Warning: Permanently added '10.128.1.37' (ED25519) to the list of known hosts.
2025/08/03 08:01:55 ignoring optional flag "sandboxArg"="0"
2025/08/03 08:01:56 parsed 1 programs
syzkaller login: [ 70.060732][ T4189] cgroup: Unknown subsys name 'net'
[ 70.200551][ T4189] cgroup: Unknown subsys name 'rlimit'
[ 71.458019][ T1432] ieee802154 phy0 wpan0: encryption failed: -22
[ 71.464707][ T1432] ieee802154 phy1 wpan1: encryption failed: -22
[ 71.727287][ T4189] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS
[ 73.455940][ T4209] chnl_net:caif_netlink_parms(): no params data found
[ 73.511516][ T4209] bridge0: port 1(bridge_slave_0) entered blocking state
[ 73.519464][ T4209] bridge0: port 1(bridge_slave_0) entered disabled state
[ 73.527677][ T4209] device bridge_slave_0 entered promiscuous mode
[ 73.537033][ T4209] bridge0: port 2(bridge_slave_1) entered blocking state
[ 73.544404][ T4209] bridge0: port 2(bridge_slave_1) entered disabled state
[ 73.552248][ T4209] device bridge_slave_1 entered promiscuous mode
[ 73.579056][ T4209] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 73.592540][ T4209] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 73.617877][ T4209] team0: Port device team_slave_0 added
[ 73.626194][ T4209] team0: Port device team_slave_1 added
[ 73.648584][ T4209] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 73.655814][ T4209] 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.
[ 73.681897][ T4209] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 73.696485][ T4209] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 73.703472][ T4209] 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.
[ 73.729842][ T4209] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 73.762091][ T4209] device hsr_slave_0 entered promiscuous mode
[ 73.769302][ T4209] device hsr_slave_1 entered promiscuous mode
[ 73.895488][ T4209] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 73.907986][ T4209] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 73.918274][ T4209] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 73.928678][ T4209] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 73.963716][ T4209] bridge0: port 2(bridge_slave_1) entered blocking state
[ 73.970992][ T4209] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 73.979254][ T4209] bridge0: port 1(bridge_slave_0) entered blocking state
[ 73.986395][ T4209] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 74.050938][ T4209] 8021q: adding VLAN 0 to HW filter on device bond0
[ 74.070006][ T691] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 74.085271][ T691] bridge0: port 1(bridge_slave_0) entered disabled state
[ 74.095358][ T691] bridge0: port 2(bridge_slave_1) entered disabled state
[ 74.105406][ T691] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready
[ 74.122207][ T4209] 8021q: adding VLAN 0 to HW filter on device team0
[ 74.135061][ T691] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 74.145162][ T691] bridge0: port 1(bridge_slave_0) entered blocking state
[ 74.152262][ T691] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 74.170331][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 74.180518][ T144] bridge0: port 2(bridge_slave_1) entered blocking state
[ 74.188215][ T144] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 74.211842][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 74.235825][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 74.244485][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 74.253178][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 74.263358][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 74.275256][ T4209] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 74.400458][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 74.409000][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 74.426343][ T4209] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 74.449146][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 74.459039][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 74.482341][ T691] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 74.491372][ T691] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 74.503516][ T691] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 74.512524][ T691] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 74.526259][ T4209] device veth0_vlan entered promiscuous mode
[ 74.539911][ T4209] device veth1_vlan entered promiscuous mode
[ 74.565694][ T691] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 74.576245][ T691] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 74.585582][ T691] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 74.594649][ T691] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 74.606388][ T4209] device veth0_macvtap entered promiscuous mode
[ 74.618034][ T4209] device veth1_macvtap entered promiscuous mode
[ 74.638388][ T4209] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 74.647041][ T1393] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 74.664449][ T1393] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 74.672653][ T1393] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 74.682389][ T1393] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 74.694898][ T4209] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 74.704660][ T691] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 74.714472][ T691] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 74.725389][ T4209] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 74.735284][ T4209] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 74.752852][ T4209] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 74.761919][ T4209] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 74.896741][ T4209] syz-executor (4209) used greatest stack depth: 20704 bytes left
[ 75.226335][ T154] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 75.602740][ T691] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 75.611091][ T691] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 75.622518][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 75.642727][ T144] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 75.651109][ T144] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 75.660855][ T691] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
2025/08/03 08:02:06 executed programs: 0
[ 77.181091][ T4284] chnl_net:caif_netlink_parms(): no params data found
[ 77.228499][ T4284] bridge0: port 1(bridge_slave_0) entered blocking state
[ 77.236114][ T4284] bridge0: port 1(bridge_slave_0) entered disabled state
[ 77.244741][ T4284] device bridge_slave_0 entered promiscuous mode
[ 77.253198][ T4284] bridge0: port 2(bridge_slave_1) entered blocking state
[ 77.260707][ T4284] bridge0: port 2(bridge_slave_1) entered disabled state
[ 77.269340][ T4284] device bridge_slave_1 entered promiscuous mode
[ 77.291934][ T4284] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 77.304527][ T4284] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 77.332068][ T4284] team0: Port device team_slave_0 added
[ 77.343125][ T154] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 77.359220][ T4284] team0: Port device team_slave_1 added
[ 77.379955][ T4284] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 77.387434][ T4284] 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.
