[ 86.753543][ T7] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.180' (ED25519) to the list of known hosts. 2025/05/19 05:56:03 ignoring optional flag "sandboxArg"="0" 2025/05/19 05:56:03 ignoring optional flag "type"="gce" 2025/05/19 05:56:03 parsed 1 programs [ 94.072481][ T4595] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 94.293777][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 94.303613][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 94.315949][ T4259] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 94.338884][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 94.349080][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 94.359307][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 95.479711][ T4632] chnl_net:caif_netlink_parms(): no params data found [ 95.549227][ T4632] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.557015][ T4632] bridge0: port 1(bridge_slave_0) entered disabled state [ 95.566835][ T4632] device bridge_slave_0 entered promiscuous mode [ 95.578263][ T4632] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.587703][ T4632] bridge0: port 2(bridge_slave_1) entered disabled state [ 95.598986][ T4632] device bridge_slave_1 entered promiscuous mode [ 95.635730][ T4632] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 95.653806][ T4632] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 95.690329][ T4632] team0: Port device team_slave_0 added [ 95.699691][ T4632] team0: Port device team_slave_1 added [ 95.727757][ T4632] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 95.735418][ T4632] 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. [ 95.764212][ T4632] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 95.777498][ T4632] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 95.785310][ T4632] 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. [ 95.813362][ T4632] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 95.854705][ T4632] device hsr_slave_0 entered promiscuous mode [ 95.861871][ T4632] device hsr_slave_1 entered promiscuous mode [ 96.661729][ T4632] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 96.671922][ T4632] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 96.683871][ T4632] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 96.694197][ T4632] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 96.798410][ T4632] 8021q: adding VLAN 0 to HW filter on device bond0 [ 96.832394][ T4259] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 96.845474][ T4259] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 96.858193][ T4632] 8021q: adding VLAN 0 to HW filter on device team0 [ 96.890218][ T4259] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 96.900571][ T4259] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 96.911801][ T4259] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.919083][ T4259] bridge0: port 1(bridge_slave_0) entered forwarding state [ 96.943216][ T4259] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 96.953809][ T4259] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 96.964670][ T4259] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 96.975082][ T4259] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.983034][ T4259] bridge0: port 2(bridge_slave_1) entered forwarding state [ 96.992429][ T4259] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 97.002005][ T4259] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 97.012011][ T4259] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 97.022934][ T4259] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 97.057895][ T4259] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 97.066573][ T4259] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 97.080225][ T4259] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 97.089788][ T4259] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 97.100609][ T4259] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 97.110391][ T4259] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 97.119451][ T4259] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 97.131550][ T4632] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 97.302497][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 97.310295][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 97.341767][ T4632] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 97.367324][ T1253] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 97.378691][ T1253] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 97.401086][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 97.409827][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 97.422831][ T4632] device veth0_vlan entered promiscuous mode [ 97.447630][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 97.461088][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 97.474846][ T4632] device veth1_vlan entered promiscuous mode [ 97.510042][ T1253] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 97.518697][ T1253] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 97.529140][ T1253] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 97.539919][ T1253] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 97.552367][ T4632] device veth0_macvtap entered promiscuous mode [ 97.572923][ T4632] device veth1_macvtap entered promiscuous mode [ 97.619430][ T4632] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 97.628949][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 97.647300][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 97.658229][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 97.671066][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 97.686329][ T4632] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 97.696536][ T1253] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 97.706744][ T1253] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 97.724928][ T4632] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.737506][ T4632] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.748162][ T4632] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.757932][ T4632] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 2025/05/19 05:56:10 executed programs: 0 [ 99.479377][ T4770] chnl_net:caif_netlink_parms(): no params data found [ 99.615409][ T4770] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.629364][ T4770] bridge0: port 1(bridge_slave_0) entered disabled state [ 99.639866][ T4770] device bridge_slave_0 entered promiscuous mode [ 99.662779][ T4770] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.680989][ T4770] bridge0: port 2(bridge_slave_1) entered disabled state [ 99.689452][ T4770] device bridge_slave_1 entered promiscuous mode [ 99.754726][ T4770] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 99.774045][ T4770] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 99.845807][ T4770] team0: Port device team_slave_0 added [ 99.863408][ T4770] team0: Port device team_slave_1 added [ 99.923454][ T4770] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 99.939662][ T4770] 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. [ 100.001236][ T4770] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 100.022137][ T4770] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 100.030374][ T4770] 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. [ 100.063570][ T4770] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 100.114842][ T144] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 100.137704][ T4770] device hsr_slave_0 entered promiscuous mode [ 100.146337][ T4770] device hsr_slave_1 entered promiscuous mode [ 100.154538][ T4770] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 100.164623][ T4770] Cannot create hsr debugfs directory [ 101.231164][ T4248] Bluetooth: hci0: command 0x0409 tx timeout [ 103.188120][ T144] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 103.238349][ T144] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 103.294092][ T144] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 103.311257][ T4656] Bluetooth: hci0: command 0x041b tx timeout [ 104.152845][ T4770] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 104.165087][ T4770] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 104.189881][ T4770] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 104.199395][ T4770] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 104.283341][ T4770] 8021q: adding VLAN 0 to HW filter on device bond0 [ 104.296721][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 104.305319][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 104.316628][ T4770] 8021q: adding VLAN 0 to