assertion failed: page->pg_tree_slot == tree_slot

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syzbot

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Oct 28, 2020, 11:14:17 AM10/28/20
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Hello,

syzbot found the following issue on:

HEAD commit: d8b15e15 tests/linux: use Akaros's CFLAGS
git tree: akaros
console output: https://syzkaller.appspot.com/x/log.txt?x=170699f2500000
kernel config: https://syzkaller.appspot.com/x/.config?x=9b018fab5edd31b3
dashboard link: https://syzkaller.appspot.com/bug?extid=d25e4f651a347d89c1e0

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+d25e4f...@syzkaller.appspotmail.com

kernel panic at kern/src/pagemap.c:131, from core 1: assertion failed: page->pg_tree_slot == tree_slot
Stack Backtrace on Core 1:
#01 [<0xffffffffc200aa6c>] in backtrace at src/kdebug.c:235
#02 [<0xffffffffc200a205>] in _panic at src/init.c:275
#03 [<0xffffffffc2046c9d>] in pm_find_page at src/pagemap.c:131
#04 [<0xffffffffc2047470>] in pm_load_page at src/pagemap.c:195
#05 [<0xffffffffc2039b73>] in fs_file_write at src/ns/fs_file.c:436
#06 [<0xffffffffc20449c6>] in tree_chan_write at src/ns/tree_file.c:1039
#07 [<0xffffffffc2040bc9>] in rwrite at src/ns/sysfile.c:1136
#08 [<0xffffffffc2040e1b>] in syswrite at src/ns/sysfile.c:1154
#09 [<0xffffffffc2059389>] in sys_write at src/syscall.c:1798
#10 [<0xffffffffc205a249>] in syscall at src/syscall.c:2582
#11 [<0xffffffffc205add8>] in run_local_syscall at src/syscall.c:2619
#12 [<0xffffffffc205b319>] in prep_syscalls at src/syscall.c:2639
#13 [<0xffffffffc20b7a92>] in sysenter_callwrapper at arch/x86/trap.c:932
15:13:13 executing program 5:
openat$net_ipifc_1_local(0xffffffffffffff9c, &(0x7f0000000000)='/net/ipifc/1/local\x00', 0x13, 0x1, 0x0)
openat$net_tcp_2_data(0xffffffffffffff9c, &(0x7f0000000040)='/net/tcp/2/data\x00', 0x10, 0x3, 0x0)
r0 = openat$dev_empty(0xffffffffffffff9c, &(0x7f0000000080)='/dev/.empty\x00', 0xc, 0x3, 0x0)
openat$dev_empty(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/.empty\x00', 0xc, 0x3, 0x0)
openat$net_tcp_1_err(0xffffffffffffff9c, &(0x7f0000000100)='/net/tcp/1/err\x00', 0xf, 0x3, 0x0)
openat$net_udp_0_ctl(0xffffffffffffff9c, &(0x7f0000000140)='/net/udp/0/ctl\x00', 0xf, 0x3, 0x0)
nmount(r0, &(0x7f0000000180)='./file0\x00', 0x8, 0x0)
fcntl$F_SYNC(0xffffffffffffff9c, 0x65)
write(r0, &(0x7f00000001c0)="c6d0d720555afa2bf4bf36400d6f75fd9666778884f3f803b05e0e22d9b5045ffe56f09405b735037a7d36393da31b58e8b5", 0x32)
openat$dev_hostdomain(0xffffffffffffff9c, &(0x7f0000000200)='/dev/hostdomain\x00', 0x10, 0x3, 0x0)
openat$net_ipifc_1_snoop(0xffffffffffffff9c, &(0x7f00000002c0)='/net/ipifc/1/snoop\x00', 0x13, 0x1, 0x0)
15:13:14 executing program 2:
openat$net_ipifc_1_local(0xffffffffffffff9c, &(0x7f0000000000)='/net/ipifc/1/local\x00', 0x13, 0x1, 0x0)
openat$net_tcp_2_data(0xffffffffffffff9c, &(0x7f0000000040)='/net/tcp/2/data\x00', 0x10, 0x3, 0x0)
r0 = openat$dev_empty(0xffffffffffffff9c, &(0x7f0000000080)='/dev/.empty\x00', 0xc, 0x3, 0x0)
openat$dev_empty(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/.empty\x00', 0xc, 0x3, 0x0)
