Warning: Permanently added '10.128.1.22' (ED25519) to the list of known hosts. 1970/01/01 00:00:33 parsed 1 programs [ 34.878478][ T4325] cgroup: Unknown subsys name 'net' [ 35.158380][ T4325] cgroup: Unknown subsys name 'rlimit' [ 35.424416][ T4325] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 40.165652][ T303] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 40.166903][ T303] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 40.168606][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 40.178537][ T303] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 40.179733][ T303] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 40.181334][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 40.417197][ T4362] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 40.418755][ T4362] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 40.419957][ T4362] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 40.421406][ T4362] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 40.422839][ T4362] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 40.424018][ T4362] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 41.079908][ T4411] chnl_net:caif_netlink_parms(): no params data found [ 41.098911][ T4411] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.100136][ T4411] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.101793][ T4411] device bridge_slave_0 entered promiscuous mode [ 41.103991][ T4411] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.105134][ T4411] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.107087][ T4411] device bridge_slave_1 entered promiscuous mode [ 41.115489][ T4411] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 41.117838][ T4411] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 41.124580][ T4411] team0: Port device team_slave_0 added [ 41.127041][ T4411] team0: Port device team_slave_1 added [ 41.132774][ T4411] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 41.133929][ T4411] 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. [ 41.138094][ T4411] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 41.140625][ T4411] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 41.141723][ T4411] 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. [ 41.145730][ T4411] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 41.196597][ T4411] device hsr_slave_0 entered promiscuous mode [ 41.235725][ T4411] device hsr_slave_1 entered promiscuous mode [ 41.301053][ T4411] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 41.355793][ T4411] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 41.404573][ T4411] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 41.455579][ T4411] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 41.537033][ T4411] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.540550][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.542195][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.544713][ T4411] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.554746][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 41.556551][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.557969][ T243] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.559093][ T243] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.560665][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 41.562118][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.563437][ T243] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.564473][ T243] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.575167][ T4411] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 41.577916][ T4411] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 41.580267][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 41.581764][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 41.583425][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 41.585106][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 41.587426][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 41.588891][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 41.590444][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 41.591992][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 41.593488][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.595202][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 41.598001][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.609046][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 41.610716][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 41.667358][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 41.668675][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 41.672049][ T4411] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 41.678539][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 41.684076][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 41.686283][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 41.687730][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 41.689842][ T4411] device veth0_vlan entered promiscuous mode [ 41.692772][ T4411] device veth1_vlan entered promiscuous mode [ 41.706989][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 41.708442][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 41.709936][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 41.712130][ T4411] device veth0_macvtap entered promiscuous mode [ 41.714418][ T4411] device veth1_macvtap entered promiscuous mode [ 41.720166][ T4411] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 41.721462][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 41.723016][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 41.724547][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 41.727678][ T4411] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 