Warning: Permanently added '10.128.0.56' (ED25519) to the list of known hosts. 1970/01/01 00:00:31 parsed 1 programs 1970/01/01 00:00:31 serving rpc on tcp://36265 [ 33.035602][ T4339] cgroup: Unknown subsys name 'net' [ 33.298879][ T4339] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 33.560660][ T4339] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 37.684456][ T4372] chnl_net:caif_netlink_parms(): no params data found [ 37.700699][ T4372] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.702105][ T4372] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.703968][ T4372] device bridge_slave_0 entered promiscuous mode [ 37.707221][ T4372] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.708682][ T4372] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.710543][ T4372] device bridge_slave_1 entered promiscuous mode [ 37.717173][ T4372] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 37.719908][ T4372] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 37.726718][ T4372] team0: Port device team_slave_0 added [ 37.729340][ T4372] team0: Port device team_slave_1 added [ 37.734478][ T4372] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 37.735786][ T4372] 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. [ 37.741558][ T4372] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 37.745368][ T4372] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 37.746685][ T4372] 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. [ 37.751413][ T4372] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 37.797532][ T4372] device hsr_slave_0 entered promiscuous mode [ 37.836511][ T4372] device hsr_slave_1 entered promiscuous mode [ 37.910787][ T4372] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 37.949045][ T4372] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 37.988834][ T4372] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 38.028341][ T4372] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 38.105696][ T4372] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.107270][ T4372] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.108961][ T4372] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.110383][ T4372] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.127345][ T4372] 8021q: adding VLAN 0 to HW filter on device bond0 [ 38.131798][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 38.134431][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.140814][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.145298][ T4372] 8021q: adding VLAN 0 to HW filter on device team0 [ 38.151715][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 38.153536][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.154963][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.158420][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 38.160279][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.161751][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.170369][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 38.172297][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 38.175578][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 38.179859][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 38.182843][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 38.185367][ T4372] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 38.271995][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 38.273395][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 38.277281][ T4372] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 38.283448][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 38.290853][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 38.292775][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 38.294466][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 38.297839][ T4372] device veth0_vlan entered promiscuous mode [ 38.301845][ T4372] device veth1_vlan entered promiscuous mode [ 38.309106][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 38.310940][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 38.312776][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 38.315223][ T4372] device veth0_macvtap entered promiscuous mode [ 38.318620][ T4372] device veth1_macvtap entered promiscuous mode [ 38.324351][ T4372] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 38.325825][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 38.328323][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 38.332755][ T4372] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 38.334315][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 38.338262][ T4372] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.339952][ T4372] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.341615][ T4372] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.343272][ T4372] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.783940][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 38.785681][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 38.788172][ T1628] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 38.801367][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 