Warning: Permanently added '10.128.0.122' (ED25519) to the list of known hosts.
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[ 181.857261][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 181.864438][ C1] rcu: 0-....: (1 GPs behind) idle=613/1/0x4000000000000002 softirq=5464/5465 fqs=2100
[ 181.874800][ C1] (detected by 1, t=10506 jiffies, g=5561, q=162)
[ 181.881328][ C1] Sending NMI from CPU 1 to CPUs 0:
[ 181.886558][ C0] NMI backtrace for cpu 0
[ 181.886601][ C0] CPU: 0 PID: 4198 Comm: syz-executor408 Not tainted syzkaller #0
[ 181.886618][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 181.886637][ C0] RIP: 0010:perf_swevent_event+0x26/0x530
[ 181.886674][ C0] Code: 0f 1f 40 00 55 41 57 41 56 41 55 41 54 53 48 83 ec 20 48 89 cd 49 89 d6 49 89 f4 49 89 ff e8 e1 de e0 ff 4d 01 a7 b0 00 00 00 <48> 85 ed 0f 84 8a 00 00 00 48 b9 00 00 00 00 00 fc ff df 49 8d 9f
[ 181.886687][ C0] RSP: 0018:ffffc90002eff228 EFLAGS: 00000006
[ 181.886701][ C0] RAX: ffffffff8196ed2f RBX: 1ffff11017206a35 RCX: ffff88807c4d9dc0
[ 181.886714][ C0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffff8880744335b8
[ 181.886724][ C0] RBP: ffff8880b9035120 R08: dffffc0000000000 R09: fffffbfff1ad33a6
[ 181.886736][ C0] R10: fffffbfff1ad33a6 R11: 1ffffffff1ad33a5 R12: 0000000000000001
[ 181.886747][ C0] R13: ffff8880744335b8 R14: ffffc90002eff300 R15: ffff8880744335b8
[ 181.886760][ C0] FS: 0000000000000000(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
[ 181.886773][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 181.886784][ C0] CR2: 00007f4a3851c9b8 CR3: 000000001fa10000 CR4: 00000000003506f0
[ 181.886806][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 181.886815][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 181.886824][ C0] Call Trace:
[ 181.886831][ C0]
[ 181.886849][ C0] perf_tp_event+0x32c/0xb50
[ 181.886864][ C0] ? __perf_event_overflow+0x415/0x530
[ 181.886882][ C0] ? perf_trace_run_bpf_submit+0x1c0/0x1c0
[ 181.886898][ C0] ? perf_swevent_event+0x33e/0x530
[ 181.886932][ C0] ? update_load_avg+0x507/0x1130
[ 181.886953][ C0] perf_trace_run_bpf_submit+0xf3/0x1c0
[ 181.886991][ C0] perf_trace_preemptirq_template+0x2be/0x380
[ 181.887012][ C0] ? asm_sysvec_irq_work+0x16/0x20
[ 181.887035][ C0] ? trace_event_raw_event_preemptirq_template+0x270/0x270
[ 181.887054][ C0] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 181.887077][ C0] ? lock_chain_count+0x20/0x20
[ 181.887097][ C0] ? asm_sysvec_irq_work+0x16/0x20
[ 181.887114][ C0] trace_irq_enable_rcuidle+0x108/0x180
[ 181.887133][ C0] trace_hardirqs_on+0x57/0x80
[ 181.887149][ C0] asm_sysvec_irq_work+0x16/0x20
[ 181.887166][ C0] RIP: 0010:rcu_read_unlock_special+0x84/0x480
[ 181.887184][ C0] Code: f1 f1 f1 00 f2 f2 f2 4a 89 04 2b 66 42 c7 44 2b 09 f3 f3 42 c6 44 2b 0b f3 65 44 8b 35 ed 11 9e 7e 41 f7 c6 00 00 f0 00 74 45 <48> c7 44 24 20 0e 36 e0 45 4a c7 04 2b 00 00 00 00 66 42 c7 44 2b
[ 181.887197][ C0] RSP: 0018:ffffc90002eff760 EFLAGS: 00000206
[ 181.887210][ C0] RAX: 9cc111eb99e44800 RBX: 1ffff920005dfef0 RCX: 9cc111eb99e44800
[ 181.887223][ C0] RDX: dffffc0000000000 RSI: ffffffff8a0b1c60 RDI: ffffffff8a59e580
[ 181.887235][ C0] RBP: ffffc90002eff830 R08: dffffc0000000000 R09: fffffbfff1ff7c19
[ 181.887248][ C0] R10: fffffbfff1ff7c19 R11: 1ffffffff1ff7c18 R12: ffffffff8c120c00
[ 181.887260][ C0] R13: dffffc0000000000 R14: 0000000000000246 R15: 0000000000000001
[ 181.887282][ C0] ? __rcu_read_unlock+0xd0/0xd0
[ 181.887302][ C0] ? __mod_lruvec_page_state+0x1fe/0x330
[ 181.887325][ C0] __rcu_read_unlock+0x78/0xd0
[ 181.887341][ C0] __unlock_page_memcg+0xea/0x100
[ 181.887362][ C0] unmap_page_range+0xfbc/0x2520
[ 181.887395][ C0] unmap_vmas+0x11b/0x230
[ 181.887409][ C0] ? uprobe_clear_state+0x4f/0x460
[ 181.887426][ C0] ? unmap_page_range+0x2520/0x2520
[ 181.887440][ C0] ? __mutex_lock_common+0x431/0x2390
[ 181.887464][ C0] ? memset+0x1e/0x40
