Warning: Permanently added '10.128.10.56' (ED25519) to the list of known hosts. 2025/04/14 11:11:34 ignoring optional flag "sandboxArg"="0" 2025/04/14 11:11:34 ignoring optional flag "type"="gce" 2025/04/14 11:11:34 parsed 1 programs 2025/04/14 11:11:34 executed programs: 0 [ 47.395214][ T1990] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 48.135095][ T1996] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 48.142902][ T1996] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 48.150732][ T1996] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 48.158289][ T1996] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 50.064331][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 50.072222][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 50.079709][ T1700] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 50.087144][ T66] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 50.095058][ T66] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 50.102588][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2033/10/16 08:36:23 executed programs: 2 [ 110.195190][ T1079] udevd[1079]: worker [2091] /devices/virtual/block/loop0 is taking a long time [ 150.155100][ C1] rcu: INFO: rcu_sched detected stalls on CPUs/tasks: [ 150.161893][ C1] rcu: 0-...!: (0 ticks this GP) idle=bbf/1/0x4000000000000000 softirq=4952/4952 fqs=0 [ 150.171827][ C1] (detected by 1, t=10002 jiffies, g=2601, q=3423) [ 150.178424][ C1] Sending NMI from CPU 1 to CPUs 0: [ 150.183673][ C0] NMI backtrace for cpu 0 [ 150.183682][ C0] CPU: 0 PID: 2091 Comm: udevd Not tainted 5.15.180-syzkaller #0 [ 150.183702][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 150.183717][ C0] RIP: 0010:rb_insert_color+0x6f/0x120 [ 150.183745][ C0] Code: 89 d0 49 83 c8 01 4c 89 01 48 8b 0a 48 89 08 48 83 e1 fc 48 89 3a 74 0f 48 3b 51 10 0f 84 b1 00 00 00 48 89 41 08 c3 48 89 06 48 8b 4a 10 48 85 c9 74 05 f6 01 01 74 1b 48 8b 48 10 48 39 f9 [ 150.183763][ C0] RSP: 0018:ffffc90000003ea8 EFLAGS: 00000002 [ 150.183777][ C0] RAX: ffffffff84db5280 RBX: ffffffff84db5280 RCX: ffffffff8197f9e6 [ 150.183790][ C0] RDX: 0000000000000001 RSI: ffff888237c1ded0 RDI: ffff88810ad88740 [ 150.183802][ C0] RBP: ffffffff84db5290 R08: 0000000000080000 R09: 0000000000000000 [ 150.183814][ C0] R10: 0000000000000000 R11: ffffffffffd0f483 R12: 184f64ccb0000000 [ 150.183827][ C0] R13: ffff88810ad88740 R14: 0000000000000001 R15: ffff888237c1ded0 [ 150.183839][ C0] FS: 00007ff97097ac80(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000 [ 150.183856][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.183870][ C0] CR2: 00007ff970e8f32c CR3: 000000010ec02000 CR4: 00000000003506f0 [ 150.183885][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 150.183897][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 150.183912][ C0] Call Trace: [ 150.183917][ C0] [ 150.183922][ C0] timerqueue_add+0x102/0x110 [ 150.183948][ C0] enqueue_hrtimer+0x7c/0xf0 [ 150.183970][ C0] __hrtimer_run_queues+0x492/0x4a0 [ 150.183991][ C0] hrtimer_interrupt+0x124/0x2a0 [ 150.184012][ C0] __sysvec_apic_timer_interrupt+0x63/0x100 [ 150.184042][ C0] sysvec_apic_timer_interrupt+0x6d/0x90 [ 150.184065][ C0] [ 150.184070][ C0] [ 150.184074][ C0] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 150.184100][ C0] RIP: 0010:__sanitizer_cov_trace_const_cmp8+0x0/0x20 [ 150.184124][ C0] Code: 2e 0f 1f 84 00 00 00 00 00 90 48 8b 0c 24 89 f2 89 fe bf 05 00 00 00 e9 9e fe ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 <48> 8b 0c 24 48 89 f2 48 89 fe bf 07 00 00 00 e9 7c fe ff ff 66 66 [ 150.184142][ C0] RSP: 0018:ffffc900018afd40 EFLAGS: 00000246 [ 150.184155][ C0] RAX: 0000000000000000 RBX: 0000000000000fe0 RCX: ffffffff8196990e [ 150.184167][ C0] RDX: ffff88810f448000 RSI: 0000000000000fe0 RDI: 0000000000000000 [ 150.184179][ C0] RBP: 0000000000004001 R08: 0000000000001000 R09: ffff888108387000 [ 150.184191][ C0] R10: 0000000000000000 R11: 0000000000000000 R12: 00007ff970b42130 [ 150.184203][ C0] R13: 0000000000000000 R14: ffff888108387020 R15: 0000000000000000 [ 150.184215][ C0] ? strncpy_from_user+0x2e/0x290 [ 150.184237][ C0] strncpy_from_user+0x4a/0x290 [ 150.184258][ C0] getname_flags.part.0+0x53/0x270 [ 150.184283][ C0] getname_flags+0x54/0x80 [ 150.184301][ C0] user_path_at_empty+0x2b/0x60 [ 150.184320][ C0] vfs_statx+0xcc/0x1f0 [ 150.184338][ C0] __do_sys_newfstatat+0x47/0xb0 [ 150.184357][ C0] ? __context_tracking_exit+0x9f/0x130 [ 150.184379][ C0] ? vtime_user_exit+0x6d/0xa0 [ 150.184396][ C0] ? __context_tracking_exit+0xd6/0x130 [ 150.184418][ C0] do_syscall_64+0x33/0xb0 [ 150.184435][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 150.184458][ C0] RIP: 0033:0x7ff970aa55f4 [ 150.184476][ C0] Code: 64 c7 00 09 00 00 00 83 c8 ff c3 48 89 f2 b9 00 01 00 00 48 89 fe bf 9c ff ff ff e9 00 00 00 00 41 89 ca b8 06 01 00 00 0f 05 <45> 31 c0 3d 00 f0 ff ff 76 10 48 8b 15 03 a8 0d 00 f7 d8 41 83 c8 [ 150.184494][ C0] RSP: 002b:00007ffdb32e6b98 EFLAGS: 00000206 ORIG_RAX: 0000000000000106 [ 150.184510][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff970aa55f4 [ 150.184523][ C0] RDX: 00007ffdb32e6bf8 RSI: 00007ff970b42130 RDI: 0000000000000009 [ 150.184535][ C0] RBP: 000056230283c3d0 R08: 0000000000000000 R09: 00007ff970b80c10 [ 150.184547][ C0] R10: 0000000000001000 R11: 0000000000000206 R12: 0000000000000009 [ 150.184559][ C0] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 [ 150.184570][ C0] [ 150.184667][ C1] rcu: rcu_sched kthread timer wakeup didn't happen for 10001 jiffies! g2601 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 [ 150.585855][ C1] rcu: Possible timer handling issue on cpu=0 timer-softirq=2237 [ 150.593682][ C1] rcu: rcu_sched kthread starved for 10002 jiffies! g2601 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0 [ 150.605018][ C1] rcu: Unless rcu_sched kthread gets sufficient CPU time, OOM is now expected behavior. [ 150.614908][ C1] rcu: RCU grace-period kthread stack dump: [ 150.620804][ C1] task:rcu_sched state:I stack:14312 pid: 12 ppid: 2 flags:0x00004000 [ 150.630036][ C1] Call Trace: [ 150.633329][ C1] [ 150.636261][ C1] __schedule+0x2c8/0x7d0 [ 150.640597][ C1] ? schedule_timeout+0x85/0x170 [ 150.645548][ C1] ? rcu_gp_init+0x450/0x450 [ 150.650147][ C1] schedule+0x53/0x90 [ 150.654152][ C1] schedule_timeout+0xde/0x170 [ 150.659020][ C1] ? destroy_timer_on_stack+0x20/0x20 [ 150.664396][ C1] rcu_gp_fqs_loop+0xe2/0x320 [ 150.669089][ C1] rcu_gp_kthread+0x77/0xe0 [ 150.673603][ C1] kthread+0x13a/0x160 [ 150.677686][ C1] ? set_kthread_struct+0x60/0x60 [ 150.682735][ C1] ret_from_fork+0x1f/0x30 [ 150.687191][ C1] [ 150.690212][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 150.696556][ C1] Sending NMI from CPU 1 to CPUs 0: [ 150.701861][ C0] NMI backtrace for cpu 0 [ 150.701869][ C0] CPU: 0 PID: 2091 Comm: udevd Not tainted 5.15.180-syzkaller #0 [ 150.701889][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 150.701899][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x20/0x40 [ 150.701925][ C0] Code: 56 29 90 fe fb 5d c3 0f 1f 00 55 48 89 fd 48 83 c7 18 53 48 89 f3 48 8b 74 24 10 e8 ba 03 90 fe 48 89 ef e8 32 29 90 fe 9c 58 c4 02 75 09 80 e7 02 74 01 fb 5b 5d c3 e8 3d d3 fe ff eb f0 66 [ 150.701943][ C0] RSP: 0018:ffffc90000003e88 EFLAGS: 00000046 [ 150.701957][ C0] RAX: 0000000000000046 RBX: 0000000000000002 RCX: ffffc90000003e4c [ 150.701969][ C0] RDX: 0000000000000001 RSI: ffffffff84eaca40 RDI: ffffffff84eaca28 [ 150.701982][ C0] RBP: ffffffff84eaca28 R08: 0000000000080000 R09: 0000000000000000 [ 150.701994][ C0] R10: 0000000000080000 R11: ffffffffffd0f483 R12: 0000000000000002 [ 150.702006][ C0] R13: ffffffff84eaca20 R14: 0000000000000002 R15: ffffffff84eaca28 [ 150.702019][ C0] FS: 00007ff97097ac80(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000 [ 150.702035][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.702049][ C0] CR2: 00007ff970e8f32c CR3: 000000010ec02000 CR4: 00000000003506f0 [ 150.702065][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 150.702076][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 150.702089][ C0] Call Trace: [ 150.702093][ C0] [ 150.702097][ C0] debug_object_activate+0x13d/0x190 [ 150.702118][ C0] ? lock_acquire+0x93/0x130 [ 150.702140][ C0] ? __hrtimer_run_queues+0x222/0x4a0 [ 150.702159][ C0] enqueue_hrtimer+0x23/0xf0 [ 150.702178][ C0] __hrtimer_run_queues+0x492/0x4a0 [ 150.702197][ C0] hrtimer_interrupt+0x124/0x2a0 [ 150.702217][ C0] __sysvec_apic_timer_interrupt+0x63/0x100 [ 150.702240][ C0] sysvec_apic_timer_interrupt+0x6d/0x90 [ 150.702263][ C0] [ 150.702267][ C0] [ 150.702271][ C0] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 150.702296][ C0] RIP: 0010:__sanitizer_cov_trace_const_cmp8+0x0/0x20 [ 150.702321][ C0] Code: 2e 0f 1f 84 00 00 00 00 00 90 48 8b 0c 24 89 f2 89 fe bf 05 00 00 00 e9 9e fe ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 <48> 8b 0c 24 48 89 f2 48 89 fe bf 07 00 00 00 e9 7c fe ff ff 66 66 [ 150.702344][ C0] RSP: 