Warning: Permanently added '10.128.10.27' (ED25519) to the list of known hosts. 1970/01/01 00:00:34 parsed 1 programs [ 35.710290][ T4323] cgroup: Unknown subsys name 'net' [ 36.013209][ T4323] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 36.264170][ T4323] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 39.594309][ T4349] chnl_net:caif_netlink_parms(): no params data found [ 39.612504][ T4349] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.613638][ T4349] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.615129][ T4349] device bridge_slave_0 entered promiscuous mode [ 39.617395][ T4349] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.618366][ T4349] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.619679][ T4349] device bridge_slave_1 entered promiscuous mode [ 39.627281][ T4349] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 39.629518][ T4349] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 39.639519][ T4349] team0: Port device team_slave_0 added [ 39.641413][ T4349] team0: Port device team_slave_1 added [ 39.647183][ T4349] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 39.648239][ T4349] 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. [ 39.652173][ T4349] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 39.654789][ T4349] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 39.655847][ T4349] 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. [ 39.659775][ T4349] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 39.701617][ T4349] device hsr_slave_0 entered promiscuous mode [ 39.740720][ T4349] device hsr_slave_1 entered promiscuous mode [ 39.835083][ T4349] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 39.883421][ T4349] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 39.932751][ T4349] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 39.993693][ T4349] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 40.060207][ T4349] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.061327][ T4349] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.062661][ T4349] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.063772][ T4349] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.081401][ T4349] 8021q: adding VLAN 0 to HW filter on device bond0 [ 40.085070][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 40.087421][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.089371][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.091783][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 40.095989][ T4349] 8021q: adding VLAN 0 to HW filter on device team0 [ 40.099514][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.101430][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.102491][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.106126][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.107655][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.108766][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.116699][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 40.118486][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 40.121649][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 40.124509][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 40.127344][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.131961][ T4349] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 40.183929][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 40.185195][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 40.188325][ T4349] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 40.194014][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 40.199952][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 40.202518][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 40.203857][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 40.207738][ T4349] device veth0_vlan entered promiscuous mode [ 40.212676][ T4349] device veth1_vlan entered promiscuous mode [ 40.219503][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 40.221925][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 40.223556][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 40.226093][ T4349] device veth0_macvtap entered promiscuous mode [ 40.228377][ T4349] device veth1_macvtap entered promiscuous mode [ 40.235345][ T4349] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 40.236585][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 40.238552][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 40.242504][ T4349] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 40.243779][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 40.246317][ T4349] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.247643][ T4349] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.248965][ T4349] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.250208][ T4349] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.782627][ T1639] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 41.022777][ T4387] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 41.024212][ T4387] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 41.025552][ T4387] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 41.027147][ T4387] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 41.028580][ T4387] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 41.029638][ T4387] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 41.299745][ T1324] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 41.301439][ T1324] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 41.303379][ T1324] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 41.316387][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 41.317550][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 