vcan0: j1939_tp_rxtimer: 0xffff88806463e000: rx timeout, send abort vcan0: j1939_xtp_rx_abort_one: 0xffff88806a288800: 0x00000: (3) A timeout occurred and this is the connection abort to close the session. ------------[ cut here ]------------ WARNING: CPU: 1 PID: 19 at net/can/j1939/transport.c:1090 j1939_session_deactivate net/can/j1939/transport.c:1090 [inline] WARNING: CPU: 1 PID: 19 at net/can/j1939/transport.c:1090 j1939_session_deactivate_activate_next+0x7b/0xa8 net/can/j1939/transport.c:1100 Modules linked in: CPU: 1 PID: 19 Comm: ksoftirqd/1 Not tainted 5.17.0-rc8-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:j1939_session_deactivate net/can/j1939/transport.c:1090 [inline] RIP: 0010:j1939_session_deactivate_activate_next+0x7b/0xa8 net/can/j1939/transport.c:1100 Code: e0 2a 48 c1 ea 03 8a 14 02 4c 89 e8 83 e0 07 83 c0 03 38 d0 7c 0c 84 d2 74 08 4c 89 ef e8 69 b2 2d f9 8b 45 28 83 f8 01 77 02 <0f> 0b 48 89 ef e8 e7 00 f8 fe 4c 89 e7 41 89 c5 e8 cc 50 05 00 45 RSP: 0018:ffffc90000d979e8 EFLAGS: 00010246 RAX: 0000000000000001 RBX: 0000000000000003 RCX: ffffffff887d131b RDX: 1ffff1100d451100 RSI: 0000000000000004 RDI: ffff88806a288828 RBP: ffff88806a288800 R08: 0000000000000000 R09: ffff88806a28882b R10: ffffed100d451105 R11: 0000000000000000 R12: ffff8880677b5070 R13: ffff88806a288828 R14: ffff888066510018 R15: ffffffff89f34160 FS: 0000000000000000(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f4c0fa4a160 CR3: 0000000072da0000 CR4: 0000000000350ee0 Call Trace: j1939_xtp_rx_abort_one.cold+0x1cb/0x2f1 net/can/j1939/transport.c:1340 j1939_xtp_rx_abort net/can/j1939/transport.c:1351 [inline] j1939_tp_cmd_recv net/can/j1939/transport.c:2100 [inline] j1939_tp_recv+0x86a/0x9f0 net/can/j1939/transport.c:2133 j1939_can_recv+0x573/0x7b0 net/can/j1939/main.c:108 deliver net/can/af_can.c:574 [inline] can_rcv_filter+0x4ce/0x7b0 net/can/af_can.c:608 can_receive+0x2ae/0x4a0 net/can/af_can.c:665 can_rcv+0xce/0x150 net/can/af_can.c:696 __netif_receive_skb_one_core+0x104/0x180 net/core/dev.c:5351 process_backlog+0x22a/0x610 net/core/dev.c:5797 __napi_poll+0x96/0x510 net/core/dev.c:6365 napi_poll net/core/dev.c:6432 [inline] net_rx_action+0x6fc/0xa50 net/core/dev.c:6519 __do_softirq+0x29b/0x9c2 kernel/softirq.c:558 run_ksoftirqd kernel/softirq.c:921 [inline] run_ksoftirqd+0x2d/0x60 kernel/softirq.c:913 smpboot_thread_fn+0x548/0x8c0 kernel/smpboot.c:164 kthread+0x299/0x340 kernel/kthread.c:377 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295