Warning: Permanently added '10.128.1.135' (ED25519) to the list of known hosts.
executing program
executing program
executing program
[ 193.983618][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 193.990734][ C0] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P5454/1:b..l
[ 193.998899][ C0] rcu: (detected by 0, t=10502 jiffies, g=6961, q=12 ncpus=2)
[ 194.006479][ C0] task:dhcpcd state:R running task stack:21032 pid:5454 ppid:5453 flags:0x00004002
[ 194.017809][ C0] Call Trace:
[ 194.021103][ C0]
[ 194.024055][ C0] __schedule+0x14d2/0x44d0
[ 194.028617][ C0] ? asan.module_dtor+0x20/0x20
[ 194.033484][ C0] ? asan.module_dtor+0x20/0x20
[ 194.038352][ C0] ? lockdep_hardirqs_on_prepare+0x400/0x760
[ 194.044354][ C0] ? preempt_schedule+0xab/0xc0
[ 194.049221][ C0] ? preempt_schedule_irq+0xaa/0x140
[ 194.054528][ C0] preempt_schedule_irq+0xb5/0x140
[ 194.059662][ C0] ? preempt_schedule_notrace+0x110/0x110
[ 194.065408][ C0] ? rcu_irq_exit_check_preempt+0xdf/0x210
[ 194.071235][ C0] irqentry_exit+0x67/0x70
[ 194.075679][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 194.081679][ C0] RIP: 0010:__wake_up_sync_key+0x11f/0x190
[ 194.087504][ C0] Code: 89 c4 4c 89 ff 89 de 44 89 ea b9 10 00 00 00 4d 89 f0 4c 8d 4c 24 40 e8 9f f8 ff ff 41 89 c5 4c 89 ff 4c 89 e6 e8 a1 4e 13 09 44 24 40 04 75 c6 49 bc 00 00 00 00 00 fc ff df 48 8b 44 24 18
[ 194.107141][ C0] RSP: 0018:ffffc90003667780 EFLAGS: 00010246
[ 194.113228][ C0] RAX: efe498b98e8e1300 RBX: 0000000000000001 RCX: 0000000000000000
[ 194.121221][ C0] RDX: dffffc0000000000 RSI: ffffffff8aaabca0 RDI: 00000000ffffffff
[ 194.129207][ C0] RBP: ffffc90003667878 R08: ffffffff8e4a94ef R09: 1ffffffff1c9529d
[ 194.137194][ C0] R10: dffffc0000000000 R11: fffffbfff1c9529e R12: 0000000000000a02
[ 194.145187][ C0] R13: 0000000000000001 R14: 00000000000000c3 R15: ffff888148cb1840
[ 194.153205][ C0] ? __wake_up_locked_key_bookmark+0x20/0x20
[ 194.159215][ C0] ? __lock_acquire+0x7c80/0x7c80
[ 194.164264][ C0] ? sock_def_readable+0xad/0x430
[ 194.169310][ C0] sock_def_readable+0x1e1/0x430
[ 194.174277][ C0] unix_dgram_sendmsg+0x10cc/0x1720
[ 194.179524][ C0] ? unix_dgram_poll+0x670/0x670
[ 194.184476][ C0] ? tomoyo_socket_sendmsg_permission+0x1e1/0x2f0
[ 194.190915][ C0] ? stack_trace_save+0xe0/0xe0
[ 194.195778][ C0] ? aa_sock_msg_perm+0x94/0x150
[ 194.200731][ C0] ? unix_seqpacket_sendmsg+0x10c/0x1e0
[ 194.206300][ C0] sock_write_iter+0x2bb/0x3f0
[ 194.211095][ C0] ? sock_read_iter+0x3b0/0x3b0
[ 194.215989][ C0] ? common_file_perm+0x198/0x1f0
[ 194.221052][ C0] do_iter_write+0x79a/0xc70
[ 194.225682][ C0] ? __asan_memset+0x22/0x40
[ 194.230306][ C0] ? vfs_iter_write+0xa0/0xa0
[ 194.235003][ C0] ? __import_iovec+0x3fa/0x860
[ 194.239882][ C0] ? import_iovec+0x73/0xa0
[ 194.244408][ C0] do_writev+0x252/0x410
[ 194.248678][ C0] ? do_readv+0x3e0/0x3e0
[ 194.253046][ C0] ? lockdep_hardirqs_on_prepare+0x400/0x760
[ 194.259043][ C0] ? lock_chain_count+0x20/0x20