41.319132][ T1324] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:00:41 executed programs: 0 [ 41.809053][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 41.810625][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 41.812113][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 41.813746][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 41.815125][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 41.816366][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 41.870259][ T4420] chnl_net:caif_netlink_parms(): no params data found [ 41.886086][ T4420] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.887096][ T4420] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.888510][ T4420] device bridge_slave_0 entered promiscuous mode [ 41.891247][ T4420] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.892488][ T4420] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.893907][ T4420] device bridge_slave_1 entered promiscuous mode [ 41.901650][ T4420] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 41.904154][ T4420] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 41.911837][ T4420] team0: Port device team_slave_0 added [ 41.913786][ T4420] team0: Port device team_slave_1 added [ 41.919446][ T4420] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 41.920818][ T4420] 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. [ 41.924839][ T4420] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 41.927402][ T4420] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 41.928493][ T4420] 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. [ 41.932591][ T4420] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 41.981642][ T4420] device hsr_slave_0 entered promiscuous mode [ 42.020833][ T4420] device hsr_slave_1 entered promiscuous mode [ 42.060534][ T4420] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 42.061706][ T4420] Cannot create hsr debugfs directory [ 43.371274][ T1639] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 43.840690][ T4387] Bluetooth: hci0: command 0x0409 tx timeout [ 45.611683][ T1639] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 45.712459][ T1639] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 45.930884][ T4387] Bluetooth: hci0: command 0x041b tx timeout [ 46.753865][ T4420] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 46.854824][ T4420] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 46.954784][ T4420] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 47.032333][ T4420] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 47.152757][ T4420] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.156326][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.157774][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.160832][ T4420] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.163188][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.164815][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.166254][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.167397][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.169159][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.206426][ T1324] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.208043][ T1324] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.209542][ T1324] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.210721][ T1324] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.214460][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.217331][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.220519][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 47.222295][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.224442][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.226790][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 47.229129][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.232899][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.234411][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.236992][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.238443][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.285092][ T4420] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 47.376757][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 47.378005][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 47.381383][ T4420] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.387437][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 47.389108][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.396125][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 47.398315][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.399877][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.401574][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.404050][ T4420] device veth0_vlan entered promiscuous mode [ 47.407278][ T4420] device veth1_vlan entered promiscuous mode [ 47.415071][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 47.416496][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 47.418091][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 47.419598][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 47.454671][ T4420] device veth0_macvtap entered promiscuous mode [ 47.456883][ T4420] device veth1_macvtap entered promiscuous mode [ 47.461300][ T4420] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 47.462759][ T4420] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.464653][ T4420] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 47.465888][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 47.467529][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 47.468903][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 