RBP: 0000000000000032 R08: 0000001b31e60000 R09: 00007f14c71abf8c R10: 00007fffc0d99ea0 R11: 0000000000000293 R12: 00007f14c6c01450 R13: ffffffffffffffff R14: 00007f14c6c00000 R15: 000000000001e93e watchdog: BUG: soft lockup - CPU#1 stuck for 246s! [syz-executor.0:7661] Modules linked in: CPU: 1 PID: 7661 Comm: syz-executor.0 Not tainted 6.1.99-syzkaller-1151466-g03b93dc707ed #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 RIP: 0010:csd_lock_wait kernel/smp.c:453 [inline] RIP: 0010:smp_call_function_many_cond+0x851/0x930 kernel/smp.c:998 Code: 3e 44 89 fe 83 e6 01 31 ff e8 fb 9e 09 00 41 83 e7 01 49 bf 00 00 00 00 00 fc ff df 75 0a e8 36 9b 09 00 e9 2f ff ff ff f3 90 <42> 0f b6 04 3b 84 c0 75 14 41 f7 06 01 00 00 00 0f 84 12 ff ff ff RSP: 0018:ffffc90000de77a0 EFLAGS: 00000293 RAX: ffffffff816c05ec RBX: 1ffff1103ee07a99 RCX: ffff88811422d100 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffc90000de78b8 R08: ffffffff816c05b5 R09: ffffed103ee271fb R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 R13: 0000000800000000 R14: ffff8881f703d4c8 R15: dffffc0000000000 FS: 0000555556a41480(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020010000 CR3: 0000000119117000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: on_each_cpu_cond_mask+0x40/0x80 kernel/smp.c:1166 on_each_cpu include/linux/smp.h:71 [inline] text_poke_sync arch/x86/kernel/alternative.c:1334 [inline] text_poke_bp_batch+0x1e9/0x730 arch/x86/kernel/alternative.c:1534 text_poke_flush arch/x86/kernel/alternative.c:1725 [inline] text_poke_finish+0x1a/0x30 arch/x86/kernel/alternative.c:1732 arch_jump_label_transform_apply+0x15/0x30 arch/x86/kernel/jump_label.c:146 __jump_label_update+0x36a/0x380 kernel/jump_label.c:455 jump_label_update+0x3af/0x450 kernel/jump_label.c:801 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:417 [inline] tracepoint_probe_unregister+0x60a/0x900 kernel/tracepoint.c:551 bpf_probe_unregister+0x61/0x70 kernel/trace/bpf_trace.c:2349 bpf_raw_tp_link_release+0x63/0x90 kernel/bpf/syscall.c:3155 bpf_link_free+0x129/0x3f0 kernel/bpf/syscall.c:2729 bpf_link_put kernel/bpf/syscall.c:2755 [inline] bpf_link_release+0x170/0x180 kernel/bpf/syscall.c:2764 __fput+0x1e5/0x870 fs/file_table.c:320 ____fput+0x15/0x20 fs/file_table.c:348 task_work_run+0x24d/0x2e0 kernel/task_work.c:179 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] exit_to_user_mode_loop+0x94/0xa0 kernel/entry/common.c:177 exit_to_user_mode_prepare+0x5a/0xa0 kernel/entry/common.c:210 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline] syscall_exit_to_user_mode+0x26/0x130 kernel/entry/common.c:303 do_syscall_64+0x47/0xb0 arch/x86/entry/common.c:87 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f14c707cc9a 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:00007fffc0d99d50 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 0000000000000006 RCX: 00007f14c707cc9a RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 RBP: 0000000000000032 R08: 0000001b31e60000 R09: 00007f14c71abf8c R10: 00007fffc0d99ea0 R11: 0000000000000293 R12: 00007f14c6c01450 R13: ffffffffffffffff R14: 00007f14c6c00000 R15: 000000000001e93e Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 13 Comm: ksoftirqd/0 Not tainted 6.1.99-syzkaller-1151466-g03b93dc707ed #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 RIP: 0010:native_halt arch/x86/include/asm/irqflags.h:57 [inline] RIP: 0010:halt arch/x86/include/asm/irqflags.h:98 [inline] RIP: 0010:kvm_wait+0x117/0x180 arch/x86/kernel/kvm.c:1058 Code: 48 c1 e8 03 42 0f b6 04 20 84 c0 44 8b 74 24 1c 75 53 41 0f b6 45 00 44 38 f0 0f 85 63 ff ff ff 66 90 0f 00 2d ca 04 51 04 f4 54 ff ff ff fa 4c 89 e8 48 c1 e8 03 42 0f b6 04 20 84 c0 44 8b RSP: 0018:ffffc90000006f60 EFLAGS: 00000046 RAX: 0000000000000003 RBX: 1ffff92000000df0 RCX: ffffffff851ff99c RDX: dffffc0000000000 RSI: 0000000000000003 RDI: ffff8881f7027b80 RBP: ffffc90000007010 R08: dffffc0000000000 R09: ffffed103ee04f71 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffff8881f7027b80 R14: 0000000000000003 R15: 1ffff92000000df4 FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f14c7102540 CR3: 0000000006a0f000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: pv_wait arch/x86/include/asm/paravirt.h:603 [inline] pv_wait_head_or_lock kernel/locking/qspinlock_paravirt.h:470 [inline] __pv_queued_spin_lock_slowpath+0x6de/0xda0 kernel/locking/qspinlock.c:511 pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:591 [inline] queued_spin_lock_slowpath arch/x86/include/asm/qspinlock.h:51 [inline] queued_spin_lock include/asm-generic/qspinlock.h:114 [inline] do_raw_spin_lock include/linux/spinlock.h:187 [inline] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:111 [inline] _raw_spin_lock_irqsave+0x1a0/0x210 kernel/locking/spinlock.c:162 lock_timer_base+0x12f/0x270 kernel/time/timer.c:1005 __mod_timer+0x1c9/0xcf0 kernel/time/timer.c:1078 add_timer+0x68/0x80 kernel/time/timer.c:1218 __queue_delayed_work+0x16d/0x1f0 kernel/workqueue.c:1686 queue_delayed_work_on+0x10f/0x180 kernel/workqueue.c:1711 queue_delayed_work include/linux/workqueue.h:525 [inline] schedule_delayed_monitor_work kernel/rcu/tree.c:3215 [inline] kvfree_call_rcu+0x490/0x800 kernel/rcu/tree.c:3471 trie_delete_elem+0x58d/0x760 kernel/bpf/lpm_trie.c:524 bpf_prog_2c29ac5cdc6b1842+0x3a/0x3e bpf_dispatcher_nop_func include/linux/bpf.h:987 [inline] __bpf_prog_run include/linux/filter.h:603 [inline] bpf_prog_run include/linux/filter.h:610 [inline] __bpf_trace_run kernel/trace/bpf_trace.c:2273 [inline] bpf_trace_run3+0x177/0x2e0 kernel/trace/bpf_trace.c:2313 __bpf_trace_timer_start+0x2b/0x40 include/trace/events/timer.h:53 trace_timer_start include/trace/events/timer.h:53 [inline] enqueue_timer+0x303/0x480 kernel/time/timer.c:615 internal_add_timer kernel/time/timer.c:640 [inline] __mod_timer+0x8d3/0xcf0 kernel/time/timer.c:1121 add_timer+0x68/0x80 kernel/time/timer.c:1218 __queue_delayed_work+0x16d/0x1f0 kernel/workqueue.c:1686 queue_delayed_work_on+0x10f/0x180 kernel/workqueue.c:1711 queue_delayed_work include/linux/workqueue.h:525 [inline] srcu_funnel_gp_start kernel/rcu/srcutree.c:951 [inline] srcu_gp_start_if_needed+0xc56/0x1060 kernel/rcu/srcutree.c:1151 __call_srcu kernel/rcu/srcutree.c:1196 [inline] call_srcu+0x46/0x50 kernel/rcu/srcutree.c:1219 rcu_free_old_probes+0x23/0x30 kernel/tracepoint.c:121 rcu_do_batch+0x534/0xb80 kernel/rcu/tree.c:2296 rcu_core+0x4ee/0xf10 kernel/rcu/tree.c:2556 rcu_core_si+0x9/0x10 kernel/rcu/tree.c:2573 handle_softirqs+0x1db/0x650 kernel/softirq.c:617 __do_softirq kernel/softirq.c:655 [inline] invoke_softirq kernel/softirq.c:472 [inline] __irq_exit_rcu+0x52/0xf0 kernel/softirq.c:704 irq_exit_rcu+0x9/0x10 kernel/softirq.c:716 sysvec_call_function_single+0x97/0xb0 arch/x86/kernel/smp.c:262 asm_sysvec_call_function_single+0x1b/0x20 arch/x86/include/asm/idtentry.h:661 RIP: 0010:finish_task_switch+0x16f/0x7b0 kernel/sched/core.c:5294 Code: 74 08 4c 89 ff e8 b1 5c 6c 00 49 8b 1f 48 85 db 4c 8b 6d c0 0f 85 ce 00 00 00 4c 89 e7 e8 19 69 cf 03 fb 49 8d 9d 48 0b 00 00 <48> 89 d8 48 c1 e8 03 49 be 00 00 00 00 00 fc ff df 42 0f b6 04 30 RSP: 0018:ffffc900000d7cc0 EFLAGS: 00000282 RAX: 0000000080000001 RBX: ffff8881003a4808 RCX: 0000000000000002 RDX: 0000000000000001 RSI: ffffffff85ea0020 RDI: 0000000000000001 RBP: ffffc900000d7d10 R08: dffffc0000000000 R09: ffffed1020074001 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881f7037c80 R13: ffff8881003a3cc0 R14: 1ffff1103ee070fc R15: ffff8881f70387e0 context_switch kernel/sched/core.c:5420 [inline] __schedule+0xcbd/0x1560 kernel/sched/core.c:6747 schedule+0xc3/0x180 kernel/sched/core.c:6823 smpboot_thread_fn+0x4df/0x8d0 kernel/smpboot.c:160 kthread+0x26d/0x300 kernel/kthread.c:386 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308