vcan0: j1939_xtp_rx_abort_one: 0xffff888067ebdc00: 0x00000: (3) A timeout occurred and this is the connection abort to close the session. vcan0: j1939_xtp_rx_abort_one: 0xffff888068ce1400: 0x00000: (5) Maximal retransmit request limit reached vcan0: j1939_xtp_rx_abort_one: 0xffff888068ce1800: 0x00000: (5) Maximal retransmit request limit reached ------------[ cut here ]------------ WARNING: CPU: 0 PID: 15 at net/can/j1939/transport.c:1098 j1939_session_deactivate net/can/j1939/transport.c:1098 [inline] WARNING: CPU: 0 PID: 15 at net/can/j1939/transport.c:1098 j1939_session_deactivate_activate_next+0x95/0xd3 net/can/j1939/transport.c:1108 Modules linked in: CPU: 0 PID: 15 Comm: ksoftirqd/0 Not tainted 6.2.0-rc1-next-20221226-syzkaller-01146-gc76083fac3ba #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 RIP: 0010:j1939_session_deactivate net/can/j1939/transport.c:1098 [inline] RIP: 0010:j1939_session_deactivate_activate_next+0x95/0xd3 net/can/j1939/transport.c:1108 Code: 03 38 d0 7c 0c 84 d2 74 08 4c 89 ef e8 e7 e0 cd f7 8b 5d 28 bf 01 00 00 00 89 de e8 48 fb 7f f7 83 fb 01 77 07 e8 8e fe 7f f7 <0f> 0b e8 87 fe 7f f7 48 89 ef e8 8f 83 c8 fe 4c 89 e7 89 c3 e8 a5 RSP: 0018:ffffc90000147988 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000100 RDX: ffff88813fe83a80 RSI: ffffffff8a010742 RDI: 0000000000000005 RBP: ffff888068ce1800 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000001 R11: 0000000000000001 R12: ffff888068a99070 R13: ffff888068ce1828 R14: ffffffff8b7037e0 R15: 0000000000000005 FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffcf863fbe0 CR3: 000000007ef43000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: j1939_xtp_rx_abort_one.cold+0x301/0x403 net/can/j1939/transport.c:1348 j1939_xtp_rx_abort net/can/j1939/transport.c:1360 [inline] j1939_tp_cmd_recv net/can/j1939/transport.c:2108 [inline] j1939_tp_recv+0xb78/0xcd0 net/can/j1939/transport.c:2141 j1939_can_recv net/can/j1939/main.c:112 [inline] j1939_can_recv+0x78e/0xa30 net/can/j1939/main.c:38 deliver net/can/af_can.c:572 [inline] can_rcv_filter+0x5d4/0x8d0 net/can/af_can.c:606 can_receive+0x31d/0x580 net/can/af_can.c:663 can_rcv+0x1e1/0x230 net/can/af_can.c:687 __netif_receive_skb_one_core+0x114/0x180 net/core/dev.c:5482 __netif_receive_skb+0x1f/0x1c0 net/core/dev.c:5596 process_backlog+0x2a9/0x690 net/core/dev.c:5924 __napi_poll+0xaf/0x430 net/core/dev.c:6485 napi_poll net/core/dev.c:6552 [inline] net_rx_action+0x8da/0xc70 net/core/dev.c:6663 __do_softirq+0x1fb/0xadc kernel/softirq.c:571 run_ksoftirqd kernel/softirq.c:934 [inline] run_ksoftirqd+0x31/0x60 kernel/softirq.c:926 smpboot_thread_fn+0x659/0xa30 kernel/smpboot.c:164 kthread+0x2e8/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308