rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P11477/1:b..l P14996/1:b..l P15020/1:b..l P15011/1:b..l P5605/1:b..l
rcu: (detected by 1, t=10578 jiffies, g=79193, q=513 ncpus=2)
task:syz-executor state:R running task stack:23384 pid:5605 tgid:5605 ppid:5600 task_flags:0x400940 flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5533 [inline]
__schedule+0x1259/0x6920 kernel/sched/core.c:7284
preempt_schedule_irq+0x4e/0x90 kernel/sched/core.c:7606
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_acquire+0x5e/0x380 kernel/locking/lockdep.c:5947
Code: 05 cf 1d a6 13 83 f8 07 0f 87 da 00 00 00 48 0f a3 05 de e8 5d 10 0f 82 c9 02 00 00 8b 35 7e 1a 5e 10 85 f6 0f 85 c7 00 00 00 <48> 8b 44 24 30 65 48 2b 05 6d 1d a6 13 0f 85 09 03 00 00 48 83 c4
RSP: 0000:ffffc90002f4ec98 EFLAGS: 00000206
RAX: 0000000000000046 RBX: 0000000000000000 RCX: 0000000000000200
RDX: 0000000000000000 RSI: ffffffff8e3bd908 RDI: ffffffff8c625680
RBP: ffffffff8fdec5e0 R08: 000000004863662a R09: 0000000000000007
R10: 0000000000000200 R11: 0000000000000001 R12: 0000000000000002
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
rcu_lock_acquire include/linux/rcupdate.h:309 [inline]
rcu_read_lock include/linux/rcupdate.h:849 [inline]
get_non_dying_memcg_start mm/memcontrol.c:862 [inline]
get_non_dying_memcg_start mm/memcontrol.c:853 [inline]
mod_memcg_lruvec_state+0xf3/0x280 mm/memcontrol.c:992
evict_folios+0xb93/0x1650 mm/vmscan.c:4952
try_to_shrink_lruvec+0x366/0x830 mm/vmscan.c:5076
lru_gen_shrink_lruvec mm/vmscan.c:5221 [inline]
shrink_lruvec+0x313/0x2670 mm/vmscan.c:5981
shrink_node_memcgs mm/vmscan.c:6220 [inline]
shrink_node+0x7a0/0x4320 mm/vmscan.c:6264
shrink_zones mm/vmscan.c:6503 [inline]
do_try_to_free_pages+0x33e/0x16d0 mm/vmscan.c:6565
try_to_free_mem_cgroup_pages+0x2bf/0x840 mm/vmscan.c:6887
try_charge_memcg+0x50b/0xf60 mm/memcontrol.c:2718
charge_memcg+0x1ae/0x210 mm/memcontrol.c:5210
__mem_cgroup_charge+0x2b/0x1c0 mm/memcontrol.c:5227
mem_cgroup_charge include/linux/memcontrol.h:662 [inline]
filemap_add_folio+0xe7/0x640 mm/filemap.c:965
__filemap_get_folio_mpol+0x584/0x1280 mm/filemap.c:2028
__filemap_get_folio include/linux/pagemap.h:761 [inline]
filemap_fault+0x879/0x3130 mm/filemap.c:3607
__do_fault+0x10b/0x440 mm/memory.c:5565
do_read_fault mm/memory.c:6000 [inline]
do_fault+0xb3f/0x1830 mm/memory.c:6134
do_pte_missing mm/memory.c:4700 [inline]
handle_pte_fault mm/memory.c:6558 [inline]
__handle_mm_fault+0x150b/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: 0033:0x7f1354a6c411
RSP: 002b:00007ffdea55ed30 EFLAGS: 00010206
RAX: 0000001b32c24000 RBX: 0000000000000629 RCX: 00000000000ea218
RDX: 000000000c8b4d99 RSI: 00007ffdea55edc0 RDI: 00007f1355b44010
RBP: 00007ffdea55ed6c R08: 002f9e94d77b41cf R09: 0000000000000001
R10: 000000000002dd6e R11: 0000000000000246 R12: 0000000000001388
R13: 00000000000927c0 R14: 00000000000ea14b R15: 00007ffdea55edc0
task:syz.6.2173 state:R running task stack:27816 pid:15011 tgid:15011 ppid:15009 task_flags:0x40004c flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5533 [inline]
__schedule+0x1259/0x6920 kernel/sched/core.c:7284
preempt_schedule_irq+0x4e/0x90 kernel/sched/core.c:7606
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_acquire+0x5e/0x380 kernel/locking/lockdep.c:5947
Code: 05 cf 1d a6 13 83 f8 07 0f 87 da 00 00 00 48 0f a3 05 de e8 5d 10 0f 82 c9 02 00 00 8b 35 7e 1a 5e 10 85 f6 0f 85 c7 00 00 00 <48> 8b 44 24 30 65 48 2b 05 6d 1d a6 13 0f 85 09 03 00 00 48 83 c4
RSP: 0018:ffffc90007077680 EFLAGS: 00000206
RAX: 0000000000000046 RBX: 0000000000000000 RCX: 0000000000000200
