vcan0: j1939_tp_rxtimer: 0x00000000cf43f01d: rx timeout, send abort vcan0: j1939_xtp_rx_abort_one: 0x0000000079e71d7a: 0x00000: (3) A timeout occurred and this is the connection abort to close the session. ------------[ cut here ]------------ WARNING: CPU: 1 PID: 20 at net/can/j1939/transport.c:1098 j1939_session_deactivate net/can/j1939/transport.c:1098 [inline] WARNING: CPU: 1 PID: 20 at net/can/j1939/transport.c:1098 j1939_session_deactivate_activate_next net/can/j1939/transport.c:1108 [inline] WARNING: CPU: 1 PID: 20 at net/can/j1939/transport.c:1098 j1939_xtp_rx_abort_one+0x2fc/0x334 net/can/j1939/transport.c:1348 Modules linked in: CPU: 1 PID: 20 Comm: ksoftirqd/1 Not tainted 6.2.0-rc4-syzkaller-16807-gedb2f0dc90f2 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 pstate: 00400005 (nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : j1939_session_deactivate net/can/j1939/transport.c:1098 [inline] pc : j1939_session_deactivate_activate_next net/can/j1939/transport.c:1108 [inline] pc : j1939_xtp_rx_abort_one+0x2fc/0x334 net/can/j1939/transport.c:1348 lr : j1939_session_deactivate net/can/j1939/transport.c:1098 [inline] lr : j1939_session_deactivate_activate_next net/can/j1939/transport.c:1108 [inline] lr : j1939_xtp_rx_abort_one+0x2fc/0x334 net/can/j1939/transport.c:1348 sp : ffff80000f4b39d0 x29: ffff80000f4b39d0 x28: ffff0001feff1510 x27: ffff000118fb9c00 x26: 0000000000000000 x25: 0000000000000009 x24: 0000000000000009 x23: 0000000000000000 x22: ffff000116408000 x21: 0000000000000001 x20: ffff00011890f070 x19: ffff000117de5800 x18: 00000000000002d0 x17: ffff80000c16e8bc x16: ffff80000dd97118 x15: ffff0000c0338000 x14: 0000000000000138 x13: 00000000ffffffff x12: ffff0000c0338000 x11: ff8080000ba14624 x10: 0000000000000000 x9 : ffff80000ba14624 x8 : ffff0000c0338000 x7 : ffff80000ba14524 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000001 x1 : 0000000000000001 x0 : 0000000000000002 Call trace: j1939_session_deactivate net/can/j1939/transport.c:1098 [inline] j1939_session_deactivate_activate_next net/can/j1939/transport.c:1108 [inline] j1939_xtp_rx_abort_one+0x2fc/0x334 net/can/j1939/transport.c:1348 j1939_xtp_rx_abort net/can/j1939/transport.c:1359 [inline] j1939_tp_cmd_recv+0x3a0/0xa08 net/can/j1939/transport.c:2108 j1939_tp_recv+0x150/0x304 net/can/j1939/transport.c:2141 j1939_can_recv+0x380/0x4d8 net/can/j1939/main.c:112 deliver net/can/af_can.c:572 [inline] can_rcv_filter+0x134/0x30c net/can/af_can.c:606 can_receive+0x194/0x26c net/can/af_can.c:663 can_rcv+0x9c/0x124 net/can/af_can.c:687 __netif_receive_skb_one_core net/core/dev.c:5482 [inline] __netif_receive_skb+0x70/0x14c net/core/dev.c:5596 process_backlog+0x240/0x388 net/core/dev.c:5924 __napi_poll+0x5c/0x24c net/core/dev.c:6485 napi_poll+0x110/0x484 net/core/dev.c:6552 net_rx_action+0x18c/0x414 net/core/dev.c:6663 _stext+0x168/0x37c run_ksoftirqd+0x4c/0x21c kernel/softirq.c:934 smpboot_thread_fn+0x248/0x3ec kernel/smpboot.c:164 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:863 irq event stamp: 9501069 hardirqs last enabled at (9501068): [] __up_console_sem+0xb0/0xfc kernel/printk/printk.c:344 hardirqs last disabled at (9501069): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (9501040): [] _stext+0x2e4/0x37c softirqs last disabled at (9501043): [] run_ksoftirqd+0x4c/0x21c kernel/softirq.c:934 ---[ end trace 0000000000000000 ]--- vcan0: j1939_xtp_rx_abort_one: 0x00000000e6881d5e: 0x00000: (3) A timeout occurred and this is the connection abort to close the session. vcan0: j1939_tp_rxtimer: 0x00000000cf43f01d: abort rx timeout. Force session deactivation vcan0: j1939_tp_txtimer: 0x000000000043da38: tx aborted with unknown reason: -2 vcan0: j1939_tp_rxtimer: 0x000000000043da38: abort rx timeout. Force session deactivation vcan0: j1939_tp_txtimer: 0x00000000a4ce27a8: tx aborted with unknown reason: -2 vcan0: j1939_tp_rxtimer: 0x000000005d40c4df: rx timeout, send abort vcan0: j1939_xtp_rx_abort_one: 0x000000002524e750: 0x00000: (3) A timeout occurred and this is the connection abort to close the session. vcan0: j1939_xtp_rx_abort_one: 0x000000008324d9eb: 0x00000: (3) A timeout occurred and this is the connection abort to close the session. vcan0: j1939_tp_rxtimer: 0x00000000a4ce27a8: abort rx timeout. Force session deactivation vcan0: j1939_tp_rxtimer: 0x000000005d40c4df: abort rx timeout. Force session deactivation vcan0: j1939_tp_rxtimer: 0x00000000ffa3b5fa: rx timeout, send abort vcan0: j1939_xtp_rx_abort_one: 0x000000006a7097d0: 0x00000: (3) A timeout occurred and this is the connection abort to close the session. vcan0: j1939_xtp_rx_abort_one: 0x000000006b81efb4: 0x00000: (3) A timeout occurred and this is the connection abort to close the session. vcan0: j1939_tp_rxtimer: 0x000000009ad3545d: rx timeout, send abort vcan0: j1939_xtp_rx_abort_one: 0x00000000a818f9c1: 0x00000: (3) A timeout occurred and this is the connection abort to close the session. vcan0: j1939_xtp_rx_abort_one: 0x0000000042caba67: 0x00000: (3) A timeout occurred and this is the connection abort to close the session. vcan0: j1939_tp_rxtimer: 0x00000000ffa3b5fa: abort rx timeout. Force session deactivation vcan0: j1939_tp_rxtimer: 0x00000000d4d8367a: rx timeout, send abort vcan0: j1939_tp_rxtimer: 0x000000009ad3545d: abort rx timeout. Force session deactivation vcan0: j1939_tp_rxtimer: 0x00000000d4d8367a: abort rx timeout. Force session deactivation vcan0: j1939_tp_txtimer: 0x00000000784c005c: tx aborted with unknown reason: -2 vcan0: j1939_tp_rxtimer: 0x00000000784c005c: abort rx timeout. Force session deactivation