KMSAN: uninit-value in ip_vs_lblc_check_expire
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syzbot
Apr 23, 2018, 9:28:02 AM4/23/18
to core...@netfilter.org, da...@davemloft.net, f...@strlen.de, ho...@verge.net.au, j...@ssi.bg, kad...@blackhole.kfki.hu, linux-...@vger.kernel.org, lvs-...@vger.kernel.org, net...@vger.kernel.org, netfilt...@vger.kernel.org, pa...@netfilter.org, syzkall...@googlegroups.com, wen...@linux-vs.org
Hello,
syzbot hit the following crash on
https://github.com/google/kmsan.git/master commit
d2d741e5d1898dfde1a75ea3d29a9a3e2edf0617 (Sun Apr 22 15:05:22 2018 +0000)
kmsan: add initialization for shmem pages
syzbot dashboard link:
https://syzkaller.appspot.com/bug?extid=3e9695f147fb529aa9bc
So far this crash happened 3 times on
https://github.com/google/kmsan.git/master.
Unfortunately, I don't have any reproducer for this crash yet.
Raw console output:
https://syzkaller.appspot.com/x/log.txt?id=5822255644803072
Kernel config: https://syzkaller.appspot.com/x/.config?id=328654897048964367
compiler: clang version 7.0.0 (trunk 329391)
IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+3e9695...@syzkaller.appspotmail.com
It will help syzbot understand when the bug is fixed. See footer for
details.
If you forward the report, please keep this part and the footer.
kernel msg: ebtables bug: please report to author: bad policy
==================================================================
BUG: KMSAN: uninit-value in ip_vs_lblc_check_expire+0xe62/0xf10
net/netfilter/ipvs/ip_vs_lblc.c:315
CPU: 0 PID: 11383 Comm: syz-executor3 Not tainted 4.16.0+ #86
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS
Google 01/01/2011
Call Trace:
<IRQ>
__dump_stack lib/dump_stack.c:17 [inline]
dump_stack+0x185/0x1d0 lib/dump_stack.c:53
kmsan_report+0x142/0x240 mm/kmsan/kmsan.c:1067
__msan_warning_32+0x6c/0xb0 mm/kmsan/kmsan_instr.c:683
ip_vs_lblc_check_expire+0xe62/0xf10 net/netfilter/ipvs/ip_vs_lblc.c:315
call_timer_fn+0x26a/0x5a0 kernel/time/timer.c:1326
expire_timers kernel/time/timer.c:1363 [inline]
__run_timers+0xda7/0x11c0 kernel/time/timer.c:1666
run_timer_softirq+0x43/0x70 kernel/time/timer.c:1692
__do_softirq+0x56d/0x93d kernel/softirq.c:285
invoke_softirq kernel/softirq.c:365 [inline]
irq_exit+0x202/0x240 kernel/softirq.c:405
exiting_irq+0xe/0x10 arch/x86/include/asm/apic.h:541
smp_apic_timer_interrupt+0x64/0x90 arch/x86/kernel/apic/apic.c:1055
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:857
</IRQ>
RIP: 0010:native_restore_fl arch/x86/include/asm/irqflags.h:37 [inline]
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/irqflags.h:78 [inline]
RIP: 0010:vprintk_emit+0xcb2/0xff0 kernel/printk/printk.c:1899
RSP: 0018:ffff8801c2a1f0d8 EFLAGS: 00000296 ORIG_RAX: ffffffffffffff12
RAX: 0000000000000296 RBX: ffff8801574c4418 RCX: 0000000000040000
RDX: ffffc900033a6000 RSI: 00000000000001bf RDI: 00000000000001c0
RBP: ffff8801c2a1f1f8 R08: 000000219bfd8445 R09: ffff8801fd6d615d
