rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 0-...!: (0 ticks this GP) idle=445c/1/0x4000000000000000 softirq=104428/104432 fqs=0
rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P18484/1:b..l P17918/1:b..l P4967/1:b..l P17943/1:b..l
rcu: (detected by 1, t=10506 jiffies, g=124365, q=680 ncpus=2)
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 18483 Comm: syz.0.3337 Tainted: G L syzkaller #0 PREEMPT(full)
Tainted: [L]=SOFTLOCKUP
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/05/2026
RIP: 0010:advance_sched+0x4/0xd20 net/sched/sch_taprio.c:920
Code: ff 48 8b 7c 24 08 e8 7b aa a6 f8 e9 5c fd ff ff 66 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa <41> 57 41 56 41 55 41 54 55 53 48 89 fb 48 83 ec 78 48 89 3c 24 e8
RSP: 0018:ffffc90000007e88 EFLAGS: 00000046
RAX: ffff88807e8c0000 RBX: dffffc0000000000 RCX: 0000000001000001
RDX: ffff88807e8c0000 RSI: ffffffff81f76431 RDI: ffff88802703b300
RBP: ffff88807e8c0b90 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff88802703b300
R13: ffffffff89d85950 R14: ffff8880b8428640 R15: ffff8880b8428690
FS: 00007f48fbfda6c0(0000) GS:ffff888123b61000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000000240 CR3: 000000005ebd4000 CR4: 00000000003526f0
Call Trace:
__run_hrtimer kernel/time/hrtimer.c:2067 [inline]
__hrtimer_run_queues+0x462/0x9c0 kernel/time/hrtimer.c:2124
hrtimer_interrupt+0x441/0xaa0 kernel/time/hrtimer.c:2243
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1051 [inline]
__sysvec_apic_timer_interrupt+0x109/0x470 arch/x86/kernel/apic/apic.c:1068
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1062 [inline]
sysvec_apic_timer_interrupt+0x9e/0xc0 arch/x86/kernel/apic/apic.c:1062
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:211 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0x31/0x80 kernel/locking/spinlock.c:221
Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 26 dd 14 f6 48 89 df e8 4e 33 15 f6 f7 c5 00 02 00 00 75 23 9c 58 f6 c4 02 75 37 01 00 00 00 e8 25 3a 04 f6 65 48 83 3d e4 a4 b9 08 00 74 16 5b
RSP: 0018:ffffc9000468fc90 EFLAGS: 00000246
RAX: 0000000000000006 RBX: ffff8880b8428500 RCX: 0000000000000080
RDX: 0000000000000001 RSI: ffffffff8e3eb021 RDI: ffffffff8c620e80
RBP: 0000000000000287 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
R13: dffffc0000000000 R14: 0000000000000002 R15: ffff8880b8428500
class_raw_spinlock_irqsave_destructor include/linux/spinlock.h:594 [inline]
clock_was_set+0x631/0x910 kernel/time/hrtimer.c:997
do_settimeofday64+0x330/0x4d0 kernel/time/timekeeping.c:1730
do_sys_settimeofday64+0x1dc/0x260 kernel/time/time.c:204
__do_sys_clock_settime kernel/time/posix-timers.c:1139 [inline]
__se_sys_clock_settime kernel/time/posix-timers.c:1123 [inline]
__x64_sys_clock_settime+0x1c1/0x2a0 kernel/time/posix-timers.c:1123
do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
do_syscall_64+0x123/0x790 arch/x86/entry/syscall_64.c:84
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f48fb19e159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f48fbfda028 EFLAGS: 00000246 ORIG_RAX: 00000000000000e3
RAX: ffffffffffffffda RBX: 00007f48fb425fa0 RCX: 00007f48fb19e159
RDX: 0000000000000000 RSI: 0000200000000240 RDI: 0000000000000000
RBP: 00007f48fb235024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f48fb426038 R14: 00007f48fb425fa0 R15: 00007fffa2b73818