[ 181.887483][ C0] exit_mmap+0x38f/0x5f0
[ 181.887503][ C0] ? vm_brk+0x20/0x20
[ 181.887527][ C0] ? uprobe_clear_state+0x2f6/0x460
[ 181.887542][ C0] ? mm_update_next_owner+0x522/0x640
[ 181.887564][ C0] __mmput+0x115/0x3b0
[ 181.887581][ C0] exit_mm+0x567/0x6c0
[ 181.887599][ C0] ? xacct_add_tsk+0x4b0/0x4b0
[ 181.887618][ C0] ? do_exit+0x20a0/0x20a0
[ 181.887637][ C0] ? taskstats_exit+0x439/0xab0
[ 181.887656][ C0] ? tty_audit_exit+0x14e/0x1f0
[ 181.887676][ C0] do_exit+0x5a1/0x20a0
[ 181.887696][ C0] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 181.887715][ C0] ? put_task_struct+0x80/0x80
[ 181.887733][ C0] ? lock_chain_count+0x20/0x20
[ 181.887753][ C0] ? _raw_spin_unlock_irq+0x1f/0x40
[ 181.887768][ C0] ? _raw_spin_unlock_irq+0x1f/0x40
[ 181.887784][ C0] ? lockdep_hardirqs_on+0x94/0x140
[ 181.887846][ C0] do_group_exit+0x12e/0x300
[ 181.887868][ C0] __x64_sys_exit_group+0x3b/0x40
[ 181.887886][ C0] do_syscall_64+0x4c/0xa0
[ 181.887901][ C0] ? clear_bhb_loop+0x30/0x80
[ 181.887916][ C0] ? clear_bhb_loop+0x30/0x80
[ 181.887933][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 181.887951][ C0] RIP: 0033:0x7f4a384c3cf9
[ 181.887964][ C0] Code: Unable to access opcode bytes at RIP 0x7f4a384c3ccf.
[ 181.887971][ C0] RSP: 002b:00007ffc44b1ed18 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 181.887987][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4a384c3cf9
[ 181.887998][ C0] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000
[ 181.888008][ C0] RBP: 00007f4a38550370 R08: ffffffffffffffb0 R09: 00274e03379cf95a
[ 181.888020][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4a38550370
[ 181.888030][ C0] R13: 0000000000000000 R14: 00007f4a38550f00 R15: 00007f4a384917e0
[ 181.888050][ C0]
[ 184.027489][ T1107] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-... } 10724 jiffies s: 481 root: 0x1/.
[ 184.040025][ T1107] rcu: blocking rcu_node structures (internal RCU debug):
[ 184.047515][ T1107] Task dump for CPU 0:
[ 184.051611][ T1107] task:syz-executor408 state:R running task stack:25920 pid: 4198 ppid: 4192 flags:0x0000400a
[ 184.062494][ T1107] Call Trace:
[ 184.065798][ T1107]
[ 184.068796][ T1107] ? __rcu_read_unlock+0xd0/0xd0
[ 184.073777][ T1107] ? __mod_lruvec_page_state+0x1fe/0x330
[ 184.079564][ T1107] ? __rcu_read_unlock+0x78/0xd0
[ 184.084605][ T1107] ? __unlock_page_memcg+0xea/0x100
[ 184.089886][ T1107] ? unmap_page_range+0xfbc/0x2520
[ 184.095091][ T1107] ? unmap_vmas+0x11b/0x230
[ 184.099655][ T1107] ? uprobe_clear_state+0x4f/0x460
[ 184.104799][ T1107] ? unmap_page_range+0x2520/0x2520
[ 184.110066][ T1107] ? __mutex_lock_common+0x431/0x2390
[ 184.115482][ T1107] ? memset+0x1e/0x40
[ 184.119539][ T1107] ? exit_mmap+0x38f/0x5f0
[ 184.123989][ T1107] ? vm_brk+0x20/0x20
[ 184.128133][ T1107] ? uprobe_clear_state+0x2f6/0x460
[ 184.133361][ T1107] ? mm_update_next_owner+0x522/0x640
[ 184.138802][ T1107] ? __mmput+0x115/0x3b0
[ 184.143077][ T1107] ? exit_mm+0x567/0x6c0
[ 184.147383][ T1107] ? xacct_add_tsk+0x4b0/0x4b0
[ 184.152179][ T1107] ? do_exit+0x20a0/0x20a0
[ 184.156628][ T1107] ? taskstats_exit+0x439/0xab0
[ 184.161547][ T1107] ? tty_audit_exit+0x14e/0x1f0
[ 184.166436][ T1107] ? do_exit+0x5a1/0x20a0
[ 184.170836][ T1107] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 184.176867][ T1107] ? put_task_struct+0x80/0x80
[ 184.181780][ T1107] ? lock_chain_count+0x20/0x20
[ 184.186713][ T1107] ? _raw_spin_unlock_irq+0x1f/0x40
[ 184.191984][ T1107] ? _raw_spin_unlock_irq+0x1f/0x40
[ 184.197623][ T1107] ? lockdep_hardirqs_on+0x94/0x140
[ 184.202856][ T1107] ? do_group_exit+0x12e/0x300
[ 184.207703][ T1107] ? __x64_sys_exit_group+0x3b/0x40
[ 184.212938][ T1107] ? do_syscall_64+0x4c/0xa0
[ 184.217784][ T1107] ? clear_bhb_loop+0x30/0x80
[ 184.222489][ T1107] ? clear_bhb_loop+0x30/0x80
[ 184.227285][ T1107] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 184.233411][ T1107]