e0) at scsi_xsh_add+0xc9 sys/scsi/scsi_base.c:536
sdstrategy(fffffd807e1c47f0) at sdstrategy+0x187 sys/scsi/sd.c:567
spec_strategy(ffff800027ac9a88) at spec_strategy+0x75 sys/kern/spec_vnops.c:473
VOP_STRATEGY(fffffd807efc91c0,fffffd807e1c47f0) at VOP_STRATEGY+0x9b sys/kern/vfs_vops.c:644
bwrite(fffffd807e1c47f0) at bwrite+0x1f0 sys/kern/vfs_bio.c:763
ffs_update(fffffd8072dddbb0,1) at ffs_update+0x27d sys/ufs/ffs/ffs_inode.c:113
ffs_truncate(fffffd8072dddbb0,0,0,ffffffffffffffff) at ffs_truncate+0xcec
ufs_inactive(ffff800027ac9e18) at ufs_inactive+0x14e sys/ufs/ufs/ufs_inode.c:84
VOP_INACTIVE(fffffd8068b2f740,ffff80002c750548) at VOP_INACTIVE+0xc4 sys/kern/vfs_vops.c:505
vput(fffffd8068b2f740) at vput+0xb6 sys/kern/vfs_subr.c:779
vn_close(fffffd8068b2f740,2,ffffffffffffffff,ffff80002c750548) at vn_close+0x7e sys/kern/vfs_vnops.c:300
acct_shutdown() at acct_shutdown+0x6b sys/kern/kern_acct.c:360
vfs_shutdown(ffff80002c750548) at vfs_shutdown+0x16 sys/kern/vfs_subr.c:1757
boot(100) at boot+0xc8 sys/arch/amd64/amd64/machdep.c:830
dal_hw_translate_dcn20_init(100) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
kpageflttrap(ffff800027aca190,0) at kpageflttrap+0x266 sys/arch/amd64/amd64/trap.c:233
kerntrap(ffff800027aca190) at kerntrap+0xef sys/arch/amd64/amd64/trap.c:318
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
end trace frame: 0x0, count: 207
End of stack trace.
panic: kernel diagnostic assertion "__mp_lock_held(&sched_lock, curcpu()) == 0" failed: file "/syzkaller/managers/multicore/kernel/sys/kern/kern_lock.c", line 63
Starting stack trace...
panic(ffffffff825843ea) at panic+0x16b sys/kern/subr_prf.c:233
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd80687fa300) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd80687fa300,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000baf010) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000baf010) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000baf010) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd8077f10400) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd8077f10400,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff80000019f2a8) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff80000019f2a8) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff80000019f2a8) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd80670a5700) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd80670a5700,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000689000) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000689000) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000689000) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
scsi_iopool_run(ffff8000000a2048) at scsi_iopool_run+0x95 scsi_iopool_get sys/scsi/scsi_base.c:258 [inline]
scsi_iopool_run(ffff8000000a2048) at scsi_iopool_run+0x95 sys/scsi/scsi_base.c:422
scsi_xsh_runqueue(ffff80000002cb00) at scsi_xsh_runqueue+0x203 sys/scsi/scsi_base.c:598
scsi_xsh_add(ffff80000019e1e0) at scsi_xsh_add+0xc9 sys/scsi/scsi_base.c:536
sdstrategy(fffffd807e1c47f0) at sdstrategy+0x187 sys/scsi/sd.c:567
spec_strategy(ffff800027ac9a88) at spec_strategy+0x75 sys/kern/spec_vnops.c:473
VOP_STRATEGY(fffffd807efc91c0,fffffd807e1c47f0) at VOP_STRATEGY+0x9b sys/kern/vfs_vops.c:644
bwrite(fffffd807e1c47f0) at bwrite+0x1f0 sys/kern/vfs_bio.c:763
ffs_update(fffffd8072dddbb0,1) at ffs_update+0x27d sys/ufs/ffs/ffs_inode.c:113
ffs_truncate(fffffd8072dddbb0,0,0,ffffffffffffffff) at ffs_truncate+0xcec
ufs_inactive(ffff800027ac9e18) at ufs_inactive+0x14e sys/ufs/ufs/ufs_inode.c:84
VOP_INACTIVE(fffffd8068b2f740,ffff80002c750548) at VOP_INACTIVE+0xc4 sys/kern/vfs_vops.c:505
vput(fffffd8068b2f740) at vput+0xb6 sys/kern/vfs_subr.c:779
vn_close(fffffd8068b2f740,2,ffffffffffffffff,ffff80002c750548) at vn_close+0x7e sys/kern/vfs_vnops.c:300
acct_shutdown() at acct_shutdown+0x6b sys/kern/kern_acct.c:360
vfs_shutdown(ffff80002c750548) at vfs_shutdown+0x16 sys/kern/vfs_subr.c:1757
boot(100) at boot+0xc8 sys/arch/amd64/amd64/machdep.c:830
dal_hw_translate_dcn20_init(100) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
kpageflttrap(ffff800027aca190,0) at kpageflttrap+0x266 sys/arch/amd64/amd64/trap.c:233
kerntrap(ffff800027aca190) at kerntrap+0xef sys/arch/amd64/amd64/trap.c:318
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
end trace frame: 0x0, count: 195
End of stack trace.
panic: kernel diagnostic assertion "__mp_lock_held(&sched_lock, curcpu()) == 0" failed: file "/syzkaller/managers/multicore/kernel/sys/kern/kern_lock.c", line 63
Starting stack trace...