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffffffff8b300430 R14: 0000000000000000 R15: 0000000000000000
vprintk_default+0x90/0xa0 kernel/printk/printk.c:1955
vprintk_func+0x517/0x700 kernel/printk/printk_safe.c:379
printk+0x1b6/0x1f0 kernel/printk/printk.c:1991
translate_table+0x474/0x5e10 net/bridge/netfilter/ebtables.c:846
do_replace_finish+0x1258/0x2ea0 net/bridge/netfilter/ebtables.c:1002
do_replace+0x707/0x770 net/bridge/netfilter/ebtables.c:1141
do_ebt_set_ctl+0x2ab/0x3c0 net/bridge/netfilter/ebtables.c:1518
nf_sockopt net/netfilter/nf_sockopt.c:106 [inline]
nf_setsockopt+0x476/0x4d0 net/netfilter/nf_sockopt.c:115
ip_setsockopt+0x24b/0x2b0 net/ipv4/ip_sockglue.c:1261
udp_setsockopt+0x108/0x1b0 net/ipv4/udp.c:2406
ipv6_setsockopt+0x30c/0x340 net/ipv6/ipv6_sockglue.c:917
udpv6_setsockopt+0x110/0x1c0 net/ipv6/udp.c:1422
sock_common_setsockopt+0x136/0x170 net/core/sock.c:2975
SYSC_setsockopt+0x4b8/0x570 net/socket.c:1849
SyS_setsockopt+0x76/0xa0 net/socket.c:1828
do_syscall_64+0x309/0x430 arch/x86/entry/common.c:287
entry_SYSCALL_64_after_hwframe+0x3d/0xa2
RIP: 0033:0x455389
RSP: 002b:00007f470c9e3c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
RAX: ffffffffffffffda RBX: 00007f470c9e46d4 RCX: 0000000000455389
RDX: 0000000000000080 RSI: 0000000000000000 RDI: 0000000000000013
RBP: 000000000072bea0 R08: 0000000000000dd0 R09: 0000000000000000
R10: 0000000020000dc0 R11: 0000000000000246 R12: 00000000ffffffff
R13: 000000000000051d R14: 00000000006fab58 R15: 0000000000000000
Uninit was created at:
kmsan_save_stack_with_flags mm/kmsan/kmsan.c:278 [inline]
kmsan_alloc_meta_for_pages+0x161/0x3a0 mm/kmsan/kmsan.c:814
kmsan_alloc_page+0x82/0xe0 mm/kmsan/kmsan.c:868
__alloc_pages_nodemask+0xf5b/0x5dc0 mm/page_alloc.c:4283
alloc_pages_current+0x6b5/0x970 mm/mempolicy.c:2055
alloc_pages include/linux/gfp.h:494 [inline]
kmalloc_order mm/slab_common.c:1164 [inline]
kmalloc_order_trace+0xb9/0x390 mm/slab_common.c:1175
kmalloc_large include/linux/slab.h:446 [inline]
__kmalloc+0x332/0x350 mm/slub.c:3778
kmalloc include/linux/slab.h:517 [inline]
ip_vs_lblc_init_svc+0x57/0x310 net/netfilter/ipvs/ip_vs_lblc.c:355
ip_vs_bind_scheduler+0xa4/0x1e0 net/netfilter/ipvs/ip_vs_sched.c:51
ip_vs_add_service+0xa91/0x1d70 net/netfilter/ipvs/ip_vs_ctl.c:1265
do_ip_vs_set_ctl+0x25c8/0x2790 net/netfilter/ipvs/ip_vs_ctl.c:2457
nf_sockopt net/netfilter/nf_sockopt.c:106 [inline]
nf_setsockopt+0x476/0x4d0 net/netfilter/nf_sockopt.c:115
ip_setsockopt+0x24b/0x2b0 net/ipv4/ip_sockglue.c:1261
raw_setsockopt+0x2e5/0x350 net/ipv4/raw.c:870
sock_common_setsockopt+0x136/0x170 net/core/sock.c:2975
SYSC_setsockopt+0x4b8/0x570 net/socket.c:1849
SyS_setsockopt+0x76/0xa0 net/socket.c:1828
do_syscall_64+0x309/0x430 arch/x86/entry/common.c:287
entry_SYSCALL_64_after_hwframe+0x3d/0xa2
==================================================================
---
This bug is generated by a dumb bot. It may contain errors.
See https://goo.gl/tpsmEJ for details.
Direct all questions to syzk...@googlegroups.com.
syzbot will keep track of this bug report.
