------------[ cut here ]------------ WARNING: CPU: 1 PID: 4394 at kernel/workqueue.c:1441 __queue_work+0xddc/0xf90 kernel/workqueue.c:-1 Modules linked in: CPU: 1 PID: 4394 Comm: udevd Not tainted 6.1.134-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 RIP: 0010:__queue_work+0xddc/0xf90 kernel/workqueue.c:1441 Code: 8b 3c 24 e8 36 56 88 00 e9 d9 fc ff ff e8 5c f4 30 00 89 ee 48 c7 c7 80 c6 1d 8d e8 de 69 15 03 e9 1e fc ff ff e8 44 f4 30 00 <0f> 0b 48 83 c4 50 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 2e f4 30 00 RSP: 0018:ffffc900001e0af8 EFLAGS: 00010046 RAX: ffffffff8159b60c RBX: 00000000000b0012 RCX: ffff8880274fd940 RDX: 0000000000000100 RSI: 0000000000000100 RDI: 0000000000000000 RBP: 0000000000010000 R08: ffffffff815aa2a5 R09: fffffbfff1d417ce R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: dffffc0000000000 R14: 0000000000000008 R15: ffff88807570a800 FS: 00007f6c5a6cbc80(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f54dc1686a8 CR3: 00000000739de000 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:578 __do_softirq kernel/softirq.c:612 [inline] invoke_softirq kernel/softirq.c:452 [inline] __irq_exit_rcu+0x157/0x240 kernel/softirq.c:661 irq_exit_rcu+0x5/0x20 kernel/softirq.c:673 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline] sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1118 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691 RIP: 0010:kasan_quarantine_put+0x84/0x220 mm/kasan/quarantine.c:245 Code: e8 b1 56 af ff 48 c7 04 24 00 00 00 00 9c 8f 04 24 f7 04 24 00 02 00 00 0f 85 83 00 00 00 41 f7 c7 00 02 00 00 74 01 fb 31 c0 <48> 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f c3 48 8d 80 80 65 03 00 45 RSP: 0018:ffffc900041c7568 EFLAGS: 00000206 RAX: 54cf599e0ba47201 RBX: ffff88801f755000 RCX: ffffffff973c3103 RDX: dffffc0000000000 RSI: ffffffff8b0c1ec0 RDI: ffffffff8b5f7360 RBP: 0000000000000000 R08: 000000000000000d R09: 0000000000000001 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888017c41500 R13: ffff88801f755000 R14: 0000000000020078 R15: 0000000000000286 kasan_slab_free include/linux/kasan.h:177 [inline] slab_free_hook mm/slub.c:1724 [inline] slab_free_freelist_hook mm/slub.c:1750 [inline] slab_free mm/slub.c:3661 [inline] __kmem_cache_free+0x25c/0x3c0 mm/slub.c:3674 tomoyo_check_open_permission+0x347/0x4c0 security/tomoyo/file.c:786 security_file_open+0x5f/0xa0 security/security.c:1681 do_dentry_open+0x308/0x10f0 fs/open.c:869 do_open fs/namei.c:3626 [inline] path_openat+0x2644/0x2e60 fs/namei.c:3783 do_filp_open+0x230/0x480 fs/namei.c:3810 do_sys_openat2+0x13b/0x4f0 fs/open.c:1318 do_sys_open fs/open.c:1334 [inline] __do_sys_openat fs/open.c:1350 [inline] __se_sys_openat fs/open.c:1345 [inline] __x64_sys_openat+0x243/0x290 fs/open.c:1345 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f6c5a3169a4 Code: 24 20 48 8d 44 24 30 48 89 44 24 28 64 8b 04 25 18 00 00 00 85 c0 75 2c 44 89 e2 48 89 ee bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 76 60 48 8b 15 55 a4 0d 00 f7 d8 64 89 02 48 83 RSP: 002b:00007ffd7fe2fa10 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 000055dd8bb54da0 RCX: 00007f6c5a3169a4 RDX: 00000000000a0800 RSI: 000055dd8bb38e70 RDI: 00000000ffffff9c RBP: 000055dd8bb38e70 R08: 00000000ffffffff R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000000a0800 R13: 000055dd8bb48b90 R14: 0000000000000001 R15: 000055dd8bb2b910 ---------------- Code disassembly (best guess): 0: e8 b1 56 af ff call 0xffaf56b6 5: 48 c7 04 24 00 00 00 movq $0x0,(%rsp) c: 00 d: 9c pushf e: 8f 04 24 pop (%rsp) 11: f7 04 24 00 02 00 00 testl $0x200,(%rsp) 18: 0f 85 83 00 00 00 jne 0xa1 1e: 41 f7 c7 00 02 00 00 test $0x200,%r15d 25: 74 01 je 0x28 27: fb sti 28: 31 c0 xor %eax,%eax * 2a: 48 83 c4 08 add $0x8,%rsp <-- trapping instruction 2e: 5b pop %rbx 2f: 41 5c pop %r12 31: 41 5d pop %r13 33: 41 5e pop %r14 35: 41 5f pop %r15 37: c3 ret 38: 48 8d 80 80 65 03 00 lea 0x36580(%rax),%rax 3f: 45 rex.RB