Warning: Permanently added '10.128.0.82' (ED25519) to the list of known hosts. 2025/03/19 08:54:00 ignoring optional flag "sandboxArg"="0" 2025/03/19 08:54:01 parsed 1 programs [ 135.272079][ T5858] cgroup: Unknown subsys name 'net' [ 135.436122][ T5858] cgroup: Unknown subsys name 'cpuset' [ 135.445104][ T5858] cgroup: Unknown subsys name 'rlimit' [ 137.127187][ T5858] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 138.130510][ T1300] ieee802154 phy0 wpan0: encryption failed: -22 [ 138.137127][ T1300] ieee802154 phy1 wpan1: encryption failed: -22 [ 139.626688][ T5865] 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. [ 139.751400][ T5148] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 139.759937][ T5148] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 139.768218][ T5148] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 139.777660][ T5148] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 139.785867][ T5148] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 139.793565][ T5148] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 142.342332][ T5922] chnl_net:caif_netlink_parms(): no params data found [ 142.420782][ T5922] bridge0: port 1(bridge_slave_0) entered blocking state [ 142.428789][ T5922] bridge0: port 1(bridge_slave_0) entered disabled state [ 142.436189][ T5922] bridge_slave_0: entered allmulticast mode [ 142.445546][ T5922] bridge_slave_0: entered promiscuous mode [ 142.460103][ T5922] bridge0: port 2(bridge_slave_1) entered blocking state [ 142.467412][ T5922] bridge0: port 2(bridge_slave_1) entered disabled state [ 142.476071][ T5922] bridge_slave_1: entered allmulticast mode [ 142.484758][ T5922] bridge_slave_1: entered promiscuous mode [ 142.513340][ T5922] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 142.524651][ T5922] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 142.551527][ T5922] team0: Port device team_slave_0 added [ 142.562060][ T5922] team0: Port device team_slave_1 added [ 142.590519][ T5922] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 142.598135][ T5922] 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. [ 142.624303][ T5922] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 142.637490][ T5922] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 142.644644][ T5922] 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. [ 142.670620][ T5922] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 142.712873][ T5922] hsr_slave_0: entered promiscuous mode [ 142.719281][ T5922] hsr_slave_1: entered promiscuous mode [ 142.829300][ T5922] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 142.840166][ T5922] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 142.850558][ T5922] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 142.859751][ T5922] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 142.886825][ T5922] bridge0: port 2(bridge_slave_1) entered blocking state [ 142.894121][ T5922] bridge0: port 2(bridge_slave_1) entered forwarding state [ 142.902231][ T5922] bridge0: port 1(bridge_slave_0) entered blocking state [ 142.909509][ T5922] bridge0: port 1(bridge_slave_0) entered forwarding state [ 142.962319][ T5922] 8021q: adding VLAN 0 to HW filter on device bond0 [ 142.983327][ T78] bridge0: port 1(bridge_slave_0) entered disabled state [ 142.992275][ T78] bridge0: port 2(bridge_slave_1) entered disabled state [ 143.014105][ T5922] 8021q: adding VLAN 0 to HW filter on device team0 [ 143.028797][ T1147] bridge0: port 1(bridge_slave_0) entered blocking state [ 143.035952][ T1147] bridge0: port 1(bridge_slave_0) entered forwarding state [ 143.048791][ T78] bridge0: port 2(bridge_slave_1) entered blocking state [ 143.055972][ T78] bridge0: port 2(bridge_slave_1) entered forwarding state [ 143.211701][ T5922] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 