Warning: Permanently added '10.128.0.157' (ED25519) to the list of known hosts. 2025/08/18 17:57:38 ignoring optional flag "sandboxArg"="0" 2025/08/18 17:57:39 parsed 1 programs [ 94.614610][ T5865] cgroup: Unknown subsys name 'net' [ 94.726263][ T5865] cgroup: Unknown subsys name 'cpuset' [ 94.735829][ T5865] cgroup: Unknown subsys name 'rlimit' [ 96.257849][ T5865] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 98.887409][ T5878] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 99.294547][ T5891] chnl_net:caif_netlink_parms(): no params data found [ 99.369640][ T5891] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.378385][ T5891] bridge0: port 1(bridge_slave_0) entered disabled state [ 99.387428][ T5891] bridge_slave_0: entered allmulticast mode [ 99.395744][ T5891] bridge_slave_0: entered promiscuous mode [ 99.405069][ T5891] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.412954][ T5891] bridge0: port 2(bridge_slave_1) entered disabled state [ 99.420957][ T5891] bridge_slave_1: entered allmulticast mode [ 99.429506][ T5891] bridge_slave_1: entered promiscuous mode [ 99.458767][ T5891] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 99.473001][ T5891] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 99.505870][ T5891] team0: Port device team_slave_0 added [ 99.514881][ T5891] team0: Port device team_slave_1 added [ 99.539134][ T5891] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 99.547377][ T5891] 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. [ 99.581488][ T5891] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 99.594371][ T5891] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 99.602222][ T5891] 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. [ 99.631663][ T5891] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 99.668380][ T5891] hsr_slave_0: entered promiscuous mode [ 99.676159][ T5891] hsr_slave_1: entered promiscuous mode [ 99.775361][ T5891] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 99.786958][ T5891] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 99.797362][ T5891] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 99.807759][ T5891] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 99.833569][ T5891] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.841239][ T5891] bridge0: port 2(bridge_slave_1) entered forwarding state [ 99.850021][ T5891] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.859203][ T5891] bridge0: port 1(bridge_slave_0) entered forwarding state [ 99.902051][ T5891] 8021q: adding VLAN 0 to HW filter on device bond0 [ 99.916806][ T3012] bridge0: port 1(bridge_slave_0) entered disabled state [ 99.925304][ T3012] bridge0: port 2(bridge_slave_1) entered disabled state [ 99.939283][ T5891] 8021q: adding VLAN 0 to HW filter on device team0 [ 99.950704][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.958146][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 99.970697][ T3012] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.978482][ T3012] bridge0: port 2(bridge_slave_1) entered forwarding state [ 100.135754][ T5891] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 100.174053][ T5891] veth0_vlan: entered promiscuous mode [ 100.186207][ T5891] veth1_vlan: entered promiscuous mode [ 100.210695][ T5891] veth0_macvtap: entered promiscuous mode [ 100.219462][ T5891] veth1_macvtap: entered promiscuous mode [ 100.237044][ T5891] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 100.250464][ T5891] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 100.262815][ T3012] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.272334][ T3012] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.283144][ T3012] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.292746][ T3012] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.386594][ T3008] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 100.430267][ T3008] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 100.519710][ T3008] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 100.571497][ T3008] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 101.897313][ T13] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 101.905803][ T13] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 101.926634][ T154] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 101.935504][ T154] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 102.448787][ T5181] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 102.456893][ T5181] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 102.464620][ T5181] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 102.472523][ T5181] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 102.480470][ T5181] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 2025/08/18 17:57:52 executed programs: 0 [ 103.002991][ T5181] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 103.010408][ T5181] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 103.018511][ T5181] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 103.026454][ T5181] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 103.035523][ T5181] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 103.073871][ T1210] cfg80211: failed to load regulatory.db [ 103.157542][ T5974] chnl_net:caif_netlink_parms(): no params data found [ 103.210734][ T5974] bridge0: port 1(bridge_slave_0) entered blocking state [ 103.218238][ T5974] bridge0: port 1(bridge_slave_0) entered disabled state [ 103.225792][ T5974] bridge_slave_0: entered allmulticast mode [ 103.232656][ T5974] bridge_slave_0: entered promiscuous mode [ 103.240826][ T5974] bridge0: port 2(bridge_slave_1) entered blocking state [ 103.248182][ T5974] bridge0: port 2(bridge_slave_1) entered disabled state [ 103.255747][ T5974] bridge_slave_1: entered allmulticast mode [ 103.262494][ T5974] bridge_slave_1: entered promiscuous mode [ 103.285069][ T5974] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 103.296598][ T5974] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 103.321972][ T5974] team0: Port device team_slave_0 added [ 103.329615][ T5974] team0: Port device team_slave_1 added [ 103.349793][ T5974] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 103.357377][ T5974] 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. [ 103.383756][ T5974] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 103.395935][ T5974] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 103.403215][ T5974] 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. [ 103.429442][ T5974] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 103.463878][ T5974] hsr_slave_0: entered promiscuous mode [ 103.470369][ T5974] hsr_slave_1: entered promiscuous mode [ 103.476814][ T5974] debugfs: 'hsr0' already exists in 'hsr' [ 103.482603][ T5974] Cannot create hsr debugfs directory [ 103.610487][ T3008] bridge_slave_1: left allmulticast mode [ 103.617461][ T3008] bridge_slave_1: left promiscuous mode [ 103.624521][ T3008] bridge0: port 2(bridge_slave_1) entered disabled state [ 103.636336][ T3008] bridge_slave_0: left allmulticast mode [ 103.642134][ T3008] bridge_slave_0: left promiscuous mode [ 103.650305][ T3008] bridge0: port 1(bridge_slave_0) entered disabled state [ 103.790424][ T3008] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 103.802440][ T3008] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 103.817761][ T3008] bond0 (unregistering): Released all slaves [ 103.912300][ T3008] hsr_slave_0: left promiscuous mode [ 103.919307][ T3008] hsr_slave_1: left promiscuous mode [ 103.927024][ T3008] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 103.934863][ T3008] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 103.942857][ T3008] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 103.951510][ T3008] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 103.964562][ T3008] veth1_macvtap: left promiscuous mode [ 103.970653][ T3008] veth0_macvtap: left promiscuous mode [ 103.976824][ T3008] veth1_vlan: left promiscuous mode [ 103.982238][ T3008] veth0_vlan: left promiscuous mode [ 104.130704][ T3008] team0 (unregistering): Port device team_slave_1 removed [ 104.150171][ T3008] team0 (unregistering): Port device team_slave_0 removed [ 104.388989][ T5974] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 104.404972][ T5974] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 104.420112][ T5974] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 104.430650][ T5974] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 104.801030][ T5974] 8021q: adding VLAN 0 to HW filter on device bond0 [ 104.838900][ T5974] 8021q: adding VLAN 0 to HW filter on device team0 [ 104.862454][ T36] bridge0: port 