38.802977][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 38.805909][ T1628] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 38.891283][ T4427] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 38.893111][ T4427] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 38.894794][ T4427] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 38.897114][ T4427] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 38.898848][ T4427] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 38.900475][ T4427] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 1970/01/01 00:00:39 executed programs: 0 [ 39.111116][ T48] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 39.112972][ T48] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 39.114524][ T48] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 39.117019][ T48] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 39.119131][ T48] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 39.120719][ T48] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 39.166829][ T4436] chnl_net:caif_netlink_parms(): no params data found [ 39.191153][ T4436] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.192570][ T4436] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.194233][ T4436] device bridge_slave_0 entered promiscuous mode [ 39.199244][ T4436] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.200699][ T4436] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.202505][ T4436] device bridge_slave_1 entered promiscuous mode [ 39.216270][ T4436] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 39.219585][ T4436] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 39.228487][ T4436] team0: Port device team_slave_0 added [ 39.230355][ T4436] team0: Port device team_slave_1 added [ 39.235511][ T4436] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 39.237326][ T4436] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 39.242100][ T4436] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 39.244697][ T4436] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 39.245958][ T4436] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 39.252304][ T4436] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 39.317497][ T4436] device hsr_slave_0 entered promiscuous mode [ 39.357025][ T4436] device hsr_slave_1 entered promiscuous mode [ 39.386371][ T4436] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 39.387966][ T4436] Cannot create hsr debugfs directory [ 39.477624][ T4436] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 41.196730][ T4427] Bluetooth: hci1: command 0x0409 tx timeout [ 41.997358][ T4436] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 43.276673][ T4427] Bluetooth: hci1: command 0x041b tx timeout [ 44.138565][ T4436] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 44.228093][ T4436] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 44.420353][ T4436] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 44.548056][ T4436] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 44.587518][ T4436] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 44.627376][ T4436] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 44.757825][ T4436] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.761830][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.763690][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.766862][ T4436] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.769466][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.771327][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.773071][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.774548][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.776220][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.779522][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.781549][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.783430][ T11] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.784849][ T11] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.863639][ T4445] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.865611][ T4445] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.867559][ T4445] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.869433][ T4445] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.871236][ T4445] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.873597][ T4445] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.875429][ T4445] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.877767][ T4445] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.879523][ T4445] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.881392][ T4445] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.883218][ T4445] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.886143][ T4436] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.983551][ T4445] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 44.984971][ T4445] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 44.988774][ T4436] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.993977][ T4445] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 