------------[ cut here ]------------ WARNING: CPU: 1 PID: 2225 at net/can/isotp.c:910 isotp_tx_timer_handler+0x94/0x124 net/can/isotp.c:874 Modules linked in: CPU: 1 PID: 2225 Comm: syz-executor.0 Not tainted 6.1.0-rc4-syzkaller-00015-gf141df371335 #0 Hardware name: linux,dummy-virt (DT) pstate: 80400009 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : isotp_tx_timer_handler+0x94/0x124 net/can/isotp.c:910 lr : __run_hrtimer kernel/time/hrtimer.c:1685 [inline] lr : __hrtimer_run_queues+0x140/0x1e0 kernel/time/hrtimer.c:1749 sp : ffff80000800beb0 x29: ffff80000800beb0 x28: ffff00007fbcf200 x27: ffff00007fbcf240 x26: ffff8000096946c0 x25: 0000000000000000 x24: 0000000000000001 x23: 0000000000000000 x22: 000007985ee4d160 x21: ffff00007fbcf100 x20: faff000026740000 x19: faff000026740370 x18: 0000000000000000 x17: ffff80007599e000 x16: ffff80000800c000 x15: 0000000000004000 x14: 0000000000000000 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000000000 x10: ffff80007599e000 x9 : 0000000000000000 x8 : 0000000000000000 x7 : 0000000000000000 x6 : 0000004004eaa230 x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000000000 x2 : 0000000000000000 x1 : f3ff000004c53f00 x0 : 0000000000000000 Call trace: isotp_tx_timer_handler+0x94/0x124 net/can/isotp.c:874 __run_hrtimer kernel/time/hrtimer.c:1685 [inline] __hrtimer_run_queues+0x140/0x1e0 kernel/time/hrtimer.c:1749 hrtimer_run_softirq+0x6c/0xd0 kernel/time/hrtimer.c:1766 _stext+0x124/0x2a4 ____do_softirq+0x10/0x20 arch/arm64/kernel/irq.c:79 call_on_irq_stack+0x2c/0x5c 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+0xcc/0xf4 kernel/softirq.c:650 irq_exit_rcu+0x10/0x20 kernel/softirq.c:662 el0_interrupt+0x54/0x104 arch/arm64/kernel/entry-common.c:717 __el0_irq_handler_common+0x18/0x2c arch/arm64/kernel/entry-common.c:724 el0t_64_irq_handler+0x10/0x20 arch/arm64/kernel/entry-common.c:729 el0t_64_irq+0x198/0x19c arch/arm64/kernel/entry.S:582 ---[ end trace 0000000000000000 ]---