Warning: Permanently added '10.128.1.98' (ED25519) to the list of known hosts. 2025/08/03 06:15:29 ignoring optional flag "sandboxArg"="0" 2025/08/03 06:15:30 parsed 1 programs [ 54.190970][ T4188] cgroup: Unknown subsys name 'net' [ 54.322913][ T4188] cgroup: Unknown subsys name 'rlimit' [ 55.549128][ T4188] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 58.405254][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 58.417938][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 58.430093][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 58.442357][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 58.450486][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 58.459718][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 58.628285][ T4250] chnl_net:caif_netlink_parms(): no params data found [ 58.674413][ T4250] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.682091][ T4250] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.691028][ T4250] device bridge_slave_0 entered promiscuous mode [ 58.708562][ T4250] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.715702][ T4250] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.724074][ T4250] device bridge_slave_1 entered promiscuous mode [ 58.819670][ T4250] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.831645][ T4250] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.868177][ T4250] team0: Port device team_slave_0 added [ 58.875604][ T4250] team0: Port device team_slave_1 added [ 58.893154][ T4250] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 58.900471][ T4250] 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. [ 58.926707][ T4250] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 58.939680][ T4250] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 58.946639][ T4250] 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. [ 58.973162][ T4250] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 58.999714][ T4250] device hsr_slave_0 entered promiscuous mode [ 59.006356][ T4250] device hsr_slave_1 entered promiscuous mode [ 59.079373][ T4250] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 59.089625][ T4250] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 59.098264][ T4250] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.107365][ T4250] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.129902][ T4250] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.137174][ T4250] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.145170][ T4250] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.152283][ T4250] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.163526][ T144] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.172566][ T144] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.209006][ T4250] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.221369][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.230090][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.241861][ T4250] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.251524][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.261208][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.269597][ T144] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.276633][ T144] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.309801][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.318705][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.329122][ T144] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.336191][ T144] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.344300][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.355367][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.370111][ T1408] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.379439][ T1408] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.388632][ T1408] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.417001][ T1408] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.425672][ T1408] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.436647][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.445925][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.474366][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.483357][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.494679][ T4250] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.596520][ T1477] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.604320][ T1477] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.616572][ T4250] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.652786][ T1477] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 59.662516][ T1477] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 59.683847][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 59.692237][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 59.702469][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 59.710556][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 59.740214][ T4250] device veth0_vlan entered promiscuous mode [ 59.750793][ T4250] device veth1_vlan entered promiscuous mode [ 59.770425][ T1408] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 59.779455][ T1408] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 59.787426][ T1408] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 59.796453][ T1408] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 59.806689][ T4250] device veth0_macvtap entered promiscuous mode [ 59.818053][ T4250] device veth1_macvtap entered promiscuous mode [ 59.844751][ T4250] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 59.853587][ T1408] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 59.862520][ T1408] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 59.870969][ T1408] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 59.879656][ T1408] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 59.890899][ T4250] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 59.900316][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 59.909085][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 59.920922][ T4250] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.930247][ T4250] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.939037][ T4250] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.948478][ T4250] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 2025/08/03 06:15:38 executed programs: 0 [ 60.931098][ T4298] chnl_net:caif_netlink_parms(): no params data found [ 60.989671][ T4298] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.996806][ T4298] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.005274][ T4298] device bridge_slave_0 entered promiscuous mode [ 61.016631][ T4298] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.024164][ T4298] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.034573][ T4298] device bridge_slave_1 entered promiscuous mode [ 61.070277][ T4298] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.081818][ T4298] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.113515][ T4298] team0: Port device team_slave_0 added [ 61.123795][ T4298] team0: Port device team_slave_1 added [ 61.145985][ T4298] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 61.153025][ T4298] 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. [ 61.179484][ T4298] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 61.193596][ T4298] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 61.200930][ T4298] 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. [ 61.227164][ T4298] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 61.266040][ T4298] device hsr_slave_0 entered promiscuous mode [ 61.272984][ T4298] device hsr_slave_1 entered promiscuous mode [ 61.279965][ T4298] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 61.288209][ T4298] Cannot create hsr debugfs directory [ 61.373473][ T4298] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 62.878224][ T4261] Bluetooth: hci0: command 0x0409 tx timeout [ 64.565497][ T4298] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 64.958947][ T4214] Bluetooth: hci0: command 0x041b tx timeout [ 64.991671][ T4298] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 65.084829][ T4298] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 65.173621][ T4298] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 65.183972][ T4298] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 65.196924][ T4298] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 65.206442][ T4298] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 65.256637][ T4298] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.270128][ T1408] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 65.279274][ T1408] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.288261][ T4298] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.297096][ T1408] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 65.306111][ T1408] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 65.315264][ T1408] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.322361][ T1408] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.333788][ T1408] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.354504][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 65.363843][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 65.373088][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.380194][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.390963][ T1408] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 65.410094][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 65.421781][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 65.430672][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 65.440282][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 65.451253][ T1408] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 65.460519][ T1408] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 65.480455][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 65.488900][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 65.500857][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 65.509461][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 65.518485][ T4298] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 65.572885][ T154] device hsr_slave_0 left promiscuous mode [ 65.582457][ T154] device hsr_slave_1 left promiscuous mode [ 65.590302][ T154] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 65.600541][ T154] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 65.609762][ T154] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 65.617145][ T154] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 65.624824][ T154] device bridge_slave_1 left promiscuous mode [ 65.631725][ T154] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.644082][ T154] device bridge_slave_0 left promiscuous mode [ 65.650523][ T154] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.665182][ T154] device veth1_macvtap left promiscuous mode [ 65.671929][ T154] device veth0_macvtap left promiscuous mode [ 65.678335][ T154] device veth1_vlan left promiscuous mode [ 65.684210][ T154] device veth0_vlan left promiscuous mode [ 65.805028][ T154] team0 (unregistering): Port device team_slave_1 removed [ 65.816875][ T154] team0 (unregistering): Port device team_slave_0 removed [ 65.830055][ T154] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 65.844729][ T154] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 65.891606][ T154] bond0 (unregistering): Released all slaves [ 65.941150][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 65.948649][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 65.959956][ T4298] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 65.982721][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 65.997193][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 66.015956][ T1408] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 66.024334][ T1408] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 66.033145][ T1408] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 66.041660][ T1408] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 66.051746][ T4298] device veth0_vlan entered promiscuous mode [ 66.065018][ T4298] device veth1_vlan entered promiscuous mode [ 66.084152][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 66.092523][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 66.100926][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 66.109698][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 66.121004][ T4298] device veth0_macvtap entered promiscuous mode [ 66.141840][ T4298] device veth1_macvtap entered promiscuous mode [ 66.155952][ T4298] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 66.165374][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 66.174337][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 66.182770][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 66.192048][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 66.202691][ T4298] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 66.213711][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 66.222749][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 66.233888][ T4298] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.243724][ T4298] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.252462][ T4298] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.261345][ T4298] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.316599][ T144] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.330438][ T144] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.351817][ T1408] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 