1(bridge_slave_0) entered blocking state [ 104.869684][ T36] bridge0: port 1(bridge_slave_0) entered forwarding state [ 104.917315][ T36] bridge0: port 2(bridge_slave_1) entered blocking state [ 104.924509][ T36] bridge0: port 2(bridge_slave_1) entered forwarding state [ 105.073239][ T5181] Bluetooth: hci0: command tx timeout [ 105.234679][ T5974] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 105.315177][ T5974] veth0_vlan: entered promiscuous mode [ 105.340393][ T5974] veth1_vlan: entered promiscuous mode [ 105.370898][ T5974] veth0_macvtap: entered promiscuous mode [ 105.379683][ T5974] veth1_macvtap: entered promiscuous mode [ 105.396838][ T5974] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 105.411196][ T5974] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 105.425050][ T13] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.434794][ T13] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.444502][ T13] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.453376][ T13] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.492847][ T36] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 105.506447][ T36] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 105.526075][ T3008] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 105.534010][ T3008] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 107.163291][ T5181] Bluetooth: hci0: command tx timeout 2025/08/18 17:57:57 executed programs: 124 [ 109.233552][ T5181] Bluetooth: hci0: command tx timeout [ 111.313524][ T5181] Bluetooth: hci0: command tx timeout 2025/08/18 17:58:02 executed programs: 403 [ 116.509757][ T51] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 116.518387][ T51] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 116.528477][ T51] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 116.537464][ T51] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 116.545528][ T51] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 116.650368][ T6640] chnl_net:caif_netlink_parms(): no params data found [ 116.697990][ T6640] bridge0: port 1(bridge_slave_0) entered blocking state [ 116.705256][ T6640] bridge0: port 1(bridge_slave_0) entered disabled state [ 116.712521][ T6640] bridge_slave_0: entered allmulticast mode [ 116.719801][ T6640] bridge_slave_0: entered promiscuous mode [ 116.727475][ T6640] bridge0: port 2(bridge_slave_1) entered blocking state [ 116.735349][ T6640] bridge0: port 2(bridge_slave_1) entered disabled state [ 116.742549][ T6640] bridge_slave_1: entered allmulticast mode [ 116.749726][ T6640] bridge_slave_1: entered promiscuous mode [ 116.767154][ T154] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 116.788400][ T6640] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 116.800371][ T6640] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 116.824960][ T6640] team0: Port device team_slave_0 added [ 116.832208][ T6640] team0: Port device team_slave_1 added [ 116.849350][ T154] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 116.869665][ T6640] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 116.877298][ T6640] 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. [ 116.903364][ T6640] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 116.915683][ T6640] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 116.922669][ T6640] 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. [ 116.948763][ T6640] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 116.962248][ T154] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 116.998538][ T6640] hsr_slave_0: entered promiscuous mode [ 117.005342][ T6640] hsr_slave_1: entered promiscuous mode [ 117.024162][ T154] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 117.139650][ T154] bridge_slave_1: left allmulticast mode [ 117.145872][ T154] bridge_slave_1: left promiscuous mode [ 117.151646][ T154] bridge0: port 2(bridge_slave_1) entered disabled state [ 117.161639][ T154] bridge_slave_0: left allmulticast mode [ 117.167487][ T154] bridge_slave_0: left promiscuous mode [ 117.173412][ T154] bridge0: port 1(bridge_slave_0) entered disabled state [ 117.278498][ T154] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 117.288742][ T154] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 117.298748][ T154] bond0 (unregistering): Released all slaves [ 117.629570][ T154] hsr_slave_0: left