41.728856][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 41.730306][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 41.732779][ T4411] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.734178][ T4411] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.736529][ T4411] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.737800][ T4411] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:00:42 executed programs: 0 [ 42.263823][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 42.265259][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 42.267419][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 42.269113][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 42.271199][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 42.272426][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 42.620213][ T4434] chnl_net:caif_netlink_parms(): no params data found [ 42.636527][ T4434] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.637666][ T4434] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.639036][ T4434] device bridge_slave_0 entered promiscuous mode [ 42.640846][ T4434] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.641901][ T4434] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.643301][ T4434] device bridge_slave_1 entered promiscuous mode [ 42.650688][ T4434] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 42.653116][ T4434] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 42.661449][ T4434] team0: Port device team_slave_0 added [ 42.663038][ T4434] team0: Port device team_slave_1 added [ 42.738210][ T4434] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 42.739313][ T4434] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 42.743443][ T4434] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 42.747055][ T4434] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 42.748166][ T4434] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 42.751817][ T4434] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 43.066453][ T4434] device hsr_slave_0 entered promiscuous mode [ 43.125734][ T4434] device hsr_slave_1 entered promiscuous mode [ 43.165483][ T4434] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 43.166934][ T4434] Cannot create hsr debugfs directory [ 43.257157][ T4434] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 44.315856][ T47] Bluetooth: hci0: command 0x0409 tx timeout [ 45.866626][ T4434] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 46.395513][ T47] Bluetooth: hci0: command 0x041b tx timeout [ 47.337457][ T4434] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 47.417315][ T4434] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 47.741517][ T4434] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 47.829480][ T4434] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 47.866541][ T4434] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 47.969972][ T4434] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 48.010482][ T39] device hsr_slave_0 left promiscuous mode [ 48.055568][ T39] device hsr_slave_1 left promiscuous mode [ 48.135474][ T39] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 48.136736][ T39] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 48.138332][ T39] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 48.139512][ T39] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 48.141008][ T39] device bridge_slave_1 left promiscuous mode [ 48.142387][ T39] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.176325][ T39] device bridge_slave_0 left promiscuous mode [ 48.177313][ T39] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.295662][ T39] device veth1_macvtap left promiscuous mode [ 48.296652][ T39] device veth0_macvtap left promiscuous mode [ 48.297725][ T39] device veth1_vlan left promiscuous mode [ 48.298666][ T39] device veth0_vlan left promiscuous mode [ 48.475407][ T47] Bluetooth: hci0: command 0x040f tx timeout [ 50.076665][ T39] team0 (unregistering): Port device team_slave_1 removed [ 50.236077][ T39] team0 (unregistering): Port device team_slave_0 removed [ 50.406404][ T39] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 50.555412][ T47] Bluetooth: hci0: command 0x0419 tx timeout [ 50.615828][ T39] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 53.146919][ T39] bond0 (unregistering): Released all slaves [ 53.400652][ T4434] 8021q: adding VLAN 0 to HW filter on device bond0 [ 53.403965][ T4423] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 53.405829][ T4423] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 53.409666][ T4434] 8021q: adding VLAN 0 to HW filter on device team0 [ 53.411948][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.413438][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.414868][ T243] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.416015][ T243] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.417809][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.420297][ T4423] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 53.421626][ T4423] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.423253][ T4423] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.424300][ T4423] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.428019][ T4423] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 53.431330][ T4423] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 53.433824][ T4423] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 53.436633][ T4423] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 53.438387][ T4423] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 53.442421][ T4423] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 53.443922][ T4423] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 