watchdog: BUG: soft lockup - CPU#1 stuck for 52s! [swapper/1:0]
Modules linked in:
irq event stamp: 229388
hardirqs last  enabled at (229387): [<ffff80008af03704>] default_idle_call+0xcc/0xfc kernel/sched/idle.c:124
hardirqs last disabled at (229388): [<ffff80008aefc6f4>] __el1_irq arch/arm64/kernel/entry-common.c:650 [inline]
hardirqs last disabled at (229388): [<ffff80008aefc6f4>] el1_interrupt+0x24/0x54 arch/arm64/kernel/entry-common.c:668
softirqs last  enabled at (229290): [<ffff8000803cedfc>] softirq_handle_end kernel/softirq.c:425 [inline]
softirqs last  enabled at (229290): [<ffff8000803cedfc>] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607
softirqs last disabled at (229249): [<ffff800080020efc>] __do_softirq+0x14/0x20 kernel/softirq.c:613
CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted 6.16.0-rc7-syzkaller-g82af5ea7c611 #0 PREEMPT 
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+0x8/0xc arch/arm64/include/asm/irqflags.h:50
lr : default_idle_call+0xd0/0xfc kernel/sched/idle.c:124
sp : ffff800097b17d40
x29: ffff800097b17d40 x28: 0000000000000002 x27: dfff800000000000
x26: 1ffff00012f62fb0 x25: 0000000000000000 x24: 0000000000000000
x23: 1fffe00018342b70 x22: ffff80008f67e768 x21: 1ffff00011ecfced
x20: 0000000000000000 x19: ffff8000804c0188 x18: 1fffe000337d6476
x17: ffff80008f67e000 x16: ffff8000804bfae8 x15: 0000000000000001
x14: 1fffe000337d8128 x13: 0000000000000000 x12: 0000000000000000
x11: ffff6000337d8129 x10: 0000000000000003 x9 : 0000000000000000
x8 : 000000000003800b x7 : ffff8000806515b8 x6 : 0000000000000000
x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff80008af016cc
x2 : 0000000000000000 x1 : ffff80008ec5712e x0 : ffff80010c8e2000
Call trace:
 __daif_local_irq_enable arch/arm64/include/asm/irqflags.h:26 [inline] (P)
 arch_local_irq_enable+0x8/0xc arch/arm64/include/asm/irqflags.h:48 (P)
 cpuidle_idle_call kernel/sched/idle.c:185 [inline]
 do_idle+0x1d8/0x454 kernel/sched/idle.c:325
 cpu_startup_entry+0x5c/0x74 kernel/sched/idle.c:423
 secondary_start_kernel+0x1b8/0x1e0 arch/arm64/kernel/smp.c:279
 __secondary_switched+0xc0/0xc4 arch/arm64/kernel/head.S:401
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted 6.16.0-rc7-syzkaller-g82af5ea7c611 #0 PREEMPT 
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+0x8/0xc arch/arm64/include/asm/irqflags.h:50
lr : default_idle_call+0xd0/0xfc kernel/sched/idle.c:124
sp : ffff80008f5f7d00
x29: ffff80008f5f7d00 x28: 0000000000000001 x27: dfff800000000000
x26: 1ffff00011ebefa8 x25: 0000000000000000 x24: 0000000000000000
x23: 1ffff00011ed4c60 x22: ffff80008f67e768 x21: 1ffff00011ecfced
x20: 0000000000000000 x19: ffff8000804c0188 x18: 1fffe000337d1c76
x17: ffff80008f67e000 x16: ffff8000804bfae8 x15: 0000000000000001
x14: 1fffe000337d3928 x13: 0000000000000000 x12: 0000000000000000
x11: ffff6000337d3929 x10: 0000000000000003 x9 : 0000000000000000
x8 : 0000000000074b57 x7 : ffff8000806515b8 x6 : 0000000000000000
x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff80008af016cc
x2 : 0000000000000000 x1 : ffff80008ec5712e x0 : ffff80010c8be000
Call trace:
 __daif_local_irq_enable arch/arm64/include/asm/irqflags.h:26 [inline] (P)
 arch_local_irq_enable+0x8/0xc arch/arm64/include/asm/irqflags.h:48 (P)
 cpuidle_idle_call kernel/sched/idle.c:185 [inline]
 do_idle+0x1d8/0x454 kernel/sched/idle.c:325
 cpu_startup_entry+0x5c/0x74 kernel/sched/idle.c:423
 rest_init+0x2d8/0x2f4 init/main.c:745
 start_kernel+0x450/0x4ac init/main.c:1102
 __primary_switched+0x8c/0x94 arch/arm64/kernel/head.S:246