Warning: Permanently added '10.128.0.204' (ED25519) to the list of known hosts. 2025/10/18 07:08:00 parsed 1 programs [ 116.669765][ T6172] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 119.816577][ T5913] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 119.824590][ T5913] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 119.834671][ T5913] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 119.844928][ T5913] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 119.852897][ T5913] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 120.154558][ T1342] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 120.164007][ T1342] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 120.196870][ T3562] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 120.204896][ T3562] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 122.109635][ T6233] chnl_net:caif_netlink_parms(): no params data found [ 122.186203][ T6233] bridge0: port 1(bridge_slave_0) entered blocking state [ 122.193415][ T6233] bridge0: port 1(bridge_slave_0) entered disabled state [ 122.200674][ T6233] bridge_slave_0: entered allmulticast mode [ 122.208172][ T6233] bridge_slave_0: entered promiscuous mode [ 122.216029][ T6233] bridge0: port 2(bridge_slave_1) entered blocking state [ 122.223113][ T6233] bridge0: port 2(bridge_slave_1) entered disabled state [ 122.230493][ T6233] bridge_slave_1: entered allmulticast mode [ 122.238020][ T6233] bridge_slave_1: entered promiscuous mode [ 122.272642][ T6233] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 122.284675][ T6233] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 122.314207][ T6233] team0: Port device team_slave_0 added [ 122.322558][ T6233] team0: Port device team_slave_1 added [ 122.347318][ T6233] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 122.354294][ T6233] 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 1532 would solve the problem. [ 122.380838][ T6233] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 122.392630][ T6233] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 122.399646][ T6233] 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 1532 would solve the problem. [ 122.425734][ T6233] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 122.466266][ T6233] hsr_slave_0: entered promiscuous mode [ 122.472436][ T6233] hsr_slave_1: entered promiscuous mode [ 122.933937][ T6233] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 122.943652][ T6233] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 122.954987][ T6233] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 122.966165][ T6233] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 123.005912][ T6233] bridge0: port 2(bridge_slave_1) entered blocking state [ 123.013086][ T6233] bridge0: port 2(bridge_slave_1) entered forwarding state [ 123.020651][ T6233] bridge0: port 1(bridge_slave_0) entered blocking state [ 123.027871][ T6233] bridge0: port 1(bridge_slave_0) entered forwarding state [ 123.098840][ T3562] bridge0: port 1(bridge_slave_0) entered disabled state [ 123.107526][ T3562] bridge0: port 2(bridge_slave_1) entered disabled state [ 123.130335][ T6233] 8021q: adding VLAN 0 to HW filter on device bond0 [ 123.153450][ T6233] 8021q: adding VLAN 0 to HW filter on device team0 [ 123.167626][ T3562] bridge0: port 1(bridge_slave_0) entered blocking state [ 123.174876][ T3562] bridge0: port 1(bridge_slave_0) entered forwarding state [ 123.200678][ T3562] bridge0: port 2(bridge_slave_1) entered blocking state [ 123.207897][ T3562] bridge0: port 2(bridge_slave_1) entered forwarding state [ 123.459482][ T6233] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 123.518092][ T6233] veth0_vlan: entered promiscuous mode [ 123.532861][ T6233] veth1_vlan: entered promiscuous mode [ 123.576014][ T6233] veth0_macvtap: entered promiscuous mode [ 