panic(ffffffff825843ea) at panic+0x16b sys/kern/subr_prf.c:233
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd80681f4900) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd80681f4900,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000c5d000) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000c5d000) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000c5d000) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd80687fa300) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd80687fa300,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000baf010) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000baf010) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000baf010) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd8077f10400) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd8077f10400,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff80000019f2a8) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff80000019f2a8) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff80000019f2a8) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd80670a5700) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd80670a5700,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000689000) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000689000) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000689000) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
scsi_iopool_run(ffff8000000a2048) at scsi_iopool_run+0x95 scsi_iopool_get sys/scsi/scsi_base.c:258 [inline]
scsi_iopool_run(ffff8000000a2048) at scsi_iopool_run+0x95 sys/scsi/scsi_base.c:422
scsi_xsh_runqueue(ffff80000002cb00) at scsi_xsh_runqueue+0x203 sys/scsi/scsi_base.c:598
scsi_xsh_add(ffff80000019e1e0) at scsi_xsh_add+0xc9 sys/scsi/scsi_base.c:536
sdstrategy(fffffd807e1c47f0) at sdstrategy+0x187 sys/scsi/sd.c:567
spec_strategy(ffff800027ac9a88) at spec_strategy+0x75 sys/kern/spec_vnops.c:473
VOP_STRATEGY(fffffd807efc91c0,fffffd807e1c47f0) at VOP_STRATEGY+0x9b sys/kern/vfs_vops.c:644
bwrite(fffffd807e1c47f0) at bwrite+0x1f0 sys/kern/vfs_bio.c:763
ffs_update(fffffd8072dddbb0,1) at ffs_update+0x27d sys/ufs/ffs/ffs_inode.c:113
ffs_truncate(fffffd8072dddbb0,0,0,ffffffffffffffff) at ffs_truncate+0xcec
ufs_inactive(ffff800027ac9e18) at ufs_inactive+0x14e sys/ufs/ufs/ufs_inode.c:84
VOP_INACTIVE(fffffd8068b2f740,ffff80002c750548) at VOP_INACTIVE+0xc4 sys/kern/vfs_vops.c:505
vput(fffffd8068b2f740) at vput+0xb6 sys/kern/vfs_subr.c:779
vn_close(fffffd8068b2f740,2,ffffffffffffffff,ffff80002c750548) at vn_close+0x7e sys/kern/vfs_vnops.c:300
acct_shutdown() at acct_shutdown+0x6b sys/kern/kern_acct.c:360
vfs_shutdown(ffff80002c750548) at vfs_shutdown+0x16 sys/kern/vfs_subr.c:1757
boot(100) at boot+0xc8 sys/arch/amd64/amd64/machdep.c:830
dal_hw_translate_dcn20_init(100) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
kpageflttrap(ffff800027aca190,0) at kpageflttrap+0x266 sys/arch/amd64/amd64/trap.c:233
kerntrap(ffff800027aca190) at kerntrap+0xef sys/arch/amd64/amd64/trap.c:318
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
end trace frame: 0x0, count: 183
End of stack trace.
panic: kernel diagnostic assertion "__mp_lock_held(&sched_lock, curcpu()) == 0" failed: file "/syzkaller/managers/multicore/kernel/sys/kern/kern_lock.c", line 63
Starting stack trace...
panic(ffffffff825843ea) at panic+0x16b sys/kern/subr_prf.c:233
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd80677b8200) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd80677b8200,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000c5d800) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000c5d800) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000c5d800) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd80681f4900) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd80681f4900,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000c5d000) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000c5d000) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000c5d000) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd80687fa300) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd80687fa300,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000baf010) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000baf010) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000baf010) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd8077f10400) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd8077f10400,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff80000019f2a8) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff80000019f2a8) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff80000019f2a8) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd80670a5700) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd80670a5700,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000689000) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000689000) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000689000) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
scsi_iopool_run(ffff8000000a2048) at scsi_iopool_run+0x95 scsi_iopool_get sys/scsi/scsi_base.c:258 [inline]
scsi_iopool_run(ffff8000000a2048) at scsi_iopool_run+0x95 sys/scsi/scsi_base.c:422
scsi_xsh_runqueue(ffff80000002cb00) at scsi_xsh_runqueue+0x203 sys/scsi/scsi_base.c:598
scsi_xsh_add(ffff80000019e1e0) at scsi_xsh_add+0xc9 sys/scsi/scsi_base.c:536
sdstrategy(fffffd807e1c47f0) at sdstrategy+0x187 sys/scsi/sd.c:567
spec_strategy(ffff800027ac9a88) at spec_strategy+0x75 sys/kern/spec_vnops.c:473
VOP_STRATEGY(fffffd807efc91c0,fffffd807e1c47f0) at VOP_STRATEGY+0x9b sys/kern/vfs_vops.c:644
bwrite(fffffd807e1c47f0) at bwrite+0x1f0 sys/kern/vfs_bio.c:763
ffs_update(fffffd8072dddbb0,1) at ffs_update+0x27d sys/ufs/ffs/ffs_inode.c:113
ffs_truncate(fffffd8072dddbb0,0,0,ffffffffffffffff) at ffs_truncate+0xcec
ufs_inactive(ffff800027ac9e18) at ufs_inactive+0x14e sys/ufs/ufs/ufs_inode.c:84
VOP_INACTIVE(fffffd8068b2f740,ffff80002c750548) at VOP_INACTIVE+0xc4 sys/kern/vfs_vops.c:505
vput(fffffd8068b2f740) at vput+0xb6 sys/kern/vfs_subr.c:779
vn_close(fffffd8068b2f740,2,ffffffffffffffff,ffff80002c750548) at vn_close+0x7e sys/kern/vfs_vnops.c:300
acct_shutdown() at acct_shutdown+0x6b sys/kern/kern_acct.c:360
vfs_shutdown(ffff80002c750548) at vfs_shutdown+0x16 sys/kern/vfs_subr.c:1757
boot(100) at boot+0xc8 sys/arch/amd64/amd64/machdep.c:830
dal_hw_translate_dcn20_init(100) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
kpageflttrap(ffff800027aca190,0) at kpageflttrap+0x266 sys/arch/amd64/amd64/trap.c:233
kerntrap(ffff800027aca190) at kerntrap+0xef sys/arch/amd64/amd64/trap.c:318
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
end trace frame: 0x0, count: 171
End of stack trace.