HW filter on device team0 [ 104.329983][ T144] device hsr_slave_0 left promiscuous mode [ 104.337250][ T144] device hsr_slave_1 left promiscuous mode [ 104.344617][ T144] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 104.352746][ T144] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 104.362467][ T144] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 104.370378][ T144] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 104.378887][ T144] device bridge_slave_1 left promiscuous mode [ 104.385721][ T144] bridge0: port 2(bridge_slave_1) entered disabled state [ 104.394669][ T144] device bridge_slave_0 left promiscuous mode [ 104.401627][ T144] bridge0: port 1(bridge_slave_0) entered disabled state [ 104.414121][ T144] device veth1_macvtap left promiscuous mode [ 104.421134][ T144] device veth0_macvtap left promiscuous mode [ 104.427569][ T144] device veth1_vlan left promiscuous mode [ 104.434536][ T144] device veth0_vlan left promiscuous mode [ 104.604791][ T144] team0 (unregistering): Port device team_slave_1 removed [ 104.619237][ T144] team0 (unregistering): Port device team_slave_0 removed [ 104.633260][ T144] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 104.648240][ T144] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 104.706261][ T144] bond0 (unregistering): Released all slaves [ 104.767613][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 104.777811][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 104.787475][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 104.795195][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 104.811545][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 104.820596][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 104.829737][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 104.840051][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 104.847420][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 104.856241][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 104.869817][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 104.880366][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 104.890614][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 104.899981][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 104.920353][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 104.929489][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 104.947422][ T4770] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 104.967266][ T4770] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 104.980443][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 104.990436][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 105.002553][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 105.011901][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 105.020619][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 105.123995][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 105.134079][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 105.147885][ T4770] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 105.167437][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 105.177113][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 105.199048][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 105.209177][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 105.219202][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 105.227636][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 105.238994][ T4770] device veth0_vlan entered promiscuous mode [ 105.253313][ T4770] device veth1_vlan entered promiscuous mode [ 105.283488][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 105.294569][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 105.304648][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 105.316761][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 105.328187][ T4770] device veth0_macvtap entered promiscuous mode [ 105.338926][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 105.349957][ T4770] device veth1_macvtap entered promiscuous mode [ 105.370634][ T4770] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 105.380772][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 105.392139][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 105.401161][ T4238] Bluetooth: hci0: command 0x040f tx timeout [ 105.413578][ T4770] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 105.423087][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 105.432581][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 105.447989][ T4770] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.458471][ T4770] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.470429][ T4770] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.480346][ T4770] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.544114][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 105.560439][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 105.582359][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 105.598107][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 105.606962][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 105.618895][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 105.702907][ T5028] loop0: detected capacity change from 0 to 1024 [ 105.726600][ T5028] EXT4-fs (loop0): Ignoring removed orlov option [ 105.735373][ T5028] EXT4-fs (loop0): Ignoring removed nomblk_io_submit option [ 105.771766][ T5028] EXT4-fs (loop0): mounted filesystem without journal. Opts: noblock_validity,bsddf,sysvgroups,norecovery,debug_want_extra_isize=0x0000000000000080,orlov,errors=continue,noauto_da_alloc,nomblk_io_submit,,errors=continue. Quota mode: none. 2025/05/19 05:56:17 executed programs: 1 [ 105.862136][ T4770] ================================================================== [ 105.871433][ T4770] BUG: KASAN: use-after-free in ext4_xattr_delete_inode+0xba6/0xbb0 [ 105.879834][ T4770] Read of size 4 at addr ffff88807a8f6000 by task syz-executor/4770 [ 105.888316][ T4770] [ 105.890857][ T4770] CPU: 1 PID: 4770 Comm: syz-executor Not tainted 5.15.183-syzkaller #0 [ 105.899397][ T4770] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 105.910335][ T4770] Call Trace: [ 105.914111][ T4770] [ 105.917268][ T4770] dump_stack_lvl+0x168/0x230 [ 105.922230][ T4770] ? show_regs_print_info+0x20/0x20 [ 105.927474][ T4770] ? load_image+0x3b0/0x3b0 [ 105.932167][ T4770] ? _raw_spin_lock_irqsave+0xb0/0xf0 [ 105.937736][ T4770] ? errseq_check+0x3c/0x70 [ 105.942515][ T4770] ? __ext4_journal_get_write_access+0x2f7/0x6d0 [ 105.949519][ T4770] print_address_description+0x60/0x2d0 [ 105.955367][ T4770] ? ext4_xattr_delete_inode+0xba6/0xbb0 [ 105.961200][ T4770] kasan_report+0xdf/0x130 [ 105.966469][ T4770] ? ext4_xattr_delete_inode+0xba6/0xbb0 [ 105.972761][ T4770] ext4_xattr_delete_inode+0xba6/0xbb0 [ 105.978644][ T4770] ? ext4_expand_extra_isize_ea+0x19a0/0x19a0 [ 105.985126][ T4770] ext4_evict_inode+0xc47/0x1080 [ 105.991064][ T4770] ? _raw_spin_unlock+0x24/0x40 [ 105.996487][ T4770] ? ext4_inode_is_fast_symlink+0x350/0x350 [ 106.002849][ T4770] ? do_raw_spin_unlock+0x11d/0x230 [ 106.008440][ T4770] ? ext4_inode_is_fast_symlink+0x350/0x350 [ 106.015586][ T4770] evict+0x485/0x870 [ 106.022186][ T4770] ? __lock_acquire+0x7c60/0x7c60 [ 106.030536][ T4770] ? proc_nr_inodes+0x320/0x320 [ 106.035989][ T4770] ? do_raw_spin_unlock+0x11d/0x230 [ 106.041494][ T4770] ? _raw_spin_unlock+0x24/0x40 [ 106.046913][ T4770] ? iput+0x706/0x8a0 [ 106.052999][ T4770] vfs_rmdir+0x3b4/0x430 [ 106.058819][ T4770] do_rmdir+0x295/0x710 [ 106.063453][ T4770] ? __phys_addr_symbol+0x2b/0x70 [ 106.068966][ T4770] ? d_delete_notify+0x150/0x150 [ 106.074320][ T4770] ? strncpy_from_user+0x1fb/0x360 [ 106.079830][ T4770] ? getname_flags+0x1fe/0x500 [ 106.085117][ T4770] __x64_sys_unlinkat+0xc0/0xe0 [ 106.090733][ T4770] do_syscall_64+0x4c/0xa0 [ 106.095464][ T4770] ? clear_bhb_loop+0x15/0x70 [ 106.100434][ T4770] ? clear_bhb_loop+0x15/0x70 [ 106.106045][ T4770] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 106.112688][ T4770] RIP: 0033:0x7fc0faadb6c7 [ 106.117440][ T4770] Code: 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 07 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 106.140389][ T4770] RSP: 002b:00007ffc01334ca8 EFLAGS: 00000207 ORIG_RAX: 0000000000000107 [ 106.150142][ T4770] RAX: ffffffffffffffda RBX: 0000000000000065 RCX: 00007fc0faadb6c7 [ 106.158713][ T4770] RDX: 0000000000000200 RSI: 00007ffc01335e50 RDI: 00000000ffffff9c [ 106.194652][ T4770] RBP: 00007fc0fab27336 R08: 0000000000000000 R09: 0000000000000000 [ 106.203092][ T4770] R10: 