Warning: Permanently added '10.128.0.66' (ED25519) to the list of known hosts.
executing program
[ 69.183245][ T4195] loop0: detected capacity change from 0 to 1764
executing program
executing program
[ 69.290268][ T4196] loop4: detected capacity change from 0 to 1764
executing program
[ 69.343321][ T4197] loop2: detected capacity change from 0 to 1764
[ 174.374598][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 174.381796][ C0] (detected by 0, t=10502 jiffies, g=5989, q=42)
[ 174.388249][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294954539-4294944036), jiffies_till_next_fqs=1, root ->qsmask 0x0
[ 174.401656][ C0] rcu: rcu_preempt kthread starved for 10504 jiffies! g5989 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
[ 174.412788][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[ 174.422785][ C0] rcu: RCU grace-period kthread stack dump:
[ 174.428700][ C0] task:rcu_preempt state:R running task stack:27656 pid: 15 ppid: 2 flags:0x00004000
[ 174.439608][ C0] Call Trace:
[ 174.442906][ C0]
[ 174.445858][ C0] __schedule+0x11b8/0x43b0
[ 174.450419][ C0] ? _raw_spin_lock_irqsave+0x7f/0xf0
[ 174.455830][ C0] ? _raw_spin_unlock_irqrestore+0x82/0x100
[ 174.461773][ C0] ? _raw_spin_unlock_irqrestore+0xaa/0x100
[ 174.467695][ C0] ? _raw_spin_unlock+0x40/0x40
[ 174.472576][ C0] ? rcu_is_watching+0x11/0xa0
[ 174.477367][ C0] ? release_firmware_map_entry+0x190/0x190
[ 174.483404][ C0] schedule+0x11b/0x1e0
[ 174.487588][ C0] schedule_timeout+0x15c/0x280
[ 174.492463][ C0] ? console_conditional_schedule+0x40/0x40
[ 174.498386][ C0] ? update_process_times+0x200/0x200
[ 174.503799][ C0] ? prepare_to_swait_event+0x331/0x350
[ 174.509381][ C0] rcu_gp_fqs_loop+0x29e/0x11b0
[ 174.514265][ C0] ? lockdep_hardirqs_on+0x94/0x140
[ 174.519497][ C0] ? rcu_gp_init+0xd58/0x10e0
[ 174.524202][ C0] ? rcu_gp_init+0x10e0/0x10e0
[ 174.528994][ C0] ? _raw_spin_unlock_irq+0x1f/0x40
[ 174.534220][ C0] ? lockdep_hardirqs_on+0x94/0x140
[ 174.539447][ C0] rcu_gp_kthread+0x98/0x350
[ 174.544068][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0
[ 174.549221][ C0] ? _raw_spin_unlock_irqrestore+0xaa/0x100
[ 174.555143][ C0] ? __kthread_parkme+0x157/0x1b0
[ 174.560461][ C0] kthread+0x436/0x520
[ 174.564568][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0
[ 174.569713][ C0] ? kthread_blkcg+0xd0/0xd0
[ 174.574351][ C0] ret_from_fork+0x1f/0x30
[ 174.578825][ C0]
[ 174.581870][ C0] rcu: Stack dump where RCU GP kthread last ran:
[ 174.588203][ C0] NMI backtrace for cpu 0
[ 174.592564][ C0] CPU: 0 PID: 4196 Comm: syz-executor224 Not tainted 5.15.185-syzkaller #0
[ 174.601168][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 174.611246][ C0] Call Trace:
[ 174.614543][ C0]
[ 174.617406][ C0] dump_stack_lvl+0x168/0x230
[ 174.622346][ C0] ? show_regs_print_info+0x20/0x20
[ 174.627581][ C0] ? load_image+0x3b0/0x3b0
[ 174.632125][ C0] nmi_cpu_backtrace+0x397/0x3d0
[ 174.637106][ C0] ? nmi_trigger_cpumask_backtrace+0x280/0x280
[ 174.643289][ C0] ? _printk+0xcc/0x110
[ 174.647473][ C0] ? cpu_online+0x1d/0x30
[ 174.651833][ C0] ? load_image+0x3b0/0x3b0
[ 174.656366][ C0] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 174.662463][ C0] nmi_trigger_cpumask_backtrace+0x163/0x280
