------------[ cut here ]------------ !work_pending(work) WARNING: kernel/workqueue.c:791 at set_work_data kernel/workqueue.c:791 [inline], CPU#0: syz.0.164/6881 WARNING: kernel/workqueue.c:791 at set_work_pool_and_clear_pending kernel/workqueue.c:819 [inline], CPU#0: syz.0.164/6881 WARNING: kernel/workqueue.c:791 at __cancel_work+0x1c1/0x230 kernel/workqueue.c:4438, CPU#0: syz.0.164/6881 Modules linked in: CPU: 0 UID: 0 PID: 6881 Comm: syz.0.164 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 RIP: 0010:set_work_data kernel/workqueue.c:791 [inline] RIP: 0010:set_work_pool_and_clear_pending kernel/workqueue.c:819 [inline] RIP: 0010:__cancel_work+0x1c1/0x230 kernel/workqueue.c:4438 Code: 02 00 00 75 2d e8 3f d9 37 00 48 85 db 75 32 e8 35 d9 37 00 eb 31 e8 2e d9 37 00 90 0f 0b 90 e9 c1 fe ff ff e8 20 d9 37 00 90 <0f> 0b 90 e9 44 ff ff ff e8 12 d9 37 00 e8 4d d0 25 0a 48 85 db 74 RSP: 0018:ffffc900057ffbb0 EFLAGS: 00010093 RAX: ffffffff818d84d0 RBX: 001fffffffc00000 RCX: ffff8880274fbd80 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffff888058218f37 R09: 1ffff1100b0431e6 R10: dffffc0000000000 R11: ffffed100b0431e7 R12: dffffc0000000000 R13: 1ffff1100b0431e6 R14: ffff888058218f30 R15: 0000000000000040 FS: 0000555589e0c500(0000) GS:ffff888125243000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffca0b25f50 CR3: 0000000079a2e000 CR4: 00000000003526f0 Call Trace: __cancel_work_sync+0x1f/0x110 kernel/workqueue.c:4448 lec_arp_destroy net/atm/lec.c:1501 [inline] lec_atm_close+0x171/0x9e0 net/atm/lec.c:497 vcc_destroy_socket net/atm/common.c:181 [inline] vcc_release+0x10f/0x580 net/atm/common.c:205 svc_release+0x6c/0xd0 net/atm/svc.c:95 __sock_release net/socket.c:722 [inline] sock_close+0xc3/0x240 net/socket.c:1514 __fput+0x44f/0xa60 fs/file_table.c:510 task_work_run+0x1d9/0x270 kernel/task_work.c:233 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] __exit_to_user_mode_loop kernel/entry/common.c:67 [inline] exit_to_user_mode_loop+0xed/0x480 kernel/entry/common.c:98 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:207 [inline] syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:238 [inline] syscall_exit_to_user_mode include/linux/entry-common.h:328 [inline] do_syscall_64+0x33e/0xf80 arch/x86/entry/syscall_64.c:100 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fe93999c819 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcc488d228 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 RAX: 0000000000000000 RBX: 00007fe939c17da0 RCX: 00007fe93999c819 RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 RBP: 00007fe939c17da0 R08: 00007fe939c16128 R09: 0000000000000000 R10: 000000000003fd9c R11: 0000000000000246 R12: 0000000000022d14 R13: 00007fe939c15fac R14: 0000000000022a7b R15: 00007ffcc488d330