no interfaces have a carrier [ 34.808299][ T3931] 8021q: adding VLAN 0 to HW filter on device bond0 [ 34.821655][ T3931] eql: remember to turn off Van-Jacobson compression on your slave devices Starting crond: OK Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.72' (ED25519) to the list of known hosts. 2026/01/10 06:58:06 parsed 1 programs syzkaller login: [ 61.942266][ T4268] cgroup: Unknown subsys name 'net' [ 62.038552][ T4268] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 63.348647][ T4268] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 64.905470][ T35] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 64.914017][ T35] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 64.924273][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 64.943740][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 64.951811][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 64.967262][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 65.370787][ T4306] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 65.380656][ T4306] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 65.388901][ T4306] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 65.397585][ T4306] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 65.409952][ T4306] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 65.418974][ T4306] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 66.742053][ T4329] chnl_net:caif_netlink_parms(): no params data found [ 66.781603][ T4329] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.789412][ T4329] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.797872][ T4329] device bridge_slave_0 entered promiscuous mode [ 66.807234][ T4329] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.814454][ T4329] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.822530][ T4329] device bridge_slave_1 entered promiscuous mode [ 66.863073][ T4329] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.876642][ T4329] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.906468][ T4329] team0: Port device team_slave_0 added [ 66.913346][ T4329] team0: Port device team_slave_1 added [ 66.930134][ T4329] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 66.937146][ T4329] 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. [ 66.963092][ T4329] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 66.978364][ T4329] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 66.985371][ T4329] 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. [ 67.011506][ T4329] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 67.044774][ T4329] device hsr_slave_0 entered promiscuous mode [ 67.051626][ T4329] device hsr_slave_1 entered promiscuous mode [ 67.144214][ T4329] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 67.154413][ T4329] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 67.163306][ T4329] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 67.174767][ T4329] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 67.240851][ T4329] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.256673][ T75] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.265831][ T75] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.285254][ T4329] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.295084][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.304337][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.313548][ T35] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.320789][ T35] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.329951][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.350407][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.359725][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.368573][ T35] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.375744][ T35] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.387582][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.405594][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.416598][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.425794][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.434943][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.451765][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.460474][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.471398][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.483075][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.493225][ T4329] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.679489][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 67.687527][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 67.699832][ T4329] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 67.716119][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 67.733187][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 67.741843][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 67.750458][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 67.761456][ T4329] device veth0_vlan entered promiscuous mode [ 67.777878][ T4329] device veth1_vlan entered promiscuous mode [ 67.797730][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 67.806749][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 67.814933][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 67.825867][ T4329] device veth0_macvtap entered promiscuous mode [ 67.834989][ T4329] device veth1_macvtap entered promiscuous mode [ 67.852332][ T4329] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 67.859962][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 67.869665][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 67.878475][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 