Warning: Permanently added '10.128.1.227' (ED25519) to the list of known hosts.
2025/11/08 23:12:10 ignoring optional flag "type"="gce"
2025/11/08 23:12:10 parsed 1 programs
2025/11/08 23:12:10 executed programs: 0
[ 48.887151][ T2003] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 49.456524][ T2008] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 49.463883][ T2008] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 49.471170][ T2008] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 49.478664][ T2008] netdevsim netdevsim0 netdevsim3: renamed from eth3
2034/05/12 20:37:24 executed programs: 2
[ 111.308774][ T1080] udevd[1080]: worker [2104] /devices/virtual/block/loop0 is taking a long time
[ 151.262184][ C1] rcu: INFO: rcu_sched detected stalls on CPUs/tasks:
[ 151.268966][ C1] rcu: 0-...0: (0 ticks this GP) idle=6cb/1/0x4000000000000000 softirq=3891/3892 fqs=5000
[ 151.279026][ C1] (detected by 1, t=10002 jiffies, g=1877, q=2486)
[ 151.285597][ C1] Sending NMI from CPU 1 to CPUs 0:
[ 151.290784][ C0] NMI backtrace for cpu 0
[ 151.290796][ C0] CPU: 0 PID: 2104 Comm: udevd Not tainted syzkaller #0
[ 151.290808][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 151.290817][ C0] RIP: 0010:lock_release+0x38/0x220
[ 151.290839][ C0] Code: 48 83 ec 10 65 48 8b 04 25 28 00 00 00 48 89 44 24 08 31 c0 0f 1f 44 00 00 65 8b 05 d2 37 e3 7e 89 c0 48 0f a3 05 28 ed 7c 02 <0f> 82 6e 01 00 00 8b 3d 18 fe 7c 02 85 ff 0f 84 e8 00 00 00 65 8b
[ 151.290850][ C0] RSP: 0000:ffffc90000003eb8 EFLAGS: 00000047
[ 151.290859][ C0] RAX: 0000000000000000 RBX: 0000000000000002 RCX: ffffffff812254b5
[ 151.290866][ C0] RDX: ffff8881019f51c0 RSI: ffffffff812254e9 RDI: ffff888237c1dd98
[ 151.290874][ C0] RBP: ffff888237c1dd98 R08: ffff888237c1ded0 R09: 0000000000000000
[ 151.290882][ C0] R10: 0000000000000000 R11: ffffffffffdeb7ba R12: ffffffff8223d0b0
[ 151.290889][ C0] R13: ffffffff812254e9 R14: ffff888237c1dd80 R15: 0000000084dbd201
[ 151.290897][ C0] FS: 00007fca80ffd880(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000
[ 151.290907][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 151.290915][ C0] CR2: 00007fca81115140 CR3: 000000010fa33000 CR4: 00000000003506f0
[ 151.290925][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 151.290932][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 151.290942][ C0] Call Trace:
[ 151.290946][ C0]
[ 151.290949][ C0] ? taprio_dump+0x460/0x460
[ 151.290969][ C0] _raw_spin_unlock_irqrestore+0x16/0x40
[ 151.290998][ C0] __hrtimer_run_queues+0x199/0x4a0
[ 151.291012][ C0] hrtimer_interrupt+0x124/0x2a0
[ 151.291024][ C0] __sysvec_apic_timer_interrupt+0x63/0x100
[ 151.291039][ C0] sysvec_apic_timer_interrupt+0x6d/0x90
[ 151.291055][ C0]
[ 151.291058][ C0]
[ 151.291061][ C0] asm_sysvec_apic_timer_interrupt+0x16/0x20
[ 151.291078][ C0] RIP: 0010:write_comp_data+0x13/0x90
