Warning: Permanently added '10.128.0.125' (ED25519) to the list of known hosts.
executing program
executing program
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[ 173.045858][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 173.053121][ C1] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P4267/1:b..l
[ 173.061423][ C1] (detected by 1, t=10503 jiffies, g=6365, q=23 ncpus=2)
[ 173.068582][ C1] task:syz-executor633 state:R running task stack:27200 pid:4267 ppid:4263 flags:0x00004002
[ 173.080757][ C1] Call Trace:
[ 173.084140][ C1]
[ 173.087103][ C1] __schedule+0x10ec/0x40b0
[ 173.091873][ C1] ? release_firmware_map_entry+0x18a/0x18a
[ 173.097811][ C1] ? lock_chain_count+0x20/0x20
[ 173.102913][ C1] ? preempt_schedule_irq+0xa6/0x150
[ 173.108432][ C1] preempt_schedule_irq+0xb1/0x150
[ 173.113839][ C1] ? preempt_schedule_notrace+0x110/0x110
[ 173.120011][ C1] ? __lock_acquire+0x12e5/0x7c50
[ 173.125152][ C1] ? rcu_irq_exit_check_preempt+0xdb/0x210
[ 173.130993][ C1] irqentry_exit+0x63/0x70
[ 173.135444][ C1] asm_sysvec_reschedule_ipi+0x16/0x20
[ 173.140910][ C1] RIP: 0010:lock_is_held_type+0x13a/0x190
[ 173.146767][ C1] Code: 75 40 48 c7 04 24 00 00 00 00 9c 8f 04 24 f7 04 24 00 02 00 00 75 46 41 f7 c5 00 02 00 00 74 01 fb 65 48 8b 04 25 28 00 00 00 <48> 3b 44 24 08 75 3c 89 e8 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f
[ 173.167481][ C1] RSP: 0018:ffffc90003c778b8 EFLAGS: 00000206
[ 173.173601][ C1] RAX: 2841dec688921500 RBX: ffff888024368000 RCX: 2841dec688921500
[ 173.181945][ C1] RDX: 0000000000000000 RSI: ffffffff8a8c1480 RDI: ffffffff8adefae0
[ 173.190282][ C1] RBP: 0000000000000001 R08: dffffc0000000000 R09: fffffbfff215c249
[ 173.198461][ C1] R10: fffffbfff215c249 R11: 1ffffffff215c248 R12: 0000000000000001
[ 173.206460][ C1] R13: 0000000000000246 R14: ffffffff8cb2a9e0 R15: ffff888024368b08
[ 173.214480][ C1] mem_cgroup_from_task+0x96/0x110
[ 173.219805][ C1] count_memcg_event_mm+0x196/0x3b0
[ 173.225314][ C1] ? count_memcg_event_mm+0x8f/0x3b0
[ 173.230744][ C1] ? put_page+0x270/0x270
[ 173.235214][ C1] handle_mm_fault+0x122/0x3e70
[ 173.240370][ C1] ? mt_find+0x145/0x810
[ 173.244976][ C1] ? mtree_destroy+0x30/0x30
[ 173.249883][ C1] ? numa_migrate_prep+0x250/0x250
[ 173.255122][ C1] ? find_vma+0x126/0x1a0
[ 173.259562][ C1] ? __vma_adjust+0x1c60/0x1c60
[ 173.264619][ C1] ? lock_chain_count+0x20/0x20
[ 173.269531][ C1] ? alloc_object+0x650/0x650
[ 173.274562][ C1] ? lock_mm_and_find_vma+0xae/0x2f0
[ 173.280704][ C1] do_user_addr_fault+0x51f/0xb10
[ 173.286096][ C1] exc_page_fault+0x60/0x100
[ 173.290901][ C1] ? __might_fault+0xa6/0x120
[ 173.295614][ C1] asm_exc_page_fault+0x22/0x30
[ 173.300482][ C1] RIP: 0010:__put_user_nocheck_8+0x3/0x21
[ 173.306230][ C1] Code: 00 00 48 39 d9 73 34 0f 01 cb 89 01 31 c9 0f 01 ca c3 90 90 90 90 90 90 48 bb f9 ef ff ff ff 7f 00 00 48 39 d9 73 14 0f 01 cb <48> 89 01 31 c9 0f 01 ca c3 90 90 90 90 90 0f 01 ca b9 f2 ff ff ff
[ 173.326081][ C1] RSP: 0018:ffffc90003c77d98 EFLAGS: 00050297
[ 173.332169][ C1] RAX: 0000000000000000 RBX: 00007fffffffeff9 RCX: 000055557b0f9da8
[ 173.340734][ C1] RDX: 0000000000000000 RSI: ffffffff8a8c1480 RDI: ffffffff8adefae0
