Warning: Permanently added '10.128.1.23' (ED25519) to the list of known hosts. 2025/02/11 12:46:52 ignoring optional flag "sandboxArg"="0" 2025/02/11 12:46:53 parsed 1 programs [ 125.274512][ T5852] cgroup: Unknown subsys name 'net' [ 125.391249][ T5852] cgroup: Unknown subsys name 'cpuset' [ 125.399414][ T5852] cgroup: Unknown subsys name 'rlimit' [ 126.781415][ T5852] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 128.994051][ T52] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 129.006086][ T52] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 129.030077][ T80] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 129.038014][ T80] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 129.092894][ T5858] 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. [ 130.720615][ T54] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 130.729526][ T54] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 130.737046][ T54] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 130.745282][ T54] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 130.753611][ T54] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 130.763452][ T54] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 131.822477][ T5933] chnl_net:caif_netlink_parms(): no params data found [ 131.878910][ T5933] bridge0: port 1(bridge_slave_0) entered blocking state [ 131.886586][ T5933] bridge0: port 1(bridge_slave_0) entered disabled state [ 131.894263][ T5933] bridge_slave_0: entered allmulticast mode [ 131.901188][ T5933] bridge_slave_0: entered promiscuous mode [ 131.909789][ T5933] bridge0: port 2(bridge_slave_1) entered blocking state [ 131.916888][ T5933] bridge0: port 2(bridge_slave_1) entered disabled state [ 131.924183][ T5933] bridge_slave_1: entered allmulticast mode [ 131.930734][ T5933] bridge_slave_1: entered promiscuous mode [ 131.960541][ T5933] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 131.972302][ T5933] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 131.999097][ T5933] team0: Port device team_slave_0 added [ 132.006945][ T5933] team0: Port device team_slave_1 added [ 132.024605][ T5933] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 132.032014][ T5933] 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. [ 132.058773][ T5933] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 132.071698][ T5933] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 132.078834][ T5933] 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. [ 132.105137][ T5933] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 132.135770][ T5933] hsr_slave_0: entered promiscuous mode [ 132.141905][ T5933] hsr_slave_1: entered promiscuous mode [ 132.230600][ T5933] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 132.240418][ T5933] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 132.255558][ T5933] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 132.264478][ T5933] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 132.321722][ T5933] 8021q: adding VLAN 0 to HW filter on device bond0 [ 132.343431][ T5933] 8021q: adding VLAN 0 to HW filter on device team0 [ 132.355158][ T80] bridge0: port 1(bridge_slave_0) entered blocking state [ 132.362451][ T80] bridge0: port 1(bridge_slave_0) entered forwarding state [ 132.377686][ T52] bridge0: port 2(bridge_slave_1) entered blocking state [ 132.384887][ T52] bridge0: port 2(bridge_slave_1) entered forwarding state [ 132.505015][ T5933] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 132.536677][ T5933] veth0_vlan: entered promiscuous mode [ 132.546863][ T5933] veth1_vlan: entered promiscuous mode [ 132.571356][ T5933] veth0_macvtap: entered promiscuous mode [ 132.579554][ T5933] veth1_macvtap: entered promiscuous mode [ 132.594777][ T5933] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 132.607704][ T5933] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 132.620495][ T5933] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 132.629775][ T5933] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 132.639277][ T5933] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 132.648516][ T5933] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 132.777920][ T1337] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 132.821143][ T1337] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 132.901318][ T1337] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 133.011164][ T1337] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2025/02/11 12:47:03 executed programs: 0 [ 133.117978][ T5154] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 133.128771][ T5154] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 133.136758][ T5154] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 133.145639][ T5154] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 133.154073][ T5154] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 133.161499][ T5154] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 133.201349][ T1297] ieee802154 phy0 wpan0: encryption failed: -22 [ 133.207888][ T1297] ieee802154 phy1 wpan1: encryption failed: -22 [ 133.268064][ T5954] chnl_net:caif_netlink_parms(): no params data found [ 133.317286][ T5954] bridge0: port 1(bridge_slave_0) entered blocking state [ 133.325604][ T5954] bridge0: port 1(bridge_slave_0) entered disabled state [ 133.333672][ T5954] bridge_slave_0: entered allmulticast mode [ 133.341223][ T5954] bridge_slave_0: entered promiscuous mode [ 133.348962][ T5954] bridge0: port 2(bridge_slave_1) entered blocking state [ 133.356220][ T5954] bridge0: port 2(bridge_slave_1) entered disabled state [ 133.364192][ T5954] bridge_slave_1: entered allmulticast mode [ 133.371002][ T5954] bridge_slave_1: entered promiscuous mode [ 133.394333][ T5954] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 133.405868][ T5954] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 133.430631][ T5954] team0: Port device team_slave_0 added [ 133.439016][ T5954] team0: Port device team_slave_1 added [ 133.461533][ T5954] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 133.468722][ T5954] 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. [ 133.494685][ T5954] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 133.507516][ T5954] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 133.514572][ T5954] 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. [ 133.540972][ T5954] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 133.580523][ T5954] hsr_slave_0: entered promiscuous mode [ 133.586523][ T5954] hsr_slave_1: entered promiscuous mode [ 133.592748][ T5954] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 133.600812][ T5954] Cannot create hsr debugfs directory [ 135.209736][ T54] Bluetooth: hci0: command tx timeout [ 136.272187][ T1337] bridge_slave_1: left allmulticast mode [ 136.279203][ T1337] bridge_slave_1: left promiscuous mode [ 136.285691][ T1337] bridge0: port 2(bridge_slave_1) entered disabled state [ 136.308797][ T1337] bridge_slave_0: left allmulticast mode [ 136.314521][ T1337] bridge_slave_0: left promiscuous mode [ 136.321793][ T1337] bridge0: port 1(bridge_slave_0) entered disabled state [ 136.561447][ T1337] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 136.573830][ T1337] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 136.583555][ T1337] bond0 (unregistering): Released all slaves [ 136.679483][ T1337] hsr_slave_0: left promiscuous mode [ 136.685708][ T1337] hsr_slave_1: left promiscuous mode [ 136.691894][ T1337] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 136.699806][ T1337] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 136.709444][ T1337] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 136.716873][ T1337] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 136.737493][ T1337] veth1_macvtap: left promiscuous mode [ 136.743549][ T1337] veth0_macvtap: left promiscuous mode [ 136.749649][ T1337] veth1_vlan: left promiscuous mode [ 136.756274][ T1337] veth0_vlan: left promiscuous mode [ 137.132273][ T1337] team0 (unregistering): Port device team_slave_1 removed [ 137.161860][ T1337] team0 (unregistering): Port device team_slave_0 removed [ 137.290892][ T54] Bluetooth: hci0: command tx timeout [ 137.699850][ T5954] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 137.721149][ T5954] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 137.739613][ T5954] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 137.759245][ T5954] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 137.864525][ T5954] 8021q: adding VLAN 0 to HW filter on device bond0 [ 137.882788][ T5954] 8021q: adding VLAN 0 to HW filter on device team0 [ 137.901431][ T52] bridge0: port 1(bridge_slave_0) entered