66.362695][ T1408] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.373872][ T1408] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.384443][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 67.048452][ T1107] Bluetooth: hci0: command 0x040f tx timeout [ 67.267628][ T4319] ================================================================== [ 67.275721][ T4319] BUG: KASAN: use-after-free in __lock_acquire+0xf7/0x7c60 [ 67.282911][ T4319] Read of size 8 at addr ffff88802260a6b8 by task syz.0.17/4319 [ 67.290654][ T4319] [ 67.292965][ T4319] CPU: 0 PID: 4319 Comm: syz.0.17 Not tainted 5.15.189-syzkaller #0 [ 67.301092][ T4319] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 67.311251][ T4319] Call Trace: [ 67.314518][ T4319] [ 67.317430][ T4319] dump_stack_lvl+0x168/0x230 [ 67.322088][ T4319] ? show_regs_print_info+0x20/0x20 [ 67.327370][ T4319] ? load_image+0x3b0/0x3b0 [ 67.331851][ T4319] ? _raw_spin_lock_irqsave+0xb0/0xf0 [ 67.337210][ T4319] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 67.343192][ T4319] print_address_description+0x60/0x2d0 [ 67.348718][ T4319] ? __lock_acquire+0xf7/0x7c60 [ 67.353547][ T4319] kasan_report+0xdf/0x130 [ 67.357958][ T4319] ? __lock_acquire+0xf7/0x7c60 [ 67.362817][ T4319] ? mark_lock+0x94/0x320 [ 67.367134][ T4319] __lock_acquire+0xf7/0x7c60 [ 67.371990][ T4319] ? __lock_acquire+0x12d9/0x7c60 [ 67.377005][ T4319] ? __switch_to_asm+0x34/0x60 [ 67.381841][ T4319] ? __schedule+0x11c0/0x43b0 [ 67.386508][ T4319] ? verify_lock_unused+0x140/0x140 [ 67.391691][ T4319] ? verify_lock_unused+0x140/0x140 [ 67.397049][ T4319] ? print_unlock_imbalance_bug+0x160/0x160 [ 67.402922][ T4319] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 67.408893][ T4319] lock_acquire+0x197/0x3f0 [ 67.413378][ T4319] ? remove_wait_queue+0x20/0x120 [ 67.418383][ T4319] ? read_lock_is_recursive+0x10/0x10 [ 67.423757][ T4319] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 67.429713][ T4319] ? _raw_spin_lock_irqsave+0x7f/0xf0 [ 67.435070][ T4319] ? lockdep_hardirqs_off+0x70/0x100 [ 67.440333][ T4319] _raw_spin_lock_irqsave+0xa4/0xf0 [ 67.445516][ T4319] ? remove_wait_queue+0x20/0x120 [ 67.450526][ T4319] ? _raw_spin_lock+0x40/0x40 [ 67.455187][ T4319] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 67.461060][ T4319] ? _raw_spin_unlock+0x40/0x40 [ 67.465888][ T4319] ? __fget_files+0x40f/0x480 [ 67.470547][ T4319] remove_wait_queue+0x20/0x120 [ 67.475375][ T4319] poll_freewait+0x99/0x210 [ 67.479873][ T4319] do_select+0x1629/0x16f0 [ 67.484268][ T4319] ? do_select+0xbc1/0x16f0 [ 67.488775][ T4319] ? core_sys_select+0x860/0x860 [ 67.493690][ T4319] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0 [ 67.499904][ T4319] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0 [ 67.506124][ T4319] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0 [ 67.512339][ T4319] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0 [ 67.518555][ T4319] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0 [ 67.524771][ T4319] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0 [ 67.530982][ T4319] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0 [ 67.537203][ T4319] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0 [ 67.543426][ T4319] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0 [ 67.549650][ T4319] ? __lock_acquire+0x7c60/0x7c60 [ 67.554674][ T4319] ? __lock_acquire+0x7c60/0x7c60 [ 67.559680][ T4319] ? __might_fault+0xb3/0x110 [ 67.564336][ T4319] core_sys_select+0x65c/0x860 [ 67.569078][ T4319] ? poll_select_set_timeout+0x150/0x150 [ 67.574688][ T4319] ? sigprocmask+0x190/0x190 [ 67.579256][ T4319] ? __lock_acquire+0x7c60/0x7c60 [ 67.584255][ T4319] __se_sys_pselect6+0x2ed/0x3a0 [ 67.589168][ T4319] ? __x64_sys_pselect6+0xf0/0xf0 [ 67.594172][ T4319] ? __x64_sys_pselect6+0x1d/0xf0 [ 67.599341][ T4319] do_syscall_64+0x4c/0xa0 [ 67.603749][ T4319] ? clear_bhb_loop+0x30/0x80 [ 67.608520][ T4319] ? clear_bhb_loop+0x30/0x80 [ 67.613199][ T4319] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 67.619084][ T4319] RIP: 0033:0x7ff363b56b69 [ 67.623482][ T4319] 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 [ 67.643154][ T4319] RSP: 002b:00007ff362dc6038 EFLAGS: 00000246 ORIG_RAX: 000000000000010e [ 67.651554][ T4319] RAX: ffffffffffffffda RBX: 00007ff363d7dfa0 RCX: 00007ff363b56b69 [ 67.659509][ T4319] RDX: 0000000000000000 RSI: 0000200000000280 RDI: 0000000000000040 [ 67.667552][ T4319] RBP: 00007ff363bd9df1 R08: 0000000000000000 R09: 0000000000000000 [ 67.675508][ T4319] R10: 0000200000000180 R11: 