[ 120.449326][ T31] audit: type=1400 audit(1786006455.518:189): avc: denied { write } for pid=5943 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=1775 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 120.537325][ T31] audit: type=1400 audit(1786006455.608:190): avc: denied { write } for pid=5954 comm="rm" name="hook-state" dev="tmpfs" ino=1775 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 121.016881][ T31] audit: type=1400 audit(1786006456.088:191): avc: denied { write } for pid=5957 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=1775 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 121.098194][ T31] audit: type=1400 audit(1786006456.168:192): avc: denied { write } for pid=5968 comm="rm" name="hook-state" dev="tmpfs" ino=1775 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 Warning: Permanently added '10.128.0.211' (ED25519) to the list of known hosts. [ 226.501116][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 226.508153][ C0] rcu: 1-...!: (1 GPs behind) idle=3f9c/1/0x4000000000000000 softirq=19356/19360 fqs=0 [ 226.518647][ C0] rcu: (detected by 0, t=10502 jiffies, g=18425, q=468 ncpus=2) [ 226.526366][ C0] Sending NMI from CPU 0 to CPUs 1: [ 226.526398][ C1] NMI backtrace for cpu 1 [ 226.526413][ C1] CPU: 1 UID: 0 PID: 5980 Comm: syz-executor203 Not tainted syzkaller #0 PREEMPT(full) [ 226.526442][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 226.526455][ C1] RIP: 0010:check_preemption_disabled+0x1/0xe0 [ 226.526492][ C1] Code: 20 1c 2c 8c 48 c7 c6 60 1c 2c 8c eb 1c 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 <41> 57 41 56 53 65 8b 05 f7 5d 96 07 65 8b 0d ec 5d 96 07 f7 c1 ff [ 226.526509][ C1] RSP: 0018:ffffc90000a08d48 EFLAGS: 00000046 [ 226.526528][ C1] RAX: 0000000000000001 RBX: 0000000000000001 RCX: 0000000080010002 [ 226.526542][ C1] RDX: ffff88801df18000 RSI: ffffffff8e2bd927 RDI: ffffffff8c2c1c80 [ 226.526558][ C1] RBP: 00000000ffffffff R08: ffffffff9a7daceb R09: 1ffffffff34fb59d [ 226.526573][ C1] R10: dffffc0000000000 R11: fffffbfff34fb59e R12: 0000000000000046 [ 226.526588][ C1] R13: ffff88801df18000 R14: ffff8880b87281d8 R15: 0000000000000001 [ 226.526605][ C1] FS: 000055559537c400(0000) GS:ffff888125282000(0000) knlGS:0000000000000000 [ 226.526623][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 226.526638][ C1] CR2: 00007f76e9b9912d CR3: 000000007510c000 CR4: 0000000000350ef0 [ 226.526655][ C1] Call Trace: [ 226.526664][ C1] [ 226.526673][ C1] lock_is_held_type+0xdf/0x150 [ 226.526703][ C1] __remove_hrtimer+0x82/0x3e0 [ 226.526740][ C1] __hrtimer_run_queues+0x295/0xa10 [ 226.526780][ C1] hrtimer_interrupt+0x448/0x910 [ 226.526825][ C1] __sysvec_apic_timer_interrupt+0x102/0x430 [ 226.526855][ C1] sysvec_apic_timer_interrupt+0xa1/0xc0 [ 226.526882][ C1] [ 226.526889][ C1] [ 226.526897][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 226.526921][ C1] RIP: 0010:_raw_spin_unlock_irqrestore+0x47/0x80 [ 226.526948][ C1] Code: f7 e8 dd 08 ec f5 f7 c3 00 02 00 00 74 05 e8 d0 68 17 f6 9c 58 a9 00 02 00 00 75 27 f7 c3 00 02 00 00 74 01 fb bf 01 00 00 00 54 47 dd f5 65 8b 05 ed c4 93 07 85 c0 74 18 5b 41 5e e9 bc 25 [ 226.526964][ C1] RSP: 0018:ffffc900039dfc08 EFLAGS: 00000206 [ 226.526982][ C1] RAX: 0000000000000006 RBX: 0000000000000246 RCX: 0000000080000001 [ 226.526996][ C1] RDX: 0000000000000007 RSI: ffffffff8e03ecd2 RDI: 0000000000000001 [ 226.527009][ C1] RBP: ffffc900039dfd30 R08: ffffffff90370737 R09: 1ffffffff206e0e6 [ 226.527025][ C1] R10: dffffc0000000000 R11: fffffbfff206e0e7 R12: 0000000000000000 [ 226.527040][ C1] R13: dffffc0000000000 R14: ffff8880b86281c0 R15: ffff8880b86281c0 [ 226.527067][ C1] clock_was_set+0x62b/0x7e0 [ 226.527097][ C1] ? srso_alias_return_thunk+0x5/0xfbef5 [ 226.527126][ C1] ? __pfx_clock_was_set+0x10/0x10 [ 226.527153][ C1] ? srso_alias_return_thunk+0x5/0xfbef5 [ 226.527179][ C1] ? _raw_spin_unlock_irqrestore+0x30/0x80 [ 226.527203][ C1] ? srso_alias_return_thunk+0x5/0xfbef5 [ 226.527231][ C1] do_settimeofday64+0x34e/0x590 [ 226.527257][ C1] ? __pfx_do_settimeofday64+0x10/0x10 [ 226.527282][ C1] ? srso_alias_return_thunk+0x5/0xfbef5 [ 226.527307][ C1] ? security_settime64+0x76/0x270 [ 226.527342][ C1] ? srso_alias_return_thunk+0x5/0xfbef5 [ 226.527367][ C1] ? do_sys_settimeofday64+0x163/0x260 [ 226.527396][ C1] __x64_sys_clock_settime+0x253/0x2a0 [ 226.527433][ C1] ? __pfx___x64_sys_clock_settime+0x10/0x10 [ 226.527462][ C1] ? srso_alias_return_thunk+0x5/0xfbef5 [ 226.527492][ C1] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 226.527515][ C1] do_syscall_64+0x174/0x580 [ 226.527543][ C1] ? trace_irq_disable+0x3b/0x140 [ 226.527569][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 226.527591][ C1] RIP: 0033:0x7f76e9bbf5e1 [ 226.527611][ C1] Code: 89 02 b8 ff ff ff ff c3 48 c7 c0 d8 ff ff ff 64 c7 00 26 00 00 00 eb ea 90 48 81 7e 08 ff c9 9a 3b 77 2e b8 e3 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 07 c3 66 0f 1f 44 00 00 48 c7 c2 d8 ff ff ff [ 226.527627][ C1] RSP: 002b:00007ffdf8a1c698 EFLAGS: 00000293 ORIG_RAX: 00000000000000e3 [ 226.527648][ C1] RAX: ffffffffffffffda RBX: 00007ffdf8a1c6b0 RCX: 00007f76e9bbf5e1 [ 226.527664][ C1] RDX: 000000006a744bb8 RSI: 00007ffdf8a1c6b0 RDI: 0000000000000000 [ 226.527678][ C1] RBP: 00007ffdf8a1c6e0 R08: 00000000220c445d R09: 3fffffffffffffff [ 226.527693][ C1] R10: 4000000000000000 R11: 0000000000000293 R12: 0000000000000026 [ 226.527707][ C1] R13: 0000000000000002 R14: 00007f76e9c47cc0 R15: 0000000000000002 [ 226.527730][ C1] [ 226.528391][ C0] rcu: rcu_preempt kthread starved for 10502 jiffies! g18425 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 226.964013][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 226.973977][ C0] rcu: RCU grace-period kthread stack dump: [ 226.979851][ C0] task:rcu_preempt state:R running task stack:28176 pid:16 tgid:16 ppid:2 task_flags:0x208040 flags:0x00080000 [ 226.993357][ C0] Call Trace: [ 226.996628][ C0] [ 226.999554][ C0] __schedule+0x17e7/0x5630 [ 227.004072][ C0] ? __lock_acquire+0x683/0x2cf0 [ 227.009012][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 227.014668][ C0] ? __pfx___schedule+0x10/0x10 [ 227.019528][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 227.025313][ C0] ? schedule+0x90/0x2b0 [ 227.029569][ C0] schedule+0x164/0x2b0 [ 227.033743][ C0] schedule_timeout+0x152/0x2c0 [ 227.038602][ C0] ? __pfx_schedule_timeout+0x10/0x10 [ 227.043975][ C0] ? __pfx_process_timeout+0x10/0x10 [ 227.049279][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 227.054923][ C0] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 227.060737][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 227.066375][ C0] ? prepare_to_swait_event+0x322/0x350 [ 227.071936][ C0] rcu_gp_fqs_loop+0x30c/0x11f0 [ 227.076789][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 227.082421][ C0] ? lockdep_hardirqs_on+0x7a/0x110 [ 227.087631][ C0] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 227.093457][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 227.099093][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 227.104739][ C0] ? __pfx_rcu_gp_fqs_loop+0x10/0x10 [ 227.110025][ C0] ? _raw_spin_unlock_irq+0x2e/0x50 [ 227.115235][ C0] ? _raw_spin_unlock_irqrestore+0x30/0x80 [ 227.121045][ C0] rcu_gp_kthread+0x9e/0x2b0 [ 227.125642][ C0] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 227.130843][ C0] ? __kthread_parkme+0x71/0x1f0 [ 227.135793][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 227.141514][ C0] ? __kthread_parkme+0x196/0x1f0 [ 227.146554][ C0] kthread+0x388/0x470 [ 227.150620][ C0] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 227.155813][ C0] ? __pfx_kthread+0x10/0x10 [ 227.160408][ C0] ret_from_fork+0x514/0xb70 [ 227.165009][ C0] ? __pfx_ret_from_fork+0x10/0x10 [ 