123.587068][ T6233] veth1_macvtap: entered promiscuous mode [ 123.607723][ T6233] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 123.621872][ T6233] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 123.638620][ T3562] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 123.659684][ T3562] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 123.680479][ T3562] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 123.705660][ T3562] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 123.882257][ T1342] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 123.966556][ T1342] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 124.069054][ T1342] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 124.167076][ T1342] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2025/10/18 07:08:12 executed programs: 0 [ 125.241913][ T5148] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 125.250356][ T5148] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 125.267849][ T5148] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 125.276033][ T5148] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 125.284088][ T5148] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 125.542810][ T6338] chnl_net:caif_netlink_parms(): no params data found [ 125.677529][ T6338] bridge0: port 1(bridge_slave_0) entered blocking state [ 125.684830][ T6338] bridge0: port 1(bridge_slave_0) entered disabled state [ 125.692271][ T6338] bridge_slave_0: entered allmulticast mode [ 125.704483][ T6338] bridge_slave_0: entered promiscuous mode [ 125.713626][ T6338] bridge0: port 2(bridge_slave_1) entered blocking state [ 125.721104][ T6338] bridge0: port 2(bridge_slave_1) entered disabled state [ 125.728748][ T6338] bridge_slave_1: entered allmulticast mode [ 125.737199][ T6338] bridge_slave_1: entered promiscuous mode [ 125.778189][ T6338] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 125.790714][ T6338] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 125.835487][ T6338] team0: Port device team_slave_0 added [ 125.844307][ T6338] team0: Port device team_slave_1 added [ 125.893377][ T6338] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 125.901516][ T6338] 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 1532 would solve the problem. [ 125.927828][ T6338] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 125.944391][ T6338] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 125.951668][ T6338] 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 1532 would solve the problem. [ 125.978188][ T6338] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 126.034191][ T6338] hsr_slave_0: entered promiscuous mode [ 126.042871][ T6338] hsr_slave_1: entered promiscuous mode [ 126.049178][ T6338] debugfs: 'hsr0' already exists in 'hsr' [ 126.054980][ T6338] Cannot create hsr debugfs directory [ 126.281323][ T1342] bridge_slave_1: left allmulticast mode [ 126.287794][ T1342] bridge_slave_1: left promiscuous mode [ 126.293534][ T1342] bridge0: port 2(bridge_slave_1) entered disabled state [ 126.310881][ T1342] bridge_slave_0: left allmulticast mode [ 126.317005][ T1342] bridge_slave_0: left promiscuous mode [ 126.322804][ T1342] bridge0: port 1(bridge_slave_0) entered disabled state [ 126.633963][ T1342] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 126.645892][ T1342] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 126.656538][ T1342] bond0 (unregistering): Released all slaves [ 126.766717][ T1342] hsr_slave_0: left promiscuous mode [ 126.773369][ T1342] hsr_slave_1: left promiscuous mode [ 126.784902][ T1342] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 126.794095][ T1342] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 126.803226][ T1342] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 126.813865][ T1342] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 