Warning: Permanently added '10.128.0.227' (ED25519) to the list of known hosts. 2025/09/26 08:28:22 parsed 1 programs [ 93.945276][ T30] kauditd_printk_skb: 9 callbacks suppressed [ 93.945291][ T30] audit: type=1400 audit(1758875304.194:122): avc: denied { unlink } for pid=4922 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" [ 94.015335][ T4922] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 94.887748][ T30] audit: type=1400 audit(1758875305.134:123): avc: denied { mounton } for pid=4928 comm="syz-executor" path="/root/syzkaller.5ltI8W/syz-tmp/newroot/sys/kernel/debug" dev="debugfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:debugfs_t tclass=dir permissive=1 [ 94.914475][ T30] audit: type=1400 audit(1758875305.154:124): avc: denied { unmount } for pid=4928 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 96.028631][ T30] audit: type=1401 audit(1758875306.274:125): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 96.386121][ T4600] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 96.395423][ T4600] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 96.407388][ T4600] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 96.418683][ T4600] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 96.426648][ T4600] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 96.980586][ T4980] chnl_net:caif_netlink_parms(): no params data found [ 97.040238][ T4980] bridge0: port 1(bridge_slave_0) entered blocking state [ 97.047406][ T4980] bridge0: port 1(bridge_slave_0) entered disabled state [ 97.055007][ T4980] bridge_slave_0: entered allmulticast mode [ 97.063019][ T4980] bridge_slave_0: entered promiscuous mode [ 97.070563][ T4980] bridge0: port 2(bridge_slave_1) entered blocking state [ 97.078114][ T4980] bridge0: port 2(bridge_slave_1) entered disabled state [ 97.085595][ T4980] bridge_slave_1: entered allmulticast mode [ 97.092976][ T4980] bridge_slave_1: entered promiscuous mode [ 97.115399][ T4980] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 97.126540][ T4980] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 97.151245][ T4980] team0: Port device team_slave_0 added [ 97.158477][ T4980] team0: Port device team_slave_1 added [ 97.179059][ T4980] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 97.186633][ T4980] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 97.212610][ T4980] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 97.225226][ T4980] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 97.232243][ T4980] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 97.258823][ T4980] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 97.292768][ T4980] hsr_slave_0: entered promiscuous mode [ 97.298924][ T4980] hsr_slave_1: entered promiscuous mode [ 97.831314][ T4980] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 97.847849][ T4980] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 97.858515][ T4980] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 97.870141][ T4980] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 97.904466][ T4980] bridge0: port 2(bridge_slave_1) entered blocking state [ 97.911647][ T4980] bridge0: port 2(bridge_slave_1) entered forwarding state [ 97.919079][ T4980] bridge0: port 1(bridge_slave_0) entered blocking state [ 97.926247][ T4980] bridge0: port 1(bridge_slave_0) entered forwarding state [ 97.936950][ T3187] bridge0: port 1(bridge_slave_0) entered disabled state [ 97.945248][ T3187] bridge0: port 2(bridge_slave_1) entered disabled state [ 98.645495][ T4980] 8021q: adding VLAN 0 to HW filter on device bond0 [ 98.665136][ T4980] 8021q: adding VLAN 0 to HW filter on device team0 [ 98.680101][ T3187] bridge0: port 1(bridge_slave_0) entered blocking state [ 98.687263][ T3187] bridge0: port 1(bridge_slave_0) entered forwarding state [ 98.700662][ T3187] bridge0: port 2(bridge_slave_1) entered blocking state [ 98.707967][ T3187] bridge0: port 2(bridge_slave_1) entered forwarding state [ 99.362511][ T4980] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 99.400228][ T4980] veth0_vlan: entered promiscuous mode [ 