no interfaces have a carrier [ 41.501812][ T3850] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.522026][ T3850] eql: remember to turn off Van-Jacobson compression on your slave devices Starting crond: OK Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.128' (ED25519) to the list of known hosts. 2026/09/03 15:30:58 parsed 1 programs 2026/09/03 15:30:58 serving rpc on tcp://41989 syzkaller login: [ 68.901695][ T4197] cgroup: Unknown subsys name 'net' [ 69.004591][ T4197] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 70.593142][ T4197] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 71.306814][ T1421] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.313334][ T1421] ieee802154 phy1 wpan1: encryption failed: -22 [ 74.368642][ T154] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 74.378069][ T154] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 74.389513][ T299] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 74.414393][ T1211] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 74.423812][ T1211] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 74.432098][ T299] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 74.681248][ T4273] chnl_net:caif_netlink_parms(): no params data found [ 74.731405][ T4273] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.738878][ T4273] bridge0: port 1(bridge_slave_0) entered disabled state [ 74.746846][ T4273] device bridge_slave_0 entered promiscuous mode [ 74.756104][ T4273] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.763192][ T4273] bridge0: port 2(bridge_slave_1) entered disabled state [ 74.771159][ T4273] device bridge_slave_1 entered promiscuous mode [ 74.790022][ T4273] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 74.800917][ T4273] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 74.822973][ T4273] team0: Port device team_slave_0 added [ 74.830552][ T4273] team0: Port device team_slave_1 added [ 74.847266][ T4273] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 74.854229][ T4273] 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. [ 74.880657][ T4273] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 74.893640][ T4273] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 74.900722][ T4273] 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. [ 74.927237][ T4273] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 74.958345][ T4273] device hsr_slave_0 entered promiscuous mode [ 74.966040][ T4273] device hsr_slave_1 entered promiscuous mode [ 75.062711][ T4273] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 75.073748][ T4273] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 75.083084][ T4273] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 75.092233][ T4273] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 75.172115][ T4273] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.185057][ T1211] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.193509][ T1211] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.205119][ T4273] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.216389][ T1211] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 75.225658][ T1211] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 75.234680][ T1211] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.241936][ T1211] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.251111][ T1211] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 75.285632][ T1211] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 75.294315][ T1211] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 75.304889][ T1211] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.311950][ T1211] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.320942][ T1211] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 75.334129][ T1211] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 75.345074][ T1211] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 75.353852][ T1211] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 75.362794][ T1211] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 75.397006][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 75.406536][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 75.420528][ T4273] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 75.431988][ T4273] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 75.443952][ T299] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 75.453699][ T299] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 75.462539][ T299] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 75.471094][ T299] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 75.479646][ T299] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 75.597929][ T299] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 75.606029][ T299] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 