If you forgot to add the Reported-by tag, once the fix for this bug is
merged
into any tree, please reply to this email with:
#syz fix: exact-commit-title
To mark this as a duplicate of another syzbot report, please reply with:
#syz dup: exact-subject-of-another-report
If it's a one-off invalid bug report, please reply with:
#syz invalid
Note: if the crash happens again, it will cause creation of a new bug
report.
Note: all commands must start from beginning of the line in the email body.
syzbot hit the following crash on
https://github.com/google/kmsan.git/master commit
d2d741e5d1898dfde1a75ea3d29a9a3e2edf0617 (Sun Apr 22 15:05:22 2018 +0000)
kmsan: add initialization for shmem pages
syzbot dashboard link:
https://syzkaller.appspot.com/bug?extid=3e9695f147fb529aa9bc
So far this crash happened 3 times on
https://github.com/google/kmsan.git/master.
Unfortunately, I don't have any reproducer for this crash yet.
Raw console output:
https://syzkaller.appspot.com/x/log.txt?id=5822255644803072
Kernel config: https://syzkaller.appspot.com/x/.config?id=328654897048964367
compiler: clang version 7.0.0 (trunk 329391)
IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+3e9695...@syzkaller.appspotmail.com
It will help syzbot understand when the bug is fixed. See footer for
details.
If you forward the report, please keep this part and the footer.
kernel msg: ebtables bug: please report to author: bad policy
==================================================================
BUG: KMSAN: uninit-value in ip_vs_lblc_check_expire+0xe62/0xf10
net/netfilter/ipvs/ip_vs_lblc.c:315
CPU: 0 PID: 11383 Comm: syz-executor3 Not tainted 4.16.0+ #86
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS
Google 01/01/2011
Call Trace:
<IRQ>
__dump_stack lib/dump_stack.c:17 [inline]
dump_stack+0x185/0x1d0 lib/dump_stack.c:53
kmsan_report+0x142/0x240 mm/kmsan/kmsan.c:1067
__msan_warning_32+0x6c/0xb0 mm/kmsan/kmsan_instr.c:683
ip_vs_lblc_check_expire+0xe62/0xf10 net/netfilter/ipvs/ip_vs_lblc.c:315
call_timer_fn+0x26a/0x5a0 kernel/time/timer.c:1326
expire_timers kernel/time/timer.c:1363 [inline]
__run_timers+0xda7/0x11c0 kernel/time/timer.c:1666
run_timer_softirq+0x43/0x70 kernel/time/timer.c:1692
__do_softirq+0x56d/0x93d kernel/softirq.c:285
invoke_softirq kernel/softirq.c:365 [inline]
irq_exit+0x202/0x240 kernel/softirq.c:405
exiting_irq+0xe/0x10 arch/x86/include/asm/apic.h:541
smp_apic_timer_interrupt+0x64/0x90 arch/x86/kernel/apic/apic.c:1055
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:857
</IRQ>
RIP: 0010:native_restore_fl arch/x86/include/asm/irqflags.h:37 [inline]
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/irqflags.h:78 [inline]
RIP: 0010:vprintk_emit+0xcb2/0xff0 kernel/printk/printk.c:1899
RSP: 0018:ffff8801c2a1f0d8 EFLAGS: 00000296 ORIG_RAX: ffffffffffffff12
RAX: 0000000000000296 RBX: ffff8801574c4418 RCX: 0000000000040000
RDX: ffffc900033a6000 RSI: 00000000000001bf RDI: 00000000000001c0
RBP: ffff8801c2a1f1f8 R08: 000000219bfd8445 R09: ffff8801fd6d615d
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffffffff8b300430 R14: 0000000000000000 R15: 0000000000000000
vprintk_default+0x90/0xa0 kernel/printk/printk.c:1955
vprintk_func+0x517/0x700 kernel/printk/printk_safe.c:379