panic: kernel diagnostic assertion "__mp_lock_held(&sched_lock, curcpu()) == 0" failed: file "/syzkaller/managers/multicore/kernel/sys/kern/kern_lock.c", line 63
Starting stack trace...
panic(ffffffff825843ea) at panic+0x16b sys/kern/subr_prf.c:233
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd80681ba700) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd80681ba700,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000eaf800) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000eaf800) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000eaf800) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd80677b8200) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd80677b8200,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000c5d800) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000c5d800) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000c5d800) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd80681f4900) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd80681f4900,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000c5d000) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000c5d000) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000c5d000) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd80687fa300) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd80687fa300,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000baf010) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000baf010) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000baf010) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd8077f10400) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd8077f10400,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff80000019f2a8) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff80000019f2a8) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff80000019f2a8) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd80670a5700) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd80670a5700,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000689000) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000689000) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000689000) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
scsi_iopool_run(ffff8000000a2048) at scsi_iopool_run+0x95 scsi_iopool_get sys/scsi/scsi_base.c:258 [inline]
scsi_iopool_run(ffff8000000a2048) at scsi_iopool_run+0x95 sys/scsi/scsi_base.c:422
scsi_xsh_runqueue(ffff80000002cb00) at scsi_xsh_runqueue+0x203 sys/scsi/scsi_base.c:598
scsi_xsh_add(ffff80000019e1e0) at scsi_xsh_add+0xc9 sys/scsi/scsi_base.c:536
sdstrategy(fffffd807e1c47f0) at sdstrategy+0x187 sys/scsi/sd.c:567
spec_strategy(ffff800027ac9a88) at spec_strategy+0x75 sys/kern/spec_vnops.c:473
VOP_STRATEGY(fffffd807efc91c0,fffffd807e1c47f0) at VOP_STRATEGY+0x9b sys/kern/vfs_vops.c:644
bwrite(fffffd807e1c47f0) at bwrite+0x1f0 sys/kern/vfs_bio.c:763
ffs_update(fffffd8072dddbb0,1) at ffs_update+0x27d sys/ufs/ffs/ffs_inode.c:113
ffs_truncate(fffffd8072dddbb0,0,0,ffffffffffffffff) at ffs_truncate+0xcec
ufs_inactive(ffff800027ac9e18) at ufs_inactive+0x14e sys/ufs/ufs/ufs_inode.c:84
VOP_INACTIVE(fffffd8068b2f740,ffff80002c750548) at VOP_INACTIVE+0xc4 sys/kern/vfs_vops.c:505
vput(fffffd8068b2f740) at vput+0xb6 sys/kern/vfs_subr.c:779
vn_close(fffffd8068b2f740,2,ffffffffffffffff,ffff80002c750548) at vn_close+0x7e sys/kern/vfs_vnops.c:300
acct_shutdown() at acct_shutdown+0x6b sys/kern/kern_acct.c:360
vfs_shutdown(ffff80002c750548) at vfs_shutdown+0x16 sys/kern/vfs_subr.c:1757
boot(100) at boot+0xc8 sys/arch/amd64/amd64/machdep.c:830
dal_hw_translate_dcn20_init(100) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
kpageflttrap(ffff800027aca190,0) at kpageflttrap+0x266 sys/arch/amd64/amd64/trap.c:233
kerntrap(ffff800027aca190) at kerntrap+0xef sys/arch/amd64/amd64/trap.c:318
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
end trace frame: 0x0, count: 159
End of stack trace.
panic: kernel diagnostic assertion "__mp_lock_held(&sched_lock, curcpu()) == 0" failed: file "/syzkaller/managers/multicore/kernel/sys/kern/kern_lock.c", line 63
Starting stack trace...