task:udevd state:R running task stack:26440 pid:17943 tgid:17943 ppid:4967 task_flags:0x400140 flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5520 [inline]
__schedule+0x1259/0x6920 kernel/sched/core.c:7270
preempt_schedule_irq+0x4e/0x90 kernel/sched/core.c:7592
irqentry_exit_to_kernel_mode_preempt include/linux/irq-entry-common.h:468 [inline]
irqentry_exit_to_kernel_mode include/linux/irq-entry-common.h:539 [inline]
irqentry_exit+0x205/0xa10 kernel/entry/common.c:167
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:lock_release+0x19e/0x310 kernel/locking/lockdep.c:5934
Code: ff 65 0f c1 05 1b 0d a5 12 83 f8 01 0f 85 27 01 00 00 9c 58 f6 c4 02 0f 85 12 01 00 00 41 f7 c6 00 02 00 00 0f 85 c8 00 00 00 <48> 8b 44 24 10 65 48 2b 05 1d c6 a4 12 0f 85 4d 01 00 00 48 83 c4
RSP: 0018:ffffc9000311f7d0 EFLAGS: 00000206
RAX: 0000000000000046 RBX: ffffffff8edec060 RCX: ffffc9000311f7dc
RDX: 0000000000000000 RSI: ffffffff8e3c4c52 RDI: ffffffff8c620e80
RBP: ffffffff81b9957e R08: 0000000000000001 R09: 0000000000000007
R10: 0000000000000200 R11: 0000000000019ce3 R12: ffff888030c94b00
R13: ffffc9000311f888 R14: 0000000000000202 R15: 0000000000000002
rcu_lock_release include/linux/rcupdate.h:319 [inline]
rcu_read_unlock include/linux/rcupdate.h:880 [inline]
class_rcu_destructor include/linux/rcupdate.h:1216 [inline]
unwind_next_frame+0x3c3/0x2090 arch/x86/kernel/unwind_orc.c:495
arch_stack_walk+0x94/0xf0 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x8e/0xc0 kernel/stacktrace.c:122
kasan_save_stack+0x30/0x50 mm/kasan/common.c:57
kasan_record_aux_stack+0xa7/0xc0 mm/kasan/generic.c:556
__call_rcu_common.constprop.0+0xa5/0x9b0 kernel/rcu/tree.c:3181
destroy_inode+0x134/0x1c0 fs/inode.c:392
evict+0x599/0xad0 fs/inode.c:846
iput_final fs/inode.c:2015 [inline]
iput.part.0+0x989/0x1050 fs/inode.c:2064
iput+0x35/0x40 fs/inode.c:2030
filename_unlinkat+0x466/0x730 fs/namei.c:5723
__do_sys_unlink fs/namei.c:5754 [inline]
__se_sys_unlink fs/namei.c:5751 [inline]
__x64_sys_unlink+0x46/0x70 fs/namei.c:5751
do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
do_syscall_64+0x123/0x790 arch/x86/entry/syscall_64.c:84
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f40bb64e937
RSP: 002b:00007ffced34b558 EFLAGS: 00000202 ORIG_RAX: 0000000000000057
RAX: ffffffffffffffda RBX: 000055903f91c820 RCX: 00007f40bb64e937
RDX: 0000000000000001 RSI: 0000559006ea867f RDI: 00007ffced34b560
RBP: 0000000000000568 R08: 0000000000000064 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffced34b560
R13: 0000000003938700 R14: 0000559006ec3100 R15: 0000559006ec3140
task:udevd state:R running task stack:23896 pid:4967 tgid:4967 ppid:1 task_flags:0x400140 flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5520 [inline]
__schedule+0x1259/0x6920 kernel/sched/core.c:7270
preempt_schedule_irq+0x4e/0x90 kernel/sched/core.c:7592
irqentry_exit_to_kernel_mode_preempt include/linux/irq-entry-common.h:468 [inline]
irqentry_exit_to_kernel_mode include/linux/irq-entry-common.h:539 [inline]
irqentry_exit+0x205/0xa10 kernel/entry/common.c:167
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:lock_is_held_type+0xf5/0x140 kernel/locking/lockdep.c:5987
Code: ff ff ff ff 65 0f c1 15 f1 e6 bc 08 83 fa 01 8b 44 24 04 75 2d 9c 5a 80 e6 02 75 47 41 f7 c5 00 02 00 00 74 01 fb 48 83 c4 08 <5b> 5d 41 5c 41 5d 41 5e 41 5f e9 4c 46 03 00 e9 47 46 03 00 31 c0