promiscuous mode [ 117.636389][ T154] hsr_slave_1: left promiscuous mode [ 117.642287][ T154] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 117.652189][ T154] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 117.661148][ T154] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 117.669395][ T154] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 117.680664][ T154] veth1_macvtap: left promiscuous mode [ 117.686513][ T154] veth0_macvtap: left promiscuous mode [ 117.692093][ T154] veth1_vlan: left promiscuous mode [ 117.697821][ T154] veth0_vlan: left promiscuous mode [ 117.818624][ T154] team0 (unregistering): Port device team_slave_1 removed [ 117.831511][ T154] team0 (unregistering): Port device team_slave_0 removed [ 117.891165][ T6640] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 117.907551][ T6640] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 117.927841][ T6640] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 117.937650][ T6640] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 118.016602][ T6640] 8021q: adding VLAN 0 to HW filter on device bond0 [ 118.038532][ T6640] 8021q: adding VLAN 0 to HW filter on device team0 [ 118.052060][ T3008] bridge0: port 1(bridge_slave_0) entered blocking state [ 118.059267][ T3008] bridge0: port 1(bridge_slave_0) entered forwarding state [ 118.075425][ T3008] bridge0: port 2(bridge_slave_1) entered blocking state [ 118.082586][ T3008] bridge0: port 2(bridge_slave_1) entered forwarding state [ 118.132255][ T6640] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 118.327884][ T6640] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 118.377432][ T6640] veth0_vlan: entered promiscuous mode [ 118.390149][ T6640] veth1_vlan: entered promiscuous mode [ 118.416257][ T6640] veth0_macvtap: entered promiscuous mode [ 118.425078][ T6640] veth1_macvtap: entered promiscuous mode [ 118.441056][ T6640] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 118.454338][ T6640] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 118.467254][ T154] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 118.477012][ T154] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 118.486551][ T154] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 118.496129][ T154] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 2025/08/18 17:58:08 executed programs: 602 [ 118.535790][ T13] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 118.547787][ T13] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 118.566559][ T13] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 118.575384][ T13] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 118.602053][ T6688] ================================================================== [ 118.610209][ T6688] BUG: KASAN: slab-use-after-free in force_devcd_write+0x312/0x340 [ 118.618166][ T6688] Read of size 8 at addr ffff888025ad1000 by task syz.0.617/6688 [ 118.625893][ T6688] [ 118.628235][ T6688] CPU: 0 UID: 0 PID: 6688 Comm: syz.0.617 Not tainted 6.17.0-rc2-syzkaller #0 PREEMPT(full) [ 118.628263][ T6688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 118.628278][ T6688] Call Trace: [ 118.628286][ T6688] [ 118.628294][ T6688] dump_stack_lvl+0x116/0x1f0 [ 118.628330][ T6688] print_report+0xcd/0x630 [ 118.628360][ T6688] ? __virt_addr_valid+0x81/0x610 [ 118.628396][ T6688] ? __phys_addr+0xe8/0x180 [ 118.628424][ T6688] ? force_devcd_write+0x312/0x340 [ 118.628454][ T6688] kasan_report+0xe0/0x110 [ 118.628484][ T6688] ? force_devcd_write+0x312/0x340 [ 118.628517][ T6688] force_devcd_write+0x312/0x340 [ 118.628548][ T6688] ? __pfx_force_devcd_write+0x10/0x10 [ 118.628579][ T6688] ? __debugfs_file_get+0x1fe/0x840 [ 118.628614][ T6688] ? __pfx___debugfs_file_get+0x10/0x10 [ 118.628650][ T6688] ? rcu_is_watching+0x12/0xc0 [ 118.628676][ T6688] full_proxy_write+0x131/0x1a0 [ 118.628712][ T6688] ? __pfx_full_proxy_write+0x10/0x10 [ 118.628747][ T6688] vfs_write+0x2a0/0x11d0 [ 118.628776][ T6688] ? __pfx_vfs_write+0x10/0x10 [ 118.628801][ T6688] ? do_futex+0x122/0x350 [ 118.628829][ T6688] ? __pfx_do_futex+0x10/0x10 [ 118.628861][ T6688] ? __x64_sys_futex+0x1e0/0x4c0 [ 118.628890][ T6688] ? __x64_sys_futex+0x1e9/0x4c0 [ 118.628920][ T6688] ksys_write+0x12a/0x250 [ 118.628946][ T6688] ? __pfx_ksys_write+0x10/0x10 [ 118.628976][ T6688] do_syscall_64+0xcd/0x490 [ 118.629008][ T6688] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 118.629032][ T6688] RIP: 0033:0x7fbb9578ebe9 [ 118.629052][ T6688] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 118.629075][ T6688] RSP: 002b:00007ffe87d0fb58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 118.629098][ T6688] RAX: ffffffffffffffda RBX: 00007fbb959b5fa0 RCX: 00007fbb9578ebe9 [ 118.629114][ T6688] RDX: 000000000000000e RSI: 0000000000000000 RDI: 0000000000000003 [ 118.629127][ T6688] RBP: 00007fbb95811e19 R08: 0000000000000000 R09: 0000000000000000 [ 118.629141][ T6688] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 118.629155][ T6688] R13: 00007fbb959b5fa0 R14: 00007fbb959b5fa0 R15: 0000000000000003 [ 118.629176][ T6688] [ 118.629183][ T6688] [ 118.850505][ T6688] Allocated by task 5974: [ 118.854960][ T6688] kasan_save_stack+0x33/0x60 [ 118.859752][ T6688] kasan_save_track+0x14/0x30 [ 118.864454][ T6688] __kasan_kmalloc+0xaa/0xb0 [ 118.869064][ T6688] vhci_open+0x4c/0x430 [ 118.873246][ T6688] misc_open+0x35a/0x420 [ 118.877507][ T6688] chrdev_open+0x234/0x6a0 [ 118.881949][ T6688] do_dentry_open+0x982/0x1530 [ 118.886739][ T6688] vfs_open+0x82/0x3f0 [ 118.890842][ T6688] path_openat+0x1de4/0x2cb0 [ 118.895456][ T6688] do_filp_open+0x20b/0x470 [ 118.900079][ T6688] do_sys_openat2+0x11b/0x1d0 [ 118.904791][ T6688] __x64_sys_openat+0x174/0x210 [ 118.909686][ T6688] do_syscall_64+0xcd/0x490 [ 118.914223][ T6688] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 118.920139][ T6688] [ 118.922473][ T6688] Freed by task 5974: [ 118.926548][ T6688] kasan_save_stack+0x33/0x60 [ 118.931281][ T6688] kasan_save_track+0x14/0x30 [ 118.935983][ T6688] kasan_save_free_info+0x3b/0x60 [ 118.941047][ T6688] __kasan_slab_free+0x60/0x70 [ 118.945848][ T6688] kfree+0x2b4/0x4d0 [ 118.949770][ T6688] vhci_release+0xbb/0xf0 [ 118.954140][ T6688] __fput+0x402/0xb70 [ 118.958173][ T6688] task_work_run+0x150/0x240 [ 118.962846][ T6688] do_exit+0x86f/0x2bf0 [ 118.967034][ T6688] do_group_exit+0xd3/0x2a0 [ 118.971573][ T6688] get_signal+0x2673/0x26d0 [ 118.976102][ T6688] arch_do_signal_or_restart+0x8f/0x790 [ 118.981698][ T6688] exit_to_user_mode_loop+0x84/0x110 [ 118.987023][ T6688] do_syscall_64+0x3f6/0x490 [ 118.991646][ T6688] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 118.997561][ T6688] [ 118.999915][ T6688] The buggy address belongs to the object at ffff888025ad1000 [ 118.999915][ T6688] which belongs to the cache kmalloc-1k of size 1024 [ 119.014022][ T6688] The buggy address is located 0 bytes inside of [ 119.014022][ T6688] freed 1024-byte region [ffff888025ad1000, ffff888025ad1400) [ 119.027842][ T6688] [ 119.030206][ T6688] The buggy address belongs to the physical page: [ 119.036633][ T6688] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x25ad0 [ 119.045413][ T6688] head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 119.053928][ T6688] anon flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff) [ 119.062025][ T6688] page_type: f5(slab) [ 119.066076][ T6688] raw: 00fff00000000040 ffff88801b841dc0 0000000000000000 dead000000000001 [ 119.074684][ T6688] raw: 0000000000000000 0000000000100010 00000000f5000000 0000000000000000 [ 119.083314][ T6688] head: 00fff00000000040 ffff88801b841dc0 0000000000000000 dead000000000001 [ 119.092012][ T6688] head: 0000000000000000 0000000000100010 00000000f5000000 0000000000000000 [ 119.100704][ T6688] head: 00fff00000000003 ffffea000096b401 00000000ffffffff 00000000ffffffff [ 119.109397][ T6688] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000008 [ 119.118082][ T6688] page dumped because: kasan: bad access detected [ 119.124521][ T6688] page_owner tracks the page as allocated [ 119.130274][ T6688] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5630, tgid 5630 (dhcpcd), ts 64059065449, free_ts 64002036403 [ 119.151152][ T6688] post_alloc_hook+0x1c0/0x230 [ 119.155949][ T6688] get_page_from_freelist+0x132b/0x38e0 [ 119.161521][ T6688] __alloc_frozen_pages_noprof+0x261/0x23f0 [ 119.167446][ T6688] alloc_pages_mpol+0x1fb/0x550 [ 119.172421][ T6688] new_slab+0x247/0x330 [ 119.176594][ T6688] ___slab_alloc+0xcf2/0x1740 [ 119.181290][ T6688] __slab_alloc.constprop.0+0x56/0xb0 [ 119.186727][ T6688] __kmalloc_noprof+0x2f2/0x510 [ 119.191605][ T6688] load_elf_phdrs+0x102/0x210 [ 119.196307][ T6688] load_elf_binary+0x151b/0x4fe0 [ 