[ 91.909325][ T24] cfg80211: failed to load regulatory.db
Warning: Permanently added '10.128.1.130' (ED25519) to the list of known hosts.
executing program
[ 92.582801][ T5638] FAULT_INJECTION: forcing a failure.
[ 92.582801][ T5638] name failslab, interval 1, probability 0, space 0, times 1
[ 92.596267][ T5638] CPU: 0 UID: 0 PID: 5638 Comm: syz-executor636 Not tainted syzkaller #0 PREEMPT(full)
[ 92.596288][ T5638] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 92.596301][ T5638] Call Trace:
[ 92.596307][ T5638]
[ 92.596312][ T5638] dump_stack_lvl+0x100/0x190
[ 92.596347][ T5638] should_fail_ex.cold+0x5/0xa
[ 92.596366][ T5638] should_failslab+0xc2/0x120
[ 92.596383][ T5638] kmem_cache_alloc_node_noprof+0x81/0x6f0
[ 92.596407][ T5638] ? __alloc_skb+0x140/0x710
[ 92.596429][ T5638] __alloc_skb+0x140/0x710
[ 92.596445][ T5638] ? __pfx___alloc_skb+0x10/0x10
[ 92.596466][ T5638] tipc_buf_acquire+0x26/0xe0
[ 92.596489][ T5638] tipc_msg_create+0x39/0x1d0
[ 92.596511][ T5638] tipc_sk_build_ack+0x155/0x3a0
[ 92.596528][ T5638] tipc_sk_filter_rcv+0x1e76/0x3230
[ 92.596554][ T5638] ? __pfx_tipc_sk_filter_rcv+0x10/0x10
[ 92.596573][ T5638] ? tipc_sk_lookup+0x474/0xa00
[ 92.596604][ T5638] tipc_sk_rcv+0xea5/0x1c90
[ 92.596628][ T5638] ? __pfx_tipc_sk_rcv+0x10/0x10
[ 92.596651][ T5638] ? find_held_lock+0x2b/0x80
[ 92.596676][ T5638] ? find_held_lock+0x2b/0x80
[ 92.596694][ T5638] ? tipc_node_xmit+0x1f6/0xfb0
[ 92.596715][ T5638] ? lockdep_init_map_type+0x5c/0x250
[ 92.596732][ T5638] tipc_node_xmit+0x23e/0xfb0
[ 92.596753][ T5638] ? __pfx__copy_from_iter+0x10/0x10
[ 92.596771][ T5638] ? __alloc_skb+0x4e9/0x710
[ 92.596788][ T5638] ? __pfx_tipc_node_xmit+0x10/0x10
[ 92.596819][ T5638] ? tipc_msg_append+0x547/0x670
[ 92.596842][ T5638] ? __tipc_sendstream+0x7f2/0x10f0
[ 92.596860][ T5638] __tipc_sendstream+0x7f2/0x10f0
[ 92.596886][ T5638] ? __pfx___tipc_sendstream+0x10/0x10
[ 92.596905][ T5638] ? do_raw_spin_lock+0x128/0x260
[ 92.596922][ T5638] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 92.596938][ T5638] ? __pfx_woken_wake_function+0x10/0x10
[ 92.596965][ T5638] ? __local_bh_enable_ip+0x9e/0x120
[ 92.596986][ T5638] tipc_sendstream+0x4f/0x70
[ 92.597005][ T5638] ____sys_sendmsg+0x9e1/0xb70
[ 92.597026][ T5638] ? __pfx_tipc_sendstream+0x10/0x10
[ 92.597046][ T5638] ? __pfx_____sys_sendmsg+0x10/0x10
[ 92.597070][ T5638] ? rcu_is_watching+0x12/0xc0
[ 92.597087][ T5638] ? ___sys_sendmsg+0x19d/0x1e0
[ 92.597107][ T5638] ? kfree+0x1dd/0x6c0
[ 92.597129][ T5638] ___sys_sendmsg+0x190/0x1e0
[ 92.597152][ T5638] ? __pfx____sys_sendmsg+0x10/0x10
[ 92.597190][ T5638] ? __pfx___might_resched+0x10/0x10
[ 92.597211][ T5638] __sys_sendmmsg+0x205/0x430
[ 92.597231][ T5638] ? __pfx___sys_sendmmsg+0x10/0x10
[ 92.597253][ T5638] ? __pfx_do_sys_openat2+0x10/0x10
[ 92.597285][ T5638] ? ksys_write+0x1ac/0x250
[ 92.597301][ T5638] ? __pfx_ksys_write+0x10/0x10
[ 92.597316][ T5638] ? exit_to_user_mode_loop+0xe2/0x4f0
[ 92.597333][ T5638] __x64_sys_sendmmsg+0x9c/0x100
[ 92.597350][ T5638] ? lockdep_hardirqs_on+0x78/0x100
[ 92.597373][ T5638] do_syscall_64+0x10b/0xf80
[ 92.597395][ T5638] ? clear_bhb_loop+0x40/0x90
[ 92.597420][ T5638] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 92.597435][ T5638] RIP: 0033:0x7f2221e55989
[ 92.597452][ T5638] Code: c0 79 93 eb d5 48 8d 7c 1d 00 eb 99 0f 1f 44 00 00 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 d8 ff ff ff f7 d8 64 89 01 48