0000000000000100 R11: 0000000000000207 R12: 00007ffc01335e50 [ 106.211323][ T4770] R13: 00007fc0fab27336 R14: 0000000000019cac R15: 0000000000000007 [ 106.219821][ T4770] [ 106.222859][ T4770] [ 106.225196][ T4770] Allocated by task 4279: [ 106.229911][ T4770] __kasan_slab_alloc+0x9c/0xd0 [ 106.235099][ T4770] slab_post_alloc_hook+0x4c/0x380 [ 106.240253][ T4770] kmem_cache_alloc+0x100/0x290 [ 106.245466][ T4770] dst_alloc+0x101/0x160 [ 106.250329][ T4770] icmp6_dst_alloc+0x78/0x4a0 [ 106.255188][ T4770] ndisc_send_skb+0x3e2/0x14a0 [ 106.260043][ T4770] ndisc_send_ns+0x63c/0x840 [ 106.264812][ T4770] addrconf_dad_work+0xa47/0x1520 [ 106.270339][ T4770] process_one_work+0x863/0x1000 [ 106.275851][ T4770] worker_thread+0xaa8/0x12a0 [ 106.280778][ T4770] kthread+0x436/0x520 [ 106.285001][ T4770] ret_from_fork+0x1f/0x30 [ 106.289431][ T4770] [ 106.291889][ T4770] Freed by task 4997: [ 106.296309][ T4770] kasan_set_track+0x4b/0x70 [ 106.301941][ T4770] kasan_set_free_info+0x1f/0x40 [ 106.307174][ T4770] ____kasan_slab_free+0xd5/0x110 [ 106.313099][ T4770] slab_free_freelist_hook+0xea/0x170 [ 106.318663][ T4770] kmem_cache_free+0x8f/0x210 [ 106.323548][ T4770] dst_destroy+0x20e/0x2e0 [ 106.328365][ T4770] rcu_core+0x962/0x15d0 [ 106.332906][ T4770] handle_softirqs+0x328/0x820 [ 106.338088][ T4770] __irq_exit_rcu+0x12f/0x220 [ 106.343005][ T4770] irq_exit_rcu+0x5/0x20 [ 106.347523][ T4770] sysvec_apic_timer_interrupt+0xa0/0xc0 [ 106.353270][ T4770] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 106.360019][ T4770] [ 106.362366][ T4770] Last potentially related work creation: [ 106.368186][ T4770] kasan_save_stack+0x35/0x60 [ 106.373163][ T4770] kasan_record_aux_stack+0xb8/0x100 [ 106.379115][ T4770] call_rcu+0x179/0x920 [ 106.383398][ T4770] __dev_queue_xmit+0x884/0x2ed0 [ 106.388524][ T4770] ip6_finish_output2+0x1070/0x1500 [ 106.394094][ T4770] ndisc_send_skb+0xbea/0x14a0 [ 106.398907][ T4770] ndisc_send_ns+0x63c/0x840 [ 106.403887][ T4770] addrconf_dad_work+0xa47/0x1520 [ 106.409640][ T4770] process_one_work+0x863/0x1000 [ 106.414860][ T4770] worker_thread+0xaa8/0x12a0 [ 106.420079][ T4770] kthread+0x436/0x520 [ 106.424290][ T4770] ret_from_fork+0x1f/0x30 [ 106.429084][ T4770] [ 106.431727][ T4770] The buggy address belongs to the object at ffff88807a8f6000 [ 106.431727][ T4770] which belongs to the cache ip6_dst_cache of size 232 [ 106.447130][ T4770] The buggy address is located 0 bytes inside of [ 106.447130][ T4770] 232-byte region [ffff88807a8f6000, ffff88807a8f60e8) [ 106.460799][ T4770] The buggy address belongs to the page: [ 106.466817][ T4770] page:ffffea0001ea3d80 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7a8f6 [ 106.477783][ T4770] memcg:ffff888020d84d01 [ 106.482223][ T4770] flags: 0xfff00000000200(slab|node=0|zone=1|lastcpupid=0x7ff) [ 106.489865][ T4770] raw: 00fff00000000200 0000000000000000 dead000000000122 ffff888021a02dc0 [ 106.498843][ T4770] raw: 0000000000000000 00000000000c000c 00000001ffffffff ffff888020d84d01 [ 106.507699][ T4770] page dumped because: kasan: bad access detected [ 106.514319][ T4770] page_owner tracks the page as allocated [ 106.520698][ T4770] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x112a20(GFP_ATOMIC|__GFP_NOWARN|__GFP_NORETRY|__GFP_HARDWALL), pid 4279, ts 105721171723, free_ts 99116224673 [ 106.539599][ T4770] get_page_from_freelist+0x1b77/0x1c60 [ 106.545405][ T4770] __alloc_pages+0x1e1/0x470 [ 106.550193][ T4770] new_slab+0xc0/0x4b0 [ 106.554674][ T4770] ___slab_alloc+0x81e/0xdf0 [ 106.559547][ T4770] kmem_cache_alloc+0x195/0x290 [ 106.564495][ T4770] dst_alloc+0x101/0x160 [ 106.568854][ T4770] icmp6_dst_alloc+0x78/0x4a0 [ 106.573731][ T4770] ndisc_send_skb+0x3e2/0x14a0 [ 106.578931][ T4770] ndisc_send_ns+0x63c/0x840 [ 106.583705][ T4770] addrconf_dad_work+0xa47/0x1520 [ 106.588942][ T4770] process_one_work+0x863/0x1000 [ 106.594144][ T4770] worker_thread+0xaa8/0x12a0 [ 106.599283][ T4770] kthread+0x436/0x520 [ 106.603465][ T4770] ret_from_fork+0x1f/0x30 [ 106.607968][ T4770] page last free stack trace: [ 106.613046][ T4770] free_unref_page_prepare+0x637/0x6c0 [ 106.618997][ T4770] free_unref_page+0x94/0x280 [ 106.624046][ T4770] __vunmap+0x8ab/0xa40 [ 106.628208][ T4770] kcov_close+0x27/0x50 [ 106.632663][ T4770] __fput+0x234/0x930 [ 106.637125][ T4770] task_work_run+0x125/0x1a0 [ 106.642007][ T4770] do_exit+0x616/0x20a0 [ 106.646354][ T4770] do_group_exit+0x12e/0x300 [ 106.651112][ T4770] get_signal+0x6ca/0x12c0 [ 106.655897][ T4770] arch_do_signal_or_restart+0xc1/0x1300 [ 106.661907][ T4770] exit_to_user_mode_loop+0x9e/0x130 [ 106.667343][ T4770] exit_to_user_mode_prepare+0xb1/0x140 [ 106.673097][ T4770] syscall_exit_to_user_mode+0x16/0x40 [ 106.678839][ T4770] do_syscall_64+0x58/0xa0 [ 106.683383][ T4770] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 106.690198][ T4770] [ 106.692786][ T4770] Memory state around the buggy address: [ 106.698612][ T4770] ffff88807a8f5f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 106.707262][ T4770] ffff88807a8f5f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 106.716201][ T4770] >ffff88807a8f6000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 106.724716][ T4770] ^ [ 106.728963][ T4770] ffff88807a8f6080: fb fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc [ 106.737579][ T4770] ffff88807a8f6100: fc fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb [ 106.746454][ T4770] ================================================================== [ 106.754771][ T4770] Disabling lock debugging due to kernel taint [ 106.792427][ T4770] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 106.799945][ T4770] CPU: 1 PID: 4770 Comm: syz-executor Tainted: G B 5.15.183-syzkaller #0 [ 106.810773][ T4770] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 106.821691][ T4770] Call Trace: [ 106.825078][ T4770] [ 106.828468][ T4770] dump_stack_lvl+0x168/0x230 [ 106.834495][ T4770] ? show_regs_print_info+0x20/0x20 [ 106.840892][ T4770] ? load_image+0x3b0/0x3b0 [ 106.845942][ T4770] panic+0x2c9/0x7f0 [ 106.850073][ T4770] ? bpf_jit_dump+0xd0/0xd0 [ 106.855193][ T4770] ? _raw_spin_unlock_irqrestore+0xf6/0x100 [ 106.862139][ T4770] ? _raw_spin_unlock+0x40/0x40 [ 106.867395][ T4770] ? ext4_xattr_delete_inode+0xba6/0xbb0 [ 106.873350][ T4770] check_panic_on_warn+0x80/0xa0 [ 106.879171][ T4770] ? ext4_xattr_delete_inode+0xba6/0xbb0 [ 106.885321][ T4770] end_report+0x6d/0xf0 [ 106.890289][ T4770] kasan_report+0x102/0x130 [ 106.895370][ T4770] ? ext4_xattr_delete_inode+0xba6/0xbb0 [ 106.901406][ T4770] ext4_xattr_delete_inode+0xba6/0xbb0 [ 106.907428][ T4770] ? ext4_expand_extra_isize_ea+0x19a0/0x19a0 [ 106.915455][ T4770] ext4_evict_inode+0xc47/0x1080 [ 106.920719][ T4770] ? _raw_spin_unlock+0x24/0x40 [ 106.926112][ T4770] ? ext4_inode_is_fast_symlink+0x350/0x350 [ 106.932409][ T4770] ? do_raw_spin_unlock+0x11d/0x230 [ 106.938101][ T4770] ? ext4_inode_is_fast_symlink+0x350/0x350 [ 106.944267][ T4770] evict+0x485/0x870 [ 106.948357][ T4770] ? __lock_acquire+0x7c60/0x7c60 [ 106.953680][ T4770] ? proc_nr_inodes+0x320/0x320 [ 106.958844][ T4770] ? do_raw_spin_unlock+0x11d/0x230 [ 106.964625][ T4770] ? _raw_spin_unlock+0x24/0x40 [ 106.970115][ T4770] ? iput+0x706/0x8a0 [ 106.974488][ T4770] vfs_rmdir+0x3b4/0x430 [ 106.979460][ T4770] do_rmdir+0x295/0x710 [ 106.983947][ T4770] ? __phys_addr_symbol+0x2b/0x70 [ 106.989859][ T4770] ? d_delete_notify+0x150/0x150 [ 106.995772][ T4770] ? strncpy_from_user+0x1fb/0x360 [ 107.001441][ T4770] ? getname_flags+0x1fe/0x500 [ 107.006591][ T4770] __x64_sys_unlinkat+0xc0/0xe0 [ 107.012061][ T4770] do_syscall_64+0x4c/0xa0 [ 107.018947][ T4770] ? clear_bhb_loop+0x15/0x70 [ 107.023823][ T4770] ? clear_bhb_loop+0x15/0x70 [ 107.029217][ T4770] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 107.036357][ T4770] RIP: 0033:0x7fc0faadb6c7 [ 107.041416][ T4770] Code: 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 07 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 107.063059][ T4770] RSP: 002b:00007ffc01334ca8 EFLAGS: 00000207 ORIG_RAX: 0000000000000107 [ 107.072031][ T4770] RAX: ffffffffffffffda RBX: 0000000000000065 RCX: 00007fc0faadb6c7 [ 107.080397][ T4770] RDX: 0000000000000200 RSI: 00007ffc01335e50 RDI: 00000000ffffff9c [ 107.088489][ T4770] RBP: 00007fc0fab27336 R08: 0000000000000000 R09: 0000000000000000 [ 107.096833][ T4770] R10: 0000000000000100 R11: 0000000000000207 R12: 00007ffc01335e50 [ 107.105018][ T4770] R13: 00007fc0fab27336 R14: 0000000000019cac R15: 0000000000000007 [ 107.113270][ T4770] [ 107.121128][ T4770] Kernel Offset: disabled [ 107.126510][ T4770] Rebooting in 86400 seconds..