RBP: 0000000000000032 R08: 0000001b31960000 R09: 00007fc7debb1f8c R10: 00007ffcc0d7b1e0 R11: 0000000000000293 R12: 00007fc7de607450 R13: ffffffffffffffff R14: 00007fc7de606000 R15: 000000000000be6d watchdog: BUG: soft lockup - CPU#1 stuck for 123s! [syz-executor.0:359] Modules linked in: CPU: 1 PID: 359 Comm: syz-executor.0 Not tainted 5.10.226-syzkaller-1003449-g6a01908517df #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:csd_lock_wait kernel/smp.c:229 [inline] RIP: 0010:smp_call_function_single+0x278/0x510 kernel/smp.c:517 Code: 0f 85 18 02 00 00 44 8b 6c 24 48 44 89 ee 83 e6 01 31 ff e8 fa ed 0a 00 41 83 e5 01 75 0a e8 3f ea 0a 00 e9 eb 00 00 00 f3 90 <42> 0f b6 04 23 84 c0 75 15 f7 44 24 48 01 00 00 00 0f 84 cd 00 00 RSP: 0018:ffffc90000f17800 EFLAGS: 00000293 RAX: ffffffff815fc2d4 RBX: 1ffff920001e2f09 RCX: ffff88810dd613c0 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffc90000f178f0 R08: ffffffff815fc2a6 R09: ffffed103ee0aec9 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: 0000000000000001 R14: ffffc90000f17848 R15: 0000000000000000 FS: 00005555867a4480(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020010000 CR3: 000000010eb79000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: smp_call_function_many_cond+0x94e/0xa30 kernel/smp.c:653 smp_call_function_many kernel/smp.c:716 [inline] smp_call_function kernel/smp.c:738 [inline] on_each_cpu+0xa8/0x1a0 kernel/smp.c:837 text_poke_sync arch/x86/kernel/alternative.c:1318 [inline] text_poke_bp_batch+0x1d4/0x600 arch/x86/kernel/alternative.c:1509 text_poke_flush arch/x86/kernel/alternative.c:1677 [inline] text_poke_finish+0x1a/0x30 arch/x86/kernel/alternative.c:1684 arch_jump_label_transform_apply+0x15/0x30 arch/x86/kernel/jump_label.c:126 __jump_label_update+0x36a/0x380 kernel/jump_label.c:459 jump_label_update+0x379/0x400 kernel/jump_label.c:825 static_key_disable_cpuslocked+0xcd/0x1b0 kernel/jump_label.c:207 static_key_disable+0x1a/0x30 kernel/jump_label.c:215 tracepoint_remove_func kernel/tracepoint.c:438 [inline] tracepoint_probe_unregister+0x6e0/0x9e0 kernel/tracepoint.c:572 bpf_probe_unregister+0x61/0x70 kernel/trace/bpf_trace.c:2135 bpf_raw_tp_link_release+0x63/0x90 kernel/bpf/syscall.c:2762 bpf_link_free kernel/bpf/syscall.c:2356 [inline] bpf_link_put+0x1fd/0x280 kernel/bpf/syscall.c:2382 bpf_link_release+0x3b/0x40 kernel/bpf/syscall.c:2390 __fput+0x33d/0x7b0 fs/file_table.c:281 ____fput+0x15/0x20 fs/file_table.c:314 task_work_run+0x129/0x190 kernel/task_work.c:189 tracehook_notify_resume include/linux/tracehook.h:188 [inline] exit_to_user_mode_loop+0xbf/0xd0 kernel/entry/common.c:172 exit_to_user_mode_prepare kernel/entry/common.c:199 [inline] syscall_exit_to_user_mode+0xa2/0x1a0 kernel/entry/common.c:274 do_syscall_64+0x40/0x70 arch/x86/entry/common.c:56 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7fc7dea82c9a Code: 48 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c 24 0c e8 03 7f 02 00 8b 7c 24 0c 89 c2 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 36 89 d7 89 44 24 0c e8 63 7f 02 00 8b 44 24 RSP: 002b:00007ffcc0d7b090 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 