53.448446][ T4423] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 53.449880][ T4423] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 53.452446][ T4423] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 53.453857][ T4423] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 53.456840][ T4434] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 53.509112][ T4449] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 53.510340][ T4449] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 53.513531][ T4434] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 53.519199][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 53.520717][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 53.526532][ T4449] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 53.527890][ T4449] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 53.529440][ T4449] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 53.530834][ T4449] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 53.532940][ T4434] device veth0_vlan entered promiscuous mode [ 53.536188][ T4434] device veth1_vlan entered promiscuous mode [ 53.542444][ T4449] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 53.543810][ T4449] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 53.545265][ T4449] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 53.547274][ T4449] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 53.549798][ T4434] device veth0_macvtap entered promiscuous mode [ 53.551868][ T4434] device veth1_macvtap entered promiscuous mode [ 53.557195][ T4434] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 53.558321][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 53.559747][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 53.561179][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 53.562624][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 53.567825][ T4434] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 53.569016][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 53.570638][ T243] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 53.573401][ T4434] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.574806][ T4434] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.576642][ T4434] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.578019][ T4434] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.598941][ T243] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 53.603180][ T243] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 53.608461][ T4423] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 53.609031][ T4449] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 53.609655][ T4423] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 53.612271][ T4423] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 53.779090][ T4459] loop0: detected capacity change from 0 to 32768 [ 53.787554][ T4459] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 53.788834][ T4459] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 53.803043][ T4459] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 53.806020][ T4397] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 53.807099][ T4397] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 53.820938][ T4397] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 13ms [ 53.823368][ T4397] gfs2: fsid=syz:syz.0: jid=0: Done [ 53.824430][ T4459] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 53.945000][ T4434] ------------[ cut here ]------------ [ 53.945968][ T4434] WARNING: CPU: 0 PID: 4434 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xce0 [ 53.947642][ T4434] Modules linked in: [ 53.948336][ T4434] CPU: 0 PID: 4434 Comm: syz-executor Not tainted syzkaller #0 [ 53.949483][ T4434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 53.951049][ T4434] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 53.952185][ T4434] pc : __folio_mark_dirty+0x8a0/0xce0 [ 53.953104][ T4434] lr : __folio_mark_dirty+0x8a0/0xce0 [ 53.953928][ T4434] sp : ffff8000212676e0 [ 53.954597][ T4434] x29: ffff800021267700 x28: 1fffff8000654ec8 x27: dfff800000000000 [ 53.955802][ T4434] x26: 0000000000000000 x25: ffff0000c5113e90 x24: 0000000000000001 [ 53.957090][ T4434] x23: 0000000000000000 x22: fffffc00032a7648 x21: 1fffe00018a227d2 [ 53.958246][ T4434] x20: ffff0000d5cbcd30 x19: fffffc00032a7640 x18: ffff800011abbcc0 [ 53.959400][ T4434] x17: ffff8000181f8000 x16: ffff8000082d0e30 x15: ffff800017cd8fc0 [ 53.960549][ T4434] x14: ffff0000ca1bc218 x13: ffff0000ca1bc290 x12: 0000000000ff0100 [ 53.961706][ T4434] x11: ff008000086fb7c0 x10: 0000000000000000 x9 : ffff8000086fb7c0 [ 53.962888][ T4434] x8 : ffff0000ca1bb780 x7 : 0000000000000000 x6 : 0000000000000000 [ 53.964096][ T4434] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a462a0 [ 53.965225][ T4434] x2 : ffff0000cec6a060 x1 : 0000000000000000 x0 : 0000000000000000 [ 53.966544][ T4434] Call trace: [ 53.967087][ T4434] __folio_mark_dirty+0x8a0/0xce0 [ 53.967895][ T4434] mark_buffer_dirty+0x2b8/0x5cc [ 53.968754][ T4434] gfs2_unpin+0x120/0x914 [ 53.969456][ T4434] buf_lo_after_commit+0x140/0x188 [ 53.970310][ T4434] gfs2_log_flush+0xbc8/0x1aa0 [ 53.971024][ T4434] gfs2_kill_sb+0x5c/0xd4 [ 53.971667][ T4434] deactivate_locked_super+0xac/0x124 [ 53.972554][ T4434] deactivate_super+0xe8/0x108 [ 53.973306][ T4434] cleanup_mnt+0x37c/0x404 [ 53.974031][ T4434] __cleanup_mnt+0x20/0x30 [ 53.974771][ T4434] task_work_run+0x1ec/0x270 [ 53.975577][ T4434] do_notify_resume+0x1f70/0x2b0c [ 53.976443][ T4434] el0_svc+0x98/0x138 [ 53.977122][ T4434] el0t_64_sync_handler+0x84/0xf0 [ 53.977896][ T4434] el0t_64_sync+0x18c/0x190 [ 53.978602][ T4434] irq event stamp: 170650 [ 53.979291][ T4434] hardirqs last enabled at (170649): [] folio_memcg_lock+0xe8/0x1fc [ 53.980835][ T4434] hardirqs last disabled at (170650): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 53.982435][ T4434] softirqs last enabled at (170390): [] local_bh_enable+0x10/0x34 [ 53.983994][ T4434] softirqs last disabled at (170388): [] local_bh_disable+0x10/0x34 [ 53.985363][ T4434] ---[ end trace 0000000000000000 ]--- [ 53.990118][ T4434] ------------[ cut here ]------------ [ 53.990938][ T4434] WARNING: CPU: 0 PID: 4434 at include/linux/backing-dev.h:247 __folio_start_writeback+0x868/0xa68 [ 53.992479][ T4434] Modules linked in: [ 53.993088][ T4434] CPU: 0 PID: 4434 Comm: syz-executor Tainted: G W syzkaller #0 [ 53.994332][ T4434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 53.995961][ T4434] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 53.997209][ T4434] pc : __folio_start_writeback+0x868/0xa68 [ 53.998123][ T4434] lr : __folio_start_writeback+0x868/0xa68 [ 53.999017][ T4434] sp : ffff800021267180 [ 53.999665][ T4434] x29: ffff800021267260 x28: dfff800000000000 x27: 0000000000000000 [ 54.000840][ T4434] x26: ffff70000424ce38 x25: 0000000000000000 x24: ffff0000d5cbcd30 [ 54.002110][ T4434] x23: ffff8000212671e0 x22: ffff0000c5113ce8 x21: 0000000000000001 [ 54.003292][ T4434] x20: fffffc00032a7648 x19: fffffc00032a7640 x18: ffff800011abbcc0 [ 54.004464][ T4434] x17: ffff8000181f8000 x16: ffff8000082d0e30 x15: 0000000000000000 [ 54.005700][ T4434] x14: 0000000000000406 x13: 1ffff00002a180b1 x12: 0000000000ff0100 [ 54.006960][ T4434] x11: ff008000086fdcd8 x10: 0000000000000000 x9 : ffff8000086fdcd8 [ 54.008273][ T4434] x8 : ffff0000ca1bb780 x7 : ffff8000086fd758 x6 : 0000000000000000 [ 54.009597][ T4434] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff8000086fd798 [ 54.010836][ T4434] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 54.012091][ T4434] Call trace: [ 54.012628][ T4434] __folio_start_writeback+0x868/0xa68 [ 54.013446][ T4434] set_page_writeback+0x5c/0x7c [ 54.014209][ T4434] gfs2_aspace_writepage+0x520/0x6e8 [ 54.015013][ T4434] __gfs2_writepage+0x70/0x18c [ 54.015722][ T4434] write_cache_pages+0x73c/0xdd4 [ 54.016430][ T4434] gfs2_ail1_flush+0x7c0/0xa00 [ 54.017125][ T4434] empty_ail1_list+0x110/0x1ec [ 54.017796][ T4434] gfs2_log_flush+0x1258/0x1aa0 [ 54.018602][ T4434] gfs2_kill_sb+0x5c/0xd4 [ 54.019307][ T4434] deactivate_locked_super+0xac/0x124 [ 54.020079][ T4434] deactivate_super+0xe8/0x108 [ 54.020832][ T4434] cleanup_mnt+0x37c/0x404 [ 54.021537][ T4434] __cleanup_mnt+0x20/0x30 [ 54.022203][ T4434] task_work_run+0x1ec/0x270 [ 54.022900][ T4434] do_notify_resume+0x1f70/0x2b0c [ 54.023712][ T4434] el0_svc+0x98/0x138 [ 54.024375][ T4434] el0t_64_sync_handler+0x84/0xf0 [ 54.025185][ T4434] el0t_64_sync+0x18c/0x190 [ 54.025901][ T4434] irq event stamp: 170798 [ 54.026569][ T4434] hardirqs last enabled at (170797): [] folio_memcg_lock+0xe8/0x1fc [ 54.028107][ T4434] hardirqs last disabled at (170798): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 54.029690][ T4434] softirqs last enabled at (170776): [] handle_softirqs+0xaf8/0xc6c [ 54.031180][ T4434] softirqs last disabled at (170653): [] __do_softirq+0x14/0x20 [ 54.032704][ T4434] ---[ end trace 0000000000000000 ]--- [ 54.036267][ C0] ------------[ cut here ]------------ [ 54.037084][ C0] WARNING: CPU: 0 PID: 15 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d4/0x9e0 [ 54.038650][ C0] Modules linked in: [ 54.039270][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W syzkaller #0 [ 54.040583][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 54.042111][ C0] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 54.043251][ C0] pc : __folio_end_writeback+0x7d4/0x9e0 [ 54.044036][ C0] lr : __folio_end_writeback+0x7d4/0x9e0 [ 54.044800][ C0] sp : ffff80001c8c7960 [ 54.045366][ C0] x29: ffff80001c8c7980 x28: dfff800000000000 x27: ffff0000c5113ce8 [ 54.046561][ C0] x26: 0000000000000000 x25: 05ffd60000002052 x24: 1fffff80006a1848 [ 54.047758][ C0] x23: 0000000000000001 x22: ffff0000cc7f42a0 x21: ffff0000cc7f42a8 [ 54.048970][ C0] x20: 0000000000000001 x19: fffffc000350c240 x18: ffff800011abbcc0 [ 54.050211][ C0] x17: 1fffe00033ed797e x16: ffff8000082d0e30 x15: 0000000000000000 [ 54.051445][ C0] x14: 0000000000000002 x13: 1ffff00002a180b1 x12: 0000000000ff0100 [ 54.052705][ C0] x11: ff008000086fd264 x10: 0000000000000000 x9 : ffff8000086fd264 [ 54.053956][ C0] x8 : ffff0000c09b3780 x7 : 0000000000000000 x6 : 0000000000000000 [ 54.055185][ C0] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 54.056411][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 54.057674][ C0] Call trace: [ 54.058194][ C0] __folio_end_writeback+0x7d4/0x9e0 [ 54.059066][ C0] folio_end_writeback+0x12c/0x41c [ 54.059798][ C0] end_page_writeback+0x58/0x74 [ 54.060567][ C0] end_buffer_async_write+0x32c/0x508 [ 54.061417][ C0] end_bio_bh_io_sync+0xb0/0x1e0 [ 54.062126][ C0] bio_endio+0x770/0x7b4 [ 54.062747][ C0] blk_update_request+0x49c/0xbec [ 54.063483][ C0] blk_mq_end_request+0x54/0x88 [ 54.064160][ C0] lo_complete_rq+0x1ec/0x250 [ 54.064856][ C0] blk_done_softirq+0x11c/0x168 [ 54.065601][ C0] handle_softirqs+0x318/0xc6c [ 54.066251][ C0] run_ksoftirqd+0x7c/0x2a0 [ 54.066912][ C0] smpboot_thread_fn+0x4b0/0x964 [ 54.067686][ C0] kthread+0x250/0x2d8 [ 54.068310][ C0] ret_from_fork+0x10/0x20 [ 54.068941][ C0] irq event stamp: 365129 [ 54.069594][ C0] hardirqs last enabled at (365128): [] folio_memcg_lock+0xe8/0x1fc [ 54.071158][ C0] hardirqs last disabled at (365129): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 54.072705][ C0] softirqs last enabled at (365118): [] handle_softirqs+0xaf8/0xc6c [ 54.074084][ C0] softirqs last disabled at (365123): [] run_ksoftirqd+0x7c/0x2a0 [ 54.075467][ C0] ---[ end trace 0000000000000000 ]---