watchdog: BUG: soft lockup - CPU#0 stuck for 246s! [kworker/0:53:1831] Modules linked in: CPU: 0 PID: 1831 Comm: kworker/0:53 Tainted: G W 5.15.153-syzkaller-00623-gda92e689a0c3 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 Workqueue: events bpf_prog_free_deferred RIP: 0010:csd_lock_wait kernel/smp.c:440 [inline] RIP: 0010:smp_call_function_many_cond+0x848/0x9b0 kernel/smp.c:969 Code: 89 fe 83 e6 01 31 ff e8 f6 a8 0a 00 41 83 e7 01 49 bf 00 00 00 00 00 fc ff df 75 07 e8 31 a5 0a 00 eb 38 f3 90 42 0f b6 04 3b <84> c0 75 11 41 f7 45 00 01 00 00 00 74 1e e8 15 a5 0a 00 eb e4 44 RSP: 0018:ffffc9000224f860 EFLAGS: 00000293 RAX: 0000000000000000 RBX: 1ffff1103ee2784d RCX: ffff888112bd4f00 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffc9000224f968 R08: ffffffff8165a59a R09: ffffc9000224f7a0 R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001 R13: ffff8881f713c268 R14: ffff8881f7038e80 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020264000 CR3: 0000000126439000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: on_each_cpu_cond_mask+0x40/0x80 kernel/smp.c:1135 on_each_cpu include/linux/smp.h:71 [inline] flush_tlb_kernel_range+0x49/0x210 arch/x86/mm/tlb.c:1026 kasan_release_vmalloc+0xa5/0xb0 mm/kasan/shadow.c:468 __purge_vmap_area_lazy+0x154a/0x1690 mm/vmalloc.c:1715 _vm_unmap_aliases+0x339/0x3b0 mm/vmalloc.c:2118 vm_remove_mappings mm/vmalloc.c:2611 [inline] __vunmap+0x617/0x8f0 mm/vmalloc.c:2642 __vfree mm/vmalloc.c:2700 [inline] vfree+0x7f/0xb0 mm/vmalloc.c:2731 module_memfree+0x17/0x30 kernel/module.c:2150 bpf_jit_free_exec+0x15/0x20 kernel/bpf/core.c:867 bpf_jit_binary_free kernel/bpf/core.c:914 [inline] bpf_jit_free+0x98/0x240 kernel/bpf/core.c:927 bpf_prog_free_deferred+0x61e/0x730 kernel/bpf/core.c:2296 process_one_work+0x6bb/0xc10 kernel/workqueue.c:2325 worker_thread+0xad5/0x12a0 kernel/workqueue.c:2472 kthread+0x421/0x510 kernel/kthread.c:337 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:299 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 14 Comm: rcu_preempt Tainted: G W 5.15.153-syzkaller-00623-gda92e689a0c3 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 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:912 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 ea fc 12 04 f4 54 ff ff ff fa 4c 89 e8 48 c1 e8 03 42 0f b6 04 20 84 c0 44 8b RSP: 0000:ffffc900001d0600 EFLAGS: 00000046 RAX: 0000000000000003 RBX: 1ffff9200003a0c4 RCX: ffffffff81550ddf RDX: dffffc0000000000 RSI: 0000000000000003 RDI: ffff8881f7127900 RBP: ffffc900001d06b0 R08: dffffc0000000000 R09: ffffed103ee24f21 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffff8881f7127900 R14: 0000000000000003 R15: 1ffff9200003a0c8 FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd4b9f70178 CR3: 0000000119b65000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 Call Trace: pv_wait arch/x86/include/asm/paravirt.h:597 [inline] pv_wait_head_or_lock kernel/locking/qspinlock_paravirt.h:470 [inline] __pv_queued_spin_lock_slowpath+0x6bc/0xc40 kernel/locking/qspinlock.c:508 pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:585 [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:199 [inline] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:119 [inline] _raw_spin_lock_irqsave+0x1a0/0x210 kernel/locking/spinlock.c:162 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:1697 queue_delayed_work_on+0x10f/0x180 kernel/workqueue.c:1722 queue_delayed_work include/linux/workqueue.h:525 [inline] srcu_funnel_gp_start kernel/rcu/srcutree.c:682 [inline] srcu_gp_start_if_needed+0x5e3/0x950 kernel/rcu/srcutree.c:838 __call_srcu kernel/rcu/srcutree.c:883 [inline] call_srcu+0x46/0x50 kernel/rcu/srcutree.c:906 rcu_free_old_probes+0x23/0x30 kernel/tracepoint.c:121 rcu_do_batch+0x57a/0xc10 kernel/rcu/tree.c:2523 rcu_core+0x517/0x1020 kernel/rcu/tree.c:2763 rcu_core_si+0x9/0x10 kernel/rcu/tree.c:2776 __do_softirq+0x26d/0x5bf kernel/softirq.c:565 do_softirq+0xf6/0x150 kernel/softirq.c:452 __local_bh_enable_ip+0x75/0x80 kernel/softirq.c:379 __raw_spin_unlock_bh include/linux/spinlock_api_smp.h:176 [inline] _raw_spin_unlock_bh+0x51/0x60 kernel/locking/spinlock.c:210 sock_hash_delete_elem+0x2a2/0x2f0 net/core/sock_map.c:945 bpf_prog_586ab708469db861+0x41/0xd04 bpf_dispatcher_nop_func include/linux/bpf.h:785 [inline] __bpf_prog_run include/linux/filter.h:628 [inline] bpf_prog_run include/linux/filter.h:635 [inline] __bpf_trace_run kernel/trace/bpf_trace.c:1880 [inline] bpf_trace_run3+0x11e/0x250 kernel/trace/bpf_trace.c:1918 __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+0x187/0x370 kernel/time/timer.c:1919 rcu_gp_fqs_loop+0x2af/0xf80 kernel/rcu/tree.c:1972 rcu_gp_kthread+0xa4/0x350 kernel/rcu/tree.c:2145 kthread+0x421/0x510 kernel/kthread.c:337 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:299