0018:ffffc900018afd40 EFLAGS: 00000246 [ 150.702358][ C0] RAX: 0000000000000000 RBX: 0000000000000fe0 RCX: ffffffff8196990e [ 150.702370][ C0] RDX: ffff88810f448000 RSI: 0000000000000fe0 RDI: 0000000000000000 [ 150.702382][ C0] RBP: 0000000000004001 R08: 0000000000001000 R09: ffff888108387000 [ 150.702394][ C0] R10: 0000000000000000 R11: 0000000000000000 R12: 00007ff970b42130 [ 150.702405][ C0] R13: 0000000000000000 R14: ffff888108387020 R15: 0000000000000000 [ 150.702418][ C0] ? strncpy_from_user+0x2e/0x290 [ 150.702439][ C0] strncpy_from_user+0x4a/0x290 [ 150.702460][ C0] getname_flags.part.0+0x53/0x270 [ 150.702485][ C0] getname_flags+0x54/0x80 [ 150.702502][ C0] user_path_at_empty+0x2b/0x60 [ 150.702521][ C0] vfs_statx+0xcc/0x1f0 [ 150.702539][ C0] __do_sys_newfstatat+0x47/0xb0 [ 150.702559][ C0] ? __context_tracking_exit+0x9f/0x130 [ 150.702580][ C0] ? vtime_user_exit+0x6d/0xa0 [ 150.702597][ C0] ? __context_tracking_exit+0xd6/0x130 [ 150.702619][ C0] do_syscall_64+0x33/0xb0 [ 150.702636][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 150.702660][ C0] RIP: 0033:0x7ff970aa55f4 [ 150.702674][ C0] Code: 64 c7 00 09 00 00 00 83 c8 ff c3 48 89 f2 b9 00 01 00 00 48 89 fe bf 9c ff ff ff e9 00 00 00 00 41 89 ca b8 06 01 00 00 0f 05 <45> 31 c0 3d 00 f0 ff ff 76 10 48 8b 15 03 a8 0d 00 f7 d8 41 83 c8 [ 150.702691][ C0] RSP: 002b:00007ffdb32e6b98 EFLAGS: 00000206 ORIG_RAX: 0000000000000106 [ 150.702708][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff970aa55f4 [ 150.702720][ C0] RDX: 00007ffdb32e6bf8 RSI: 00007ff970b42130 RDI: 0000000000000009 [ 150.702732][ C0] RBP: 000056230283c3d0 R08: 0000000000000000 R09: 00007ff970b80c10 [ 150.702744][ C0] R10: 0000000000001000 R11: 0000000000000206 R12: 0000000000000009 [ 150.702755][ C0] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 [ 150.702767][ C0] [ 152.085116][ T1034] rcu: INFO: rcu_sched detected expedited stalls on CPUs/tasks: { 0-... } 10191 jiffies s: 857 root: 0x1/. [ 152.096583][ T1034] rcu: blocking rcu_node structures (internal RCU debug): [ 152.103689][ T1034] Task dump for CPU 0: [ 152.107767][ T1034] task:udevd state:R running task stack:14256 pid: 2091 ppid: 1079 flags:0x00000008 [ 152.118586][ T1034] Call Trace: [ 152.121867][ T1034] [ 152.124823][ T1034] ? strncpy_from_user+0x2e/0x290 [ 152.129901][ T1034] ? __sanitizer_cov_trace_const_cmp4+0x20/0x20 [ 152.136193][ T1034] ? strncpy_from_user+0x4a/0x290 [ 152.141244][ T1034] ? getname_flags.part.0+0x53/0x270 [ 152.146588][ T1034] ? getname_flags+0x54/0x80 [ 152.151215][ T1034] ? user_path_at_empty+0x2b/0x60 [ 152.156347][ T1034] ? vfs_statx+0xcc/0x1f0 [ 152.160692][ T1034] ? __do_sys_newfstatat+0x47/0xb0 [ 152.165830][ T1034] ? __context_tracking_exit+0x9f/0x130 [ 152.171393][ T1034] ? vtime_user_exit+0x6d/0xa0 [ 152.176181][ T1034] ? __context_tracking_exit+0xd6/0x130 [ 152.181745][ T1034] ? do_syscall_64+0x33/0xb0 [ 152.186470][ T1034] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 152.192657][ T1034]