printk+0x1b6/0x1f0 kernel/printk/printk.c:1991
translate_table+0x474/0x5e10 net/bridge/netfilter/ebtables.c:846
do_replace_finish+0x1258/0x2ea0 net/bridge/netfilter/ebtables.c:1002
do_replace+0x707/0x770 net/bridge/netfilter/ebtables.c:1141
do_ebt_set_ctl+0x2ab/0x3c0 net/bridge/netfilter/ebtables.c:1518
nf_sockopt net/netfilter/nf_sockopt.c:106 [inline]
nf_setsockopt+0x476/0x4d0 net/netfilter/nf_sockopt.c:115
ip_setsockopt+0x24b/0x2b0 net/ipv4/ip_sockglue.c:1261
udp_setsockopt+0x108/0x1b0 net/ipv4/udp.c:2406
ipv6_setsockopt+0x30c/0x340 net/ipv6/ipv6_sockglue.c:917
udpv6_setsockopt+0x110/0x1c0 net/ipv6/udp.c:1422
sock_common_setsockopt+0x136/0x170 net/core/sock.c:2975
SYSC_setsockopt+0x4b8/0x570 net/socket.c:1849
SyS_setsockopt+0x76/0xa0 net/socket.c:1828
do_syscall_64+0x309/0x430 arch/x86/entry/common.c:287
entry_SYSCALL_64_after_hwframe+0x3d/0xa2
RIP: 0033:0x455389
RSP: 002b:00007f470c9e3c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
RAX: ffffffffffffffda RBX: 00007f470c9e46d4 RCX: 0000000000455389
RDX: 0000000000000080 RSI: 0000000000000000 RDI: 0000000000000013
RBP: 000000000072bea0 R08: 0000000000000dd0 R09: 0000000000000000
R10: 0000000020000dc0 R11: 0000000000000246 R12: 00000000ffffffff
R13: 000000000000051d R14: 00000000006fab58 R15: 0000000000000000
Uninit was created at:
kmsan_save_stack_with_flags mm/kmsan/kmsan.c:278 [inline]
kmsan_alloc_meta_for_pages+0x161/0x3a0 mm/kmsan/kmsan.c:814
kmsan_alloc_page+0x82/0xe0 mm/kmsan/kmsan.c:868
__alloc_pages_nodemask+0xf5b/0x5dc0 mm/page_alloc.c:4283
alloc_pages_current+0x6b5/0x970 mm/mempolicy.c:2055
alloc_pages include/linux/gfp.h:494 [inline]
kmalloc_order mm/slab_common.c:1164 [inline]
kmalloc_order_trace+0xb9/0x390 mm/slab_common.c:1175
kmalloc_large include/linux/slab.h:446 [inline]
__kmalloc+0x332/0x350 mm/slub.c:3778
kmalloc include/linux/slab.h:517 [inline]
ip_vs_lblc_init_svc+0x57/0x310 net/netfilter/ipvs/ip_vs_lblc.c:355
ip_vs_bind_scheduler+0xa4/0x1e0 net/netfilter/ipvs/ip_vs_sched.c:51
ip_vs_add_service+0xa91/0x1d70 net/netfilter/ipvs/ip_vs_ctl.c:1265
do_ip_vs_set_ctl+0x25c8/0x2790 net/netfilter/ipvs/ip_vs_ctl.c:2457
nf_sockopt net/netfilter/nf_sockopt.c:106 [inline]
nf_setsockopt+0x476/0x4d0 net/netfilter/nf_sockopt.c:115
ip_setsockopt+0x24b/0x2b0 net/ipv4/ip_sockglue.c:1261
raw_setsockopt+0x2e5/0x350 net/ipv4/raw.c:870
sock_common_setsockopt+0x136/0x170 net/core/sock.c:2975
SYSC_setsockopt+0x4b8/0x570 net/socket.c:1849
SyS_setsockopt+0x76/0xa0 net/socket.c:1828
do_syscall_64+0x309/0x430 arch/x86/entry/common.c:287
entry_SYSCALL_64_after_hwframe+0x3d/0xa2
==================================================================
---
This bug is generated by a dumb bot. It may contain errors.
See https://goo.gl/tpsmEJ for details.
Direct all questions to syzk...@googlegroups.com.
syzbot will keep track of this bug report.
If you forgot to add the Reported-by tag, once the fix for this bug is
merged
into any tree, please reply to this email with:
#syz fix: exact-commit-title
To mark this as a duplicate of another syzbot report, please reply with:
#syz dup: exact-subject-of-another-report
If it's a one-off invalid bug report, please reply with:
#syz invalid
Note: if the crash happens again, it will cause creation of a new bug
report.