[ 194.263918][ C0] ? lockdep_hardirqs_on+0x98/0x150
[ 194.269143][ C0] do_syscall_64+0x55/0xb0
[ 194.273581][ C0] ? clear_bhb_loop+0x40/0x90
[ 194.278277][ C0] ? clear_bhb_loop+0x40/0x90
[ 194.282972][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 194.288888][ C0] RIP: 0033:0x7f7684cc9407
[ 194.293328][ C0] RSP: 002b:00007ffd3aa79550 EFLAGS: 00000202 ORIG_RAX: 0000000000000014
[ 194.301757][ C0] RAX: ffffffffffffffda RBX: 00007f7684c3f740 RCX: 00007f7684cc9407
[ 194.309741][ C0] RDX: 0000000000000002 RSI: 00007ffd3aa795f0 RDI: 000000000000000b
[ 194.317733][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 194.325724][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000000000b
[ 194.333710][ C0] R13: 00007f7684c3f6c8 R14: 0000000000000000 R15: 00007ffd3aa89700
[ 194.341714][ C0]
[ 194.344760][ C0] rcu: rcu_preempt kthread starved for 10538 jiffies! g6961 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[ 194.355882][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[ 194.365863][ C0] rcu: RCU grace-period kthread stack dump:
[ 194.371756][ C0] task:rcu_preempt state:R running task stack:27752 pid:17 ppid:2 flags:0x00004000
[ 194.382563][ C0] Call Trace:
[ 194.385860][ C0]
[ 194.388804][ C0] __schedule+0x14d2/0x44d0
[ 194.393350][ C0] ? lockdep_hardirqs_on_prepare+0x400/0x760
[ 194.399355][ C0] ? asan.module_dtor+0x20/0x20
[ 194.404234][ C0] ? lockdep_hardirqs_on_prepare+0x400/0x760
[ 194.410237][ C0] ? lockdep_hardirqs_on+0x98/0x150
[ 194.415463][ C0] ? preempt_schedule_irq+0xaa/0x140
[ 194.420774][ C0] preempt_schedule_irq+0xb5/0x140
[ 194.425902][ C0] ? preempt_schedule_notrace+0x110/0x110
[ 194.431643][ C0] ? rcu_irq_exit_check_preempt+0xdf/0x210
[ 194.437473][ C0] irqentry_exit+0x67/0x70
[ 194.441916][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 194.447915][ C0] RIP: 0010:__timer_delete_sync+0x191/0x2c0
[ 194.453846][ C0] Code: 61 10 00 49 89 dc 4d 85 f6 48 bb 00 00 00 00 00 fc ff df 75 07 e8 df 61 10 00 eb 06 e8 d8 61 10 00 fb 65 44 8b 35 97 8b 8e 7e <44> 89 f6 81 e6 00 00 0f 00 31 ff e8 6f 65 10 00 41 81 e6 00 00 0f
[ 194.473471][ C0] RSP: 0018:ffffc90000167aa0 EFLAGS: 00000293
[ 194.479566][ C0] RAX: ffffffff81752e68 RBX: dffffc0000000000 RCX: ffff88801be50000
[ 194.487552][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 194.495538][ C0] RBP: ffffc90000167b70 R08: ffffffff8e4a94ef R09: 1ffffffff1c9529d
[ 194.503523][ C0] R10: dffffc0000000000 R11: fffffbfff1c9529e R12: ffffc90000167ba0
[ 194.511511][ C0] R13: 1ffff9200002cf58 R14: 0000000080000000 R15: 0000000000000000
[ 194.519510][ C0] ? __timer_delete_sync+0x188/0x2c0
[ 194.524832][ C0] ? timer_delete_sync+0x20/0x20
[ 194.529804][ C0] schedule_timeout+0x16a/0x280
[ 194.534677][ C0] ? console_conditional_schedule+0x40/0x40
[ 194.540595][ C0] ? update_process_times+0x1b0/0x1b0
[ 194.546017][ C0] ? prepare_to_swait_event+0x339/0x360
[ 194.551585][ C0] rcu_gp_fqs_loop+0x302/0x1560
[ 194.556459][ C0] ? rcu_gp_init+0x110e/0x1510