blocking state [ 137.908616][ T52] bridge0: port 1(bridge_slave_0) entered forwarding state [ 137.937563][ T52] bridge0: port 2(bridge_slave_1) entered blocking state [ 137.944735][ T52] bridge0: port 2(bridge_slave_1) entered forwarding state [ 138.187888][ T5954] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 138.234808][ T5954] veth0_vlan: entered promiscuous mode [ 138.252137][ T5954] veth1_vlan: entered promiscuous mode [ 138.292885][ T5954] veth0_macvtap: entered promiscuous mode [ 138.303918][ T5954] veth1_macvtap: entered promiscuous mode [ 138.330891][ T5954] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 138.345042][ T5954] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 138.358726][ T5954] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 138.367474][ T5954] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 138.379088][ T5954] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 138.387835][ T5954] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 138.462388][ T52] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 138.472970][ T52] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 138.510759][ T1162] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 138.520328][ T1162] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/02/11 12:47:09 executed programs: 2 [ 139.359686][ T54] Bluetooth: hci0: command tx timeout [ 141.438421][ T54] Bluetooth: hci0: command tx timeout 2025/02/11 12:47:14 executed programs: 243 2025/02/11 12:47:19 executed programs: 513 [ 150.313838][ T5154] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 150.323924][ T5154] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 150.332652][ T5154] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 150.341436][ T5154] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 150.350167][ T5154] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 150.357537][ T5154] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 150.448028][ T6643] chnl_net:caif_netlink_parms(): no params data found [ 150.492887][ T6643] bridge0: port 1(bridge_slave_0) entered blocking state [ 150.500344][ T6643] bridge0: port 1(bridge_slave_0) entered disabled state [ 150.507484][ T6643] bridge_slave_0: entered allmulticast mode [ 150.514533][ T6643] bridge_slave_0: entered promiscuous mode [ 150.522726][ T6643] bridge0: port 2(bridge_slave_1) entered blocking state [ 150.530177][ T6643] bridge0: port 2(bridge_slave_1) entered disabled state [ 150.537753][ T6643] bridge_slave_1: entered allmulticast mode [ 150.544868][ T6643] bridge_slave_1: entered promiscuous mode [ 150.577643][ T1162] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 150.601905][ T6643] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 150.612848][ T6643] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 150.636207][ T6643] team0: Port device team_slave_0 added [ 150.653836][ T1162] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 150.667854][ T6643] team0: Port device team_slave_1 added [ 150.686835][ T6643] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 150.693928][ T6643] 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. [ 150.720274][ T6643] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 150.733081][ T6643] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 150.740795][ T6643] 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. [ 150.768610][ T6643] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 150.792524][ T1162] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 150.823063][ T6643] hsr_slave_0: entered promiscuous mode [ 150.829163][ T6643] hsr_slave_1: entered promiscuous mode [ 150.866842][ T1162] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 150.997458][ T1162] bridge_slave_1: left allmulticast mode [ 151.003662][ T1162] bridge_slave_1: left promiscuous mode [ 151.010212][ T1162] bridge0: port 2(bridge_slave_1) entered disabled state [ 151.020202][ T1162] bridge_slave_0: left allmulticast mode [ 151.025876][ T1162] bridge_slave_0: left promiscuous mode [ 151.031984][ T1162] bridge0: port 1(bridge_slave_0) entered disabled state [ 151.255167][ T1162] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 151.266443][ T1162] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 151.276547][ T1162] bond0 (unregistering): Released all slaves [ 