Warning: Permanently added '10.128.0.50' (ED25519) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 63.487293][ T18] [ 63.487296][ T5536] ------------[ cut here ]------------ [ 63.487305][ T18] ===================================================== [ 63.487310][ T18] WARNING: HARDIRQ-safe -> HARDIRQ-unsafe lock order detected [ 63.487319][ T18] 6.8.0-syzkaller-05236-g443574b03387 #0 Not tainted [ 63.489639][ T5536] raw_local_irq_restore() called with IRQs enabled [ 63.489692][ T5536] WARNING: CPU: 0 PID: 5536 at kernel/locking/irqflag-debug.c:10 warn_bogus_irq_restore+0x29/0x40 [ 63.495171][ T18] ----------------------------------------------------- [ 63.495181][ T18] rcu_exp_gp_kthr/18 [HC0[0]:SC0[2]:HE0:SE0] is trying to acquire: [ 63.502182][ T5536] Modules linked in: [ 63.509519][ T18] ffff888023da2a00 (&stab->lock){+...}-{2:2}, at: sock_map_delete_elem+0x97/0x140 [ 63.516263][ T5536] [ 63.522685][ T18] [ 63.522685][ T18] and this task is already holding: [ 63.522693][ T18] ffffffff8e136558 [ 63.533271][ T5536] CPU: 0 PID: 5536 Comm: syz-executor267 Not tainted 6.8.0-syzkaller-05236-g443574b03387 #0 [ 63.540143][ T18] (rcu_node_0){-.-.}-{2:2}, at: sync_rcu_exp_done_unlocked+0xe/0x140 [ 63.548044][ T5536] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 63.551908][ T18] which would create a new lock dependency: [ 63.551914][ T18] ( [ 63.561092][ T5536] RIP: 0010:warn_bogus_irq_restore+0x29/0x40 [ 63.563374][ T18] rcu_node_0){-.-.}-{2:2} [ 63.570780][ T5536] Code: 90 f3 0f 1e fa 90 80 3d de 59 01 04 00 74 06 90 c3 cc cc cc cc c6 05 cf 59 01 04 01 90 48 c7 c7 20 ba aa 8b e8 f8 d5 e7 f5 90 <0f> 0b 90 90 90 c3 cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 0f 1f [ 63.574406][ T18] -> ( [ 63.584469][ T5536] RSP: 0018:ffffc9000a2bf1b8 EFLAGS: 00010246 [ 63.592556][ T18] &stab->lock){+...}-{2:2} [ 63.592575][ T18] [ 63.592575][ T18] but this new dependency connects a HARDIRQ-irq-safe lock: [ 63.592582][ T18] ( [ 63.602620][ T5536] [ 63.608465][ T18] rcu_node_0){-.-.}-{2:2} [ 63.608480][ T18] [ 63.608480][ T18] ... which became HARDIRQ-irq-safe at: [ 63.608486][ T18] lock_acquire+0x1e4/0x530 [ 63.610963][ T5536] RAX: 16850220bda66800 RBX: 1ffff92001457e44 RCX: ffff888024e65a00 [ 63.616911][ T18] _raw_spin_lock_irqsave+0xd5/0x120 [ 63.616932][ T18] rcu_report_exp_cpu_mult+0x27/0x2f0 [ 63.621235][ T5536] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 63.640812][ T18] __flush_smp_call_function_queue+0xb2e/0x15b0 [ 63.640832][ T18] __sysvec_call_function_single+0xa8/0x3e0 [ 63.640848][ T18] sysvec_call_function_single+0x9e/0xc0 [ 63.643589][ T5536] RBP: ffffc9000a2bf308 R08: ffffffff8157cc12 R09: 1ffff110172851a2 [ 63.649623][ T18] asm_sysvec_call_function_single+0x1a/0x20 [ 63.649646][ T18] __sanitizer_cov_trace_switch+0xbc/0x120 [ 63.654029][ T5536] R10: dffffc0000000000 R11: ffffed10172851a3 R12: 1ffff92001457e40 [ 63.663449][ T18] trace_event_eval_update+0x311/0xf90 [ 63.663466][ T18] process_scheduled_works+0xa00/0x1770 [ 63.665947][ T5536] R13: dffffc0000000000 R14: ffffc9000a2bf220 R15: 0000000000000046 [ 63.668248][ T18] worker_thread+0x86d/0xd70 [ 63.668265][ T18] kthread+0x2f0/0x390 [ 63.672564][ T5536] FS: 000055555e37a380(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 [ 63.680248][ T18] ret_from_fork+0x4b/0x80 [ 63.680270][ T18] ret_from_fork_asm+0x1a/0x30 [ 63.684831][ T5536] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.692776][ T18] [ 63.692776][ T18] to a HARDIRQ-irq-unsafe lock: [ 63.692783][ T18] (&stab->lock){+...}-{2:2} [ 63.692801][ T18] [ 63.692801][ T18] ... which became HARDIRQ-irq-unsafe at: [ 63.692807][ T18] ... [ 63.698172][ T5536] CR2: 0000000000000000 CR3: 000000001e148000 CR4: 00000000003506f0 [ 63.703571][ T18] lock_acquire+0x1e4/0x530 [ 63.711542][ T5536] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 63.717814][ T18] _raw_spin_lock_bh+0x35/0x50 [ 63.717834][ T18] sock_map_delete_elem+0x97/0x140 [ 63.723783][ T5536] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 63.729484][ T18] 0xffffffffa000081e [ 63.729508][ T18] bpf_trace_run2+0x204/0x420 [ 63.729525][ T18] trace_contention_end+0xd7/0x100 [ 63.729542][ T18] __mutex_lock+0x2e5/0xd70 [ 63.737523][ T5536] Call Trace: [ 63.743534][ T18] futex_exit_release+0x34/0x1f0 [ 63.749434][ T5536] [ 63.757345][ T18] exit_mm_release+0x1a/0x30 [ 63.757363][ T18] exit_mm+0xb0/0x310 [ 63.757378][ T18] do_exit+0x99e/0x27e0 [ 63.762903][ T5536] ? __warn+0x163/0x4b0 [ 63.768501][ T18] do_group_exit+0x207/0x2c0 [ 63.768520][ T18] __x64_sys_exit_group+0x3f/0x40 [ 63.776490][ T5536] ? warn_bogus_irq_restore+0x29/0x40 [ 63.781118][ T18] do_syscall_64+0xfb/0x240 [ 63.785251][ T5536] ? report_bug+0x2b3/0x500 [ 63.794147][ T18] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 63.794170][ T18] [ 63.794170][ T18] other info that might help us debug this: [ 63.794170][ T18] [ 63.798657][ T5536] ? warn_bogus_irq_restore+0x29/0x40 [ 63.803464][ T18] Possible interrupt unsafe locking scenario: [ 63.803464][ T18] [ 63.803470][ T18] CPU0 CPU1 [ 63.810041][ T5536] ? handle_bug+0x3e/0x70 [ 63.817011][ T18] ---- ---- [ 63.817016][ T18] lock(&stab->lock); [ 63.817031][ T18] local_irq_disable(); [ 63.817035][ T18] lock(rcu_node_0); [ 63.817047][ T18] lock( [ 63.821602][ T5536] ? exc_invalid_op+0x1a/0x50 [ 63.829462][ T18] &stab->lock); [ 63.829472][ T18] [ 63.829476][ T18] lock(rcu_node_0); [ 63.829487][ T18] [ 63.829487][ T18] *** DEADLOCK *** [ 63.829487][ T18] [ 63.832049][ T5536] ? asm_exc_invalid_op+0x1a/0x20 [ 63.840002][ T18] 2 locks held by rcu_exp_gp_kthr/18: [ 63.840013][ T18] #0: ffffffff8e136558 (rcu_node_0 [ 63.844584][ T5536] ? __warn_printk+0x292/0x360 [ 63.852528][ T18] ){-.-.}-{2:2}, at: sync_rcu_exp_done_unlocked+0xe/0x140 [ 63.852555][ T18] #1: [ 63.857386][ T5536] ? warn_bogus_irq_restore+0x29/0x40 [ 63.862536][ T18] ffffffff8e131920 [ 63.870501][ T5536] ? warn_bogus_irq_restore+0x28/0x40 [ 63.874525][ T18] (rcu_read_lock [ 63.879297][ T5536] lock_acquire+0x3db/0x530 [ 63.884431][ T18] ){....