99.413429][ T4980] veth1_vlan: entered promiscuous mode [ 99.865925][ T4980] veth0_macvtap: entered promiscuous mode [ 99.879696][ T4980] veth1_macvtap: entered promiscuous mode [ 99.902562][ T4980] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 99.919870][ T4980] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 100.642847][ T3699] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 100.650722][ T3699] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 100.688331][ T3699] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 100.696297][ T3699] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/09/26 08:28:31 executed programs: 0 [ 101.466772][ T2885] bridge_slave_1: left allmulticast mode [ 101.472534][ T2885] bridge_slave_1: left promiscuous mode [ 101.478648][ T2885] bridge0: port 2(bridge_slave_1) entered disabled state [ 101.511920][ T2885] bridge_slave_0: left allmulticast mode [ 101.517675][ T2885] bridge_slave_0: left promiscuous mode [ 101.523752][ T2885] bridge0: port 1(bridge_slave_0) entered disabled state [ 101.548008][ T3907] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 101.556173][ T3907] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 101.563955][ T3907] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 101.573132][ T3907] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 101.581136][ T3907] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 101.804056][ T2885] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 101.815446][ T2885] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 101.826578][ T2885] bond0 (unregistering): Released all slaves [ 101.951371][ T2885] hsr_slave_0: left promiscuous mode [ 101.972445][ T2885] hsr_slave_1: left promiscuous mode [ 101.979003][ T2885] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 101.986433][ T2885] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 101.998795][ T2885] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 102.006355][ T2885] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 102.024816][ T2885] veth1_macvtap: left promiscuous mode [ 102.030379][ T2885] veth0_macvtap: left promiscuous mode [ 102.036136][ T2885] veth1_vlan: left promiscuous mode [ 102.041485][ T2885] veth0_vlan: left promiscuous mode [ 102.413039][ T2885] team0 (unregistering): Port device team_slave_1 removed [ 102.447797][ T2885] team0 (unregistering): Port device team_slave_0 removed [ 103.055904][ T5207] chnl_net:caif_netlink_parms(): no params data found [ 103.179792][ T5207] bridge0: port 1(bridge_slave_0) entered blocking state [ 103.187058][ T5207] bridge0: port 1(bridge_slave_0) entered disabled state [ 103.194296][ T5207] bridge_slave_0: entered allmulticast mode [ 103.201805][ T5207] bridge_slave_0: entered promiscuous mode [ 103.213728][ T5207] bridge0: port 2(bridge_slave_1) entered blocking state [ 103.220847][ T5207] bridge0: port 2(bridge_slave_1) entered disabled state [ 103.228084][ T5207] bridge_slave_1: entered allmulticast mode [ 103.235327][ T5207] bridge_slave_1: entered promiscuous mode [ 103.306704][ T5207] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 103.318279][ T5207] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 103.351747][ T5207] team0: Port device team_slave_0 added [ 103.359967][ T5207] team0: Port device team_slave_1 added [ 103.389864][ T5207] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 103.396954][ T5207] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 103.423582][ T5207] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 103.435737][ T5207] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 103.442727][ T5207] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 103.469073][ T5207] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 103.538497][ T5207] hsr_slave_0: entered promiscuous mode [ 103.545493][ T5207] hsr_slave_1: entered promiscuous mode [ 103.613148][ T3907] Bluetooth: hci0: command tx timeout [ 104.135413][ T5207] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 104.146215][ T5207] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 