RBP: 00007fa5edb6f47a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fa5edc50f80 R15: 00007ffcc39fd658 watchdog: BUG: soft lockup - CPU#0 stuck for 225s! [syz-executor.4:6017] Modules linked in: CPU: 0 PID: 6017 Comm: syz-executor.4 Tainted: G W 5.15.148-syzkaller-00718-g993bed180178 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 RIP: 0010:__sanitizer_cov_trace_pc+0x1/0x60 kernel/kcov.c:190 Code: 00 00 0f 0b 0f 1f 44 00 00 55 48 89 e5 53 48 89 fb e8 13 00 00 00 48 8b 3d d4 1a 96 05 48 89 de e8 b4 4d 41 00 5b 5d c3 cc 55 <48> 89 e5 48 8b 45 08 65 48 8b 0d f0 4b 92 7e 65 8b 15 f1 4b 92 7e RSP: 0018:ffffc90000c075f0 EFLAGS: 00000202 RAX: 0000000000000000 RBX: 1ffff1103ee276cd RCX: 0000000000040000 RDX: ffffc90004b9f000 RSI: 000000000003ffff RDI: 0000000000040000 RBP: ffffc90000c07718 R08: ffffffff81657cfa R09: ffffed103ee07053 R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001 R13: ffff8881f713b668 R14: ffff8881f7038280 R15: dffffc0000000000 FS: 00007fa5ec8966c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000010ddfa000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: on_each_cpu_cond_mask+0x40/0x80 kernel/smp.c:1135 on_each_cpu include/linux/smp.h:71 [inline] text_poke_sync arch/x86/kernel/alternative.c:1196 [inline] text_poke_bp_batch+0x1c4/0x5d0 arch/x86/kernel/alternative.c:1387 text_poke_bp+0xc8/0x140 arch/x86/kernel/alternative.c:1601 __static_call_transform+0xfe/0x140 arch/x86/kernel/static_call.c:67 arch_static_call_transform+0x130/0x1c0 arch/x86/kernel/static_call.c:117 __static_call_update+0x37f/0x5c0 kernel/static_call_inline.c:198 tracepoint_update_call kernel/tracepoint.c:317 [inline] tracepoint_add_func+0x873/0x940 kernel/tracepoint.c:358 tracepoint_probe_register_prio_may_exist+0x11c/0x180 kernel/tracepoint.c:482 tracepoint_probe_register_may_exist include/linux/tracepoint.h:52 [inline] __bpf_probe_register kernel/trace/bpf_trace.c:1946 [inline] bpf_probe_register+0x152/0x1e0 kernel/trace/bpf_trace.c:1952 bpf_raw_tracepoint_open+0x610/0x950 kernel/bpf/syscall.c:3087 __sys_bpf+0x489/0x760 kernel/bpf/syscall.c:4669 __do_sys_bpf kernel/bpf/syscall.c:4731 [inline] __se_sys_bpf kernel/bpf/syscall.c:4729 [inline] __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:4729 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7fa5edb22e69 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fa5ec8960c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007fa5edc50f80 RCX: 00007fa5edb22e69 RDX: 0000000000000010 RSI: 0000000020000600 RDI: 0000000000000011 RBP: 00007fa5edb6f47a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fa5edc50f80 R15: 00007ffcc39fd658 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 39 Comm: kworker/1:1 Tainted: G W 5.15.148-syzkaller-00718-g993bed180178 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 Workqueue: events bpf_prog_free_deferred 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 8a 03 f3 03 f4 54 ff ff ff fa 4c 89 e8 48 c1 e8 03 42 0f b6 04 20 84 c0 44 8b RSP: 0018:ffffc900001d08c0 EFLAGS: 00000046 RAX: 0000000000000003 RBX: 1ffff9200003a11c RCX: 00000000872c8600 RDX: dffffc0000000000 RSI: 0000000000000003 RDI: ffffffff872c8640 RBP: ffffc900001d0970 R08: dffffc0000000000 R09: 0000000000000000 R10: fffffbfff0e590c8 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffffffff872c8640 R14: 0000000000000003 R15: 1ffff9200003a120 FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb62f04cec0 CR3: 000000012a9c9000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 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 free_percpu+0x9e/0x1090 mm/percpu.c:2279 snmp6_free_dev net/ipv6/addrconf_core.c:242 [inline] in6_dev_finish_destroy_rcu+0x84/0xa0 net/ipv6/addrconf_core.c:249 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_2c29ac5cdc6b1842+0x3a/0x9d8 bpf_dispatcher_nop_func include/linux/bpf.h:785 [inline] __bpf_prog_run include/linux/filter.h:618 [inline] bpf_prog_run include/linux/filter.h:632 [inline] __bpf_trace_run kernel/trace/bpf_trace.c:1883 [inline] bpf_trace_run3+0x194/0x250 kernel/trace/bpf_trace.c:1921 __bpf_trace_percpu_free_percpu+0x2b/0x40 include/trace/events/percpu.h:43 trace_percpu_free_percpu include/trace/events/percpu.h:43 [inline] free_percpu+0xd12/0x1090 mm/percpu.c:2306 __bpf_prog_free kernel/bpf/core.c:263 [inline] bpf_prog_unlock_free include/linux/filter.h:926 [inline] bpf_jit_free+0x1bb/0x240 kernel/bpf/core.c:932 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:298