openat$net_tcp_1_err(0xffffffffffffff9c, &(0x7f0000000100)='/net/tcp/1/err\x00', 0xf, 0x3, 0x0)
openat$net_udp_0_ctl(0xffffffffffffff9c, &(0x7f0000000140)='/net/udp/0/ctl\x00', 0xf, 0x3, 0x0)
nmount(r0, &(0x7f0000000180)='./file0\x00', 0x8, 0x0)
fcntl$F_SYNC(0xffffffffffffff9c, 0x65)
write(r0, &(0x7f00000001c0)="c6d0d720555afa2bf4bf36400d6f75fd9666778884f3f803b05e0e22d9b5045ffe56f09405b735037a7d36393da31b58e8b5", 0x32)
openat$dev_hostdomain(0xffffffffffffff9c, &(0x7f0000000200)='/dev/hostdomain\x00', 0x10, 0x3, 0x0)
openat$proc_self_text(0xffffffffffffff9c, &(0x7f0000000240)='/proc/self/text\x00', 0x10, 0x1, 0x0)
openat$proc_self_vmstatus(0xffffffffffffff9c, &(0x7f0000000280)='/proc/self/vmstatus\x00', 0x14, 0x1, 0x0)
openat$net_ipifc_1_snoop(0xffffffffffffff9c, &(0x7f00000002c0)='/net/ipifc/1/snoop\x00', 0x13, 0x1, 0x0)
openat$net_udp_0_err(0xffffffffffffff9c, &(0x7f0000000300)='/net/udp/0/err\x00', 0xf, 0x3, 0x0)
openat$dev_bintime(0xffffffffffffff9c, &(0x7f0000000340)='/dev/bintime\x00', 0xd, 0x3, 0x0)
openat$net_ipifc_1_snoop(0xffffffffffffff9c, &(0x7f0000000380)='/net/ipifc/1/snoop\x00', 0x13, 0x1, 0x0)
openat$proc_self_maps(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/self/maps\x00', 0x10, 0x1, 0x0)
cache_invalidate()
15:13:14 executing program 6:
openat$net_ipifc_1_local(0xffffffffffffff9c, &(0x7f0000000000)='/net/ipifc/1/local\x00', 0x13, 0x1, 0x0)
openat$net_tcp_2_data(0xffffffffffffff9c, &(0x7f0000000040)='/net/tcp/2/data\x00', 0x10, 0x3, 0x0)
r0 = openat$dev_empty(0xffffffffffffff9c, &(0x7f0000000080)='/dev/.empty\x00', 0xc, 0x3, 0x0)
openat$dev_empty(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/.empty\x00', 0xc, 0x3, 0x0)
openat$net_tcp_1_err(0xffffffffffffff9c, &(0x7f0000000100)='/net/tcp/1/err\x00', 0xf, 0x3, 0x0)
openat$net_udp_0_ctl(0xffffffffffffff9c, &(0x7f0000000140)='/net/udp/0/ctl\x00', 0xf, 0x3, 0x0)
nmount(r0, &(0x7f0000000180)='./file0\x00', 0x8, 0x0)
fcntl$F_SYNC(0xffffffffffffff9c, 0x65)
write(r0, &(0x7f00000001c0)="c6d0d720555afa2bf4bf36400d6f75fd9666778884f3f803b05e0e22d9b5045ffe56f09405b735037a7d36393da31b58e8b5", 0x32)
openat$dev_hostdomain(0xffffffffffffff9c, &(0x7f0000000200)='/dev/hostdomain\x00', 0x10, 0x3, 0x0)
openat$proc_self_text(0xffffffffffffff9c, &(0x7f0000000240)='/proc/self/text\x00', 0x10, 0x1, 0x0)
openat$proc_self_vmstatus(0xffffffffffffff9c, &(0x7f0000000280)='/proc/self/vmstatus\x00', 0x14, 0x1, 0x0)
openat$net_ipifc_1_snoop(0xffffffffffffff9c, &(0x7f00000002c0)='/net/ipifc/1/snoop\x00', 0x13, 0x1, 0x0)
openat$net_udp_0_err(0xffffffffffffff9c, &(0x7f0000000300)='/net/udp/0/err\x00', 0xf, 0x3, 0x0)
openat$dev_bintime(0xffffffffffffff9c, &(0x7f0000000340)='/dev/bintime\x00', 0xd, 0x3, 0x0)
openat$net_ipifc_1_snoop(0xffffffffffffff9c, &(0x7f0000000380)='/net/ipifc/1/snoop\x00', 0x13, 0x1, 0x0)
openat$proc_self_maps(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/self/maps\x00', 0x10, 0x1, 0x0)
cache_invalidate()
openat$net_tcp_1_listen(0xffffffffffffff9c, &(0x7f0000000400)='/net/tcp/1/listen\x00', 0x12, 0x3, 0x0)
openat$net_ether0_0_type(0xffffffffffffff9c, &(0x7f0000000440)='/net/ether0/0/type\x00', 0x13, 0x1, 0x0)