119.201275][ T6688] bprm_execve+0x8be/0x1640 [ 119.206343][ T6688] do_execveat_common.isra.0+0x4a5/0x610 [ 119.212030][ T6688] __x64_sys_execve+0x8e/0xb0 [ 119.216744][ T6688] do_syscall_64+0xcd/0x490 [ 119.221284][ T6688] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 119.227289][ T6688] page last free pid 5628 tgid 5628 stack trace: [ 119.233634][ T6688] __free_frozen_pages+0x7d5/0x10f0 [ 119.238858][ T6688] qlist_free_all+0x4d/0x120 [ 119.243475][ T6688] kasan_quarantine_reduce+0x195/0x1e0 [ 119.248958][ T6688] __kasan_slab_alloc+0x69/0x90 [ 119.253835][ T6688] kmem_cache_alloc_noprof+0x1cb/0x3b0 [ 119.259323][ T6688] getname_flags.part.0+0x4c/0x550 [ 119.264475][ T6688] getname_flags+0x93/0xf0 [ 119.268913][ T6688] vfs_fstatat+0xe1/0xf0 [ 119.273204][ T6688] __do_sys_newfstatat+0x97/0x120 [ 119.278275][ T6688] do_syscall_64+0xcd/0x490 [ 119.282821][ T6688] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 119.289002][ T6688] [ 119.291340][ T6688] Memory state around the buggy address: [ 119.296989][ T6688] ffff888025ad0f00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 119.305068][ T6688] ffff888025ad0f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 119.313148][ T6688] >ffff888025ad1000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 119.321297][ T6688] ^ [ 119.325382][ T6688] ffff888025ad1080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 119.333474][ T6688] ffff888025ad1100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 119.341549][ T6688] ================================================================== [ 119.364973][ T5181] Bluetooth: hci1: command tx timeout [ 119.371611][ T6688] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 119.378863][ T6688] CPU: 1 UID: 0 PID: 6688 Comm: syz.0.617 Not tainted 6.17.0-rc2-syzkaller #0 PREEMPT(full) [ 119.389056][ T6688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 119.399135][ T6688] Call Trace: [ 119.402434][ T6688] [ 119.405477][ T6688] dump_stack_lvl+0x3d/0x1f0 [ 119.410108][ T6688] vpanic+0x6e8/0x7a0 [ 119.414650][ T6688] ? __pfx_vpanic+0x10/0x10 [ 119.419188][ T6688] ? __pfx_vprintk_emit+0x10/0x10 [ 119.424238][ T6688] ? force_devcd_write+0x312/0x340 [ 119.429387][ T6688] panic+0xca/0xd0 [ 119.433141][ T6688] ? __pfx_panic+0x10/0x10 [ 119.437613][ T6688] ? force_devcd_write+0x312/0x340 [ 119.442757][ T6688] ? preempt_schedule_common+0x44/0xc0 [ 119.448419][ T6688] ? preempt_schedule_thunk+0x16/0x30 [ 119.453827][ T6688] ? check_panic_on_warn+0x1f/0xb0 [ 119.458980][ T6688] check_panic_on_warn+0xab/0xb0 [ 119.463956][ T6688] end_report+0x107/0x170 [ 119.468316][ T6688] kasan_report+0xee/0x110 [ 119.472763][ T6688] ? force_devcd_write+0x312/0x340 [ 119.477910][ T6688] force_devcd_write+0x312/0x340 [ 119.482886][ T6688] ? __pfx_force_devcd_write+0x10/0x10 [ 119.488383][ T6688] ? __debugfs_file_get+0x1fe/0x840 [ 119.493706][ T6688] ? __pfx___debugfs_file_get+0x10/0x10 [ 119.499292][ T6688] ? rcu_is_watching+0x12/0xc0 [ 119.504090][ T6688] full_proxy_write+0x131/0x1a0 [ 119.508979][ T6688] ? __pfx_full_proxy_write+0x10/0x10 [ 119.514390][ T6688] vfs_write+0x2a0/0x11d0 [ 119.518753][ T6688] ? __pfx_vfs_write+0x10/0x10 [ 119.523558][ T6688] ? do_futex+0x122/0x350 [ 119.527916][ T6688] ? __pfx_do_futex+0x10/0x10 [ 119.532637][ T6688] ? __x64_sys_futex+0x1e0/0x4c0 [ 119.537611][ T6688] ? __x64_sys_futex+0x1e9/0x4c0 [ 119.542582][ T6688] ksys_write+0x12a/0x250 [ 119.546939][ T6688] ? __pfx_ksys_write+0x10/0x10 [ 119.551824][ T6688] do_syscall_64+0xcd/0x490 [ 119.556361][ T6688] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 119.562279][ T6688] RIP: 0033:0x7fbb9578ebe9 [ 119.566715][ T6688] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 119.586346][ T6688] RSP: 002b:00007ffe87d0fb58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 119.594792][ T6688] RAX: ffffffffffffffda RBX: 00007fbb959b5fa0 RCX: 00007fbb9578ebe9 [ 119.602804][ T6688] RDX: 000000000000000e RSI: 0000000000000000 RDI: 0000000000000003 [ 119.610867][ T6688] RBP: 00007fbb95811e19 R08: 0000000000000000 R09: 0000000000000000 [ 119.618854][ T6688] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 119.626868][ T6688] R13: 00007fbb959b5fa0 R14: 00007fbb959b5fa0 R15: 0000000000000003 [ 119.634867][ T6688] [ 119.638220][ T6688] Kernel Offset: disabled [ 119.642557][ T6688] Rebooting in 86400 seconds..