Warning: Permanently added '10.128.0.7' (ED25519) to the list of known hosts.
2025/06/04 14:43:43 ignoring optional flag "sandboxArg"="0"
2025/06/04 14:43:44 parsed 1 programs
[ 55.634006][ T1493] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
2025/06/04 14:43:48 executed programs: 0
2025/06/04 14:43:55 executed programs: 10
[ 166.007129][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 166.014138][ C1] (detected by 1, t=10002 jiffies, g=5065, q=1018 ncpus=2)
[ 166.021495][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10003 (4294953844-4294943841), jiffies_till_next_fqs=1, root ->qsmask 0x0
[ 166.034931][ C1] rcu: rcu_preempt kthread starved for 10004 jiffies! g5065 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
[ 166.046016][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[ 166.055976][ C1] rcu: RCU grace-period kthread stack dump:
[ 166.061872][ C1] task:rcu_preempt state:R running task stack:14720 pid:14 ppid:2 flags:0x00004000
[ 166.072727][ C1] Call Trace:
[ 166.076002][ C1]
[ 166.078929][ C1] __schedule+0x568/0x840
[ 166.083271][ C1] ? rcu_barrier_callback+0x20/0x20
[ 166.088457][ C1] schedule+0x50/0xb0
[ 166.092512][ C1] schedule_timeout+0x111/0x180
[ 166.097358][ C1] ? update_process_times+0x80/0x80
[ 166.102552][ C1] rcu_gp_fqs_loop+0x185/0x510
[ 166.107303][ C1] ? do_raw_spin_unlock+0x55/0x100
[ 166.112607][ C1] ? rcu_barrier_callback+0x20/0x20
[ 166.117799][ C1] rcu_gp_kthread+0x18/0x100
[ 166.122392][ C1] kthread+0xcc/0xe0
[ 166.126278][ C1] ? kthread_blkcg+0x30/0x30
[ 166.130868][ C1] ret_from_fork+0x1f/0x30
[ 166.135274][ C1]
[ 166.138299][ C1] rcu: Stack dump where RCU GP kthread last ran:
[ 166.144622][ C1] Sending NMI from CPU 1 to CPUs 0:
[ 166.149828][ C0] NMI backtrace for cpu 0
[ 166.149839][ C0] CPU: 0 PID: 4019 Comm: syz.0.28 Not tainted 6.1.140-syzkaller #0
[ 166.149843][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 166.149845][ C0] RIP: 0010:__lock_acquire+0x145/0x4b0
[ 166.149858][ C0] Code: 58 4c 8b 44 24 48 48 8d 04 bf 89 d7 81 e7 ff 1f 00 00 4c 89 84 c3 08 0a 00 00 48 89 ac c3 10 0a 00 00 4c 89 b4 c3 18 0a 00 00 <41> c1 e5 0f 45 0f b7 c5 41 83 e4 03 41 c1 e4 10 45 09 c4 41 c1 e7
[ 166.149861][ C0] RSP: 0018:ffffc90001c13c08 EFLAGS: 00000002
[ 166.149864][ C0] RAX: 0000000000000000 RBX: ffff88810ef29b40 RCX: 0000000000000000
[ 166.149866][ C0] RDX: 0000000000000538 RSI: 0000000000000000 RDI: 0000000000000538
[ 166.149868][ C0] RBP: ffff88810ef34170 R08: ffffffff81123058 R09: 0000000000000000
[ 166.149870][ C0] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 166.149872][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[ 166.149874][ C0] FS: 00007fa542a056c0(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000
[ 166.149877][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 166.149879][ C0] CR2: 00007f0b81ef0e9c CR3: 000000010d37b000 CR4: 00000000003506f0
[ 166.149885][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 166.149887][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 166.149889][ C0] Call Trace:
[ 166.149891][ C0]
[ 166.149893][ C0] reacquire_held_locks+0xe2/0x130
[ 166.149898][ C0] ? __lock_timer+0xb8/0x100
[ 166.149902][ C0] lock_release+0x163/0x2c0
[ 166.149907][ C0] ? __lock_timer+0x23/0x100
[ 166.149909][ C0] ? __lock_timer+0x23/0x100
[ 166.149912][ C0] __lock_timer+0xf1/0x100
[ 166.149916][ C0] posixtimer_rearm+0x2b/0xe0
[ 166.149920][ C0] dequeue_signal+0x106/0x1e0
[ 166.149926][ C0] get_signal+0x398/0x750
[ 166.149932][ C0] arch_do_signal_or_restart+0x92/0x670
[ 166.149938][ C0] exit_to_user_mode_loop+0x6b/0xd0
[ 166.149943][ C0] exit_to_user_mode_prepare+0x64/0xb0
[ 166.149946][ C0] syscall_exit_to_user_mode+0x16/0x30
[ 166.149951][ C0] do_syscall_64+0x58/0xa0
[ 166.149954][ C0] ? clear_bhb_loop+0x60/0xb0
[ 166.149959][ C0] ? clear_bhb_loop+0x60/0xb0
[ 166.149961][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 166.149964][ C0] RIP: 0033:0x7fa541b8e967
[ 166.149971][ C0] Code: ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89
[ 166.149974][ C0] RSP: 002b:00007fa542a050e8 EFLAGS: 00000246
[ 166.149976][ C0] RAX: 00000000000000ca RBX: 00007fa541db5fa8 RCX: 00007fa541b8e969
[ 166.149978][ C0] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fa541db5fa8
[ 166.149980][ C0] RBP: 00007fa541db5fa0 R08: 0000000000000000 R09: 0000000000000000
[ 166.149981][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa541db5fac
[ 166.149983][ C0] R13: 0000000000000000 R14: 00007ffe33d83880 R15: 00007ffe33d83968
[ 166.149986][ C0]