vcan0: j1939_tp_rxtimer: 0xffff888079996000: rx timeout, send abort vcan0: j1939_tp_rxtimer: 0xffff888079996c00: rx timeout, send abort vcan0: j1939_tp_rxtimer: 0xffff888079997800: rx timeout, send abort vcan0: j1939_tp_rxtimer: 0xffff888079996000: abort rx timeout. Force session deactivation ------------[ cut here ]------------ WARNING: CPU: 1 PID: 0 at net/can/j1939/socket.c:181 j1939_sk_queue_activate_next_locked net/can/j1939/socket.c:181 [inline] WARNING: CPU: 1 PID: 0 at net/can/j1939/socket.c:181 j1939_sk_queue_activate_next+0x34d/0x460 net/can/j1939/socket.c:205 Modules linked in: CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.18.0-rc6-syzkaller-00153-g2fe1020d73ca #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:j1939_sk_queue_activate_next_locked net/can/j1939/socket.c:181 [inline] RIP: 0010:j1939_sk_queue_activate_next+0x34d/0x460 net/can/j1939/socket.c:205 Code: 1c 83 c0 0a 89 44 24 04 eb 9d 48 c7 c7 ec 57 b9 8d e8 57 f2 7d f9 e9 73 fd ff ff e8 4d f2 7d f9 e9 19 fe ff ff e8 63 61 32 f9 <0f> 0b 49 8d bf b8 00 00 00 48 89 f8 48 c1 e8 03 42 0f b6 04 30 84 RSP: 0018:ffffc900001e0d80 EFLAGS: 00010246 RAX: 0000000000000000 RBX: ffff8880764ce000 RCX: 0000000000000100 RDX: ffff888010e71d80 RSI: ffffffff8846df4d RDI: 0000000000000003 RBP: ffff8880764ce5a8 R08: 0000000000000000 R09: ffffffff9006e9ff R10: ffffffff8846dea8 R11: 0000000000000001 R12: ffff888077b17400 R13: ffff8880764ce5e8 R14: dffffc0000000000 R15: ffff888077b17418 FS: 0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007efefb684718 CR3: 0000000077ee7000 CR4: 0000000000350ee0 Call Trace: j1939_session_deactivate_activate_next+0xc8/0xd3 net/can/j1939/transport.c:1101 j1939_tp_rxtimer.cold+0x154/0x24f net/can/j1939/transport.c:1228 __run_hrtimer kernel/time/hrtimer.c:1685 [inline] __hrtimer_run_queues+0x609/0xe50 kernel/time/hrtimer.c:1749 hrtimer_run_softirq+0x17b/0x360 kernel/time/hrtimer.c:1766 __do_softirq+0x29b/0x9c2 kernel/softirq.c:558 invoke_softirq kernel/softirq.c:432 [inline] __irq_exit_rcu+0x123/0x180 kernel/softirq.c:637 irq_exit_rcu+0x5/0x20 kernel/softirq.c:649 sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1097 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:645 RIP: 0010:native_save_fl arch/x86/include/asm/irqflags.h:29 [inline] RIP: 0010:arch_local_save_flags arch/x86/include/asm/irqflags.h:70 [inline] RIP: 0010:arch_irqs_disabled arch/x86/include/asm/irqflags.h:130 [inline] RIP: 0010:acpi_safe_halt drivers/acpi/processor_idle.c:111 [inline] RIP: 0010:acpi_idle_do_entry+0x1c6/0x250 drivers/acpi/processor_idle.c:551 Code: 89 de e8 ad ee 08 f8 84 db 75 ac e8 c4 ea 08 f8 e8 2f 33 0f f8 eb 0c e8 b8 ea 08 f8 0f 00 2d 81 83 c2 00 e8 ac ea 08 f8 fb f4 <9c> 5b 81 e3 00 02 00 00 fa 31 ff 48 89 de e8 27 ed 08 f8 48 85 db RSP: 0018:ffffc90000177d20 EFLAGS: 00000293 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffff888010e71d80 RSI: ffffffff89705604 RDI: 0000000000000000 RBP: ffff88814561b064 R08: 0000000000000001 R09: 0000000000000001 R10: ffffffff817f8958 R11: 0000000000000000 R12: 0000000000000001 R13: ffff88814561b000 R14: ffff88814561b064 R15: ffff88801697a004 acpi_idle_enter+0x361/0x500 drivers/acpi/processor_idle.c:686 cpuidle_enter_state+0x1b1/0xc80 drivers/cpuidle/cpuidle.c:237 cpuidle_enter+0x4a/0xa0 drivers/cpuidle/cpuidle.c:351 call_cpuidle kernel/sched/idle.c:155 [inline] cpuidle_idle_call kernel/sched/idle.c:236 [inline] do_idle+0x3e8/0x590 kernel/sched/idle.c:303 cpu_startup_entry+0x14/0x20 kernel/sched/idle.c:400 start_secondary+0x224/0x2c0 arch/x86/kernel/smpboot.c:266 secondary_startup_64_no_verify+0xc3/0xcb ---------------- Code disassembly (best guess): 0: 89 de mov %ebx,%esi 2: e8 ad ee 08 f8 callq 0xf808eeb4 7: 84 db test %bl,%bl 9: 75 ac jne 0xffffffb7 b: e8 c4 ea 08 f8 callq 0xf808ead4 10: e8 2f 33 0f f8 callq 0xf80f3344 15: eb 0c jmp 0x23 17: e8 b8 ea 08 f8 callq 0xf808ead4 1c: 0f 00 2d 81 83 c2 00 verw 0xc28381(%rip) # 0xc283a4 23: e8 ac ea 08 f8 callq 0xf808ead4 28: fb sti 29: f4 hlt * 2a: 9c pushfq <-- trapping instruction 2b: 5b pop %rbx 2c: 81 e3 00 02 00 00 and $0x200,%ebx 32: fa cli 33: 31 ff xor %edi,%edi 35: 48 89 de mov %rbx,%rsi 38: e8 27 ed 08 f8 callq 0xf808ed64 3d: 48 85 db test %rbx,%rbx