143.254613][ T5922] veth0_vlan: entered promiscuous mode [ 143.265916][ T5922] veth1_vlan: entered promiscuous mode [ 143.294753][ T5922] veth0_macvtap: entered promiscuous mode [ 143.304060][ T5922] veth1_macvtap: entered promiscuous mode [ 143.321569][ T5922] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 143.337688][ T5922] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 143.350740][ T5922] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 143.360057][ T5922] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 143.370549][ T5922] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 143.380678][ T5922] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 143.558069][ T12] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 143.628632][ T12] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 143.697239][ T12] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 143.781082][ T12] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 143.956797][ T3025] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 143.965987][ T3025] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 143.996594][ T78] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 144.004837][ T78] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/03/19 08:54:15 executed programs: 0 [ 144.543168][ T5148] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 144.551476][ T5148] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 144.561112][ T5148] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 144.569822][ T5148] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 144.578898][ T5148] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 144.587004][ T5148] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 144.715650][ T5961] chnl_net:caif_netlink_parms(): no params data found [ 144.770520][ T5961] bridge0: port 1(bridge_slave_0) entered blocking state [ 144.777933][ T5961] bridge0: port 1(bridge_slave_0) entered disabled state [ 144.785446][ T5961] bridge_slave_0: entered allmulticast mode [ 144.792157][ T5961] bridge_slave_0: entered promiscuous mode [ 144.800735][ T5961] bridge0: port 2(bridge_slave_1) entered blocking state [ 144.808194][ T5961] bridge0: port 2(bridge_slave_1) entered disabled state [ 144.816446][ T5961] bridge_slave_1: entered allmulticast mode [ 144.824319][ T5961] bridge_slave_1: entered promiscuous mode [ 144.853626][ T5961] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 144.865718][ T5961] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 144.897529][ T5961] team0: Port device team_slave_0 added [ 144.905917][ T5961] team0: Port device team_slave_1 added [ 144.931638][ T5961] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 144.938775][ T5961] 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. [ 144.965742][ T5961] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 144.978796][ T5961] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 144.985900][ T5961] 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. [ 145.012139][ T5961] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 145.051613][ T5961] hsr_slave_0: entered promiscuous mode [ 145.058300][ T5961] hsr_slave_1: entered promiscuous mode [ 145.065202][ T5961] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 145.073196][ T5961] Cannot create hsr debugfs directory [ 146.406538][ T12] bridge_slave_1: left allmulticast mode [ 146.415114][ T12] bridge_slave_1: left promiscuous mode [ 146.421731][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 146.439568][ T12] bridge_slave_0: left allmulticast mode [ 146.448470][ T12] bridge_slave_0: left promiscuous mode [ 146.457020][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 146.608129][ T5148] Bluetooth: hci0: command tx timeout [ 146.817223][ T12] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 