Warning: Permanently added '10.128.1.160' (ED25519) to the list of known hosts.
executing program
executing program
executing program
[ 172.428208][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 172.435311][ C0] rcu: (detected by 0, t=10502 jiffies, g=6825, q=36 ncpus=2)
[ 172.442962][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294954333-4294943830), jiffies_till_next_fqs=1, root ->qsmask 0x0
[ 172.456396][ C0] rcu: rcu_preempt kthread starved for 10504 jiffies! g6825 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
[ 172.467519][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[ 172.477577][ C0] rcu: RCU grace-period kthread stack dump:
[ 172.483476][ C0] task:rcu_preempt state:R running task stack:27528 pid:17 ppid:2 flags:0x00004000
[ 172.494291][ C0] Call Trace:
[ 172.497578][ C0]
[ 172.500530][ C0] __schedule+0x14d2/0x44d0
[ 172.505081][ C0] ? _raw_spin_unlock_irqrestore+0x86/0x110
[ 172.510991][ C0] ? lockdep_hardirqs_on+0x98/0x150
[ 172.516203][ C0] ? _raw_spin_unlock_irqrestore+0xae/0x110
[ 172.522202][ C0] ? asan.module_dtor+0x20/0x20
[ 172.527063][ C0] ? enqueue_timer+0x225/0x530
[ 172.531837][ C0] ? __mod_timer+0x984/0xdb0
[ 172.536477][ C0] schedule+0xbd/0x170
[ 172.540555][ C0] schedule_timeout+0x160/0x280
[ 172.545420][ C0] ? console_conditional_schedule+0x40/0x40
[ 172.551330][ C0] ? update_process_times+0x1b0/0x1b0
[ 172.556738][ C0] ? prepare_to_swait_event+0x339/0x360
[ 172.562313][ C0] rcu_gp_fqs_loop+0x302/0x1560
[ 172.567186][ C0] ? rcu_gp_init+0x110e/0x1510
[ 172.571972][ C0] ? rcu_gp_kthread+0x380/0x380
[ 172.576842][ C0] ? lockdep_hardirqs_on_prepare+0x400/0x760
[ 172.582839][ C0] ? rcu_gp_init+0x1510/0x1510
[ 172.587632][ C0] ? rcu_gp_cleanup+0xb4c/0xca0
[ 172.592495][ C0] ? _raw_spin_unlock_irq+0x23/0x50
[ 172.597709][ C0] ? lockdep_hardirqs_on+0x98/0x150
[ 172.602922][ C0] rcu_gp_kthread+0x99/0x380
[ 172.607531][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0
[ 172.612661][ C0] ? __kthread_parkme+0x7a/0x1c0
[ 172.617616][ C0] ? __kthread_parkme+0x162/0x1c0
[ 172.622670][ C0] kthread+0x2fa/0x390
[ 172.626747][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0
[ 172.631871][ C0] ? kthread_blkcg+0xd0/0xd0
[ 172.636486][ C0] ret_from_fork+0x48/0x80
[ 172.640910][ C0] ? kthread_blkcg+0xd0/0xd0
[ 172.645509][ C0] ret_from_fork_asm+0x11/0x20
[ 172.650301][ C0]
[ 172.653419][ C0] rcu: Stack dump where RCU GP kthread last ran:
[ 172.659762][ C0] CPU: 0 PID: 5792 Comm: syz-executor160 Not tainted 6.6.101-syzkaller #0
[ 172.668265][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 172.678325][ C0] RIP: 0010:memset_orig+0x4e/0xac
[ 172.683369][ C0] Code: d1 48 c1 e9 06 74 35 0f 1f 44 00 00 48 ff c9 48 89 07 48 89 47 08 48 89 47 10 48 89 47 18 48 89 47 20 48 89 47 28 48 89 47 30 <48> 89 47 38 48 8d 7f 40 75 d8 0f 1f 84 00 00 00 00 00 89 d1 83 e1
[ 172.703001][ C0] RSP: 0018:ffffc9000461fcf8 EFLAGS: 00000202
[ 172.709087][ C0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000002
[ 172.717068][ C0] RDX: 0000000000000100 RSI: 0000000000000000 RDI: ffffc9000461fda0
[ 172.725048][ C0] RBP: ffffc9000461ff10 R08: ffffc9000461fe5f R09: 0000000000000000
[ 172.733033][ C0] R10: ffffc9000461fd60 R11: fffff520008c3fcc R12: ffffc9000461fd60
[ 172.741019][ C0] R13: 1ffff920008c3ffe R14: dffffc0000000000 R15: 1ffff920008c3fa8
[ 172.749000][ C0] FS: 00007fd3e06636c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
[ 172.757938][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 172.764538][ C0] CR2: 00007fd3e0662e40 CR3: 0000000073aba000 CR4: 00000000003506f0
[ 172.772560][ C0] Call Trace:
[ 172.775849][ C0]
[ 172.778781][ C0] __ia32_sys_rt_sigreturn+0x23f/0x7b0
[ 172.784259][ C0] ? lockdep_hardirqs_on+0x98/0x150
[ 172.789468][ C0] ? x64_setup_rt_frame+0xcd0/0xcd0
[ 172.794689][ C0] ? lockdep_hardirqs_on_prepare+0x400/0x760
[ 172.800679][ C0] ? lock_chain_count+0x20/0x20
[ 172.805542][ C0] ? lockdep_hardirqs_on+0x98/0x150
[ 172.810756][ C0] do_syscall_64+0x55/0xb0
[ 172.815177][ C0] ? clear_bhb_loop+0x40/0x90
[ 172.819857][ C0] ? clear_bhb_loop+0x40/0x90
[ 172.824542][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 172.830447][ C0] RIP: 0033:0x7fd3e06b9a19
[ 172.834883][ C0] 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
[ 172.854496][ C0] RSP: 002b:00007fd3e0662c80 EFLAGS: 00000202 ORIG_RAX: 000000000000000f
[ 172.862919][ C0] RAX: ffffffffffffffda RBX: 00007fd3e072c308 RCX: 00007fd3e06b9a19
[ 172.870891][ C0] RDX: 00007fd3e0662c80 RSI: 00007fd3e0662db0 RDI: 0000000000000021
[ 172.878870][ C0] RBP: 00007fd3e072c300 R08: 0000000000000000 R09: 0000000000000000
[ 172.886852][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000200000000140
[ 172.894826][ C0] R13: 000020000006b000 R14: 0000200000000100 R15: 0000200000000680
[ 172.902821][ C0]