Warning: Permanently added '10.128.0.24' (ED25519) to the list of known hosts. 1970/01/01 00:00:27 parsed 1 programs [ 28.472493][ T4326] cgroup: Unknown subsys name 'net' [ 28.711120][ T4326] cgroup: Unknown subsys name 'rlimit' [ 28.976799][ T4326] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 34.037850][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 34.039652][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 34.043790][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 34.052429][ T208] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 34.053753][ T208] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 34.055488][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 34.516940][ T4375] chnl_net:caif_netlink_parms(): no params data found [ 34.535579][ T4375] bridge0: port 1(bridge_slave_0) entered blocking state [ 34.536829][ T4375] bridge0: port 1(bridge_slave_0) entered disabled state [ 34.539006][ T4375] device bridge_slave_0 entered promiscuous mode [ 34.541311][ T4375] bridge0: port 2(bridge_slave_1) entered blocking state [ 34.542471][ T4375] bridge0: port 2(bridge_slave_1) entered disabled state [ 34.544092][ T4375] device bridge_slave_1 entered promiscuous mode [ 34.553329][ T4375] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 34.555867][ T4375] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 34.563935][ T4375] team0: Port device team_slave_0 added [ 34.565872][ T4375] team0: Port device team_slave_1 added [ 34.572753][ T4375] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 34.573848][ T4375] 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. [ 34.577860][ T4375] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 34.584661][ T4375] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 34.585790][ T4375] 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. [ 34.590314][ T4375] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 34.649380][ T4375] device hsr_slave_0 entered promiscuous mode [ 34.708649][ T4375] device hsr_slave_1 entered promiscuous mode [ 34.803774][ T4375] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 34.842026][ T4375] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 34.900990][ T4375] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 34.940522][ T4375] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 34.978114][ T4375] bridge0: port 2(bridge_slave_1) entered blocking state [ 34.979394][ T4375] bridge0: port 2(bridge_slave_1) entered forwarding state [ 34.980820][ T4375] bridge0: port 1(bridge_slave_0) entered blocking state [ 34.981997][ T4375] bridge0: port 1(bridge_slave_0) entered forwarding state [ 34.998575][ T4375] 8021q: adding VLAN 0 to HW filter on device bond0 [ 35.002894][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 35.005088][ T208] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.006842][ T208] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.011874][ T4375] 8021q: adding VLAN 0 to HW filter on device team0 [ 35.015732][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 35.017333][ T208] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.018511][ T208] bridge0: port 1(bridge_slave_0) entered forwarding state [ 35.021945][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 35.023688][ T208] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.024954][ T208] bridge0: port 2(bridge_slave_1) entered forwarding state [ 35.031361][ T110] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 35.033267][ T110] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 35.035110][ T110] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 35.037961][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 35.039859][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 35.042722][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 35.044279][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 35.047046][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 35.048591][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 35.051217][ T4375] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 35.101670][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 35.103050][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 35.106345][ T4375] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 35.113256][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 35.115011][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 35.121328][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 35.123407][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 35.125056][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 35.126513][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 35.129770][ T4375] device veth0_vlan entered promiscuous mode [ 35.133374][ T4375] device veth1_vlan entered promiscuous mode [ 35.140750][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 35.142102][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 35.143686][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 35.145219][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 35.147457][ T4375] device veth0_macvtap entered promiscuous mode [ 35.150648][ T4375] device veth1_macvtap entered promiscuous mode [ 35.155202][ T4375] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 35.156566][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 35.158156][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 35.160230][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 35.161797][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 35.164556][ T4375] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 35.165821][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 