15:13:14 executing program 7:
openat$net_ipifc_1_local(0xffffffffffffff9c, &(0x7f0000000000)='/net/ipifc/1/local\x00', 0x13, 0x1, 0x0)
openat$net_tcp_2_data(0xffffffffffffff9c, &(0x7f0000000040)='/net/tcp/2/data\x00', 0x10, 0x3, 0x0)
r0 = openat$dev_empty(0xffffffffffffff9c, &(0x7f0000000080)='/dev/.empty\x00', 0xc, 0x3, 0x0)
openat$dev_empty(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/.empty\x00', 0xc, 0x3, 0x0)
openat$net_tcp_1_err(0xffffffffffffff9c, &(0x7f0000000100)='/net/tcp/1/err\x00', 0xf, 0x3, 0x0)
openat$net_udp_0_ctl(0xffffffffffffff9c, &(0x7f0000000140)='/net/udp/0/ctl\x00', 0xf, 0x3, 0x0)
nmount(r0, &(0x7f0000000180)='./file0\x00', 0x8, 0x0)
fcntl$F_SYNC(0xffffffffffffff9c, 0x65)
write(r0, &(0x7f00000001c0)="c6d0d720555afa2bf4bf36400d6f75fd9666778884f3f803b05e0e22d9b5045ffe56f09405b735037a7d36393da31b58e8b5", 0x32)
openat$dev_hostdomain(0xffffffffffffff9c, &(0x7f0000000200)='/dev/hostdomain\x00', 0x10, 0x3, 0x0)
openat$proc_self_text(0xffffffffffffff9c, &(0x7f0000000240)='/proc/self/text\x00', 0x10, 0x1, 0x0)
openat$proc_self_vmstatus(0xffffffffffffff9c, &(0x7f0000000280)='/proc/self/vmstatus\x00', 0x14, 0x1, 0x0)
openat$net_ipifc_1_snoop(0xffffffffffffff9c, &(0x7f00000002c0)='/net/ipifc/1/snoop\x00', 0x13, 0x1, 0x0)
openat$net_udp_0_err(0xffffffffffffff9c, &(0x7f0000000300)='/net/udp/0/err\x00', 0xf, 0x3, 0x0)
openat$dev_bintime(0xffffffffffffff9c, &(0x7f0000000340)='/dev/bintime\x00', 0xd, 0x3, 0x0)
openat$net_ipifc_1_snoop(0xffffffffffffff9c, &(0x7f0000000380)='/net/ipifc/1/snoop\x00', 0x13, 0x1, 0x0)
openat$proc_self_maps(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/self/maps\x00', 0x10, 0x1, 0x0)
cache_invalidate()
15:13:14 executing program 1:
openat$net_ipifc_1_local(0xffffffffffffff9c, &(0x7f0000000000)='/net/ipifc/1/local\x00', 0x13, 0x1, 0x0)
openat$net_tcp_2_data(0xffffffffffffff9c, &(0x7f0000000040)='/net/tcp/2/data\x00', 0x10, 0x3, 0x0)
r0 = openat$dev_empty(0xffffffffffffff9c, &(0x7f0000000080)='/dev/.empty\x00', 0xc, 0x3, 0x0)
openat$dev_empty(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/.empty\x00', 0xc, 0x3, 0x0)
openat$net_tcp_1_err(0xffffffffffffff9c, &(0x7f0000000100)='/net/tcp/1/err\x00', 0xf, 0x3, 0x0)
openat$net_udp_0_ctl(0xffffffffffffff9c, &(0x7f0000000140)='/net/udp/0/ctl\x00', 0xf, 0x3, 0x0)
nmount(r0, &(0x7f0000000180)='./file0\x00', 0x8, 0x0)
fcntl$F_SYNC(0xffffffffffffff9c, 0x65)
write(r0, &(0x7f00000001c0)="c6d0d720555afa2bf4bf36400d6f75fd9666778884f3f803b05e0e22d9b5045ffe56f09405b735037a7d36393da31b58e8b5", 0x32)
openat$dev_bintime(0xffffffffffffff9c, &(0x7f0000000340)='/dev/bintime\x00', 0xd, 0x3, 0x0)
15:13:14 executing program 4:
openat$net_ipifc_1_local(0xffffffffffffff9c, &(0x7f0000000000)='/net/ipifc/1/local\x00', 0x13, 0x1, 0x0)
openat$net_tcp_2_data(0xffffffffffffff9c, &(0x7f0000000040)='/net/tcp/2/data\x00', 0x10, 0x3, 0x0)
r0 = openat$dev_empty(0xffffffffffffff9c, &(0x7f0000000080)='/dev/.empty\x00', 0xc, 0x3, 0x0)
openat$dev_empty(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/.empty\x00', 0xc, 0x3, 0x0)
openat$net_tcp_1_err(0xffffffffffffff9c, &(0x7f0000000100)='/net/tcp/1/err\x00', 0xf, 0x3, 0x0)
