Warning: Permanently added '10.128.0.149' (ED25519) to the list of known hosts. 2025/09/02 09:32:29 parsed 1 programs syzkaller login: [ 53.945276][ T4187] cgroup: Unknown subsys name 'net' [ 54.103796][ T4187] cgroup: Unknown subsys name 'rlimit' [ 55.360133][ T4187] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 57.025659][ T4207] chnl_net:caif_netlink_parms(): no params data found [ 57.068347][ T4207] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.076242][ T4207] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.084237][ T4207] device bridge_slave_0 entered promiscuous mode [ 57.093278][ T4207] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.100973][ T4207] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.109199][ T4207] device bridge_slave_1 entered promiscuous mode [ 57.130682][ T4207] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.141667][ T4207] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.165327][ T4207] team0: Port device team_slave_0 added [ 57.172402][ T4207] team0: Port device team_slave_1 added [ 57.189281][ T4207] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 57.196342][ T4207] 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. [ 57.222595][ T4207] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 57.235618][ T4207] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 57.242604][ T4207] 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. [ 57.268833][ T4207] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 57.297778][ T4207] device hsr_slave_0 entered promiscuous mode [ 57.304817][ T4207] device hsr_slave_1 entered promiscuous mode [ 57.412357][ T4207] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 57.424637][ T4207] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 57.434790][ T4207] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 57.445459][ T4207] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 57.477188][ T4207] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.484441][ T4207] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.492331][ T4207] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.499629][ T4207] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.561667][ T4207] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.578384][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.592435][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.602104][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.610517][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 57.626132][ T4207] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.638562][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.654456][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.661728][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.680419][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.690391][ T3046] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.697558][ T3046] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.714520][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.726004][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.739978][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 57.753879][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.769567][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.779845][ T4207] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 57.896106][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 57.904481][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 57.920817][ T4207] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 57.942002][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 57.965671][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 57.975621][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 57.984160][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 57.994936][ T4207] device veth0_vlan entered promiscuous mode [ 58.012061][ T4207] device veth1_vlan entered promiscuous mode [ 58.037784][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 58.047219][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 58.059722][ T4207] device veth0_macvtap entered promiscuous mode [ 58.069917][ T4207] device veth1_macvtap entered promiscuous mode [ 58.089831][ T4207] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 58.097390][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 58.106777][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 58.124311][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 58.133399][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 58.144883][ T4207] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 58.153537][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 58.162855][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 58.173863][ T4207] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.183905][ T4207] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.194487][ T4207] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.204115][ T4207] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.307090][ T4207] syz-executor (4207) used greatest stack depth: 21120 bytes left [ 58.572214][ T155] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 61.203911][ T155] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 63.883365][ T155] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 63.945823][ T155] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 65.035775][ T144] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 65.060478][ T155] device hsr_slave_0 left promiscuous mode [ 65.067827][ T144] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 65.076690][ T155] device hsr_slave_1 left promiscuous mode [ 65.090181][ T155] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 65.097724][ T155] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 65.107495][ T155] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 65.115261][ T155] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 