}-{1:2} [ 63.889016][ T5536] ? __pfx_lock_acquire+0x10/0x10 [ 63.892248][ T18] , at: bpf_trace_run2+0x114/0x420 [ 63.897261][ T5536] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 63.900154][ T18] [ 63.900154][ T18] the dependencies between HARDIRQ-irq-safe lock and the holding lock: [ 63.904802][ T5536] ? irqentry_exit+0x63/0x90 [ 63.908836][ T18] -> (rcu_node_0){-.-.}-{2:2} { [ 63.913068][ T5536] ? lockdep_hardirqs_on+0x99/0x150 [ 63.917196][ T18] IN-HARDIRQ-W at: [ 63.917207][ T18] lock_acquire+0x1e4/0x530 [ 63.917221][ T18] _raw_spin_lock_irqsave+0xd5/0x120 [ 63.917238][ T18] rcu_report_exp_cpu_mult+0x27/0x2f0 [ 63.921891][ T5536] _raw_spin_lock_irqsave+0xd5/0x120 [ 63.926970][ T18] __flush_smp_call_function_queue+0xb2e/0x15b0 [ 63.926989][ T18] __sysvec_call_function_single+0xa8/0x3e0 [ 63.932332][ T5536] ? rcu_report_exp_cpu_mult+0x27/0x2f0 [ 63.936893][ T18] sysvec_call_function_single+0x9e/0xc0 [ 63.936911][ T18] asm_sysvec_call_function_single+0x1a/0x20 [ 63.941397][ T5536] ? __pfx__raw_spin_lock_irqsave+0x10/0x10 [ 63.947345][ T18] __sanitizer_cov_trace_switch+0xbc/0x120 [ 63.947367][ T18] trace_event_eval_update+0x311/0xf90 [ 63.957588][ T5536] rcu_report_exp_cpu_mult+0x27/0x2f0 [ 63.962909][ T18] process_scheduled_works+0xa00/0x1770 [ 63.971232][ T5536] rcu_preempt_deferred_qs_irqrestore+0x22e/0xc70 [ 63.976543][ T18] worker_thread+0x86d/0xd70 [ 63.976561][ T18] kthread+0x2f0/0x390 [ 63.980867][ T5536] ? __pfx_lock_acquire+0x10/0x10 [ 63.986206][ T18] ret_from_fork+0x4b/0x80 [ 63.986229][ T18] ret_from_fork_asm+0x1a/0x30 [ 63.990276][ T5536] ? __pfx_rcu_preempt_deferred_qs_irqrestore+0x10/0x10 [ 63.997003][ T18] IN-SOFTIRQ-W at: [ 63.997015][ T18] lock_acquire+0x1e4/0x530 [ 63.997029][ T18] _raw_spin_lock_irqsave+0xd5/0x120 [ 64.003508][ T5536] ? rcu_is_watching+0x15/0xb0 [ 64.008931][ T18] rcu_core+0x3ae/0x1830 [ 64.008945][ T18] __do_softirq+0x2bc/0x943 [ 64.013598][ T5536] rcu_read_unlock_special+0x470/0x550 [ 64.017027][ T18] __irq_exit_rcu+0xf2/0x1c0 [ 64.017044][ T18] irq_exit_rcu+0x9/0x30 [ 64.020479][ T5536] ? __pfx_rcu_read_unlock_special+0x10/0x10 [ 64.024601][ T18] sysvec_apic_timer_interrupt+0xa6/0xc0 [ 64.032740][ T5536] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 64.037715][ T18] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 64.043079][ T5536] ? do_raw_spin_unlock+0x13c/0x8b0 [ 64.048245][ T18] __sanitizer_cov_trace_pc+0x5d/0x70 [ 64.048266][ T18] deref_stack_reg+0xd5/0x260 [ 64.053001][ T5536] __rcu_read_unlock+0xa1/0x110 [ 64.060076][ T18] unwind_next_frame+0x1ab8/0x2a00 [ 64.060099][ T18] arch_stack_walk+0x151/0x1b0 [ 64.060112][ T18] stack_trace_save+0x118/0x1d0 [ 64.062847][ T5536] ? __down_common+0x46c/0x7b0 [ 64.068186][ T18] kasan_save_track+0x3f/0x80 [ 64.068204][ T18] __kasan_kmalloc+0x98/0xb0 [ 64.071936][ T5536] __text_poke+0xaf1/0xd30 [ 64.077277][ T18] kmalloc_trace+0x1d9/0x360 [ 64.077301][ T18] ddebug_add_module+0x88/0x800 [ 64.080907][ T5536] ? __down_common+0x46c/0x7b0 [ 64.085377][ T18] dynamic_debug_init+0x205/0x5a0 [ 64.088833][ T5536] ? __pfx_text_poke_memcpy+0x10/0x10 [ 64.093805][ T18] do_one_initcall+0x238/0x830 [ 64.098908][ T5536] ? __pfx___text_poke+0x10/0x10 [ 64.105185][ T18] do_pre_smp_initcalls+0x57/0xa0 [ 64.115590][ T5536] ? __pfx___might_resched+0x10/0x10 [ 64.120126][ T18] kernel_init_freeable+0x40d/0x5d0 [ 64.120144][ T18] kernel_init+0x1d/0x2a0 [ 64.124971][ T5536] ? __mutex_trylock_common+0x183/0x2e0 [ 64.130141][ T18] ret_from_fork+0x4b/0x80 [ 64.130162][ T18] ret_from_fork_asm+0x1a/0x30 [ 64.134115][ T5536] ? __pfx___might_resched+0x10/0x10 [ 64.140235][ T18] INITIAL USE at: [ 64.140248][ T18] lock_acquire+0x1e4/0x530 [ 64.147182][ T5536] ? __down_common+0x46c/0x7b0 [ 64.154152][ T18] _raw_spin_lock_irqsave+0xd5/0x120 [ 64.159428][ T5536] text_poke_bp_batch+0x265/0xb30 [ 64.167279][ T18] rcutree_prepare_cpu+0x71/0x640 [ 64.167366][ T18] rcu_init+0x9b/0x140 [ 64.174933][ T5536] ? __pfx_text_poke_bp_batch+0x10/0x10 [ 64.180442][ T18] start_kernel+0x1f7/0x500 [ 64.180458][ T18] x86_64_start_reservations+0x2a/0x30 [ 64.180474][ T18] x86_64_start_kernel+0x99/0xa0 [ 64.187745][ T5536] ? __pfx___mutex_lock+0x10/0x10 [ 64.195330][ T18] common_startup_64+0x13e/0x147 [ 64.201252][ T5536] ? arch_jump_label_transform_queue+0x9b/0x100 [ 64.208642][ T18] } [ 64.208651][ T18] ... key at: [] rcu_init_one.rcu_node_class+0x0/0x20 [ 64.208680][ T18] [ 64.208680][ T18] the dependencies between the lock to be acquired [ 64.215764][ T5536] text_poke_finish+0x30/0x50 [ 64.221107][ T18] and HARDIRQ-irq-unsafe lock: [ 64.221141][ T18] -> ( [ 64.228337][ T5536] arch_jump_label_transform_apply+0x1c/0x30 [ 64.234697][ T18] &stab->lock){+...}-{2:2} [ 64.240982][ T5536] static_key_enable_cpuslocked+0x136/0x260 [ 64.246600][ T18] { [ 64.246607][ T18] HARDIRQ-ON-W at: [ 64.246617][ T18] lock_acquire+0x1e4/0x530 [ 64.251622][ T5536] ? __pfx___bpf_trace_contention_end+0x10/0x10 [ 64.257655][ T18] _raw_spin_lock_bh+0x35/0x50 [ 64.257675][ T18] sock_map_delete_elem+0x97/0x140 [ 64.264070][ T5536] static_key_enable+0x1a/0x20 [ 64.270985][ T18] 0xffffffffa000081e [ 64.270999][ T18] bpf_trace_run2+0x204/0x420 [ 64.271014][ T18] trace_contention_end+0xd7/0x100 [ 64.271031][ T18] __mutex_lock+0x2e5/0xd70 [ 64.275000][ T5536] tracepoint_add_func+0x953/0x9e0 [ 64.281126][ T18] futex_exit_release+0x34/0x1f0 [ 64.281150][ T18] exit_mm_release+0x1a/0x30 [ 64.288089][ T5536] ? __pfx___bpf_trace_contention_end+0x10/0x10 [ 64.292798][ T18] exit_mm+0xb0/0x310 [ 64.298702][ T5536] tracepoint_probe_register_prio_may_exist+0x122/0x190 [ 64.304784][ T18] do_exit+0x99e/0x27e0 [ 64.310239][ T5536] ? __pfx_tracepoint_probe_register_prio_may_exist+0x10/0x10 [ 64.316429][ T18] do_group_exit+0x207/0x2c0 [ 64.316450][ T18] __x64_sys_exit_group+0x3f/0x40 [ 64.322313][ T5536] ? __pfx___bpf_trace_contention_end+0x10/0x10 [ 64.328264][ T18] do_syscall_64+0xfb/0x240 [ 64.328285][ T18] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 64.335537][ T5536] ? anon_inode_getfile+0xff/0x180 [ 64.341486][ T18] INITIAL USE at: [ 64.341498][ T18] lock_acquire+0x1e4/0x530 [ 64.349126][ T5536] ? bpf_probe_register+0x117/0x1d0 [ 64.354276][ T18] _raw_spin_lock_bh+0x35/0x50 [ 64.361302][ T5536] bpf_raw_tp_link_attach+0x470/0x6d0 [ 64.367567][ T18] sock_map_delete_elem+0x97/0x140 [ 64.367585][ T18] 0xffffffffa000081e [ 64.372414][ T5536] ? __pfx_bpf_raw_tp_link_attach+0x10/0x10 [ 64.379140][ T18] bpf_trace_run2+0x204/0x420 [ 64.379157][ T18] trace_contention_end+0xd7/0x100 [ 64.385557][ T5536] bpf_raw_tracepoint_open+0x19d/0x210 [ 64.392011][ T18] __mutex_lock+0x2e5/0xd70 [ 64.392033][ T18] futex_exit_release+0x34/0x1f0 [ 64.396784][ T5536] __sys_bpf+0x3c0/0x810 [ 64.403063][ T18] exit_mm_release+0x1a/0x30 [ 64.409292][ T5536] ? __pfx___sys_bpf+0x10/0x10 [ 64.413659][ T18] exit_mm+0xb0/0x310 [ 64.419906][ T5536] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 64.426338][ T18] do_exit+0x99e/0x27e0 [ 64.426357][ T18] do_group_exit+0x207/0x2c0 [ 64.431097][ T5536] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 64.437740][ T18] __x64_sys_exit_group+0x3f/0x40 [ 64.437762][ T18] do_syscall_64+0xfb/0x240 [ 64.443104][ T5536] ? do_syscall_64+0x10a/0x240 [ 64.449484][ T18] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 64.449507][ T18] } [ 64.454414][ T5536] __x64_sys_bpf+0x7c/0x90 [ 64.461063][ T18] ... key at: [] sock_map_alloc.__key+0x0/0x20 [ 64.461084][ T18] ... acquired at: [ 64.461090][ T18] lock_acquire+0x1e4/0x530 [ 64.466360][ T5536] do_syscall_64+0xfb/0x240 [ 64.473156][ T18] _raw_spin_lock_bh+0x35/0x50 [ 64.479429][ T5536] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 64.484619][ T18] sock_map_delete_elem+0x97/0x140 [ 64.490714][ T5536] RIP: 0033:0x7f04ae957eb9 [ 64.497044][ T18] bpf_prog_2c29ac5cdc6b1842+0x42/0x46 [ 64.497062][ T18] bpf_trace_run2+0x204/0x420 [ 64.502410][ T5536] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 b8 ff ff ff f7 d8 64 89 01 48 [ 64.506274][ T18] trace_contention_end+0xf6/0x120 [ 64.506295][ T18] __pv_queued_spin_lock_slowpath+0x939/0xc60 [ 64.512331][ T5536] RSP: 002b:00007ffcc10eed68 EFLAGS: 00000246 [ 64.517072][ T18] queued_spin_lock_slowpath+0x42/0x50 [ 64.517104][ T18] do_raw_spin_lock+0x272/0x370 [ 64.517122][ T18] _raw_spin_lock_irqsave+0xe1/0x120 [ 64.523960][ T5536] ORIG_RAX: 0000000000000141 [ 64.528961][ T18] sync_rcu_exp_done_unlocked+0xe/0x140 [ 64.528982][ T18] rcu_exp_sel_wait_wake+0x628/0x1df0 [ 64.528998][ T18] kthread_worker_fn+0x4bf/0xab0 [ 64.535559][ T5536] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04ae957eb9 [ 64.541162][ T18] kthread+0x2f0/0x390 [ 64.541179][ T18] ret_from_fork+0x4b/0x80 [ 64.541198][ T18] ret_from_fork_asm+0x1a/0x30 [ 64.546736][ T5536] RDX: 0000000000000010 RSI: 0000000020000180 RDI: 0000000000000011 [ 64.552753][ T18] [ 64.552758][ T18] [ 64.552758][ T18] stack backtrace: [ 64.559762][ T5536] RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000006 [ 64.566219][ T18] CPU: 1 PID: 18 Comm: rcu_exp_gp_kthr Not tainted 