35.167423][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 35.170742][ T4375] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 35.172189][ T4375] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 35.173503][ T4375] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 35.174829][ T4375] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 35.499469][ T4421] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 35.501148][ T4421] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 35.502579][ T4421] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 35.504017][ T4421] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 35.505516][ T4421] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 35.506756][ T4421] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 1970/01/01 00:00:35 executed programs: 0 [ 35.725708][ T47] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 35.727301][ T47] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 35.733762][ T47] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 35.735504][ T47] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 35.736938][ T47] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 35.738246][ T47] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 36.140506][ T4430] chnl_net:caif_netlink_parms(): no params data found [ 36.156614][ T4430] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.157846][ T4430] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.159434][ T4430] device bridge_slave_0 entered promiscuous mode [ 36.161559][ T4430] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.162761][ T4430] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.164315][ T4430] device bridge_slave_1 entered promiscuous mode [ 36.175110][ T4430] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 36.177507][ T4430] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 36.233850][ T4430] team0: Port device team_slave_0 added [ 36.235746][ T4430] team0: Port device team_slave_1 added [ 36.241772][ T4430] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 36.242880][ T4430] 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. [ 36.247026][ T4430] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 36.252683][ T4430] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 36.253739][ T4430] 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. [ 36.258058][ T4430] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 36.299579][ T4430] device hsr_slave_0 entered promiscuous mode [ 36.348736][ T4430] device hsr_slave_1 entered promiscuous mode [ 36.398415][ T4430] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 36.399695][ T4430] Cannot create hsr debugfs directory [ 36.839889][ T4430] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 37.768818][ T4421] Bluetooth: hci1: command 0x0409 tx timeout [ 39.848545][ T4421] Bluetooth: hci1: command 0x041b tx timeout [ 40.169849][ T4430] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 40.720038][ T4430] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 40.819874][ T4430] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 41.081526][ T4430] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 41.201043][ T4430] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 41.280445][ T4430] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 41.370115][ T4430] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 41.530605][ T4430] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.534030][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.535582][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.538088][ T4430] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.541531][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 41.543187][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.544732][ T208] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.545879][ T208] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.547661][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 41.621647][ T4437] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 41.623285][ T4437] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.624782][ T4437] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.625928][ T4437] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.628112][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 41.630979][ T4437] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 41.633567][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 41.635320][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 41.636858][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 41.639684][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 41.641328][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 41.643800][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 41.645237][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.647657][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 41.650465][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.652804][ T4430] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 41.656173][ T39] device hsr_slave_0 left promiscuous mode [ 41.688786][ T39] device hsr_slave_1 left promiscuous mode [ 41.778418][ T39] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 41.779668][ T39] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 41.781443][ T39] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 41.782590][ T39] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 41.784121][ T39] device bridge_slave_1 left promiscuous mode [ 41.785602][ T39] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.829034][ T39] device bridge_slave_0 