[ 174.668470][ C0] rcu_check_gp_kthread_starvation+0x1cd/0x250
[ 174.674655][ C0] print_other_cpu_stall+0x10c8/0x1220
[ 174.680147][ C0] ? print_cpu_stall+0x5f0/0x5f0
[ 174.685205][ C0] ? ktime_get+0x7b/0x270
[ 174.689569][ C0] ? __lock_acquire+0x7c60/0x7c60
[ 174.694630][ C0] rcu_sched_clock_irq+0x831/0x1110
[ 174.699863][ C0] ? rcutree_dead_cpu+0x20/0x20
[ 174.704740][ C0] ? account_process_tick+0x227/0x3a0
[ 174.710139][ C0] update_process_times+0x193/0x200
[ 174.715372][ C0] tick_sched_timer+0x37d/0x560
[ 174.720354][ C0] __hrtimer_run_queues+0x4fe/0xc40
[ 174.725588][ C0] ? tick_setup_sched_timer+0x2c0/0x2c0
[ 174.731175][ C0] ? hrtimer_interrupt+0x8d0/0x8d0
[ 174.736315][ C0] ? ktime_get_update_offsets_now+0x3ce/0x3e0
[ 174.742412][ C0] hrtimer_interrupt+0x3bb/0x8d0
[ 174.747398][ C0] __sysvec_apic_timer_interrupt+0x137/0x4a0
[ 174.753411][ C0] sysvec_apic_timer_interrupt+0x9b/0xc0
[ 174.759071][ C0]
[ 174.762025][ C0]
[ 174.764975][ C0] asm_sysvec_apic_timer_interrupt+0x16/0x20
[ 174.770988][ C0] RIP: 0010:_raw_spin_unlock_irq+0x25/0x40
[ 174.776832][ C0] Code: f6 ff 0f 1f 00 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 8e 9a b1 f7 48 89 df e8 56 6f b2 f7 e8 a1 13 d3 f7 fb bf 01 00 00 00 86 93 a6 f7 65 8b 05 27 a3 57 76 85 c0 74 02 5b c3 e8 d4 ad 55
[ 174.796603][ C0] RSP: 0018:ffffc90002f7fbc0 EFLAGS: 00000282
[ 174.802795][ C0] RAX: 50b1ab07aa66ff00 RBX: ffff888027d6ef00 RCX: 50b1ab07aa66ff00
[ 174.810976][ C0] RDX: dffffc0000000000 RSI: ffffffff8a0b11c0 RDI: 0000000000000001
[ 174.818998][ C0] RBP: 0000000000000000 R08: dffffc0000000000 R09: ffffed1004fadde1
[ 174.827031][ C0] R10: ffffed1004fadde1 R11: 1ffff11004fadde0 R12: ffff888027d6ef00
[ 174.835041][ C0] R13: 0000000000000021 R14: dffffc0000000000 R15: 000000001c000004
[ 174.843070][ C0] get_signal+0x11d6/0x12c0
[ 174.847622][ C0] arch_do_signal_or_restart+0xc1/0x1300
[ 174.853508][ C0] ? _copy_from_user+0x111/0x170
[ 174.858577][ C0] ? __ia32_sys_rt_sigreturn+0x660/0x790
[ 174.864253][ C0] ? load_gs_index+0x120/0x120
[ 174.869050][ C0] ? get_sigframe_size+0x10/0x10
[ 174.874049][ C0] ? exit_to_user_mode_loop+0x3b/0x130
[ 174.879738][ C0] exit_to_user_mode_loop+0x9e/0x130
[ 174.885179][ C0] exit_to_user_mode_prepare+0xb1/0x140
[ 174.890763][ C0] syscall_exit_to_user_mode+0x16/0x40
[ 174.896259][ C0] do_syscall_64+0x58/0xa0
[ 174.900694][ C0] ? clear_bhb_loop+0x30/0x80
[ 174.905399][ C0] ? clear_bhb_loop+0x30/0x80
[ 174.910100][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 174.916022][ C0] RIP: 0033:0x7f56a6406219
[ 174.920464][ C0] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 91 1a 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 01 48
[ 174.940092][ C0] RSP: 002b:00007ffe0c745ea8 EFLAGS: 00000246
[ 174.946283][ C0] RAX: fffffffffffffff2 RBX: 0000000000000003 RCX: 00007f56a6406219
[ 174.954280][ C0] RDX: 00007f56a6406219 RSI: 000020000006b000 RDI: 0000000000000000
[ 174.962272][ C0] RBP: 0000000000000000 R08: 00007ffe0c745ee0 R09: 00007ffe0c745ee0
[ 174.970274][ C0] R10: 00007ffe0c745ee0 R11: 0000000000000246 R12: 00007f56a645a198
[ 174.978269][ C0] R13: 0000000000000000 R14: 431bde82d7b634db R15: 00007ffe0c745f00
[ 174.986281][ C0]