openat$net_udp_0_ctl(0xffffffffffffff9c, &(0x7f0000000140)='/net/udp/0/ctl\x00', 0xf, 0x3, 0x0)
nmount(r0, &(0x7f0000000180)='./file0\x00', 0x8, 0x0)
fcntl$F_SYNC(0xffffffffffffff9c, 0x65)
write(r0, &(0x7f00000001c0)="c6d0d720555afa2bf4bf36400d6f75fd9666778884f3f803b05e0e22d9b5045ffe56f09405b735037a7d36393da31b58e8b5", 0x32)
openat$dev_hostdomain(0xffffffffffffff9c, &(0x7f0000000200)='/dev/hostdomain\x00', 0x10, 0x3, 0x0)
openat$proc_self_text(0xffffffffffffff9c, &(0x7f0000000240)='/proc/self/text\x00', 0x10, 0x1, 0x0)
openat$proc_self_vmstatus(0xffffffffffffff9c, &(0x7f0000000280)='/proc/self/vmstatus\x00', 0x14, 0x1, 0x0)
openat$net_ipifc_1_snoop(0xffffffffffffff9c, &(0x7f00000002c0)='/net/ipifc/1/snoop\x00', 0x13, 0x1, 0x0)
openat$net_udp_0_err(0xffffffffffffff9c, &(0x7f0000000300)='/net/udp/0/err\x00', 0xf, 0x3, 0x0)
openat$dev_bintime(0xffffffffffffff9c, &(0x7f0000000340)='/dev/bintime\x00', 0xd, 0x3, 0x0)
openat$net_ipifc_1_snoop(0xffffffffffffff9c, &(0x7f0000000380)='/net/ipifc/1/snoop\x00', 0x13, 0x1, 0x0)
openat$proc_self_maps(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/self/maps\x00', 0x10, 0x1, 0x0)
cache_invalidate()
openat$net_tcp_1_listen(0xffffffffffffff9c, &(0x7f0000000400)='/net/tcp/1/listen\x00', 0x12, 0x3, 0x0)
openat$net_ether0_0_type(0xffffffffffffff9c, &(0x7f0000000440)='/net/ether0/0/type\x00', 0x13, 0x1, 0x0)
15:13:14 executing program 0:
openat$net_ipifc_1_local(0xffffffffffffff9c, &(0x7f0000000000)='/net/ipifc/1/local\x00', 0x13, 0x1, 0x0)
openat$net_tcp_2_data(0xffffffffffffff9c, &(0x7f0000000040)='/net/tcp/2/data\x00', 0x10, 0x3, 0x0)
r0 = openat$dev_empty(0xffffffffffffff9c, &(0x7f0000000080)='/dev/.empty\x00', 0xc, 0x3, 0x0)
openat$dev_empty(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/.empty\x00', 0xc, 0x3, 0x0)
openat$net_tcp_1_err(0xffffffffffffff9c, &(0x7f0000000100)='/net/tcp/1/err\x00', 0xf, 0x3, 0x0)
openat$net_udp_0_ctl(0xffffffffffffff9c, &(0x7f0000000140)='/net/udp/0/ctl\x00', 0xf, 0x3, 0x0)
nmount(r0, &(0x7f0000000180)='./file0\x00', 0x8, 0x0)
fcntl$F_SYNC(0xffffffffffffff9c, 0x65)
write(r0, &(0x7f00000001c0)="c6d0d720555afa2bf4bf36400d6f75fd9666778884f3f803b05e0e22d9b5045ffe56f09405b735037a7d36393da31b58e8b5", 0x32)
openat$dev_hostdomain(0xffffffffffffff9c, &(0x7f0000000200)='/dev/hostdomain\x00', 0x10, 0x3, 0x0)
openat$proc_self_text(0xffffffffffffff9c, &(0x7f0000000240)='/proc/self/text\x00', 0x10, 0x1, 0x0)
openat$proc_self_vmstatus(0xffffffffffffff9c, &(0x7f0000000280)='/proc/self/vmstatus\x00', 0x14, 0x1, 0x0)
openat$net_ipifc_1_snoop(0xffffffffffffff9c, &(0x7f00000002c0)='/net/ipifc/1/snoop\x00', 0x13, 0x1, 0x0)
openat$net_udp_0_err(0xffffffffffffff9c, &(0x7f0000000300)='/net/udp/0/err\x00', 0xf, 0x3, 0x0)
openat$dev_bintime(0xffffffffffffff9c, &(0x7f0000000340)='/dev/bintime\x00', 0xd, 0x3, 0x0)
openat$net_ipifc_1_snoop(0xffffffffffffff9c, &(0x7f0000000380)='/net/ipifc/1/snoop\x00', 0x13, 0x1, 0x0)
openat$proc_self_maps(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/self/maps\x00', 0x10, 0x1, 0x0)
cache_invalidate()