67.889841][ T4329] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 67.897330][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 67.906947][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 67.917629][ T4329] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.927618][ T4329] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.936638][ T4329] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.945465][ T4329] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.057680][ T9] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/01/10 06:58:14 executed programs: 0 [ 68.859877][ T48] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 68.868093][ T48] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 68.876234][ T48] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 68.885804][ T48] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 68.893746][ T48] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 68.901010][ T48] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 69.010686][ T4367] chnl_net:caif_netlink_parms(): no params data found [ 69.051286][ T4367] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.058489][ T4367] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.066696][ T4367] device bridge_slave_0 entered promiscuous mode [ 69.075422][ T4367] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.082537][ T4367] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.090416][ T4367] device bridge_slave_1 entered promiscuous mode [ 69.110087][ T4367] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.121292][ T4367] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.144627][ T4367] team0: Port device team_slave_0 added [ 69.152428][ T4367] team0: Port device team_slave_1 added [ 69.169253][ T4367] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 69.176321][ T4367] 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. [ 69.204456][ T4367] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 69.217414][ T4367] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 69.224636][ T4367] 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. [ 69.251084][ T4367] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 69.280222][ T4367] device hsr_slave_0 entered promiscuous mode [ 69.287155][ T4367] device hsr_slave_1 entered promiscuous mode [ 69.294581][ T4367] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.302377][ T4367] Cannot create hsr debugfs directory [ 70.483787][ T9] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 70.964065][ T48] Bluetooth: hci0: command 0x0409 tx timeout [ 71.205976][ T1274] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.212448][ T1274] ieee802154 phy1 wpan1: encryption failed: -22 [ 73.043021][ T9] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 73.053469][ T48] Bluetooth: hci0: command 0x041b tx timeout [ 73.114496][ T9] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 73.869551][ T9] device hsr_slave_0 left promiscuous mode [ 73.876292][ T9] device hsr_slave_1 left promiscuous mode [ 73.882889][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 73.891047][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 73.917267][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 73.925632][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 73.934856][ T9] device bridge_slave_1 left promiscuous mode [ 73.941744][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.954508][ T9] device bridge_slave_0 left promiscuous mode [ 73.960778][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.982876][ T9] device veth1_macvtap left promiscuous mode [ 73.989221][ T9] device veth0_macvtap left promiscuous mode [ 73.995373][ T9] device veth1_vlan left promiscuous mode [ 74.001250][ T9] device veth0_vlan left promiscuous mode [ 74.251945][ T9] team0 (unregistering): Port device team_slave_1 removed [ 74.277736][ T9] team0 (unregistering): Port device team_slave_0 removed [ 74.301398][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 74.330371][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 74.538688][ T9] bond0 (unregistering): Released all slaves [ 74.633495][ T4367] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 74.642664][ T4367] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 74.655041][ T4367] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 74.665524][ T4367] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 74.716348][ T4367] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.736846][ T4337] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 74.749997][ T4337] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 74.759529][ T4367] 8021q: adding VLAN 0 to HW filter on device team0 [ 74.770200][ T4337] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 74.778831][ T4337] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 74.788737][ T4337] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.795885][ T4337] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.805692][ T4337] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 74.828983][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 74.838063][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 74.847792][ T11] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.854983][ T11] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.863096][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 74.871790][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 74.880400][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 74.890675][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 74.901398][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 