Warning: Permanently added '10.128.0.3' (ED25519) to the list of known hosts. 1970/01/01 00:00:32 parsed 1 programs syzkaller login: [ 33.243416][ T4325] cgroup: Unknown subsys name 'net' [ 33.536843][ T4325] cgroup: Unknown subsys name 'rlimit' [ 33.842348][ T4325] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 39.717114][ T39] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 39.718339][ T39] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 39.720100][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 39.731802][ T39] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 39.733077][ T39] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 39.735353][ T560] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 40.670090][ T4408] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 40.671689][ T4411] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 40.673154][ T4411] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 40.679709][ T4411] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 40.681030][ T4411] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 40.682470][ T4411] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 40.804330][ T4416] chnl_net:caif_netlink_parms(): no params data found [ 40.821610][ T4416] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.822803][ T4416] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.824773][ T4416] device bridge_slave_0 entered promiscuous mode [ 40.827199][ T4416] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.828338][ T4416] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.829757][ T4416] device bridge_slave_1 entered promiscuous mode [ 40.838469][ T4416] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 40.840814][ T4416] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 40.848798][ T4416] team0: Port device team_slave_0 added [ 40.850686][ T4416] team0: Port device team_slave_1 added [ 40.856980][ T4416] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 40.858149][ T4416] 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. [ 40.862148][ T4416] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 40.865024][ T4416] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 40.866108][ T4416] 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. [ 40.870052][ T4416] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 40.895370][ T4416] device hsr_slave_0 entered promiscuous mode [ 40.933911][ T4416] device hsr_slave_1 entered promiscuous mode [ 40.999015][ T4416] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 41.015491][ T4416] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 41.065731][ T4416] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 41.114992][ T4416] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 41.183004][ T4416] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.184338][ T4416] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.185747][ T4416] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.186849][ T4416] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.205581][ T4416] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.209801][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.212161][ T11] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.215458][ T11] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.220448][ T4416] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.235370][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.236991][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.238209][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.240949][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.242445][ T11] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.243589][ T11] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.250513][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 41.252313][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 41.256083][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 41.258868][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.261584][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.276691][ T4416] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 41.331893][ T560] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 41.333252][ T560] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 41.337811][ T4416] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 41.343569][ T560] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 41.350589][ T560] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 41.352270][ T560] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 41.354044][ T560] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 41.356961][ T4416] device veth0_vlan entered promiscuous mode [ 41.360267][ T4416] device veth1_vlan entered promiscuous mode [ 41.379323][ T560] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 41.380796][ T560] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 41.382439][ T560] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 41.386646][ T4416] device veth0_macvtap entered promiscuous mode [ 41.389065][ T4416] device veth1_macvtap entered promiscuous mode [ 41.395079][ T4416] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 41.396373][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 41.398408][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 41.401432][ T4416] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 41.402785][ T560] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 41.416610][ T4416] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.417951][ T4416] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.419268][ T4416] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.420621][ T4416] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:00:41 executed programs: 0 [ 41.673114][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 41.675214][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 41.676586][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 41.677990][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 