------------[ cut here ]------------ WARNING: CPU: 0 PID: 6541 at kernel/workqueue.c:1441 __queue_work+0xddc/0xf90 Modules linked in: CPU: 0 PID: 6541 Comm: syz-executor Not tainted 6.1.118-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 RIP: 0010:__queue_work+0xddc/0xf90 kernel/workqueue.c:1441 Code: 8b 3c 24 e8 36 77 88 00 e9 d9 fc ff ff e8 dc f3 30 00 89 ee 48 c7 c7 c0 98 1d 8d e8 5e 91 0b 03 e9 1e fc ff ff e8 c4 f3 30 00 <0f> 0b 48 83 c4 50 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 ae f3 30 00 RSP: 0018:ffffc90000007af8 EFLAGS: 00010046 RAX: ffffffff8159982c RBX: 00000000000b0012 RCX: ffff88801bb39dc0 RDX: 0000000000000100 RSI: 0000000000000100 RDI: 0000000000000000 RBP: 0000000000010000 R08: ffffffff815a85d5 R09: fffffbfff1d3415e R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: dffffc0000000000 R14: 0000000000000008 R15: ffff888020bd5800 FS: 000055556b612500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055ddca60f131 CR3: 0000000054b96000 CR4: 00000000003506f0 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 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:in_gate_area_no_mm+0x1/0x50 arch/x86/entry/vsyscall/vsyscall_64.c:320 Code: c3 89 d9 80 e1 07 fe c1 38 c1 0f 8c 63 ff ff ff 48 89 df e8 71 7d e1 00 e9 56 ff ff ff 66 2e 0f 1f 84 00 00 00 00 00 66 90 55 <53> 48 89 fb e8 16 fa 89 00 8b 2d 20 3e d8 0b bf 02 00 00 00 89 ee RSP: 0018:ffffc9000334f720 EFLAGS: 00000203 RAX: ffffffff81000000 RBX: 00007f0248b80737 RCX: 0000000080000000 RDX: 1ffffffff1f58b84 RSI: 0000000000000000 RDI: 00007f0248b80737 RBP: 0000000000000001 R08: 0000000000000004 R09: ffffc9000334f870 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88801bb39dc0 R13: ffffffff81784870 R14: dffffc0000000000 R15: 1ffff92000669ef9 is_kernel_text include/linux/kallsyms.h:31 [inline] core_kernel_text kernel/extable.c:68 [inline] kernel_text_address+0x2c/0xd0 kernel/extable.c:99 __kernel_text_address+0x9/0x40 kernel/extable.c:79 unwind_get_return_address+0x49/0x80 arch/x86/kernel/unwind_orc.c:323 arch_stack_walk+0xf3/0x140 arch/x86/kernel/stacktrace.c:26 stack_trace_save+0x113/0x1c0 kernel/stacktrace.c:122 kasan_save_stack mm/kasan/common.c:45 [inline] kasan_set_track+0x4b/0x70 mm/kasan/common.c:52 __kasan_slab_alloc+0x65/0x70 mm/kasan/common.c:328 kasan_slab_alloc include/linux/kasan.h:201 [inline] slab_post_alloc_hook+0x52/0x3a0 mm/slab.h:737 slab_alloc_node mm/slub.c:3398 [inline] slab_alloc mm/slub.c:3406 [inline] __kmem_cache_alloc_lru mm/slub.c:3413 [inline] kmem_cache_alloc+0x10c/0x2d0 mm/slub.c:3422 kmem_cache_zalloc include/linux/slab.h:683 [inline] lsm_file_alloc security/security.c:575 [inline] security_file_alloc+0x24/0x120 security/security.c:1543 __alloc_file+0xc3/0x230 fs/file_table.c:143 alloc_empty_file+0x92/0x180 fs/file_table.c:187 alloc_file+0x5c/0x5e0 fs/file_table.c:229 alloc_file_pseudo+0x259/0x2f0 fs/file_table.c:272 sock_alloc_file+0xb4/0x240 net/socket.c:467 sock_map_fd net/socket.c:491 [inline] __sys_socket+0x1ca/0x3a0 net/socket.c:1679 __do_sys_socket net/socket.c:1684 [inline] __se_sys_socket net/socket.c:1682 [inline] __x64_sys_socket+0x76/0x80 net/socket.c:1682 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: 0033:0x7f0248b80737 Code: f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 0f 1f 44 00 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffd43942ff8 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 RAX: ffffffffffffffda RBX: 00007f0248bf263e RCX: 00007f0248b80737 RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 RBP: 00007ffd43943010 R08: 0000000000000008 R09: 00007ffd43943330 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 R13: 00007f0249864620 R14: 0000000000000000 R15: 0000000000000000 ---------------- Code disassembly (best guess): 0: c3 ret 1: 89 d9 mov %ebx,%ecx 3: 80 e1 07 and $0x7,%cl 6: fe c1 inc %cl 8: 38 c1 cmp %al,%cl a: 0f 8c 63 ff ff ff jl 0xffffff73 10: 48 89 df mov %rbx,%rdi 13: e8 71 7d e1 00 call 0xe17d89 18: e9 56 ff ff ff jmp 0xffffff73 1d: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 24: 00 00 00 27: 66 90 xchg %ax,%ax 29: 55 push %rbp * 2a: 53 push %rbx <-- trapping instruction 2b: 48 89 fb mov %rdi,%rbx 2e: e8 16 fa 89 00 call 0x89fa49 33: 8b 2d 20 3e d8 0b mov 0xbd83e20(%rip),%ebp # 0xbd83e59 39: bf 02 00 00 00 mov $0x2,%edi 3e: 89 ee mov %ebp,%esi