Warning: Permanently added '10.128.0.244' (ED25519) to the list of known hosts. 1970/01/01 00:00:32 parsed 1 programs [ 33.978508][ T4324] cgroup: Unknown subsys name 'net' [ 34.253790][ T4324] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 34.529109][ T4324] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 40.118326][ T4336] chnl_net:caif_netlink_parms(): no params data found [ 40.136235][ T4336] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.137452][ T4336] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.138958][ T4336] device bridge_slave_0 entered promiscuous mode [ 40.141443][ T4336] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.142739][ T4336] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.144271][ T4336] device bridge_slave_1 entered promiscuous mode [ 40.152573][ T4336] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 40.155046][ T4336] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 40.162013][ T4336] team0: Port device team_slave_0 added [ 40.163805][ T4336] team0: Port device team_slave_1 added [ 40.169636][ T4336] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 40.170758][ T4336] 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. [ 40.176008][ T4336] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 40.178595][ T4336] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 40.179655][ T4336] 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. [ 40.183961][ T4336] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 40.222370][ T4336] device hsr_slave_0 entered promiscuous mode [ 40.261614][ T4336] device hsr_slave_1 entered promiscuous mode [ 40.327085][ T4336] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 40.362862][ T4336] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 40.392450][ T4336] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 40.452546][ T4336] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 40.499459][ T4336] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.500805][ T4336] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.502398][ T4336] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.503519][ T4336] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.519821][ T4336] 8021q: adding VLAN 0 to HW filter on device bond0 [ 40.524872][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 40.527308][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.529266][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.531075][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 40.537346][ T4336] 8021q: adding VLAN 0 to HW filter on device team0 [ 40.540377][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.542819][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.543957][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.547307][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.548804][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.550048][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.556490][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 40.558143][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 40.561161][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 40.564825][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 40.567820][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.570150][ T4336] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 40.624036][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 40.625385][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 40.628769][ T4336] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 40.635197][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 40.641023][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 40.644207][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 40.645689][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 40.648110][ T4336] device veth0_vlan entered promiscuous mode [ 40.651210][ T4336] device veth1_vlan entered promiscuous mode [ 40.658537][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 40.660108][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 40.663154][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 40.665484][ T4336] device veth0_macvtap entered promiscuous mode [ 40.667792][ T4336] device veth1_macvtap entered promiscuous mode [ 40.674200][ T4336] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 40.675479][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 40.677532][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 40.680323][ T4336] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 40.683018][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 40.685839][ T4336] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.687274][ T4336] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.688704][ T4336] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.690008][ T4336] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.052721][ T1574] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 41.615528][ T4381] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 41.617054][ T4381] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 41.618300][ T4381] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 41.619771][ T4381] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 41.622211][ T4381] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 41.623436][ T4381] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 41.827473][ T55] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 41.828904][ T55] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 41.830578][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 