RSP: 0018:ffffc900033ff8c8 EFLAGS: 00000282
RAX: 0000000000000001 RBX: ffffffff8edec060 RCX: 0000000000000001
RDX: 0000000000000046 RSI: ffffffff8e3c4c52 RDI: ffffffff8c620e80
RBP: ffff88807da42580 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
R13: 0000000000000246 R14: ffff88807da43158 R15: 0000000000000001
kernfs_root+0x20e/0x2a0 fs/kernfs/kernfs-internal.h:77
kernfs_active+0x5c/0x110 fs/kernfs/dir.c:40
kernfs_dop_revalidate+0xad/0x7e0 fs/kernfs/dir.c:1220
d_revalidate fs/namei.c:1035 [inline]
d_revalidate fs/namei.c:1031 [inline]
lookup_fast+0x3c7/0x600 fs/namei.c:1881
walk_component fs/namei.c:2278 [inline]
link_path_walk+0x7d4/0x1cc0 fs/namei.c:2656
path_lookupat+0x74/0xc40 fs/namei.c:2812
filename_lookup+0x202/0x590 fs/namei.c:2842
vfs_statx+0xff/0x3f0 fs/stat.c:353
vfs_fstatat+0x77/0xe0 fs/stat.c:373
__do_sys_newfstatat+0x9d/0x120 fs/stat.c:538
do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
do_syscall_64+0x123/0x790 arch/x86/entry/syscall_64.c:84
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f40bb64ab0a
RSP: 002b:00007ffced34b2a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
RAX: ffffffffffffffda RBX: 00007ffced34b740 RCX: 00007f40bb64ab0a
RDX: 00007ffced34b2b0 RSI: 00007ffced34b740 RDI: 00000000ffffff9c
RBP: 000055903f6e72c0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffced34b340
R13: 0000000000000100 R14: 0000559006eacbe0 R15: 00007ffced34bdc0
task:udevd state:R running task stack:25920 pid:17918 tgid:17918 ppid:4967 task_flags:0x400140 flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5520 [inline]
__schedule+0x1259/0x6920 kernel/sched/core.c:7270
preempt_schedule_irq+0x4e/0x90 kernel/sched/core.c:7592
irqentry_exit_to_kernel_mode_preempt include/linux/irq-entry-common.h:468 [inline]
irqentry_exit_to_kernel_mode include/linux/irq-entry-common.h:539 [inline]
irqentry_exit+0x205/0xa10 kernel/entry/common.c:167
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:rcu_is_watching+0x82/0xc0 kernel/rcu/tree.c:754
Code: da 48 c1 ea 03 0f b6 14 02 48 89 d8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 25 8b 03 c1 e8 02 83 e0 01 65 48 ff 0d 66 4d 9c 12 <74> 07 5b 5d e9 95 f3 e2 09 e8 a0 da 86 ff 5b 5d e9 89 f3 e2 09 48
RSP: 0018:ffffc900035b73e8 EFLAGS: 00000286
RAX: 0000000000000001 RBX: ffff8880b8433de8 RCX: ffffffff91f62a01
RDX: 0000000000000000 RSI: ffffffff8c620e00 RDI: ffffffff8e6b6920
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000007
R10: 0000000000000200 R11: 000000000001734f R12: ffffc900035b74c0
R13: ffffc900035b7470 R14: ffffc900035b7870 R15: ffffc900035b74a4
rcu_read_unlock include/linux/rcupdate.h:878 [inline]
class_rcu_destructor include/linux/rcupdate.h:1216 [inline]
unwind_next_frame+0x745/0x2090 arch/x86/kernel/unwind_orc.c:495
arch_stack_walk+0x94/0xf0 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x8e/0xc0 kernel/stacktrace.c:122
kasan_save_stack+0x30/0x50 mm/kasan/common.c:57
kasan_save_track+0x14/0x30 mm/kasan/common.c:78
unpoison_slab_object mm/kasan/common.c:340 [inline]
__kasan_slab_alloc+0x89/0x90 mm/kasan/common.c:366
kasan_slab_alloc include/linux/kasan.h:253 [inline]
slab_post_alloc_hook mm/slub.c:4683 [inline]
slab_alloc_node mm/slub.c:4996 [inline]
kmem_cache_alloc_lru_noprof+0x265/0x6a0 mm/slub.c:5029