104.157334][ T5207] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 104.180479][ T5207] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 104.903259][ T5207] 8021q: adding VLAN 0 to HW filter on device bond0 [ 104.928666][ T5207] 8021q: adding VLAN 0 to HW filter on device team0 [ 104.941418][ T2828] bridge0: port 1(bridge_slave_0) entered blocking state [ 104.948601][ T2828] bridge0: port 1(bridge_slave_0) entered forwarding state [ 104.976764][ T2828] bridge0: port 2(bridge_slave_1) entered blocking state [ 104.983930][ T2828] bridge0: port 2(bridge_slave_1) entered forwarding state [ 105.011349][ T5207] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 105.022230][ T5207] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 105.425704][ T5207] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 105.457311][ T5207] veth0_vlan: entered promiscuous mode [ 105.466913][ T5207] veth1_vlan: entered promiscuous mode [ 105.692067][ T3907] Bluetooth: hci0: command tx timeout [ 105.736238][ T5207] veth0_macvtap: entered promiscuous mode [ 105.744778][ T5207] veth1_macvtap: entered promiscuous mode [ 105.760019][ T5207] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 105.775609][ T5207] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 106.065604][ T3065] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 106.073499][ T3065] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 106.098903][ T2828] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 106.106915][ T2828] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 106.162809][ C0] hrtimer: interrupt took 17171735 ns [ 114.423181][ T3907] Bluetooth: hci0: command tx timeout 2025/09/26 08:28:44 executed programs: 3 [ 160.300220][ T3907] Bluetooth: hci0: command tx timeout [ 219.491621][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 219.498777][ C1] rcu: 0-...!: (1 ticks this GP) idle=3814/1/0x4000000000000000 softirq=25064/25064 fqs=754 [ 219.509425][ C1] rcu: (detected by 1, t=10502 jiffies, g=14697, q=2039 ncpus=2) [ 219.517358][ C1] Sending NMI from CPU 1 to CPUs 0: [ 219.517397][ C0] NMI backtrace for cpu 0 [ 219.517422][ C0] CPU: 0 UID: 0 PID: 3952 Comm: udevd Not tainted syzkaller #0 PREEMPT(none) [ 219.517445][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 219.517456][ C0] RIP: 0010:lock_is_held_type+0x45/0x150 [ 219.517488][ C0] Code: a6 df 03 85 c9 0f 84 dd 00 00 00 65 8b 05 8b c1 5c 06 85 c0 0f 85 ce 00 00 00 65 4c 8b 25 cb 80 5c 06 41 8b 94 24 ac 0a 00 00 <85> d2 0f 85 b6 00 00 00 48 89 fd 41 89 f6 9c 8f 04 24 fa 48 c7 c7 [ 219.517506][ C0] RSP: 0018:ffffc90000007d50 EFLAGS: 00000046 [ 219.517522][ C0] RAX: 0000000000000000 RBX: ffff88817209e340 RCX: 0000000000000001 [ 219.517534][ C0] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: ffff88817209e300 [ 219.517546][ C0] RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000 [ 219.517557][ C0] R10: 0000000000000001 R11: 0000000000000000 R12: ffff888176f48000 [ 219.517569][ C0] R13: 00000000ffffffff R14: ffff88817209e340 R15: ffffffff8796d770 [ 219.517582][ C0] FS: 00007fe4819e5880(0000) GS:ffff8882658e2000(0000) knlGS:0000000000000000 [ 219.517599][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 219.517612][ C0] CR2: 00007fe23cae56e8 CR3: 0000000121092000 CR4: 00000000003526f0 [ 219.517624][ C0] Call Trace: [ 219.517632][ C0] [ 219.517645][ C0] ? __pfx_advance_sched+0x10/0x10 [ 219.517671][ C0] advance_sched+0x7b1/0xc80 [ 219.517693][ C0] ? find_held_lock+0x2b/0x80 [ 219.517717][ C0] ? do_raw_spin_unlock+0x172/0x230 [ 219.517736][ C0] ? __pfx_advance_sched+0x10/0x10 [ 219.517756][ C0] __hrtimer_run_queues+0x1ff/0xad0 [ 219.517780][ C0] ? __pfx___hrtimer_run_queues+0x10/0x10 [ 219.517800][ C0] ? read_tsc+0x9/0x20 [ 219.517820][ C0] ? rcu_is_watching+0x12/0xc0 [ 219.517843][ C0] hrtimer_interrupt+0x397/0x8e0 [ 219.517886][ C0] __sysvec_apic_timer_interrupt+0x10b/0x3f0 [ 219.517917][ C0] sysvec_apic_timer_interrupt+0x9f/0xc0 [ 219.517939][ C0] [ 219.517945][ C0] [ 219.517951][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 219.517973][ C0] RIP: 