=============================
[ BUG: Invalid wait context ]
6.13.0-rc5-syzkaller-00161-g63676eefb7a0 #0 Not tainted
-----------------------------
sshd/5917 is trying to lock:
ffffffff8e3a41b8 (stack_list_lock){-.-.}-{3:3}, at: add_stack_record_to_list mm/page_owner.c:182 [inline]
ffffffff8e3a41b8 (stack_list_lock){-.-.}-{3:3}, at: inc_stack_record_count mm/page_owner.c:214 [inline]
ffffffff8e3a41b8 (stack_list_lock){-.-.}-{3:3}, at: __set_page_owner+0x3ea/0x560 mm/page_owner.c:329
other info that might help us debug this:
context-{2:2}
4 locks held by sshd/5917:
#0: ffff88802ab38868 (&pipe->mutex){+.+.}-{4:4}, at: pipe_write+0x166/0x1b30 fs/pipe.c:455
#1: ffffffff8e350a20 (fs_reclaim){+.+.}-{0:0}, at: might_alloc include/linux/sched/mm.h:318 [inline]
#1: ffffffff8e350a20 (fs_reclaim){+.+.}-{0:0}, at: prepare_alloc_pages.constprop.0+0x155/0x560 mm/page_alloc.c:4512
#2: ffffffff8e374cc0 (mmu_notifier_invalidate_range_start){+.+.}-{0:0}, at: fs_reclaim_acquire mm/page_alloc.c:3870 [inline]
#2: ffffffff8e374cc0 (mmu_notifier_invalidate_range_start){+.+.}-{0:0}, at: fs_reclaim_acquire+0xae/0x150 mm/page_alloc.c:3861
#3: ffff88806a73ebd8 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x29/0x130 kernel/sched/core.c:598
stack backtrace:
CPU: 1 UID: 0 PID: 5917 Comm: sshd Not tainted 6.13.0-rc5-syzkaller-00161-g63676eefb7a0 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120
print_lock_invalid_wait_context kernel/locking/lockdep.c:4826 [inline]
check_wait_context kernel/locking/lockdep.c:4898 [inline]
__lock_acquire+0x878/0x3c40 kernel/locking/lockdep.c:5176
lock_acquire.part.0+0x11b/0x380 kernel/locking/lockdep.c:5849
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0x3a/0x60 kernel/locking/spinlock.c:162
add_stack_record_to_list mm/page_owner.c:182 [inline]
inc_stack_record_count mm/page_owner.c:214 [inline]
__set_page_owner+0x3ea/0x560 mm/page_owner.c:329
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x2d1/0x350 mm/page_alloc.c:1558
prep_new_page mm/page_alloc.c:1566 [inline]
get_page_from_freelist+0xfce/0x2f80 mm/page_alloc.c:3476
__alloc_pages_noprof+0x223/0x25b0 mm/page_alloc.c:4753
alloc_pages_mpol_noprof+0x2c9/0x610 mm/mempolicy.c:2269
stack_depot_save_flags+0x8aa/0x9c0 lib/stackdepot.c:627
kasan_save_stack+0x42/0x60 mm/kasan/common.c:48
__kasan_record_aux_stack+0xba/0xd0 mm/kasan/generic.c:544
task_work_add+0xc0/0x3b0 kernel/task_work.c:77
task_tick_numa kernel/sched/fair.c:3616 [inline]
task_tick_fair+0x524/0x8e0 kernel/sched/fair.c:13101
sched_tick+0x1dd/0x4f0 kernel/sched/core.c:5652
update_process_times+0x19c/0x2d0 kernel/time/timer.c:2524
tick_sched_handle kernel/time/tick-sched.c:276 [inline]
tick_nohz_handler+0x376/0x530 kernel/time/tick-sched.c:297
__run_hrtimer kernel/time/hrtimer.c:1739 [inline]
__hrtimer_run_queues+0x5fb/0xae0 kernel/time/hrtimer.c:1803
hrtimer_interrupt+0x392/0x8e0 kernel/time/hrtimer.c:1865
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1038 [inline]
__sysvec_apic_timer_interrupt+0x10f/0x400 arch/x86/kernel/apic/apic.c:1055
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline]
sysvec_apic_timer_interrupt+0x52/0xc0 arch/x86/kernel/apic/apic.c:1049
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:e1000_irq_enable drivers/net/ethernet/intel/e1000/e1000_main.c:295 [inline]
RIP: 0010:e1000_clean+0xee3/0x2700 drivers/net/ethernet/intel/e1000/e1000_main.c:3819