panic(ffffffff825843ea) at panic+0x16b sys/kern/subr_prf.c:233
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd807d1b4200) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd807d1b4200,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000dbe800) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000dbe800) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000dbe800) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd80681ba700) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd80681ba700,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000eaf800) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000eaf800) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000eaf800) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd80677b8200) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd80677b8200,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000c5d800) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000c5d800) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000c5d800) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd80681f4900) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd80681f4900,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000c5d000) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000c5d000) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000c5d000) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd80687fa300) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd80687fa300,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000baf010) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000baf010) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000baf010) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd8077f10400) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd8077f10400,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff80000019f2a8) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff80000019f2a8) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff80000019f2a8) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd80670a5700) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd80670a5700,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000689000) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000689000) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000689000) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
scsi_iopool_run(ffff8000000a2048) at scsi_iopool_run+0x95 scsi_iopool_get sys/scsi/scsi_base.c:258 [inline]
scsi_iopool_run(ffff8000000a2048) at scsi_iopool_run+0x95 sys/scsi/scsi_base.c:422
scsi_xsh_runqueue(ffff80000002cb00) at scsi_xsh_runqueue+0x203 sys/scsi/scsi_base.c:598
scsi_xsh_add(ffff80000019e1e0) at scsi_xsh_add+0xc9 sys/scsi/scsi_base.c:536
sdstrategy(fffffd807e1c47f0) at sdstrategy+0x187 sys/scsi/sd.c:567
spec_strategy(ffff800027ac9a88) at spec_strategy+0x75 sys/kern/spec_vnops.c:473
VOP_STRATEGY(fffffd807efc91c0,fffffd807e1c47f0) at VOP_STRATEGY+0x9b sys/kern/vfs_vops.c:644
bwrite(fffffd807e1c47f0) at bwrite+0x1f0 sys/kern/vfs_bio.c:763
ffs_update(fffffd8072dddbb0,1) at ffs_update+0x27d sys/ufs/ffs/ffs_inode.c:113
ffs_truncate(fffffd8072dddbb0,0,0,ffffffffffffffff) at ffs_truncate+0xcec
ufs_inactive(ffff800027ac9e18) at ufs_inactive+0x14e sys/ufs/ufs/ufs_inode.c:84
VOP_INACTIVE(fffffd8068b2f740,ffff80002c750548) at VOP_INACTIVE+0xc4 sys/kern/vfs_vops.c:505
vput(fffffd8068b2f740) at vput+0xb6 sys/kern/vfs_subr.c:779
vn_close(fffffd8068b2f740,2,ffffffffffffffff,ffff80002c750548) at vn_close+0x7e sys/kern/vfs_vnops.c:300
acct_shutdown() at acct_shutdown+0x6b sys/kern/kern_acct.c:360
vfs_shutdown(ffff80002c750548) at vfs_shutdown+0x16 sys/kern/vfs_subr.c:1757
boot(100) at boot+0xc8 sys/arch/amd64/amd64/machdep.c:830
dal_hw_translate_dcn20_init(100) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
kpageflttrap(ffff800027aca190,0) at kpageflttrap+0x266 sys/arch/amd64/amd64/trap.c:233
kerntrap(ffff800027aca190) at kerntrap+0xef sys/arch/amd64/amd64/trap.c:318
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
end trace frame: 0x0, count: 147
End of stack trace.
panic: kernel diagnostic assertion "__mp_lock_held(&sched_lock, curcpu()) == 0" failed: file "/syzkaller/managers/multicore/kernel/sys/kern/kern_lock.c", line 63
Starting stack trace...
panic(ffffffff825843ea) at panic+0x16b sys/kern/subr_prf.c:233
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd8061f6a200) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd8061f6a200,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000ebf800) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000ebf800) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000ebf800) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd807d1b4200) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd807d1b4200,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000dbe800) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000dbe800) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000dbe800) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd80681ba700) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd80681ba700,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000eaf800) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000eaf800) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000eaf800) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd80677b8200) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd80677b8200,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000c5d800) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000c5d800) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000c5d800) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd80681f4900) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd80681f4900,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000c5d000) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000c5d000) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000c5d000) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd80687fa300) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd80687fa300,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000baf010) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000baf010) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000baf010) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd8077f10400) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd8077f10400,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff80000019f2a8) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff80000019f2a8) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff80000019f2a8) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd80670a5700) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd80670a5700,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000689000) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000689000) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000689000) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
scsi_iopool_run(ffff8000000a2048) at scsi_iopool_run+0x95 scsi_iopool_get sys/scsi/scsi_base.c:258 [inline]
scsi_iopool_run(ffff8000000a2048) at scsi_iopool_run+0x95 sys/scsi/scsi_base.c:422
scsi_xsh_runqueue(ffff80000002cb00) at scsi_xsh_runqueue+0x203 sys/scsi/scsi_base.c:598
scsi_xsh_add(ffff80000019e1e0) at scsi_xsh_add+0xc9 sys/scsi/scsi_base.c:536
sdstrategy(fffffd807e1c47f0) at sdstrategy+0x187 sys/scsi/sd.c:567
spec_strategy(ffff800027ac9a88) at spec_strategy+0x75 sys/kern/spec_vnops.c:473
VOP_STRATEGY(fffffd807efc91c0,fffffd807e1c47f0) at VOP_STRATEGY+0x9b sys/kern/vfs_vops.c:644
bwrite(fffffd807e1c47f0) at bwrite+0x1f0 sys/kern/vfs_bio.c:763
ffs_update(fffffd8072dddbb0,1) at ffs_update+0x27d sys/ufs/ffs/ffs_inode.c:113
ffs_truncate(fffffd8072dddbb0,0,0,ffffffffffffffff) at ffs_truncate+0xcec
ufs_inactive(ffff800027ac9e18) at ufs_inactive+0x14e sys/ufs/ufs/ufs_inode.c:84
VOP_INACTIVE(fffffd8068b2f740,ffff80002c750548) at VOP_INACTIVE+0xc4 sys/kern/vfs_vops.c:505
vput(fffffd8068b2f740) at vput+0xb6 sys/kern/vfs_subr.c:779
vn_close(fffffd8068b2f740,2,ffffffffffffffff,ffff80002c750548) at vn_close+0x7e sys/kern/vfs_vnops.c:300
acct_shutdown() at acct_shutdown+0x6b sys/kern/kern_acct.c:360
vfs_shutdown(ffff80002c750548) at vfs_shutdown+0x16 sys/kern/vfs_subr.c:1757
boot(100) at boot+0xc8 sys/arch/amd64/amd64/machdep.c:830
dal_hw_translate_dcn20_init(100) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
kpageflttrap(ffff800027aca190,0) at kpageflttrap+0x266 sys/arch/amd64/amd64/trap.c:233
kerntrap(ffff800027aca190) at kerntrap+0xef sys/arch/amd64/amd64/trap.c:318
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
end trace frame: 0x0, count: 135
End of stack trace.