0000000000000246 R12: 0000000000000000 [ 67.683476][ T4319] R13: 0000000000000000 R14: 00007ff363d7dfa0 R15: 00007fff446015b8 [ 67.691448][ T4319] [ 67.694459][ T4319] [ 67.696758][ T4319] Allocated by task 4319: [ 67.701058][ T4319] __kasan_kmalloc+0xb5/0xf0 [ 67.705660][ T4319] comedi_device_postconfig+0x496/0xc50 [ 67.711181][ T4319] comedi_device_attach+0x52f/0x650 [ 67.716442][ T4319] comedi_unlocked_ioctl+0x5ec/0xe90 [ 67.721700][ T4319] __se_sys_ioctl+0xfa/0x170 [ 67.726276][ T4319] do_syscall_64+0x4c/0xa0 [ 67.730680][ T4319] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 67.736554][ T4319] [ 67.738860][ T4319] Freed by task 4320: [ 67.742824][ T4319] kasan_set_track+0x4b/0x70 [ 67.747392][ T4319] kasan_set_free_info+0x1f/0x40 [ 67.752309][ T4319] ____kasan_slab_free+0xd5/0x110 [ 67.757314][ T4319] slab_free_freelist_hook+0xea/0x170 [ 67.762666][ T4319] kfree+0xef/0x2a0 [ 67.766454][ T4319] comedi_device_detach+0x35f/0x6e0 [ 67.771626][ T4319] comedi_unlocked_ioctl+0xbd0/0xe90 [ 67.776886][ T4319] __se_sys_ioctl+0xfa/0x170 [ 67.781451][ T4319] do_syscall_64+0x4c/0xa0 [ 67.785843][ T4319] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 67.791707][ T4319] [ 67.794005][ T4319] The buggy address belongs to the object at ffff88802260a600 [ 67.794005][ T4319] which belongs to the cache kmalloc-256 of size 256 [ 67.808032][ T4319] The buggy address is located 184 bytes inside of [ 67.808032][ T4319] 256-byte region [ffff88802260a600, ffff88802260a700) [ 67.821299][ T4319] The buggy address belongs to the page: [ 67.826926][ T4319] page:ffffea0000898280 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x2260a [ 67.837059][ T4319] head:ffffea0000898280 order:1 compound_mapcount:0 [ 67.843719][ T4319] flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff) [ 67.851684][ T4319] raw: 00fff00000010200 0000000000000000 dead000000000122 ffff888016841b40 [ 67.860245][ T4319] raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000 [ 67.868817][ T4319] page dumped because: kasan: bad access detected [ 67.875219][ T4319] page_owner tracks the page as allocated [ 67.880927][ T4319] 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 4298, ts 66421425187, free_ts 66218083086 [ 67.901686][ T4319] get_page_from_freelist+0x1b77/0x1c60 [ 67.907235][ T4319] __alloc_pages+0x1e1/0x470 [ 67.911815][ T4319] new_slab+0xc0/0x4b0 [ 67.915875][ T4319] ___slab_alloc+0x81e/0xdf0 [ 67.920472][ T4319] __kmalloc_node+0x200/0x3b0 [ 67.925132][ T4319] kvmalloc_node+0x84/0x130 [ 67.929611][ T4319] nf_hook_entries_grow+0x30e/0x750 [ 67.934785][ T4319] __nf_register_net_hook+0x238/0x850 [ 67.940131][ T4319] nf_register_net_hook+0xae/0x190 [ 67.945216][ T4319] nf_register_net_hooks+0x40/0x1a0 [ 67.950408][ T4319] ip6t_register_table+0x4ec/0x7e0 [ 67.955760][ T4319] ip6table_security_table_init+0x3d/0x60 [ 67.961471][ T4319] xt_find_table_lock+0x220/0x360 [ 67.966493][ T4319] xt_request_find_table_lock+0x22/0x100 [ 67.972208][ T4319] do_ip6t_get_ctl+0x5f8/0x1090 [ 67.977181][ T4319] nf_getsockopt+0x25e/0x280 [ 67.981766][ T4319] page last free stack trace: [ 67.986417][ T4319] free_unref_page_prepare+0x637/0x6c0 [ 67.991858][ T4319] free_unref_page+0x94/0x280 [ 67.996511][ T4319] __unfreeze_partials+0x1a5/0x200 [ 68.001602][ T4319] put_cpu_partial+0x12d/0x190 [ 68.006363][ T4319] qlist_free_all+0x35/0x90 [ 68.010843][ T4319] kasan_quarantine_reduce+0x150/0x160 [ 68.016287][ T4319] __kasan_slab_alloc+0x2f/0xd0 [ 68.021121][ T4319] slab_post_alloc_hook+0x4c/0x380 [ 68.026214][ T4319] kmem_cache_alloc_node+0x12d/0x2d0 [ 68.031590][ T4319] __alloc_skb+0xf4/0x750 [ 68.035912][ T4319] alloc_skb_with_frags+0xa7/0x730 [ 68.041002][ T4319] sock_alloc_send_pskb+0x853/0x980 [ 68.046185][ T4319] unix_dgram_sendmsg+0x5ef/0x1890 [ 68.051342][ T4319] __sys_sendto+0x423/0x580 [ 68.055829][ T4319] __x64_sys_sendto+0xda/0xf0 [ 68.060486][ T4319] do_syscall_64+0x4c/0xa0 [ 68.064886][ T4319] [ 68.067184][ T4319] Memory state around the buggy address: [ 68.072783][ T4319] ffff88802260a580: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 68.080997][ T4319] ffff88802260a600: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 68.089041][ T4319] >ffff88802260a680: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 68.097072][ T4319] ^ [ 68.102937][ T4319] ffff88802260a700: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 68.110979][ T4319] ffff88802260a780: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 68.119013][ T4319] ================================================================== [ 