0010:user_disable_single_step+0x0/0x130 [ 219.518004][ C0] Code: 89 fb e8 b3 bb 56 00 48 89 df be 01 00 00 00 5b e9 85 fa ff ff 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 <66> 0f 1f 00 55 53 48 89 fb e8 82 bb 56 00 be 08 00 00 00 48 89 df [ 219.518021][ C0] RSP: 0018:ffffc900020efb38 EFLAGS: 00000293 [ 219.518035][ C0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff8179f802 [ 219.518047][ C0] RDX: ffff888176f48000 RSI: ffffffff8179f814 RDI: ffff8881767f4700 [ 219.518059][ C0] RBP: ffffc900020efca8 R08: 0000000000000007 R09: 0000000000000100 [ 219.518071][ C0] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 219.518082][ C0] R13: ffff8881767f4cc8 R14: 0000000001200000 R15: ffff8881767f4700 [ 219.518098][ C0] ? copy_process+0x3962/0x7640 [ 219.518126][ C0] ? copy_process+0x3974/0x7640 [ 219.518150][ C0] copy_process+0x397c/0x7640 [ 219.518179][ C0] ? __pfx_copy_process+0x10/0x10 [ 219.518208][ C0] kernel_clone+0xfc/0x930 [ 219.518230][ C0] ? __lock_acquire+0xb97/0x1ce0 [ 219.518257][ C0] ? __pfx_kernel_clone+0x10/0x10 [ 219.518288][ C0] __do_sys_clone+0xce/0x120 [ 219.518310][ C0] ? __pfx___do_sys_clone+0x10/0x10 [ 219.518340][ C0] ? __sys_setsockopt+0x1a0/0x230 [ 219.518369][ C0] ? __sys_setsockopt+0x1c0/0x230 [ 219.518401][ C0] do_syscall_64+0xcd/0x4e0 [ 219.518425][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 219.518444][ C0] RIP: 0033:0x7fe4812f1636 [ 219.518462][ 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 [ 219.518479][ C0] RSP: 002b:00007fffc1925ba0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 219.518495][ C0] RAX: ffffffffffffffda RBX: 00007fffc1925ba8 RCX: 00007fe4812f1636 [ 219.518508][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 219.518519][ C0] RBP: 000055fd3bd182c0 R08: 0000000000000000 R09: 000055fd3bf4e020 [ 219.518531][ C0] R10: 00007fe4819e5b50 R11: 0000000000000246 R12: 00007fffc1925f60 [ 219.518543][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 219.518561][ C0] [ 219.519388][ C1] rcu: rcu_preempt kthread timer wakeup didn't happen for 5917 jiffies! g14697 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 [ 219.945715][ C1] rcu: Possible timer handling issue on cpu=0 timer-softirq=3729 [ 219.953617][ C1] rcu: rcu_preempt kthread starved for 5918 jiffies! g14697 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0 [ 219.964982][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 219.974946][ C1] rcu: RCU grace-period kthread stack dump: [ 219.980817][ C1] task:rcu_preempt state:I stack:28904 pid:16 tgid:16 ppid:2 task_flags:0x208040 flags:0x00004000 [ 219.992760][ C1] Call Trace: [ 219.996040][ C1] [ 219.999015][ C1] __schedule+0x12fe/0x3c60 [ 220.003626][ C1] ? __pfx___schedule+0x10/0x10 [ 220.008480][ C1] ? find_held_lock+0x2b/0x80 [ 220.013197][ C1] ? schedule+0x2d7/0x3a0 [ 220.017531][ C1] schedule+0xe7/0x3a0 [ 220.021603][ C1] schedule_timeout+0x123/0x290 [ 220.026459][ C1] ? __pfx_schedule_timeout+0x10/0x10 [ 220.031848][ C1] ? __pfx_process_timeout+0x10/0x10 [ 220.037672][ C1] ? _raw_spin_unlock_irqrestore+0x3b/0x80 [ 220.043509][ C1] ? prepare_to_swait_event+0xf5/0x480 [ 220.048996][ C1] rcu_gp_fqs_loop+0x1ea/0xb00 [ 220.053789][ C1] ? __pfx_rcu_gp_fqs_loop+0x10/0x10 [ 220.059172][ C1] ? lockdep_hardirqs_on+0x7c/0x110 [ 220.064400][ C1] ? __pfx_rcu_gp_init+0x10/0x10 [ 220.069338][ C1] ? rcu_gp_cleanup+0x7c1/0xd90 [ 220.074199][ C1] ? _raw_spin_unlock_irqrestore+0x52/0x80 [ 220.080008][ C1] rcu_gp_kthread+0x270/0x380 [ 220.084689][ C1] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 220.089898][ C1] ? rcu_is_watching+0x12/0xc0 [ 220.094828][ C1] ? lockdep_hardirqs_on+0x7c/0x110 [ 220.100031][ C1] ? __kthread_parkme+0x19e/0x250 [ 220.105146][ C1] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 220.110442][ C1] kthread+0x3c5/0x780 [ 220.114519][ C1] ? __pfx_kthread+0x10/0x10 [ 220.119117][ C1] ? rcu_is_watching+0x12/0xc0 [ 220.123883][ C1] ? __pfx_kthread+0x10/0x10 [ 220.128491][ C1] ret_from_fork+0x56d/0x730 [ 220.133110][ C1] ? __pfx_kthread+0x10/0x10 [ 220.137724][ C1] ret_from_fork_asm+0x1a/0x30 [ 220.142508][ C1]