fatal double fault in supervisor mode
trap type 13 code 0 rip ffffffff81d1b442 cs 8 rflags 10282 cr2 ffff800027ac6fa8 cpl c rsp ffff800027ac6fb0
gsbase 0xffffffff8293cff0 kgsbase 0x0
panic: trap type 13, code=0, pc=ffffffff81d1b442
Starting stack trace...
panic(ffffffff82580117) at panic+0x16b sys/kern/subr_prf.c:233
kerntrap(ffffffff8293c730) at kerntrap+0x1c7 sys/arch/amd64/amd64/trap.c:313
Xcalltrap_specstk_untramp() at Xcalltrap_specstk_untramp+0xf
Bad frame pointer: 0xffff800027ac7060
end trace frame: 0xffff800027ac7060, count: 254
End of stack trace.
panic: kernel diagnostic assertion "__mp_lock_held(&sched_lock, curcpu()) == 0" failed: file "/syzkaller/managers/multicore/kernel/sys/kern/kern_lock.c", line 63
Starting stack trace...
panic(ffffffff825843ea) at panic+0x16b sys/kern/subr_prf.c:233
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd80740b7500) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd80740b7500,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000eb9800) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000eb9800) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000eb9800) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff82580117) at panic+0x18b sys/kern/subr_prf.c:235
kerntrap(ffffffff8293c730) at kerntrap+0x1c7 sys/arch/amd64/amd64/trap.c:313
Xcalltrap_specstk_untramp() at Xcalltrap_specstk_untramp+0xf
Bad frame pointer: 0xffff800027ac7060
end trace frame: 0xffff800027ac7060, count: 242
End of stack trace.
panic: kernel diagnostic assertion "__mp_lock_held(&sched_lock, curcpu()) == 0" failed: file "/syzkaller/managers/multicore/kernel/sys/kern/kern_lock.c", line 63
Starting stack trace...
panic(ffffffff825843ea) at panic+0x16b sys/kern/subr_prf.c:233
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd80740b6d00) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd80740b6d00,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000ccd000) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000ccd000) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000ccd000) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd80740b7500) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd80740b7500,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000eb9800) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000eb9800) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000eb9800) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff82580117) at panic+0x18b sys/kern/subr_prf.c:235
kerntrap(ffffffff8293c730) at kerntrap+0x1c7 sys/arch/amd64/amd64/trap.c:313
Xcalltrap_specstk_untramp() at Xcalltrap_specstk_untramp+0xf
Bad frame pointer: 0xffff800027ac7060
end trace frame: 0xffff800027ac7060, count: 230
End of stack trace.
panic: kernel diagnostic assertion "__mp_lock_held(&sched_lock, curcpu()) == 0" failed: file "/syzkaller/managers/multicore/kernel/sys/kern/kern_lock.c", line 63
Starting stack trace...
panic(ffffffff825843ea) at panic+0x16b sys/kern/subr_prf.c:233
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd8061f6a100) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd8061f6a100,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000e38800) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000e38800) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000e38800) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd80740b6d00) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd80740b6d00,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000ccd000) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000ccd000) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000ccd000) at if_down+0x108 sys/net/if.c:1576
if_downall() at if_downall+0x7d sys/net/if.c:1557
boot(104) at boot+0x12c sys/arch/amd64/amd64/machdep.c:838
dal_hw_translate_dcn20_init(104) at dal_hw_translate_dcn20_init
panic(ffffffff825843ea) at panic+0x18b sys/kern/subr_prf.c:235
__assert(ffffffff825fc595,ffffffff8256e2f8,3f,ffffffff82631a9c) at __assert+0x25 sys/kern/subr_prf.c:161
_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63
selwakeup(fffffd806f88de40) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd806f88de40) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd806f88dd28) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rtm_sendup(fffffd806f88dd28,fffffd80740b7500) at rtm_sendup+0xfa sys/net/rtsock.c:610
route_input(fffffd80740b7500,0,0) at route_input+0x198 sys/net/rtsock.c:580
rtm_ifchg(ffff800000eb9800) at rtm_ifchg+0xdd sys/net/rtsock.c:1777
if_down(ffff800000eb9800) at if_down+0x108 if_linkstate sys/net/if.c:1628 [inline]
if_down(ffff800000eb9800) a

---
This report is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzk...@googlegroups.com.