left promiscuous mode [ 41.830136][ T39] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.938351][ T47] Bluetooth: hci1: command 0x040f tx timeout [ 41.958607][ T39] device veth1_macvtap left promiscuous mode [ 41.959642][ T39] device veth0_macvtap left promiscuous mode [ 41.960582][ T39] device veth1_vlan left promiscuous mode [ 41.961587][ T39] device veth0_vlan left promiscuous mode [ 43.799533][ T39] team0 (unregistering): Port device team_slave_1 removed [ 43.978916][ T39] team0 (unregistering): Port device team_slave_0 removed [ 44.008347][ T47] Bluetooth: hci1: command 0x0419 tx timeout [ 44.168826][ T39] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 44.399359][ T39] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 46.929867][ T39] bond0 (unregistering): Released all slaves [ 47.210636][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 47.211922][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 47.214880][ T4430] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.220509][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 47.222058][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.227464][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 47.229371][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.231819][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.233190][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.235421][ T4430] device veth0_vlan entered promiscuous mode [ 47.238838][ T4430] device veth1_vlan entered promiscuous mode [ 47.245738][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 47.247343][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 47.249220][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 47.250774][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 47.253205][ T4430] device veth0_macvtap entered promiscuous mode [ 47.255423][ T4430] device veth1_macvtap entered promiscuous mode [ 47.260629][ T4430] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 47.261955][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 47.263451][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 47.264944][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 47.266502][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 47.269966][ T4430] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 47.271248][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 47.272888][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 47.275102][ T4430] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.276438][ T4430] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.277894][ T4430] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.279471][ T4430] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.300231][ T208] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 47.304608][ T208] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 47.306875][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 47.310763][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 47.311987][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 47.313757][ T208] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 47.459688][ T4459] loop0: detected capacity change from 0 to 32768 [ 47.463905][ T4459] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 47.465135][ T4459] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 47.476615][ T4459] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 47.480312][ T14] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 47.481433][ T14] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 47.495049][ T14] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 13ms [ 47.498269][ T14] gfs2: fsid=syz:syz.0: jid=0: Done [ 47.500768][ T4459] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 47.619240][ T4430] ------------[ cut here ]------------ [ 47.620298][ T4430] WARNING: CPU: 1 PID: 4430 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xce0 [ 47.621779][ T4430] Modules linked in: [ 47.622324][ T4430] CPU: 1 PID: 4430 Comm: syz-executor Not tainted syzkaller #0 [ 47.623448][ T4430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 47.624979][ T4430] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 47.626237][ T4430] pc : __folio_mark_dirty+0x8a0/0xce0 [ 47.627078][ T4430] lr : __folio_mark_dirty+0x8a0/0xce0 [ 47.627997][ T4430] sp : ffff8000204f76e0 [ 47.628698][ T4430] x29: ffff8000204f7700 x28: 1fffff80006a8168 x27: dfff800000000000 [ 47.630075][ T4430] x26: 0000000000000000 x25: ffff0000c0494990 x24: 0000000000000001 [ 47.631470][ T4430] x23: 0000000000000000 x22: fffffc0003540b48 x21: 1fffe00018092932 [ 47.632823][ T4430] x20: ffff0000ddeb6250 x19: fffffc0003540b40 x18: ffff800011abbcc0 [ 47.634130][ T4430] x17: ffff8000181f8000 x16: ffff8000082d0e30 x15: ffff800017cd8fc0 [ 47.635499][ T4430] x14: ffff0000dd570a98 x13: ffff0000dd570b10 x12: 0000000000ff0100 [ 47.636803][ T4430] x11: ff008000086fb7c0 x10: 0000000000000000 x9 : ffff8000086fb7c0 [ 47.638082][ T4430] x8 : ffff0000dd570000 x7 : 0000000000000000 x6 : 0000000000000000 [ 47.639409][ T4430] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a462a0 [ 47.640697][ T4430] x2 : ffff0000ced7c060 x1 : 0000000000000000 x0 : 0000000000000000 [ 47.642101][ T4430] Call trace: [ 47.642625][ T4430] __folio_mark_dirty+0x8a0/0xce0 [ 47.643494][ T4430] mark_buffer_dirty+0x2b8/0x5cc [ 47.644331][ T4430] gfs2_unpin+0x120/0x914 [ 47.645043][ T4430] buf_lo_after_commit+0x140/0x188 [ 47.645900][ T4430] gfs2_log_flush+0xbc8/0x1aa0 [ 47.646627][ T4430] gfs2_kill_sb+0x5c/0xd4 [ 47.647283][ T4430] deactivate_locked_super+0xac/0x124 [ 47.648178][ T4430] deactivate_super+0xe8/0x108 [ 47.649017][ T4430] cleanup_mnt+0x37c/0x404 [ 47.649690][ T4430] __cleanup_mnt+0x20/0x30 [ 47.650464][ T4430] task_work_run+0x1ec/0x270 [ 47.651249][ T4430] do_notify_resume+0x1f70/0x2b0c [ 47.652136][ T4430] el0_svc+0x98/0x138 [ 47.652820][ T4430] el0t_64_sync_handler+0x84/0xf0 [ 47.653649][ T4430] el0t_64_sync+0x18c/0x190 [ 47.654412][ T4430] irq event stamp: 168696 [ 47.655133][ T4430] hardirqs last enabled at (168695): [] folio_memcg_lock+0xe8/0x1fc [ 47.656624][ T4430] hardirqs last disabled at (168696): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 47.658082][ T4430] softirqs last enabled at (168634): [] handle_softirqs+0xaf8/0xc6c [ 47.659528][ T4430] softirqs last disabled at (168623): [] __do_softirq+0x14/0x20 [ 47.660863][ T4430] ---[ end trace 0000000000000000 ]--- [ 47.673004][ T4430] ------------[ cut here ]------------ [ 47.673850][ T4430] WARNING: CPU: 1 PID: 4430 at include/linux/backing-dev.h:247 __folio_start_writeback+0x868/0xa68 [ 47.675503][ T4430] Modules linked in: [ 47.676139][ T4430] CPU: 1 PID: 4430 Comm: syz-executor Tainted: G W syzkaller #0 [ 47.677526][ T4430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 47.679050][ T4430] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 47.680454][ T4430] pc : __folio_start_writeback+0x868/0xa68 [ 47.681407][ T4430] lr : __folio_start_writeback+0x868/0xa68 [ 47.682404][ T4430] sp : ffff8000204f7180 [ 47.683032][ T4430] x29: ffff8000204f7260 x28: dfff800000000000 x27: 0000000000000000 [ 47.684375][ T4430] x26: ffff70000409ee38 x25: 0000000000000000 x24: ffff0000ddeb6250 [ 47.685591][ T4430] x23: ffff8000204f71e0 x22: ffff0000c04947e8 x21: 0000000000000001 [ 47.686913][ T4430] x20: fffffc0003540b48 x19: fffffc0003540b40 x18: ffff800011abbcc0 [ 47.688160][ T4430] x17: ffff8000181f8000 x16: ffff8000082d0e30 x15: 0000000000000000 [ 47.689357][ T4430] x14: 0000000000000406 x13: 1ffff00002a180b1 x12: 0000000000ff0100 [ 47.690548][ T4430] x11: ff008000086fdcd8 x10: 0000000000000000 x9 : ffff8000086fdcd8 [ 47.691693][ T4430] x8 : ffff0000dd570000 x7 : ffff8000086fd758 x6 : 0000000000000000 [ 47.692844][ T4430] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff8000086fd798 [ 47.694122][ T4430] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 47.695539][ T4430] Call trace: [ 47.696094][ T4430] __folio_start_writeback+0x868/0xa68 [ 47.697000][ T4430] set_page_writeback+0x5c/0x7c [ 47.697829][ T4430] gfs2_aspace_writepage+0x520/0x6e8 [ 47.698654][ T4430] __gfs2_writepage+0x70/0x18c [ 47.699356][ T4430] write_cache_pages+0x73c/0xdd4 [ 47.700057][ T4430] gfs2_ail1_flush+0x7c0/0xa00 [ 47.700823][ T4430] empty_ail1_list+0x110/0x1ec [ 47.701635][ T4430] gfs2_log_flush+0x1258/0x1aa0 [ 47.702410][ T4430] gfs2_kill_sb+0x5c/0xd4 [ 47.703132][ T4430] deactivate_locked_super+0xac/0x124 [ 47.704067][ T4430] deactivate_super+0xe8/0x108 [ 47.704900][ T4430] cleanup_mnt+0x37c/0x404 [ 47.705653][ T4430] __cleanup_mnt+0x20/0x30 [ 47.706566][ T4430] task_work_run+0x1ec/0x270 [ 47.707278][ T4430] do_notify_resume+0x1f70/0x2b0c [ 47.708019][ T4430] el0_svc+0x98/0x138 [ 47.708661][ T4430] el0t_64_sync_handler+0x84/0xf0 [ 47.709396][ T4430] el0t_64_sync+0x18c/0x190 [ 47.710151][ T4430] irq event stamp: 168936 [ 47.710853][ T4430] hardirqs last enabled at (168935): [] folio_memcg_lock+0xe8/0x1fc [ 47.712303][ T4430] hardirqs last disabled at (168936): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 47.713726][ T4430] softirqs last enabled at (168910): [] handle_softirqs+0xaf8/0xc6c [ 47.715124][ T4430] softirqs last disabled at (168699): [] __do_softirq+0x14/0x20 [ 47.716384][ T4430] ---[ end trace 0000000000000000 ]--- [ 47.722613][ C0] ------------[ cut here ]------------ [ 47.723580][ C0] WARNING: CPU: 0 PID: 15 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d4/0x9e0 [ 47.725020][ C0] Modules linked in: [ 47.725582][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W syzkaller #0 [ 47.726879][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 47.728330][ C0] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 47.729476][ C0] pc : __folio_end_writeback+0x7d4/0x9e0 [ 47.730314][ C0] lr : __folio_end_writeback+0x7d4/0x9e0 [ 47.731121][ C0] sp : ffff80001c8c7960 [ 47.731735][ C0] x29: ffff80001c8c7980 x28: dfff800000000000 x27: ffff0000c04947e8 [ 47.732929][ C0] x26: 0000000000000000 x25: 05ffd60000002052 x24: 1fffff800061ee60 [ 47.734173][ C0] x23: 0000000000000001 x22: ffff0000ddeb42a0 x21: ffff0000ddeb42a8 [ 47.735490][ C0] x20: 0000000000000001 x19: fffffc00030f7300 x18: ffff800011abbcc0 [ 47.736862][ C0] x17: 1fffe00033ed797e x16: ffff8000082d0e30 x15: 0000000000000000 [ 47.738183][ C0] x14: 0000000000000002 x13: 1ffff00002a180b1 x12: 0000000000ff0100 [ 47.739484][ C0] x11: ff008000086fd264 x10: 0000000000000000 x9 : ffff8000086fd264 [ 47.740852][ C0] x8 : ffff0000c09b3780 x7 : 0000000000000000 x6 : 0000000000000000 [ 47.742198][ C0] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 47.743443][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 47.744728][ C0] Call trace: [ 47.745271][ C0] __folio_end_writeback+0x7d4/0x9e0 [ 47.746085][ C0] folio_end_writeback+0x12c/0x41c [ 47.746874][ C0] end_page_writeback+0x58/0x74 [ 47.747620][ C0] end_buffer_async_write+0x32c/0x508 [ 47.748410][ C0] end_bio_bh_io_sync+0xb0/0x1e0 [ 47.749186][ C0] bio_endio+0x770/0x7b4 [ 47.749835][ C0] blk_update_request+0x49c/0xbec [ 47.750661][ C0] blk_mq_end_request+0x54/0x88 [ 47.751417][ C0] lo_complete_rq+0x1ec/0x250 [ 47.752097][ C0] blk_done_softirq+0x11c/0x168 [ 47.752824][ C0] handle_softirqs+0x318/0xc6c [ 47.753563][ C0] run_ksoftirqd+0x7c/0x2a0 [ 47.754310][ C0] smpboot_thread_fn+0x4b0/0x964 [