151.563764][ T1162] hsr_slave_0: left promiscuous mode [ 151.575210][ T1162] hsr_slave_1: left promiscuous mode [ 151.581964][ T1162] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 151.592471][ T1162] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 151.600746][ T1162] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 151.608568][ T1162] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 151.627244][ T1162] veth1_macvtap: left promiscuous mode [ 151.632893][ T1162] veth0_macvtap: left promiscuous mode [ 151.639895][ T1162] veth1_vlan: left promiscuous mode [ 151.645239][ T1162] veth0_vlan: left promiscuous mode [ 151.926271][ T1162] team0 (unregistering): Port device team_slave_1 removed [ 151.958282][ T1162] team0 (unregistering): Port device team_slave_0 removed [ 152.244617][ T6643] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 152.257002][ T6643] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 152.277062][ T6643] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 152.290166][ T6643] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 152.398341][ T54] Bluetooth: hci1: command tx timeout [ 152.406838][ T6643] 8021q: adding VLAN 0 to HW filter on device bond0 [ 152.432040][ T6643] 8021q: adding VLAN 0 to HW filter on device team0 [ 152.443647][ T1337] bridge0: port 1(bridge_slave_0) entered blocking state [ 152.450840][ T1337] bridge0: port 1(bridge_slave_0) entered forwarding state [ 152.467430][ T1337] bridge0: port 2(bridge_slave_1) entered blocking state [ 152.474621][ T1337] bridge0: port 2(bridge_slave_1) entered forwarding state [ 152.690325][ T6643] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 152.724096][ T6643] veth0_vlan: entered promiscuous mode [ 152.733928][ T6643] veth1_vlan: entered promiscuous mode [ 152.756319][ T6643] veth0_macvtap: entered promiscuous mode [ 152.764773][ T6643] veth1_macvtap: entered promiscuous mode [ 152.781584][ T6643] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 152.794545][ T6643] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 152.805921][ T6643] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 152.814736][ T6643] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 152.823510][ T6643] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 152.832279][ T6643] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 152.880735][ T1337] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 152.889268][ T1337] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 152.910956][ T1162] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 152.919208][ T1162] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 152.969324][ T6686] ================================================================== [ 152.977414][ T6686] BUG: KASAN: slab-use-after-free in force_devcd_write+0x31f/0x350 [ 152.985306][ T6686] Read of size 8 at addr ffff888061c56800 by task syz.0.616/6686 [ 152.993010][ T6686] [ 152.995328][ T6686] CPU: 1 UID: 0 PID: 6686 Comm: syz.0.616 Not tainted 6.14.0-rc2-syzkaller-00034-gfebbc555cf0f #0 [ 152.995343][ T6686] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 152.995357][ T6686] Call Trace: [ 152.995361][ T6686] [ 152.995368][ T6686] dump_stack_lvl+0x116/0x1f0 [ 152.995395][ T6686] print_report+0xc3/0x620 [ 152.995411][ T6686] ? __virt_addr_valid+0x5e/0x590 [ 152.995422][ T6686] ? __phys_addr+0xc6/0x150 [ 152.995441][ T6686] kasan_report+0xd9/0x110 [ 152.995456][ T6686] ? force_devcd_write+0x31f/0x350 [ 152.995472][ T6686] ? force_devcd_write+0x31f/0x350 [ 152.995488][ T6686] force_devcd_write+0x31f/0x350 [ 152.995502][ T6686] ? __pfx_force_devcd_write+0x10/0x10 [ 152.995517][ T6686] ? __debugfs_file_get+0x1ff/0x850 [ 152.995539][ T6686] ? __pfx___debugfs_file_get+0x10/0x10 [ 152.995558][ T6686] ? rcu_is_watching+0x12/0xc0 [ 152.995576][ T6686] ? trace_lock_acquire+0x14e/0x1f0 [ 152.995589][ T6686] full_proxy_write+0x13c/0x200 [ 152.995608][ T6686] ? __pfx_full_proxy_write+0x10/0x10 [ 152.995627][ T6686] vfs_write+0x24c/0x1150 [ 152.995641][ T6686] ? __pfx_vfs_write+0x10/0x10 [ 152.995653][ T6686] ? do_futex+0x123/0x350 [ 152.995665][ T6686] ? __pfx_do_futex+0x10/0x10 [ 152.995679][ T6686] ? __x64_sys_futex+0x1e1/0x4c0 [ 152.995690][ T6686] ? __x64_sys_futex+0x1ea/0x4c0 [ 152.995703][ T6686] ksys_write+0x12b/0x250 [ 152.995714][ T6686] ? __pfx_ksys_write+0x10/0x10 [ 152.995728][ T6686] do_syscall_64+0xcd/0x250 [ 152.995740][ T6686] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 152.995759][ T6686] RIP: 0033:0x7fe70a58cde9 [ 152.995769][ T6686] 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 [ 152.995781][ T6686] RSP: 002b:00007ffc07f29ca8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 152.995793][ T6686] RAX: ffffffffffffffda RBX: 00007fe70a7a5fa0 RCX: 00007fe70a58cde9 [ 152.995801][ T6686] RDX: 000000000000000e RSI: 0000000000000000 RDI: 0000000000000003 [ 152.995808][ T6686] RBP: 00007fe70a60e2a0 R08: 0000000000000000 R09: 0000000000000000 [ 152.995816][ T6686] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 152.995823][ T6686] R13: 00007fe70a7a5fa0 R14: 00007fe70a7a5fa0 R15: 0000000000000003 [ 152.995834][ T6686] [ 152.995838][ T6686] [ 153.221439][ T6686] Allocated by task 5954: [ 153.225746][ T6686] kasan_save_stack+0x33/0x60 [ 153.230437][ T6686] kasan_save_track+0x14/0x30 [ 153.235095][ T6686] __kasan_kmalloc+0xaa/0xb0 [ 153.239664][ T6686] vhci_open+0x4c/0x430 [ 153.243805][ T6686] misc_open+0x35a/0x420 [ 153.248041][ T6686] chrdev_open+0x237/0x6a0 [ 153.252447][ T6686] do_dentry_open+0x735/0x1c40 [ 153.257193][ T6686] vfs_open+0x82/0x3f0 [ 153.261249][ T6686] path_openat+0x1e88/0x2d80 [ 153.265819][ T6686] do_filp_open+0x20c/0x470 [ 153.270318][ T6686] do_sys_openat2+0x17a/0x1e0 [ 153.275004][ T6686] __x64_sys_openat+0x175/0x210 [ 153.279850][ T6686] do_syscall_64+0xcd/0x250 [ 153.284341][ T6686] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 153.290224][ T6686] [ 153.292527][ T6686] Freed by task 5954: [ 153.296485][ T6686] kasan_save_stack+0x33/0x60 [ 153.301158][ T6686] kasan_save_track+0x14/0x30 [ 153.305823][ T6686] kasan_save_free_info+0x3b/0x60 [ 153.310838][ T6686] __kasan_slab_free+0x51/0x70 [ 153.315586][ T6686] kfree+0x2c4/0x4d0 [ 153.319472][ T6686] vhci_release+0xbb/0xf0 [ 153.323821][ T6686] __fput+0x3ff/0xb70 [ 153.327799][ T6686] task_work_run+0x14e/0x250 [ 153.332372][ T6686] do_exit+0xad8/0x2d70 [ 153.336508][ T6686] do_group_exit+0xd3/0x2a0 [ 153.340992][ T6686] get_signal+0x2576/0x2610 [ 153.345481][ T6686] arch_do_signal_or_restart+0x90/0x7e0 [ 153.351009][ T6686] syscall_exit_to_user_mode+0x150/0x2a0 [ 153.356631][ T6686] do_syscall_64+0xda/0x250 [ 153.361116][ T6686] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 153.366995][ T6686] [ 153.369314][ T6686] The buggy address belongs to the object at ffff888061c56800 [ 153.369314][ T6686] which belongs to the cache kmalloc-1k of size 1024 [ 153.383386][ T6686] The buggy address is located 0 bytes inside of [ 153.383386][ T6686] freed 1024-byte region [ffff888061c56800, ffff888061c56c00) [ 153.397085][ T6686] [ 153.399414][ T6686] The buggy address belongs to the physical page: [ 153.405827][ T6686] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x61c50 [ 153.414568][ T6686] head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 153.423048][ T6686] flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff) [ 153.430583][ T6686] page_type: f5(slab) [ 153.434545][ T6686] raw: 00fff00000000040 ffff88801b041dc0 ffffea0000cd0200 dead000000000002 [ 153.443111][ T6686] raw: 0000000000000000 0000000000100010 00000000f5000000 0000000000000000 [ 153.451766][ T6686] head: 00fff00000000040 ffff88801b041dc0 ffffea0000cd0200 dead000000000002 [ 153.460420][ T6686] head: 0000000000000000 0000000000100010 00000000f5000000 0000000000000000 [ 153.469086][ T6686] head: 00fff00000000003 ffffea0001871401 ffffffffffffffff 0000000000000000 [ 153.477762][ T6686] head: 0000000000000008 0000000000000000 00000000ffffffff 0000000000000000 [ 153.486416][ T6686] page dumped because: kasan: bad access detected [ 153.492814][ T6686] page_owner tracks the page as allocated [ 153.498518][ T6686] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5949, tgid 5949 (syz-executor), ts 132845120078, free_ts 131726157358 [ 153.520141][ T6686] post_alloc_hook+0x181/0x1b0 [ 153.524908][ T6686] get_page_from_freelist+0xfce/0x2f80 [ 153.530372][ T6686] __alloc_frozen_pages_noprof+0x221/0x2470 [ 153.536263][ T6686] alloc_pages_mpol+0x1fc/0x540 [ 153.541108][ T6686] new_slab+0x23d/0x330 [ 153.545268][ T6686] ___slab_alloc+0xbfa/0x1600 [ 153.549932][ T6686] __slab_alloc.constprop.0+0x56/0xb0 [ 153.555294][ T6686] __kmalloc_cache_noprof+0xf6/0x420 [ 153.560577][ T6686] afs_alloc_call+0x51/0x640 [ 153.565161][ T6686] afs_charge_preallocation+0xff/0x330 [ 153.570614][ T6686] afs_open_socket+0x298/0x350 [ 153.575374][ T6686] afs_net_init+0x95d/0xc60 [ 153.579868][ T6686] ops_init+0x1df/0x5f0 [ 153.584035][ T6686] setup_net+0x21f/0x860 [ 153.588282][ T6686] copy_net_ns+0x2b4/0x6c0 [ 153.592714][ T6686] create_new_namespaces+0x3ea/0xad0 [ 153.598008][ T6686] page last free pid 5925 tgid 5925 stack trace: [ 153.604326][ T6686] free_frozen_pages+0x6db/0xfb0 [ 153.609265][ T6686] vfree+0x174/0x950 [ 153.613150][ T6686] kcov_put+0x2a/0x40 [ 153.617140][ T6686] kcov_close+0xd/0x20 [ 153.621219][ T6686] __fput+0x3ff/0xb70 [ 153.625205][ T6686] task_work_run+0x14e/0x250 [ 153.629795][ T6686] do_exit+0xad8/0x2d70 [ 153.633942][ T6686] do_group_exit+0xd3/0x2a0 [ 153.638439][ T6686] get_signal+0x2576/0x2610 [ 153.642938][ T6686] arch_do_signal_or_restart+0x90/0x7e0 [ 153.648586][ T6686] syscall_exit_to_user_mode+0x150/0x2a0 [ 153.654223][ T6686] do_syscall_64+0xda/0x250 [ 153.658716][ T6686] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 153.664605][ T6686] [ 153.666919][ T6686] Memory state around the buggy address: [ 153.672533][ T6686] ffff888061c56700: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 153.680611][ T6686] ffff888061c56780: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 153.688671][ T6686] >ffff888061c56800: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 153.696724][ T6686] ^ [ 153.700780][ T6686] ffff888061c56880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 153.708830][ T6686] ffff888061c56900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 153.716877][ T6686] ================================================================== [ 153.734897][ T6686] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 153.742136][ T6686] CPU: 0 UID: 0 PID: 6686 Comm: syz.0.616 Not tainted 6.14.0-rc2-syzkaller-00034-gfebbc555cf0f #0 [ 153.752736][ T6686] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 153.762797][ T6686] Call Trace: [ 153.766076][ T6686] [ 153.769002][ T6686] dump_stack_lvl+0x3d/0x1f0 [ 153.773590][ T6686] panic+0x71d/0x800 [ 153.777574][ T6686] ? __pfx_panic+0x10/0x10 [ 153.781973][ T6686] ? preempt_schedule_thunk+0x1a/0x30 [ 153.787330][ T6686] ? preempt_schedule_common+0x44/0xc0 [ 153.792778][ T6686] ? check_panic_on_warn+0x1f/0xb0 [ 153.797874][ T6686] check_panic_on_warn+0xab/0xb0 [ 153.802798][ T6686] end_report+0x117/0x180 [ 153.807123][ T6686] kasan_report+0xe9/0x110 [ 153.811546][ T6686] ? force_devcd_write+0x31f/0x350 [ 153.816644][ T6686] ? force_devcd_write+0x31f/0x350 [ 153.821741][ T6686] force_devcd_write+0x31f/0x350 [ 153.826660][ T6686] ? __pfx_force_devcd_write+0x10/0x10 [ 153.832104][ T6686] ? __debugfs_file_get+0x1ff/0x850 [ 153.837291][ T6686] ? __pfx___debugfs_file_get+0x10/0x10 [ 153.842826][ T6686] ? rcu_is_watching+0x12/0xc0 [ 153.847580][ T6686] ? trace_lock_acquire+0x14e/0x1f0 [ 153.852764][ T6686] full_proxy_write+0x13c/0x200 [ 153.857698][ T6686] ? __pfx_full_proxy_write+0x10/0x10 [ 153.863065][ T6686] vfs_write+0x24c/0x1150 [ 153.867380][ T6686] ? __pfx_vfs_write+0x10/0x10 [ 153.872130][ T6686] ? do_futex+0x123/0x350 [ 153.876463][ T6686] ? __pfx_do_futex+0x10/0x10 [ 153.881124][ T6686] ? __x64_sys_futex+0x1e1/0x4c0 [ 153.886040][ T6686] ? __x64_sys_futex+0x1ea/0x4c0 [ 153.890964][ T6686] ksys_write+0x12b/0x250 [ 153.895279][ T6686] ? __pfx_ksys_write+0x10/0x10 [ 153.900117][ T6686] do_syscall_64+0xcd/0x250 [ 153.904604][ T6686] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 153.910497][ T6686] RIP: 0033:0x7fe70a58cde9 [ 153.914896][ T6686] 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 [ 153.934667][ T6686] RSP: 002b:00007ffc07f29ca8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 153.943073][ T6686] RAX: ffffffffffffffda RBX: 00007fe70a7a5fa0 RCX: 00007fe70a58cde9 [ 153.951032][ T6686] RDX: 000000000000000e RSI: 0000000000000000 RDI: 0000000000000003 [ 153.959002][ T6686] RBP: 00007fe70a60e2a0 R08: 0000000000000000 R09: 0000000000000000 [ 153.966971][ T6686] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 153.974927][ T6686] R13: 00007fe70a7a5fa0 R14: 00007fe70a7a5fa0 R15: 0000000000000003 [ 153.982887][ T6686] [ 153.986216][ T6686] Kernel Offset: disabled [ 153.990525][ T6686] Rebooting in 86400 seconds..