[ 77.414240][ T4284] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 77.427495][ T4284] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 77.434747][ T4284] 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.
[ 77.463311][ T4284] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 77.496061][ T4284] device hsr_slave_0 entered promiscuous mode
[ 77.502942][ T4284] device hsr_slave_1 entered promiscuous mode
[ 77.509996][ T4284] debugfs: Directory 'hsr0' with parent 'hsr' already present!
[ 77.518049][ T4284] Cannot create hsr debugfs directory
[ 79.134770][ T1111] Bluetooth: hci0: command 0x0409 tx timeout
[ 79.640769][ T154] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 79.681953][ T154] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 80.472988][ T4284] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 80.483807][ T4284] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 80.493372][ T4284] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 80.503278][ T4284] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 80.571585][ T4284] 8021q: adding VLAN 0 to HW filter on device bond0
[ 80.594812][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 80.602867][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 80.614700][ T4284] 8021q: adding VLAN 0 to HW filter on device team0
[ 80.624881][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 80.635356][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 80.644749][ T144] bridge0: port 1(bridge_slave_0) entered blocking state
[ 80.651932][ T144] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 80.661517][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 80.677973][ T154] device hsr_slave_0 left promiscuous mode
[ 80.686098][ T154] device hsr_slave_1 left promiscuous mode
[ 80.693086][ T154] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 80.701140][ T154] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 80.710032][ T154] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 80.717578][ T154] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 80.726322][ T154] device bridge_slave_1 left promiscuous mode
[ 80.732704][ T154] bridge0: port 2(bridge_slave_1) entered disabled state
[ 80.750610][ T154] device bridge_slave_0 left promiscuous mode
[ 80.756896][ T154] bridge0: port 1(bridge_slave_0) entered disabled state
[ 80.775567][ T154] device veth1_macvtap left promiscuous mode
[ 80.781928][ T154] device veth0_macvtap left promiscuous mode
[ 80.788085][ T154] device veth1_vlan left promiscuous mode
[ 80.794780][ T154] device veth0_vlan left promiscuous mode
[ 80.958341][ T154] team0 (unregistering): Port device team_slave_1 removed
[ 80.971739][ T154] team0 (unregistering): Port device team_slave_0 removed
[ 80.989053][ T154] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 81.003247][ T154] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 81.066861][ T154] bond0 (unregistering): Released all slaves
[ 81.166639][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 81.175912][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 81.185098][ T9] bridge0: port 2(bridge_slave_1) entered blocking state
[ 81.192161][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 81.201224][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 81.210232][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 81.220276][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 81.228351][ T1111] Bluetooth: hci0: command 0x041b tx timeout