[ 92.597466][ T5638] RSP: 002b:00007ffda7141fa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133
[ 92.597482][ T5638] RAX: ffffffffffffffda RBX: 00007ffda7141fc0 RCX: 00007f2221e55989
[ 92.597491][ T5638] RDX: 00000000000009a6 RSI: 0000000000000000 RDI: 0000000000000004
[ 92.597499][ T5638] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000009
[ 92.597508][ T5638] R10: 000000000000000a R11: 0000000000000246 R12: 00007ffda7142128
[ 92.597516][ T5638] R13: 431bde82d7b634db R14: 00007f2221ee1c00 R15: 0000000000000002
[ 92.597534][ T5638]
[ 197.594536][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 197.601204][ C0] rcu: 0-....: (1 GPs behind) idle=855c/1/0x4000000000000000 softirq=12887/12888 fqs=5218
[ 197.612252][ C0] rcu: hardirqs softirqs csw/system
[ 197.618648][ C0] rcu: number: 5260 0 0
[ 197.625160][ C0] rcu: cputime: 194 0 52174 ==> 52490(ms)
[ 197.634105][ C0] rcu: (t=10500 jiffies g=12709 q=1970 ncpus=2)
[ 197.640468][ C0] CPU: 0 UID: 0 PID: 5638 Comm: syz-executor636 Not tainted syzkaller #0 PREEMPT(full)
[ 197.640489][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 197.640498][ C0] RIP: 0010:__rcu_read_unlock+0x8b/0x5e0
[ 197.640533][ C0] Code: 48 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 da 01 00 00 8b 83 c8 04 00 00 85 c0 75 51 <48> 8d bb c4 04 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1
[ 197.640548][ C0] RSP: 0018:ffffc90003a9ea20 EFLAGS: 00000246
[ 197.640560][ C0] RAX: 0000000000000016 RBX: ffff888035d79ec0 RCX: 0000000000000004
[ 197.640568][ C0] RDX: 0000000000000000 RSI: ffffffff8df1f2e9 RDI: ffffffff8c1c4180
[ 197.640576][ C0] RBP: ffff8880b843c3c0 R08: 0000000000000001 R09: 0000000000000000
[ 197.640584][ C0] R10: 0000000000000001 R11: 0000000000000000 R12: ffffffff8e7f0801
[ 197.640591][ C0] R13: 0000000000000200 R14: 0000000000000000 R15: 0000000000000001
[ 197.640599][ C0] FS: 000055556760d400(0000) GS:ffff888124374000(0000) knlGS:0000000000000000
[ 197.640612][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 197.640620][ C0] CR2: 000000000000f000 CR3: 00000000722da000 CR4: 00000000003526f0
[ 197.640628][ C0] Call Trace:
[ 197.640634][ C0]
[ 197.640643][ C0] tipc_sk_lookup+0x47e/0xa00
[ 197.640666][ C0] ? do_raw_spin_lock+0x128/0x260
[ 197.640682][ C0] ? __pfx_tipc_sk_lookup+0x10/0x10
[ 197.640697][ C0] ? mark_held_locks+0x40/0x70
[ 197.640710][ C0] ? __local_bh_enable_ip+0x9e/0x120
[ 197.640729][ C0] tipc_sk_rcv+0x2ee/0x1c90
[ 197.640749][ C0] ? mark_held_locks+0x40/0x70
[ 197.640763][ C0] ? __pfx_tipc_sk_rcv+0x10/0x10
[ 197.640784][ C0] ? kfree_skbmem+0x15d/0x210
[ 197.640810][ C0] ? find_held_lock+0x2b/0x80
[ 197.640827][ C0] ? tipc_node_xmit+0x1f6/0xfb0
[ 197.640846][ C0] ? lockdep_init_map_type+0x5c/0x250
[ 197.640863][ C0] tipc_node_xmit+0x23e/0xfb0
[ 197.640885][ C0] ? __pfx_tipc_node_xmit+0x10/0x10
[ 197.640910][ C0] ? kfree_skbmem+0x15d/0x210
[ 197.640931][ C0] ? tipc_node_distr_xmit+0x177/0x3c0
[ 197.640954][ C0] tipc_node_distr_xmit+0x177/0x3c0
[ 197.640977][ C0] ? __pfx_tipc_node_distr_xmit+0x10/0x10
[ 197.641003][ C0] ? mark_held_locks+0x40/0x70
[ 197.641019][ C0] tipc_sk_rcv+0xaab/0x1c90
[ 197.641041][ C0] ? __pfx_tipc_sk_rcv+0x10/0x10
[ 197.641060][ C0] ? __lock_acquire+0x4a5/0x2630
[ 197.641081][ C0] ? find_held_lock+0x2b/0x80
