Warning: Permanently added '10.128.0.80' (ED25519) to the list of known hosts. 1970/01/01 00:00:34 parsed 1 programs [ 35.678981][ T4326] cgroup: Unknown subsys name 'net' [ 35.894052][ T4326] cgroup: Unknown subsys name 'rlimit' [ 36.186110][ T4326] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 40.536117][ T4354] chnl_net:caif_netlink_parms(): no params data found [ 40.555734][ T4354] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.556995][ T4354] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.558465][ T4354] device bridge_slave_0 entered promiscuous mode [ 40.560726][ T4354] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.562010][ T4354] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.563406][ T4354] device bridge_slave_1 entered promiscuous mode [ 40.570851][ T4354] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 40.573380][ T4354] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 40.580026][ T4354] team0: Port device team_slave_0 added [ 40.582108][ T4354] team0: Port device team_slave_1 added [ 40.588480][ T4354] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 40.589515][ T4354] 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. [ 40.593873][ T4354] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 40.596443][ T4354] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 40.597423][ T4354] 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. [ 40.601755][ T4354] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 40.652318][ T4354] device hsr_slave_0 entered promiscuous mode [ 40.691739][ T4354] device hsr_slave_1 entered promiscuous mode [ 40.786664][ T4354] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 40.804538][ T4354] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 40.852435][ T4354] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 40.913645][ T4354] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 40.971492][ T4354] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.972679][ T4354] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.974132][ T4354] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.975340][ T4354] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.993537][ T4354] 8021q: adding VLAN 0 to HW filter on device bond0 [ 40.998016][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.000526][ T39] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.002972][ T39] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.007293][ T4354] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.010470][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.013886][ T1614] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.015016][ T1614] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.019668][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.021160][ T1614] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.022361][ T1614] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.029413][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 41.030934][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 41.034615][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 41.037383][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.040098][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.044128][ T4354] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 41.095736][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 41.097030][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 41.100704][ T4354] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 41.107427][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 41.115515][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 41.117186][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 41.118611][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 41.121351][ T4354] device veth0_vlan entered promiscuous mode [ 41.127414][ T4354] device veth1_vlan entered promiscuous mode [ 41.135384][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 41.136967][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 41.138385][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 41.140568][ T4354] device veth0_macvtap entered promiscuous mode [ 41.144056][ T4354] device veth1_macvtap entered promiscuous mode [ 41.149530][ T4354] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 41.150735][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 41.153115][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 41.196250][ T4354] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 41.197653][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 41.200717][ T4354] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.202104][ T4354] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.203495][ T4354] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.204841][ T4354] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.304309][ T4380] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 41.305791][ T4380] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 41.307099][ T4380] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 41.308627][ T4380] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 41.309992][ T4380] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 41.311182][ T4380] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 41.743446][ T11] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 42.332435][ T1614] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 42.333728][ T1614] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 42.335476][ T420] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 42.342961][ T1614] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 