47.470359][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 47.472835][ T4420] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 47.474501][ T4420] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.476592][ T4420] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 47.477795][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 47.479316][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 47.482850][ T4420] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.484188][ T4420] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.485604][ T4420] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.486940][ T4420] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.496583][ T1639] device hsr_slave_0 left promiscuous mode [ 47.531114][ T1639] device hsr_slave_1 left promiscuous mode [ 47.610605][ T1639] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 47.611758][ T1639] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 47.613412][ T1639] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 47.614583][ T1639] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 47.615926][ T1639] device bridge_slave_1 left promiscuous mode [ 47.617333][ T1639] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.651145][ T1639] device bridge_slave_0 left promiscuous mode [ 47.652117][ T1639] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.771662][ T1639] device veth1_macvtap left promiscuous mode [ 47.772690][ T1639] device veth0_macvtap left promiscuous mode [ 47.773665][ T1639] device veth1_vlan left promiscuous mode [ 47.774670][ T1639] device veth0_vlan left promiscuous mode [ 48.010576][ T4387] Bluetooth: hci0: command 0x040f tx timeout [ 49.611620][ T1639] team0 (unregistering): Port device team_slave_1 removed [ 49.773228][ T1639] team0 (unregistering): Port device team_slave_0 removed [ 49.980964][ T1639] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 50.080830][ T4387] Bluetooth: hci0: command 0x0419 tx timeout [ 50.180885][ T1639] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 52.842116][ T1639] bond0 (unregistering): Released all slaves [ 53.061556][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 53.062821][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 53.064742][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 53.069684][ T4504] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 53.071538][ T4504] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 53.073013][ T4504] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 53.228993][ T4506] loop0: detected capacity change from 0 to 32768 [ 53.235026][ T4506] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 53.236257][ T4506] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 53.246992][ T4506] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 53.249580][ T4325] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 53.250699][ T4325] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 53.265033][ T4325] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 14ms [ 53.267749][ T4325] gfs2: fsid=syz:syz.0: jid=0: Done [ 53.268731][ T4506] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 53.362928][ T4506] gfs2: fsid=syz:syz.0: found 1 quota changes [ 53.377811][ T4420] ------------[ cut here ]------------ [ 53.378781][ T4420] WARNING: CPU: 0 PID: 4420 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xce0 [ 53.380123][ T4420] Modules linked in: [ 53.380669][ T4420] CPU: 0 PID: 4420 Comm: syz-executor Not tainted syzkaller #0 [ 53.381650][ T4420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 53.382951][ T4420] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 53.384147][ T4420] pc : __folio_mark_dirty+0x8a0/0xce0 [ 53.384955][ T4420] lr : __folio_mark_dirty+0x8a0/0xce0 [ 53.385722][ T4420] sp : ffff8000207c73c0 [ 53.386334][ T4420] x29: ffff8000207c73e0 x28: 1fffff80006ee698 x27: dfff800000000000 [ 53.387372][ T4420] x26: 0000000000000000 x25: ffff0000c0494990 x24: 0000000000000001 [ 53.388528][ T4420] x23: 0000000000000000 x22: fffffc00037734c8 x21: 1fffe00018092932 [ 53.389596][ T4420] x20: ffff0000c3e8a250 x19: fffffc00037734c0 x18: ffff800011a6bd40 [ 53.390756][ T4420] x17: ffff800018186000 x16: ffff8000082d35d8 x15: ffff800017c67000 [ 53.391875][ T4420] x14: ffff0000cc6f5dd8 x13: 1ffff00002a0a0b1 x12: 0000000000ff0100 [ 53.392926][ T4420] x11: ff008000086fe704 x10: 0000000000000000 x9 : ffff8000086fe704 [ 53.394089][ T4420] x8 : ffff0000cc6f5340 x7 : ffff8000086fdea8 x6 : 0000000000000000 [ 53.395186][ T4420] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff800008a49628 [ 53.396293][ T4420] x2 : ffff0000ce5b0060 x1 : 0000000000000000 x0 : 0000000000000000 [ 53.397351][ T4420] Call trace: [ 53.397793][ T4420] __folio_mark_dirty+0x8a0/0xce0 [ 53.398507][ T4420] mark_buffer_dirty+0x2b8/0x5cc [ 53.399212][ T4420] gfs2_unpin+0x120/0x914 [ 53.399843][ T4420] buf_lo_after_commit+0x140/0x188 [ 53.400548][ T4420] gfs2_log_flush+0xbc8/0x1aa0 [ 53.401222][ T4420] do_sync+0x88c/0xa94 [ 53.401812][ T4420] gfs2_quota_sync+0x2e0/0x528 [ 53.402507][ T4420] gfs2_sync_fs+0x4c/0xc4 [ 53.403079][ T4420] sync_filesystem+0xe8/0x218 [ 53.403813][ T4420] generic_shutdown_super+0x70/0x324 [ 53.404656][ T4420] kill_block_super+0x70/0xdc [ 53.405318][ T4420] gfs2_kill_sb+0xc0/0xd4 [ 53.405931][ T4420] deactivate_locked_super+0xac/0x124 [ 53.406691][ T4420] deactivate_super+0xe8/0x108 [ 53.407414][ T4420] cleanup_mnt+0x37c/0x404 [ 53.408154][ T4420] __cleanup_mnt+0x20/0x30 [ 53.408714][ T4420] task_work_run+0x1ec/0x270 [ 53.409352][ T4420] do_notify_resume+0x2038/0x2b28 [ 53.410062][ T4420] el0_svc+0x98/0x138 [ 53.410600][ T4420] el0t_64_sync_handler+0x84/0xf0 [ 53.411293][ T4420] el0t_64_sync+0x18c/0x190 [ 53.411936][ T4420] irq event stamp: 164534 [ 53.412528][ T4420] hardirqs last enabled at (164533): [] folio_memcg_lock+0xe8/0x1fc [ 53.413872][ T4420] hardirqs last disabled at (164534): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 53.415332][ T4420] softirqs last enabled at (163946): [] local_bh_enable+0x10/0x34 [ 53.416745][ T4420] softirqs last disabled at (163944): [] local_bh_disable+0x10/0x34 [ 53.418101][ T4420] ---[ end trace 0000000000000000 ]--- [ 53.420945][ T9] ------------[ cut here ]------------ [ 53.421830][ T9] WARNING: CPU: 1 PID: 9 at include/linux/backing-dev.h:247 __folio_start_writeback+0x868/0xa68 [ 53.423180][ T9] Modules linked in: [ 53.423755][ T9] CPU: 1 PID: 9 Comm: kworker/u4:0 Tainted: G W syzkaller #0 [ 53.425061][ T9] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 53.426454][ T9] Workqueue: writeback wb_workfn (flush-7:0) [ 53.427397][ T9] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 53.428603][ T9] pc : __folio_start_writeback+0x868/0xa68 [ 53.429393][ T9] lr : __folio_start_writeback+0x868/0xa68 [ 53.430222][ T9] sp : ffff80001c7f6c80 [ 53.430834][ T9] x29: ffff80001c7f6d60 x28: dfff800000000000 x27: 0000000000000000 [ 53.432010][ T9] x26: ffff7000038fed98 x25: 0000000000000000 x24: ffff0000c3e8ace0 [ 53.433209][ T9] x23: ffff80001c7f6ce0 x22: ffff0000c04947e8 x21: 0000000000000001 [ 53.434250][ T9] x20: fffffc0003807008 x19: fffffc0003807000 x18: ffff800011a6bd40 [ 53.435486][ T9] x17: ffff800018186000 x16: ffff8000082d35d8 x15: ffff800017c67000 [ 53.436677][ T9] x14: ffff0000c09a8a98 x13: ffff0000c09a8b10 x12: 0000000000ff0100 [ 53.437865][ T9] x11: ff00800008700c1c x10: 0000000000000000 x9 : ffff800008700c1c [ 53.439038][ T9] x8 : ffff0000c09a8000 x7 : 0000000000000000 x6 : 0000000000000000 [ 53.440236][ T9] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff8000087006dc [ 53.441389][ T9] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 53.442607][ T9] Call trace: [ 53.443146][ T9] __folio_start_writeback+0x868/0xa68 [ 53.443930][ T9] set_page_writeback+0x5c/0x7c [ 53.444627][ T9] gfs2_aspace_writepage+0x520/0x6e8 [ 53.445392][ T9] __writepage+0x70/0x18c [ 53.446055][ T9] write_cache_pages+0x73c/0xdd4 [ 53.446769][ T9] do_writepages+0x320/0x4fc [ 53.447424][ T9] filemap_fdatawrite_wbc+0x124/0x174 [ 53.448192][ T9] filemap_fdatawrite+0xc4/0x114 [ 53.448927][ T9] gfs2_write_inode+0x234/0x34c [ 53.449622][ T9] __writeback_single_inode+0x5e0/0x157c [ 53.450420][ T9] writeback_sb_inodes+0x824/0x1404 [ 53.451207][ T9] wb_writeback+0x400/0xfb0 [ 53.451816][ T9] wb_workfn+0x34c/0xd98 [ 53.452430][ T9] process_one_work+0x7f4/0x13a8 [ 53.453131][ T9] worker_thread+0x8c8/0xfbc [ 53.453799][ T9] kthread+0x250/0x2d8 [ 53.454382][ T9] ret_from_fork+0x10/0x20 [ 53.455070][ T9] irq event stamp: 885936 [ 53.455720][ T9] hardirqs last enabled at (885935): [] folio_memcg_lock+0xe8/0x1fc [ 53.457199][ T9] hardirqs last disabled at (885936): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 53.458622][ T9] softirqs last enabled at (885860): [] batadv_nc_purge_paths+0x2f4/0x37c [ 53.460059][ T9] softirqs last disabled at (885858): [] batadv_nc_purge_paths+0xd0/0x37c [ 53.461507][ T9] ---[ end trace 0000000000000000 ]--- [ 53.467163][ C1] ------------[ cut here ]------------ [ 53.468060][ C1] WARNING: CPU: 1 PID: 21 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d4/0x9e0 [ 53.469459][ C1] Modules linked in: [ 53.470037][ C1] CPU: 1 PID: 21 Comm: ksoftirqd/1 Tainted: G W syzkaller #0 [ 53.471380][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 53.472872][ C1] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 53.474045][ C1] pc : __folio_end_writeback+0x7d4/0x9e0 [ 53.474914][ C1] lr : __folio_end_writeback+0x7d4/0x9e0 [ 53.475753][ C1] sp : ffff80001c8c7960 [ 53.476394][ C1] x29: ffff80001c8c7980 x28: dfff800000000000 x27: ffff0000c04947e8 [ 53.477543][ C1] x26: 0000000000000000 x25: 05ffd400000020d2 x24: 1fffff8000700e00 [ 53.478792][ C1] x23: 0000000000000001 x22: ffff0000c3e8ace0 x21: ffff0000c3e8ace8 [ 53.479863][ C1] x20: 0000000000000001 x19: fffffc0003807000 x18: ffff800011a6bd40 [ 53.481050][ C1] x17: ffff800018186000 x16: ffff8000082d35d8 x15: ffff800017c67000 [ 53.482191][ C1] x14: ffff0000c0a52658 x13: 1ffff00002a0a0b1 x12: 0000000000ff0100 [ 53.483342][ C1] x11: ff008000087001a8 x10: 0000000000000000 x9 : ffff8000087001a8 [ 53.484506][ C1] x8 : ffff0000c0a51bc0 x7 : 0000000000000000 x6 : 0000000000000000 [ 53.485648][ C1] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 53.486827][ C1] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 53.488020][ C1] Call trace: [ 53.488508][ C1] __folio_end_writeback+0x7d4/0x9e0 [ 53.489358][ C1] folio_end_writeback+0x12c/0x41c [ 53.490239][ C1] end_page_writeback+0x58/0x74 [ 53.490993][ C1] end_buffer_async_write+0x32c/0x508 [ 53.491893][ C1] end_bio_bh_io_sync+0xb0/0x1e0 [ 53.492724][ C1] bio_endio+0x770/0x7b4 [ 53.493395][ C1] blk_update_request+0x49c/0xbec [ 53.494160][ C1] blk_mq_end_request+0x54/0x88 [ 53.494888][ C1] lo_complete_rq+0x1ec/0x250 [ 53.495528][ C1] blk_done_softirq+0x11c/0x168 [ 53.496231][ C1] handle_softirqs+0x318/0xc6c [ 53.496972][ C1] run_ksoftirqd+0x7c/0x2b0 [ 53.497639][ C1] smpboot_thread_fn+0x4b0/0x964 [ 53.498343][ C1] kthread+0x250/0x2d8 [ 53.498962][ C1] ret_from_fork+0x10/0x20 [ 53.499625][ C1] irq event stamp: 483195 [ 53.500285][ C1] hardirqs last enabled at (483194): [] folio_memcg_lock+0xe8/0x1fc [ 53.501620][ C1] hardirqs last disabled at (483195): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 53.503156][ C1] softirqs last enabled at (483170): [] handle_softirqs+0xaf8/0xc6c [ 53.504554][ C1] softirqs last disabled at (483175): [] run_ksoftirqd+0x7c/0x2b0 [ 53.505943][ C1] ---[ end trace 0000000000000000 ]---