RDX: 0000000000000000 RSI: ffffffff8e3bd908 RDI: ffffffff8c625680
RBP: ffffffff8fdec5e0 R08: 00000000cddfa937 R09: 0000000000000007
R10: 0000000000000200 R11: 0000000000000001 R12: 0000000000000002
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
rcu_lock_acquire include/linux/rcupdate.h:309 [inline]
rcu_read_lock include/linux/rcupdate.h:849 [inline]
class_rcu_constructor include/linux/rcupdate.h:1216 [inline]
unwind_next_frame+0xd1/0x2090 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
slab_free_hook mm/slub.c:2709 [inline]
slab_free mm/slub.c:6509 [inline]
kmem_cache_free+0x424/0x6c0 mm/slub.c:6636
tear_down_vmas+0x2a5/0x610 mm/mmap.c:1277
exit_mmap+0x469/0xa00 mm/mmap.c:1335
__mmput+0x12a/0x410 kernel/fork.c:1193
mmput+0x67/0x80 kernel/fork.c:1216
exit_mm kernel/exit.c:592 [inline]
do_exit+0x83b/0x2a60 kernel/exit.c:974
__do_sys_exit kernel/exit.c:1096 [inline]
__se_sys_exit kernel/exit.c:1094 [inline]
__x64_sys_exit+0x42/0x50 kernel/exit.c:1094
x64_sys_call+0x156c/0x1570 arch/x86/include/generated/asm/syscalls_64.h:61
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: 0033:0x7f754039e559
RSP: 002b:00007f75412b0fd8 EFLAGS: 00000246 ORIG_RAX: 000000000000003c
RAX: ffffffffffffffda RBX: 00007f7540625fa0 RCX: 00007f754039e559
RDX: 00007f75412b19c8 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007f7540435ab8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f7540626038 R14: 00007f7540625fa0 R15: 00007ffe3d567648
task:syz-executor state:R running task stack:28232 pid:15020 tgid:15020 ppid:7792 task_flags:0x400040 flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5533 [inline]
__schedule+0x1259/0x6920 kernel/sched/core.c:7284
preempt_schedule_irq+0x4e/0x90 kernel/sched/core.c:7606
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_acquire+0x5e/0x380 kernel/locking/lockdep.c:5947
Code: 05 cf 1d a6 13 83 f8 07 0f 87 da 00 00 00 48 0f a3 05 de e8 5d 10 0f 82 c9 02 00 00 8b 35 7e 1a 5e 10 85 f6 0f 85 c7 00 00 00 <48> 8b 44 24 30 65 48 2b 05 6d 1d a6 13 0f 85 09 03 00 00 48 83 c4
RSP: 0018:ffffc9000771f8f8 EFLAGS: 00000206
RAX: 0000000000000046 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff8e3bd908 RDI: ffffffff8c625680
RBP: ffffffff8fdec5e0 R08: 00000000ef9d33e4 R09: 0000000000000007
R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000002
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
rcu_lock_acquire include/linux/rcupdate.h:309 [inline]
rcu_read_lock include/linux/rcupdate.h:849 [inline]
class_rcu_constructor include/linux/rcupdate.h:1216 [inline]
unwind_next_frame+0xd1/0x2090 arch/x86/kernel/unwind_orc.c:495
__unwind_start+0x3cd/0x7e0 arch/x86/kernel/unwind_orc.c:787
unwind_start arch/x86/include/asm/unwind.h:64 [inline]
arch_stack_walk+0x73/0xf0 arch/x86/kernel/stacktrace.c:24
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:351 [inline]
__kasan_slab_alloc+0x89/0x90 mm/kasan/common.c:377
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 include/linux/fs.h:2560 [inline]
class_filename_constructor include/linux/fs.h:2587 [inline]
__do_sys_chdir fs/open.c:555 [inline]
__se_sys_chdir fs/open.c:550 [inline]
__x64_sys_chdir+0xaa/0x280 fs/open.c:550
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: 0033:0x7f337259c997
RSP: 002b:00007ffefc0d7918 EFLAGS: 00000246 ORIG_RAX: 0000000000000050
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f337259c997
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 00007ffefc0d7970
RBP: 00007ffefc0d795c R08: 00007f3373358060 R09: 0000000000000000
R10: 0000000000000008 R11: 0000000000000246 R12: 0000000000000145