__d_alloc+0x35/0xa50 fs/dcache.c:1907
d_alloc_parallel+0x105/0x14c0 fs/dcache.c:2766
lookup_open+0x6bb/0x1990 fs/namei.c:4471
open_last_lookups fs/namei.c:4767 [inline]
path_openat+0xa2c/0x2440 fs/namei.c:4997
do_file_open+0x20e/0x430 fs/namei.c:5029
do_sys_openat2+0x10f/0x1e0 fs/open.c:1417
do_sys_open fs/open.c:1423 [inline]
__do_sys_openat fs/open.c:1439 [inline]
__se_sys_openat fs/open.c:1434 [inline]
__x64_sys_openat+0x12d/0x210 fs/open.c:1434
do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
do_syscall_64+0x123/0x790 arch/x86/entry/syscall_64.c:84
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f40bb5e0407
RSP: 002b:00007ffced34afe0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f40bb554880 RCX: 00007f40bb5e0407
RDX: 0000000000080241 RSI: 00007ffced34b540 RDI: ffffffffffffff9c
RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000000001b6 R11: 0000000000000202 R12: 0000559006ea8dfc
R13: 0000559006ea8dfc R14: 0000000000000001 R15: 0000559006ec3140
task:syz-executor state:R running task stack:27496 pid:18484 tgid:18484 ppid:16201 task_flags:0x400040 flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5520 [inline]
__schedule+0x1259/0x6920 kernel/sched/core.c:7270
preempt_schedule_irq+0x4e/0x90 kernel/sched/core.c:7592
irqentry_exit_to_kernel_mode_preempt include/linux/irq-entry-common.h:468 [inline]
irqentry_exit_to_kernel_mode include/linux/irq-entry-common.h:539 [inline]
irqentry_exit+0x205/0xa10 kernel/entry/common.c:167
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:unwind_next_frame+0x59e/0x2090 arch/x86/kernel/unwind_orc.c:530
Code: 83 e2 07 41 83 e7 01 38 d0 7f 08 84 c0 0f 85 d6 14 00 00 45 88 7d 35 44 0f b6 71 04 41 83 e6 0f 41 80 fe 05 0f 84 76 0d 00 00 <0f> 87 f3 01 00 00 41 80 fe 03 0f 84 8f 0e 00 00 41 80 fe 04 0f 84
RSP: 0018:ffffc9000450fa38 EFLAGS: 00000293
RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff91f6fa4e
RDX: 0000000000000005 RSI: 0000000000000001 RDI: ffffffff91680914
RBP: ffffc9000450faf0 R08: ffffffff91f6fa52 R09: 0000000000000007
R10: 0000000000000200 R11: 0000000000017ed5 R12: ffffc9000450faf8
R13: ffffc9000450faa8 R14: 0000000000000003 R15: 0000000000000000
arch_stack_walk+0x94/0xf0 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x8e/0xc0 kernel/stacktrace.c:122
kasan_save_stack+0x30/0x50 mm/kasan/common.c:57
kasan_save_track+0x14/0x30 mm/kasan/common.c:78
unpoison_slab_object mm/kasan/common.c:340 [inline]
__kasan_slab_alloc+0x89/0x90 mm/kasan/common.c:366
kasan_slab_alloc include/linux/kasan.h:253 [inline]
slab_post_alloc_hook mm/slub.c:4683 [inline]
slab_alloc_node mm/slub.c:4996 [inline]
kmem_cache_alloc_noprof+0x269/0x6a0 mm/slub.c:5010
alloc_filename fs/namei.c:147 [inline]
do_getname+0x35/0x390 fs/namei.c:187
getname_flags fs/namei.c:230 [inline]
getname include/linux/fs.h:2557 [inline]
class_filename_constructor include/linux/fs.h:2584 [inline]
__do_sys_symlinkat fs/namei.c:5838 [inline]
__se_sys_symlinkat fs/namei.c:5834 [inline]
__x64_sys_symlinkat+0x8b/0xe0 fs/namei.c:5834
do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
do_syscall_64+0x123/0x790 arch/x86/entry/syscall_64.c:84
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f15db59d217
RSP: 002b:00007fff2c1074b8 EFLAGS: 00000206 ORIG_RAX: 000000000000010a
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f15db59d217