openat$net_tcp_1_listen(0xffffffffffffff9c, &(0x7f0000000400)='/net/tcp/1/listen\x00', 0x12, 0x3, 0x0)
openat$net_ether0_0_type(0xffffffffffffff9c, &(0x7f0000000440)='/net/ether0/0/type\x00', 0x13, 0x1, 0x0)
15:13:14 executing program 3:
openat$net_ipifc_1_local(0xffffffffffffff9c, &(0x7f0000000000)='/net/ipifc/1/local\x00', 0x13, 0x1, 0x0)
openat$net_tcp_2_data(0xffffffffffffff9c, &(0x7f0000000040)='/net/tcp/2/data\x00', 0x10, 0x3, 0x0)
openat$dev_empty(0xffffffffffffff9c, &(0x7f0000000080)='/dev/.empty\x00', 0xc, 0x3, 0x0)
openat$dev_empty(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/.empty\x00', 0xc, 0x3, 0x0)
openat$net_tcp_1_err(0xffffffffffffff9c, &(0x7f0000000100)='/net/tcp/1/err\x00', 0xf, 0x3, 0x0)
openat$proc_self_maps(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/self/maps\x00', 0x10, 0x1, 0x0)
15:13:18 executing program 5:
openat$net_ipifc_1_local(0xffffffffffffff9c, &(0x7f0000000000)='/net/ipifc/1/local\x00', 0x13, 0x1, 0x0)
openat$net_tcp_2_data(0xffffffffffffff9c, &(0x7f0000000040)='/net/tcp/2/data\x00', 0x10, 0x3, 0x0)
r0 = openat$dev_empty(0xffffffffffffff9c, &(0x7f0000000080)='/dev/.empty\x00', 0xc, 0x3, 0x0)
openat$dev_empty(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/.empty\x00', 0xc, 0x3, 0x0)
openat$net_tcp_1_err(0xffffffffffffff9c, &(0x7f0000000100)='/net/tcp/1/err\x00', 0xf, 0x3, 0x0)
openat$net_udp_0_ctl(0xffffffffffffff9c, &(0x7f0000000140)='/net/udp/0/ctl\x00', 0xf, 0x3, 0x0)
nmount(r0, &(0x7f0000000180)='./file0\x00', 0x8, 0x0)
fcntl$F_SYNC(0xffffffffffffff9c, 0x65)
write(r0, &(0x7f00000001c0)="c6d0d720555afa2bf4bf36400d6f75fd9666778884f3f803b05e0e22d9b5045ffe56f09405b735037a7d36393da31b58e8b5", 0x32)
openat$dev_hostdomain(0xffffffffffffff9c, &(0x7f0000000200)='/dev/hostdomain\x00', 0x10, 0x3, 0x0)
openat$net_ipifc_1_snoop(0xffffffffffffff9c, &(0x7f00000002c0)='/net/ipifc/1/snoop\x00', 0x13, 0x1, 0x0)
15:13:19 executing program 2:
openat$net_ipifc_1_local(0xffffffffffffff9c, &(0x7f0000000000)='/net/ipifc/1/local\x00', 0x13, 0x1, 0x0)
openat$net_tcp_2_data(0xffffffffffffff9c, &(0x7f0000000040)='/net/tcp/2/data\x00', 0x10, 0x3, 0x0)
r0 = openat$dev_empty(0xffffffffffffff9c, &(0x7f0000000080)='/dev/.empty\x00', 0xc, 0x3, 0x0)
openat$dev_empty(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/.empty\x00', 0xc, 0x3, 0x0)
openat$net_tcp_1_err(0xffffffffffffff9c, &(0x7f0000000100)='/net/tcp/1/err\x00', 0xf, 0x3, 0x0)
openat$net_udp_0_ctl(0xffffffffffffff9c, &(0x7f0000000140)='/net/udp/0/ctl\x00', 0xf, 0x3, 0x0)
nmount(r0, &(0x7f0000000180)='./file0\x00', 0x8, 0x0)
fcntl$F_SYNC(0xffffffffffffff9c, 0x65)
write(r0, &(0x7f00000001c0)="c6d0d720555afa2bf4bf36400d6f75fd9666778884f3f803b05e0e22d9b5045ffe56f09405b735037a7d36393da31b58e8b5", 0x32)
openat$dev_hostdomain(0xffffffffffffff9c, &(0x7f0000000200)='/dev/hostdomain\x00', 0x10, 0x3, 0x0)
openat$proc_self_text(0xffffffffffffff9c, &(0x7f0000000240)='/proc/self/text\x00', 0x10, 0x1, 0x0)
openat$proc_self_vmstatus(0xffffffffffffff9c, &(0x7f0000000280)='/proc/self/vmstatus\x00', 0x14, 0x1, 0x0)
openat$net_ipifc_1_snoop(0xffffffffffffff9c, &(0x7f00000002c0)='/net/ipifc/1/snoop\x00', 0x13, 0x1, 0x0)