75.618488][ T4273] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 75.658468][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 75.668132][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 75.711135][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 75.719756][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 75.729293][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 75.737563][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 75.749287][ T4273] device veth0_vlan entered promiscuous mode [ 75.777621][ T4273] device veth1_vlan entered promiscuous mode [ 75.799715][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 75.807846][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 75.817084][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 75.825712][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 75.838085][ T4273] device veth0_macvtap entered promiscuous mode [ 75.861796][ T4273] device veth1_macvtap entered promiscuous mode [ 75.878625][ T4273] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 75.887208][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 75.895794][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 75.904289][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 75.918201][ T4273] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 75.926768][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 75.935635][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 75.948871][ T4273] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.958006][ T4273] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.966843][ T4273] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.976130][ T4273] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.095354][ T4273] syz-executor (4273) used greatest stack depth: 20176 bytes left 2026/09/03 15:31:09 executed programs: 0 [ 76.988122][ T4305] chnl_net:caif_netlink_parms(): no params data found [ 77.049800][ T4305] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.057036][ T4305] bridge0: port 1(bridge_slave_0) entered disabled state [ 77.066428][ T4305] device bridge_slave_0 entered promiscuous mode [ 77.078190][ T4305] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.085452][ T4305] bridge0: port 2(bridge_slave_1) entered disabled state [ 77.093417][ T4305] device bridge_slave_1 entered promiscuous mode [ 77.120322][ T4305] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 77.132149][ T4305] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 77.160660][ T4305] team0: Port device team_slave_0 added [ 77.172427][ T4305] team0: Port device team_slave_1 added [ 77.200984][ T4305] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 77.208160][ T4305] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 77.237068][ T4305] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 77.250985][ T4305] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 77.258183][ T4305] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 77.284824][ T4305] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 77.331515][ T4305] device hsr_slave_0 entered promiscuous mode [ 77.341033][ T4305] device hsr_slave_1 entered promiscuous mode [ 77.348397][ T4305] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 77.358978][ T4305] Cannot create hsr debugfs directory [ 77.464264][ T4305] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 78.905869][ T4315] Bluetooth: hci0: command 0x0409 tx timeout [ 80.984944][ T4313] Bluetooth: hci0: command 0x041b tx timeout [ 81.022013][ T4305] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 81.413090][ T4305] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 81.473867][ T4305] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 81.568099][ T4305] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 81.580229][ T4305] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 81.595482][ T4305] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 81.604592][ T4305] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 81.666703][ T4305] 8021q: adding VLAN 0 to HW filter on device bond0 [ 81.692438][ T299] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 81.700662][ T299] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 81.711860][ T4305] 8021q: adding VLAN 0 to HW filter on device team0 [ 81.736709][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 81.746038][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 81.754633][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 81.761714][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 81.770068][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 81.782384][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 81.792201][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 81.801013][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 