[ 173.348906][ C1] RBP: ffffc90003c77ec0 R08: dffffc0000000000 R09: fffffbfff1c3ee26
[ 173.356892][ C1] R10: fffffbfff1c3ee26 R11: 1ffffffff1c3ee25 R12: ffffc90003c77fd8
[ 173.364873][ C1] R13: dffffc0000000000 R14: 00007fe10d401343 R15: 0000000000000000
[ 173.372885][ C1] __rseq_handle_notify_resume+0x565/0x1220
[ 173.379511][ C1] ? __remove_hrtimer+0x470/0x470
[ 173.384755][ C1] ? __bpf_trace_rseq_ip_fixup+0x40/0x40
[ 173.390844][ C1] ? __se_sys_clock_nanosleep+0x2e6/0x370
[ 173.403751][ C1] ? exit_to_user_mode_loop+0x3b/0x110
[ 173.409321][ C1] exit_to_user_mode_loop+0xbc/0x110
[ 173.415524][ C1] exit_to_user_mode_prepare+0xb1/0x140
[ 173.421169][ C1] syscall_exit_to_user_mode+0x16/0x40
[ 173.426856][ C1] do_syscall_64+0x58/0xa0
[ 173.431293][ C1] ? clear_bhb_loop+0x60/0xb0
[ 173.436001][ C1] ? clear_bhb_loop+0x60/0xb0
[ 173.440723][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 173.446827][ C1] RIP: 0033:0x7fe10d401343
[ 173.451309][ C1] RSP: 002b:00007ffd0b62ace8 EFLAGS: 00000202 ORIG_RAX: 00000000000000e6
[ 173.459856][ C1] RAX: 0000000000000000 RBX: 00000000000010b1 RCX: 00007fe10d401343
[ 173.468052][ C1] RDX: 00007ffd0b62ad00 RSI: 0000000000000000 RDI: 0000000000000000
[ 173.477906][ C1] RBP: 00007ffd0b62ad44 R08: 0000000000000043 R09: 003ad847d20ee5c0
[ 173.486423][ C1] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[ 173.494699][ C1] R13: 431bde82d7b634db R14: 000000000001099b R15: 00007ffd0b62ada0
[ 173.502704][ C1]
[ 173.505734][ C1] rcu: rcu_preempt kthread starved for 10547 jiffies! g6365 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
[ 173.517085][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[ 173.528045][ C1] rcu: RCU grace-period kthread stack dump:
[ 173.534039][ C1] task:rcu_preempt state:R running task stack:27848 pid:16 ppid:2 flags:0x00004000
[ 173.544841][ C1] Call Trace:
[ 173.548140][ C1]
[ 173.551136][ C1] __schedule+0x10ec/0x40b0
[ 173.555768][ C1] ? lockdep_hardirqs_on+0x94/0x140
[ 173.560991][ C1] ? _raw_spin_unlock+0x40/0x40
[ 173.565859][ C1] ? release_firmware_map_entry+0x18a/0x18a
[ 173.571811][ C1] schedule+0xb9/0x180
[ 173.576015][ C1] schedule_timeout+0x15c/0x280
[ 173.581380][ C1] ? console_conditional_schedule+0x40/0x40
[ 173.587477][ C1] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 173.593584][ C1] ? update_process_times+0x1b0/0x1b0
[ 173.599033][ C1] ? prepare_to_swait_event+0x335/0x350
[ 173.604690][ C1] rcu_gp_fqs_loop+0x2f2/0x1310
[ 173.609571][ C1] ? rcu_gp_kthread+0x380/0x380
[ 173.614447][ C1] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 173.620713][ C1] ? rcu_gp_init+0x14b0/0x14b0
[ 173.625491][ C1] ? rcu_gp_cleanup+0xb4c/0xca0
[ 173.630358][ C1] ? _raw_spin_unlock_irq+0x1f/0x40
[ 173.635668][ C1] ? lockdep_hardirqs_on+0x94/0x140
[ 173.641076][ C1] rcu_gp_kthread+0x95/0x380
[ 173.645736][ C1] ? rcu_report_qs_rsp+0x1a0/0x1a0
[ 173.650889][ C1] ? _raw_spin_unlock_irqrestore+0xaa/0x100
[ 173.657032][ C1] ? __kthread_parkme+0x162/0x1c0
[ 173.662170][ C1] kthread+0x29d/0x330
[ 173.666254][ C1] ? rcu_report_qs_rsp+0x1a0/0x1a0
[ 173.671378][ C1] ? kthread_blkcg+0xd0/0xd0