openat$net_udp_0_err(0xffffffffffffff9c, &(0x7f0000000300)='/net/udp/0/err\x00', 0xf, 0x3, 0x0)
openat$dev_bintime(0xffffffffffffff9c, &(0x7f0000000340)='/dev/bintime\x00', 0xd, 0x3, 0x0)
openat$net_ipifc_1_snoop(0xffffffffffffff9c, &(0x7f0000000380)='/net/ipifc/1/snoop\x00', 0x13, 0x1, 0x0)
openat$proc_self_maps(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/self/maps\x00', 0x10, 0x1, 0x0)
cache_invalidate()
15:13:19 executing program 6:
openat$net_ipifc_1_local(0xffffffffffffff9c, &(0x7f0000000000)='/net/ipifc/1/local\x00', 0x13, 0x1, 0x0)
openat$net_tcp_2_data(0xffffffffffffff9c, &(0x7f0000000040)='/net/tcp/2/data\x00', 0x10, 0x3, 0x0)
r0 = openat$dev_empty(0xffffffffffffff9c, &(0x7f0000000080)='/dev/.empty\x00', 0xc, 0x3, 0x0)
openat$dev_empty(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/.empty\x00', 0xc, 0x3, 0x0)
openat$net_tcp_1_err(0xffffffffffffff9c, &(0x7f0000000100)='/net/tcp/1/err\x00', 0xf, 0x3, 0x0)
openat$net_udp_0_ctl(0xffffffffffffff9c, &(0x7f0000000140)='/net/udp/0/ctl\x00', 0xf, 0x3, 0x0)
nmount(r0, &(0x7f0000000180)='./file0\x00', 0x8, 0x0)
fcntl$F_SYNC(0xffffffffffffff9c, 0x65)
write(r0, &(0x7f00000001c0)="c6d0d720555afa2bf4bf36400d6f75fd9666778884f3f803b05e0e22d9b5045ffe56f09405b735037a7d36393da31b58e8b5", 0x32)
openat$dev_hostdomain(0xffffffffffffff9c, &(0x7f0000000200)='/dev/hostdomain\x00', 0x10, 0x3, 0x0)
openat$proc_self_text(0xffffffffffffff9c, &(0x7f0000000240)='/proc/self/text\x00', 0x10, 0x1, 0x0)
openat$proc_self_vmstatus(0xffffffffffffff9c, &(0x7f0000000280)='/proc/self/vmstatus\x00', 0x14, 0x1, 0x0)
openat$net_ipifc_1_snoop(0xffffffffffffff9c, &(0x7f00000002c0)='/net/ipifc/1/snoop\x00', 0x13, 0x1, 0x0)
openat$net_udp_0_err(0xffffffffffffff9c, &(0x7f0000000300)='/net/udp/0/err\x00', 0xf, 0x3, 0x0)
openat$dev_bintime(0xffffffffffffff9c, &(0x7f0000000340)='/dev/bintime\x00', 0xd, 0x3, 0x0)
openat$net_ipifc_1_snoop(0xffffffffffffff9c, &(0x7f0000000380)='/net/ipifc/1/snoop\x00', 0x13, 0x1, 0x0)
openat$proc_self_maps(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/self/maps\x00', 0x10, 0x1, 0x0)
cache_invalidate()
openat$net_tcp_1_listen(0xffffffffffffff9c, &(0x7f0000000400)='/net/tcp/1/listen\x00', 0x12, 0x3, 0x0)
openat$net_ether0_0_type(0xffffffffffffff9c, &(0x7f0000000440)='/net/ether0/0/type\x00', 0x13, 0x1, 0x0)
15:13:19 executing program 7:
openat$net_ipifc_1_local(0xffffffffffffff9c, &(0x7f0000000000)='/net/ipifc/1/local\x00', 0x13, 0x1, 0x0)
openat$net_tcp_2_data(0xffffffffffffff9c, &(0x7f0000000040)='/net/tcp/2/data\x00', 0x10, 0x3, 0x0)
r0 = openat$dev_empty(0xffffffffffffff9c, &(0x7f0000000080)='/dev/.empty\x00', 0xc, 0x3, 0x0)
openat$dev_empty(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/.empty\x00', 0xc, 0x3, 0x0)
openat$net_tcp_1_err(0xffffffffffffff9c, &(0x7f0000000100)='/net/tcp/1/err\x00', 0xf, 0x3, 0x0)
openat$net_udp_0_ctl(0xffffffffffffff9c, &(0x7f0000000140)='/net/udp/0/ctl\x00', 0xf, 0x3, 0x0)
nmount(r0, &(0x7f0000000180)='./file0\x00', 0x8, 0x0)
fcntl$F_SYNC(0xffffffffffffff9c, 0x65)
write(r0, &(0x7f00000001c0)="c6d0d720555afa2bf4bf36400d6f75fd9666778884f3f803b05e0e22d9b5045ffe56f09405b735037a7d36393da31b58e8b5", 0x32)