R13: 00000000000927c0 R14: 00000000000e9df9 R15: 00007ffefc0d79b0
task:syz.7.2166 state:R running task stack:22680 pid:14996 tgid:14996 ppid:7792 task_flags:0x440640 flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5533 [inline]
__schedule+0x1259/0x6920 kernel/sched/core.c:7284
preempt_schedule_irq+0x4e/0x90 kernel/sched/core.c:7606
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:xas_start+0x3de/0x790 lib/xarray.c:196
Code: f6 48 8d 7d fe 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 0f b6 04 02 84 c0 74 07 7f 05 e8 e7 40 ae f6 44 0f b6 75 fe 3f 00 00 00 44 89 f6 e8 c5 f8 39 f6 41 80 fe 3f 0f 87 87 03 00
RSP: 0018:ffffc900070167b8 EFLAGS: 00000246
RAX: 0000000000000000 RBX: ffffc90007016840 RCX: 0000000000000000
RDX: 1ffff1100ad50960 RSI: ffffffff8bd25885 RDI: ffff888056a84b00
RBP: ffff888056a84b02 R08: 0000000000000007 R09: 0000000000001000
R10: ffff888056a84b02 R11: 0000000000000001 R12: 0000000000000d39
R13: ffffc90007016858 R14: 000000000000000c R15: 0000000000000039
xas_load+0x1e/0x5c0 lib/xarray.c:239
xa_load+0xf8/0x2c0 lib/xarray.c:1622
page_cache_ra_unbounded+0x304/0x990 mm/readahead.c:270
do_page_cache_ra+0x10f/0x160 mm/readahead.c:348
page_cache_ra_order+0xc05/0xed0 mm/readahead.c:558
page_cache_async_ra+0x7fc/0xdc0 mm/readahead.c:720
do_async_mmap_readahead mm/filemap.c:3484 [inline]
filemap_fault+0xfc8/0x3130 mm/filemap.c:3583
__do_fault+0x10b/0x440 mm/memory.c:5565
do_read_fault mm/memory.c:6000 [inline]
do_fault+0xb3f/0x1830 mm/memory.c:6134
do_pte_missing mm/memory.c:4700 [inline]
handle_pte_fault mm/memory.c:6558 [inline]
__handle_mm_fault+0x150b/0x2f60 mm/memory.c:6707
handle_mm_fault+0x363/0xa20 mm/memory.c:6876
faultin_page mm/gup.c:1126 [inline]
__get_user_pages+0x8ae/0x2c30 mm/gup.c:1428
__get_user_pages_locked mm/gup.c:1692 [inline]
get_dump_page+0x27e/0x3d0 mm/gup.c:2192
dump_user_range+0x18d/0xad0 fs/coredump.c:1361
elf_core_dump+0x2d68/0x3d20 fs/binfmt_elf.c:2106
coredump_write fs/coredump.c:1047 [inline]
do_coredump fs/coredump.c:1126 [inline]
vfs_coredump+0x281a/0x54a0 fs/coredump.c:1195
get_signal+0x1f2a/0x21e0 kernel/signal.c:3097
arch_do_signal_or_restart+0x91/0x7e0 arch/x86/kernel/signal.c:337
__exit_to_user_mode_loop kernel/entry/common.c:66 [inline]
exit_to_user_mode_loop kernel/entry/common.c:101 [inline]
__exit_to_user_mode_prepare include/linux/irq-entry-common.h:207 [inline]
irqentry_exit_to_user_mode_prepare include/linux/irq-entry-common.h:244 [inline]
irqentry_exit_to_user_mode include/linux/irq-entry-common.h:315 [inline]
irqentry_exit+0x402/0xa10 kernel/entry/common.c:165
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:595
RIP: 0033:0x7f337259e561
RSP: 002b:fffffffffffffe70 EFLAGS: 00010217
RAX: 0000000000000000 RBX: 00007f3372826090 RCX: 00007f337259e559
RDX: 0000000000000000 RSI: fffffffffffffe70 RDI: 0000000000008000
RBP: 00007f3372635ab8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
R13: 00007f3372826128 R14: 00007f3372826090 R15: 00007ffefc0d75b8
task:syz-executor state:R running task stack:23720 pid:11477 tgid:11477 ppid:11471 task_flags:0x400140 flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5533 [inline]
__schedule+0x1259/0x6920 kernel/sched/core.c:7284
preempt_schedule_irq+0x4e/0x90 kernel/sched/core.c:7606
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_acquire+0x5e/0x380 kernel/locking/lockdep.c:5947
Code: 05 cf 1d a6 13 83 f8 07 0f 87 da 00 00 00 48 0f a3 05 de e8 5d 10 0f 82 c9 02 00 00 8b 35 7e 1a 5e 10 85 f6 0f 85 c7 00 00 00 <48> 8b 44 24 30 65 48 2b 05 6d 1d a6 13 0f 85 09 03 00 00 48 83 c4
RSP: 0018:ffffc9000e207288 EFLAGS: 00000206