6.8.0-syzkaller-05236-g443574b03387 #0 [ 64.566237][ T18] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 64.571231][ T5536] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 64.577704][ T18] Call Trace: [ 64.577713][ T18] [ 64.577721][ T18] dump_stack_lvl+0x1e7/0x2e0 [ 64.583935][ T5536] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001 [ 64.586418][ T18] ? __pfx_dump_stack_lvl+0x10/0x10 [ 64.586440][ T18] ? __pfx__printk+0x10/0x10 [ 64.595258][ T5536] [ 64.603893][ T18] ? print_shortest_lock_dependencies+0xf2/0x160 [ 64.603920][ T18] validate_chain+0x4dc7/0x58e0 [ 64.608591][ T5536] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 64.613406][ T18] ? __pfx_validate_chain+0x10/0x10 [ 64.613429][ T18] ? __pfx_validate_chain+0x10/0x10 [ 64.613450][ T18] ? register_lock_class+0x102/0x980 [ 64.613466][ T18] ? __pfx_register_lock_class+0x10/0x10 [ 64.613480][ T18] ? __lock_acquire+0x1346/0x1fd0 [ 64.613495][ T18] ? mark_lock+0x9a/0x350 [ 64.613512][ T18] __lock_acquire+0x1346/0x1fd0 [ 64.613533][ T18] lock_acquire+0x1e4/0x530 [ 64.613547][ T18] ? sock_map_delete_elem+0x97/0x140 [ 64.613562][ T18] ? __pfx_lockdep_softirqs_off+0x10/0x10 [ 64.613578][ T18] ? __pfx_lock_acquire+0x10/0x10 [ 64.613594][ T18] ? sock_map_delete_elem+0x97/0x140 [ 64.613608][ T18] ? __pfx___local_bh_disable_ip+0x10/0x10 [ 64.613631][ T18] ? __pfx___cant_migrate+0x10/0x10 [ 64.613646][ T18] ? sock_map_delete_elem+0x97/0x140 [ 64.613661][ T18] _raw_spin_lock_bh+0x35/0x50 [ 64.613678][ T18] ? sock_map_delete_elem+0x97/0x140 [ 64.613691][ T18] sock_map_delete_elem+0x97/0x140 [ 64.613707][ T18] bpf_prog_2c29ac5cdc6b1842+0x42/0x46 [ 64.613723][ T18] bpf_trace_run2+0x204/0x420 [ 64.613740][ T18] ? bpf_trace_run2+0x114/0x420 [ 64.613754][ T18] ? __pfx_bpf_trace_run2+0x10/0x10 [ 64.613771][ T18] ? trace_contention_end+0x57/0x120 [ 64.613791][ T18] trace_contention_end+0xf6/0x120 [ 64.613810][ T18] __pv_queued_spin_lock_slowpath+0x939/0xc60 [ 64.613834][ T18] ? __pfx___pv_queued_spin_lock_slowpath+0x10/0x10 [ 64.613857][ T18] queued_spin_lock_slowpath+0x42/0x50 [ 64.613877][ T18] do_raw_spin_lock+0x272/0x370 [ 64.613898][ T18] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 64.613921][ T18] _raw_spin_lock_irqsave+0xe1/0x120 [ 64.613937][ T18] ? __pfx__raw_spin_lock_irqsave+0x10/0x10 [ 64.613953][ T18] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 64.613969][ T18] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 64.613988][ T18] sync_rcu_exp_done_unlocked+0xe/0x140 [ 64.614005][ T18] rcu_exp_sel_wait_wake+0x628/0x1df0 [ 64.614030][ T18] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 64.614045][ T18] ? __pfx_rcu_exp_sel_wait_wake+0x10/0x10 [ 64.614063][ T18] ? _raw_spin_lock_irq+0xdf/0x120 [ 64.614084][ T18] kthread_worker_fn+0x4bf/0xab0 [ 64.614101][ T18] ? kthread_worker_fn+0xdc/0xab0 [ 64.614118][ T18] ? __pfx_wait_rcu_exp_gp+0x10/0x10 [ 64.614133][ T18] ? __pfx_kthread_worker_fn+0x10/0x10 [ 64.614149][ T18] kthread+0x2f0/0x390 [ 64.614165][ T18] ? __pfx_kthread_worker_fn+0x10/0x10 [ 64.614180][ T18] ? __pfx_kthread+0x10/0x10 [ 64.614196][ T18] ret_from_fork+0x4b/0x80 [ 64.614215][ T18] ? __pfx_kthread+0x10/0x10 [ 64.614231][ T18] ret_from_fork_asm+0x1a/0x30 [ 64.614256][ T18] [ 64.614262][ T5536] CPU: 0 PID: 5536 Comm: syz-executor267 Not tainted 6.8.0-syzkaller-05236-g443574b03387 #0 [ 65.446624][ T5536] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 65.456661][ T5536] Call Trace: [ 65.459946][ T5536] [ 65.462860][ T5536] dump_stack_lvl+0x1e7/0x2e0 [ 65.467522][ T5536] ? __pfx_dump_stack_lvl+0x10/0x10 [ 65.472698][ T5536] ? __pfx__printk+0x10/0x10 [ 65.477286][ T5536] ? _printk+0xd5/0x120 [ 65.481456][ T5536] ? vscnprintf+0x5d/0x90 [ 65.485768][ T5536] panic+0x349/0x860 [ 65.489642][ T5536] ? __warn+0x172/0x4b0 [ 65.493778][ T5536] ? __pfx_panic+0x10/0x10 [ 65.498174][ T5536] ? show_trace_log_lvl+0x4e6/0x520 [ 65.503363][ T5536] __warn+0x31e/0x4b0 [ 65.507337][ T5536] ? warn_bogus_irq_restore+0x29/0x40 [ 65.512689][ T5536] report_bug+0x2b3/0x500 [ 65.517001][ T5536] ? warn_bogus_irq_restore+0x29/0x40 [ 65.522351][ T5536] handle_bug+0x3e/0x70 [ 65.526488][ T5536] exc_invalid_op+0x1a/0x50 [ 65.530970][ T5536] asm_exc_invalid_op+0x1a/0x20 [ 65.535801][ T5536] RIP: 0010:warn_bogus_irq_restore+0x29/0x40 [ 65.541759][ T5536] Code: 90 f3 0f 1e fa 90 80 3d de 59 01 04 00 74 06 90 c3 cc cc cc cc c6 05 cf 59 01 04 01 90 48 c7 c7 20 ba aa 8b e8 f8 d5 e7 f5 90 <0f> 0b 90 90 90 c3 cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 0f 1f [ 65.561339][ T5536] RSP: 0018:ffffc9000a2bf1b8 EFLAGS: 00010246 [ 65.567387][ T5536] RAX: 16850220bda66800 RBX: 1ffff92001457e44 RCX: ffff888024e65a00 [ 65.575336][ T5536] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 65.583286][ T5536] RBP: ffffc9000a2bf308 R08: ffffffff8157cc12 R09: 1ffff110172851a2 [ 65.591327][ T5536] R10: dffffc0000000000 R11: ffffed10172851a3 R12: 1ffff92001457e40 [ 65.599276][ T5536] R13: dffffc0000000000 R14: ffffc9000a2bf220 R15: 0000000000000046 [ 65.607227][ T5536] ? __warn_printk+0x292/0x360 [ 65.611974][ T5536] ? warn_bogus_irq_restore+0x28/0x40 [ 65.617323][ T5536] lock_acquire+0x3db/0x530 [ 65.621805][ T5536] ? __pfx_lock_acquire+0x10/0x10 [ 65.626827][ T5536] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 65.633134][ T5536] ? irqentry_exit+0x63/0x90 [ 65.637703][ T5536] ? lockdep_hardirqs_on+0x99/0x150 [ 65.642878][ T5536] _raw_spin_lock_irqsave+0xd5/0x120 [ 65.648141][ T5536] ? rcu_report_exp_cpu_mult+0x27/0x2f0 [ 65.653664][ T5536] ? __pfx__raw_spin_lock_irqsave+0x10/0x10 [ 65.659535][ T5536] rcu_report_exp_cpu_mult+0x27/0x2f0 [ 65.664888][ T5536] rcu_preempt_deferred_qs_irqrestore+0x22e/0xc70 [ 65.671300][ T5536] ? __pfx_lock_acquire+0x10/0x10 [ 65.676302][ T5536] ? __pfx_rcu_preempt_deferred_qs_irqrestore+0x10/0x10 [ 65.683223][ T5536] ? rcu_is_watching+0x15/0xb0 [ 65.687965][ T5536] rcu_read_unlock_special+0x470/0x550 [ 65.693407][ T5536] ? __pfx_rcu_read_unlock_special+0x10/0x10 [ 65.699369][ T5536] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 65.705329][ T5536] ? do_raw_spin_unlock+0x13c/0x8b0 [ 65.710508][ T5536] __rcu_read_unlock+0xa1/0x110 [ 65.715337][ T5536] ? __down_common+0x46c/0x7b0 [ 65.720082][ T5536] __text_poke+0xaf1/0xd30 [ 65.724476][ T5536] ? __down_common+0x46c/0x7b0 [ 65.729220][ T5536] ? __pfx_text_poke_memcpy+0x10/0x10 [ 65.734571][ T5536] ? __pfx___text_poke+0x10/0x10 [ 65.739487][ T5536] ? __pfx___might_resched+0x10/0x10 [ 65.744752][ T5536] ? __mutex_trylock_common+0x183/0x2e0 [ 65.750278][ T5536] ? __pfx___might_resched+0x10/0x10 [ 65.755544][ T5536] ? __down_common+0x46c/0x7b0 [ 65.760288][ T5536] text_poke_bp_batch+0x265/0xb30 [ 65.765295][ T5536] ? __pfx_text_poke_bp_batch+0x10/0x10 [ 65.770817][ T5536] ? __pfx___mutex_lock+0x10/0x10 [ 65.775822][ T5536] ? arch_jump_label_transform_queue+0x9b/0x100 [ 65.782046][ T5536] text_poke_finish+0x30/0x50 [ 65.786705][ T5536] arch_jump_label_transform_apply+0x1c/0x30 [ 65.792662][ T5536] static_key_enable_cpuslocked+0x136/0x260 [ 65.798533][ T5536] ? __pfx___bpf_trace_contention_end+0x10/0x10 [ 65.804754][ T5536] static_key_enable+0x1a/0x20 [ 65.809492][ T5536] tracepoint_add_func+0x953/0x9e0 [ 65.814585][ T5536] ? __pfx___bpf_trace_contention_end+0x10/0x10 [ 65.820807][ T5536] tracepoint_probe_register_prio_may_exist+0x122/0x190 [ 65.827725][ T5536] ? __pfx_tracepoint_probe_register_prio_may_exist+0x10/0x10 [ 65.835161][ T5536] ? __pfx___bpf_trace_contention_end+0x10/0x10 [ 65.841377][ T5536] ? anon_inode_getfile+0xff/0x180 [ 65.846466][ T5536] ? bpf_probe_register+0x117/0x1d0 [ 65.851645][ T5536] bpf_raw_tp_link_attach+0x470/0x6d0 [ 65.857030][ T5536] ? __pfx_bpf_raw_tp_link_attach+0x10/0x10 [ 65.862906][ T5536] bpf_raw_tracepoint_open+0x19d/0x210 [ 65.868341][ T5536] __sys_bpf+0x3c0/0x810 [ 65.872562][ T5536] ? __pfx___sys_bpf+0x10/0x10 [ 65.877303][ T5536] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 65.883260][ T5536] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 65.889563][ T5536] ? do_syscall_64+0x10a/0x240 [ 65.894306][ T5536] __x64_sys_bpf+0x7c/0x90 [ 65.898700][ T5536] do_syscall_64+0xfb/0x240 [ 65.903182][ T5536] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 65.909057][ T5536] RIP: 0033:0x7f04ae957eb9 [ 65.913449][ T5536] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 b8 ff ff ff f7 d8 64 89 01 48 [ 65.933035][ T5536] RSP: 002b:00007ffcc10eed68 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 65.941426][ T5536] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04ae957eb9 [ 65.949374][ T5536] RDX: 0000000000000010 RSI: 0000000020000180 RDI: 0000000000000011 [ 65.957322][ T5536] RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000006 [ 65.965269][ T5536] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 65.973218][ T5536] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001 [ 65.981168][ T5536] [ 67.048756][ T5536] Shutting down cpus with NMI [ 67.053589][ T5536] Kernel Offset: disabled [ 67.057902][ T5536] Rebooting in 86400 seconds..