openat$dev_hostdomain(0xffffffffffffff9c, &(0x7f0000000200)='/dev/hostdomain\x00', 0x10, 0x3, 0x0)
openat$proc_self_text(0xffffffffffffff9c, &(0x7f0000000240)='/proc/self/text\x00', 0x10, 0x1, 0x0)
openat$proc_self_vmstatus(0xffffffffffffff9c, &(0x7f0000000280)='/proc/self/vmstatus\x00', 0x14, 0x1, 0x0)
openat$net_ipifc_1_snoop(0xffffffffffffff9c, &(0x7f00000002c0)='/net/ipifc/1/snoop\x00', 0x13, 0x1, 0x0)
openat$net_udp_0_err(0xffffffffffffff9c, &(0x7f0000000300)='/net/udp/0/err\x00', 0xf, 0x3, 0x0)
openat$dev_bintime(0xffffffffffffff9c, &(0x7f0000000340)='/dev/bintime\x00', 0xd, 0x3, 0x0)
openat$net_ipifc_1_snoop(0xffffffffffffff9c, &(0x7f0000000380)='/net/ipifc/1/snoop\x00', 0x13, 0x1, 0x0)
openat$proc_self_maps(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/self/maps\x00', 0x10, 0x1, 0x0)
cache_invalidate()
15:13:19 executing program 1:
openat$net_ipifc_1_local(0xffffffffffffff9c, &(0x7f0000000000)='/net/ipifc/1/local\x00', 0x13, 0x1, 0x0)
openat$net_tcp_2_data(0xffffffffffffff9c, &(0x7f0000000040)='/net/tcp/2/data\x00', 0x10, 0x3, 0x0)
r0 = openat$dev_empty(0xffffffffffffff9c, &(0x7f0000000080)='/dev/.empty\x00', 0xc, 0x3, 0x0)
openat$dev_empty(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/.empty\x00', 0xc, 0x3, 0x0)
openat$net_tcp_1_err(0xffffffffffffff9c, &(0x7f0000000100)='/net/tcp/1/err\x00', 0xf, 0x3, 0x0)
openat$net_udp_0_ctl(0xffffffffffffff9c, &(0x7f0000000140)='/net/udp/0/ctl\x00', 0xf, 0x3, 0x0)
nmount(r0, &(0x7f0000000180)='./file0\x00', 0x8, 0x0)
fcntl$F_SYNC(0xffffffffffffff9c, 0x65)
write(r0, &(0x7f00000001c0)="c6d0d720555afa2bf4bf36400d6f75fd9666778884f3f803b05e0e22d9b5045ffe56f09405b735037a7d36393da31b58e8b5", 0x32)
openat$dev_bintime(0xffffffffffffff9c, &(0x7f0000000340)='/dev/bintime\x00', 0xd, 0x3, 0x0)
15:13:19 executing program 4:
openat$net_ipifc_1_local(0xffffffffffffff9c, &(0x7f0000000000)='/net/ipifc/1/local\x00', 0x13, 0x1, 0x0)
openat$net_tcp_2_data(0xffffffffffffff9c, &(0x7f0000000040)='/net/tcp/2/data\x00', 0x10, 0x3, 0x0)
r0 = openat$dev_empty(0xffffffffffffff9c, &(0x7f0000000080)='/dev/.empty\x00', 0xc, 0x3, 0x0)
openat$dev_empty(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/.empty\x00', 0xc, 0x3, 0x0)
openat$net_tcp_1_err(0xffffffffffffff9c, &(0x7f0000000100)='/net/tcp/1/err\x00', 0xf, 0x3, 0x0)
openat$net_udp_0_ctl(0xffffffffffffff9c, &(0x7f0000000140)='/net/udp/0/ctl\x00', 0xf, 0x3, 0x0)
nmount(r0, &(0x7f0000000180)='./file0\x00', 0x8, 0x0)
fcntl$F_SYNC(0xffffffffffffff9c, 0x65)
write(r0, &(0x7f00000001c0)="c6d0d720555afa2bf4bf36400d6f75fd9666778884f3f803b05e0e22d9b5045ffe56f09405b735037a7d36393da31b58e8b5", 0x32)
openat$dev_hostdomain(0xffffffffffffff9c, &(0x7f0000000200)='/dev/hostdomain\x00', 0x10, 0x3, 0x0)
openat$proc_self_text(0xffffffffffffff9c, &(0x7f0000000240)='/proc/self/text\x00', 0x10, 0x1, 0x0)
openat$proc_self_vmstatus(0xffffffffffffff9c, &(0x7f0000000280)='/proc/self/vmstatus\x00', 0x14, 0x1, 0x0)
openat$net_ipifc_1_snoop(0xffffffffffffff9c, &(0x7f00000002c0)='/net/ipifc/1/snoop\x00', 0x13, 0x1, 0x0)
openat$net_udp_0_err(0xffffffffffffff9c, &(0x7f0000000300)='/net/udp/0/err\x00', 0xf, 0x3, 0x0)
