------------[ cut here ]------------
WARNING: CPU: 1 PID: 8403 at kernel/workqueue.c:2257 __queue_work+0xcd3/0xf50 kernel/workqueue.c:2256
Modules linked in:
CPU: 1 UID: 0 PID: 8403 Comm: syz-executor Not tainted 6.13.0-rc3-syzkaller-g06103dccbbd2 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024
RIP: 0010:__queue_work+0xcd3/0xf50 kernel/workqueue.c:2256
Code: ff e8 21 ee 37 00 90 0f 0b 90 e9 b2 fe ff ff e8 13 ee 37 00 eb 13 e8 0c ee 37 00 eb 0c e8 05 ee 37 00 eb 05 e8 fe ed 37 00 90 <0f> 0b 90 48 83 c4 60 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc
RSP: 0018:ffffc90000a18b08 EFLAGS: 00010046
RAX: ffffffff816785dd RBX: 0000000000000100 RCX: ffff88801eb3da00
RDX: 0000000000000100 RSI: 0000000000000100 RDI: 0000000000000000
RBP: 0000000000010000 R08: ffffffff81677a08 R09: 1ffffffff2032f4e
R10: dffffc0000000000 R11: ffffffff81678e10 R12: ffff88805d0d7000
R13: ffff88805d0d71c0 R14: dffffc0000000000 R15: 0000000000000008
FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f1a21746678 CR3: 000000006605c000 CR4: 00000000003526f0
DR0: fffffffffffffff8 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
call_timer_fn+0x187/0x650 kernel/time/timer.c:1793
expire_timers kernel/time/timer.c:1839 [inline]
__run_timers kernel/time/timer.c:2418 [inline]
__run_timer_base+0x695/0x8e0 kernel/time/timer.c:2430
run_timer_base kernel/time/timer.c:2439 [inline]
run_timer_softirq+0xb7/0x170 kernel/time/timer.c:2449
handle_softirqs+0x2d4/0x9b0 kernel/softirq.c:561
__do_softirq kernel/softirq.c:595 [inline]
invoke_softirq kernel/softirq.c:435 [inline]
__irq_exit_rcu+0xf7/0x220 kernel/softirq.c:662
irq_exit_rcu+0x9/0x30 kernel/softirq.c:678
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline]
sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1049
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:arch_test_bit arch/x86/include/asm/bitops.h:239 [inline]
RIP: 0010:_test_bit include/asm-generic/bitops/instrumented-non-atomic.h:142 [inline]
RIP: 0010:cpumask_test_cpu include/linux/cpumask.h:570 [inline]
RIP: 0010:cpu_online include/linux/cpumask.h:1117 [inline]
RIP: 0010:trace_lock_acquire include/trace/events/lock.h:24 [inline]
RIP: 0010:lock_acquire+0x4a2/0x550 kernel/locking/lockdep.c:5820
Code: 08 0f 83 bf 00 00 00 89 c3 48 89 d8 48 c1 e8 06 48 8d 3c c5 70 7a 19 90 be 08 00 00 00 e8 f6 26 8b 00 48 0f a3 1d 8e c7 9e 0e <45> 89 fe 0f 83 fe fb ff ff 65 ff 05 16 23 89 7e 48 c7 c0 e8 01 04
RSP: 0018:ffffc9000b71f380 EFLAGS: 00000257
RAX: 0000000000000001 RBX: 0000000000000001 RCX: ffffffff817ab2da
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff90197a70
RBP: ffffc9000b71f4d0 R08: ffffffff90197a77 R09: 1ffffffff2032f4e
R10: dffffc0000000000 R11: fffffbfff2032f4f R12: 1ffff920016e3e78
R13: dffffc0000000000 R14: 0000000000000000 R15: 0000000000000000
rcu_lock_acquire include/linux/rcupdate.h:337 [inline]
rcu_read_lock_sched include/linux/rcupdate.h:941 [inline]
pfn_valid+0x113/0x450 include/linux/mmzone.h:2048
page_table_check_clear+0x1e/0x550 mm/page_table_check.c:70
get_and_clear_full_ptes include/linux/pgtable.h:705 [inline]
zap_present_folio_ptes mm/memory.c:1502 [inline]
zap_present_ptes mm/memory.c:1585 [inline]
zap_pte_range mm/memory.c:1627 [inline]
zap_pmd_range mm/memory.c:1753 [inline]
zap_pud_range mm/memory.c:1782 [inline]
zap_p4d_range mm/memory.c:1803 [inline]
unmap_page_range+0x2c2e/0x4040 mm/memory.c:1824
unmap_vmas+0x3cc/0x5f0 mm/memory.c:1914
exit_mmap+0x275/0xc20 mm/mmap.c:1668
__mmput+0x115/0x3c0 kernel/fork.c:1353
exit_mm+0x220/0x310 kernel/exit.c:570
do_exit+0x9b2/0x28e0 kernel/exit.c:925
do_group_exit+0x207/0x2c0 kernel/exit.c:1087
__do_sys_exit_group kernel/exit.c:1098 [inline]
__se_sys_exit_group kernel/exit.c:1096 [inline]
__x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1096
x64_sys_call+0x26a8/0x26b0 arch/x86/include/generated/asm/syscalls_64.h:232
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f1a21585d19
Code: Unable to access opcode bytes at 0x7f1a21585cef.
RSP: 002b:00007ffe77a79bf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1a21585d19
RDX: 00007f1a21587c0a RSI: 0000000000000000 RDI: 0000000000000007
RBP: 00007ffe77a7a250 R08: 00007ffe77a7a5e7 R09: 0000000000000007
R10: 0000000000000408 R11: 0000000000000246 R12: 00007ffe77a7a1fc
R13: 0000000000033292 R14: 00007ffe77a7a920 R15: 000000000000000c
----------------
Code disassembly (best guess):
0: 08 0f or %cl,(%rdi)
2: 83 bf 00 00 00 89 c3 cmpl $0xffffffc3,-0x77000000(%rdi)
9: 48 89 d8 mov %rbx,%rax
c: 48 c1 e8 06 shr $0x6,%rax
10: 48 8d 3c c5 70 7a 19 lea -0x6fe68590(,%rax,8),%rdi
17: 90
18: be 08 00 00 00 mov $0x8,%esi
1d: e8 f6 26 8b 00 call 0x8b2718
22: 48 0f a3 1d 8e c7 9e bt %rbx,0xe9ec78e(%rip) # 0xe9ec7b8
29: 0e
* 2a: 45 89 fe mov %r15d,%r14d <-- trapping instruction
2d: 0f 83 fe fb ff ff jae 0xfffffc31
33: 65 ff 05 16 23 89 7e incl %gs:0x7e892316(%rip) # 0x7e892350
3a: 48 rex.W
3b: c7 .byte 0xc7
3c: c0 e8 01 shr $0x1,%al
3f: 04 .byte 0x4