44.995796][ T4445] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.002468][ T4445] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 45.004276][ T4445] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.006209][ T4445] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.008545][ T4445] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.038411][ T4436] device veth0_vlan entered promiscuous mode [ 45.041930][ T4436] device veth1_vlan entered promiscuous mode [ 45.048932][ T4445] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 45.050671][ T4445] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 45.052367][ T4445] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 45.054086][ T4445] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 45.056860][ T4436] device veth0_macvtap entered promiscuous mode [ 45.059368][ T4436] device veth1_macvtap entered promiscuous mode [ 45.063856][ T4436] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 45.066002][ T4436] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 45.069234][ T4436] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 45.070847][ T4445] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 45.072609][ T4445] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 45.074194][ T4445] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 45.076037][ T4445] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 45.138622][ T4436] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 45.140502][ T4436] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 45.143215][ T4436] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 45.144762][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 45.146999][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 45.149752][ T4436] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.151567][ T4436] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.153416][ T4436] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.155308][ T4436] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.172021][ T4445] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 45.175027][ T4445] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 45.178656][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 45.184602][ T4445] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 45.186232][ T4445] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 45.189526][ T4445] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 45.328731][ T4466] loop0: detected capacity change from 0 to 32768 [ 45.336926][ T4466] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 45.338414][ T4466] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 45.351164][ T4466] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 45.353826][ T4457] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 45.355023][ T4457] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 45.356747][ T48] Bluetooth: hci1: command 0x040f tx timeout [ 45.369124][ T4457] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 14ms [ 45.372278][ T4457] gfs2: fsid=syz:syz.0: jid=0: Done [ 45.373726][ T4466] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 45.470358][ T4436] ------------[ cut here ]------------ [ 45.471471][ T4436] WARNING: CPU: 0 PID: 4436 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8b8/0xce0 [ 45.473426][ T4436] Modules linked in: [ 45.474204][ T4436] CPU: 0 PID: 4436 Comm: syz-executor Not tainted syzkaller #0 [ 45.475674][ T4436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/23/2026 [ 45.477651][ T4436] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 45.479185][ T4436] pc : __folio_mark_dirty+0x8b8/0xce0 [ 45.480242][ T4436] lr : __folio_mark_dirty+0x8b8/0xce0 [ 45.481285][ T4436] sp : ffff800021e17700 [ 45.482198][ T4436] x29: ffff800021e17710 x28: 1fffff8000658fb8 x27: 0000000000000000 [ 45.483924][ T4436] x26: dfff800000000000 x25: 0000000000000000 x24: ffff0000c049c998 [ 45.485770][ T4436] x23: 0000000000000001 x22: 0000000000000000 x21: 1fffe00018093933 [ 45.487449][ T4436] x20: ffff0000d6f307e8 x19: fffffc00032c7dc0 x18: 1fffe00033c1877e [ 45.489129][ T4436] x17: ffff80001641d000 x16: ffff8000082dbe80 x15: 000000000004ffff [ 45.490840][ T4436] x14: 0000000000000001 x13: 1fffe00018093933 x12: 0000000000000000 [ 45.492495][ T4436] x11: ff008000087196b8 x10: 0000000000000000 x9 : ffff8000087196b8 [ 45.494384][ T4436] x8 : ffff0000da6d9c00 x7 : 0000000000000000 x6 : 0000000000000000 [ 45.496083][ T4436] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a6beb8 [ 45.497825][ T4436] x2 : ffff0000cf14e060 x1 : 0000000000000000 x0 : 0000000000000000 [ 45.499509][ T4436] Call trace: [ 45.500193][ T4436] __folio_mark_dirty+0x8b8/0xce0 [ 45.501151][ T4436] mark_buffer_dirty+0x2b8/0x5c0 [ 45.502095][ T4436] gfs2_unpin+0x128/0x918 [ 45.502926][ T4436] buf_lo_after_commit+0x144/0x18c [ 45.503879][ T4436] __gfs2_log_flush+0x12e8/0x1bd4 [ 45.504843][ T4436] gfs2_log_flush+0x3c/0x58 [ 45.505726][ T4436] gfs2_kill_sb+0x5c/0xd8 [ 45.506557][ T4436] deactivate_locked_super+0xb4/0x128 [ 45.507599][ T4436] deactivate_super+0xe4/0x104 [ 45.508538][ T4436] cleanup_mnt+0x3a8/0x430 [ 45.509411][ T4436] __cleanup_mnt+0x20/0x30 [ 45.510254][ T4436] task_work_run+0x1f4/0x280 [ 45.511173][ T4436] do_notify_resume+0x20f8/0x2c84 [ 45.512142][ T4436] el0_svc+0x9c/0x12c [ 45.512933][ T4436] el0t_64_sync_handler+0x84/0xf0 [ 45.513864][ T4436] el0t_64_sync+0x18c/0x190 [ 45.514716][ T4436] irq event stamp: 162276 [ 45.515531][ T4436] hardirqs last enabled at (162275): [] folio_memcg_lock+0xe8/0x1f8 [ 45.517431][ T4436] hardirqs last disabled at (162276): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 45.519438][ T4436] softirqs last enabled at (162266): [] handle_softirqs+0xb1c/0xc90 [ 45.521403][ T4436] softirqs last disabled at (162249): [] __do_softirq+0x14/0x20 [ 45.523250][ T4436] ---[ end trace 0000000000000000 ]--- [ 45.528298][ T4436] ------------[ cut here ]------------ [ 45.529457][ T4436] WARNING: CPU: 1 PID: 4436 at include/linux/backing-dev.h:247 __folio_start_writeback+0x8a8/0xa98 [ 45.531698][ T4436] Modules linked in: [ 45.532522][ T4436] CPU: 1 PID: 4436 Comm: syz-executor Tainted: G W syzkaller #0 [ 45.534340][ T4436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/23/2026 [ 45.536272][ T4436] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 45.537942][ T4436] pc : __folio_start_writeback+0x8a8/0xa98 [ 45.539255][ T4436] lr : __folio_start_writeback+0x8a8/0xa98 [ 45.540355][ T4436] sp : ffff800021e17180 [ 45.541171][ T4436] x29: ffff800021e17260 x28: ffff7000043c2e38 x27: 0000000000000000 [ 45.543020][ T4436] x26: ffff0000c049c7f0 x25: 1fffff8000658fb9 x24: dfff800000000000 [ 45.544843][ T4436] x23: ffff0000d6f307e8 x22: ffff800021e171e0 x21: ffff0000c049c998 [ 45.546662][ T4436] x20: 0000000000000001 x19: fffffc00032c7dc0 x18: 1fffe00033c1c97e [ 45.548464][ T4436] x17: ffff80001641d000 x16: ffff8000082dbe80 x15: 0000000000000000 [ 45.550290][ T4436] x14: 0000000000000001 x13: 1fffff8000658fb8 x12: 0000000000000000 [ 45.552151][ T4436] x11: ff0080000871bbdc x10: 0000000000000000 x9 : ffff80000871bbdc [ 45.553994][ T4436] x8 : ffff0000da6d9c00 x7 : ffff80000871b62c x6 : 0000000000000000 [ 45.555857][ T4436] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000871b668 [ 45.557724][ T4436] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 45.559448][ T4436] Call trace: [ 45.560149][ T4436] __folio_start_writeback+0x8a8/0xa98 [ 45.561362][ T4436] set_page_writeback+0x5c/0x7c [ 45.562448][ T4436] gfs2_aspace_writepage+0x524/0x6f4 [ 45.563633][ T4436] __gfs2_writepage+0x70/0x184 [ 45.564601][ T4436] write_cache_pages+0x760/0xe00 [ 45.565632][ T4436] gfs2_ail1_flush+0x7a8/0x9f0 [ 45.566780][ T4436] empty_ail1_list+0x130/0x214 [ 45.567865][ T4436] __gfs2_log_flush+0x15c8/0x1bd4 [ 45.569032][ T4436] gfs2_log_flush+0x3c/0x58 [ 45.569973][ T4436] gfs2_kill_sb+0x5c/0xd8 [ 45.570854][ T4436] deactivate_locked_super+0xb4/0x128 [ 45.571964][ T4436] deactivate_super+0xe4/0x104 [ 45.572865][ T4436] cleanup_mnt+0x3a8/0x430 [ 45.573796][ T4436] __cleanup_mnt+0x20/0x30 [ 45.574727][ T4436] task_work_run+0x1f4/0x280 [ 45.575665][ T4436] do_notify_resume+0x20f8/0x2c84 [ 45.576736][ T4436] el0_svc+0x9c/0x12c [ 45.577658][ T4436] el0t_64_sync_handler+0x84/0xf0 [ 45.578852][ T4436] el0t_64_sync+0x18c/0x190 [ 45.579772][ T4436] irq event stamp: 162692 [ 45.580664][ T4436] hardirqs last enabled at (162691): [] folio_memcg_lock+0xe8/0x1f8 [ 45.582786][ T4436] hardirqs last disabled at (162692): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 45.584977][ T4436] softirqs last enabled at (162668): [] handle_softirqs+0xb1c/0xc90 [ 45.587096][ T4436] softirqs last disabled at (162279): [] __do_softirq+0x14/0x20 [ 45.589228][ T4436] ---[ end trace 0000000000000000 ]--- [ 45.602455][ C1] ------------[ cut here ]------------ [ 45.603603][ C1] WARNING: CPU: 1 PID: 21 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d0/0x9cc [ 45.605528][ C1] Modules linked in: [ 45.606325][ C1] CPU: 1 PID: 21 Comm: ksoftirqd/1 Tainted: G W syzkaller #0 [ 45.608361][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/23/2026 [ 45.610674][ C1] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 45.612483][ C1] pc : __folio_end_writeback+0x7d0/0x9cc [ 45.613809][ C1] lr : __folio_end_writeback+0x7d0/0x9cc [ 45.615116][ C1] sp : ffff80001dcc7980 [ 45.616070][ C1] x29: ffff80001dcc79a0 x28: 1fffff8000656089 x27: 1fffff8000656088 [ 45.617917][ C1] x26: dfff800000000000 x25: 0000000000000000 x24: ffff0000c049c7f0 [ 45.619796][ C1] x23: ffff0000c049c998 x22: ffff0000d6f33770 x21: ffff0000d6f33778 [ 45.621646][ C1] x20: 0000000000000001 x19: fffffc00032b0440 x18: 1fffe00033c1c97e [ 45.623538][ C1] x17: ffff80001641d000 x16: ffff8000082dbe80 x15: 0000000000000000 [ 45.625375][ C1] x14: 0000000000000003 x13: 1ffff00003b98f22 x12: 0000000000000000 [ 45.627203][ C1] x11: ff0080000871b138 x10: 0000000000000000 x9 : ffff80000871b138 [ 45.629054][ C1] x8 : ffff0000c0a59c00 x7 : 0000000000000000 x6 : 0000000000000000 [ 45.630750][ C1] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 45.632396][ C1] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 45.634179][ C1] Call trace: [ 45.634942][ C1] __foli