Warning: Permanently added '10.128.1.17' (ED25519) to the list of known hosts. 2026/02/06 13:53:57 ignoring optional flag "type"="gce" 2026/02/06 13:53:57 parsed 1 programs [ 39.086343][ T24] kauditd_printk_skb: 18 callbacks suppressed [ 39.086352][ T24] audit: type=1400 audit(1770386037.230:92): avc: denied { unlink } for pid=317 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" 2026/02/06 13:53:57 executed programs: 0 [ 39.160744][ T317] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 39.206606][ T324] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.214903][ T324] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.222714][ T324] device bridge_slave_0 entered promiscuous mode [ 39.231227][ T324] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.238554][ T324] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.246517][ T324] device bridge_slave_1 entered promiscuous mode [ 39.275407][ T324] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.283452][ T324] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.291118][ T324] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.298378][ T324] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.314994][ T49] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.322586][ T49] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.330945][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 39.339461][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.349261][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 39.358996][ T49] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.366799][ T49] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.376638][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 39.385927][ T49] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.395240][ T49] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.408139][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 39.418363][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 39.434409][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 39.445773][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 39.455100][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 39.463786][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 39.472253][ T324] device veth0_vlan entered promiscuous mode [ 39.482779][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 39.493006][ T324] device veth1_macvtap entered promiscuous mode [ 39.503490][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 39.513866][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 39.537498][ T24] audit: type=1400 audit(1770386037.680:93): avc: denied { read write } for pid=328 comm="syz-executor.0" name="vga_arbiter" dev="devtmpfs" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:xserver_misc_device_t tclass=chr_file permissive=1 [ 39.565078][ T24] audit: type=1400 audit(1770386037.700:94): avc: denied { open } for pid=328 comm="syz-executor.0" path="/dev/vga_arbiter" dev="devtmpfs" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:xserver_misc_device_t tclass=chr_file permissive=1 2026/02/06 13:54:02 executed programs: 787 2026/02/06 13:54:07 executed programs: 1643 2026/02/06 13:54:12 executed programs: 2484 2026/02/06 13:54:17 executed programs: 3332 2026/02/06 13:54:22 executed programs: 4196 2026/02/06 13:54:27 executed programs: 5037 [ 171.522806][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 171.530411][ C1] rcu: 0-...!: (0 ticks