syzbot will keep track of this issue. See:
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syzbot

unread,

Jun 28, 2022, 10:57:30 PM6/28/22

to syzkaller-o...@googlegroups.com

syzbot has found a reproducer for the following issue on:

HEAD commit: 37c734d33dee constify miscellaneous arm64 pin and clock ta..
git tree: openbsd
console output: https://syzkaller.appspot.com/x/log.txt?x=13971298080000
kernel config: https://syzkaller.appspot.com/x/.config?x=7058272de1526588
dashboard link: https://syzkaller.appspot.com/bug?extid=f7634539e73108238c2a
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17fe7ac0080000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=16253588080000

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+f76345...@syzkaller.appspotmail.com

panic: kernel diagnostic assertion "__mp_lock_held(&sched_lock, curcpu()) == 0" failed: file "/syzkaller/managers/setuid/kernel/sys/kern/kern_lock.c", line 63
Stopped at db_enter+0x18: addq $0x8,%rsp
TID PID UID PRFLAGS PFLAGS CPU COMMAND
*226148 13902 0 0x1802 0x4080080 1 syz-executor2883823057
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437
panic(ffffffff8259bd82) at panic+0x177 sys/kern/subr_prf.c:202
__assert(ffffffff8261504d,ffffffff8261b5a3,3f,ffffffff8264d4fb) at __assert+0x25 sys/kern/subr_prf.c:161

_kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63

single_thread_check_locked(ffff800021232548,1,c) at single_thread_check_locked+0x1f6 sys/kern/kern_sig.c:2037
single_thread_check(ffff800021232548,1) at single_thread_check+0x4b sys/kern/kern_sig.c:2057
sleep_finish(ffff8000212c2550,1) at sleep_finish+0x75 sleep_signal_check sys/kern/kern_synch.c:464 [inline]
sleep_finish(ffff8000212c2550,1) at sleep_finish+0x75 sys/kern/kern_synch.c:400
rwsleep(ffff800021232548,ffffffff82957750,120,ffffffff82595e88,0) at rwsleep+0xd5 sys/kern/kern_synch.c:314
futex_wait(bc96a93640,1,0,2) at futex_wait+0x13c sys/kern/sys_futex.c:260
sys_futex(ffff800021232548,ffff8000212c26e0,ffff8000212c2740) at sys_futex+0xf8 sys/kern/sys_futex.c:111
syscall(ffff8000212c27b0) at syscall+0x484 mi_syscall sys/sys/syscall_mi.h:102 [inline]
syscall(ffff8000212c27b0) at syscall+0x484 sys/arch/amd64/amd64/trap.c:585
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xbcc5099500, count: -12
ddb{1}> show registers
rdi 0
rsi 0x1
rbp 0xffff8000212c2310
rbx 0xffff800020dd9bb7
rdx 0x3fd
rcx 0
rax 0x9f
r8 0x101010101010101
r9 0x8080808080808080
r10 0x3b3e1894665f128c
r11 0x7302afdd430d6aad
r12 0xffff800020dd99b8
r13 0
r14 0
r15 0x1
rip 0xffffffff81477f68 db_enter+0x18
cs 0x8
rflags 0x246
rsp 0xffff8000212c2300
ss 0x10
db_enter+0x18: addq $0x8,%rsp
ddb{1}> show proc
PROC (syz-executor2883823057) pid=226148 stat=onproc
flags process=1802<EXEC,COREDUMP,SINGLEEXIT> proc=4080080<SINTR,SUSPSINGLE,THREAD>
pri=52, usrpri=52, nice=20
forw=0xffffffffffffffff, list=0xffff800021233a48,0xffffffff82ae5bb0
process=0xffff8000ffff10b0 user=0xffff8000212bd000, vmspace=0xfffffd807effd450
estcpu=2, cpticks=0, pctcpu=0.0
user=0, sys=0, intr=0
ddb{1}> ps
PID TID PPID UID S FLAGS WAIT COMMAND
13902 344694 23130 0 2 0x3802 syz-executor2883823057
*13902 226148 23130 0 7 0x4081882 syz-executor2883823057
23130 385634 76440 0 3 0x10008a sigsusp ksh
76440 29313 65506 0 3 0x9a kqread sshd
95913 287839 1 0 3 0x100083 ttyin getty
65506 148128 1 0 3 0x88 kqread sshd
62671 98026 96552 73 3 0x1100090 kqread syslogd
96552 311686 1 0 3 0x100082 netio syslogd
50429 379011 1 0 3 0x100080 kqread resolvd
89371 503269 64993 77 3 0x100092 kqread dhcpleased
97655 176247 64993 77 3 0x100092 kqread dhcpleased