RAX: 0000000000000046 RBX: 0000000000000000 RCX: 0000000000000200
RDX: 0000000000000000 RSI: ffffffff8e3bd908 RDI: ffffffff8c625680
RBP: ffffffff8fdec5e0 R08: 0000000011113a6a R09: 0000000000000007
R10: 0000000000000200 R11: 0000000000000001 R12: 0000000000000002
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
rcu_lock_acquire include/linux/rcupdate.h:309 [inline]
rcu_read_lock include/linux/rcupdate.h:849 [inline]
class_rcu_constructor include/linux/rcupdate.h:1216 [inline]
unwind_next_frame+0xd1/0x2090 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
save_stack+0x162/0x1e0 mm/page_owner.c:183
__reset_page_owner+0x84/0x190 mm/page_owner.c:338
reset_page_owner include/linux/page_owner.h:26 [inline]
__free_pages_prepare mm/page_alloc.c:1418 [inline]
free_unref_folios+0xa4a/0x1790 mm/page_alloc.c:3022
folios_put_refs+0x585/0xaa0 mm/folio.c:1036
folio_batch_release include/linux/folio_batch.h:101 [inline]
shmem_undo_range+0x5e5/0x1570 mm/shmem.c:1161
shmem_truncate_range mm/shmem.c:1289 [inline]
shmem_evict_inode+0x3b1/0xca0 mm/shmem.c:1420
evict+0x3c2/0xad0 fs/inode.c:822
iput_final fs/inode.c:2014 [inline]
iput.part.0+0x989/0x1050 fs/inode.c:2063
iput+0x35/0x40 fs/inode.c:2029
filename_unlinkat+0x466/0x730 fs/namei.c:5722
__do_sys_unlink fs/namei.c:5753 [inline]
__se_sys_unlink fs/namei.c:5750 [inline]
__x64_sys_unlink+0x46/0x70 fs/namei.c:5750
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: 0033:0x7efffbf9d647
RSP: 002b:00007ffd4a453098 EFLAGS: 00000206 ORIG_RAX: 0000000000000057
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007efffbf9d647
RDX: 00007ffd4a4530c0 RSI: 00007ffd4a453150 RDI: 00007ffd4a453150
RBP: 00007ffd4a453150 R08: 00007ffd4a454150 R09: 00000000ffffffff
R10: 0000000000000100 R11: 0000000000000206 R12: 00007ffd4a4541e0
R13: 00007efffc034efb R14: 00000000000e98af R15: 00007ffd4a454220
rcu: rcu_preempt kthread starved for 10588 jiffies! g79193 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:27400 pid:16 tgid:16 ppid:2 task_flags:0x208040 flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5533 [inline]
__schedule+0x1259/0x6920 kernel/sched/core.c:7284
__schedule_loop kernel/sched/core.c:7361 [inline]
schedule+0xdd/0x2c0 kernel/sched/core.c:7376
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: 0 Comm: swapper/1 Tainted: G L syzkaller #0 PREEMPT(full)
Tainted: [L]=SOFTLOCKUP
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026
RIP: 0010:pv_native_safe_halt+0xf/0x20 arch/x86/kernel/paravirt.c:64
Code: 97 96 02 e9 53 50 03 00 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 13 38 17 00 fb f4 cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
RSP: 0018:ffffc90000197e00 EFLAGS: 00000242
RAX: 0000000003591c8f RBX: ffff88801feda580 RCX: ffffffff8bd48275
RDX: 0000000000000001 RSI: ffffffff8e3e3ab8 RDI: ffffffff8c625680
RBP: ffffed1003fdb4b0 R08: 0000000000000001 R09: ffffed10170667bd
R10: ffff8880b8333deb R11: 0000000000000001 R12: 0000000000000000
R13: 0000000000000000 R14: 1ffff92000032fc4 R15: dffffc0000000000
FS: 0000000000000000(0000) GS:ffff888122a46000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f75412aef60 CR3: 000000006581f000 CR4: 00000000003526f0
Call Trace:
arch_safe_halt arch/x86/include/asm/paravirt.h:62 [inline]
default_idle+0x9/0x10 arch/x86/kernel/process.c:768
default_idle_call+0x6c/0xb0 kernel/sched/idle.c:122
cpuidle_idle_call kernel/sched/idle.c:199 [inline]
do_idle+0x3ae/0x5b0 kernel/sched/idle.c:355
cpu_startup_entry+0x4f/0x60 kernel/sched/idle.c:454
start_secondary+0x21d/0x2d0 arch/x86/kernel/smpboot.c:312
common_startup_64+0x13e/0x158