65.124463][ T155] device bridge_slave_1 left promiscuous mode [ 65.131818][ T155] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.148246][ T155] device bridge_slave_0 left promiscuous mode [ 65.155684][ T155] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.183502][ T155] device veth1_macvtap left promiscuous mode [ 65.190510][ T155] device veth0_macvtap left promiscuous mode [ 65.196598][ T155] device veth1_vlan left promiscuous mode [ 65.204298][ T155] device veth0_vlan left promiscuous mode [ 65.365138][ T155] team0 (unregistering): Port device team_slave_1 removed [ 65.377704][ T155] team0 (unregistering): Port device team_slave_0 removed [ 65.390305][ T155] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 65.406436][ T155] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 65.454447][ T155] bond0 (unregistering): Released all slaves [ 65.506629][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 65.535895][ T154] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 65.556505][ T154] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 65.582081][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2025/09/02 09:32:43 executed programs: 0 [ 66.389255][ T4356] chnl_net:caif_netlink_parms(): no params data found [ 66.498447][ T4356] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.506374][ T4356] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.515893][ T4356] device bridge_slave_0 entered promiscuous mode [ 66.524623][ T4356] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.533045][ T4356] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.541726][ T4356] device bridge_slave_1 entered promiscuous mode [ 66.580553][ T4356] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.600533][ T4356] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.670983][ T4356] team0: Port device team_slave_0 added [ 66.679343][ T4356] team0: Port device team_slave_1 added [ 66.707171][ T4356] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 66.715326][ T4356] 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. [ 66.742770][ T4356] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 66.761362][ T4356] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 66.768330][ T4356] 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. [ 66.797538][ T4356] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 66.844315][ T4356] device hsr_slave_0 entered promiscuous mode [ 66.854277][ T4356] device hsr_slave_1 entered promiscuous mode [ 67.492790][ T4356] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 67.511706][ T4356] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 67.531149][ T4356] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 67.551432][ T4356] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 67.663468][ T4356] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.681730][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.690783][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.701404][ T4356] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.713321][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.728293][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.737235][ T3046] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.744530][ T3046] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.773194][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.781433][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.792541][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.807416][ T3046] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.814560][ T3046] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.824766][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.835514][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.853674][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.865552][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.893557][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.902991][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.912933][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.922885][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.933111][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.946264][ T4356] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 67.959109][ T4356] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.974912][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.995003][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.114498][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.124499][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.138061][ T4356] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.158526][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 68.170719][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 68.189426][ T4433] Bluetooth: hci0: command 0x0409 tx timeout [ 68.198800][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 68.208387][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 68.219640][ T4356] device veth0_vlan entered promiscuous mode [ 68.230595][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 68.239505][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 68.249249][ T4356] device veth1_vlan entered promiscuous mode [ 68.271352][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 68.281998][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 68.291067][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 68.300792][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 68.312763][ T4356] device veth0_macvtap entered promiscuous mode [ 68.324373][ T4356] device veth1_macvtap entered promiscuous mode [ 68.342826][ T4356] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 68.351324][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 68.361514][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 68.370596][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 