64993 120395 1 0 3 0x80 kqread dhcpleased
3118 392503 0 0 3 0x14200 bored smr
605 361361 0 0 3 0x14200 pgzero zerothread
85162 142689 0 0 3 0x14200 aiodoned aiodoned
45741 485789 0 0 3 0x14200 syncer update
35012 262224 0 0 3 0x14200 cleaner cleaner
75116 185128 0 0 3 0x14200 reaper reaper
79943 462738 0 0 3 0x14200 pgdaemon pagedaemon
62164 479814 0 0 3 0x14200 bored viomb
15524 293409 0 0 3 0x40014200 acpi0 acpi0
89569 79084 0 0 3 0x40014200 idle1
23750 277942 0 0 3 0x14200 bored softnet
93256 6832 0 0 3 0x14200 bored softnet
90721 370093 0 0 3 0x14200 bored softnet
86336 16639 0 0 3 0x14200 bored softnet
16269 147355 0 0 3 0x14200 bored systqmp
93611 6797 0 0 3 0x14200 bored systq
4323 195309 0 0 3 0x40014200 bored softclock
91359 359082 0 0 7 0x40014200 idle0
1 151075 0 0 3 0x82 wait init
0 0 -1 0 3 0x10200 scheduler swapper
ddb{1}> show all locks
CPU 1:
exclusive sched_lock &sched_lock r = 0 (0xffffffff82b5eeb8)
#0 witness_lock+0x44d
#1 __mp_acquire_count+0x48 sys/kern/kern_lock.c:227
#2 mi_switch+0x3d4 sys/kern/sched_bsd.c:419
#3 single_thread_check_locked+0x17f sys/kern/kern_sig.c:2045
#4 single_thread_check+0x4b sys/kern/kern_sig.c:2057
#5 sleep_finish+0x75 sleep_signal_check sys/kern/kern_synch.c:464 [inline]
#5 sleep_finish+0x75 sys/kern/kern_synch.c:400
#6 rwsleep+0xd5 sys/kern/kern_synch.c:314
#7 futex_wait+0x13c sys/kern/sys_futex.c:260
#8 sys_futex+0xf8 sys/kern/sys_futex.c:111
#9 syscall+0x484 mi_syscall sys/sys/syscall_mi.h:102 [inline]
#9 syscall+0x484 sys/arch/amd64/amd64/trap.c:585
#10 Xsyscall+0x128
ddb{1}> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim
devbuf 10146 6388K 6420K 78643K 11236 0
pcb 13 8K 8K 78643K 13 0
rtable 58 1K 2K 78643K 104 0
ifaddr 24 7K 7K 78643K 24 0
counters 40 33K 33K 78643K 40 0
ioctlops 0 0K 2K 78643K 25 0
mount 1 1K 1K 78643K 1 0
log 0 0K 0K 78643K 5 0
vnodes 1166 73K 73K 78643K 1179 0
UFS quota 1 32K 32K 78643K 1 0
UFS mount 5 36K 36K 78643K 5 0
shm 2 1K 1K 78643K 2 0
VM map 2 1K 1K 78643K 2 0
sem 2 0K 0K 78643K 2 0
dirhash 12 2K 2K 78643K 12 0
ACPI 1697 195K 286K 78643K 12548 0
file desc 1 0K 0K 78643K 1 0
proc 55 78K 79K 78643K 226 0
NFS srvsock 1 0K 0K 78643K 1 0
NFS daemon 1 16K 16K 78643K 1 0
in_multi 11 0K 0K 78643K 11 0
ether_multi 1 0K 0K 78643K 1 0
ISOFS mount 1 32K 32K 78643K 1 0
MSDOSFS mount 1 16K 16K 78643K 1 0
ttys 25 122K 122K 78643K 25 0
exec 0 0K 2K 78643K 389 0
tdb 3 0K 0K 78643K 3 0
pagedep 1 8K 8K 78643K 1 0
inodedep 1 32K 32K 78643K 1 0
newblk 1 0K 0K 78643K 1 0
VM swap 7 26K 26K 78643K 7 0
UVM amap 59 11K 11K 78643K 1401 0
UVM aobj 3 2K 2K 78643K 3 0
memdesc 1 4K 4K 78643K 1 0
crypto data 1 1K 1K 78643K 1 0
NDP 3 0K 0K 78643K 3 0
temp 18 4705K 4769K 78643K 2266 0
kqueue 11 16K 18K 78643K 24 0
SYN cache 2 16K 16K 78643K 2 0
ddb{1}> show all pools
Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle
plcache 128 22 0 0 1 0 1 1 0 8 0
rtpcb 120 17 0 14 1 0 1 1 0 8 0
rtentry 112 23 0 1 1 0 1 1 0 8 0
unpcb 136 33 0 20 1 0 1 1 0 8 0
syncache 296 5 0 5 2 1 1 1 0 8 1
tcpcb 736 8 0 5 1 0 1 1 0 8 0
arp 120 2 0 0 1 0 1 1 0 8 0
inpcb 320 25 0 19 1 0 1 1 0 8 0
art_heap8 4096 1 0 0 1 0 1 1 0 8 0
art_heap4 256 97 0 0 7 0 7 7 0 8 0
art_table 32 98 0 0 1 0 1 1 0 8 0
art_node 16 22 0 2 1 0 1 1 0 8 0
dirhash 1024 17 0 0 3 0 3 3 0 8 0
dino2pl 256 1416 0 38 87 0 87 87 0 8 0
ffsino 272 1416 0 38 92 0 92 92 0 8 0
nchpl 144 1603 0 47 58 0 58 58 0 8 0
uvmvnodes 80 1425 0 0 30 0 30 30 0 8 0
vnodes 224 1425 0 0 84 0 84 84 0 8 0
namei 1024 4171 0 4171 2 1 1 1 0 8 1
percpumem 16 32 0 0 1 0 1 1 0 8 0
kstatmem 264 6 0 0 1 0 1 1 0 8 0
scxspl 216 4008 0 4008 10 8 2 8 0 8 2
plimitpl 152 17 0 10 1 0 1 1 0 8 0
