watchdog: BUG: soft lockup - CPU#0 stuck for 39s! [swapper/0:0]
Modules linked in:
irq event stamp: 506738
hardirqs last  enabled at (506737): [<ffff8000112a4c68>] default_idle_call+0xb8/0x418 kernel/sched/idle.c:109
hardirqs last disabled at (506738): [<ffff8000111ca5d8>] enter_el1_irq_or_nmi+0x10/0x1c arch/arm64/kernel/entry-common.c:227
softirqs last  enabled at (506654): [<ffff80000819e9f4>] softirq_handle_end kernel/softirq.c:419 [inline]
softirqs last  enabled at (506654): [<ffff80000819e9f4>] handle_softirqs+0xa4c/0xbf0 kernel/softirq.c:604
softirqs last disabled at (502949): [<ffff80000819eff8>] __do_softirq kernel/softirq.c:610 [inline]
softirqs last disabled at (502949): [<ffff80000819eff8>] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline]
softirqs last disabled at (502949): [<ffff80000819eff8>] invoke_softirq kernel/softirq.c:457 [inline]
softirqs last disabled at (502949): [<ffff80000819eff8>] __irq_exit_rcu+0x240/0x440 kernel/softirq.c:659
CPU: 0 PID: 0 Comm: swapper/0 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025
pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : arch_local_irq_enable+0xc/0x18 arch/arm64/include/asm/irqflags.h:44
lr : arch_cpu_idle+0x14/0x20 arch/arm64/kernel/idle.c:45
sp : ffff8000140f7cb0
x29: ffff8000140f7cb0 x28: 1ffff0000282fa62 x27: dfff800000000000
x26: 1ffff0000281efa4 x25: 0000000000000000 x24: 0000000000000000
x23: 1ffff00002834710 x22: 0000000000000000 x21: dfff800000000000
x20: ffff80001417d310 x19: ffff8000141a3880 x18: 1fffe00034216796
x17: 1fffe00034216796 x16: ffff80000805e58c x15: ffff80001421ed80
x14: 0000000013dd102c x13: 1ffff0000283006b x12: 0000000000ff0100
x11: 0000000000000001 x10: 0000000000000003 x9 : 0000000000000000
x8 : 00000000000000e0 x7 : 0000000000000000 x6 : 0000000000000000
x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff8000111cb65c
x2 : 0000000000000001 x1 : ffff80001132b060 x0 : ffff80018cfe0000
Call trace:
 arch_local_irq_enable+0xc/0x18 arch/arm64/include/asm/irqflags.h:35
 default_idle_call+0xcc/0x418 kernel/sched/idle.c:112
 cpuidle_idle_call kernel/sched/idle.c:194 [inline]
 do_idle+0x1c8/0x480 kernel/sched/idle.c:306
 cpu_startup_entry+0x24/0x28 kernel/sched/idle.c:403
 rest_init+0x360/0x390 init/main.c:741
 arch_call_rest_init+0x14/0x20 init/main.c:893
 start_kernel+0x49c/0x54c init/main.c:1140
 __primary_switched+0xa8/0xb0 arch/arm64/kernel/head.S:468