126.843369][ T1342] veth1_macvtap: left promiscuous mode [ 126.851701][ T1342] veth0_macvtap: left promiscuous mode [ 126.857948][ T1342] veth1_vlan: left promiscuous mode [ 126.863297][ T1342] veth0_vlan: left promiscuous mode [ 127.337780][ T5913] Bluetooth: hci0: command tx timeout [ 127.349979][ T1342] team0 (unregistering): Port device team_slave_1 removed [ 127.386272][ T1342] team0 (unregistering): Port device team_slave_0 removed [ 127.967724][ T6338] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 127.983120][ T6338] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 127.996920][ T6338] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 128.026142][ T6338] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 128.272483][ T6338] 8021q: adding VLAN 0 to HW filter on device bond0 [ 128.309116][ T6338] 8021q: adding VLAN 0 to HW filter on device team0 [ 128.346966][ T3562] bridge0: port 1(bridge_slave_0) entered blocking state [ 128.354167][ T3562] bridge0: port 1(bridge_slave_0) entered forwarding state [ 128.376841][ T3562] bridge0: port 2(bridge_slave_1) entered blocking state [ 128.384012][ T3562] bridge0: port 2(bridge_slave_1) entered forwarding state [ 128.712720][ T6338] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 128.774161][ T6338] veth0_vlan: entered promiscuous mode [ 128.788573][ T6338] veth1_vlan: entered promiscuous mode [ 128.831067][ T6338] veth0_macvtap: entered promiscuous mode [ 128.842113][ T6338] veth1_macvtap: entered promiscuous mode [ 128.866785][ T6338] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 128.886080][ T6338] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 128.902752][ T61] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 128.922106][ T1320] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 128.947604][ T1320] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 128.970486][ T1320] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 129.014079][ T61] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 129.030590][ T61] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 129.073177][ T1320] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 129.082113][ T1320] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 129.416084][ T5913] Bluetooth: hci0: command tx timeout 2025/10/18 07:08:17 executed programs: 30 [ 130.228888][ T5876] hid-generic 0005:699E:5505.0001: unknown main item tag 0x0 [ 130.246710][ T5876] hid-generic 0005:699E:5505.0001: unknown main item tag 0x0 [ 130.257859][ T5876] hid-generic 0005:699E:5505.0001: unknown main item tag 0x0 [ 130.275950][ T5876] hid-generic 0005:699E:5505.0001: unknown main item tag 0x0 [ 130.283787][ T5876] hid-generic 0005:699E:5505.0001: unknown main item tag 0x0 [ 130.291965][ T5876] hid-generic 0005:699E:5505.0001: unknown main item tag 0x0 [ 130.299925][ T5876] hid-generic 0005:699E:5505.0001: unknown main item tag 0x1 [ 130.319878][ T5876] hid-generic 0005:699E:5505.0001: unknown main item tag 0x0 [ 130.329255][ T5876] hid-generic 0005:699E:5505.0001: unknown main item tag 0x0 [ 130.336923][ T5876] hid-generic 0005:699E:5505.0001: unknown main item tag 0x0 [ 131.396050][ T5876] hid-generic 0005:699E:5505.0001: hidraw0: BLUETOOTH HID v0.8b Device [syz1] on aa:aa:aa:aa:aa:aa [ 131.495615][ T5913] Bluetooth: hci0: command tx timeout [ 132.779798][ T1301] ieee802154 phy0 wpan0: encryption failed: -22 [ 132.787214][ T1301] ieee802154 phy1 wpan1: encryption failed: -22 [ 133.576676][ T5913] Bluetooth: hci0: command tx timeout 2025/10/18 07:08:22 executed programs: 248 2025/10/18 07:08:27 executed programs: 497 [ 142.370795][ T5148] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 142.381715][ T5148] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 142.389841][ T5148] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 142.401503][ T5148] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 142.404121][ T6456] ================================================================== [ 142.413747][ T5148] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 142.416509][ T6456] BUG: KASAN: slab-use-after-free in __mutex_lock+0x801/0x1350 [ 142.416540][ T6456] Read of size 8 at addr ffff888064ae40a0 by task khidpd_699e5505/6456 [ 142.416554][ T6456] [ 142.416578][ T6456] CPU: 0 UID: 0 PID: 6456 Comm: khidpd_699e5505 Not tainted syzkaller #0 PREEMPT(full) [ 142.416609][ T6456] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 142.416629][ T6456] Call Trace: [ 142.416636][ T6456] [ 142.416644][ T6456] dump_stack_lvl+0x189/0x250 [ 142.416663][ T6456] ? __kasan_check_byte+0x12/0x40 [ 142.416684][ T6456] ? __pfx_dump_stack_lvl+0x10/0x10 [ 142.416701][ T6456] ? lock_release+0x4b/0x3e0 [ 142.416723][ T6456] ? __virt_addr_valid+0x4a5/0x5c0 [ 142.416741][ T6456] print_report+0xca/0x240 [ 142.416761][ T6456] ? __mutex_lock+0x801/0x1350 [ 142.416776][ T6456] kasan_report+0x118/0x150 [ 142.416796][ T6456] ? __mutex_lock+0x801/0x1350 [ 142.416815][ T6456] __mutex_lock+0x801/0x1350 [ 142.416834][ T6456] ? __mutex_lock+0x5bb/0x1350 [ 142.416852][ T6456] ? l2cap_unregister_user+0x6a/0x1b0 [ 142.416876][ T6456] ? __pfx___mutex_lock+0x10/0x10 [ 142.416892][ T6456] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 142.416922][ T6456] l2cap_unregister_user+0x6a/0x1b0 [ 142.416946][ T6456] hidp_session_thread+0x3c9/0x410 [ 142.416970][ T6456] ? __pfx_hidp_session_thread+0x10/0x10 [ 142.416992][ T6456] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 142.417015][ T6456] ? __pfx_hidp_session_wake_function+0x10/0x10 [ 142.417041][ T6456] ? __pfx_hidp_session_wake_function+0x10/0x10 [ 142.417065][ T6456] ? __kthread_parkme+0x7b/0x200 [ 142.417087][ T6456] ? __kthread_parkme+0x1a1/0x200 [ 142.417111][ T6456] kthread+0x711/0x8a0 [ 142.417128][ T6456] ? __pfx_hidp_session_thread+0x10/0x10 [ 142.417151][ T6456] ? __pfx_kthread+0x10/0x10 [ 142.417167][ T6456] ? _raw_spin_unlock_irq+0x23/0x50 [ 142.417189][ T6456] ? lockdep_hardirqs_on+0x9c/0x150 [ 142.417204][ T6456] ? __pfx_kthread+0x10/0x10 [ 142.417227][ T6456] ret_from_fork+0x4bc/0x870 [ 142.417249][ T6456] ? __pfx_ret_from_fork+0x10/0x10 [ 142.417272][ T6456] ? __switch_to_asm+0x39/0x70 [ 142.417289][ T6456] ? __switch_to_asm+0x33/0x70 [ 142.417307][ T6456] ? __pfx_kthread+0x10/0x10 [ 142.417323][ T6456] ret_from_fork_asm+0x1a/0x30 [ 142.417348][ T6456] [ 142.417354][ T6456] [ 142.642691][ T6456] Allocated by task 6338: [ 142.647027][ T6456] kasan_save_track+0x3e/0x80 [ 142.651727][ T6456] __kasan_kmalloc+0x93/0xb0 [ 142.656308][ T6456] __kmalloc_noprof+0x411/0x7f0 [ 142.661145][ T6456] hci_alloc_dev_priv+0x28/0x2060 [ 142.666158][ T6456] vhci_create_device+0x120/0x650 [ 142.671173][ T6456] vhci_write+0x3ce/0x4a0 [ 142.675507][ T6456] vfs_write+0x5c9/0xb30 [ 142.679744][ T6456] ksys_write+0x145/0x250 [ 142.684053][ T6456] do_syscall_64+0xfa/0xfa0 [ 142.688537][ T6456] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 142.694428][ T6456] [ 142.696732][ T6456] Freed by task 6338: [ 142.700692][ T6456] kasan_save_track+0x3e/0x80 [ 142.705354][ T6456] __kasan_save_free_info+0x46/0x50 [ 142.710546][ T6456] __kasan_slab_free+0x5c/0x80 [ 142.715291][ T6456] kfree+0x19a/0x6d0 [ 142.719168][ T6456] bt_host_release+0x82/0x90 [ 142.723742][ T6456] device_release+0x9c/0x1c0 [ 142.728322][ T6456] kobject_put+0x22b/0x480 [ 142.732721][ T6456] vhci_release+0x15a/0x1a0 [ 142.737213][ T6456] __fput+0x44c/0xa70 [ 142.741184][ T6456] task_work_run+0x1d4/0x260 [ 142.745758][ T6456] do_exit+0x6b5/0x2300 [ 142.749897][ T6456] do_group_exit+0x21c/0x2d0 [ 142.754465][ T6456] get_signal+0x1285/0x1340 [ 142.758953][ T6456] arch_do_signal_or_restart+0xa0/0x790 [ 142.764578][ T6456] exit_to_user_mode_loop+0x72/0x130 [ 