42.344357][ T1614] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 42.346078][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:00:42 executed programs: 0 [ 42.669385][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 42.670887][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 42.672628][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 42.674210][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 42.675637][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 42.676929][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 42.731829][ T4422] chnl_net:caif_netlink_parms(): no params data found [ 42.748268][ T4422] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.749337][ T4422] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.750946][ T4422] device bridge_slave_0 entered promiscuous mode [ 42.753599][ T4422] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.754741][ T4422] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.756144][ T4422] device bridge_slave_1 entered promiscuous mode [ 42.763983][ T4422] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 42.766432][ T4422] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 42.773941][ T4422] team0: Port device team_slave_0 added [ 42.775683][ T4422] team0: Port device team_slave_1 added [ 42.782674][ T4422] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 42.783839][ T4422] 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. [ 42.787757][ T4422] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 42.790128][ T4422] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 42.791228][ T4422] 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. [ 42.795381][ T4422] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 42.842361][ T4422] device hsr_slave_0 entered promiscuous mode [ 42.891518][ T4422] device hsr_slave_1 entered promiscuous mode [ 42.931315][ T4422] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 42.932773][ T4422] Cannot create hsr debugfs directory [ 44.232387][ T11] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 44.731479][ T47] Bluetooth: hci0: command 0x0409 tx timeout [ 46.542845][ T11] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 46.623221][ T11] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 46.801851][ T47] Bluetooth: hci0: command 0x041b tx timeout [ 47.537214][ T4422] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 47.613605][ T4422] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 47.705086][ T4422] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 47.786049][ T4422] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 47.896430][ T4422] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.900777][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.902283][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.905607][ T4422] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.908172][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.909789][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.912144][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.913293][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.915182][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.956093][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.957827][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.959336][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.960452][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.966916][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.969648][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.973142][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 47.974936][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.976494][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.979050][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 47.980987][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 48.017496][ T4422] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 48.019116][ T4422] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 48.022957][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 48.024759][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.026916][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 48.028488][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.030086][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 48.055316][ T11] device hsr_slave_0 left promiscuous mode [ 48.081913][ T11] device hsr_slave_1 left promiscuous mode [ 48.182249][ T11] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 48.183513][ T11] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 48.185180][ T11] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 48.186296][ T11] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 48.187719][ T11] device bridge_slave_1 left promiscuous mode [ 48.189127][ T11] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.242259][ T11] device bridge_slave_0 left promiscuous mode [ 48.243391][ T11] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.371475][ T11] device veth1_macvtap left promiscuous mode [ 48.372593][ T11] device veth0_macvtap left promiscuous mode [ 48.373544][ T11] device veth1_vlan left promiscuous mode [ 48.374501][ T11] device veth0_vlan left promiscuous mode [ 48.881599][ T47] Bluetooth: hci0: command 0x040f tx timeout [ 50.152785][ T11] team0 (unregistering): Port device team_slave_1 removed [ 50.332805][ T11] team0 (unregistering): Port device team_slave_0 removed [ 50.501726][ T11] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 50.741707][ T11] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 50.961324][ T47] Bluetooth: hci0: command 0x0419 tx timeout [ 53.233476][ T11] bond0 (unregistering): Released all slaves [ 53.470453][ T4422] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 53.474349][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 53.475731][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 53.481162][ T200] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 53.483123][ T200] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 53.488749][ T200] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 53.490270][ T200] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 53.491943][ T200] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 53.494716][ T200] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 53.496985][ T4422] device veth0_vlan entered promiscuous mode [ 53.500633][ T4422] device veth1_vlan entered promiscuous mode [ 53.507577][ T200] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 53.509150][ T200] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 53.510547][ T200] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 53.512526][ T200] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 53.515746][ T4422] device veth0_macvtap entered promiscuous mode [ 53.517992][ T4422] device veth1_macvtap entered promiscuous mode [ 53.523191][ T4422] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 53.524286][ T200] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 53.525730][ T200] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 53.527205][ T200] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 53.528584][ T200] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 53.531124][ T4422] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 53.533055][ T200] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 53.534538][ T200] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 53.536647][ T4422] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.537919][ T4422] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.539261][ T4422] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.540686][ T4422] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.560582][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 53.563470][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 53.565820][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 53.569503][ T200] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 53.570725][ T200] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 53.573288][ T200] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 53.729083][ T4521] loop0: detected capacity change from 0 to 32768 [ 53.737613][ T4521] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 53.738916][ T4521] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 53.749210][ T4521] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 53.752117][ T22] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 53.753300][ T22] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 53.771801][ T22] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 18ms [ 53.774114][ T22] gfs2: fsid=syz:syz.0: jid=0: Done [ 53.775152][ T4521] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 53.890802][ T4422] ------------[ cut here ]------------ [ 53.891797][ T4422] WARNING: CPU: 1 PID: 4422 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xce0 [ 53.893483][ T4422] Modules linked in: [ 53.894116][ T4422] CPU: 1 PID: 4422 Comm: syz-executor Not tainted syzkaller #0 [ 53.895347][ T4422] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 53.896970][ T4422] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 53.898193][ T4422] pc : __folio_mark_dirty+0x8a0/0xce0 [ 53.899008][ T4422] lr : __folio_mark_dirty+0x8a0/0xce0 [ 53.899814][ T4422] sp : ffff800020fc76e0 [ 53.900459][ T4422] x29: ffff800020fc7700 x28: 1fffff800068e7c0 x27: dfff800000000000 [ 53.901771][ T4422] x26: 0000000000000000 x25: ffff0000c058be90 x24: 0000000000000001 [ 53.902984][ T4422] x23: 0000000000000000 x22: fffffc0003473e08 x21: 1fffe000180b17d2 [ 53.904197][ T4422] x20: ffff0000cd6c47e8 x19: fffffc0003473e00 x18: 0000000000000000 [ 53.905356][ T4422] x17: ffff8000181fa000 x16: ffff8000082d0e30 x15: ffff800017cdafc0 [ 53.906542][ T4422] x14: ffff0000d44c2658 x13: ffff0000d44c26d0 x12: 0000000000ff0100 [ 53.907681][ T4422] x11: ff008000086fb7d8 x10: 0000000000000000 x9 : ffff8000086fb7d8 [ 53.908821][ T4422] x8 : ffff0000d44c1bc0 x7 : 0000000000000000 x6 : 0000000000000000 [ 53.910025][ T4422] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a460d0 [ 53.911161][ T4422] x2 : ffff0000ce5ca060 x1 : 0000000000000000 x0 : 0000000000000000 [ 53.912267][ T4422] Call trace: [ 53.912732][ T4422] __folio_mark_dirty+0x8a0/0xce0 [ 53.913600][ T4422] mark_buffer_dirty+0x2b8/0x5cc [ 53.914473][ T4422] gfs2_unpin+0x120/0x914 [ 53.915204][ T4422] buf_lo_after_commit+0x140/0x188 [ 53.916047][ T4422] gfs2_log_flush+0xbc8/0x1aa0 [ 53.916859][ T4422] gfs2_kill_sb+0x5c/0xd4 [ 53.917520][ T4422] deactivate_locked_super+0xac/0x124 [ 53.918386][ T4422] deactivate_super+0xe8/0x108 [ 53.919212][ T4422] cleanup_mnt+0x37c/0x404 [ 53.919915][ T4422] __cleanup_mnt+0x20/0x30 [ 53.920669][ T4422] task_work_run+0x1ec/0x270 [ 53.921424][ T4422] do_notify_resume+0x1f70/0x2b0c [ 53.922161][ T4422] el0_svc+0x98/0x138 [ 53.922790][ T4422] el0t_64_sync_handler+0x84/0xf0 [ 53.923636][ T4422] el0t_64_sync+0x18c/0x190 [ 53.924276][ T4422] irq event stamp: 169258 [ 53.924958][ T4422] hardirqs last enabled at (169257): [] folio_memcg_lock+0xe8/0x1fc [ 53.926404][ T4422] hardirqs last disabled at (169258): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 