Code: fa 48 c1 ea 03 80 3c 02 00 0f 85 c3 16 00 00 48 8b 4c 24 48 ba 9d 00 00 00 48 8b 81 f8 01 00 00 48 89 04 24 89 90 d0 00 00 00 <48> 8b 81 f8 01 00 00 8b 40 08 e8 be a6 3a fb 8b 9c 24 f8 00 00 00
RSP: 0018:ffffc900006b0b70 EFLAGS: 00000246
RAX: ffffc900068c0000 RBX: 0000000000000000 RCX: ffff8881079f1070
RDX: 000000000000009d RSI: ffffffff865f6f06 RDI: ffff8881079f1268
RBP: 0000000000000002 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000006 R12: 0000000000000002
R13: 00000000000036b0 R14: ffff8881079f1070 R15: 0000000000000001
__napi_poll.constprop.0+0xb7/0x550 net/core/dev.c:6885
napi_poll net/core/dev.c:6954 [inline]
net_rx_action+0xa94/0x1010 net/core/dev.c:7076
handle_softirqs+0x213/0x8f0 kernel/softirq.c:561
__do_softirq kernel/softirq.c:595 [inline]
invoke_softirq kernel/softirq.c:435 [inline]
__irq_exit_rcu+0x109/0x170 kernel/softirq.c:662
irq_exit_rcu+0x9/0x30 kernel/softirq.c:678
common_interrupt+0xbf/0xe0 arch/x86/kernel/irq.c:278
asm_common_interrupt+0x26/0x40 arch/x86/include/asm/idtentry.h:693
RIP: 0010:lock_acquire.part.0+0x155/0x380 kernel/locking/lockdep.c:5814
Code: b8 ff ff ff ff 65 0f c1 05 e0 c1 8b 7e 83 f8 01 0f 85 d0 01 00 00 9c 58 f6 c4 02 0f 85 e5 01 00 00 48 85 ed 0f 85 b6 01 00 00 <48> b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00 00 00 00 48 c7
RSP: 0018:ffffc90003dd7788 EFLAGS: 00000206
RAX: 0000000000000046 RBX: 1ffff920007baef2 RCX: ffffffff8175d18e
RDX: 0000000000000001 RSI: ffffffff8b6cdce0 RDI: ffffffff8bd1ede0
RBP: 0000000000000200 R08: 0000000000000000 R09: fffffbfff2dca39a
R10: ffffffff96e51cd7 R11: 0000000000000002 R12: 0000000000000000
R13: ffffffff8e374cc0 R14: 0000000000000000 R15: 0000000000000000
fs_reclaim_acquire mm/page_alloc.c:3870 [inline]
fs_reclaim_acquire+0xca/0x150 mm/page_alloc.c:3861
might_alloc include/linux/sched/mm.h:318 [inline]
prepare_alloc_pages.constprop.0+0x155/0x560 mm/page_alloc.c:4512
__alloc_pages_noprof+0x190/0x25b0 mm/page_alloc.c:4742
alloc_pages_mpol_noprof+0x2c9/0x610 mm/mempolicy.c:2269
pipe_write+0xe38/0x1b30 fs/pipe.c:513
new_sync_write fs/read_write.c:586 [inline]
vfs_write+0x5ae/0x1150 fs/read_write.c:679
ksys_write+0x207/0x250 fs/read_write.c:731
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f7718316bf2
Code: 89 c7 48 89 44 24 08 e8 7b 34 fa ff 48 8b 44 24 08 48 83 c4 28 c3 c3 64 8b 04 25 18 00 00 00 85 c0 75 20 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 76 6f 48 8b 15 07 a2 0d 00 f7 d8 64 89 02 48 83
RSP: 002b:00007ffd6e8a55a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 000055aa4ead9340 RCX: 00007f7718316bf2
RDX: 00000000001e0000 RSI: 00007f7717ec6010 RDI: 0000000000000005
RBP: 00007f7717ec6010 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000001e0000
R13: 000055aa4ead13b0 R14: 000055aa4eac2250 R15: 000055aa4ead2e90
----------------
Code disassembly (best guess):
0: fa cli
1: 48 c1 ea 03 shr $0x3,%rdx
5: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1)
9: 0f 85 c3 16 00 00 jne 0x16d2
f: 48 8b 4c 24 48 mov 0x48(%rsp),%rcx
14: ba 9d 00 00 00 mov $0x9d,%edx
19: 48 8b 81 f8 01 00 00 mov 0x1f8(%rcx),%rax
20: 48 89 04 24 mov %rax,(%rsp)
24: 89 90 d0 00 00 00 mov %edx,0xd0(%rax)
* 2a: 48 8b 81 f8 01 00 00 mov 0x1f8(%rcx),%rax <-- trapping instruction
31: 8b 40 08 mov 0x8(%rax),%eax
34: e8 be a6 3a fb call 0xfb3aa6f7
39: 8b 9c 24 f8 00 00 00 mov 0xf8(%rsp),%ebx