Warning: Permanently added '10.128.0.102' (ED25519) to the list of known hosts.
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[ 191.526873][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 191.534034][ C0] rcu: (detected by 0, t=10502 jiffies, g=9697, q=335 ncpus=2)
[ 191.541691][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10498 (4294956255-4294945757), jiffies_till_next_fqs=1, root ->qsmask 0x0
[ 191.555168][ C0] rcu: rcu_preempt kthread starved for 10498 jiffies! g9697 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
[ 191.566299][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[ 191.576286][ C0] rcu: RCU grace-period kthread stack dump:
[ 191.582249][ C0] task:rcu_preempt state:R running task stack:27224 pid:16 tgid:16 ppid:2 task_flags:0x208040 flags:0x00080000
[ 191.595825][ C0] Call Trace:
[ 191.599138][ C0]
[ 191.602091][ C0] __schedule+0x1798/0x4cc0
[ 191.606688][ C0] ? __lock_acquire+0xab9/0xd20
[ 191.611561][ C0] ? __pfx___schedule+0x10/0x10
[ 191.616489][ C0] ? schedule+0x91/0x360
[ 191.620805][ C0] schedule+0x165/0x360
[ 191.625000][ C0] schedule_timeout+0x12b/0x270
[ 191.629893][ C0] ? __pfx_schedule_timeout+0x10/0x10
[ 191.635291][ C0] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 191.641214][ C0] ? __pfx_process_timeout+0x10/0x10
[ 191.646621][ C0] ? prepare_to_swait_event+0x341/0x380
[ 191.652219][ C0] rcu_gp_fqs_loop+0x301/0x1540
[ 191.657108][ C0] ? lockdep_hardirqs_on+0x9c/0x150
[ 191.662334][ C0] ? __pfx_rcu_watching_snap_recheck+0x10/0x10
[ 191.668513][ C0] ? __pfx_rcu_gp_fqs_loop+0x10/0x10
[ 191.673823][ C0] ? _raw_spin_unlock_irq+0x2e/0x50
[ 191.679059][ C0] ? finish_swait+0xcd/0x1f0
[ 191.683684][ C0] rcu_gp_kthread+0x99/0x390
[ 191.688298][ C0] ? __pfx_rcu_gp_kthread+0x10/0x10
[ 191.693521][ C0] ? __kthread_parkme+0x7b/0x200
[ 191.698492][ C0] ? __kthread_parkme+0x1a1/0x200
[ 191.703552][ C0] kthread+0x711/0x8a0
[ 191.707662][ C0] ? __pfx_rcu_gp_kthread+0x10/0x10
[ 191.712887][ C0] ? __pfx_kthread+0x10/0x10
[ 191.717516][ C0] ? _raw_spin_unlock_irq+0x23/0x50
[ 191.722749][ C0] ? lockdep_hardirqs_on+0x9c/0x150
[ 191.727981][ C0] ? __pfx_kthread+0x10/0x10
[ 191.732607][ C0] ret_from_fork+0x4bc/0x870
[ 191.737232][ C0] ? __pfx_ret_from_fork+0x10/0x10
[ 191.742380][ C0] ? __switch_to_asm+0x39/0x70
[ 191.747161][ C0] ? __switch_to_asm+0x33/0x70
[ 191.751944][ C0] ? __pfx_kthread+0x10/0x10
[ 191.756634][ C0] ret_from_fork_asm+0x1a/0x30
[ 191.761442][ C0]
[ 191.764493][ C0] rcu: Stack dump where RCU GP kthread last ran:
[ 191.770878][ C0] CPU: 0 UID: 0 PID: 5867 Comm: modprobe Not tainted syzkaller #0 PREEMPT(full)
[ 191.780012][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 191.790087][ C0] RIP: 0010:smp_call_function_many_cond+0xd33/0x12d0
[ 191.796794][ C0] Code: 45 8b 2c 24 44 89 ee 83 e6 01 31 ff e8 e6 73 0b 00 41 83 e5 01 49 bd 00 00 00 00 00 fc ff df 75 07 e8 91 6f 0b 00 eb 38 f3 90 <42> 0f b6 04 2b 84 c0 75 11 41 f7 04 24 01 00 00 00 74 1e e8 75 6f
[ 191.816519][ C0] RSP: 0018:ffffc9000402f580 EFLAGS: 00000293
[ 191.822614][ C0] RAX: ffffffff81b4944b RBX: 1ffff11017127ffd RCX: ffff888054f05ac0
[ 191.830616][ C0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