[ 81.232002][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 81.243418][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 81.252907][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 81.262199][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 81.275807][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 81.284573][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 81.299156][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 81.308799][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 81.325931][ T4284] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 81.434166][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 81.441732][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 81.462578][ T4284] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 81.483284][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 81.492205][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 81.512107][ T4284] device veth0_vlan entered promiscuous mode
[ 81.521311][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 81.530204][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 81.539795][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 81.547871][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 81.566396][ T4284] device veth1_vlan entered promiscuous mode
[ 81.586114][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 81.594510][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 81.602564][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 81.611597][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 81.624992][ T4284] device veth0_macvtap entered promiscuous mode
[ 81.644351][ T4284] device veth1_macvtap entered promiscuous mode
[ 81.663807][ T4284] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 81.671275][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 81.683455][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 81.695933][ T4284] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 81.703967][ T691] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 81.714400][ T691] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 81.728153][ T4284] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 81.737505][ T4284] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 81.748172][ T4284] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 81.757801][ T4284] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 81.861632][ T691] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 81.882406][ T691] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 81.902879][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 81.919339][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 81.929324][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 81.943013][ T691] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 82.868025][ T4340] ==================================================================
[ 82.876503][ T4340] BUG: KASAN: use-after-free in __lock_acquire+0xf7/0x7c60
[ 82.883759][ T4340] Read of size 8 at addr ffff888078235eb8 by task syz.0.17/4340
[ 82.891552][ T4340]
[ 82.893908][ T4340] CPU: 0 PID: 4340 Comm: syz.0.17 Not tainted 5.15.189-syzkaller #0
[ 82.901998][ T4340] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 82.912307][ T4340] Call Trace:
[ 82.915846][ T4340]
[ 82.918805][ T4340] dump_stack_lvl+0x168/0x230
[ 82.923494][ T4340] ? show_regs_print_info+0x20/0x20
[ 82.928990][ T4340] ? load_image+0x3b0/0x3b0
[ 82.933641][ T4340] ? _raw_spin_lock_irqsave+0xb0/0xf0
[ 82.939188][ T4340] print_address_description+0x60/0x2d0
[ 82.944909][ T4340] ? __lock_acquire+0xf7/0x7c60
[ 82.949777][ T4340] kasan_report+0xdf/0x130
[ 82.954212][ T4340] ? __lock_acquire+0xf7/0x7c60
[ 82.959164][ T4340] ? mark_lock+0x94/0x320
[ 82.963763][ T4340] __lock_acquire+0xf7/0x7c60
[ 82.969240][ T4340] ? __lock_acquire+0x12d9/0x7c60
[ 82.974483][ T4340] ? __switch_to_asm+0x34/0x60
[ 82.979274][ T4340] ? __schedule+0x11c0/0x43b0
[ 82.983965][ T4340] ? verify_lock_unused+0x140/0x140
[ 82.989276][ T4340] ? verify_lock_unused+0x140/0x140
[ 82.994496][ T4340] ? print_unlock_imbalance_bug+0x160/0x160
[ 83.000423][ T4340] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 83.006417][ T4340] lock_acquire+0x197/0x3f0
