vcan0: j1939_tp_rxtimer: 0xffff888072c4b400: rx timeout, send abort vcan0: j1939_xtp_rx_abort_one: 0xffff88807db2c800: 0x00000: (3) A timeout occurred and this is the connection abort to close the session. ------------[ cut here ]------------ WARNING: CPU: 0 PID: 32613 at net/can/j1939/transport.c:1090 j1939_session_deactivate net/can/j1939/transport.c:1090 [inline] WARNING: CPU: 0 PID: 32613 at net/can/j1939/transport.c:1090 j1939_session_deactivate_activate_next net/can/j1939/transport.c:1100 [inline] WARNING: CPU: 0 PID: 32613 at net/can/j1939/transport.c:1090 j1939_xtp_rx_abort_one+0x673/0x7a0 net/can/j1939/transport.c:1340 Modules linked in: CPU: 0 PID: 32613 Comm: kworker/u4:10 Not tainted 5.17.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: wg-kex-wg1 wg_packet_handshake_send_worker 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_xtp_rx_abort_one+0x673/0x7a0 net/can/j1939/transport.c:1340 Code: e9 7b fa ff ff e8 2d 73 5b f8 4c 89 f7 be 03 00 00 00 48 83 c4 20 5b 41 5c 41 5d 41 5e 41 5f 5d e9 a2 f3 e8 fa e8 0d 73 5b f8 <0f> 0b e9 4b fd ff ff e8 01 73 5b f8 0f 0b e9 ca fd ff ff 89 e9 80 RSP: 0018:ffffc90000007818 EFLAGS: 00010246 RAX: ffffffff892a2c33 RBX: 0000000000000001 RCX: ffff888022bdd700 RDX: 0000000080000302 RSI: 0000000000000001 RDI: 0000000000000002 RBP: 1ffff1100fb65900 R08: ffffffff892a2977 R09: ffffed100fb65906 R10: ffffed100fb65906 R11: 0000000000000000 R12: ffff88807db2c800 R13: 0000000000000009 R14: ffff88803753d070 R15: ffff88807db2c828 FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b32026000 CR3: 000000007c424000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: 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+0x8a0/0x11d0 net/can/j1939/transport.c:2133 j1939_can_recv+0x67c/0xa90 net/can/j1939/main.c:108 deliver net/can/af_can.c:574 [inline] can_rcv_filter+0x35e/0x800 net/can/af_can.c:608 can_receive+0x2e8/0x410 net/can/af_can.c:665 can_rcv+0xda/0x200 net/can/af_can.c:696 __netif_receive_skb_one_core net/core/dev.c:5351 [inline] __netif_receive_skb+0x1d1/0x500 net/core/dev.c:5465 process_backlog+0x518/0x9a0 net/core/dev.c:5797 __napi_poll+0xbd/0x520 net/core/dev.c:6365 napi_poll net/core/dev.c:6432 [inline] net_rx_action+0x61c/0xf30 net/core/dev.c:6519 __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 spin_unlock_bh include/linux/spinlock.h:394 [inline] wg_index_hashtable_insert+0xf7/0x7c0 drivers/net/wireguard/peerlookup.c:126 wg_noise_handshake_create_initiation+0xf04/0x1630 drivers/net/wireguard/noise.c:569 wg_packet_send_handshake_initiation+0x196/0x310 drivers/net/wireguard/send.c:34 wg_packet_handshake_send_worker+0x18/0x30 drivers/net/wireguard/send.c:51 process_one_work+0x850/0x1130 kernel/workqueue.c:2307 worker_thread+0xab1/0x1300 kernel/workqueue.c:2454 kthread+0x2a3/0x2d0 kernel/kthread.c:377 ret_from_fork+0x1f/0x30