74.911184][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 74.926626][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 74.939706][ T4337] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 74.948974][ T4337] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 74.960110][ T4367] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 74.972174][ T4367] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 74.981087][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 74.989850][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 75.125886][ T4306] Bluetooth: hci0: command 0x040f tx timeout [ 75.181502][ T4337] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 75.189517][ T4337] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 75.201827][ T4367] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 75.220325][ T4337] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 75.229356][ T4337] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 75.246695][ T4337] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 75.255458][ T4337] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 75.265386][ T4337] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 75.273129][ T4337] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 75.282575][ T4367] device veth0_vlan entered promiscuous mode [ 75.302285][ T4367] device veth1_vlan entered promiscuous mode [ 75.321947][ T4337] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 75.330225][ T4337] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 75.338401][ T4337] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 75.347682][ T4337] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 75.357963][ T4367] device veth0_macvtap entered promiscuous mode [ 75.376413][ T4367] device veth1_macvtap entered promiscuous mode [ 75.390494][ T4367] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 75.398350][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 75.407406][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 75.415902][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 75.424788][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 75.436644][ T4367] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 75.453264][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 75.462293][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 75.473725][ T4367] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.482424][ T4367] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.491677][ T4367] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.500589][ T4367] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.558781][ T4337] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 75.570075][ T4337] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 75.592505][ T4337] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 75.604727][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 75.612675][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 75.623893][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 75.877248][ T4423] loop0: detected capacity change from 0 to 32768 [ 75.895366][ T4423] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 75.913544][ T4423] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 75.940439][ T4423] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 75.966404][ T4421] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 75.973360][ T4421] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 76.014460][ T4421] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 41ms [ 76.032916][ T4421] gfs2: fsid=syz:syz.0: jid=0: Done [ 76.038959][ T4423] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 76.177855][ T4423] gfs2: fsid=syz:syz.0: found 1 quota changes [ 76.213651][ T4367] ------------[ cut here ]------------ [ 76.219514][ T4367] WARNING: CPU: 0 PID: 4367 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x95d/0x11e0 [ 76.229936][ T4367] Modules linked in: [ 76.233841][ T4367] CPU: 0 PID: 4367 Comm: syz-executor Not tainted syzkaller #0 [ 76.241463][ T4367] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 76.251511][ T4367] RIP: 0010:__folio_mark_dirty+0x95d/0x11e0 [ 76.257402][ T4367] Code: e9 6a f8 ff ff e8 c3 e0 d3 ff 0f 0b e9 bb f8 ff ff e8 b7 e0 d3 ff 48 89 df 48 8b 74 24 18 e8 7a d8 2a 00 eb a6 e8 a3 e0 d3 ff <0f> 0b 43 80 3c 2c 00 0f 85 76 fb ff ff e9 79 fb ff ff 89 c2 80 e2 [ 76.277017][ T4367] RSP: 0018:ffffc90002f97a58 EFLAGS: 00010093 [ 76.283084][ T4367] RAX: ffffffff81acff2d RBX: ffffea0001f92800 RCX: ffff88802f6fbb80 [ 76.291046][ T4367] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 76.299006][ T4367] RBP: 0000000000000001 R08: dffffc0000000000 R09: ffffed1028196510 [ 76.306971][ T4367] R10: ffffed1028196510 R11: 1ffff1102819650f R12: 1ffff1102819650f [ 76.314940][ T4367] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff888140cb2878 [ 76.323000][ T4367] FS: 000055556296d500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 [ 76.331921][ T4367] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.338493][ T4367] CR2: 00007fd2b3d97000 CR3: 000000005d5b3000 CR4: 00000000003506f0 [ 76.346463][ T4367] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 76.354421][ T4367] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 76.362381][ T4367] Call Trace: [ 76.365653][ T4367] [ 76.368578][ T4367] ? folio_mapping+0x1ba/0x4d0 [ 76.373352][ T4367] mark_buffer_dirty+0x33f/0x7a0 [ 76.378289][ T4367] gfs2_unpin+0x125/0x9a0 [ 76.382610][ T4367] ? log_pull_tail+0x7f/0x370 [ 76.387288][ T4367] buf_lo_after_commit+0x15a/0x1a0 [ 76.392392][ T4367] ? buf_lo_before_commit+0xf0/0xf0 [ 