146.831834][ T12] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 146.848070][ T12] bond0 (unregistering): Released all slaves [ 146.945681][ T12] hsr_slave_0: left promiscuous mode [ 146.952845][ T12] hsr_slave_1: left promiscuous mode [ 146.959035][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 146.970487][ T12] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 146.979916][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 146.990237][ T12] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 147.012049][ T12] veth1_macvtap: left promiscuous mode [ 147.018158][ T12] veth0_macvtap: left promiscuous mode [ 147.026532][ T12] veth1_vlan: left promiscuous mode [ 147.032101][ T12] veth0_vlan: left promiscuous mode [ 147.452109][ T12] team0 (unregistering): Port device team_slave_1 removed [ 147.483280][ T12] team0 (unregistering): Port device team_slave_0 removed [ 148.055397][ T5961] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 148.068115][ T5961] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 148.084425][ T5961] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 148.101173][ T5961] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 148.187019][ T5961] 8021q: adding VLAN 0 to HW filter on device bond0 [ 148.335549][ T5961] 8021q: adding VLAN 0 to HW filter on device team0 [ 148.348044][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 148.355654][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 148.377697][ T62] bridge0: port 2(bridge_slave_1) entered blocking state [ 148.384903][ T62] bridge0: port 2(bridge_slave_1) entered forwarding state [ 148.500776][ T5961] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 148.684020][ T5148] Bluetooth: hci0: command tx timeout [ 148.748128][ T5961] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 148.817881][ T5961] veth0_vlan: entered promiscuous mode [ 148.829555][ T5961] veth1_vlan: entered promiscuous mode [ 148.887122][ T5961] veth0_macvtap: entered promiscuous mode [ 148.914029][ T5961] veth1_macvtap: entered promiscuous mode [ 148.955664][ T5961] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 148.967646][ T5961] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 148.986059][ T5961] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 148.995586][ T5961] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 149.007362][ T5961] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 149.016276][ T5961] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 149.093911][ T62] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 149.101776][ T62] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 149.157284][ T1147] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 149.168578][ T1147] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/03/19 08:54:20 executed programs: 9 [ 150.762492][ T5148] Bluetooth: hci0: command tx timeout [ 152.854149][ T5148] Bluetooth: hci0: command tx timeout 2025/03/19 08:54:25 executed programs: 213 2025/03/19 08:54:30 executed programs: 459 [ 162.605504][ T55] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 162.614726][ T55] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 162.624188][ T55] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 162.634597][ T55] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 162.643567][ T55] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 162.650796][ T55] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 162.781892][ T53] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 162.799518][ T6674] chnl_net:caif_netlink_parms(): no params data found [ 162.847056][ T53] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 162.875369][ T6674] bridge0: port 1(bridge_slave_0) entered blocking state [ 162.884282][ T6674] bridge0: port 1(bridge_slave_0) entered disabled