[ 83.010937][ T4340] ? remove_wait_queue+0x20/0x120
[ 83.016132][ T4340] ? read_lock_is_recursive+0x10/0x10
[ 83.021523][ T4340] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 83.027542][ T4340] ? _raw_spin_lock_irqsave+0x7f/0xf0
[ 83.032931][ T4340] ? lockdep_hardirqs_off+0x70/0x100
[ 83.038421][ T4340] _raw_spin_lock_irqsave+0xa4/0xf0
[ 83.043655][ T4340] ? remove_wait_queue+0x20/0x120
[ 83.048728][ T4340] ? _raw_spin_lock+0x40/0x40
[ 83.053430][ T4340] ? _raw_spin_unlock_irqrestore+0xaa/0x100
[ 83.059332][ T4340] ? _raw_spin_unlock+0x40/0x40
[ 83.064194][ T4340] ? __fget_files+0x40f/0x480
[ 83.069130][ T4340] remove_wait_queue+0x20/0x120
[ 83.073983][ T4340] poll_freewait+0x99/0x210
[ 83.078632][ T4340] do_select+0x1629/0x16f0
[ 83.083245][ T4340] ? do_select+0xbc1/0x16f0
[ 83.087766][ T4340] ? core_sys_select+0x860/0x860
[ 83.092816][ T4340] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0
[ 83.099175][ T4340] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0
[ 83.105525][ T4340] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0
[ 83.111774][ T4340] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0
[ 83.118024][ T4340] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0
[ 83.124371][ T4340] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0
[ 83.130657][ T4340] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0
[ 83.136949][ T4340] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0
[ 83.143210][ T4340] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0
[ 83.149565][ T4340] ? __lock_acquire+0x7c60/0x7c60
[ 83.154602][ T4340] ? __lock_acquire+0x7c60/0x7c60
[ 83.159646][ T4340] ? __might_fault+0xb3/0x110
[ 83.164598][ T4340] core_sys_select+0x65c/0x860
[ 83.169394][ T4340] ? poll_select_set_timeout+0x150/0x150
[ 83.175064][ T4340] ? sigprocmask+0x190/0x190
[ 83.179749][ T4340] ? __lock_acquire+0x7c60/0x7c60
[ 83.184778][ T4340] __se_sys_pselect6+0x2ed/0x3a0
[ 83.189828][ T4340] ? __x64_sys_pselect6+0xf0/0xf0
[ 83.194870][ T4340] ? __x64_sys_pselect6+0x1d/0xf0
[ 83.200006][ T4340] do_syscall_64+0x4c/0xa0
[ 83.204538][ T4340] ? clear_bhb_loop+0x30/0x80
[ 83.209231][ T4340] ? clear_bhb_loop+0x30/0x80
[ 83.213920][ T4340] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 83.219848][ T4340] RIP: 0033:0x7f44c00d7b69
[ 83.224268][ T4340] 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
[ 83.244317][ T4340] RSP: 002b:00007f44bf347038 EFLAGS: 00000246 ORIG_RAX: 000000000000010e
[ 83.252739][ T4340] RAX: ffffffffffffffda RBX: 00007f44c02fefa0 RCX: 00007f44c00d7b69
[ 83.261012][ T4340] RDX: 0000000000000000 RSI: 0000200000000280 RDI: 0000000000000040
[ 83.269025][ T4340] RBP: 00007f44c015adf1 R08: 0000000000000000 R09: 0000000000000000
[ 83.277011][ T4340] R10: 0000200000000180 R11: 0000000000000246 R12: 0000000000000000
[ 83.285274][ T4340] R13: 0000000000000000 R14: 00007f44c02fefa0 R15: 00007fff350af118
[ 83.293528][ T4340]
[ 83.296559][ T4340]
[ 83.298992][ T4340] Allocated by task 4340:
[ 83.303317][ T4340] __kasan_kmalloc+0xb5/0xf0
[ 83.308190][ T4340] comedi_device_postconfig+0x496/0xc50
[ 83.314561][ T4340] comedi_device_attach+0x52f/0x650
[ 83.319783][ T4340] comedi_unlocked_ioctl+0x5ec/0xe90
[ 83.325071][ T4340] __se_sys_ioctl+0xfa/0x170
[ 83.329682][ T4340] do_syscall_64+0x4c/0xa0
[ 83.334109][ T4340] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 83.340035][ T4340]
[ 83.342353][ T4340] Freed by task 4341:
[ 83.346425][ T4340] kasan_set_track+0x4b/0x70
[ 83.351034][ T4340] kasan_set_free_info+0x1f/0x40
[ 83.355967][ T4340] ____kasan_slab_free+0xd5/0x110
[ 83.361016][ T4340] slab_free_freelist_hook+0xea/0x170
[ 83.366406][ T4340] kfree+0xef/0x2a0
[ 83.370212][ T4340] comedi_device_detach+0x35f/0x6e0
[ 83.375416][ T4340] comedi_unlocked_ioctl+0xbd0/0xe90
[ 83.380722][ T4340] __se_sys_ioctl+0xfa/0x170
[ 83.385316][ T4340] do_syscall_64+0x4c/0xa0