[ 173.676021][ C1] ret_from_fork+0x1f/0x30
[ 173.680485][ C1]
[ 173.683554][ C1] rcu: Stack dump where RCU GP kthread last ran:
[ 173.689901][ C1] Sending NMI from CPU 1 to CPUs 0:
[ 173.695276][ C0] NMI backtrace for cpu 0
[ 173.695297][ C0] CPU: 0 PID: 4274 Comm: syz-executor633 Not tainted syzkaller #0
[ 173.695312][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 173.695320][ C0] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x80
[ 173.695343][ C0] Code: 28 4d 39 ca 77 22 89 ff 89 f6 49 ff c0 4c 89 01 48 c7 44 11 08 03 00 00 00 48 89 7c 11 10 48 89 74 11 18 48 89 44 11 20 c3 90 <48> 8b 04 24 65 48 8b 15 b4 9b 81 7e 65 8b 0d b5 9b 81 7e 81 e1 00
[ 173.695355][ C0] RSP: 0018:ffffc90003cd7a30 EFLAGS: 00000046
[ 173.695369][ C0] RAX: 0000000000000000 RBX: ffff8880b8e27280 RCX: 0000000000000838
[ 173.695379][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 173.695386][ C0] RBP: 0000000000000001 R08: dffffc0000000000 R09: fffffbfff1c3ee26
[ 173.695395][ C0] R10: fffffbfff1c3ee26 R11: 1ffffffff1c3ee25 R12: dffffc0000000000
[ 173.695406][ C0] R13: 0000000010007f81 R14: 0000000000000000 R15: 0000000000000020
[ 173.695415][ C0] FS: 00007fe10d3946c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
[ 173.695427][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 173.695437][ C0] CR2: 0000200000000058 CR3: 000000002d949000 CR4: 00000000003506f0
[ 173.695450][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 173.695458][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 173.695467][ C0] Call Trace:
[ 173.695473][ C0]
[ 173.695478][ C0] clockevents_program_event+0x1c8/0x310
[ 173.695500][ C0] hrtimer_start_range_ns+0xb9a/0xfc0
[ 173.695521][ C0] posixtimer_rearm+0x131/0x340
[ 173.695543][ C0] dequeue_signal+0x1b6/0x4b0
[ 173.695561][ C0] ? __might_fault+0xa6/0x120
[ 173.695584][ C0] get_signal+0x547/0x1350
[ 173.695612][ C0] arch_do_signal_or_restart+0xb0/0x1230
[ 173.695631][ C0] ? __ia32_sys_rt_sigreturn+0x660/0x790
[ 173.695649][ C0] ? load_gs_index+0x120/0x120
[ 173.695666][ C0] ? get_sigframe_size+0x10/0x10
[ 173.695689][ C0] ? exit_to_user_mode_loop+0x3b/0x110
[ 173.695710][ C0] exit_to_user_mode_loop+0x70/0x110
[ 173.695728][ C0] exit_to_user_mode_prepare+0xb1/0x140
[ 173.695747][ C0] syscall_exit_to_user_mode+0x16/0x40
[ 173.695766][ C0] do_syscall_64+0x58/0xa0
[ 173.695780][ C0] ? clear_bhb_loop+0x60/0xb0
[ 173.695794][ C0] ? clear_bhb_loop+0x60/0xb0
[ 173.695808][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 173.695829][ C0] RIP: 0033:0x7fe10d3d4687
[ 173.695840][ C0] Code: 14 25 28 00 00 00 75 05 48 83 c4 28 c3 e8 81 18 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
[ 173.695850][ C0] RSP: 002b:00007fe10d394178 EFLAGS: 00000246
[ 173.695861][ C0] RAX: 00000000000000ca RBX: 00007fe10d45e3c8 RCX: 00007fe10d3d4689
[ 173.695871][ C0] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fe10d45e3c8
[ 173.695880][ C0] RBP: 00007fe10d45e3c0 R08: 00007fe10d3946c0 R09: 00007fe10d3946c0
[ 173.695889][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe10d45e3cc
[ 173.695898][ C0] R13: 0000000000000000 R14: 00007ffd0b62ab60 R15: 00007ffd0b62ac48
[ 173.695914][ C0]