Warning: Permanently added '10.128.0.140' (ED25519) to the list of known hosts.
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[ 81.761670][ T2857] cfg80211: failed to load regulatory.db
[ 184.809186][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 184.816338][ C1] rcu: 0-....: (0 ticks this GP) idle=ef5/1/0x4000000000000002 softirq=5084/5084 fqs=1936
[ 184.826911][ C1] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P4219
[ 184.834314][ C1] (detected by 1, t=10506 jiffies, g=5165, q=268847)
[ 184.841094][ C1] Sending NMI from CPU 1 to CPUs 0:
[ 184.846327][ C0] NMI backtrace for cpu 0
[ 184.846336][ C0] CPU: 0 PID: 4219 Comm: syz-executor349 Not tainted syzkaller #0
[ 184.846352][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 184.846359][ C0] RIP: 0010:perf_trace_buf_alloc+0x62/0x300
[ 184.846393][ C0] Code: 00 e8 42 26 f8 ff 31 c0 e9 b2 01 00 00 49 bd 00 00 00 00 00 fc ff df e8 5c 7c 17 00 89 c5 4c 89 f8 48 c1 e8 03 42 0f b6 04 28 <84> c0 0f 85 c1 01 00 00 41 89 2f 31 ff 89 ee e8 6a 29 f8 ff 85 ed
[ 184.846405][ C0] RSP: 0018:ffffc90002f4f980 EFLAGS: 00000806
[ 184.846418][ C0] RAX: 0000000000000004 RBX: 0000000000000014 RCX: ffff888078899dc0
[ 184.846428][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 184.846437][ C0] RBP: 0000000000000000 R08: ffff8880b903b30b R09: 1ffff11017207661
[ 184.846447][ C0] R10: dffffc0000000000 R11: ffffed1017207662 R12: ffffe8ffffc349f8
[ 184.846457][ C0] R13: dffffc0000000000 R14: ffffc90002f4fa00 R15: ffffc90002f4fa20
[ 184.846468][ C0] FS: 0000000000000000(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
[ 184.846480][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 184.846490][ C0] CR2: 00007f74dcd8f3e0 CR3: 000000001ebf4000 CR4: 00000000003506f0
[ 184.846505][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 184.846513][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 184.846522][ C0] Call Trace:
[ 184.846529][ C0]
[ 184.846534][ C0] ? perf_trace_preemptirq_template+0x164/0x360
[ 184.846553][ C0] perf_trace_preemptirq_template+0x180/0x360
[ 184.846568][ C0] ? asm_sysvec_irq_work+0x16/0x20
[ 184.846590][ C0] ? trace_event_raw_event_preemptirq_template+0x290/0x290
[ 184.846605][ C0] ? lockdep_hardirqs_on_prepare+0x409/0x770
[ 184.846623][ C0] ? lock_chain_count+0x20/0x20
[ 184.846639][ C0] ? asm_sysvec_irq_work+0x16/0x20
[ 184.846653][ C0] trace_irq_enable_rcuidle+0x108/0x180
[ 184.846669][ C0] trace_hardirqs_on+0x57/0x80
[ 184.846683][ C0] asm_sysvec_irq_work+0x16/0x20
[ 184.846696][ C0] RIP: 0010:rcu_read_unlock_special+0x7f/0x4a0
[ 184.846712][ C0] Code: eb 03 48 b8 f1 f1 f1 f1 f8 f2 f2 f2 4a 89 04 2b 42 c7 44 2b 08 f8 f3 f3 f3 65 44 8b 35 32 e1 9c 7e 41 f7 c6 00 00 f0 00 74 40 <48> c7 44 24 20 0e 36 e0 45 4a c7 04 2b 00 00 00 00 42 c7 44 2b 08
[ 184.846722][ C0] RSP: 0018:ffffc90002f4fb80 EFLAGS: 00000206
[ 184.846733][ C0] RAX: 65bb2ad6438f7700 RBX: 1ffff920005e9f74 RCX: 65bb2ad6438f7700
[ 184.846743][ C0] RDX: dffffc0000000000 RSI: ffffffff8a2b2800 RDI: ffffffff8a79fe00
[ 184.846753][ C0] RBP: ffffc90002f4fc58 R08: ffffffff901d50cf R09: 1ffffffff203aa19
[ 184.846764][ C0] R10: dffffc0000000000 R11: fffffbfff203aa1a R12: 0000000000000000
[ 184.846773][ C0] R13: dffffc0000000000 R14: 0000000000000246 R15: ffffffff8c323060
[ 184.846790][ C0] ? do_raw_spin_lock+0x128/0x2f0
[ 184.846804][ C0] ? __rcu_read_unlock+0xd0/0xd0
[ 184.846817][ C0] ? __rwlock_init+0x140/0x140
[ 184.846830][ C0] ? read_lock_is_recursive+0x10/0x10
[ 184.846849][ C0] __rcu_read_unlock+0x78/0xd0
[ 184.846863][ C0] rcu_read_unlock+0x85/0x90
[ 184.846885][ C0] dput+0xc0/0x1a0
[ 184.846897][ C0] __fput+0x5ee/0x930
[ 184.846916][ C0] task_work_run+0x125/0x1a0
[ 184.846933][ C0] do_exit+0x626/0x20c0
[ 184.846946][ C0] ? perf_trace_preemptirq_template+0x2aa/0x360
[ 184.846962][ C0] ? put_task_struct+0x80/0x80
[ 184.846974][ C0] ? rcu_nmi_exit+0x6f/0xf0
[ 184.846994][ C0] ? lock_chain_count+0x20/0x20
[ 184.847010][ C0] do_group_exit+0x12e/0x300
[ 184.847026][ C0] __x64_sys_exit_group+0x3b/0x40
[ 184.847038][ C0] do_syscall_64+0x4c/0xa0
[ 184.847051][ C0] ? clear_bhb_loop+0x30/0x80
[ 184.847064][ C0] ? clear_bhb_loop+0x30/0x80
[ 184.847079][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 184.847093][ C0] RIP: 0033:0x7f74dcceed05
[ 184.847104][ C0] Code: Unable to access opcode bytes at RIP 0x7f74dcceecdb.