41.679288][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 41.680738][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 42.016225][ T4438] chnl_net:caif_netlink_parms(): no params data found [ 42.033222][ T4438] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.034589][ T4438] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.036051][ T4438] device bridge_slave_0 entered promiscuous mode [ 42.038063][ T4438] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.039268][ T4438] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.040762][ T4438] device bridge_slave_1 entered promiscuous mode [ 42.047985][ T4438] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 42.050354][ T4438] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 42.059486][ T4438] team0: Port device team_slave_0 added [ 42.061166][ T4438] team0: Port device team_slave_1 added [ 42.335899][ T4438] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 42.337090][ T4438] 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. [ 42.341331][ T4438] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 42.346558][ T4438] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 42.347682][ T4438] 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. [ 42.351712][ T4438] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 42.394861][ T4438] device hsr_slave_0 entered promiscuous mode [ 42.433890][ T4438] device hsr_slave_1 entered promiscuous mode [ 42.473758][ T4438] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 42.475371][ T4438] Cannot create hsr debugfs directory [ 42.854996][ T4438] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 43.754176][ T4411] Bluetooth: hci0: command 0x0409 tx timeout [ 45.384886][ T4438] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 45.833680][ T4411] Bluetooth: hci0: command 0x041b tx timeout [ 47.144884][ T4438] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 47.255807][ T4438] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 47.435961][ T4438] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 47.518979][ T4438] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 47.554714][ T4438] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 47.635739][ T4438] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 47.746370][ T4438] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.750617][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.752158][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.755204][ T4438] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.757437][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.759057][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.760456][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.761634][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.763594][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.766905][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.768565][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.769898][ T11] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.770962][ T11] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.819250][ T4440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.822170][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.826515][ T4440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 47.828160][ T4440] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.829727][ T4440] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.832228][ T4440] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 47.833861][ T4440] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.837384][ T4440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.838853][ T4440] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.841817][ T4440] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.843327][ T4440] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.845971][ T4438] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 47.914663][ T4411] Bluetooth: hci0: command 0x040f tx timeout [ 47.932471][ T4440] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 47.934235][ T4440] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 47.937638][ T4438] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.944041][ T4440] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 47.945757][ T4440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.951333][ T4440] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 47.952793][ T4440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.955377][ T4440] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.956724][ T4440] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 48.017671][ T4438] device veth0_vlan entered promiscuous mode [ 48.021522][ T4438] device veth1_vlan entered promiscuous mode [ 48.028470][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 48.030023][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 48.031452][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 48.033001][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 48.035643][ T4438] device veth0_macvtap entered promiscuous mode [ 48.037864][ T4438] device veth1_macvtap entered promiscuous mode [ 48.042033][ T4438] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 48.044188][ T4438] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 48.046391][ T4438] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 48.047756][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 48.049121][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 48.050514][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 48.052087][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 48.055524][ T4438] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 48.057287][ T4438] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 48.059234][ T4438] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 48.060482][ T4440] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 48.062117][ T4440] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 48.098777][ T4438] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 48.100119][ T4438] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 48.101365][ T4438] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 48.102762][ T4438] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 48.121109][ T4440] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 48.125469][ T4440] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 48.128036][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 48.130485][ T4440] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 48.131642][ T4440] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 48.133481][ T560] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 48.137685][ T485] device hsr_slave_0 left promiscuous mode [ 48.163909][ T485] device hsr_slave_1 left promiscuous mode [ 48.263762][ T485] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 48.264987][ T485] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 48.266631][ T485] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 48.267765][ T485] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 48.269225][ T485] device bridge_slave_1 left promiscuous mode [ 48.270743][ T485] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.314437][ T485] device bridge_slave_0 left promiscuous mode [ 48.315489][ T485] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.433944][ T485] device veth1_macvtap left promiscuous mode [ 48.434999][ T485] device veth0_macvtap left promiscuous mode [ 48.436080][ T485] device veth1_vlan left promiscuous mode [ 48.437056][ T485] device veth0_vlan left promiscuous mode [ 50.003676][ T47] Bluetooth: hci0: command 0x0419 tx timeout [ 50.175348][ T485] team0 (unregistering): Port device team_slave_1 removed [ 50.364668][ T485] team0 (unregistering): Port device team_slave_0 removed [ 50.544061][ T485] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 50.764035][ T485] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 53.305341][ T485] bond0 (unregistering): Released all slaves 1970/01/01 00:00:53 executed programs: 2 [ 53.616622][ T4465] loop0: detected capacity change from 0 to 1024 [ 53.627597][ T4465] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: writeback. [ 53.631992][ T4465] ======================================================= [ 53.631992][ T4465] WARNING: The mand mount option has been deprecated and [ 53.631992][ T4465] and is ignored by this kernel. Remove the mand [ 53.631992][ T4465] option from the mount to silence this warning. [ 53.631992][ T4465] ======================================================= [ 54.325116][ T4438] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 54.327016][ T4438] ------------[ cut here ]------------ [ 54.327903][ T4438] WARNING: CPU: 1 PID: 4438 at fs/ext4/xattr.c:1439 ext4_xattr_inode_lookup_create+0x958/0x18c4 [ 54.329730][ T4438] Modules linked in: [ 54.330341][ T4438] CPU: 1 PID: 4438 Comm: syz-executor Not tainted syzkaller #0 [ 54.331472][ T4438] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 54.333128][ T4438] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 54.334448][ T4438] pc : ext4_xattr_inode_lookup_create+0x958/0x18c4 [ 54.335536][ T4438] lr : ext4_xattr_inode_lookup_create+0x958/0x18c4 [ 54.336594][ T4438] sp : ffff800020c46fa0 [ 54.337296][ T4438] x29: ffff800020c47140 x28: ffff0000e98cdcf8 x27: 0000000000000f8c [ 54.338592][ T4438] x26: 1fffe0001d319bb8 x25: 0000000000000f8d x24: dfff800000000000 [ 54.339929][ T4438] x23: 0000000000000001 x22: ffff0000dedba068 x21: ffff0000e98cdd20 [ 54.341235][ T4438] x20: ffff0000dedba000 x19: ffff700004188e08 x18: ffff800011abbcc0 [ 54.342486][ T4438] x17: 6572203a38333431 x16: ffff8000082d25b8 x15: 0000000000000000 [ 54.343743][ T4438] x14: 00000000ffffffff x13: 0000000000000001 x12: 0000000000ff0100 [ 54.345067][ T4438] x11: ff0080000830a298 x10: 0000000000000000 x9 : 6f06bf61f37e4400 [ 54.346282][ T4438] x8 : 6f06bf61f37e4400 x7 : 0000000000000001 x6 : 0000000000000001 [ 54.347534][ T4438] x5 : ffff800020c46938 x4 : ffff8000151a4920 x3 : ffff80000a8462cc [ 54.348728][ T4438] x2 : ffff00019f6ddd10 x1 : 0000000100000000 x0 : 0000000000000066 [ 54.350068][ T4438] Call trace: [ 54.350595][ T4438] ext4_xattr_inode_lookup_create+0x958/0x18c4 [ 54.351674][ T4438] ext4_xattr_block_set+0x1b4/0x2810 [ 54.352543][ T4438] ext4_expand_extra_isize_ea+0xcb8/0x15cc [ 54.353513][ T4438] __ext4_expand_extra_isize+0x298/0x358 [ 54.354482][ T4438] __ext4_mark_inode_dirty+0x3e4/0x790 [ 54.355391][ T4438] ext4_dirty_inode+0xd0/0x100 [ 54.356208][ T4438] __mark_inode_dirty+0x2e8/0x11cc [ 54.357013][ T4438] iput+0x1dc/0x7f4 [ 54.357636][ T4438] dentry_unlink_inode+0x360/0x438 [ 54.358433][ T4438] __dentry_kill+0x320/0x598 [ 54.359173][ T4438] shrink_dentry_list+0x410/0x7c8 [ 54.359973][ T4438] shrink_dcache_parent+0xb0/0x354 [ 54.360804][ T4438] do_one_tree+0x2c/0xf0 [ 54.361505][ T4438] shrink_dcache_for_umount+0x68/0x114 [ 54.362404][ T4438] generic_shutdown_super+0x68/0x324 [ 54.363251][ T4438] kill_block_super+0x70/0xdc [ 54.364035][ T4438] deactivate_locked_super+0xac/0x124 [ 54.364955][ T4438] deactivate_super+0xe8/0x108 [ 54.365771][ T4438] cleanup_mnt+0x37c/0x404 [ 54.366497][ T4438] __cleanup_mnt+0x20/0x30 [ 54.367160][ T4438] task_work_run+0x1ec/0x270 [ 54.367876][ T4438] do_exit+0x54c/0x19a8 [ 54.368537][ T4438] do_group_exit+0x194/0x22c [ 54.369333][ T4438] __wake_up_parent+0x0/0x60 [ 54.370093][ T4438] invoke_syscall+0x98/0x2bc [ 54.370856][ T4438] el0_svc_common+0x138/0x258 [ 54.371613][ T4438] do_el0_svc+0x58/0x13c [ 54.372285][ T4438] el0_svc+0x58/0x138 [ 54.372945][ T4438] el0t_64_sync_handler+0x84/0xf0 [ 54.373710][ T4438] el0t_64_sync+0x18c/0x190 [ 54.374436][ T4438] irq event stamp: 171148 [ 54.375149][ T4438] hardirqs last enabled at (171147): [] __up_console_sem+0xb4/0x100 [ 54.376548][ T4438] hardirqs last disabled at (171148): [] el1_dbg+0x24/0x80 [ 54.378048][ T4438] softirqs last enabled at (170508): [] __tun_set_ebpf+0x114/0x1bc [ 54.379555][ T4438] softirqs last disabled at (170506): [] __tun_set_ebpf+0xa0/0x1bc [ 54.381033][ T4438] ---[ end trace 0000000000000000 ]--- [ 54.382244][ T4438] EXT4-fs warning (device loop0): ext4_expand_extra_isize_ea:2819: Unable to expand inode 12. Delete some EAs or run e2fsck. [ 54.387079][ T4438] EXT4-fs (loop0): unmounting filesystem. [ 54.448221][ T4411] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 54.449875][ T4411] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 54.451560][ T4411] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 54.453052][ T4411] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 54.454757][ T4411] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 54.455902][ T4411] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 54.498326][ T4472] chnl_net:caif_netlink_parms(): no params data found [ 54.513867][ T4472] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.520700][ T4472] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.522121][ T4472] device bridge_slave_0 entered promiscuous mode [ 54.524403][ T4472] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.525590][ T4472] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.527020][ T4472] device bridge_slave_1 entered promiscuous mode [ 54.533887][ T4472] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.536584][ T4472] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.543272][ T4472] team0: Port device team_slave_0 added [ 54.545119][ T4472] team0: Port device team_slave_1 added [ 54.550666][ T4472] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 54.551828][ T4472] 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. [ 54.556230][ T4472] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 54.643896][ T4472] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 54.645006][ T4472] 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. [ 54.648908][ T4472] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 54.844668][ T4472] device hsr_slave_0 entered promiscuous mode [ 54.883937][ T4472] device hsr_slave_1 entered promiscuous mode [ 54.978984][ T4472] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 55.014776][ T4472] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 55.314087][ T4472] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 55.374764][ T4472] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 55.454892][ T485] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 55.478528][ T4472] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.482739][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.484272][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.486861][ T4472] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.489207][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 55.490670][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 55.492256][ T39] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.493346][ T39] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.494928][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.498040][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 55.499632][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 55.501057][ T39] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.502199][ T39] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.506730][ T560] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 55.510482][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 55.513543][ T560] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 55.515708][ T560] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 55.517498][ T560] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 55.520126][ T560] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 55.522119][ T560] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 55.526358][ T560] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 55.529143][ T560] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 55.531315][ T4472] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 55.583826][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 55.585172][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 55.588581][ T4472] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 55.595339][ T560] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 55.602079][ T560] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 55.604194][ T560] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 55.605510][ T560] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 55.607973][ T4472] device veth0_vlan entered promiscuous mode [ 55.611022][ T4472] device veth1_vlan entered promiscuous mode [ 55.617454][ T560] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 55.618937][ T560] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 55.620401][ T560] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 55.622798][ T4472] device veth0_macvtap entered promiscuous mode [ 55.626477][ T4472] device veth1_macvtap entered promiscuous mode [ 55.630964][ T4472] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 55.632557][ T4472] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 55.635917][ T4472] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 55.637439][ T560] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 55.639182][ T560] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 55.640611][ T560] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 55.643069][ T4472] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 55.645487][ T4472] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 55.647721][ T4472] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 55.648900][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 55.650507][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 55.652876][ T4472] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 55.654486][ T4472] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 55.655931][ T4472] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 55.657308][ T4472] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 55.678650][ T560] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 55.682713][ T560] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 55.686196][ T39] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 55.687438][ T39] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 55.688158][ T560] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 55.690338][ T560] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 55.738957][ T4489] loop1: detected capacity change from 0 to 1024 [ 55.757069][ T4489] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: writeback. [ 56.865515][ T485] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 56.964881][ T485] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 57.045959][ T485] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 58.994919][ T4472] EXT4-fs warning (device loop1): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 58.996826][ T4472] ------------[ cut here ]------------ [ 58.997691][ T4472] WARNING: CPU: 0 PID: 4472 at fs/ext4/xattr.c:1439 ext4_xattr_inode_lookup_create+0x958/0x18c4 [ 58.999421][ T4472] Modules linked in: [ 59.000079][ T4472] CPU: 0 PID: 4472 Comm: syz-executor Tainted: G W syzkaller #0 [ 59.001677][ T4472] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 59.003306][ T4472] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 59.004591][ T4472] pc : ext4_xattr_inode_lookup_create+0x958/0x18c4 [ 59.005703][ T4472] lr : ext4_xattr_inode_lookup_create+0x958/0x18c4 [ 59.006705][ T4472] sp : ffff800020bc6fa0 [ 59.007370][ T4472] x29: ffff800020bc7140 x28: ffff0000f1c196c0 x27: 0000000000000f8c [ 59.008645][ T4472] x26: 1fffe0001e3832f1 x25: 0000000000000f8d x24: dfff800000000000 [ 59.009897][ T4472] x23: 0000000000000001 x22: ffff0000d2c20068 x21: ffff0000f1c196e8 [ 59.011280][ T4472] x20: ffff0000d2c20000 x19: ffff700004178e08 x18: ffff800011abbcc0 [ 59.012667][ T4472] x17: 6572203a38333431 x16: ffff8000082d25b8 x15: 0000000000000000 [ 59.014016][ T4472] x14: 00000000ffffffff x13: 0000000000000001 x12: 0000000000ff0100 [ 59.015370][ T4472] x11: ff0080000830a298 x10: 0000000000000000 x9 : 3d4ff104f2814800 [ 59.016690][ T4472] x8 : 3d4ff104f2814800 x7 : 0000000000000001 x6 : 0000000000000001 [ 59.017943][ T4472] x5 : ffff800020bc6938 x4 : ffff8000151a4920 x3 : ffff80000a8462cc [ 59.019258][ T4472] x2 : ffff00019f6bcd10 x1 : 0000000100000000 x0 : 0000000000000066 [ 59.020515][ T4472] Call trace: [ 59.020984][ T4472] ext4_xattr_inode_lookup_create+0x958/0x18c4 [ 59.022040][ T4472] ext4_xattr_block_set+0x1b4/0x2810 [ 59.022942][ T4472] ext4_expand_extra_isize_ea+0xcb8/0x15cc [ 59.023933][ T4472] __ext4_expand_extra_isize+0x298/0x358 [ 59.024934][ T4472] __ext4_mark_inode_dirty+0x3e4/0x790 [ 59.025897][ T4472] ext4_dirty_inode+0xd0/0x100 [ 59.026741][ T4472] __mark_inode_dirty+0x2e8/0x11cc [ 59.027601][ T4472] iput+0x1dc/0x7f4 [ 59.028288][ T4472] dentry_unlink_inode+0x360/0x438 [ 59.029221][ T4472] __dentry_kill+0x320/0x598 [ 59.029918][ T4472] shrink_dentry_list+0x410/0x7c8 [ 59.030785][ T4472] shrink_dcache_parent+0xb0/0x354 [ 59.031633][ T4472] do_one_tree+0x2c/0xf0 [ 59.032357][ T4472] shrink_dcache_for_umount+0x68/0x114 [ 59.033285][ T4472] generic_shutdown_super+0x68/0x324 [ 59.034177][ T4472] kill_block_super+0x70/0xdc [ 59.034899][ T4472] deactivate_locked_super+0xac/0x124 [ 59.035731][ T4472] deactivate_super+0xe8/0x108 [ 59.036514][ T4472] cleanup_mnt+0x37c/0x404 [ 59.037215][ T4472] __cleanup_mnt+0x20/0x30 [ 59.037965][ T4472] task_work_run+0x1ec/0x270 [ 59.038734][ T4472] do_exit+0x54c/0x19a8 [ 59.039452][ T4472] do_group_exit+0x194/0x22c [ 59.040165][ T4472] __wake_up_parent+0x0/0x60 [ 59.040890][ T4472] invoke_syscall+0x98/0x2bc [ 59.041602][ T4472] el0_svc_common+0x138/0x258 [ 59.042410][ T4472] do_el0_svc+0x58/0x13c [ 59.043054][ T4472] el0_svc+0x58/0x138 [ 59.043721][ T4472] el0t_64_sync_handler+0x84/0xf0 [ 59.044507][ T4472] el0t_64_sync+0x18c/0x190 [ 59.045174][ T4472] irq event stamp: 153122 [ 59.045892][ T4472] hardirqs last enabled at (153121): [] __up_console_sem+0xb4/0x100 [ 59.047544][ T4472] hardirqs last disabled at (153122): [] el1_dbg+0x24/0x80 [ 59.048885][ T4472] softirqs last enabled at (152528): [] __tun_set_ebpf+0x114/0x1bc [ 59.050389][ T4472] softirqs last disabled at (152526): [] __tun_set_ebpf+0xa0/0x1bc [ 59.051998][ T4472] ---[ end trace 0000000000000000 ]--- [ 59.055972][ T4472] EXT4-fs (loop1): unmounting filesystem. 1970/01/01 00:00:59 executed programs: 7 [ 59.123457][ T4411] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 59.125208][ T4411] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 59.126641][ T4411] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 59.128156][ T4411] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 59.129541][ T4411] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 59.130777][ T4411] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 59.179611][ T485] device hsr_slave_0 left promiscuous mode [ 59.224361][ T485] device hsr_slave_1 left promiscuous mode [ 59.333720][ T485] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 59.334959][ T485] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 59.336525][ T485] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 59.337737][ T485] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 59.339216][ T485] device bridge_slave_1 left promiscuous mode [ 59.340681][ T485] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.374804][ T485] device bridge_slave_0 left promiscuous mode [ 59.375894][ T485] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.543750][ T485] device veth1_macvtap left promiscuous mode [ 59.544829][ T485] device veth0_macvtap left promiscuous mode [ 59.545798][ T485] device veth1_vlan left promiscuous mode [ 59.546759][ T485] device veth0_vlan left promiscuous mode [ 61.193810][ T47] Bluetooth: hci0: command 0x0409 tx timeout [ 61.265432][ T485] team0 (unregistering): Port device team_slave_1 removed [ 61.445274][ T485] team0 (unregistering): Port device team_slave_0 removed [ 61.614565][ T485] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 61.824066][ T485] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 63.273701][ T47] Bluetooth: hci0: command 0x041b tx timeout