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can-isotp: tx timer state 00000000 cfecho 00000000
WARNING: CPU: 0 PID: 2264 at net/can/isotp.c:920 isotp_tx_timer_handler+0x1a4/0x2c0 net/can/isotp.c:920
Modules linked in:
CPU: 0 PID: 2264 Comm: syz-executor.0 Not tainted 6.1.0-rc5-syzkaller-00044-gcc675d22e422 #0
Hardware name: linux,dummy-virt (DT)
pstate: 60000005 (nZCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : isotp_tx_timer_handler+0x1a4/0x2c0 net/can/isotp.c:920
lr : isotp_tx_timer_handler+0x1a4/0x2c0 net/can/isotp.c:920
sp : ffff800008007d50
x29: ffff800008007d50 x28: ffff000035840570 x27: dfff800000000000
x26: ffff00006a988b00 x25: 1fffe0000d531169 x24: ffff00006a988b10
x23: ffff80000dfecd50 x22: ffff0000358507c0 x21: 1fffe00006b0a0f8
x20: ffff000035840000 x19: ffff0000358405d4 x18: ffff00006a985c00
x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000
x14: 1ffff00001000f06 x13: 1fffe00001ee54a9 x12: ffff60000d530b95
x11: 1fffe0000d530b94 x10: ffff60000d530b94 x9 : dfff800000000000
x8 : ffff00006a985ca3 x7 : 00009ffff2acf46c x6 : 0000000000000001
x5 : ffff00006a985ca0 x4 : 1fffe00001ee5369 x3 : dfff800000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : ffff00000f729b40
Call trace:
 isotp_tx_timer_handler+0x1a4/0x2c0 net/can/isotp.c:920
 __run_hrtimer kernel/time/hrtimer.c:1685 [inline]
 __hrtimer_run_queues+0x5f0/0xf10 kernel/time/hrtimer.c:1749
 hrtimer_run_softirq+0x134/0x2d0 kernel/time/hrtimer.c:1766
 _stext+0x28c/0x107c
 ____do_softirq+0x10/0x20 arch/arm64/kernel/irq.c:79
 call_on_irq_stack+0x2c/0x54 arch/arm64/kernel/entry.S:889
 do_softirq_own_stack+0x1c/0x30 arch/arm64/kernel/irq.c:84
 invoke_softirq kernel/softirq.c:452 [inline]
 __irq_exit_rcu+0x3bc/0x4dc kernel/softirq.c:650
 irq_exit_rcu+0x14/0x80 kernel/softirq.c:662
 __el1_irq arch/arm64/kernel/entry-common.c:472 [inline]
 el1_interrupt+0x38/0x54 arch/arm64/kernel/entry-common.c:486
 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:491
 el1h_64_irq+0x64/0x68 arch/arm64/kernel/entry.S:577
 arch_local_irq_enable arch/arm64/include/asm/irqflags.h:35 [inline]
 raw_spin_rq_unlock_irq kernel/sched/sched.h:1366 [inline]
 finish_lock_switch kernel/sched/core.c:4950 [inline]
 finish_task_switch.isra.0+0x208/0x880 kernel/sched/core.c:5068
 context_switch kernel/sched/core.c:5194 [inline]
 __schedule+0x7d8/0x1d30 kernel/sched/core.c:6503
 preempt_schedule_common kernel/sched/core.c:6672 [inline]
 preempt_schedule+0xf0/0x24c kernel/sched/core.c:6696
 __raw_read_unlock include/linux/rwlock_api_smp.h:233 [inline]
 _raw_read_unlock+0x74/0x8c kernel/locking/spinlock.c:260
 do_wait+0x3ec/0xafc kernel/exit.c:1555
 kernel_wait4+0xe4/0x260 kernel/exit.c:1706
 __do_sys_wait4+0xfc/0x1d0 kernel/exit.c:1734
 __se_sys_wait4 kernel/exit.c:1730 [inline]
 __arm64_sys_wait4+0x88/0xd0 kernel/exit.c:1730
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x6c/0x260 arch/arm64/kernel/syscall.c:52
 el0_svc_common.constprop.0+0xc4/0x254 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x50/0x14c arch/arm64/kernel/syscall.c:206
 el0_svc+0x54/0x140 arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0xb8/0xc0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:581
irq event stamp: 69301229
hardirqs last  enabled at (69301228): [<ffff8000082c9e18>] __up_console_sem+0x78/0x84 kernel/printk/printk.c:261
hardirqs last disabled at (69301229): [<ffff80000ca06444>] el1_dbg+0x24/0xa0 arch/arm64/kernel/entry-common.c:405
softirqs last  enabled at (69301170): [<ffff80000801dc0c>] fpsimd_restore_current_state+0x3c/0x110 arch/arm64/kernel/fpsimd.c:1710
softirqs last disabled at (69301205): [<ffff800008019cb0>] ____do_softirq+0x10/0x20 arch/arm64/kernel/irq.c:79
---[ end trace 0000000000000000 ]---