Note: all commands must start from beginning of the line in the email body.
syzbot
Jun 22, 2018, 1:52:02 AM6/22/18
to core...@netfilter.org, da...@davemloft.net, f...@strlen.de, ho...@verge.net.au, j...@ssi.bg, kad...@blackhole.kfki.hu, linux-...@vger.kernel.org, lvs-...@vger.kernel.org, net...@vger.kernel.org, netfilt...@vger.kernel.org, pa...@netfilter.org, syzkall...@googlegroups.com, wen...@linux-vs.org
syzbot has found a reproducer for the following crash on:
HEAD commit: 123906095e30 kmsan: introduce kmsan_interrupt_enter()/kmsa..
git tree: https://github.com/google/kmsan.git/master
console output: https://syzkaller.appspot.com/x/log.txt?x=134ad890400000
kernel config: https://syzkaller.appspot.com/x/.config?x=848e40757852af3e
dashboard link: https://syzkaller.appspot.com/bug?extid=3e9695f147fb529aa9bc
compiler: clang version 7.0.0 (trunk 334104)
syzkaller repro:https://syzkaller.appspot.com/x/repro.syz?x=11505218400000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1168a490400000
IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+3e9695...@syzkaller.appspotmail.com
dump_stack+0x185/0x1d0 lib/dump_stack.c:113
kmsan_report+0x188/0x2a0 mm/kmsan/kmsan.c:1125
__msan_warning_32+0x70/0xc0 mm/kmsan/kmsan_instr.c:620
ip_vs_lblc_check_expire+0xe62/0xf10 net/netfilter/ipvs/ip_vs_lblc.c:315
call_timer_fn+0x280/0x5d0 kernel/time/timer.c:1326
expire_timers kernel/time/timer.c:1363 [inline]
__run_timers+0xd96/0x11b0 kernel/time/timer.c:1666
run_timer_softirq+0x43/0x70 kernel/time/timer.c:1692
__do_softirq+0x592/0x979 kernel/softirq.c:285
smp_apic_timer_interrupt+0x64/0x90 arch/x86/kernel/apic/apic.c:1055
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:866
</IRQ>
RIP: 0010:native_safe_halt arch/x86/include/asm/irqflags.h:55 [inline]
RIP: 0010:arch_safe_halt arch/x86/include/asm/irqflags.h:97 [inline]
RIP: 0010:default_idle+0x20b/0x3e0 arch/x86/kernel/process.c:500
RSP: 0018:ffff8801d8e5fdf0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: ffff8801fd432f18 RBX: 0000000000000000 RCX: ffff880000000000
RDX: ffff8801fd032f18 RSI: aaaaaaaaaaaab000 RDI: ffffea0000000000
RBP: ffff8801d8e5fe28 R08: 0000000001080020 R09: 0000000000000002
R10: 00000030de3d75c0 R11: ffffffff89fef830 R12: ffff8801d8e5fe8f
R13: ffff8801d8da57c0 R14: ffff8801d8e5fe8c R15: ffff8801d8da6098
arch_cpu_idle+0x26/0x30 arch/x86/kernel/process.c:491
default_idle_call kernel/sched/idle.c:93 [inline]
cpuidle_idle_call kernel/sched/idle.c:153 [inline]
do_idle+0x36d/0x830 kernel/sched/idle.c:262
cpu_startup_entry+0x45/0x50 kernel/sched/idle.c:368
start_secondary+0x3c6/0x490 arch/x86/kernel/smpboot.c:272
secondary_startup_64+0xa5/0xb0 arch/x86/kernel/head_64.S:242
Uninit was created at:
kmsan_save_stack_with_flags mm/kmsan/kmsan.c:282 [inline]
kmsan_alloc_meta_for_pages+0x161/0x3a0 mm/kmsan/kmsan.c:819
kmsan_alloc_page+0x82/0xe0 mm/kmsan/kmsan.c:889