openat$dev_bintime(0xffffffffffffff9c, &(0x7f0000000340)='/dev/bintime\x00', 0xd, 0x3, 0x0)
openat$net_ipifc_1_snoop(0xffffffffffffff9c, &(0x7f0000000380)='/net/ipifc/1/snoop\x00', 0x13, 0x1, 0x0)
openat$proc_self_maps(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/self/maps\x00', 0x10, 0x1, 0x0)
cache_invalidate()
openat$net_tcp_1_listen(0xffffffffffffff9c, &(0x7f0000000400)='/net/tcp/1/listen\x00', 0x12, 0x3, 0x0)
15:13:19 executing program 0:
openat$net_ipifc_1_local(0xffffffffffffff9c, &(0x7f0000000000)='/net/ipifc/1/local\x00', 0x13, 0x1, 0x0)
openat$net_tcp_2_data(0xffffffffffffff9c, &(0x7f0000000040)='/net/tcp/2/data\x00', 0x10, 0x3, 0x0)
r0 = openat$dev_empty(0xffffffffffffff9c, &(0x7f0000000080)='/dev/.empty\x00', 0xc, 0x3, 0x0)
openat$dev_empty(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/.empty\x00', 0xc, 0x3, 0x0)
openat$net_tcp_1_err(0xffffffffffffff9c, &(0x7f0000000100)='/net/tcp/1/err\x00', 0xf, 0x3, 0x0)
openat$net_udp_0_ctl(0xffffffffffffff9c, &(0x7f0000000140)='/net/udp/0/ctl\x00', 0xf, 0x3, 0x0)
nmount(r0, &(0x7f0000000180)='./file0\x00', 0x8, 0x0)
fcntl$F_SYNC(0xffffffffffffff9c, 0x65)
write(r0, &(0x7f00000001c0)="c6d0d720555afa2bf4bf36400d6f75fd9666778884f3f803b05e0e22d9b5045ffe56f09405b735037a7d36393da31b58e8b5", 0x32)
openat$dev_hostdomain(0xffffffffffffff9c, &(0x7f0000000200)='/dev/hostdomain\x00', 0x10, 0x3, 0x0)
openat$proc_self_text(0xffffffffffffff9c, &(0x7f0000000240)='/proc/self/text\x00', 0x10, 0x1, 0x0)
openat$proc_self_vmstatus(0xffffffffffffff9c, &(0x7f0000000280)='/proc/self/vmstatus\x00', 0x14, 0x1, 0x0)
openat$net_ipifc_1_snoop(0xffffffffffffff9c, &(0x7f00000002c0)='/net/ipifc/1/snoop\x00', 0x13, 0x1, 0x0)
openat$net_udp_0_err(0xffffffffffffff9c, &(0x7f0000000300)='/net/udp/0/err\x00', 0xf, 0x3, 0x0)
openat$dev_bintime(0xffffffffffffff9c, &(0x7f0000000340)='/dev/bintime\x00', 0xd, 0x3, 0x0)
openat$net_ipifc_1_snoop(0xffffffffffffff9c, &(0x7f0000000380)='/net/ipifc/1/snoop\x00', 0x13, 0x1, 0x0)
openat$proc_self_maps(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/self/maps\x00', 0x10, 0x1, 0x0)
cache_invalidate()
openat$net_tcp_1_listen(0xffffffffffffff9c, &(0x7f0000000400)='/net/tcp/1/listen\x00', 0x12, 0x3, 0x0)
15:13:19 executing program 3:
openat$net_ipifc_1_local(0xffffffffffffff9c, &(0x7f0000000000)='/net/ipifc/1/local\x00', 0x13, 0x1, 0x0)
openat$net_tcp_2_data(0xffffffffffffff9c, &(0x7f0000000040)='/net/tcp/2/data\x00', 0x10, 0x3, 0x0)
openat$dev_empty(0xffffffffffffff9c, &(0x7f0000000080)='/dev/.empty\x00', 0xc, 0x3, 0x0)
openat$dev_empty(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/.empty\x00', 0xc, 0x3, 0x0)
openat$net_tcp_1_err(0xffffffffffffff9c, &(0x7f0000000100)='/net/tcp/1/err\x00', 0xf, 0x3, 0x0)
openat$proc_self_maps(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/self/maps\x00', 0x10, 0x1, 0x0)


---
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unread,
Mar 23, 2021, 12:14:13 AM3/23/21
to aka...@googlegroups.com
Auto-closing this bug as obsolete.
Crashes did not happen for a while, no reproducer and no activity.
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