[ 151.291092][ C0] Code: 00 48 8b 80 d0 14 00 00 c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 49 89 f2 65 8b 05 36 6d d8 7e 65 48 8b 34 25 80 af 01 00 00 01 ff 00 74 1f f6 c4 01 74 19 a9 00 00 0f 00 75 12 a9 00 00
[ 151.291103][ C0] RSP: 0000:ffffc900017d7d30 EFLAGS: 00000246
[ 151.291111][ C0] RAX: 0000000080000000 RBX: 0000000000000000 RCX: ffffffff81319e10
[ 151.291118][ C0] RDX: 0000000000000000 RSI: ffff8881019f51c0 RDI: 0000000000000007
[ 151.291126][ C0] RBP: ffffea0008ff9c00 R08: 0000000000020015 R09: 0000000000000000
[ 151.291133][ C0] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 151.291140][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 00000000000000bb
[ 151.291147][ C0] ? filemap_map_pages+0x2a0/0x760
[ 151.291163][ C0] filemap_map_pages+0x2a0/0x760
[ 151.291178][ C0] ? next_uptodate_page+0x5a0/0x5a0
[ 151.291192][ C0] __handle_mm_fault+0x119a/0x15d0
[ 151.291206][ C0] ? user_path_at_empty+0x4d/0x60
[ 151.291219][ C0] handle_mm_fault+0x1ad/0x470
[ 151.291231][ C0] exc_page_fault+0x3d1/0xdf0
[ 151.291245][ C0] ? __context_tracking_enter+0xce/0x130
[ 151.291259][ C0] asm_exc_page_fault+0x22/0x30
[ 151.291274][ C0] RIP: 0033:0x7fca81115140
[ 151.291284][ C0] Code: 89 f9 83 e1 0f d3 fa 0f 84 a1 fd ff ff 66 0f 74 c8 66 0f d7 c1 d3 f8 8d 4a ff 31 d1 21 c8 74 06 0f bd c0 48 01 f8 c3 0f 1f 00 <0f> b6 06 84 c0 0f 84 9c 01 00 00 0f b6 56 01 84 d2 0f 84 b9 00 00
[ 151.291294][ C0] RSP: 002b:00007ffd54742f98 EFLAGS: 00010246
[ 151.291302][ C0] RAX: 0000000000000000 RBX: 00007ffd54743960 RCX: 6b7369645f656c6f
[ 151.291310][ C0] RDX: 0000000000000000 RSI: 000055d9a21507d2 RDI: 00007ffd54743960
[ 151.291317][ C0] RBP: 000055d9a21507d2 R08: 00007ffd54743d60 R09: 0000000000000000
[ 151.291324][ C0] R10: 00007ffd54743031 R11: 0000000000000001 R12: 000055d9a718b320
[ 151.291332][ C0] R13: 000055d9a71905f0 R14: 000055d9a717b6f8 R15: 000055d9a2157bcc
[ 151.291340][ C0]
[ 152.042249][ T1427] rcu: INFO: rcu_sched detected expedited stalls on CPUs/tasks: { 0-... } 10079 jiffies s: 849 root: 0x1/.
[ 152.053673][ T1427] rcu: blocking rcu_node structures (internal RCU debug):
[ 152.060774][ T1427] Task dump for CPU 0:
[ 152.064828][ T1427] task:udevd state:R running task stack:14256 pid: 2104 ppid: 1080 flags:0x00000008
[ 152.075587][ T1427] Call Trace:
[ 152.078849][ T1427]
[ 152.081769][ T1427] ? filemap_map_pages+0x2a0/0x760
[ 152.086886][ T1427] ? write_comp_data+0x13/0x90
[ 152.091638][ T1427] ? filemap_map_pages+0x2a0/0x760
[ 152.096757][ T1427] ? next_uptodate_page+0x5a0/0x5a0
[ 152.101946][ T1427] ? __handle_mm_fault+0x119a/0x15d0
[ 152.107238][ T1427] ? user_path_at_empty+0x4d/0x60
[ 152.112266][ T1427] ? handle_mm_fault+0x1ad/0x470
[ 152.117202][ T1427] ? exc_page_fault+0x3d1/0xdf0
[ 152.122041][ T1427] ? __context_tracking_enter+0xce/0x130
[ 152.127679][ T1427] ? asm_exc_page_fault+0x22/0x30
[ 152.132707][ T1427]