this GP) idle=e46/1/0x4000000000000000 softirq=28237/28237 fqs=0 last_accelerate: a65f/cd75 dyntick_enabled: 1 [ 171.544883][ C1] (detected by 1, t=10005 jiffies, g=16629, q=262) [ 171.551814][ C1] Sending NMI from CPU 1 to CPUs 0: [ 171.558093][ C1] NMI backtrace for cpu 0 [ 171.558102][ C1] CPU: 0 PID: 16561 Comm: syz-executor.0 Not tainted syzkaller #0 [ 171.558108][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 171.558112][ C1] RIP: 0010:kasan_check_range+0x224/0x2a0 [ 171.558123][ C1] Code: 4c 89 fb 48 c1 eb 20 84 db 75 7b 4c 89 fb 48 c1 eb 28 84 db 75 77 49 c1 ef 30 bb 07 00 00 00 45 84 ff 75 70 4d 01 f3 49 01 db <4d> 89 dc 4d 85 db 74 95 4d 01 d1 4d 39 cc 75 0d 41 83 e0 07 4d 0f [ 171.558128][ C1] RSP: 0018:ffffc90003f27c58 EFLAGS: 00000002 [ 171.558136][ C1] RAX: 0000000000000001 RBX: ffffffffffffffff RCX: ffffffff84828ae5 [ 171.558141][ C1] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffffffff86f0f000 [ 171.558145][ C1] RBP: ffffc90003f27c80 R08: ffffffff86f0f003 R09: 1ffffffff0de1e00 [ 171.558150][ C1] R10: dffffc0000000000 R11: fffffbfff0de1e00 R12: 0000000000000001 [ 171.558155][ C1] R13: dffffc0000000001 R14: 1ffffffff0de1e00 R15: ffffc90003f27cc0 [ 171.558160][ C1] FS: 00005555813f7480(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 171.558164][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 171.558169][ C1] CR2: 00007fed59900d58 CR3: 000000011a6e6000 CR4: 00000000003506b0 [ 171.558174][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 171.558179][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 171.558182][ C1] Call Trace: [ 171.558185][ C1] __kasan_check_write+0x14/0x20 [ 171.558188][ C1] _raw_spin_lock_irqsave+0xb5/0x130 [ 171.558192][ C1] ? _raw_spin_lock+0xf0/0xf0 [ 171.558195][ C1] ? __fsnotify_parent+0x6d2/0x7c0 [ 171.558198][ C1] vga_arb_release+0x20e/0x930 [ 171.558202][ C1] ? vga_arb_open+0x220/0x220 [ 171.558205][ C1] __fput+0x2fb/0x770 [ 171.558207][ C1] ____fput+0x15/0x20 [ 171.558210][ C1] task_work_run+0x127/0x190 [ 171.558214][ C1] exit_to_user_mode_loop+0xcb/0xe0 [ 171.558217][ C1] exit_to_user_mode_prepare+0x76/0xa0 [ 171.558221][ C1] syscall_exit_to_user_mode+0x1d/0x40 [ 171.558224][ C1] do_syscall_64+0x3d/0x40 [ 171.558228][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 171.558231][ C1] RIP: 0033:0x7fed59db24de [ 171.558241][ C1] Code: 08 0f 85 55 ed ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 90 41 57 41 56 4d 89 c6 41 55 4d 89 cd 41 54 55 53 48 83 ec 08 [ 171.558245][ C1] RSP: 002b:00007ffd97e67248 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 171.558254][ C1] RAX: 0000000000000000 RBX: 00005555813f7480 RCX: 00007fed59db24de [ 171.558258][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 171.558263][ C1] RBP: 0000000000000032 R08: 0000000000000000 R09: 0000000000000000 [ 171.558268][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fed59922418 [ 171.558273][ C1] R13: ffffffffffffffff R14: 00007fed59922000 R15: 0000000000011712 [ 171.558288][ C1] rcu: rcu_preempt kthread starved for 10005 jiffies! g16629 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0 [ 171.873556][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 171.883855][ C1] rcu: RCU grace-period kthread stack dump: [ 171.890353][ C1] task:rcu_preempt state:I stack: 0 pid: 13 ppid: 2 flags:0x00004000 [ 171.900082][ C1] Call Trace: [ 171.903478][ C1] __schedule+0xb53/0x1320 [ 171.908264][ C1] ? __sched_text_start+0x8/0x8 [ 171.913591][ C1] ? __mod_timer+0x7da/0xb50 [ 171.918651][ C1] schedule+0x13c/0x1d0 [ 171.923445][ C1] schedule_timeout+0x159/0x330 [ 171.928737][ C1] ? console_conditional_schedule+0x10/0x10 [ 171.934709][ C1] ? _raw_spin_lock_irqsave+0xc2/0x130 [ 171.940806][ C1] ? run_local_timers+0x160/0x160 [ 171.946638][ C1] ? prepare_to_swait_event+0x320/0x340 [ 171.952659][ C1] rcu_gp_kthread+0x1045/0x2730 [ 171.958405][ C1] ? rcu_barrier_callback+0x50/0x50 [ 171.963989][ C1] ? __kasan_check_read+0x11/0x20 [ 171.969192][ C1] ? __kthread_parkme+0xb9/0x1c0 [ 171.974496][ C1] kthread+0x346/0x3d0 [ 171.978919][ C1] ? rcu_barrier_callback+0x50/0x50 [ 171.984728][ C1] ? kthread_blkcg+0xd0/0xd0 [ 171.989487][ C1] ret_from_fork+0x1f/0x30 [ 309.074558][ C1] watchdog: BUG: soft lockup - CPU#1 stuck for 123s! [kworker/u4:2:49] [ 309.083098][ C1] Modules linked in: [ 309.087048][ C1] CPU: 1 PID: 49 Comm: kworker/u4:2 Not tainted syzkaller #0 [ 309.094786][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 309.105049][ C1] Workqueue: events_unbound toggle_allocation_gate [ 309.112009][ C1] RIP: 0010:smp_call_function_single+0x211/0x490 [ 309.118862][ C1] Code: ff e8 13 88 0a 00 41 83 e6 01 49 bc 00 00 00 00 00 fc ff df 75 0a e8 4e 84 0a 00 e9 a4 00 00 00 f3 90 f7 44 24 48 01 00 00 00 <0f> 84 8f 00 00 00 e8 34 84 0a 00 eb e9 e8 8d 30 23 03 89 c3 41 89 [ 309.140423][ C1] RSP: 0018:ffffc900009e7720 EFLAGS: 00000202 [ 309.146750][ C1] RAX: ffffffff815a319c RBX: 0000000000000000 RCX: ffff888101db2780 [ 309.154896][ C1] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 309.163775][ C1] RBP: ffffc900009e7810 R08: ffff8881f7057647 R09: 1ffff1103ee0aec8 [ 309.172336][ C1] R10: dffffc0000000000 R11: ffffed103ee0aec9 R12: dffffc0000000000 [ 309.180885][ C1] R13: 0000000000000001 R14: 0000000000000001 R15: 1ffff9200013cee8 [ 309.189512][ C1] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 309.199221][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 309.205984][ C1] CR2: 00007fed598fffd0 CR3: 000000000640f000 CR4: 00000000003506a0 [ 309.214392][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 309.222787][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 309.231189][ C1] Call Trace: [ 309.234604][ C1] ? text_poke_sync+0x20/0x20 [ 309.240051][ C1] ? flush_smp_call_function_from_idle+0x190/0x190 [ 309.247217][ C1] ? text_poke_sync+0x20/0x20 [ 309.251998][ C1] smp_call_function_many_cond+0x90a/0xa00 [ 309.258227][ C1] ? text_poke_sync+0x20/0x20 [ 309.263164][ C1] ? flush_tlb_mm_range+0x220/0x2c0 [ 309.268678][ C1] ? smp_call_function_many+0x40/0x40 [ 309.274534][ C1] ? __kmalloc_track_caller+0xe5/0x320 [ 309.280601][ C1] ? __text_poke+0x5a2/0x630 [ 309.285776][ C1] ? text_poke_sync+0x20/0x20 [ 309.290727][ C1] on_each_cpu+0xab/0x180 [ 309.295434][ C1] ? text_poke+0x20/0x20 [ 309.299967][ C1] ? text_poke_loc_init+0x10f/0x5f0 [ 309.305252][ C1] ? smp_call_function+0x90/0x90 [ 309.310548][ C1] ? text_poke_finish+0x30/0x30 [ 309.315733][ C1] text_poke_bp_batch+0x1cb/0x5f0 [ 309.320764][ C1] ? text_poke_loc_init+0x5f0/0x5f0 [ 309.326477][ C1] ? __kasan_check_write+0x14/0x20 [ 309.331693][ C1] ? mutex_lock+0x92/0xf0 [ 309.336391][ C1] ? mutex_trylock+0xa0/0xa0 [ 309.341410][ C1] ? __kmalloc_track_caller+0xe5/0x320 [ 309.347115][ C1] ? __kasan_check_write+0x14/0x20 [ 309.352562][ C1] ? mutex_unlock+0x1c/0x40 [ 309.357327][ C1] text_poke_finish+0x1a/0x30 [ 309.363356][ C1] arch_jump_label_transform_apply+0x15/0x30 [ 309.369720][ C1] __jump_label_update+0x37c/0x3a0 [ 309.375087][ C1] jump_label_update+0x34c/0x3e0 [ 309.380369][ C1] static_key_enable_cpuslocked+0x126/0x240 [ 309.386857][ C1] static_key_enable+0x1a/0x30 [ 309.391793][ C1] toggle_allocation_gate+0xba/0x440 [ 309.397147][ C1] ? kfence_protect+0x1b0/0x1b0 [ 309.401985][ C1] ? finish_task_switch+0x12e/0x5a0 [ 309.407352][ C1] ? __switch_to_asm+0x34/0x60 [ 309.412452][ C1] ? __kasan_check_read+0x11/0x20 [ 309.417631][ C1] ? read_word_at_a_time+0x12/0x20 [ 309.423343][ C1] ? strscpy+0x9b/0x290 [ 309.427480][ C1] process_one_work+0x6e1/0xba0 [ 309.432505][ C1] worker_thread+0xa6a/0x13c0 [ 309.437360][ C1] ? _raw_spin_lock_irqsave+0xc2/0x130 [ 309.443257][ C1] kthread+0x346/0x3d0 [ 309.447503][ C1] ? worker_clr_flags+0x190/0x190 [ 309.453137][ C1] ? kthread_blkcg+0xd0/0xd0 [ 309.458203][ C1] ret_from_fork+0x1f/0x30 [ 309.463173][ C1] Sending NMI from CPU 1 to CPUs 0: [ 309.469361][ C1] NMI backtrace for cpu 0 [ 309.469368][ C1] CPU: 0 PID: 16561 Comm: syz-executor.0 Not tainted syzkaller #0 [ 309.469374][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 309.469378][ C1] RIP: 0010:vga_arb_release+0x24b/0x930 [ 309.469388][ C1] Code: 80 3c 38 00 74 08 4c 89 f7 e8 b1 8e f0 fe 4d 8b 36 49 81 fe c0 b0 81 86 74 26 49 8d 5e 10 48 89 d8 48 c1 e8 03 42 80 3c 38 00 <74> 08 48 89 df e8 8b 8e f0 fe 4c 3b 23 74 15 e8 e1 10 b6 fe eb b8 [ 309.469392][ C1] RSP: 0018:ffffc90003f27d70 EFLAGS: 00000046 [ 309.469401][ C1] RAX: 1ffff11020b72d72 RBX: ffff888105b96b90 RCX: 0000000000000001 [ 309.469405][ C1] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffffc90003f27cc0 [ 309.469410][ C1] RBP: ffffc90003f27df8 R08: 0000000000000003 R09: 0000000000000004 [ 309.469415][ C1] R10: dffffc0000000000 R11: fffff520007e4f98 R12: ffff888105bb6000 [ 309.469419][ C1] R13: ffff8881110ae418 R14: ffff888105b96b80 R15: dffffc0000000000 [ 309.469424][ C1] FS: 00005555813f7480(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 309.469428][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 309.469433][ C1] CR2: 00007fed59900d58 CR3: 000000011a6e6000 CR4: 00000000003506b0 [ 309.469438][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 309.469442][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 309.469445][ C1] Call Trace: [ 309.469448][ C1] ? vga_arb_open+0x220/0x220 [ 309.469451][ C1] __fput+0x2fb/0x770 [ 309.469453][ C1] ____fput+0x15/0x20 [ 309.469457][ C1] task_work_run+0x127/0x190 [ 309.469460][ C1] exit_to_user_mode_loop+0xcb/0xe0 [ 309.469463][ C1] exit_to_user_mode_prepare+0x76/0xa0 [ 309.469466][ C1] syscall_exit_to_user_mode+0x1d/0x40 [ 309.469469][ C1] do_syscall_64+0x3d/0x40 [ 309.469472][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 309.469475][ C1] RIP: 0033:0x7fed59db24de [ 309.469486][ C1] Code: 08 0f 85 55 ed ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 90 41 57 41 56 4d 89 c6 41 55 4d 89 cd 41 54 55 53 48 83 ec 08 [ 309.469490][ C1] RSP: 002b:00007ffd97e67248 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 309.469498][ C1] RAX: 0000000000000000 RBX: 00005555813f7480 RCX: 00007fed59db24de [ 309.469503][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 309.469508][ C1] RBP: 0000000000000032 R08: 0000000000000000 R09: 0000000000000000 [ 309.469513][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fed59922418 [ 309.469517][ C1] R13: ffffffffffffffff R14: 00007fed59922000 R15: 0000000000011712