state [ 162.891480][ T6674] bridge_slave_0: entered allmulticast mode [ 162.899165][ T6674] bridge_slave_0: entered promiscuous mode [ 162.907275][ T6674] bridge0: port 2(bridge_slave_1) entered blocking state [ 162.914809][ T6674] bridge0: port 2(bridge_slave_1) entered disabled state [ 162.921979][ T6674] bridge_slave_1: entered allmulticast mode [ 162.930502][ T6674] bridge_slave_1: entered promiscuous mode [ 162.945999][ T53] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 162.977761][ T6674] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 162.989208][ T6674] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 163.017134][ T6674] team0: Port device team_slave_0 added [ 163.026066][ T6674] team0: Port device team_slave_1 added [ 163.045455][ T53] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 163.074253][ T6674] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 163.081253][ T6674] 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. [ 163.109347][ T6674] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 163.122503][ T6674] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 163.129655][ T6674] 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. [ 163.155845][ T6674] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 163.197363][ T6674] hsr_slave_0: entered promiscuous mode [ 163.203877][ T6674] hsr_slave_1: entered promiscuous mode [ 163.297203][ T53] bridge_slave_1: left allmulticast mode [ 163.303005][ T53] bridge_slave_1: left promiscuous mode [ 163.308904][ T53] bridge0: port 2(bridge_slave_1) entered disabled state [ 163.319313][ T53] bridge_slave_0: left allmulticast mode [ 163.325775][ T53] bridge_slave_0: left promiscuous mode [ 163.331452][ T53] bridge0: port 1(bridge_slave_0) entered disabled state [ 163.547337][ T53] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 163.560076][ T53] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 163.570966][ T53] bond0 (unregistering): Released all slaves [ 163.837402][ T53] hsr_slave_0: left promiscuous mode [ 163.845758][ T53] hsr_slave_1: left promiscuous mode [ 163.851732][ T53] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 163.860660][ T53] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 163.875003][ T53] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 163.883926][ T53] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 163.905228][ T53] veth1_macvtap: left promiscuous mode [ 163.910819][ T53] veth0_macvtap: left promiscuous mode [ 163.918901][ T53] veth1_vlan: left promiscuous mode [ 163.925898][ T53] veth0_vlan: left promiscuous mode [ 164.282835][ T53] team0 (unregistering): Port device team_slave_1 removed [ 164.310114][ T53] team0 (unregistering): Port device team_slave_0 removed [ 164.693052][ T5148] Bluetooth: hci1: command tx timeout [ 164.788833][ T6674] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 164.799532][ T6674] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 164.809807][ T6674] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 164.832811][ T6674] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 164.933935][ T6674] 8021q: adding VLAN 0 to HW filter on device bond0 [ 164.958645][ T6674] 8021q: adding VLAN 0 to HW filter on device team0 [ 164.970098][ T62] bridge0: port 1(bridge_slave_0) entered blocking state [ 164.977240][ T62] bridge0: port 1(bridge_slave_0) entered forwarding state [ 164.991975][ T1147] bridge0: port 2(bridge_slave_1) entered blocking state [ 164.999188][ T1147] bridge0: port 2(bridge_slave_1) entered forwarding state [ 165.193404][ T6674] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 165.229586][ T6674] veth0_vlan: entered promiscuous mode [ 165.239697][ T6674] veth1_vlan: entered promiscuous mode [ 165.262611][ T6674] veth0_macvtap: entered promiscuous mode [ 165.271782][ T6674] veth1_macvtap: entered promiscuous mode [ 165.295167][ T6674] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 165.308418][ T6674] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 165.320554][ T6674] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 165.329384][ T6674] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 165.338230][ T6674] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 165.347063][ T6674] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 165.403854][ T53] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 165.411726][ T53] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 165.438223][ T62] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 2025/03/19 08:54:36 executed programs: 602 [ 165.447143][ T62] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 165.543074][ T6717] ================================================================== [ 165.551197][ T6717] BUG: KASAN: slab-use-after-free in force_devcd_write+0x317/0x330 [ 165.559124][ T6717] Read of size 8 at addr ffff88807dfa6000 by task syz.0.616/6717 [ 165.566847][ T6717] [ 165.569197][ T6717] CPU: 0 UID: 0 PID: 6717 Comm: syz.0.616 Not tainted 6.14.0-rc7-syzkaller-00069-g81e4f8d68c66 #0 [ 165.569224][ T6717] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 165.569244][ T6717] Call Trace: [ 165.569251][ T6717] <TASK> [ 165.569260][ T6717] dump_stack_lvl+0x116/0x1f0 [ 165.569300][ T6717] print_report+0xc3/0x670 [ 165.569320][ T6717] ? __virt_addr_valid+0x5e/0x590 [ 165.569342][ T6717] ? __phys_addr+0xc6/0x150 [ 165.569364][ T6717] kasan_report+0xd9/0x110 [ 165.569383][ T6717] ? force_devcd_write+0x317/0x330 [ 165.569414][ T6717] ? force_devcd_write+0x317/0x330 [ 165.569447][ T6717] force_devcd_write+0x317/0x330 [ 165.569477][ T6717] ? __pfx_force_devcd_write+0x10/0x10 [ 165.569508][ T6717] ? __debugfs_file_get+0x1ff/0x850 [ 165.569537][ T6717] ? __pfx___debugfs_file_get+0x10/0x10 [ 165.569565][ T6717] ? rcu_is_watching+0x12/0xc0 [ 165.569588][ T6717] ? trace_lock_acquire+0x14e/0x1f0 [ 165.569615][ T6717] full_proxy_write+0x13c/0x200 [ 165.569644][ T6717] ? __pfx_full_proxy_write+0x10/0x10 [ 165.569672][ T6717] vfs_write+0x24c/0x1150 [ 165.569705][ T6717] ? __pfx_vfs_write+0x10/0x10 [ 165.569733][ T6717] ? do_futex+0x123/0x350 [ 165.569760][ T6717] ? __pfx_do_futex+0x10/0x10 [ 165.569788][ T6717] ? __x64_sys_futex+0x1e1/0x4c0 [ 165.569814][ T6717] ? __x64_sys_futex+0x1ea/0x4c0 [ 165.569842][ T6717] ksys_write+0x12b/0x250 [ 165.569871][ T6717] ? __pfx_ksys_write+0x10/0x10 [ 165.569904][ T6717] do_syscall_64+0xcd/0x250 [ 165.569937][ T6717] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 165.569982][ T6717] RIP: 0033:0x7efd1698d169 [ 165.569999][ T6717] 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 [ 165.570024][ T6717] RSP: 002b:00007fff14c8bd58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 165.570047][ T6717] RAX: ffffffffffffffda RBX: 00007efd16ba5fa0 RCX: 00007efd1698d169 [ 165.570062][ T6717] RDX: 000000000000000e RSI: 0000000000000000 RDI: 0000000000000003 [ 165.570075][ T6717] RBP: 00007efd16a0e2a0 R08: 0000000000000000 R09: 0000000000000000 [ 165.570089][ T6717] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 165.570102][ T6717] R13: 00007efd16ba5fa0 R14: 00007efd16ba5fa0 R15: 0000000000000003 [ 165.570122][ T6717] </TASK> [ 165.570129][ T6717] [ 165.796514][ T6717] Allocated by task 5961: [ 165.800848][ T6717] kasan_save_stack+0x33/0x60 [ 165.805550][ T6717] kasan_save_track+0x14/0x30 [ 165.810251][ T6717] __kasan_kmalloc+0xaa/0xb0 [ 165.814859][ T6717] vhci_open+0x4c/0x430 [ 165.819048][ T6717] misc_open+0x35a/0x420 [ 165.823300][ T6717] chrdev_open+0x237/0x6a0 [ 165.827755][ T6717] do_dentry_open+0x735/0x1c40 [ 165.832546][ T6717] vfs_open+0x82/0x3f0 [ 165.836629][ T6717] path_openat+0x1e88/0x2d80 [ 165.841248][ T6717] do_filp_open+0x20c/0x470 [ 165.845784][ T6717] do_sys_openat2+0x17a/0x1e0 [ 165.850489][ T6717] __x64_sys_openat+0x175/0x210 [ 165.855358][ T6717] do_syscall_64+0xcd/0x250 [ 165.859897][ T6717] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 165.865833][ T6717] [ 165.868182][ T6717] Freed by task 5961: [ 165.872189][ T6717] kasan_save_stack+0x33/0x60 [ 165.876952][ T6717] kasan_save_track+0x14/0x30 [ 165.881710][ T6717] kasan_save_free_info+0x3b/0x60 [ 165.886781][ T6717] __kasan_slab_free+0x51/0x70 [ 165.891596][ T6717] kfree+0x2c4/0x4d0 [ 165.895525][ T6717] vhci_release+0xbb/0xf0 [ 165.899894][ T6717] __fput+0x3ff/0xb70 [ 165.903896][ T6717] task_work_run+0x14e/0x250 [ 165.908520][ T6717] do_exit+0xad8/0x2db0 [ 165.912739][ T6717] do_group_exit+0xd3/0x2a0 [ 165.917276][ T6717] get_signal+0x24ed/0x26c0 [ 165.921820][ T6717] arch_do_signal_or_restart+0x90/0x7e0 [ 165.927400][ T6717] syscall_exit_to_user_mode+0x150/0x2a0 [ 165.933080][ T6717] do_syscall_64+0xda/0x250 [ 165.937618][ T6717] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 165.943543][ T6717] [ 165.945881][ T6717] The buggy address belongs to the object at ffff88807dfa6000 [ 165.945881][ T6717] which belongs to the cache kmalloc-1k of size 1024 [ 165.959955][ T6717] The buggy address is located 0 bytes inside of [ 165.959955][ T6717] freed 1024-byte region [ffff88807dfa6000, ffff88807dfa6400) [ 165.973682][ T6717] [ 165.976044][ T6717] The buggy address belongs to the physical page: [ 165.982484][ T6717] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7dfa0 [ 165.991268][ T6717] head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 165.999774][ T6717] flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff) [ 166.007336][ T6717] page_type: f5(slab) [ 166.011326][ T6717] raw: 00fff00000000040 ffff88801b041dc0 ffffea00009e4800 dead000000000002 [ 166.019919][ T6717] raw: 0000000000000000 0000000000100010 00000000f5000000 0000000000000000 [ 166.028516][ T6717] head: 00fff00000000040 ffff88801b041dc0 ffffea00009e4800 dead000000000002 [ 166.037199][ T6717] head: 0000000000000000 0000000000100010 00000000f5000000 0000000000000000 [ 166.045885][ T6717] head: 00fff00000000003 ffffea0001f7e801 ffffffffffffffff 0000000000000000 [ 166.054569][ T6717] head: 0000000000000008 0000000000000000 00000000ffffffff 0000000000000000 [ 166.063242][ T6717] page dumped because: kasan: bad access detected [ 166.069662][ T6717] page_owner tracks the page as allocated [ 166.075376][ T6717] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5650, tgid 5650 (dhcpcd), ts 59114035306, free_ts 58816981388 [ 166.096232][ T6717] post_alloc_hook+0x181/0x1b0 [ 166.101024][ T6717] get_page_from_freelist+0xfce/0x2f80 [ 166.106514][ T6717] __alloc_frozen_pages_noprof+0x221/0x2470 [ 166.112439][ T6717] alloc_pages_mpol+0x1fc/0x540 [ 166.117312][ T6717] new_slab+0x23d/0x330 [ 166.121489][ T6717] ___slab_alloc+0xc5d/0x1720 [ 166.126192][ T6717] __slab_alloc.constprop.0+0x56/0xb0 [ 166.131588][ T6717] __kmalloc_node_track_caller_noprof+0x2f1/0x510 [ 166.138064][ T6717] kmemdup_noprof+0x29/0x60 [ 166.142591][ T6717] bpf_prepare_filter+0xc4f/0x1100 [ 166.147751][ T6717] bpf_prog_create_from_user+0x1e4/0x2d0 [ 166.153412][ T6717] do_seccomp+0x7b6/0x2640 [ 166.157843][ T6717] prctl_set_seccomp+0x4b/0x70 [ 166.162621][ T6717] __do_sys_prctl+0xf42/0x2450 [ 166.167404][ T6717] do_syscall_64+0xcd/0x250 [ 166.171932][ T6717] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 166.177845][ T6717] page last free pid 5503 tgid 5503 stack trace: [ 166.184172][ T6717] free_frozen_pages+0x6db/0xfb0 [ 166.189135][ T6717] __put_partials+0x14c/0x170 [ 166.193837][ T6717] qlist_free_all+0x4e/0x120 [ 166.198450][ T6717] kasan_quarantine_reduce+0x195/0x1e0 [ 166.203935][ T6717] __kasan_slab_alloc+0x69/0x90 [ 166.208810][ T6717] kmem_cache_alloc_node_noprof+0x223/0x3c0 [ 166.214737][ T6717] __alloc_skb+0x2b1/0x380 [ 166.219179][ T6717] alloc_skb_with_frags+0xe4/0x850 [ 166.224299][ T6717] sock_alloc_send_pskb+0x7f1/0x980 [ 166.229519][ T6717] unix_dgram_sendmsg+0x45e/0x1880 [ 166.234641][ T6717] sock_write_iter+0x4fe/0x5b0 [ 166.239417][ T6717] do_iter_readv_writev+0x655/0x950 [ 166.244652][ T6717] vfs_writev+0x363/0xdd0 [ 166.249022][ T6717] do_writev+0x297/0x340 [ 166.253289][ T6717] do_syscall_64+0xcd/0x250 [ 166.257819][ T6717] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 166.263740][ T6717] [ 166.266069][ T6717] Memory state around the buggy address: [ 166.271705][ T6717] ffff88807dfa5f00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 166.279775][ T6717] ffff88807dfa5f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 166.287842][ T6717] >ffff88807dfa6000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 166.295911][ T6717] ^ [ 166.299982][ T6717] ffff88807dfa6080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 166.308051][ T6717] ffff88807dfa6100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 166.316113][ T6717] ================================================================== [ 166.346350][ T6717] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 166.353600][ T6717] CPU: 0 UID: 0 PID: 6717 Comm: syz.0.616 Not tainted 6.14.0-rc7-syzkaller-00069-g81e4f8d68c66 #0 [ 166.364226][ T6717] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 166.374306][ T6717] Call Trace: [ 166.377587][ T6717] <TASK> [ 166.380519][ T6717] dump_stack_lvl+0x3d/0x1f0 [ 166.385130][ T6717] panic+0x71d/0x800 [ 166.389039][ T6717] ? __pfx_panic+0x10/0x10 [ 166.393467][ T6717] ? preempt_schedule_thunk+0x1a/0x30 [ 166.398857][ T6717] ? preempt_schedule_common+0x44/0xc0 [ 166.404341][ T6717] ? check_panic_on_warn+0x1f/0xb0 [ 166.409488][ T6717] check_panic_on_warn+0xab/0xb0 [ 166.414433][ T6717] end_report+0x117/0x180 [ 166.418769][ T6717] kasan_report+0xe9/0x110 [ 166.423190][ T6717] ? force_devcd_write+0x317/0x330 [ 166.428317][ T6717] ? force_devcd_write+0x317/0x330 [ 166.433442][ T6717] force_devcd_write+0x317/0x330 [ 166.438396][ T6717] ? __pfx_force_devcd_write+0x10/0x10 [ 166.443878][ T6717] ? __debugfs_file_get+0x1ff/0x850 [ 166.449092][ T6717] ? __pfx___debugfs_file_get+0x10/0x10 [ 166.454673][ T6717] ? rcu_is_watching+0x12/0xc0 [ 166.459476][ T6717] ? trace_lock_acquire+0x14e/0x1f0 [ 166.464690][ T6717] full_proxy_write+0x13c/0x200 [ 166.469578][ T6717] ? __pfx_full_proxy_write+0x10/0x10 [ 166.474969][ T6717] vfs_write+0x24c/0x1150 [ 166.479319][ T6717] ? __pfx_vfs_write+0x10/0x10 [ 166.484115][ T6717] ? do_futex+0x123/0x350 [ 166.488457][ T6717] ? __pfx_do_futex+0x10/0x10 [ 166.493154][ T6717] ? __x64_sys_futex+0x1e1/0x4c0 [ 166.498100][ T6717] ? __x64_sys_futex+0x1ea/0x4c0 [ 166.503056][ T6717] ksys_write+0x12b/0x250 [ 166.507405][ T6717] ? __pfx_ksys_write+0x10/0x10 [ 166.512297][ T6717] do_syscall_64+0xcd/0x250 [ 166.516847][ T6717] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 166.522760][ T6717] RIP: 0033:0x7efd1698d169 [ 166.527190][ T6717] 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 [ 166.546801][ T6717] RSP: 002b:00007fff14c8bd58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 166.555260][ T6717] RAX: ffffffffffffffda RBX: 00007efd16ba5fa0 RCX: 00007efd1698d169 [ 166.563258][ T6717] RDX: 000000000000000e RSI: 0000000000000000 RDI: 0000000000000003 [ 166.571250][ T6717] RBP: 00007efd16a0e2a0 R08: 0000000000000000 R09: 0000000000000000 [ 166.579241][ T6717] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 166.587214][ T6717] R13: 00007efd16ba5fa0 R14: 00007efd16ba5fa0 R15: 0000000000000003 [ 166.595201][ T6717] </TASK> [ 166.598570][ T6717] Kernel Offset: disabled [ 166.602898][ T6717] Rebooting in 86400 seconds..