53.927891][ T4422] softirqs last enabled at (168964): [] local_bh_enable+0x10/0x34 [ 53.929292][ T4422] softirqs last disabled at (168962): [] local_bh_disable+0x10/0x34 [ 53.930726][ T4422] ---[ end trace 0000000000000000 ]--- [ 53.933995][ T4422] ------------[ cut here ]------------ [ 53.934884][ T4422] WARNING: CPU: 0 PID: 4422 at include/linux/backing-dev.h:247 __folio_start_writeback+0x868/0xa68 [ 53.936551][ T4422] Modules linked in: [ 53.937176][ T4422] CPU: 0 PID: 4422 Comm: syz-executor Tainted: G W syzkaller #0 [ 53.938477][ T4422] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 53.939912][ T4422] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 53.941149][ T4422] pc : __folio_start_writeback+0x868/0xa68 [ 53.942059][ T4422] lr : __folio_start_writeback+0x868/0xa68 [ 53.942964][ T4422] sp : ffff800020fc7180 [ 53.943548][ T4422] x29: ffff800020fc7260 x28: dfff800000000000 x27: 0000000000000000 [ 53.944841][ T4422] x26: ffff7000041f8e38 x25: 0000000000000000 x24: ffff0000cd6c47e8 [ 53.946068][ T4422] x23: ffff800020fc71e0 x22: ffff0000c058bce8 x21: 0000000000000001 [ 53.947412][ T4422] x20: fffffc0003473e08 x19: fffffc0003473e00 x18: ffff800011abbcc0 [ 53.948706][ T4422] x17: ffff8000181fa000 x16: ffff8000082d0e30 x15: 0000000000000000 [ 53.949981][ T4422] x14: 0000000000000406 x13: 1ffff00002a180b1 x12: 0000000000ff0100 [ 53.951263][ T4422] x11: ff008000086fdcf0 x10: 0000000000000000 x9 : ffff8000086fdcf0 [ 53.952550][ T4422] x8 : ffff0000d44c1bc0 x7 : ffff8000086fd770 x6 : 0000000000000000 [ 53.953822][ T4422] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff8000086fd7b0 [ 53.954959][ T4422] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 53.956085][ T4422] Call trace: [ 53.956596][ T4422] __folio_start_writeback+0x868/0xa68 [ 53.957439][ T4422] set_page_writeback+0x5c/0x7c [ 53.958235][ T4422] gfs2_aspace_writepage+0x520/0x6e8 [ 53.959138][ T4422] __gfs2_writepage+0x70/0x18c [ 53.959970][ T4422] write_cache_pages+0x73c/0xdd4 [ 53.960821][ T4422] gfs2_ail1_flush+0x7c0/0xa00 [ 53.961612][ T4422] empty_ail1_list+0x110/0x1ec [ 53.962436][ T4422] gfs2_log_flush+0x1258/0x1aa0 [ 53.963220][ T4422] gfs2_kill_sb+0x5c/0xd4 [ 53.963955][ T4422] deactivate_locked_super+0xac/0x124 [ 53.964860][ T4422] deactivate_super+0xe8/0x108 [ 53.965626][ T4422] cleanup_mnt+0x37c/0x404 [ 53.966362][ T4422] __cleanup_mnt+0x20/0x30 [ 53.967117][ T4422] task_work_run+0x1ec/0x270 [ 53.967828][ T4422] do_notify_resume+0x1f70/0x2b0c [ 53.968637][ T4422] el0_svc+0x98/0x138 [ 53.969303][ T4422] el0t_64_sync_handler+0x84/0xf0 [ 53.970133][ T4422] el0t_64_sync+0x18c/0x190 [ 53.970891][ T4422] irq event stamp: 169326 [ 53.971556][ T4422] hardirqs last enabled at (169325): [] folio_memcg_lock+0xe8/0x1fc [ 53.973131][ T4422] hardirqs last disabled at (169326): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 53.974815][ T4422] softirqs last enabled at (169300): [] handle_softirqs+0xaf8/0xc6c [ 53.976244][ T4422] softirqs last disabled at (169261): [] __do_softirq+0x14/0x20 [ 53.977725][ T4422] ---[ end trace 0000000000000000 ]--- [ 53.982070][ C0] ------------[ cut here ]------------ [ 53.982978][ C0] WARNING: CPU: 0 PID: 15 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d4/0x9e0 [ 53.984353][ C0] Modules linked in: [ 53.984876][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W syzkaller #0 [ 53.986026][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 53.987328][ C0] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 53.988457][ C0] pc : __folio_end_writeback+0x7d4/0x9e0 [ 53.989392][ C0] lr : __folio_end_writeback+0x7d4/0x9e0 [ 53.990187][ C0] sp : ffff80001c8c7960 [ 53.990729][ C0] x29: ffff80001c8c7980 x28: dfff800000000000 x27: ffff0000c058bce8 [ 53.991868][ C0] x26: 0000000000000000 x25: 05ffd00000002052 x24: 1fffff80006fec18 [ 53.993069][ C0] x23: 0000000000000001 x22: ffff0000dfc7d278 x21: ffff0000dfc7d280 [ 53.994321][ C0] x20: 0000000000000001 x19: fffffc00037f60c0 x18: ffff800011abbcc0 [ 53.995639][ C0] x17: 1fffe00033ed797e x16: ffff8000082d0e30 x15: 0000000000000000 [ 53.996872][ C0] x14: 0000000000000002 x13: 1ffff00002a180b1 x12: 0000000000ff0100 [ 53.998198][ C0] x11: ff008000086fd27c x10: 0000000000000000 x9 : ffff8000086fd27c [ 53.999554][ C0] x8 : ffff0000c09b3780 x7 : 0000000000000000 x6 : 0000000000000000 [ 54.000909][ C0] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 54.002137][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 54.003419][ C0] Call trace: [ 54.003917][ C0] __folio_end_writeback+0x7d4/0x9e0 [ 54.004726][ C0] folio_end_writeback+0x12c/0x41c [ 54.005554][ C0] end_page_writeback+0x58/0x74 [ 54.006372][ C0] end_buffer_async_write+0x32c/0x508 [ 54.007282][ C0] end_bio_bh_io_sync+0xb0/0x1e0 [ 54.008142][ C0] bio_endio+0x770/0x7b4 [ 54.008842][ C0] blk_update_request+0x49c/0xbec [ 54.009661][ C0] blk_mq_end_request+0x54/0x88 [ 54.010444][ C0] lo_complete_rq+0x1ec/0x250 [ 54.011116][ C0] blk_done_softirq+0x11c/0x168 [ 54.011805][ C0] handle_softirqs+0x318/0xc6c [ 54.012477][ C0] run_ksoftirqd+0x7c/0x2a0 [ 54.013105][ C0] smpboot_thread_fn+0x4b0/0x964 [ 54.013898][ C0] kthread+0x250/0x2d8 [ 54.014567][ C0] ret_from_fork+0x10/0x20 [ 54.015263][ C0] irq event stamp: 429597 [ 54.015911][ C0] hardirqs last enabled at (429596): [] folio_memcg_lock+0xe8/0x1fc [ 54.017260][ C0] hardirqs last disabled at (429597): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 54.018648][ C0] softirqs last enabled at (429584): [] handle_softirqs+0xaf8/0xc6c [ 54.020088][ C0] softirqs last disabled at (429591): [] run_ksoftirqd+0x7c/0x2a0 [ 54.021343][ C0] ---[ end trace 0000000000000000 ]---