142.769876][ T6456] do_syscall_64+0x2bd/0xfa0 [ 142.774457][ T6456] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 142.780349][ T6456] [ 142.782664][ T6456] Last potentially related work creation: [ 142.788370][ T6456] kasan_save_stack+0x3e/0x60 [ 142.793044][ T6456] kasan_record_aux_stack+0xbd/0xd0 [ 142.798232][ T6456] insert_work+0x3d/0x330 [ 142.802548][ T6456] __queue_work+0xbaf/0xfb0 [ 142.807042][ T6456] queue_work_on+0x181/0x270 [ 142.811710][ T6456] process_scheduled_works+0xae1/0x17b0 [ 142.817240][ T6456] worker_thread+0x8a0/0xda0 [ 142.821821][ T6456] kthread+0x711/0x8a0 [ 142.825868][ T6456] ret_from_fork+0x4bc/0x870 [ 142.830442][ T6456] ret_from_fork_asm+0x1a/0x30 [ 142.835196][ T6456] [ 142.837511][ T6456] Second to last potentially related work creation: [ 142.844095][ T6456] kasan_save_stack+0x3e/0x60 [ 142.848762][ T6456] kasan_record_aux_stack+0xbd/0xd0 [ 142.853950][ T6456] insert_work+0x3d/0x330 [ 142.858263][ T6456] __queue_work+0xcd2/0xfb0 [ 142.862753][ T6456] call_timer_fn+0x17e/0x5f0 [ 142.867331][ T6456] __run_timer_base+0x646/0x860 [ 142.872166][ T6456] run_timer_softirq+0xb7/0x180 [ 142.877003][ T6456] handle_softirqs+0x286/0x870 [ 142.881764][ T6456] __irq_exit_rcu+0xca/0x1f0 [ 142.886362][ T6456] irq_exit_rcu+0x9/0x30 [ 142.890614][ T6456] sysvec_apic_timer_interrupt+0xa6/0xc0 [ 142.896258][ T6456] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 142.902236][ T6456] [ 142.904549][ T6456] The buggy address belongs to the object at ffff888064ae4000 [ 142.904549][ T6456] which belongs to the cache kmalloc-8k of size 8192 [ 142.918595][ T6456] The buggy address is located 160 bytes inside of [ 142.918595][ T6456] freed 8192-byte region [ffff888064ae4000, ffff888064ae6000) [ 142.932488][ T6456] [ 142.934809][ T6456] The buggy address belongs to the physical page: [ 142.941229][ T6456] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888064ae0000 pfn:0x64ae0 [ 142.951332][ T6456] head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 142.959820][ T6456] flags: 0xfff00000000240(workingset|head|node=0|zone=1|lastcpupid=0x7ff) [ 142.968315][ T6456] page_type: f5(slab) [ 142.972315][ T6456] raw: 00fff00000000240 ffff88813ffa7280 ffff88813ffa5ac8 ffffea0001f20c10 [ 142.980893][ T6456] raw: ffff888064ae0000 0000000000020001 00000000f5000000 0000000000000000 [ 142.989468][ T6456] head: 00fff00000000240 ffff88813ffa7280 ffff88813ffa5ac8 ffffea0001f20c10 [ 142.998125][ T6456] head: ffff888064ae0000 0000000000020001 00000000f5000000 0000000000000000 [ 143.006783][ T6456] head: 00fff00000000003 ffffea000192b801 00000000ffffffff 00000000ffffffff [ 143.015448][ T6456] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000008 [ 143.024111][ T6456] page dumped because: kasan: bad access detected [ 143.030520][ T6456] page_owner tracks the page as allocated [ 143.036222][ T6456] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 6321, tgid 6321 (syz-executor), ts 124693471522, free_ts 120751365981 [ 143.057748][ T6456] post_alloc_hook+0x240/0x2a0 [ 143.062505][ T6456] get_page_from_freelist+0x2365/0x2440 [ 143.068036][ T6456] __alloc_frozen_pages_noprof+0x181/0x370 [ 143.073828][ T6456] alloc_pages_mpol+0x232/0x4a0 [ 143.078661][ T6456] allocate_slab+0x96/0x3a0 [ 143.083152][ T6456] ___slab_alloc+0xe94/0x18a0 [ 143.087816][ T6456] __slab_alloc+0x65/0x100 [ 143.092216][ T6456] __kmalloc_noprof+0x471/0x7f0 [ 143.097050][ T6456] cache_create_net+0x92/0x260 [ 143.101803][ T6456] gss_svc_init_net+0x58/0x570 [ 143.106555][ T6456] ops_init+0x35c/0x5c0 [ 143.110699][ T6456] setup_net+0xfe/0x320 [ 143.114843][ T6456] copy_net_ns+0x34e/0x4e0 [ 143.119252][ T6456] create_new_namespaces+0x3f3/0x720 [ 143.124525][ T6456] unshare_nsproxy_namespaces+0x11c/0x170 [ 143.130230][ T6456] ksys_unshare+0x4c8/0x8c0 [ 143.134720][ T6456] page last free pid 6211 tgid 6211 stack