RDX: 00007f15db635ff3 RSI: 00000000ffffff9c RDI: 00007fff2c107550
RBP: 00007fff2c1074fc R08: 0000000000000001 R09: 00000000ffffffff
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000069
R13: 00000000000927c0 R14: 000000000016de63 R15: 00007fff2c107550
rcu: rcu_preempt kthread starved for 10506 jiffies! g124365 f0x0 RCU_GP_WAIT_FQS(5) ->state=R ->cpu=1
rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt state:R running task stack:28984 pid:17 tgid:17 ppid:2 task_flags:0x208040 flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5520 [inline]
__schedule+0x1259/0x6920 kernel/sched/core.c:7270
__schedule_loop kernel/sched/core.c:7347 [inline]
schedule+0xdd/0x2c0 kernel/sched/core.c:7362
schedule_timeout+0x127/0x280 kernel/time/sleep_timeout.c:99
rcu_gp_fqs_loop+0x1a9/0x8f0 kernel/rcu/tree.c:2122
rcu_gp_kthread+0x17a/0x220 kernel/rcu/tree.c:2330
kthread+0x373/0x450 kernel/kthread.c:436
ret_from_fork+0x730/0xd60 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
rcu: Stack dump where RCU GP kthread last ran:
CPU: 1 UID: 0 PID: 18241 Comm: syz-executor Tainted: G L syzkaller #0 PREEMPT(full)
Tainted: [L]=SOFTLOCKUP
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/05/2026
RIP: 0010:csd_lock_wait kernel/smp.c:363 [inline]
RIP: 0010:smp_call_function_many_cond+0x8f0/0x18c0 kernel/smp.c:1002
Code: 48 b8 00 00 00 00 00 fc ff df 48 8b 4c 24 08 49 89 ce 83 e1 07 49 c1 ee 03 49 89 cd 49 01 c6 41 83 c5 03 e8 b2 bf 0c 00 f3 90 <41> 0f b6 06 41 38 c5 7c 08 84 c0 0f 85 ca 0d 00 00 8b 45 08 31 ff
RSP: 0000:ffffc900054077f8 EFLAGS: 00000293
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
RDX: ffff888020394b00 RSI: ffffffff81ff305e RDI: ffff888020394b00
RBP: ffff8880b8443e00 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: ffffed1004072c13
R13: 0000000000000003 R14: ffffed10170887c1 R15: 0000000000000001
FS: 0000555568058500(0000) GS:ffff888123c61000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa8067ed0e8 CR3: 0000000089f50000 CR4: 00000000003526f0
Call Trace:
__flush_tlb_multi arch/x86/include/asm/paravirt.h:46 [inline]
flush_tlb_multi arch/x86/mm/tlb.c:1361 [inline]
flush_tlb_mm_range+0x3c9/0x1360 arch/x86/mm/tlb.c:1435
flush_tlb_page arch/x86/include/asm/tlbflush.h:352 [inline]
ptep_clear_flush+0x148/0x170 mm/pgtable-generic.c:104
wp_page_copy mm/memory.c:4073 [inline]
do_wp_page+0x1345/0x45c0 mm/memory.c:4472
handle_pte_fault mm/memory.c:6582 [inline]
__handle_mm_fault+0x1cd2/0x2f60 mm/memory.c:6707
handle_mm_fault+0x363/0xa20 mm/memory.c:6876
do_user_addr_fault+0x59c/0x12f0 arch/x86/mm/fault.c:1343
handle_page_fault arch/x86/mm/fault.c:1483 [inline]
exc_page_fault+0x6f/0xd0 arch/x86/mm/fault.c:1536
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:595
RIP: 0033:0x7fa80657c2d4
Code: 7f 07 c5 fa 7f 4c 17 f1 c3 48 8b 4c 16 f9 62 e1 fd 08 7e 07 48 89 4c 17 f9 c3 66 66 2e 0f 1f 84 00 00 00 00 00 90 8b 4c 16 fd <62> e1 7d 08 7e 07 89 4c 17 fd c3 90 48 29 f7 48 83 e6 e0 48 01 f7
RSP: 002b:00007fffb0fc81d8 EFLAGS: 00010246
RAX: 00007fa8067ed0e8 RBX: 00007fa8067ed0e0 RCX: 0000000000657475
RDX: 0000000000000006 RSI: 00007fa80665001f RDI: 00007fa8067ed0e8
RBP: 0000000000000002 R08: 00007fffb0fc8270 R09: 0000000000000000
R10: 00007fa8067eca68 R11: 0000000000000246 R12: 00007fa8067ed0e8
R13: 00007fa8067ec3e0 R14: 0000000000000003 R15: 00007fffb0fc8270