68.380595][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 68.392445][ T4356] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 68.403075][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 68.412656][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 68.424830][ T4356] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.435176][ T4356] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.444571][ T4356] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.453937][ T4356] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.543348][ T144] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 68.559772][ T144] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 68.574706][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 68.600783][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 68.609211][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 68.625037][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 68.713407][ T4472] loop0: detected capacity change from 0 to 2048 [ 68.755398][ T4472] UDF-fs: warning (device loop0): udf_load_vrs: No anchor found [ 68.780412][ T4472] UDF-fs: Scanning with blocksize 512 failed [ 68.793219][ T4472] UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000) [ 69.061370][ T4356] ================================================================== [ 69.069687][ T4356] BUG: KASAN: use-after-free in udf_close_lvid+0x674/0x990 [ 69.076903][ T4356] Write of size 1 at addr ffff88809ab26098 by task syz-executor/4356 [ 69.084986][ T4356] [ 69.087324][ T4356] CPU: 1 PID: 4356 Comm: syz-executor Not tainted syzkaller #0 [ 69.094871][ T4356] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 69.104958][ T4356] Call Trace: [ 69.108236][ T4356] [ 69.111165][ T4356] dump_stack_lvl+0x168/0x230 [ 69.115845][ T4356] ? show_regs_print_info+0x20/0x20 [ 69.121046][ T4356] ? load_image+0x3b0/0x3b0 [ 69.125548][ T4356] ? _raw_spin_lock_irqsave+0xb0/0xf0 [ 69.130963][ T4356] ? mutex_lock_io_nested+0x60/0x60 [ 69.136183][ T4356] ? do_raw_spin_lock+0x11d/0x280 [ 69.141238][ T4356] print_address_description+0x60/0x2d0 [ 69.146792][ T4356] ? udf_close_lvid+0x674/0x990 [ 69.151653][ T4356] kasan_report+0xdf/0x130 [ 69.156086][ T4356] ? udf_close_lvid+0x674/0x990 [ 69.160952][ T4356] udf_close_lvid+0x674/0x990 [ 69.165747][ T4356] ? fsnotify_sb_delete+0x477/0x4e0 [ 69.170971][ T4356] ? hook_inode_free_security+0xa0/0xa0 [ 69.176530][ T4356] ? udf_open_lvid+0x5a0/0x5a0 [ 69.181298][ T4356] ? iput+0x333/0x8a0 [ 69.185277][ T4356] ? clear_inode+0x150/0x150 [ 69.189959][ T4356] udf_put_super+0xc8/0x160 [ 69.194467][ T4356] ? udf_free_in_core_inode+0x20/0x20 [ 69.199841][ T4356] generic_shutdown_super+0x130/0x300 [ 69.205222][ T4356] kill_block_super+0x7c/0xe0 [ 69.209898][ T4356] deactivate_locked_super+0x93/0xf0 [ 69.215185][ T4356] cleanup_mnt+0x418/0x4d0 [ 69.219959][ T4356] ? lockdep_hardirqs_on+0x94/0x140 [ 69.225171][ T4356] task_work_run+0x125/0x1a0 [ 69.229776][ T4356] do_exit+0x61e/0x20a0 [ 69.233991][ T4356] ? put_task_struct+0x80/0x80 [ 69.238774][ T4356] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 69.244764][ T4356] ? lock_chain_count+0x20/0x20 [ 69.249723][ T4356] ? _raw_spin_lock_irq+0xab/0xe0 [ 69.254955][ T4356] do_group_exit+0x12e/0x300 [ 69.259558][ T4356] ? lockdep_hardirqs_on+0x94/0x140 [ 69.264803][ T4356] get_signal+0x6ca/0x12c0 [ 69.269294][ T4356] arch_do_signal_or_restart+0xc1/0x1300 [ 69.275027][ T4356] ? vfs_write+0x84d/0xd00 [ 69.279546][ T4356] ? file_end_write+0x250/0x250 [ 69.284577][ T4356] ? get_sigframe_size+0x10/0x10 [ 69.289536][ T4356] ? ksys_write+0x1e7/0x250 [ 69.294040][ T4356] ? exit_to_user_mode_loop+0x3b/0x130 [ 69.299502][ T4356] exit_to_user_mode_loop+0x9e/0x130 [ 69.304806][ T4356] exit_to_user_mode_prepare+0xb1/0x140 [ 69.310455][ T4356] syscall_exit_to_user_mode+0x16/0x40 [ 69.315916][ T4356] do_syscall_64+0x58/0xa0 [ 69.320329][ T4356] ? clear_bhb_loop+0x30/0x80 [ 69.325012][ T4356] ? clear_bhb_loop+0x30/0x80 [ 69.329691][ T4356] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 69.335595][ T4356] RIP: 0033:0x7f7f7bbba69f [ 69.340008][ T4356] Code: Unable to access opcode bytes at RIP 0x7f7f7bbba675. [ 69.347364][ T4356] RSP: 002b:00007ffe08783e80 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 69.355953][ T4356] RAX: 0000000000000004 RBX: 0000000000000003 RCX: 00007f7f7bbba69f [ 69.364013][ T4356] RDX: 0000000000000004 RSI: 00007ffe08783f40 RDI: 00000000000000f8 [ 69.371990][ T4356] RBP: 00007ffe08783eec R08: 0000000000000000 R09: 0000000000000000 [ 69.380041][ T4356] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000 [ 69.388068][ T4356] R13: 00000000000927c0 R14: 0000000000010cfe R15: 00007ffe08783f40 [ 69.396038][ T4356] [ 69.399042][ T4356] [ 69.401346][ T4356] The buggy address belongs to the page: [ 69.406964][ T4356] page:ffffea00026ac980 refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x9ab26 [ 69.417110][ T4356] flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) [ 69.424229][ T4356] raw: 00fff00000000000 ffffea00026ac988 ffffea00026ac988 0000000000000000 [ 69.432890][ T4356] raw: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000 [ 69.441451][ T4356] page dumped because: kasan: bad access detected [ 69.447934][ T4356] page_owner info is not present (never set?) [ 69.453984][ T4356] [ 69.456302][ T4356] Memory state around the buggy address: [ 69.461910][ T4356] ffff88809ab25f80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 69.469952][ T4356] ffff88809ab26000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 69.478000][ T4356] >ffff88809ab26080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 69.486038][ T4356] ^ [ 69.490867][ T4356] ffff88809ab26100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 69.498993][ T4356] ffff88809ab26180: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 69.507124][ T4356] ==================================================