[ 191.838611][ C0] RBP: ffffc9000402f700 R08: ffffffff8f7cee77 R09: 1ffffffff1ef9dce
[ 191.846696][ C0] R10: dffffc0000000000 R11: fffffbfff1ef9dcf R12: ffff8880b893ffe8
[ 191.854692][ C0] R13: dffffc0000000000 R14: ffff8880b883b240 R15: 0000000000000001
[ 191.862683][ C0] FS: 0000000000000000(0000) GS:ffff88812613b000(0000) knlGS:0000000000000000
[ 191.871664][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 191.878267][ C0] CR2: 00007fa00a32b6b0 CR3: 000000000dd38000 CR4: 00000000003526f0
[ 191.886262][ C0] Call Trace:
[ 191.889570][ C0]
[ 191.892521][ C0] ? __pfx_flush_tlb_func+0x10/0x10
[ 191.897782][ C0] ? __pfx_smp_call_function_many_cond+0x10/0x10
[ 191.904148][ C0] ? __pfx_flush_tlb_func+0x10/0x10
[ 191.909381][ C0] ? rcu_is_watching+0x15/0xb0
[ 191.914176][ C0] ? __pfx_flush_tlb_func+0x10/0x10
[ 191.919409][ C0] on_each_cpu_cond_mask+0x3f/0x80
[ 191.924555][ C0] flush_tlb_mm_range+0x6b1/0x12d0
[ 191.929716][ C0] ? free_pgd_range+0x144b/0x14c0
[ 191.934768][ C0] ? __pfx_flush_tlb_mm_range+0x10/0x10
[ 191.940363][ C0] tlb_flush_mmu+0x1a7/0x680
[ 191.944994][ C0] tlb_finish_mmu+0xc3/0x1d0
[ 191.949601][ C0] ? free_pgd_range+0x144b/0x14c0
[ 191.954681][ C0] free_ldt_pgtables+0x17b/0x320
[ 191.959659][ C0] ? __pfx_free_ldt_pgtables+0x10/0x10
[ 191.965165][ C0] ? down_read+0x1ad/0x2e0
[ 191.969611][ C0] exit_mmap+0x174/0xb40
[ 191.973904][ C0] ? uprobe_clear_state+0x20f/0x290
[ 191.979218][ C0] ? __pfx_exit_mmap+0x10/0x10
[ 191.984015][ C0] ? __mutex_unlock_slowpath+0x1a1/0x740
[ 191.989783][ C0] ? __pfx_exit_aio+0x10/0x10
[ 191.994494][ C0] ? uprobe_clear_state+0x27c/0x290
[ 191.999724][ C0] __mmput+0x118/0x430
[ 192.003817][ C0] exit_mm+0x1da/0x2c0
[ 192.007925][ C0] ? __pfx_exit_mm+0x10/0x10
[ 192.012543][ C0] ? hrtimer_try_to_cancel+0x3d9/0x420
[ 192.018033][ C0] ? rcu_is_watching+0x15/0xb0
[ 192.022829][ C0] do_exit+0x648/0x2300
[ 192.027106][ C0] ? count_memcg_event_mm+0x21/0x260
[ 192.032434][ C0] ? __pfx_do_exit+0x10/0x10
[ 192.037065][ C0] ? _raw_spin_unlock_irq+0x23/0x50
[ 192.042301][ C0] ? lockdep_hardirqs_on+0x9c/0x150
[ 192.047535][ C0] do_group_exit+0x21c/0x2d0
[ 192.052165][ C0] __x64_sys_exit_group+0x3f/0x40
[ 192.057220][ C0] x64_sys_call+0x21f7/0x2200
[ 192.061922][ C0] do_syscall_64+0xfa/0xfa0
[ 192.066457][ C0] ? lockdep_hardirqs_on+0x9c/0x150
[ 192.071784][ C0] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 192.077875][ C0] ? clear_bhb_loop+0x60/0xb0
[ 192.082581][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 192.088501][ C0] RIP: 0033:0x7fa00a32b6c5
[ 192.092962][ C0] Code: Unable to access opcode bytes at 0x7fa00a32b69b.
[ 192.099994][ C0] RSP: 002b:00007fff51ee4cf8 EFLAGS: 00000202 ORIG_RAX: 00000000000000e7
[ 192.108436][ C0] RAX: ffffffffffffffda RBX: 00007fa00a42cfe8 RCX: 00007fa00a32b6c5
[ 192.116428][ C0] RDX: 00000000000000e7 RSI: ffffffffffffff88 RDI: 0000000000000001
[ 192.124422][ C0] RBP: 0000000000000001 R08: 00007fff51ee4c88 R09: 0000000000000000
[ 192.132415][ C0] R10: 00007fff51ee4b20 R11: 0000000000000202 R12: 0000000000000000
[ 192.140407][ C0] R13: 0000000000000001 R14: 00007fa00a42b680 R15: 00007fa00a42d000
[ 192.148420][ C0]
[ 193.151942][ C0] sched: DL replenish lagged too much