0000000000000006 RCX: 00007fc7dea82c9a RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 RBP: 0000000000000032 R08: 0000001b31960000 R09: 00007fc7debb1f8c R10: 00007ffcc0d7b1e0 R11: 0000000000000293 R12: 00007fc7de607450 R13: ffffffffffffffff R14: 00007fc7de606000 R15: 000000000000be6d Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 13 Comm: rcu_preempt Not tainted 5.10.226-syzkaller-1003449-g6a01908517df #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:native_halt arch/x86/include/asm/irqflags.h:66 [inline] RIP: 0010:halt arch/x86/include/asm/irqflags.h:112 [inline] RIP: 0010:kvm_wait+0xec/0x150 arch/x86/kernel/kvm.c:921 Code: 03 42 0f b6 04 20 84 c0 75 6a 41 0f b6 45 00 44 38 f0 75 26 41 f7 c7 00 02 00 00 75 0f 0f 1f 44 00 00 0f 00 2d 55 53 d5 03 f4 0e 0f 1f 44 00 00 0f 00 2d 46 53 d5 03 fb f4 4c 89 7c 24 18 ff RSP: 0018:ffffc900000d71e0 EFLAGS: 00000046 RAX: 0000000000000003 RBX: 1ffff9200001ae40 RCX: ffffffff8150b854 RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffffc900000d7220 RBP: ffffc900000d7290 R08: dffffc0000000000 R09: ffffed103ee08f09 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffff8881f7047840 R14: 0000000000000003 R15: 0000000000000046 FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffd59973ff8 CR3: 000000010fe23000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: pv_wait arch/x86/include/asm/paravirt.h:564 [inline] pv_wait_head_or_lock kernel/locking/qspinlock_paravirt.h:470 [inline] __pv_queued_spin_lock_slowpath+0x72f/0xc70 kernel/locking/qspinlock.c:508 pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:554 [inline] queued_spin_lock_slowpath arch/x86/include/asm/qspinlock.h:51 [inline] queued_spin_lock include/asm-generic/qspinlock.h:85 [inline] do_raw_spin_lock_flags include/linux/spinlock.h:195 [inline] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:119 [inline] _raw_spin_lock_irqsave+0x1a0/0x210 kernel/locking/spinlock.c:159 lock_timer_base+0x12f/0x270 kernel/time/timer.c:952 __mod_timer+0x1c9/0xcf0 kernel/time/timer.c:1025 add_timer+0x68/0x80 kernel/time/timer.c:1165 __queue_delayed_work+0x16d/0x1f0 kernel/workqueue.c:1683 queue_delayed_work_on+0x10f/0x160 kernel/workqueue.c:1708 queue_delayed_work include/linux/workqueue.h:530 [inline] schedule_delayed_work include/linux/workqueue.h:634 [inline] kvfree_call_rcu+0x495/0x650 kernel/rcu/tree.c:3564 trie_delete_elem+0x58f/0x760 kernel/bpf/lpm_trie.c:521 bpf_prog_2c29ac5cdc6b1842+0x3a/0x53c bpf_dispatcher_nop_func include/linux/bpf.h:669 [inline] __bpf_trace_run kernel/trace/bpf_trace.c:2061 [inline] bpf_trace_run3+0x121/0x2c0 kernel/trace/bpf_trace.c:2099 __bpf_trace_timer_start+0x2b/0x40 include/trace/events/timer.h:52 trace_timer_start include/trace/events/timer.h:52 [inline] enqueue_timer+0x351/0x4c0 kernel/time/timer.c:592 internal_add_timer kernel/time/timer.c:617 [inline] __mod_timer+0x8d3/0xcf0 kernel/time/timer.c:1068 schedule_timeout+0x187/0x360 kernel/time/timer.c:1912 rcu_gp_fqs_loop kernel/rcu/tree.c:1943 [inline] rcu_gp_kthread+0xefc/0x23a0 kernel/rcu/tree.c:2117 kthread+0x34b/0x3d0 kernel/kthread.c:313 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298