68.127044][ T4319] Disabling lock debugging due to kernel taint [ 68.133176][ T4319] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 68.140520][ T4319] CPU: 0 PID: 4319 Comm: syz.0.17 Tainted: G B 5.15.189-syzkaller #0 [ 68.149863][ T4319] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 68.159984][ T4319] Call Trace: [ 68.163246][ T4319] [ 68.166156][ T4319] dump_stack_lvl+0x168/0x230 [ 68.170825][ T4319] ? show_regs_print_info+0x20/0x20 [ 68.176030][ T4319] ? load_image+0x3b0/0x3b0 [ 68.180513][ T4319] panic+0x2c9/0x7f0 [ 68.184395][ T4319] ? bpf_jit_dump+0xd0/0xd0 [ 68.188876][ T4319] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 68.194758][ T4319] ? _raw_spin_unlock+0x40/0x40 [ 68.199597][ T4319] ? __lock_acquire+0xf7/0x7c60 [ 68.204431][ T4319] check_panic_on_warn+0x80/0xa0 [ 68.209347][ T4319] ? __lock_acquire+0xf7/0x7c60 [ 68.214176][ T4319] end_report+0x6d/0xf0 [ 68.218400][ T4319] kasan_report+0x102/0x130 [ 68.222902][ T4319] ? __lock_acquire+0xf7/0x7c60 [ 68.227764][ T4319] ? mark_lock+0x94/0x320 [ 68.232112][ T4319] __lock_acquire+0xf7/0x7c60 [ 68.236919][ T4319] ? __lock_acquire+0x12d9/0x7c60 [ 68.241939][ T4319] ? __switch_to_asm+0x34/0x60 [ 68.246692][ T4319] ? __schedule+0x11c0/0x43b0 [ 68.251348][ T4319] ? verify_lock_unused+0x140/0x140 [ 68.256548][ T4319] ? verify_lock_unused+0x140/0x140 [ 68.261727][ T4319] ? print_unlock_imbalance_bug+0x160/0x160 [ 68.267604][ T4319] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 68.273573][ T4319] lock_acquire+0x197/0x3f0 [ 68.278059][ T4319] ? remove_wait_queue+0x20/0x120 [ 68.283157][ T4319] ? read_lock_is_recursive+0x10/0x10 [ 68.288507][ T4319] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 68.294485][ T4319] ? _raw_spin_lock_irqsave+0x7f/0xf0 [ 68.299860][ T4319] ? lockdep_hardirqs_off+0x70/0x100 [ 68.305124][ T4319] _raw_spin_lock_irqsave+0xa4/0xf0 [ 68.310299][ T4319] ? remove_wait_queue+0x20/0x120 [ 68.315298][ T4319] ? _raw_spin_lock+0x40/0x40 [ 68.319952][ T4319] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 68.325841][ T4319] ? _raw_spin_unlock+0x40/0x40 [ 68.330783][ T4319] ? __fget_files+0x40f/0x480 [ 68.335445][ T4319] remove_wait_queue+0x20/0x120 [ 68.340283][ T4319] poll_freewait+0x99/0x210 [ 68.344770][ T4319] do_select+0x1629/0x16f0 [ 68.349185][ T4319] ? do_select+0xbc1/0x16f0 [ 68.353670][ T4319] ? core_sys_select+0x860/0x860 [ 68.358588][ T4319] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0 [ 68.364810][ T4319] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0 [ 68.371069][ T4319] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0 [ 68.377289][ T4319] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0 [ 68.383536][ T4319] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0 [ 68.389845][ T4319] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0 [ 68.396180][ T4319] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0 [ 68.402422][ T4319] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0 [ 68.408679][ T4319] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0 [ 68.414901][ T4319] ? __lock_acquire+0x7c60/0x7c60 [ 68.419925][ T4319] ? __lock_acquire+0x7c60/0x7c60 [ 68.424930][ T4319] ? __might_fault+0xb3/0x110 [ 68.429585][ T4319] core_sys_select+0x65c/0x860 [ 68.434329][ T4319] ? poll_select_set_timeout+0x150/0x150 [ 68.439946][ T4319] ? sigprocmask+0x190/0x190 [ 68.444516][ T4319] ? __lock_acquire+0x7c60/0x7c60 [ 68.449535][ T4319] __se_sys_pselect6+0x2ed/0x3a0 [ 68.454450][ T4319] ? __x64_sys_pselect6+0xf0/0xf0 [ 68.459452][ T4319] ? __x64_sys_pselect6+0x1d/0xf0 [ 68.464449][ T4319] do_syscall_64+0x4c/0xa0 [ 68.468841][ T4319] ? clear_bhb_loop+0x30/0x80 [ 68.473491][ T4319] ? clear_bhb_loop+0x30/0x80 [ 68.478140][ T4319] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 68.484010][ T4319] RIP: 0033:0x7ff363b56b69 [ 68.488404][ T4319] 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 [ 68.507986][ T4319] RSP: 002b:00007ff362dc6038 EFLAGS: 00000246 ORIG_RAX: 000000000000010e [ 68.516388][ T4319] RAX: ffffffffffffffda RBX: 00007ff363d7dfa0 RCX: 00007ff363b56b69 [ 68.524357][ T4319] RDX: 0000000000000000 RSI: 0000200000000280 RDI: 0000000000000040 [ 68.532309][ T4319] RBP: 00007ff363bd9df1 R08: 0000000000000000 R09: 0000000000000000 [ 68.540263][ T4319] R10: 0000200000000180 R11: 0000000000000246 R12: 0000000000000000 [ 68.548212][ T4319] R13: 0000000000000000 R14: 00007ff363d7dfa0 R15: 00007fff446015b8 [ 68.556188][ T4319] [ 68.559384][ T4319] Kernel Offset: disabled [ 68.563719][ T4319] Rebooting in 86400 seconds..