[ 194.561253][ C0] ? rcu_gp_kthread+0x380/0x380
[ 194.566125][ C0] ? lockdep_hardirqs_on_prepare+0x400/0x760
[ 194.572127][ C0] ? rcu_gp_init+0x1510/0x1510
[ 194.576912][ C0] ? rcu_gp_cleanup+0xb4c/0xca0
[ 194.581784][ C0] ? _raw_spin_unlock_irq+0x23/0x50
[ 194.586997][ C0] ? lockdep_hardirqs_on+0x98/0x150
[ 194.592215][ C0] rcu_gp_kthread+0x99/0x380
[ 194.596832][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0
[ 194.601967][ C0] ? __kthread_parkme+0x7a/0x1c0
[ 194.606929][ C0] ? __kthread_parkme+0x162/0x1c0
[ 194.611993][ C0] kthread+0x2fa/0x390
[ 194.616086][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0
[ 194.621226][ C0] ? kthread_blkcg+0xd0/0xd0
[ 194.625837][ C0] ret_from_fork+0x48/0x80
[ 194.630274][ C0] ? kthread_blkcg+0xd0/0xd0
[ 194.634881][ C0] ret_from_fork_asm+0x11/0x20
[ 194.639680][ C0]
[ 194.642709][ C0] rcu: Stack dump where RCU GP kthread last ran:
[ 194.649041][ C0] Sending NMI from CPU 0 to CPUs 1:
[ 194.654281][ C1] NMI backtrace for cpu 1
[ 194.654300][ C1] CPU: 1 PID: 5797 Comm: syz-executor195 Not tainted syzkaller #0
[ 194.654315][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 194.654323][ C1] RIP: 0010:entry_SYSCALL_64_after_hwframe+0x59/0xd2
[ 194.654352][ C1] Code: 45 31 e4 45 31 ed 45 31 f6 45 31 ff 48 89 e7 48 63 f0 66 90 b9 48 00 00 00 65 48 8b 14 25 60 7f 02 00 89 d0 48 c1 ea 20 0f 30 <0f> 1f 44 00 00 e8 d5 19 00 00 e8 c0 cf ed ff 0f 1f 44 00 00 48 8b
[ 194.654364][ C1] RSP: 0018:ffffc9000461ff58 EFLAGS: 00000046
[ 194.654378][ C1] RAX: 0000000000000001 RBX: 0000000000000000 RCX: 0000000000000048
[ 194.654387][ C1] RDX: 0000000000000000 RSI: 000000000000000f RDI: ffffc9000461ff58
[ 194.654397][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 194.654405][ C1] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 194.654414][ C1] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 194.654423][ C1] FS: 00007f4b44f586c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
[ 194.654437][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 194.654447][ C1] CR2: 0000200000000058 CR3: 000000007426e000 CR4: 00000000003506e0
[ 194.654460][ C1] Call Trace:
[ 194.654467][ C1]
[ 194.654472][ C1] RIP: 0033:0x7f4b44f6ac89
[ 194.654484][ C1] Code: 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 90 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 c7 c0 0f 00 00 00 0f 05 <0f> 1f 80 00 00 00 00 48 81 ec 48 01 00 00 49 89 d0 64 48 8b 04 25
[ 194.654495][ C1] RSP: 002b:00007f4b44f57bc0 EFLAGS: 00000202 ORIG_RAX: 000000000000000f
[ 194.654509][ C1] RAX: ffffffffffffffda RBX: 00007f4b45022308 RCX: 00007f4b44f6ac89
[ 194.654520][ C1] RDX: 00007f4b44f57bc0 RSI: 00007f4b44f57cf0 RDI: 0000000000000021
[ 194.654530][ C1] RBP: 00007f4b45022300 R08: 00007f4b44f586c0 R09: 00007f4b44f586c0
[ 194.654540][ C1] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f4b4502230c
[ 194.654550][ C1] R13: 0000000000000000 R14: 00007ffd3a710f90 R15: 00007ffd3a711078
[ 194.654568][ C1]