41.839381][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 41.840643][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 41.842360][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:00:42 executed programs: 0 [ 42.444329][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 42.445976][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 42.447229][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 42.448641][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 42.450047][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 42.451568][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 42.494088][ T4416] chnl_net:caif_netlink_parms(): no params data found [ 42.512189][ T4416] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.513388][ T4416] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.514838][ T4416] device bridge_slave_0 entered promiscuous mode [ 42.516820][ T4416] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.518089][ T4416] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.519525][ T4416] device bridge_slave_1 entered promiscuous mode [ 42.526578][ T4416] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 42.529169][ T4416] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 42.537346][ T4416] team0: Port device team_slave_0 added [ 42.539128][ T4416] team0: Port device team_slave_1 added [ 42.544774][ T4416] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 42.545871][ T4416] 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. [ 42.549948][ T4416] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 42.552737][ T4416] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 42.553810][ T4416] 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. [ 42.557846][ T4416] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 42.612865][ T4416] device hsr_slave_0 entered promiscuous mode [ 42.651476][ T4416] device hsr_slave_1 entered promiscuous mode [ 42.691287][ T4416] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 42.692589][ T4416] Cannot create hsr debugfs directory [ 44.252317][ T1574] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 44.501585][ T47] Bluetooth: hci0: command 0x0409 tx timeout [ 46.402469][ T1574] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 46.483089][ T1574] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 46.581332][ T47] Bluetooth: hci0: command 0x041b tx timeout [ 47.463481][ T4416] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 47.552978][ T4416] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 47.643027][ T4416] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 47.682311][ T4416] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 47.793534][ T4416] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.797100][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.798606][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.801153][ T4416] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.803861][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.805407][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.806924][ T39] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.807987][ T39] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.809459][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.844508][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.846088][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.847580][ T39] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.848739][ T39] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.851520][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.854349][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.856925][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 47.858655][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.860320][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.864418][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 47.865949][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.868915][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.870334][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.873256][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.874683][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.877054][ T4416] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 47.937020][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 47.938326][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 47.941666][ T4416] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.947742][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 47.949387][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.955612][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 47.957021][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.958547][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.959866][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.963185][ T4416] device veth0_vlan entered promiscuous mode [ 47.966465][ T4416] device veth1_vlan entered promiscuous mode [ 47.974925][ T1574] device hsr_slave_0 left promiscuous mode [ 48.001652][ T1574] device hsr_slave_1 left promiscuous mode [ 48.111374][ T1574] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 48.112667][ T1574] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 48.114537][ T1574] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 48.115658][ T1574] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 48.117110][ T1574] device bridge_slave_1 left promiscuous mode [ 48.118551][ T1574] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.152849][ T1574] device bridge_slave_0 left promiscuous mode [ 48.153955][ T1574] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.281466][ T1574] device veth1_macvtap left promiscuous mode [ 48.282583][ T1574] device veth0_macvtap left promiscuous mode [ 48.283567][ T1574] device veth1_vlan left promiscuous mode [ 48.284559][ T1574] device veth0_vlan left promiscuous mode [ 48.661549][ T47] Bluetooth: hci0: command 0x040f tx timeout [ 50.474894][ T1574] team0 (unregistering): Port device team_slave_1 removed [ 50.652139][ T1574] team0 (unregistering): Port device team_slave_0 removed [ 50.741237][ T47] Bluetooth: hci0: command 0x0419 tx timeout [ 50.812448][ T1574] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 51.051695][ T1574] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 52.772094][ T1574] bond0 (unregistering): Released all slaves [ 53.146151][ T4416] device veth0_macvtap entered promiscuous mode [ 53.148500][ T4416] device veth1_macvtap entered promiscuous mode [ 53.154537][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 53.156055][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 53.157648][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 53.159238][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 53.161074][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 53.162737][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 53.169167][ T4416] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 53.170356][ T4476] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 53.172849][ T4476] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 53.175630][ T4416] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 53.176839][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 53.178484][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 53.181624][ T4416] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.183046][ T4416] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.184538][ T4416] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.186015][ T4416] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.212760][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 53.214017][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 53.215319][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 53.224818][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 53.226199][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 53.227545][ T4475] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 53.399211][ T4478] loop0: detected capacity change from 0 to 32768 [ 53.409754][ T4478] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 53.411388][ T4478] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 53.422440][ T4478] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 53.424877][ T7] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 53.425969][ T7] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 53.437256][ T7] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 11ms [ 53.439448][ T7] gfs2: fsid=syz:syz.0: jid=0: Done [ 53.440459][ T4478] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 53.563244][ T4416] ------------[ cut here ]------------ [ 53.564249][ T4416] WARNING: CPU: 0 PID: 4416 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xcd8 [ 53.565918][ T4416] Modules linked in: [ 53.566538][ T4416] CPU: 0 PID: 4416 Comm: syz-executor Not tainted syzkaller #0 [ 53.567717][ T4416] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 53.569316][ T4416] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 53.570752][ T4416] pc : __folio_mark_dirty+0x8a0/0xcd8 [ 53.571644][ T4416] lr : __folio_mark_dirty+0x8a0/0xcd8 [ 53.572566][ T4416] sp : ffff8000209775e0 [ 53.573234][ T4416] x29: ffff800020977600 x28: 1fffff80006adb78 x27: dfff800000000000 [ 53.574480][ T4416] x26: 0000000000000000 x25: ffff0000c058be90 x24: 0000000000000001 [ 53.575818][ T4416] x23: 0000000000000000 x22: fffffc000356dbc8 x21: 1fffe000180b17d2 [ 53.577248][ T4416] x20: ffff0000cb34a250 x19: fffffc000356dbc0 x18: ffff800011b8bf60 [ 53.578596][ T4416] x17: ffff800018349000 x16: ffff8000082d7ca0 x15: ffff800017e2a000 [ 53.579815][ T4416] x14: 0000000000000001 x13: 1fffe000180b17d2 x12: 0000000000ff0100 [ 53.581097][ T4416] x11: ff00800008708b70 x10: 0000000000000000 x9 : ffff800008708b70 [ 53.582405][ T4416] x8 : ffff0000d6d88000 x7 : 0000000000000000 x6 : 0000000000000000 [ 53.583648][ T4416] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a56aa8 [ 53.584949][ T4416] x2 : ffff0000cec9a060 x1 : 0000000000000000 x0 : 0000000000000000 [ 53.586332][ T4416] Call trace: [ 53.586856][ T4416] __folio_mark_dirty+0x8a0/0xcd8 [ 53.587741][ T4416] mark_buffer_dirty+0x2b8/0x5c0 [ 53.588654][ T4416] gfs2_unpin+0x120/0x8fc [ 53.589451][ T4416] buf_lo_after_commit+0x140/0x188 [ 53.590367][ T4416] gfs2_log_flush+0xc00/0x1b20 [ 53.591193][ T4416] gfs2_kill_sb+0x5c/0xd4 [ 53.591998][ T4416] deactivate_locked_super+0xac/0x120 [ 53.592862][ T4416] deactivate_super+0xe4/0x104 [ 53.593594][ T4416] cleanup_mnt+0x390/0x418 [ 53.594311][ T4416] __cleanup_mnt+0x20/0x30 [ 53.595045][ T4416] task_work_run+0x1ec/0x278 [ 53.595855][ T4416] get_signal+0x111c/0x1304 [ 53.596561][ T4416] do_notify_resume+0x33c/0x2aa4 [ 53.597337][ T4416] el0_svc+0x98/0x128 [ 53.597978][ T4416] el0t_64_sync_handler+0x84/0xf0 [ 53.598829][ T4416] el0t_64_sync+0x18c/0x190 [ 53.599623][ T4416] irq event stamp: 167176 [ 53.600385][ T4416] hardirqs last enabled at (167175): [] folio_memcg_lock+0xe8/0x1f4 [ 53.602037][ T4416] hardirqs last disabled at (167176): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 53.603626][ T4416] softirqs last enabled at (167068): [] local_bh_enable+0x10/0x34 [ 53.605115][ T4416] softirqs last disabled at (167066): [] local_bh_disable+0x10/0x34 [ 53.606714][ T4416] ---[ end trace 0000000000000000 ]--- [ 53.612649][ T4416] ------------[ cut here ]------------ [ 53.613501][ T4416] WARNING: CPU: 0 PID: 4416 at include/linux/backing-dev.h:247 __folio_start_writeback+0x88c/0xa7c [ 53.615252][ T4416] Modules linked in: [ 53.615864][ T4416] CPU: 0 PID: 4416 Comm: syz-executor Tainted: G W syzkaller #0 [ 53.617310][ T4416] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 53.618860][ T4416] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 53.620169][ T4416] pc : __folio_start_writeback+0x88c/0xa7c [ 53.621065][ T4416] lr : __folio_start_writeback+0x88c/0xa7c [ 53.621964][ T4416] sp : ffff800020977080 [ 53.622641][ T4416] x29: ffff800020977160 x28: dfff800000000000 x27: 0000000000000000 [ 53.623971][ T4416] x26: ffff70000412ee18 x25: 0000000000000000 x24: ffff0000cb34a250 [ 53.625235][ T4416] x23: ffff8000209770e0 x22: ffff0000c058bce8 x21: 0000000000000001 [ 53.626433][ T4416] x20: fffffc000356dbc8 x19: fffffc000356dbc0 x18: ffff800011b8bf60 [ 53.627758][ T4416] x17: ffff800018349000 x16: ffff8000082d7ca0 x15: 0000000000000000 [ 53.629118][ T4416] x14: 0000000000000001 x13: 1fffff80006adb78 x12: 0000000000ff0100 [ 53.630368][ T4416] x11: ff0080000870b07c x10: 0000000000000000 x9 : ffff80000870b07c [ 53.631534][ T4416] x8 : ffff0000d6d88000 x7 : ffff80000870aae8 x6 : 0000000000000000 [ 53.632824][ T4416] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000870ab28 [ 53.634163][ T4416] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 53.635576][ T4416] Call trace: [ 53.636126][ T4416] __folio_start_writeback+0x88c/0xa7c [ 53.637065][ T4416] set_page_writeback+0x5c/0x7c [ 53.637878][ T4416] gfs2_aspace_writepage+0x514/0x6dc [ 53.638755][ T4416] __gfs2_writepage+0x70/0x184 [ 53.639544][ T4416] write_cache_pages+0x74c/0xde8 [ 53.640343][ T4416] gfs2_ail1_flush+0x7c4/0xa14 [ 53.641090][ T4416] empty_ail1_list+0x130/0x214 [ 53.641861][ T4416] gfs2_log_flush+0x12b4/0x1b20 [ 53.642669][ T4416] gfs2_kill_sb+0x5c/0xd4 [ 53.643405][ T4416] deactivate_locked_super+0xac/0x120 [ 53.644288][ T4416] deactivate_super+0xe4/0x104 [ 53.645022][ T4416] cleanup_mnt+0x390/0x418 [ 53.645696][ T4416] __cleanup_mnt+0x20/0x30 [ 53.646448][ T4416] task_work_run+0x1ec/0x278 [ 53.647242][ T4416] get_signal+0x111c/0x1304 [ 53.648010][ T4416] do_notify_resume+0x33c/0x2aa4 [ 53.648771][ T4416] el0_svc+0x98/0x128 [ 53.649419][ T4416] el0t_64_sync_handler+0x84/0xf0 [ 53.650207][ T4416] el0t_64_sync+0x18c/0x190 [ 53.650899][ T4416] irq event stamp: 167920 [ 53.651588][ T4416] hardirqs last enabled at (167919): [] folio_memcg_lock+0xe8/0x1f4 [ 53.653076][ T4416] hardirqs last disabled at (167920): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 53.654579][ T4416] softirqs last enabled at (167900): [] handle_softirqs+0xaec/0xc60 [ 53.656104][ T4416] softirqs last disabled at (167349): [] __do_softirq+0x14/0x20 [ 53.657627][ T4416] ---[ end trace 0000000000000000 ]--- [ 53.661647][ C1] ------------[ cut here ]------------ [ 53.662743][ C1] WARNING: CPU: 1 PID: 21 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d0/0x9cc [ 53.664486][ C1] Modules linked in: [ 53.665108][ C1] CPU: 1 PID: 21 Comm: ksoftirqd/1 Tainted: G W syzkaller #0 [ 53.666514][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 53.668098][ C1] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 53.669388][ C1] pc : __folio_end_writeback+0x7d0/0x9cc [ 53.670282][ C1] lr : __folio_end_writeback+0x7d0/0x9cc [ 53.671237][ C1] sp : ffff80001ca87970 [ 53.671954][ C1] x29: ffff80001ca87990 x28: dfff800000000000 x27: ffff0000c058bce8 [ 53.673366][ C1] x26: 0000000000000000 x25: 05ffd60000002052 x24: 1fffff8000673690 [ 53.674638][ C1] x23: 0000000000000001 x22: ffff0000cb3482a0 x21: ffff0000cb3482a8 [ 53.675875][ C1] x20: 0000000000000001 x19: fffffc000339b480 x18: ffff800011b8bf60 [ 53.677105][ C1] x17: 1fffe00033eac97e x16: ffff8000082d7ca0 x15: 0000000000000000 [ 53.678441][ C1] x14: 0000000000000003 x13: 1ffff00003950f20 x12: 0000000000ff0100 [ 53.679768][ C1] x11: ff0080000870a5f4 x10: 0000000000000000 x9 : ffff80000870a5f4 [ 53.681100][ C1] x8 : ffff0000c0a51bc0 x7 : 0000000000000000 x6 : 0000000000000000 [ 53.682407][ C1] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 53.683725][ C1] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 53.685107][ C1] Call trace: [ 53.685621][ C1] __folio_end_writeback+0x7d0/0x9cc [ 53.686522][ C1] folio_end_writeback+0x12c/0x410 [ 53.687401][ C1] end_page_writeback+0x58/0x74 [ 53.688214][ C1] end_buffer_async_write+0x32c/0x4f4 [ 53.689084][ C1] end_bio_bh_io_sync+0xb0/0x1dc [ 53.689857][ C1] bio_endio+0x750/0x794 [ 53.690554][ C1] blk_update_request+0x49c/0xbec [ 53.691332][ C1] blk_mq_end_request+0x54/0x88 [ 53.692195][ C1] lo_complete_rq+0x1ec/0x250 [ 53.693017][ C1] blk_done_softirq+0x11c/0x168 [ 53.693786][ C1] handle_softirqs+0x318/0xc60 [ 53.694585][ C1] run_ksoftirqd+0x7c/0x2ac [ 53.695389][ C1] smpboot_thread_fn+0x4b0/0x964 [ 53.696208][ C1] kthread+0x250/0x2d8 [ 53.696853][ C1] ret_from_fork+0x10/0x20 [ 53.697541][ C1] irq event stamp: 392539 [ 53.698228][ C1] hardirqs last enabled at (392538): [] folio_memcg_lock+0xe8/0x1f4 [ 53.699818][ C1] hardirqs last disabled at (392539): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 53.701546][ C1] softirqs last enabled at (392528): [] handle_softirqs+0xaec/0xc60 [ 53.703065][ C1] softirqs last disabled at (392533): [] run_ksoftirqd+0x7c/0x2ac [ 53.704546][ C1] ---[ end trace 0000000000000000 ]---