__alloc_pages_nodemask+0xf7b/0x5cc0 mm/page_alloc.c:4402
alloc_pages_current+0x6b1/0x970 mm/mempolicy.c:2093
alloc_pages include/linux/gfp.h:494 [inline]
kmalloc_order mm/slab_common.c:1148 [inline]
kmalloc_order_trace+0xbb/0x390 mm/slab_common.c:1159
kmalloc_large include/linux/slab.h:446 [inline]
__kmalloc+0x335/0x350 mm/slub.c:3805
ip_vs_add_service+0xa9d/0x1d90 net/netfilter/ipvs/ip_vs_ctl.c:1265
do_ip_vs_set_ctl+0x2aa9/0x2cd0 net/netfilter/ipvs/ip_vs_ctl.c:2462
nf_sockopt net/netfilter/nf_sockopt.c:106 [inline]
nf_setsockopt+0x47c/0x4e0 net/netfilter/nf_sockopt.c:115
ip_setsockopt+0x24b/0x2b0 net/ipv4/ip_sockglue.c:1251
udp_setsockopt+0x108/0x1b0 net/ipv4/udp.c:2416
ipv6_setsockopt+0x311/0x350 net/ipv6/ipv6_sockglue.c:917
tcp_setsockopt+0x1c0/0x1f0 net/ipv4/tcp.c:2891
sock_common_setsockopt+0x13b/0x170 net/core/sock.c:3039
__sys_setsockopt+0x496/0x540 net/socket.c:1903
__do_sys_setsockopt net/socket.c:1914 [inline]
__se_sys_setsockopt net/socket.c:1911 [inline]
__x64_sys_setsockopt+0x15c/0x1c0 net/socket.c:1911
do_syscall_64+0x15b/0x230 arch/x86/entry/common.c:287
entry_SYSCALL_64_after_hwframe+0x44/0xa9
==================================================================
HEAD commit: 123906095e30 kmsan: introduce kmsan_interrupt_enter()/kmsa..
git tree: https://github.com/google/kmsan.git/master
console output: https://syzkaller.appspot.com/x/log.txt?x=134ad890400000
kernel config: https://syzkaller.appspot.com/x/.config?x=848e40757852af3e
dashboard link: https://syzkaller.appspot.com/bug?extid=3e9695f147fb529aa9bc
compiler: clang version 7.0.0 (trunk 334104)
syzkaller repro:https://syzkaller.appspot.com/x/repro.syz?x=11505218400000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1168a490400000
IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+3e9695...@syzkaller.appspotmail.com
==================================================================
BUG: KMSAN: uninit-value in ip_vs_lblc_check_expire+0xe62/0xf10
net/netfilter/ipvs/ip_vs_lblc.c:315
CPU: 1 PID: 0 Comm: swapper/1 Not tainted 4.17.0+ #9
BUG: KMSAN: uninit-value in ip_vs_lblc_check_expire+0xe62/0xf10
net/netfilter/ipvs/ip_vs_lblc.c:315
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS
Google 01/01/2011
Call Trace:
<IRQ>
__dump_stack lib/dump_stack.c:77 [inline]
Google 01/01/2011
Call Trace:
<IRQ>
dump_stack+0x185/0x1d0 lib/dump_stack.c:113
kmsan_report+0x188/0x2a0 mm/kmsan/kmsan.c:1125
__msan_warning_32+0x70/0xc0 mm/kmsan/kmsan_instr.c:620
ip_vs_lblc_check_expire+0xe62/0xf10 net/netfilter/ipvs/ip_vs_lblc.c:315
call_timer_fn+0x280/0x5d0 kernel/time/timer.c:1326
expire_timers kernel/time/timer.c:1363 [inline]
__run_timers+0xd96/0x11b0 kernel/time/timer.c:1666
run_timer_softirq+0x43/0x70 kernel/time/timer.c:1692
__do_softirq+0x592/0x979 kernel/softirq.c:285
invoke_softirq kernel/softirq.c:365 [inline]
irq_exit+0x202/0x240 kernel/softirq.c:405