76.397588][ T4367] gfs2_log_flush+0x10be/0x24e0 [ 76.402431][ T4367] ? unregister_shrinker+0x225/0x310 [ 76.407716][ T4367] ? gfs2_ail_empty_tr+0x2f0/0x2f0 [ 76.412822][ T4367] ? unregister_shrinker+0x24e/0x310 [ 76.418095][ T4367] ? unregister_shrinker+0x24e/0x310 [ 76.423369][ T4367] ? kfree+0x30/0x190 [ 76.427350][ T4367] gfs2_kill_sb+0x50/0xd0 [ 76.431677][ T4367] deactivate_locked_super+0x93/0xf0 [ 76.436963][ T4367] cleanup_mnt+0x463/0x4f0 [ 76.441373][ T4367] ? lockdep_hardirqs_on+0x94/0x140 [ 76.446568][ T4367] task_work_run+0x1ca/0x250 [ 76.451151][ T4367] ? task_work_cancel+0x230/0x230 [ 76.456173][ T4367] ? exit_to_user_mode_loop+0x3b/0x110 [ 76.461627][ T4367] exit_to_user_mode_loop+0xe6/0x110 [ 76.466909][ T4367] exit_to_user_mode_prepare+0xee/0x180 [ 76.472450][ T4367] syscall_exit_to_user_mode+0x16/0x40 [ 76.477924][ T4367] do_syscall_64+0x58/0xa0 [ 76.482342][ T4367] ? clear_bhb_loop+0x60/0xb0 [ 76.487009][ T4367] ? clear_bhb_loop+0x60/0xb0 [ 76.491681][ T4367] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 76.497572][ T4367] RIP: 0033:0x7fd96f790a77 [ 76.501990][ T4367] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8 [ 76.521606][ T4367] RSP: 002b:00007ffc08799c48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 76.530013][ T4367] RAX: 0000000000000000 RBX: 00007fd96f813d7d RCX: 00007fd96f790a77 [ 76.537974][ T4367] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc08799d00 [ 76.545933][ T4367] RBP: 00007ffc08799d00 R08: 0000000000000000 R09: 0000000000000000 [ 76.553986][ T4367] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc0879ad90 [ 76.561978][ T4367] R13: 00007fd96f813d7d R14: 0000000000012984 R15: 00007ffc0879add0 [ 76.569970][ T4367] [ 76.572988][ T4367] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 76.580258][ T4367] CPU: 0 PID: 4367 Comm: syz-executor Not tainted syzkaller #0 [ 76.587799][ T4367] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 76.597951][ T4367] Call Trace: [ 76.601220][ T4367] [ 76.604139][ T4367] dump_stack_lvl+0x168/0x22e [ 76.608825][ T4367] ? memcpy+0x3c/0x60 [ 76.612805][ T4367] ? show_regs_print_info+0x12/0x12 [ 76.618002][ T4367] ? load_image+0x3b0/0x3b0 [ 76.622513][ T4367] panic+0x2c9/0x710 [ 76.626400][ T4367] ? bpf_jit_dump+0xd0/0xd0 [ 76.630908][ T4367] __warn+0x2f8/0x4f0 [ 76.634878][ T4367] ? __folio_mark_dirty+0x95d/0x11e0 [ 76.640325][ T4367] ? __folio_mark_dirty+0x95d/0x11e0 [ 76.645600][ T4367] report_bug+0x2ba/0x4f0 [ 76.649925][ T4367] ? __folio_mark_dirty+0x95d/0x11e0 [ 76.655201][ T4367] handle_bug+0x3a/0x70 [ 76.659369][ T4367] exc_invalid_op+0x16/0x40 [ 76.663880][ T4367] asm_exc_invalid_op+0x16/0x20 [ 76.668723][ T4367] RIP: 0010:__folio_mark_dirty+0x95d/0x11e0 [ 76.674623][ T4367] Code: e9 6a f8 ff ff e8 c3 e0 d3 ff 0f 0b e9 bb f8 ff ff e8 b7 e0 d3 ff 48 89 df 48 8b 74 24 18 e8 7a d8 2a 00 eb a6 e8 a3 e0 d3 ff <0f> 0b 43 80 3c 2c 00 0f 85 76 fb ff ff e9 79 fb ff ff 89 c2 80 e2 [ 76.694318][ T4367] RSP: 0018:ffffc90002f97a58 EFLAGS: 00010093 [ 76.700382][ T4367] RAX: ffffffff81acff2d RBX: ffffea0001f92800 RCX: ffff88802f6fbb80 [ 76.708342][ T4367] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 76.716306][ T4367] RBP: 0000000000000001 R08: dffffc0000000000 R09: ffffed1028196510 [ 76.724274][ T4367] R10: ffffed1028196510 R11: 1ffff1102819650f R12: 1ffff1102819650f [ 76.732231][ T4367] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff888140cb2878 [ 76.740199][ T4367] ? __folio_mark_dirty+0x95d/0x11e0 [ 76.745481][ T4367] ? __folio_mark_dirty+0x95d/0x11e0 [ 76.750756][ T4367] ? folio_mapping+0x1ba/0x4d0 [ 76.755514][ T4367] mark_buffer_dirty+0x33f/0x7a0 [ 76.760444][ T4367] gfs2_unpin+0x125/0x9a0 [ 76.764766][ T4367] ? log_pull_tail+0x7f/0x370 [ 76.769441][ T4367] buf_lo_after_commit+0x15a/0x1a0 [ 76.774547][ T4367] ? buf_lo_before_commit+0xf0/0xf0 [ 76.779740][ T4367] gfs2_log_flush+0x10be/0x24e0 [ 76.784588][ T4367] ? unregister_shrinker+0x225/0x310 [ 76.789870][ T4367] ? gfs2_ail_empty_tr+0x2f0/0x2f0 [ 76.794973][ T4367] ? unregister_shrinker+0x24e/0x310 [ 76.800245][ T4367] ? unregister_shrinker+0x24e/0x310 [ 76.805515][ T4367] ? kfree+0x30/0x190 [ 76.809491][ T4367] gfs2_kill_sb+0x50/0xd0 [ 76.813992][ T4367] deactivate_locked_super+0x93/0xf0 [ 76.819267][ T4367] cleanup_mnt+0x463/0x4f0 [ 76.823672][ T4367] ? lockdep_hardirqs_on+0x94/0x140 [ 76.828862][ T4367] task_work_run+0x1ca/0x250 [ 76.833451][ T4367] ? task_work_cancel+0x230/0x230 [ 76.838468][ T4367] ? exit_to_user_mode_loop+0x3b/0x110 [ 76.843933][ T4367] exit_to_user_mode_loop+0xe6/0x110 [ 76.849212][ T4367] exit_to_user_mode_prepare+0xee/0x180 [ 76.854753][ T4367] syscall_exit_to_user_mode+0x16/0x40 [ 76.860209][ T4367] do_syscall_64+0x58/0xa0 [ 76.864620][ T4367] ? clear_bhb_loop+0x60/0xb0 [ 76.869287][ T4367] ? clear_bhb_loop+0x60/0xb0 [ 76.873958][ T4367] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 76.879858][ T4367] RIP: 0033:0x7fd96f790a77 [ 76.884262][ T4367] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8 [ 76.903860][ T4367] RSP: 002b:00007ffc08799c48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 76.912261][ T4367] RAX: 0000000000000000 RBX: 00007fd96f813d7d RCX: 00007fd96f790a77 [ 76.920218][ T4367] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc08799d00 [ 76.928185][ T4367] RBP: 00007ffc08799d00 R08: 0000000000000000 R09: 0000000000000000 [ 76.936142][ T4367] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc0879ad90 [ 76.944102][ T4367] R13: 00007fd96f813d7d R14: 0000000000012984 R15: 00007ffc0879add0 [ 76.952087][ T4367] [ 76.955408][ T4367] Kernel Offset: disabled [ 76.959878][ T4367] Rebooting in 86400 seconds..