------------[ cut here ]------------ WARNING: CPU: 1 PID: 3655 at kernel/workqueue.c:1441 __queue_work+0xddc/0xf90 Modules linked in: CPU: 1 PID: 3655 Comm: kworker/u5:6 Not tainted 6.1.112-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Workqueue: hci1 wq_barrier_func RIP: 0010:__queue_work+0xddc/0xf90 kernel/workqueue.c:1441 Code: 8b 3c 24 e8 a6 a0 88 00 e9 d9 fc ff ff e8 6c 1e 31 00 89 ee 48 c7 c7 80 99 1d 8d e8 1e 6c 0b 03 e9 1e fc ff ff e8 54 1e 31 00 <0f> 0b 48 83 c4 50 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 3e 1e 31 00 RSP: 0018:ffffc900001e0af8 EFLAGS: 00010046 RAX: ffffffff815990ec RBX: 00000000000b0012 RCX: ffff88802cfad940 RDX: 0000000000000100 RSI: 0000000000000100 RDI: 0000000000000000 RBP: 0000000000010000 R08: ffffffff815a7e95 R09: fffffbfff1d33f2e R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: dffffc0000000000 R14: 0000000000000008 R15: ffff888074f61800 FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f22249f4440 CR3: 0000000073e55000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: call_timer_fn+0x1ad/0x6b0 kernel/time/timer.c:1504 expire_timers kernel/time/timer.c:1544 [inline] __run_timers+0x6a8/0x890 kernel/time/timer.c:1820 run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1833 handle_softirqs+0x2ee/0xa40 kernel/softirq.c:571 __do_softirq kernel/softirq.c:605 [inline] invoke_softirq kernel/softirq.c:445 [inline] __irq_exit_rcu+0x157/0x240 kernel/softirq.c:654 irq_exit_rcu+0x5/0x20 kernel/softirq.c:666 sysvec_apic_timer_interrupt+0x91/0xb0 arch/x86/kernel/apic/apic.c:1106 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:653 RIP: 0010:raw_spin_rq_unlock_irq+0x19/0x80 kernel/sched/sched.h:1368 Code: 07 80 c1 03 38 c1 7c d1 e8 74 7a 81 00 eb ca 0f 0b 41 57 41 56 53 48 89 fb eb 14 48 89 df e8 7e 57 50 09 e8 09 bb 30 00 fb 5b <41> 5e 41 5f c3 49 bf 00 00 00 00 00 fc ff df 4c 8d b3 58 0d 00 00 RSP: 0018:ffffc9000421f8c8 EFLAGS: 00000282 RAX: ac2857d287deda00 RBX: ffff8880b8f3a9c0 RCX: ffffffff816af0fa RDX: dffffc0000000000 RSI: ffffffff8b0c0340 RDI: ffffffff8b5d7180 RBP: ffffc9000421fa90 R08: dffffc0000000000 R09: fffffbfff223ba4a R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffff8cd84330 R13: ffffffff8cd84190 R14: ffff8880b8f3b718 R15: dffffc0000000000 __schedule+0x16bc/0x4570 kernel/sched/core.c:6564 preempt_schedule_common+0x83/0xd0 kernel/sched/core.c:6727 preempt_schedule+0xd9/0xe0 kernel/sched/core.c:6751 preempt_schedule_thunk+0x16/0x18 arch/x86/entry/thunk_64.S:34 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline] _raw_spin_unlock_irqrestore+0x128/0x130 kernel/locking/spinlock.c:194 process_one_work+0x8a9/0x11d0 kernel/workqueue.c:2292 process_scheduled_works kernel/workqueue.c:2355 [inline] worker_thread+0xd04/0x1200 kernel/workqueue.c:2441 kthread+0x28d/0x320 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 ---------------- Code disassembly (best guess), 1 bytes skipped: 0: 80 c1 03 add $0x3,%cl 3: 38 c1 cmp %al,%cl 5: 7c d1 jl 0xffffffd8 7: e8 74 7a 81 00 call 0x817a80 c: eb ca jmp 0xffffffd8 e: 0f 0b ud2 10: 41 57 push %r15 12: 41 56 push %r14 14: 53 push %rbx 15: 48 89 fb mov %rdi,%rbx 18: eb 14 jmp 0x2e 1a: 48 89 df mov %rbx,%rdi 1d: e8 7e 57 50 09 call 0x95057a0 22: e8 09 bb 30 00 call 0x30bb30 27: fb sti 28: 5b pop %rbx * 29: 41 5e pop %r14 <-- trapping instruction 2b: 41 5f pop %r15 2d: c3 ret 2e: 49 bf 00 00 00 00 00 movabs $0xdffffc0000000000,%r15 35: fc ff df 38: 4c 8d b3 58 0d 00 00 lea 0xd58(%rbx),%r14