[ 83.389741][ T4340] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 83.395651][ T4340]
[ 83.397968][ T4340] The buggy address belongs to the object at ffff888078235e00
[ 83.397968][ T4340] which belongs to the cache kmalloc-256 of size 256
[ 83.412455][ T4340] The buggy address is located 184 bytes inside of
[ 83.412455][ T4340] 256-byte region [ffff888078235e00, ffff888078235f00)
[ 83.425822][ T4340] The buggy address belongs to the page:
[ 83.431455][ T4340] page:ffffea0001e08d00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x78234
[ 83.441752][ T4340] head:ffffea0001e08d00 order:1 compound_mapcount:0
[ 83.448774][ T4340] flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff)
[ 83.456778][ T4340] raw: 00fff00000010200 0000000000000000 dead000000000122 ffff888016841b40
[ 83.465390][ T4340] raw: 0000000000000000 0000000000100010 00000001ffffffff 0000000000000000
[ 83.473969][ T4340] page dumped because: kasan: bad access detected
[ 83.480410][ T4340] page_owner tracks the page as allocated
[ 83.486346][ T4340] page last allocated via order 1, migratetype Unmovable, gfp_mask 0x1d20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL), pid 9, ts 81941129694, free_ts 81834470370
[ 83.507038][ T4340] get_page_from_freelist+0x1b77/0x1c60
[ 83.512603][ T4340] __alloc_pages+0x1e1/0x470
[ 83.517224][ T4340] new_slab+0xc0/0x4b0
[ 83.521327][ T4340] ___slab_alloc+0x81e/0xdf0
[ 83.525914][ T4340] __kmalloc+0x1cd/0x330
[ 83.530166][ T4340] ieee80211_ibss_build_presp+0x113/0x18a0
[ 83.535974][ T4340] __ieee80211_sta_join_ibss+0x68a/0x13e0
[ 83.541715][ T4340] ieee80211_sta_create_ibss+0x2c3/0x440
[ 83.547349][ T4340] ieee80211_ibss_work+0xdb2/0x10b0
[ 83.552552][ T4340] process_one_work+0x863/0x1000
[ 83.557486][ T4340] worker_thread+0xaa8/0x12a0
[ 83.562250][ T4340] kthread+0x436/0x520
[ 83.566319][ T4340] ret_from_fork+0x1f/0x30
[ 83.570740][ T4340] page last free stack trace:
[ 83.575426][ T4340] free_unref_page_prepare+0x637/0x6c0
[ 83.580915][ T4340] free_unref_page+0x94/0x280
[ 83.585935][ T4340] qlist_free_all+0x35/0x90
[ 83.590548][ T4340] kasan_quarantine_reduce+0x150/0x160
[ 83.596021][ T4340] __kasan_slab_alloc+0x2f/0xd0
[ 83.600891][ T4340] slab_post_alloc_hook+0x4c/0x380
[ 83.606012][ T4340] kmem_cache_alloc+0x100/0x290
[ 83.610877][ T4340] getname_flags+0xb5/0x500
[ 83.615397][ T4340] do_sys_openat2+0xcf/0x4a0
[ 83.620043][ T4340] __x64_sys_openat+0x135/0x160
[ 83.624910][ T4340] do_syscall_64+0x4c/0xa0
[ 83.629348][ T4340] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 83.635338][ T4340]
[ 83.637665][ T4340] Memory state around the buggy address:
[ 83.643314][ T4340] ffff888078235d80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 83.651418][ T4340] ffff888078235e00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 83.659659][ T4340] >ffff888078235e80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 83.667968][ T4340] ^
[ 83.674161][ T4340] ffff888078235f00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 83.682239][ T4340] ffff888078235f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 83.690316][ T4340] ==================================================================
[ 83.698377][ T4340] Disabling lock debugging due to kernel taint
[ 83.704536][ T4340] Kernel panic - not syncing: KASAN: panic_on_warn set ...
[ 83.711738][ T4340] CPU: 0 PID: 4340 Comm: syz.0.17 Tainted: G B 5.15.189-syzkaller #0
[ 83.721233][ T4340] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 83.731499][ T4340] Call Trace:
[ 83.734959][ T4340]
[ 83.737938][ T4340] dump_stack_lvl+0x168/0x230
[ 83.743203][ T4340] ? show_regs_print_info+0x20/0x20
[ 83.748507][ T4340] ? load_image+0x3b0/0x3b0
[ 83.753037][ T4340] panic+0x2c9/0x7f0
[ 83.756957][ T4340] ? bpf_jit_dump+0xd0/0xd0
[ 83.761572][ T4340] ? _raw_spin_unlock_irqrestore+0xaa/0x100
