------------[ cut here ]------------ BUG: receive list entry not found for dev vxcan1, id 003, mask C00007FF WARNING: CPU: 0 PID: 10315 at net/can/af_can.c:547 can_rx_unregister+0x1b1/0x200 net/can/af_can.c:546 Modules linked in: CPU: 0 PID: 10315 Comm: syz-executor.0 Not tainted 5.9.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:can_rx_unregister+0x1b1/0x200 net/can/af_can.c:546 Code: 18 4c 8b 4c 24 08 48 85 db 0f 85 fb fe ff ff 8b 4c 24 10 8b 54 24 14 48 c7 c6 75 a9 7b 84 48 c7 c7 38 52 79 84 e8 a1 41 3f 00 <0f> 0b 4c 89 e7 e8 65 de 55 00 e9 75 fe ff ff 8b 4c 24 10 8b 54 24 RSP: 0018:ffffc90002b43d78 EFLAGS: 00010286 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000202 RDX: 0000000000000202 RSI: ffffffff84715066 RDI: 00000000ffffffff RBP: ffff8881139d0000 R08: 0000000000000001 R09: 0000000000000001 R10: 0000000000000001 R11: 0000000000000000 R12: ffff88810b6e9b48 R13: ffff88810e09fa00 R14: ffff8881139d0c20 R15: 0000000000000000 FS: 000000000275e940(0000) GS:ffff88813bc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000556c118142a8 CR3: 000000011ddfa000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: isotp_notifier+0xd4/0x100 net/can/isotp.c:1301 call_netdevice_notifier net/core/dev.c:1734 [inline] call_netdevice_unregister_notifiers+0x76/0xa0 net/core/dev.c:1762 call_netdevice_unregister_net_notifiers net/core/dev.c:1790 [inline] unregister_netdevice_notifier+0x6a/0xb0 net/core/dev.c:1869 isotp_release+0x5a/0x1f0 net/can/isotp.c:1009 __sock_release+0x32/0xa0 net/socket.c:596 sock_close+0xf/0x20 net/socket.c:1277 __fput+0xaa/0x250 fs/file_table.c:281 task_work_run+0x68/0xb0 kernel/task_work.c:141 tracehook_notify_resume include/linux/tracehook.h:188 [inline] exit_to_user_mode_loop kernel/entry/common.c:165 [inline] exit_to_user_mode_prepare+0x1d3/0x1e0 kernel/entry/common.c:192 syscall_exit_to_user_mode+0x38/0x260 kernel/entry/common.c:267 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x417811 Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 a4 1a 00 00 c3 48 83 ec 08 e8 0a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 RSP: 002b:00007fff4a489420 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000417811 RDX: 0000001b2ea20000 RSI: 0000000000000001 RDI: 0000000000000003 RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 R10: 00007fff4a489500 R11: 0000000000000293 R12: 000000000118c9a0 R13: 000000000118c9a0 R14: 00000000000003e8 R15: 000000000118bf2c