exiting_irq+0xe/0x10 arch/x86/include/asm/apic.h:525
irq_exit+0x202/0x240 kernel/softirq.c:405
smp_apic_timer_interrupt+0x64/0x90 arch/x86/kernel/apic/apic.c:1055
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:866
</IRQ>
RIP: 0010:native_safe_halt arch/x86/include/asm/irqflags.h:55 [inline]
RIP: 0010:arch_safe_halt arch/x86/include/asm/irqflags.h:97 [inline]
RIP: 0010:default_idle+0x20b/0x3e0 arch/x86/kernel/process.c:500
RSP: 0018:ffff8801d8e5fdf0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: ffff8801fd432f18 RBX: 0000000000000000 RCX: ffff880000000000
RDX: ffff8801fd032f18 RSI: aaaaaaaaaaaab000 RDI: ffffea0000000000
RBP: ffff8801d8e5fe28 R08: 0000000001080020 R09: 0000000000000002
R10: 00000030de3d75c0 R11: ffffffff89fef830 R12: ffff8801d8e5fe8f
R13: ffff8801d8da57c0 R14: ffff8801d8e5fe8c R15: ffff8801d8da6098
arch_cpu_idle+0x26/0x30 arch/x86/kernel/process.c:491
default_idle_call kernel/sched/idle.c:93 [inline]
cpuidle_idle_call kernel/sched/idle.c:153 [inline]
do_idle+0x36d/0x830 kernel/sched/idle.c:262
cpu_startup_entry+0x45/0x50 kernel/sched/idle.c:368
start_secondary+0x3c6/0x490 arch/x86/kernel/smpboot.c:272
secondary_startup_64+0xa5/0xb0 arch/x86/kernel/head_64.S:242
Uninit was created at:
kmsan_save_stack_with_flags mm/kmsan/kmsan.c:282 [inline]
kmsan_alloc_meta_for_pages+0x161/0x3a0 mm/kmsan/kmsan.c:819
kmsan_alloc_page+0x82/0xe0 mm/kmsan/kmsan.c:889
__alloc_pages_nodemask+0xf7b/0x5cc0 mm/page_alloc.c:4402
alloc_pages_current+0x6b1/0x970 mm/mempolicy.c:2093
alloc_pages include/linux/gfp.h:494 [inline]
kmalloc_order mm/slab_common.c:1148 [inline]
kmalloc_order_trace+0xbb/0x390 mm/slab_common.c:1159
kmalloc_large include/linux/slab.h:446 [inline]
__kmalloc+0x335/0x350 mm/slub.c:3805
kmalloc include/linux/slab.h:517 [inline]
ip_vs_lblc_init_svc+0x57/0x310 net/netfilter/ipvs/ip_vs_lblc.c:355
ip_vs_bind_scheduler+0xa9/0x1f0 net/netfilter/ipvs/ip_vs_sched.c:51
ip_vs_lblc_init_svc+0x57/0x310 net/netfilter/ipvs/ip_vs_lblc.c:355
ip_vs_add_service+0xa9d/0x1d90 net/netfilter/ipvs/ip_vs_ctl.c:1265
do_ip_vs_set_ctl+0x2aa9/0x2cd0 net/netfilter/ipvs/ip_vs_ctl.c:2462
nf_sockopt net/netfilter/nf_sockopt.c:106 [inline]
nf_setsockopt+0x47c/0x4e0 net/netfilter/nf_sockopt.c:115
ip_setsockopt+0x24b/0x2b0 net/ipv4/ip_sockglue.c:1251
udp_setsockopt+0x108/0x1b0 net/ipv4/udp.c:2416
ipv6_setsockopt+0x311/0x350 net/ipv6/ipv6_sockglue.c:917
tcp_setsockopt+0x1c0/0x1f0 net/ipv4/tcp.c:2891
sock_common_setsockopt+0x13b/0x170 net/core/sock.c:3039
__sys_setsockopt+0x496/0x540 net/socket.c:1903
__do_sys_setsockopt net/socket.c:1914 [inline]
__se_sys_setsockopt net/socket.c:1911 [inline]
__x64_sys_setsockopt+0x15c/0x1c0 net/socket.c:1911
do_syscall_64+0x15b/0x230 arch/x86/entry/common.c:287
entry_SYSCALL_64_after_hwframe+0x44/0xa9
==================================================================
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