[ 184.847110][ C0] RSP: 002b:00007ffe7a2f4a58 EFLAGS: 00000206 ORIG_RAX: 00000000000000e7
[ 184.847124][ C0] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f74dcceed05
[ 184.847134][ C0] RDX: 00000000000000e7 RSI: ffffffffffffffd8 RDI: 0000000000000000
[ 184.847143][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000009
[ 184.847151][ C0] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
[ 184.847159][ C0] R13: 00007f74dcd88100 R14: 00007f74dcd8a3a8 R15: 00007f74dcd8a3c0
[ 184.847175][ C0]
[ 184.847322][ C1] task:syz-executor349 state:R running task stack:26832 pid: 4219 ppid: 4204 flags:0x0000400a
[ 185.285117][ C1] Call Trace:
[ 185.288408][ C1]
[ 185.291385][ C1] ? perf_trace_run_bpf_submit+0xf3/0x1c0
[ 185.297151][ C1] ? perf_trace_preemptirq_template+0x2aa/0x360
[ 185.303439][ C1] ? asm_sysvec_irq_work+0x16/0x20
[ 185.308590][ C1] ? rcu_irq_exit_check_preempt+0x200/0x200
[ 185.314517][ C1] ? lockdep_hardirqs_on_prepare+0x409/0x770
[ 185.320519][ C1] ? lock_chain_count+0x20/0x20
[ 185.325475][ C1] ? asm_sysvec_irq_work+0x16/0x20
[ 185.330602][ C1] ? asm_sysvec_irq_work+0x16/0x20
[ 185.335727][ C1] ? sysvec_irq_work+0x7d/0xc0
[ 185.340631][ C1] ? trace_hardirqs_on+0x57/0x80
[ 185.345581][ C1] ? asm_sysvec_irq_work+0x16/0x20
[ 185.350721][ C1] ? rcu_read_unlock_special+0x7f/0x4a0
[ 185.356287][ C1] ? do_raw_spin_lock+0x128/0x2f0
[ 185.361330][ C1] ? __rcu_read_unlock+0xd0/0xd0
[ 185.366283][ C1] ? __rwlock_init+0x140/0x140
[ 185.371066][ C1] ? read_lock_is_recursive+0x10/0x10
[ 185.376557][ C1] ? __rcu_read_unlock+0x78/0xd0
[ 185.381616][ C1] ? rcu_read_unlock+0x85/0x90
[ 185.386408][ C1] ? dput+0xc0/0x1a0
[ 185.390342][ C1] ? __fput+0x5ee/0x930
[ 185.394538][ C1] ? task_work_run+0x125/0x1a0
[ 185.399337][ C1] ? do_exit+0x626/0x20c0
[ 185.403688][ C1] ? perf_trace_preemptirq_template+0x2aa/0x360
[ 185.409946][ C1] ? put_task_struct+0x80/0x80
[ 185.414720][ C1] ? rcu_nmi_exit+0x6f/0xf0
[ 185.419254][ C1] ? lock_chain_count+0x20/0x20
[ 185.424137][ C1] ? do_group_exit+0x12e/0x300
[ 185.428946][ C1] ? __x64_sys_exit_group+0x3b/0x40
[ 185.434180][ C1] ? do_syscall_64+0x4c/0xa0
[ 185.438791][ C1] ? clear_bhb_loop+0x30/0x80
[ 185.443482][ C1] ? clear_bhb_loop+0x30/0x80
[ 185.448180][ C1] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 185.454292][ C1]
[ 189.289284][ T4220] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { P4219 } 10954 jiffies s: 501 root: 0x0/T
[ 189.311150][ T4220] rcu: blocking rcu_node structures (internal RCU debug):