81.808142][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 81.829872][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 81.844628][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 81.853948][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 81.863433][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 81.872464][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 81.884391][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 81.893566][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 81.916289][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 81.925458][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 81.937798][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 81.947234][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 81.957599][ T4305] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 82.081515][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 82.089150][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 82.103193][ T4305] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 82.132134][ T154] device hsr_slave_0 left promiscuous mode [ 82.139249][ T154] device hsr_slave_1 left promiscuous mode [ 82.146295][ T154] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 82.153746][ T154] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 82.163076][ T154] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 82.170723][ T154] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 82.178833][ T154] device bridge_slave_1 left promiscuous mode [ 82.186520][ T154] bridge0: port 2(bridge_slave_1) entered disabled state [ 82.200441][ T154] device bridge_slave_0 left promiscuous mode [ 82.206853][ T154] bridge0: port 1(bridge_slave_0) entered disabled state [ 82.226597][ T154] device veth1_macvtap left promiscuous mode [ 82.232855][ T154] device veth0_macvtap left promiscuous mode [ 82.239153][ T154] device veth1_vlan left promiscuous mode [ 82.245971][ T154] device veth0_vlan left promiscuous mode [ 82.410384][ T154] team0 (unregistering): Port device team_slave_1 removed [ 82.424859][ T154] team0 (unregistering): Port device team_slave_0 removed [ 82.439106][ T154] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 82.453290][ T154] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 82.512485][ T154] bond0 (unregistering): Released all slaves [ 82.609289][ T4305] device veth0_vlan entered promiscuous mode [ 82.616617][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 82.626151][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 82.635738][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 82.643979][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 82.652524][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 82.660731][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 82.673629][ T4305] device veth1_vlan entered promiscuous mode [ 82.699150][ T1211] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 82.708078][ T1211] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 82.722181][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 82.731565][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 82.744210][ T4305] device veth0_macvtap entered promiscuous mode [ 82.763420][ T4305] device veth1_macvtap entered promiscuous mode [ 82.785209][ T4305] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 82.792567][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 82.801077][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 82.809179][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 82.817982][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 82.831486][ T4305] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 82.839976][ T1211] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 82.855220][ T1211] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 82.871472][ T4305] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.881602][ T4305] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.890518][ T4305] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.899665][ T4305] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.965218][ T144] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 82.973083][ T144] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 82.986473][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 83.007282][ T4322] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 83.023039][ T4322] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 83.031093][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 83.065454][ T4285] Bluetooth: hci0: command 0x040f tx timeout [ 83.123724][ T4323] loop0: detected capacity change from 0 to 512 [ 83.236313][ T4323] EXT4-fs (loop0): inline encryption not supported [ 83.287912][ T4323] EXT4-fs error (device loop0): ext4_map_blocks:631: inode #11: block 4559633: comm syz.0.17: lblock 3 mapped to illegal pblock 4559633 (length 1) [ 83.374822][ T4323] EXT4-fs (loop0): Remounting filesystem read-only [ 83.382016][ T4323] EXT4-fs warning (device loop0): ext4_expand_extra_isize_ea:2812: Unable to expand inode 15. Delete some EAs or run e2fsck. [ 83.425343][ T4323] ------------[ cut here ]------------ [ 83.431035][ T4323] EA inode 11 i_nlink=2 [ 83.431298][ T4323] WARNING: CPU: 0 PID: 4323 at fs/ext4/xattr.c:1006 ext4_xattr_inode_update_ref+0x4fe/0x560 [ 83.470752][ T4323] Modules linked in: [ 83.485742][ T4323] CPU: 0 PID: 4323 Comm: syz.0.17 Not tainted syzkaller #0 [ 83.493008][ T4323] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 83.510522][ T4323] RIP: 0010:ext4_xattr_inode_update_ref+0x4fe/0x560 [ 83.517503][ T4323] Code: 40 4c 89 e0 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 e7 e8 55 01 a2 ff 49 8b 34 24 48 c7 c7 80 99 3d 8a 44 89 fa e8 a2 4d 99 07 <0f> 0b 49 bd 00 00 00 00 00 fc ff df 4c 8b 74 24 08 4c 8b 64 24 10 [ 83.538074][ T4323] RSP: 0018:ffffc900022e7400 EFLAGS: 00010246 [ 83.544194][ T4323] RAX: 7520b15eb1e08d00 RBX: ffff888068d50e90 RCX: ffff88802c22d940 [ 83.553152][ T4323] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 83.561970][ T4323] RBP: ffffc900022e74f0 R08: ffff8880b902795b R09: 1ffff11017204f2b [ 83.570301][ T4323] R10: dffffc0000000000 R11: ffffed1017204f2c R12: ffff888068d50cd8 [ 83.578599][ T4323] R13: dffffc0000000000 R14: ffff888068d50c98 R15: 0000000000000002 [ 83.586936][ T4323] FS: 0000555568375500(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 [ 83.596249][ T4323] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 83.602863][ T4323] CR2: 0000562ddf928360 CR3: 000000007a2e5000 CR4: 00000000003506f0 [ 83.611264][ T4323] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 83.619536][ T4323] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 83.632062][ T4323] Call Trace: [ 83.636833][ T4323] [ 83.639812][ T4323] ? ext4_xattr_block_csum+0x560/0x560 [ 83.645634][ T4323] ? __ext4_journal_ensure_credits+0x2c/0x450 [ 83.651749][ T4323] ext4_xattr_inode_dec_ref_all+0x94c/0xf90 [ 83.659258][ T4323] ? errseq_check+0x3c/0x70 [ 83.663807][ T4323] ? ext4_xattr_delete_inode+0xca0/0xca0 [ 83.670190][ T4323] ? __ext4_journal_ensure_credits+0x450/0x450 [ 83.677861][ T4323] ? ext4_get_inode_loc+0xf6/0x120 [ 83.683027][ T4323] ext4_xattr_delete_inode+0xada/0xca0 [ 83.688869][ T4323] ? rcu_is_watching+0x11/0xa0 [ 83.693671][ T4323] ? ext4_truncate+0xd02/0x1190 [ 83.700061][ T4323] ? up_write+0x1b6/0x410 [ 83.704433][ T4323] ? ext4_expand_extra_isize_ea+0x18c0/0x18c0 [ 83.711421][ T4323] ? __ext4_mark_inode_dirty+0x4b4/0x6c0 [ 83.718617][ T4323] ext4_evict_inode+0xc0c/0x1050 [ 83.724289][ T4323] ? ext4_inode_is_fast_symlink+0x390/0x390 [ 83.730569][ T4323] ? do_raw_spin_unlock+0x11d/0x230 [ 83.737262][ T4323] ? ext4_inode_is_fast_symlink+0x390/0x390 [ 83.743205][ T4323] evict+0x4b6/0x8b0 [ 83.747584][ T4323] ? proc_nr_inodes+0x320/0x320 [ 83.752479][ T4323] ? do_raw_spin_unlock+0x11d/0x230 [ 83.759360][ T4323] ? _raw_spin_unlock+0x24/0x40 [ 83.764247][ T4323] ? iput+0x6ea/0x880 [ 83.768589][ T4323] ext4_orphan_cleanup+0xad8/0x1320 [ 83.773838][ T4323] ? ext4_orphan_del+0xc90/0xc90 [ 83.780548][ T4323] ? errseq_check_and_advance+0x62/0x120 [ 83.788547][ T4323] ext4_fill_super+0x8c65/0x93f0 [ 83.793536][ T4323] ? format_decode+0x8b1/0x1330 [ 83.800149][ T4323] ? ext4_mount+0x40/0x40 [ 83.804762][ T4323] ? set_blocksize+0x1f1/0x360 [ 83.809579][ T4323] ? sb_set_blocksize+0xa5/0xe0 [ 83.816127][ T4323] mount_bdev+0x28a/0x3c0 [ 83.820495][ T4323] ? ext4_mount+0x40/0x40 [ 83.825358][ T4323] legacy_get_tree+0xe6/0x180 [ 83.830698][ T4323] ? ext4_errno_to_code+0x160/0x160 [ 83.837445][ T4323] vfs_get_tree+0x88/0x270 [ 83.841913][ T4323] do_new_mount+0x247/0xa40 [ 83.846780][ T4323] __se_sys_mount+0x2e3/0x3d0 [ 83.851502][ T4323] ? __x64_sys_mount+0xc0/0xc0 [ 83.857900][ T4323] ? lockdep_hardirqs_on+0x94/0x140 [ 83.863135][ T4323] ? __x64_sys_mount+0x1c/0xc0 [ 83.870379][ T4323] do_syscall_64+0x4c/0xa0 [ 83.876296][ T4323] ? clear_bhb_loop+0x30/0x80 [ 83.881025][ T4323] ? clear_bhb_loop+0x30/0x80 [ 83.886114][ T4323] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 83.892064][ T4323] RIP: 0033:0x7f78e0dfb3ca [ 83.898130][ T4323] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 83.919612][ T4323] RSP: 002b:00007ffe9480e638 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 83.928312][ T4323] RAX: ffffffffffffffda RBX: 00007ffe9480e6c0 RCX: 00007f78e0dfb3ca [ 83.938357][ T4323] RDX: 00002000000009c0 RSI: 0000200000000040 RDI: 00007ffe9480e680 [ 83.950350][ T4323] RBP: 00002000000009c0 R08: 00007ffe9480e6c0 R09: 0000000000800718 [ 83.959861][ T4323] R10: 0000000000800718 R11: 0000000000000246 R12: 0000200000000040 [ 