RBP: 00007f64102ca45b R08: 00007ffe928fedbc R09: 0079746972756365
R10: 00007ffe928fee20 R11: 0000000000000246 R12: 00007ffe928fd150
R13: 00007ffe928ff2b0 R14: 00000000000c6e3f R15: 0000000000000008
watchdog: BUG: soft lockup - CPU#0 stuck for 287s! [syz-executor.4:22610]
Modules linked in:
CPU: 0 PID: 22610 Comm: syz-executor.4 Not tainted 6.1.75-syzkaller-00123-g60534eef4739 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
RIP: 0010:queued_spin_lock include/asm-generic/qspinlock.h:109 [inline]
RIP: 0010:do_raw_spin_lock include/linux/spinlock.h:186 [inline]
RIP: 0010:__raw_spin_lock include/linux/spinlock_api_smp.h:134 [inline]
RIP: 0010:_raw_spin_lock+0x7a/0x1b0 kernel/locking/spinlock.c:154
Code: 89 e3 48 c1 eb 03 48 b8 f1 f1 f1 f1 04 f3 f3 f3 4a 89 04 23 bf 01 00 00 00 e8 12 15 50 fc 4d 89 fe 49 c1 ee 03 43 0f b6 04 26 <84> c0 0f 85 ba 00 00 00 c7 44 24 20 00 00 00 00 4c 89 ef be 04 00
RSP: 0000:ffffc90000ce7240 EFLAGS: 00000a02
RAX: 0000000000000004 RBX: 1ffff9200019ce48 RCX: ffffffff87734f03
RDX: 0000000000000010 RSI: 0000000000000000 RDI: 0000000000000001
RBP: ffffc90000ce72d0 R08: ffffffff81b0002d R09: ffffc90000ce74c0
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: ffffea0004755a28 R14: 1ffff9200019ce4c R15: ffffc90000ce7260
FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffe928fca00 CR3: 00000001146e8000 CR4: 00000000003506b0
DR0: 0000200040000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
spin_lock include/linux/spinlock.h:350 [inline]
zap_pte_range mm/memory.c:1428 [inline]
zap_pmd_range mm/memory.c:1584 [inline]
zap_pud_range mm/memory.c:1613 [inline]
zap_p4d_range mm/memory.c:1634 [inline]
unmap_page_range+0xb8f/0x2480 mm/memory.c:1655
unmap_single_vma mm/memory.c:1701 [inline]
unmap_vmas+0x4e4/0x660 mm/memory.c:1741
exit_mmap+0x2d1/0x940 mm/mmap.c:3331
__mmput+0x95/0x310 kernel/fork.c:1298
mmput+0x56/0x170 kernel/fork.c:1321
exit_mm kernel/exit.c:566 [inline]
do_exit+0xb29/0x2b80 kernel/exit.c:862
do_group_exit+0x21a/0x2d0 kernel/exit.c:1025
get_signal+0x169d/0x1820 kernel/signal.c:2879
arch_do_signal_or_restart+0xb0/0x16f0 arch/x86/kernel/signal.c:871
exit_to_user_mode_loop+0x74/0xa0 kernel/entry/common.c:168
exit_to_user_mode_prepare+0x5a/0xa0 kernel/entry/common.c:204
irqentry_exit_to_user_mode+0x9/0x20 kernel/entry/common.c:310
irqentry_exit+0x12/0x40 kernel/entry/common.c:413
exc_page_fault+0x4f3/0x700 arch/x86/mm/fault.c:1565
asm_exc_page_fault+0x27/0x30 arch/x86/include/asm/idtentry.h:570
RIP: 0033:0x7f6410246e77
Code: Unable to access opcode bytes at 0x7f6410246e4d.
RSP: 002b:00007ffe928fcc00 EFLAGS: 00010206
RAX: 00007f64103809c0 RBX: 00007ffe928fd170 RCX: 0000000000000000
RDX: 00007ffe928ff2b0 RSI: 00007f64102c90d2 RDI: 00007ffe928fd170
RBP: 00007f64102ca45b R08: 00007ffe928fedbc R09: 0079746972756365
R10: 00007ffe928fee20 R11: 0000000000000246 R12: 00007ffe928fd150
R13: 00007ffe928ff2b0 R14: 00000000000c6e3f R15: 0000000000000008
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 14282 Comm: kworker/u4:67 Not tainted 6.1.75-syzkaller-00123-g60534eef4739 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
Workqueue: events_unbound toggle_allocation_gate
RIP: 0010:preempt_count arch/x86/include/asm/preempt.h:27 [inline]
RIP: 0010:check_kcov_mode kernel/kcov.c:173 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0x10/0x60 kernel/kcov.c:207
Code: 89 fb e8 13 00 00 00 48 8b 3d 54 a7 d9 05 48 89 de e8 64 1e 46 00 5b 5d c3 cc 55 48 89 e5 48 8b 45 08 65 48 8b 0d 90 0f 8d 7e <65> 8b 15 91 0f 8d 7e f7 c2 00 01 ff 00 74 11 f7 c2 00 01 00 00 74
RSP: 0018:ffffc90000e37830 EFLAGS: 00000202
RAX: ffffffff816bc3fc RBX: 1ffff1103ee07919 RCX: ffff888112ecbcc0
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffffc90000e37830 R08: ffffffff816bc3c5 R09: ffffed103ee2707b
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
R13: 0000000800000000 R14: ffff8881f703c8c8 R15: dffffc0000000000
FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fac972d5000 CR3: 0000000006c0f000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
csd_lock_wait kernel/smp.c:453 [inline]
smp_call_function_many_cond+0x86c/0x930 kernel/smp.c:998
on_each_cpu_cond_mask+0x40/0x80 kernel/smp.c:1166
on_each_cpu include/linux/smp.h:71 [inline]
text_poke_sync arch/x86/kernel/alternative.c:1329 [inline]
text_poke_bp_batch+0x1e9/0x730 arch/x86/kernel/alternative.c:1529
text_poke_flush arch/x86/kernel/alternative.c:1720 [inline]
text_poke_finish+0x1a/0x30 arch/x86/kernel/alternative.c:1727
arch_jump_label_transform_apply+0x15/0x30 arch/x86/kernel/jump_label.c:146
__jump_label_update+0x36a/0x380 kernel/jump_label.c:455
jump_label_update+0x3af/0x450 kernel/jump_label.c:801
static_key_disable_cpuslocked+0xcd/0x1b0 kernel/jump_label.c:207
static_key_disable+0x1a/0x30 kernel/jump_label.c:215
toggle_allocation_gate+0x3b4/0x450 mm/kfence/core.c:818
process_one_work+0x73d/0xcb0 kernel/workqueue.c:2299
worker_thread+0xa60/0x1260 kernel/workqueue.c:2446
kthread+0x26d/0x300 kernel/kthread.c:386
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306