sigapl 424 294 0 264 4 0 4 4 0 8 0
futexpl 64 1 0 0 1 0 1 1 0 8 0
knotepl 120 50 0 0 2 0 2 2 0 8 0
kqueuepl 224 20 0 13 1 0 1 1 0 8 0
pipepl 336 79 0 76 2 1 1 1 0 8 0
fdescpl 496 277 0 264 3 1 2 3 0 8 0
filepl 152 1043 0 990 3 0 3 3 0 8 0
lockfpl 104 6 0 4 1 0 1 1 0 8 0
lockfspl 48 4 0 2 1 0 1 1 0 8 0
sessionpl 144 17 0 9 1 0 1 1 0 8 0
pgrppl 48 17 0 9 1 0 1 1 0 8 0
ucredpl 104 64 0 54 1 0 1 1 0 8 0
zombiepl 144 264 0 264 2 1 1 1 0 8 1
processpl 1064 294 0 264 3 0 3 3 0 8 0
procpl 672 295 0 264 3 0 3 3 0 8 0
sockpl 480 75 0 53 3 0 3 3 0 8 0
mcl8k 8192 3 0 0 1 0 1 1 0 8 0
mcl4k 4096 5 0 0 1 0 1 1 0 8 0
mcl2k 2048 76 0 0 9 0 9 9 0 8 0
mtagpl 96 3 0 0 1 0 1 1 0 8 0
mbufpl 256 119 0 0 7 0 7 7 0 8 0
bufpl 288 1945 0 86 133 0 133 133 0 8 0
anonpl 24 35567 0 33567 15 2 13 13 0 186 0
amapchunkpl 152 2550 0 2449 5 1 4 5 0 158 0
amappl16 200 85 0 80 1 0 1 1 0 8 0
amappl15 192 1 0 1 1 1 0 1 0 8 0
amappl13 176 32 0 31 2 1 1 1 0 8 0
amappl12 168 3 0 3 2 1 1 1 0 8 1
amappl11 160 60 0 47 1 0 1 1 0 8 0
amappl10 152 1 0 1 1 1 0 1 0 8 0
amappl9 144 493 0 490 1 0 1 1 0 8 0
amappl8 136 333 0 331 2 1 1 1 0 8 0
amappl7 128 48 0 45 1 0 1 1 0 8 0
amappl6 120 94 0 84 1 0 1 1 0 8 0
amappl5 112 81 0 73 1 0 1 1 0 8 0
amappl4 104 565 0 546 1 0 1 1 0 8 0
amappl3 96 400 0 378 1 0 1 1 0 8 0
amappl2 88 416 0 378 1 0 1 1 0 8 0
amappl1 80 8759 0 8368 9 0 9 9 0 8 0
amappl 88 1147 0 1107 2 1 1 2 0 92 0
dma4096 4096 1 0 1 1 1 0 1 0 8 0
dma1024 1024 1 0 0 1 0 1 1 0 8 0
dma256 256 6 0 6 1 1 0 1 0 8 0
dma128 128 253 0 253 1 1 0 1 0 8 0
dma64 64 6 0 6 1 1 0 1 0 8 0
dma32 32 7 0 7 1 1 0 1 0 8 0
dma16 16 18 0 17 1 0 1 1 0 8 0
aobjpl 72 2 0 0 1 0 1 1 0 8 0
uaddrrnd 24 277 0 264 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 277 0 264 1 0 1 1 0 8 0
vmmpekpl 168 6036 0 6023 1 0 1 1 0 8 0
vmmpepl 168 24953 0 24124 40 2 38 38 0 357 0
vmsppl 368 276 0 264 2 0 2 2 0 8 0
rwobjpl 56 9116 0 7145 29 0 29 29 0 8 0
pdppl 4096 561 0 528 51 18 33 41 0 8 0
pvpl 32 118885 0 115008 34 1 33 33 0 265 0
pmappl 248 276 0 264 2 1 1 2 0 8 0
extentpl 40 58 0 38 1 0 1 1 0 8 0
phpool 112 402 0 22 11 0 11 11 0 8 0
ddb{1}> machine ddbcpu 0
Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp
x86_ipi_db(ffffffff8292aff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:393
x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23
__mp_lock(ffffffff82b5ecb0) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline]
__mp_lock(ffffffff82b5ecb0) at __mp_lock+0x122 sys/kern/kern_lock.c:147
__mp_acquire_count(ffffffff82b5ecb0,1) at __mp_acquire_count+0x48 sys/kern/kern_lock.c:227
mi_switch() at mi_switch+0x3d4 sys/kern/sched_bsd.c:419
sched_idle(ffffffff8292aff0) at sched_idle+0x1a6 sys/kern/kern_sched.c:164
end trace frame: 0x0, count: 8
ddb{0}> trace
x86_ipi_db(ffffffff8292aff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:393
x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23
__mp_lock(ffffffff82b5ecb0) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline]
__mp_lock(ffffffff82b5ecb0) at __mp_lock+0x122 sys/kern/kern_lock.c:147
__mp_acquire_count(ffffffff82b5ecb0,1) at __mp_acquire_count+0x48 sys/kern/kern_lock.c:227
mi_switch() at mi_switch+0x3d4 sys/kern/sched_bsd.c:419
sched_idle(ffffffff8292aff0) at sched_idle+0x1a6 sys/kern/kern_sched.c:164
end trace frame: 0x0, count: -7
ddb{0}> machine ddbcpu 1
Stopped at db_enter+0x18: addq $0x8,%rsp
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437
panic(ffffffff8259bd82) at panic+0x177 sys/kern/subr_prf.c:202
__assert(ffffffff8261504d,ffffffff8261b5a3,3f,ffffffff8264d4fb) at __assert+0x25 sys/kern/subr_prf.c:161