watchdog: BUG: soft lockup - CPU#1 stuck for 21s! [swapper/1:0]
Modules linked in:
irq event stamp: 209744
hardirqs last  enabled at (209743): [<ffff800011c2f510>] default_idle_call+0xb8/0x4a8 kernel/sched/idle.c:109
hardirqs last disabled at (209744): [<ffff800011b52e8c>] enter_el1_irq_or_nmi+0x10/0x1c arch/arm64/kernel/entry-common.c:227
softirqs last  enabled at (209708): [<ffff8000081b90b8>] softirq_handle_end kernel/softirq.c:401 [inline]
softirqs last  enabled at (209708): [<ffff8000081b90b8>] handle_softirqs+0xb88/0xdbc kernel/softirq.c:586
softirqs last disabled at (209213): [<ffff8000081b9750>] __do_softirq kernel/softirq.c:592 [inline]
softirqs last disabled at (209213): [<ffff8000081b9750>] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline]
softirqs last disabled at (209213): [<ffff8000081b9750>] invoke_softirq kernel/softirq.c:439 [inline]
softirqs last disabled at (209213): [<ffff8000081b9750>] __irq_exit_rcu+0x268/0x4d8 kernel/softirq.c:641
CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.15.180-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
pstate: 80400005 (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 : ffff80001bd87d10
x29: ffff80001bd87d10 x28: dfff800000000000 x27: 1ffff000037b0fb0
x26: 0000000000000000 x25: 0000000000000000 x24: 0000000000000002
x23: 1ffff0000296da62 x22: 0000000000000001 x21: dfff800000000000
x20: ffff800014b6d310 x19: ffff0000c0a68000 x18: 1fffe0003683298e
x17: 1fffe0003683298e x16: ffff800008062d08 x15: ffff800014c0f320
x14: 1ffff0000296e06c x13: dfff800000000000 x12: 0000000000000003
x11: 0000000000000001 x10: 0000000000000003 x9 : 0000000000000000
x8 : 00000000000000e0 x7 : 0000000000000000 x6 : 0000000000000000
x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff800011b53fc8
x2 : 0000000000000001 x1 : ffff800011cabbe0 x0 : ffff80019f6d1000
Call trace:
 arch_local_irq_enable+0xc/0x18 arch/arm64/include/asm/irqflags.h:35
 default_idle_call+0xcc/0x4a8 kernel/sched/idle.c:112
 cpuidle_idle_call kernel/sched/idle.c:194 [inline]
 do_idle+0x1d4/0x4dc kernel/sched/idle.c:306
 cpu_startup_entry+0x24/0x28 kernel/sched/idle.c:403
 secondary_start_kernel+0x240/0x298 arch/arm64/kernel/smp.c:265
 __secondary_switched+0x94/0x98 arch/arm64/kernel/head.S:661