[ 83.767497][ T4340] ? _raw_spin_unlock+0x40/0x40
[ 83.772361][ T4340] ? __lock_acquire+0xf7/0x7c60
[ 83.777220][ T4340] check_panic_on_warn+0x80/0xa0
[ 83.782197][ T4340] ? __lock_acquire+0xf7/0x7c60
[ 83.787163][ T4340] end_report+0x6d/0xf0
[ 83.791318][ T4340] kasan_report+0x102/0x130
[ 83.795825][ T4340] ? __lock_acquire+0xf7/0x7c60
[ 83.800780][ T4340] ? mark_lock+0x94/0x320
[ 83.805115][ T4340] __lock_acquire+0xf7/0x7c60
[ 83.809824][ T4340] ? __lock_acquire+0x12d9/0x7c60
[ 83.814868][ T4340] ? __switch_to_asm+0x34/0x60
[ 83.819644][ T4340] ? __schedule+0x11c0/0x43b0
[ 83.824568][ T4340] ? verify_lock_unused+0x140/0x140
[ 83.829781][ T4340] ? verify_lock_unused+0x140/0x140
[ 83.834996][ T4340] ? print_unlock_imbalance_bug+0x160/0x160
[ 83.840899][ T4340] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 83.846974][ T4340] lock_acquire+0x197/0x3f0
[ 83.851485][ T4340] ? remove_wait_queue+0x20/0x120
[ 83.856530][ T4340] ? read_lock_is_recursive+0x10/0x10
[ 83.861919][ T4340] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 83.867902][ T4340] ? _raw_spin_lock_irqsave+0x7f/0xf0
[ 83.873285][ T4340] ? lockdep_hardirqs_off+0x70/0x100
[ 83.878592][ T4340] _raw_spin_lock_irqsave+0xa4/0xf0
[ 83.883819][ T4340] ? remove_wait_queue+0x20/0x120
[ 83.888845][ T4340] ? _raw_spin_lock+0x40/0x40
[ 83.893539][ T4340] ? _raw_spin_unlock_irqrestore+0xaa/0x100
[ 83.899437][ T4340] ? _raw_spin_unlock+0x40/0x40
[ 83.904293][ T4340] ? __fget_files+0x40f/0x480
[ 83.908968][ T4340] remove_wait_queue+0x20/0x120
[ 83.913825][ T4340] poll_freewait+0x99/0x210
[ 83.918333][ T4340] do_select+0x1629/0x16f0
[ 83.922744][ T4340] ? do_select+0xbc1/0x16f0
[ 83.927252][ T4340] ? core_sys_select+0x860/0x860
[ 83.932200][ T4340] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0
[ 83.938448][ T4340] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0
[ 83.944715][ T4340] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0
[ 83.951047][ T4340] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0
[ 83.957291][ T4340] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0
[ 83.963533][ T4340] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0
[ 83.969778][ T4340] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0
[ 83.976330][ T4340] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0
[ 83.983063][ T4340] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0
[ 83.989623][ T4340] ? __lock_acquire+0x7c60/0x7c60
[ 83.994676][ T4340] ? __lock_acquire+0x7c60/0x7c60
[ 83.999916][ T4340] ? __might_fault+0xb3/0x110
[ 84.004615][ T4340] core_sys_select+0x65c/0x860
[ 84.009488][ T4340] ? poll_select_set_timeout+0x150/0x150
[ 84.015229][ T4340] ? sigprocmask+0x190/0x190
[ 84.019852][ T4340] ? __lock_acquire+0x7c60/0x7c60
[ 84.025434][ T4340] __se_sys_pselect6+0x2ed/0x3a0
[ 84.030758][ T4340] ? __x64_sys_pselect6+0xf0/0xf0
[ 84.035915][ T4340] ? __x64_sys_pselect6+0x1d/0xf0
[ 84.041245][ T4340] do_syscall_64+0x4c/0xa0
[ 84.046181][ T4340] ? clear_bhb_loop+0x30/0x80
[ 84.051530][ T4340] ? clear_bhb_loop+0x30/0x80
[ 84.056431][ T4340] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 84.062341][ T4340] RIP: 0033:0x7f44c00d7b69
[ 84.067116][ T4340] 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
[ 84.087048][ T4340] RSP: 002b:00007f44bf347038 EFLAGS: 00000246 ORIG_RAX: 000000000000010e
[ 84.095477][ T4340] RAX: ffffffffffffffda RBX: 00007f44c02fefa0 RCX: 00007f44c00d7b69
[ 84.103459][ T4340] RDX: 0000000000000000 RSI: 0000200000000280 RDI: 0000000000000040
[ 84.111455][ T4340] RBP: 00007f44c015adf1 R08: 0000000000000000 R09: 0000000000000000
[ 84.119434][ T4340] R10: 0000200000000180 R11: 0000000000000246 R12: 0000000000000000
[ 84.127420][ T4340] R13: 0000000000000000 R14: 00007f44c02fefa0 R15: 00007fff350af118
[ 84.135408][ T4340]
[ 84.138725][ T4340] Kernel Offset: disabled
[ 84.143670][ T4340] Rebooting in 86400 seconds..