watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [swapper/0:0] Modules linked in: irq event stamp: 289792 hardirqs last enabled at (289791): [] default_idle_call+0xf4/0x128 kernel/sched/idle.c:124 hardirqs last disabled at (289792): [] __el1_irq arch/arm64/kernel/entry-common.c:557 [inline] hardirqs last disabled at (289792): [] el1_interrupt+0x24/0x68 arch/arm64/kernel/entry-common.c:575 softirqs last enabled at (289780): [] softirq_handle_end kernel/softirq.c:407 [inline] softirqs last enabled at (289780): [] handle_softirqs+0xb44/0xd34 kernel/softirq.c:589 softirqs last disabled at (284291): [] __do_softirq+0x14/0x20 kernel/softirq.c:595 CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted 6.14.0-rc4-syzkaller-ge056da87c780 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 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+0xf8/0x128 kernel/sched/idle.c:124 sp : ffff80008fb37cf0 x29: ffff80008fb37cf0 x28: dfff800000000000 x27: 1ffff00011f66fac x26: ffff80008fbbd000 x25: 0000000000000000 x24: 0000000000000001 x23: 1ffff00011f77ac0 x22: ffff80008fbbd600 x21: 0000000000000000 x20: ffff80008fbe6780 x19: ffff80008040f274 x18: 1fffe000366f1886 x17: ffff80008fbbd000 x16: ffff80008040eb54 x15: 0000000000000001 x14: 1fffe000366f3537 x13: 0000000000000000 x12: 0000000000000003 x11: 0000000000000001 x10: 0000000000000003 x9 : 0000000000000000 x8 : 0000000000046bff x7 : ffff8000805c18a8 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff80008b7c8214 x2 : 0000000000000000 x1 : ffff80008b87a540 x0 : ffff800123c84000 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+0x1ec/0x4e0 kernel/sched/idle.c:325 cpu_startup_entry+0x5c/0x74 kernel/sched/idle.c:423 rest_init+0x2dc/0x2f4 init/main.c:743 start_kernel+0x3f8/0x4f8 init/main.c:1099 __primary_switched+0x8c/0x94 arch/arm64/kernel/head.S:246 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 13 Comm: kworker/u8:1 Not tainted 6.14.0-rc4-syzkaller-ge056da87c780 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 Workqueue: events_unbound toggle_allocation_gate pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : arch_local_irq_enable arch/arm64/include/asm/irqflags.h:48 [inline] pc : handle_softirqs+0x1f4/0xd34 kernel/softirq.c:545 lr : handle_softirqs+0x1ec/0xd34 kernel/softirq.c:545 sp : ffff800080017f00 x29: ffff800080017f80 x28: 00000000000001c6 x27: 1fffe0001833d001 x26: ffff0001b37a8d08 x25: ffff0000c19e8010 x24: ffff0000c19e8008 x23: ffff0000c19e802c x22: dfff800000000000 x21: ffff80008fb081ec x20: 00000000ffffc2be x19: ffff0001b37c4680 x18: 1fffe000366f6086 x17: ffff800123ca8000 x16: ffff8000804686d8 x15: 0000000000000001 x14: 1ffff00012efb768 x13: ffff800080018000 x12: 0000000000000003 x11: 0000000000000101 x10: 0000800000000000 x9 : 0000000000000000 x8 : 000000000001d9f6 x7 : ffff800080590090 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000002 x1 : ffff80008b87a540 x0 : ffff800123ca8000 Call trace: __daif_local_irq_enable arch/arm64/include/asm/irqflags.h:26 [inline] (P) arch_local_irq_enable arch/arm64/include/asm/irqflags.h:48 [inline] (P) handle_softirqs+0x1f4/0xd34 kernel/softirq.c:545 (P) __do_softirq+0x14/0x20 kernel/softirq.c:595 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 call_on_irq_stack+0x24/0x4c arch/arm64/kernel/entry.S:891 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:86 invoke_softirq kernel/softirq.c:442 [inline] __irq_exit_rcu+0x1d8/0x544 kernel/softirq.c:662 irq_exit_rcu+0x14/0x84 kernel/softirq.c:678 __el1_irq arch/arm64/kernel/entry-common.c:561 [inline] el1_interrupt+0x38/0x68 arch/arm64/kernel/entry-common.c:575 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:580 el1h_64_irq+0x6c/0x70 arch/arm64/kernel/entry.S:596 __cmpwait_case_32 arch/arm64/include/asm/cmpxchg.h:231 [inline] (P) __cmpwait arch/arm64/include/asm/cmpxchg.h:257 [inline] (P) csd_lock_wait kernel/smp.c:340 [inline] (P) smp_call_function_many_cond+0x19b4/0x3298 kernel/smp.c:885 (P) smp_call_function_many kernel/smp.c:909 [inline] smp_call_function kernel/smp.c:931 [inline] kick_all_cpus_sync+0x40/0xa0 kernel/smp.c:1076 arch_jump_label_transform_apply+0x14/0x20 arch/arm64/kernel/jump_label.c:34 __jump_label_update+0x30c/0x334 kernel/jump_label.c:521 jump_label_update+0x30c/0x3bc kernel/jump_label.c:920 static_key_enable_cpuslocked+0x140/0x230 kernel/jump_label.c:210 static_key_enable+0x24/0x38 kernel/jump_label.c:223 toggle_allocation_gate+0xc4/0x264 mm/kfence/core.c:850 process_one_work+0x810/0x1638 kernel/workqueue.c:3236 process_scheduled_works kernel/workqueue.c:3317 [inline] worker_thread+0x97c/0xeec kernel/workqueue.c:3398 kthread+0x65c/0x7b0 kernel/kthread.c:464 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:862