83.968282][ T4323] R13: 00007ffe9480e680 R14: 00000000000004a4 R15: 000000000000002c [ 83.977775][ T4323] [ 83.980839][ T4323] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 83.988136][ T4323] CPU: 0 PID: 4323 Comm: syz.0.17 Not tainted syzkaller #0 [ 83.995354][ T4323] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 84.005435][ T4323] Call Trace: [ 84.008738][ T4323] [ 84.011691][ T4323] dump_stack_lvl+0x188/0x250 [ 84.016409][ T4323] ? show_regs_print_info+0x20/0x20 [ 84.021641][ T4323] ? load_image+0x410/0x410 [ 84.026185][ T4323] panic+0x2f8/0x850 [ 84.030117][ T4323] ? bpf_jit_dump+0xd0/0xd0 [ 84.034662][ T4323] ? ext4_xattr_inode_update_ref+0x4fe/0x560 [ 84.040671][ T4323] __warn+0x248/0x2b0 [ 84.044707][ T4323] ? ext4_xattr_inode_update_ref+0x4fe/0x560 [ 84.050721][ T4323] report_bug+0x1b9/0x2e0 [ 84.055094][ T4323] handle_bug+0x3a/0x70 [ 84.059273][ T4323] exc_invalid_op+0x16/0x40 [ 84.063796][ T4323] asm_exc_invalid_op+0x16/0x20 [ 84.068675][ T4323] RIP: 0010:ext4_xattr_inode_update_ref+0x4fe/0x560 [ 84.075289][ T4323] Code: 40 4c 89 e0 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 e7 e8 55 01 a2 ff 49 8b 34 24 48 c7 c7 80 99 3d 8a 44 89 fa e8 a2 4d 99 07 <0f> 0b 49 bd 00 00 00 00 00 fc ff df 4c 8b 74 24 08 4c 8b 64 24 10 [ 84.094923][ T4323] RSP: 0018:ffffc900022e7400 EFLAGS: 00010246 [ 84.101019][ T4323] RAX: 7520b15eb1e08d00 RBX: ffff888068d50e90 RCX: ffff88802c22d940 [ 84.109021][ T4323] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 84.117013][ T4323] RBP: ffffc900022e74f0 R08: ffff8880b902795b R09: 1ffff11017204f2b [ 84.125011][ T4323] R10: dffffc0000000000 R11: ffffed1017204f2c R12: ffff888068d50cd8 [ 84.133009][ T4323] R13: dffffc0000000000 R14: ffff888068d50c98 R15: 0000000000000002 [ 84.141035][ T4323] ? ext4_xattr_block_csum+0x560/0x560 [ 84.146536][ T4323] ? __ext4_journal_ensure_credits+0x2c/0x450 [ 84.152633][ T4323] ext4_xattr_inode_dec_ref_all+0x94c/0xf90 [ 84.158570][ T4323] ? errseq_check+0x3c/0x70 [ 84.163110][ T4323] ? ext4_xattr_delete_inode+0xca0/0xca0 [ 84.168824][ T4323] ? __ext4_journal_ensure_credits+0x450/0x450 [ 84.175017][ T4323] ? ext4_get_inode_loc+0xf6/0x120 [ 84.180159][ T4323] ext4_xattr_delete_inode+0xada/0xca0 [ 84.185681][ T4323] ? rcu_is_watching+0x11/0xa0 [ 84.190558][ T4323] ? ext4_truncate+0xd02/0x1190 [ 84.195439][ T4323] ? up_write+0x1b6/0x410 [ 84.199800][ T4323] ? ext4_expand_extra_isize_ea+0x18c0/0x18c0 [ 84.205910][ T4323] ? __ext4_mark_inode_dirty+0x4b4/0x6c0 [ 84.211574][ T4323] ext4_evict_inode+0xc0c/0x1050 [ 84.216549][ T4323] ? ext4_inode_is_fast_symlink+0x390/0x390 [ 84.222470][ T4323] ? do_raw_spin_unlock+0x11d/0x230 [ 84.227792][ T4323] ? ext4_inode_is_fast_symlink+0x390/0x390 [ 84.233711][ T4323] evict+0x4b6/0x8b0 [ 84.237637][ T4323] ? proc_nr_inodes+0x320/0x320 [ 84.242517][ T4323] ? do_raw_spin_unlock+0x11d/0x230 [ 84.247852][ T4323] ? _raw_spin_unlock+0x24/0x40 [ 84.252733][ T4323] ? iput+0x6ea/0x880 [ 84.256748][ T4323] ext4_orphan_cleanup+0xad8/0x1320 [ 84.261993][ T4323] ? ext4_orphan_del+0xc90/0xc90 [ 84.266966][ T4323] ? errseq_check_and_advance+0x62/0x120 [ 84.272640][ T4323] ext4_fill_super+0x8c65/0x93f0 [ 84.277603][ T4323] ? format_decode+0x8b1/0x1330 [ 84.282520][ T4323] ? ext4_mount+0x40/0x40 [ 84.286884][ T4323] ? set_blocksize+0x1f1/0x360 [ 84.291690][ T4323] ? sb_set_blocksize+0xa5/0xe0 [ 84.296568][ T4323] mount_bdev+0x28a/0x3c0 [ 84.300923][ T4323] ? ext4_mount+0x40/0x40 [ 84.305289][ T4323] legacy_get_tree+0xe6/0x180 [ 84.309989][ T4323] ? ext4_errno_to_code+0x160/0x160 [ 84.315230][ T4323] vfs_get_tree+0x88/0x270 [ 84.319677][ T4323] do_new_mount+0x247/0xa40 [ 84.324216][ T4323] __se_sys_mount+0x2e3/0x3d0 [ 84.328934][ T4323] ? __x64_sys_mount+0xc0/0xc0 [ 84.333726][ T4323] ? lockdep_hardirqs_on+0x94/0x140 [ 84.338983][ T4323] ? __x64_sys_mount+0x1c/0xc0 [ 84.343777][ T4323] do_syscall_64+0x4c/0xa0 [ 84.348219][ T4323] ? clear_bhb_loop+0x30/0x80 [ 84.352929][ T4323] ? clear_bhb_loop+0x30/0x80 [ 84.357632][ T4323] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 84.363552][ T4323] RIP: 0033:0x7f78e0dfb3ca [ 84.367995][ T4323] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 84.387652][ T4323] RSP: 002b:00007ffe9480e638 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 84.396122][ T4323] RAX: ffffffffffffffda RBX: 00007ffe9480e6c0 RCX: 00007f78e0dfb3ca [ 84.404128][ T4323] RDX: 00002000000009c0 RSI: 0000200000000040 RDI: 00007ffe9480e680 [ 84.412135][ T4323] RBP: 00002000000009c0 R08: 00007ffe9480e6c0 R09: 0000000000800718 [ 84.420132][ T4323] R10: 0000000000800718 R11: 0000000000000246 R12: 0000200000000040 [ 84.428133][ T4323] R13: 00007ffe9480e680 R14: 00000000000004a4 R15: 000000000000002c [ 84.436241][ T4323] [ 84.439582][ T4323] Kernel Offset: disabled [ 84.444052][ T4323] Rebooting in 86400 seconds..