watchdog: BUG: soft lockup - CPU#0 stuck for 28s! [swapper/0:0] Modules linked in: irq event stamp: 132596 hardirqs last enabled at (132595): [] default_idle_call+0xb8/0x418 kernel/sched/idle.c:109 hardirqs last disabled at (132596): [] enter_el1_irq_or_nmi+0x10/0x1c arch/arm64/kernel/entry-common.c:227 softirqs last enabled at (132556): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (132556): [] handle_softirqs+0xa4c/0xbf0 kernel/softirq.c:586 softirqs last disabled at (132343): [] __do_softirq kernel/softirq.c:592 [inline] softirqs last disabled at (132343): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (132343): [] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (132343): [] __irq_exit_rcu+0x240/0x440 kernel/softirq.c:641 CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.15.184-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 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 : ffff8000140c7cb0 x29: ffff8000140c7cb0 x28: 1ffff00002829a62 x27: dfff800000000000 x26: 1ffff00002818fa4 x25: 0000000000000000 x24: 0000000000000000 x23: 1ffff0000282e710 x22: 0000000000000000 x21: dfff800000000000 x20: ffff80001414d310 x19: ffff800014173880 x18: 1fffe0003421f78e x17: 1fffe0003421f78e x16: ffff80000805e2dc x15: ffff8000141eec20 x14: ffff0001a10fbc80 x13: 1ffff0000282a06b x12: 0000000000ff0100 x11: 0000000000000001 x10: 0000000000000003 x9 : 0000000000000000 x8 : 00000000000000e0 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff8000111a4e84 x2 : 0000000000000001 x1 : ffff8000112fb080 x0 : ffff80018d058000 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