[ 197.641096][ C0] ? tipc_node_xmit+0x1f6/0xfb0
[ 197.641115][ C0] ? lockdep_init_map_type+0x5c/0x250
[ 197.641131][ C0] tipc_node_xmit+0x23e/0xfb0
[ 197.641149][ C0] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 197.641168][ C0] ? is_bpf_text_address+0x94/0x1a0
[ 197.641187][ C0] ? __pfx_tipc_node_xmit+0x10/0x10
[ 197.641217][ C0] ? tipc_sk_push_backlog+0x318/0xa00
[ 197.641229][ C0] tipc_sk_push_backlog+0x318/0xa00
[ 197.641246][ C0] tipc_sk_filter_rcv+0x960/0x3230
[ 197.641270][ C0] ? __pfx_tipc_sk_filter_rcv+0x10/0x10
[ 197.641286][ C0] ? tipc_sk_lookup+0x474/0xa00
[ 197.641316][ C0] tipc_sk_rcv+0xea5/0x1c90
[ 197.641339][ C0] ? __pfx_tipc_sk_rcv+0x10/0x10
[ 197.641358][ C0] ? _copy_from_iter+0x270/0x1690
[ 197.641380][ C0] ? find_held_lock+0x2b/0x80
[ 197.641396][ C0] ? tipc_node_xmit+0x1f6/0xfb0
[ 197.641414][ C0] ? lockdep_init_map_type+0x5c/0x250
[ 197.641431][ C0] tipc_node_xmit+0x23e/0xfb0
[ 197.641448][ C0] ? tipc_msg_build+0x32b/0x1100
[ 197.641468][ C0] ? __pfx_tipc_node_xmit+0x10/0x10
[ 197.641498][ C0] ? __tipc_sendstream+0x7f2/0x10f0
[ 197.641514][ C0] __tipc_sendstream+0x7f2/0x10f0
[ 197.641538][ C0] ? __pfx___tipc_sendstream+0x10/0x10
[ 197.641555][ C0] ? do_raw_spin_lock+0x128/0x260
[ 197.641570][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 197.641585][ C0] ? __pfx_woken_wake_function+0x10/0x10
[ 197.641604][ C0] ? __local_bh_enable_ip+0x9e/0x120
[ 197.641623][ C0] tipc_sendstream+0x4f/0x70
[ 197.641640][ C0] ____sys_sendmsg+0x9e1/0xb70
[ 197.641658][ C0] ? __pfx_tipc_sendstream+0x10/0x10
[ 197.641676][ C0] ? __pfx_____sys_sendmsg+0x10/0x10
[ 197.641698][ C0] ? rcu_is_watching+0x12/0xc0
[ 197.641712][ C0] ? look_up_lock_class+0x55/0x120
[ 197.641731][ C0] ? ___sys_sendmsg+0x19d/0x1e0
[ 197.641750][ C0] ? register_lock_class+0x40/0x560
[ 197.641765][ C0] ___sys_sendmsg+0x190/0x1e0
[ 197.641786][ C0] ? __pfx____sys_sendmsg+0x10/0x10
[ 197.641813][ C0] ? do_raw_spin_lock+0x128/0x260
[ 197.641835][ C0] ? sk_setsockopt+0x46b/0x5c40
[ 197.641850][ C0] ? __local_bh_enable_ip+0x9e/0x120
[ 197.641867][ C0] ? sk_setsockopt+0x4a5/0x5c40
[ 197.641886][ C0] __sys_sendmmsg+0x205/0x430
[ 197.641905][ C0] ? __pfx___sys_sendmmsg+0x10/0x10
[ 197.641927][ C0] ? do_sock_setsockopt+0x101/0x1d0
[ 197.641957][ C0] ? __sys_setsockopt+0x119/0x190
[ 197.641970][ C0] ? __sys_setsockopt+0x139/0x190
[ 197.641988][ C0] __x64_sys_sendmmsg+0x9c/0x100
[ 197.642004][ C0] ? lockdep_hardirqs_on+0x78/0x100
[ 197.642023][ C0] do_syscall_64+0x10b/0xf80
[ 197.642042][ C0] ? clear_bhb_loop+0x40/0x90
[ 197.642058][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 197.642072][ C0] RIP: 0033:0x7f2221e55989
[ 197.642088][ C0] Code: c0 79 93 eb d5 48 8d 7c 1d 00 eb 99 0f 1f 44 00 00 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 d8 ff ff ff f7 d8 64 89 01 48
[ 197.642100][ C0] RSP: 002b:00007ffda7141fa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133
[ 197.642111][ C0] RAX: ffffffffffffffda RBX: 00007ffda7141fc0 RCX: 00007f2221e55989
[ 197.642121][ C0] RDX: 00000000000009a6 RSI: 0000000000000000 RDI: 0000000000000003
[ 197.642133][ C0] RBP: 0000000000000002 R08: 0000000000000009 R09: 0000000000000009
[ 197.642142][ C0] R10: 0000000000000a00 R11: 0000000000000246 R12: 00007ffda7142128
[ 197.642149][ C0] R13: 431bde82d7b634db R14: 00007f2221ee1c00 R15: 0000000000000002
[ 197.642167][ C0]