vcan0: j1939_xtp_rx_dat: no rx connection found vcan0: j1939_xtp_rx_dat_one: 0xffff8880261c9c00: last 00 vcan0: j1939_xtp_rx_dat: no rx connection found vcan0: j1939_tp_rxtimer: 0xffff8880261cd800: abort rx timeout. Force session deactivation ------------[ cut here ]------------ WARNING: CPU: 1 PID: 20 at net/can/j1939/transport.c:1090 j1939_session_deactivate net/can/j1939/transport.c:1090 [inline] WARNING: CPU: 1 PID: 20 at net/can/j1939/transport.c:1090 j1939_session_deactivate_activate_next net/can/j1939/transport.c:1100 [inline] WARNING: CPU: 1 PID: 20 at net/can/j1939/transport.c:1090 j1939_tp_rxtimer+0x821/0xa20 net/can/j1939/transport.c:1228 Modules linked in: CPU: 1 PID: 20 Comm: kworker/1:0 Not tainted 5.15.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events_long defense_work_handler RIP: 0010:j1939_session_deactivate net/can/j1939/transport.c:1090 [inline] RIP: 0010:j1939_session_deactivate_activate_next net/can/j1939/transport.c:1100 [inline] RIP: 0010:j1939_tp_rxtimer+0x821/0xa20 net/can/j1939/transport.c:1228 Code: e8 14 d1 6c f8 48 8b 3c 24 e9 0a f9 ff ff e8 06 d1 6c f8 4c 89 f7 be 03 00 00 00 e8 69 20 fe fa e9 52 f9 ff ff e8 ef d0 6c f8 <0f> 0b e9 fa f9 ff ff e8 e3 d0 6c f8 0f 0b e9 21 fb ff ff e8 d7 d0 RSP: 0018:ffffc90000dc0cb0 EFLAGS: 00010246 RAX: ffffffff89178381 RBX: 0000000000000001 RCX: ffff888012108000 RDX: 0000000000000302 RSI: 0000000000000001 RDI: 0000000000000002 RBP: dffffc0000000000 R08: ffffffff89177d74 R09: ffffed1004c39b06 R10: ffffed1004c39b06 R11: 0000000000000000 R12: 1ffff11004c39b00 R13: ffff8880261cd800 R14: 1ffff11004c39b1b R15: ffff8880261cd8d8 FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f15f1427000 CR3: 00000000519fa000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __run_hrtimer kernel/time/hrtimer.c:1685 [inline] __hrtimer_run_queues+0x50b/0xa60 kernel/time/hrtimer.c:1749 hrtimer_run_softirq+0x1b7/0x5d0 kernel/time/hrtimer.c:1766 __do_softirq+0x392/0x7a3 kernel/softirq.c:558 do_softirq+0x161/0x240 kernel/softirq.c:459 __local_bh_enable_ip+0x1b0/0x1f0 kernel/softirq.c:383 update_defense_level+0x878/0xc90 net/netfilter/ipvs/ip_vs_ctl.c:211 defense_work_handler+0x1c/0xd0 net/netfilter/ipvs/ip_vs_ctl.c:236 process_one_work+0x853/0x1140 kernel/workqueue.c:2298 worker_thread+0xac1/0x1320 kernel/workqueue.c:2445 kthread+0x468/0x490 kernel/kthread.c:327 ret_from_fork+0x1f/0x30