watchdog: BUG: soft lockup - CPU#0 stuck for 122s! [kworker/0:0:6866] Modules linked in: irq event stamp: 60796 hardirqs last enabled at (60795): [] asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:581 hardirqs last disabled at (60796): [] irqentry_enter+0x1d/0x50 kernel/entry/common.c:318 softirqs last enabled at (56852): [] asm_call_on_stack+0xf/0x20 arch/x86/entry/entry_64.S:706 softirqs last disabled at (56843): [] asm_call_on_stack+0xf/0x20 arch/x86/entry/entry_64.S:706 CPU: 0 PID: 6866 Comm: kworker/0:0 Not tainted 5.8.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events bpf_prog_free_deferred RIP: 0010:csd_lock_wait kernel/smp.c:108 [inline] RIP: 0010:smp_call_function_single+0x192/0x4f0 kernel/smp.c:382 Code: 10 8b 7c 24 1c 48 8d 74 24 40 48 89 44 24 50 48 8b 44 24 08 48 89 44 24 58 e8 fa f9 ff ff 41 89 c5 eb 07 e8 20 0a 0b 00 f3 90 <44> 8b 64 24 48 31 ff 41 83 e4 01 44 89 e6 e8 8b 06 0b 00 45 85 e4 RSP: 0018:ffffc900053d7960 EFLAGS: 00000293 RAX: 0000000000000000 RBX: 1ffff92000a7af30 RCX: ffffffff81694405 RDX: ffff8880a8c925c0 RSI: ffffffff816943f0 RDI: 0000000000000005 RBP: ffffc900053d7a28 R08: 0000000000000001 R09: ffff8880ae736dc7 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001 R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000040 FS: 0000000000000000(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000558bf27b1f38 CR3: 000000009d31d000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: smp_call_function_many_cond+0x1a4/0x990 kernel/smp.c:518 smp_call_function_many kernel/smp.c:577 [inline] smp_call_function kernel/smp.c:599 [inline] on_each_cpu+0x4a/0x240 kernel/smp.c:698 __purge_vmap_area_lazy+0x11e/0x1b70 mm/vmalloc.c:1350 _vm_unmap_aliases.part.0+0x3cc/0x4d0 mm/vmalloc.c:1768 _vm_unmap_aliases mm/vmalloc.c:1742 [inline] vm_remove_mappings mm/vmalloc.c:2234 [inline] __vunmap+0x5cd/0xac0 mm/vmalloc.c:2261 __vfree mm/vmalloc.c:2318 [inline] vfree+0x88/0x140 mm/vmalloc.c:2348 bpf_jit_free+0x19d/0x2e0 bpf_prog_free_deferred+0x4ce/0x650 kernel/bpf/core.c:2140 process_one_work+0x94c/0x1670 kernel/workqueue.c:2269 worker_thread+0x64c/0x1120 kernel/workqueue.c:2415 kthread+0x3b5/0x4a0 kernel/kthread.c:292 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 6874 Comm: syz-executor860 Not tainted 5.8.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:770 [inline] RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline] RIP: 0010:_raw_spin_unlock_irqrestore+0x51/0xe0 kernel/locking/spinlock.c:191 Code: 34 b6 89 48 ba 00 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 0f 85 80 00 00 00 48 83 3d be f8 c1 01 00 74 5f 48 89 df 57 9d <0f> 1f 44 00 00 e8 75 d2 85 f9 eb 34 e8 ce d8 85 f9 48 c7 c0 88 34 RSP: 0018:ffffc90000da8cb0 EFLAGS: 00000082 RAX: 1ffffffff136c691 RBX: 0000000000000082 RCX: ffffffff815b6850 RDX: dffffc0000000000 RSI: 0000000000000004 RDI: 0000000000000082 RBP: ffffffff8cbf5140 R08: 0000000000000000 R09: ffffffff8cbf5143 R10: fffffbfff197ea28 R11: 0000000000000000 R12: ffff8880a7cf0340 R13: dffffc0000000000 R14: 1ffff920001b519b R15: ffffffff89be7140 FS: 0000000001593880(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000006d50a0 CR3: 00000000a915e000 CR4: 00000000001506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: debug_object_activate+0x287/0x3e0 lib/debugobjects.c:664 debug_hrtimer_activate kernel/time/hrtimer.c:420 [inline] debug_activate kernel/time/hrtimer.c:480 [inline] enqueue_hrtimer+0x27/0x3f0 kernel/time/hrtimer.c:969 __run_hrtimer kernel/time/hrtimer.c:1541 [inline] __hrtimer_run_queues+0xc1e/0xfc0 kernel/time/hrtimer.c:1588 hrtimer_interrupt+0x32a/0x930 kernel/time/hrtimer.c:1650 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1080 [inline] __sysvec_apic_timer_interrupt+0x142/0x5e0 arch/x86/kernel/apic/apic.c:1097 asm_call_on_stack+0xf/0x20 arch/x86/entry/entry_64.S:706 __run_on_irqstack arch/x86/include/asm/irq_stack.h:22 [inline] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:48 [inline] sysvec_apic_timer_interrupt+0xb2/0xf0 arch/x86/kernel/apic/apic.c:1091 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:581 RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:770 [inline] RIP: 0010:on_each_cpu+0x149/0x240 kernel/smp.c:701 Code: 00 fc ff df 48 c1 e8 03 80 3c 10 00 0f 85 e6 00 00 00 48 83 3d 1f da 4c 08 00 0f 84 af 00 00 00 e8 9c f3 0a 00 48 89 df 57 9d <0f> 1f 44 00 00 e8 8d f3 0a 00 bf 01 00 00 00 e8 73 66 e6 ff 31 ff RSP: 0018:ffffc90001477b70 EFLAGS: 00000293 RAX: 0000000000000000 RBX: 0000000000000293 RCX: 1ffffffff1563891 RDX: ffff8880891121c0 RSI: ffffffff81695a74 RDI: 0000000000000293 RBP: 0000000000000200 R08: 0000000000000001 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 00000d4ae7fccc04 R14: 003b9aca00000000 R15: 0000000000000000 clock_was_set+0x18/0x20 kernel/time/hrtimer.c:876 timekeeping_inject_offset+0x436/0x570 kernel/time/timekeeping.c:1308 do_adjtimex+0x28f/0xa30 kernel/time/timekeeping.c:2335 do_clock_adjtime kernel/time/posix-timers.c:1109 [inline] __do_sys_clock_adjtime+0x155/0x250 kernel/time/posix-timers.c:1121 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x443719 Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 0f fc ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fff96ad7e38 EFLAGS: 00000246 ORIG_RAX: 0000000000000131 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443719 RDX: 0000000000443719 RSI: 0000000020000300 RDI: 0000000000000000 RBP: 00007fff96ad7e50 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000010000 R11: 0000000000000246 R12: 00007fff96ad7e60 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000