227.170122][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 227.175754][ C0] ? __switch_to+0xc89/0x1420 [ 227.180442][ C0] ? __pfx_kthread+0x10/0x10 [ 227.185123][ C0] ret_from_fork_asm+0x1a/0x30 [ 227.189904][ C0] [ 227.192915][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 227.199227][ C0] CPU: 0 UID: 0 PID: 4978 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 227.208075][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 227.218121][ C0] RIP: 0010:smp_call_function_many_cond+0x11eb/0x15f0 [ 227.224888][ C0] Code: 1e 89 de 83 e6 01 31 ff e8 b2 f7 0b 00 83 e3 01 48 bb 00 00 00 00 00 fc ff df 75 07 e8 5e f3 0b 00 eb 37 f3 90 41 0f b6 04 1c <84> c0 75 10 41 f7 06 01 00 00 00 74 1e e8 43 f3 0b 00 eb e5 44 89 [ 227.244675][ C0] RSP: 0018:ffffc90003d5f560 EFLAGS: 00000293 [ 227.250759][ C0] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: ffff88807d74dd00 [ 227.258737][ C0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 227.266701][ C0] RBP: ffffc90003d5f6a8 R08: ffffffff90370737 R09: 1ffffffff206e0e6 [ 227.274752][ C0] R10: dffffc0000000000 R11: fffffbfff206e0e7 R12: 1ffff110170e81a9 [ 227.282723][ C0] R13: ffff8880b863c308 R14: ffff8880b8740d48 R15: 0000000000000001 [ 227.290692][ C0] FS: 00007f4b64f48880(0000) GS:ffff888125182000(0000) knlGS:0000000000000000 [ 227.299617][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 227.306192][ C0] CR2: 00007f34ad20da90 CR3: 000000007d84f000 CR4: 0000000000350ef0 [ 227.314160][ C0] Call Trace: [ 227.317431][ C0] [ 227.320359][ C0] ? __pfx_flush_tlb_func+0x10/0x10 [ 227.325582][ C0] ? __pfx_smp_call_function_many_cond+0x10/0x10 [ 227.331910][ C0] ? __mutex_unlock_slowpath+0x731/0x900 [ 227.337555][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 227.343191][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 227.348825][ C0] ? __pfx_flush_tlb_func+0x10/0x10 [ 227.354030][ C0] on_each_cpu_cond_mask+0x3f/0x80 [ 227.359142][ C0] flush_tlb_mm_range+0x5c4/0x1090 [ 227.364272][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 227.369904][ C0] ? up_write+0x19f/0x4a0 [ 227.374252][ C0] dup_mmap+0x1786/0x1d90 [ 227.378622][ C0] ? __pfx_dup_mmap+0x10/0x10 [ 227.383304][ C0] ? do_raw_spin_lock+0x12b/0x2f0 [ 227.388353][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 227.393998][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 227.399651][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 227.405298][ C0] copy_mm+0x11a/0x480 [ 227.409383][ C0] ? copy_process+0xd3c/0x4390 [ 227.414157][ C0] copy_process+0x1e3e/0x4390 [ 227.418856][ C0] ? copy_process+0xd3c/0x4390 [ 227.423651][ C0] ? __pfx_copy_process+0x10/0x10 [ 227.428707][ C0] kernel_clone+0x2d7/0x940 [ 227.433219][ C0] ? __local_bh_enable_ip+0xd0/0x130 [ 227.438516][ C0] ? __pfx_kernel_clone+0x10/0x10 [ 227.443573][ C0] __x64_sys_clone+0x1b6/0x230 [ 227.448360][ C0] ? __pfx___x64_sys_clone+0x10/0x10 [ 227.453687][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 227.459321][ C0] ? do_sock_setsockopt+0x185/0x1b0 [ 227.464527][ C0] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 227.470590][ C0] do_syscall_64+0x174/0x580 [ 227.475190][ C0] ? trace_irq_disable+0x3b/0x140 [ 227.480220][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 227.486155][ C0] RIP: 0033:0x7f4b648f1636 [ 227.490571][ C0] Code: 89 df e8 6d e8 f6 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 52 89 c5 85 c0 75 31 64 48 8b 04 25 10 00 00 [ 227.510172][ C0] RSP: 002b:00007ffe3f038ea0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 227.518586][ C0] RAX: ffffffffffffffda RBX: 00007ffe3f038ea8 RCX: 00007f4b648f1636 [ 227.526555][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 227.534532][ C0] RBP: 0000562d958b42c0 R08: 0000000000000000 R09: 0000562d95aea020 [ 227.542498][ C0] R10: 00007f4b64f48b50 R11: 0000000000000246 R12: 00007ffe3f039260 [ 227.550468][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 227.558459][ C0]