trace: [ 143.141030][ T6456] __free_frozen_pages+0xbc4/0xd30 [ 143.146127][ T6456] vfree+0x25a/0x400 [ 143.150008][ T6456] kcov_close+0x28/0x50 [ 143.154147][ T6456] __fput+0x44c/0xa70 [ 143.158124][ T6456] task_work_run+0x1d4/0x260 [ 143.162700][ T6456] do_exit+0x6b5/0x2300 [ 143.166841][ T6456] do_group_exit+0x21c/0x2d0 [ 143.171414][ T6456] get_signal+0x1285/0x1340 [ 143.175916][ T6456] arch_do_signal_or_restart+0xa0/0x790 [ 143.181535][ T6456] exit_to_user_mode_loop+0x72/0x130 [ 143.186810][ T6456] do_syscall_64+0x2bd/0xfa0 [ 143.191380][ T6456] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 143.197265][ T6456] [ 143.199572][ T6456] Memory state around the buggy address: [ 143.205182][ T6456] ffff888064ae3f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 143.213225][ T6456] ffff888064ae4000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 143.221271][ T6456] >ffff888064ae4080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 143.229331][ T6456] ^ [ 143.234420][ T6456] ffff888064ae4100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 143.242461][ T6456] ffff888064ae4180: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 143.250500][ T6456] ================================================================== [ 143.259463][ T6456] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 143.266664][ T6456] CPU: 0 UID: 0 PID: 6456 Comm: khidpd_699e5505 Not tainted syzkaller #0 PREEMPT(full) [ 143.276364][ T6456] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 143.286403][ T6456] Call Trace: [ 143.289672][ T6456] [ 143.292588][ T6456] dump_stack_lvl+0x99/0x250 [ 143.297171][ T6456] ? __asan_memcpy+0x40/0x70 [ 143.301747][ T6456] ? __pfx_dump_stack_lvl+0x10/0x10 [ 143.306943][ T6456] ? __pfx__printk+0x10/0x10 [ 143.311517][ T6456] vpanic+0x237/0x6d0 [ 143.315502][ T6456] ? __pfx_vpanic+0x10/0x10 [ 143.319998][ T6456] panic+0xb9/0xc0 [ 143.323713][ T6456] ? __pfx_panic+0x10/0x10 [ 143.328119][ T6456] ? _raw_spin_unlock_irqrestore+0xa8/0x110 [ 143.334010][ T6456] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 143.339894][ T6456] ? __mutex_lock+0x801/0x1350 [ 143.344643][ T6456] check_panic_on_warn+0x89/0xb0 [ 143.349567][ T6456] ? __mutex_lock+0x801/0x1350 [ 143.354314][ T6456] end_report+0x78/0x160 [ 143.358544][ T6456] kasan_report+0x129/0x150 [ 143.363033][ T6456] ? __mutex_lock+0x801/0x1350 [ 143.367783][ T6456] __mutex_lock+0x801/0x1350 [ 143.372357][ T6456] ? __mutex_lock+0x5bb/0x1350 [ 143.377106][ T6456] ? l2cap_unregister_user+0x6a/0x1b0 [ 143.382472][ T6456] ? __pfx___mutex_lock+0x10/0x10 [ 143.387480][ T6456] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 143.393365][ T6456] l2cap_unregister_user+0x6a/0x1b0 [ 143.398552][ T6456] hidp_session_thread+0x3c9/0x410 [ 143.403655][ T6456] ? __pfx_hidp_session_thread+0x10/0x10 [ 143.409278][ T6456] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 143.415180][ T6456] ? __pfx_hidp_session_wake_function+0x10/0x10 [ 143.421412][ T6456] ? __pfx_hidp_session_wake_function+0x10/0x10 [ 143.427644][ T6456] ? __kthread_parkme+0x7b/0x200 [ 143.432574][ T6456] ? __kthread_parkme+0x1a1/0x200 [ 143.437588][ T6456] kthread+0x711/0x8a0 [ 143.441641][ T6456] ? __pfx_hidp_session_thread+0x10/0x10 [ 143.447263][ T6456] ? __pfx_kthread+0x10/0x10 [ 143.451836][ T6456] ? _raw_spin_unlock_irq+0x23/0x50 [ 143.457022][ T6456] ? lockdep_hardirqs_on+0x9c/0x150 [ 143.462202][ T6456] ? __pfx_kthread+0x10/0x10 [ 143.466808][ T6456] ret_from_fork+0x4bc/0x870 [ 143.471386][ T6456] ? __pfx_ret_from_fork+0x10/0x10 [ 143.476484][ T6456] ? __switch_to_asm+0x39/0x70 [ 143.481249][ T6456] ? __switch_to_asm+0x33/0x70 [ 143.486082][ T6456] ? __pfx_kthread+0x10/0x10 [ 143.490656][ T6456] ret_from_fork_asm+0x1a/0x30 [ 143.495409][ T6456] [ 143.498673][ T6456] Kernel Offset: disabled [ 143.502981][ T6456] Rebooting in 86400 seconds..