Warning: Permanently added '10.128.1.114' (ED25519) to the list of known hosts. 1970/01/01 00:00:27 parsed 1 programs [ 28.650042][ T4326] cgroup: Unknown subsys name 'net' [ 28.912713][ T4326] cgroup: Unknown subsys name 'rlimit' [ 29.206871][ T4326] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 33.361823][ T4359] chnl_net:caif_netlink_parms(): no params data found [ 33.379809][ T4359] bridge0: port 1(bridge_slave_0) entered blocking state [ 33.381202][ T4359] bridge0: port 1(bridge_slave_0) entered disabled state [ 33.382655][ T4359] device bridge_slave_0 entered promiscuous mode [ 33.384848][ T4359] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.385975][ T4359] bridge0: port 2(bridge_slave_1) entered disabled state [ 33.387290][ T4359] device bridge_slave_1 entered promiscuous mode [ 33.394705][ T4359] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 33.397607][ T4359] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 33.404492][ T4359] team0: Port device team_slave_0 added [ 33.406159][ T4359] team0: Port device team_slave_1 added [ 33.412731][ T4359] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 33.413869][ T4359] 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. [ 33.418170][ T4359] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 33.420920][ T4359] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 33.422066][ T4359] 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. [ 33.426277][ T4359] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 33.491009][ T4359] device hsr_slave_0 entered promiscuous mode [ 33.530146][ T4359] device hsr_slave_1 entered promiscuous mode [ 33.604252][ T4359] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 33.652734][ T4359] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 33.702243][ T4359] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 33.790475][ T4359] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 33.840857][ T4359] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.842094][ T4359] bridge0: port 2(bridge_slave_1) entered forwarding state [ 33.843442][ T4359] bridge0: port 1(bridge_slave_0) entered blocking state [ 33.844583][ T4359] bridge0: port 1(bridge_slave_0) entered forwarding state [ 33.861015][ T4359] 8021q: adding VLAN 0 to HW filter on device bond0 [ 33.866495][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 33.868731][ T39] bridge0: port 1(bridge_slave_0) entered disabled state [ 33.871201][ T39] bridge0: port 2(bridge_slave_1) entered disabled state [ 33.875793][ T4359] 8021q: adding VLAN 0 to HW filter on device team0 [ 33.879395][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 33.882942][ T39] bridge0: port 1(bridge_slave_0) entered blocking state [ 33.884106][ T39] bridge0: port 1(bridge_slave_0) entered forwarding state [ 33.886679][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 33.888148][ T39] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.889284][ T39] bridge0: port 2(bridge_slave_1) entered forwarding state [ 33.897226][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 33.898755][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 33.902784][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 33.905735][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 33.908626][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 33.911443][ T4359] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 33.965176][ T4359] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 33.970663][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 33.971967][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 33.973281][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 33.979466][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 33.981759][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 33.983259][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 33.986566][ T4359] device veth0_vlan entered promiscuous mode [ 33.989671][ T4359] device veth1_vlan entered promiscuous mode [ 33.996493][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 33.997945][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 33.999376][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 34.002996][ T4359] device veth0_macvtap entered promiscuous mode [ 34.005344][ T4359] device veth1_macvtap entered promiscuous mode [ 34.015124][ T4359] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 34.016409][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 34.018368][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 34.022200][ T4359] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 34.023500][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 34.025900][ T4359] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 34.027370][ T4359] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 34.028651][ T4359] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 34.030788][ T4359] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 34.129787][ T39] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 34.131702][ T39] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 34.133876][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 34.139456][ T453] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 34.140857][ T453] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 34.142552][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 34.219835][ T4397] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 34.221730][ T4397] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 34.223093][ T4397] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 34.224671][ T4397] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 34.225965][ T4397] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 34.227666][ T4397] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 35.292861][ T1585] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:00:35 executed programs: 0 [ 35.428518][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 35.430559][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 35.431813][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 35.433269][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 35.434559][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 35.435829][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 35.484808][ T4424] chnl_net:caif_netlink_parms(): no params data found [ 35.501006][ T4424] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.502244][ T4424] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.503681][ T4424] device bridge_slave_0 entered promiscuous mode [ 35.506321][ T4424] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.507437][ T4424] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.508861][ T4424] device bridge_slave_1 entered promiscuous mode [ 35.516403][ T4424] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 35.518633][ T4424] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 35.526295][ T4424] team0: Port device team_slave_0 added [ 35.527991][ T4424] team0: Port device team_slave_1 added [ 35.535442][ T4424] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 35.536533][ T4424] 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. [ 35.540909][ T4424] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 35.544140][ T4424] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 35.545202][ T4424] 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. [ 35.549353][ T4424] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 35.591199][ T4424] device hsr_slave_0 entered promiscuous mode [ 35.630233][ T4424] device hsr_slave_1 entered promiscuous mode [ 35.669996][ T4424] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 35.671372][ T4424] Cannot create hsr debugfs directory [ 37.450353][ T4397] Bluetooth: hci0: command 0x0409 tx timeout [ 37.831420][ T1585] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 39.431121][ T1585] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 39.530716][ T4397] Bluetooth: hci0: command 0x041b tx timeout [ 39.533819][ T1585] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 40.786512][ T4424] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 40.882888][ T4424] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 40.921079][ T4424] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 41.041994][ T4424] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 41.141928][ T4424] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.145880][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.147510][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.150360][ T4424] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.152693][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 41.154234][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.155779][ T39] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.156888][ T39] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.158590][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 41.213077][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 41.214698][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.216023][ T39] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.217173][ T39] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.219869][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 41.225764][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 41.227361][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 41.229071][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 41.231162][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 41.233443][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 41.234930][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 41.238242][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 41.239794][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.243551][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 41.245100][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.247371][ T4424] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 41.610156][ T4397] Bluetooth: hci0: command 0x040f tx timeout [ 41.616242][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 41.617550][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 41.621161][ T4424] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 41.627900][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 41.629396][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 41.635448][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 41.636979][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 41.638466][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 41.639754][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 41.641938][ T4424] device veth0_vlan entered promiscuous mode [ 41.645061][ T4424] device veth1_vlan entered promiscuous mode [ 41.686602][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 41.688183][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 41.689581][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 41.691393][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 41.693507][ T4424] device veth0_macvtap entered promiscuous mode [ 41.695716][ T4424] device veth1_macvtap entered promiscuous mode [ 41.699639][ T4424] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 41.701311][ T4424] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 41.703453][ T4424] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 41.704798][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 41.706382][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 41.707726][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 41.709162][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 41.711831][ T4424] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 41.713373][ T4424] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 41.715279][ T4424] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 41.716446][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 41.717899][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 41.720826][ T4424] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.722126][ T4424] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.723381][ T4424] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.724771][ T4424] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 42.076154][ T1606] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 42.077406][ T1606] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 42.083367][ T1606] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 42.084672][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 42.085827][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 42.087512][ T1606] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 42.116354][ T1585] device hsr_slave_0 left promiscuous mode [ 42.150378][ T1585] device hsr_slave_1 left promiscuous mode [ 42.240145][ T1585] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 42.240879][ T4511] loop0: detected capacity change from 0 to 32768 [ 42.241363][ T1585] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 42.244831][ T1585] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 42.247655][ T1585] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 42.248823][ T4511] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 42.250790][ T4511] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 42.252859][ T1585] device bridge_slave_1 left promiscuous mode [ 42.254081][ T1585] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.263537][ T4511] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 42.265835][ T4451] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 42.266899][ T4451] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 42.278633][ T4451] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 11ms [ 42.281063][ T4451] gfs2: fsid=syz:syz.0: jid=0: Done [ 42.282091][ T4511] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 42.301513][ T1585] device bridge_slave_0 left promiscuous mode [ 42.302585][ T1585] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.390502][ T4424] ------------[ cut here ]------------ [ 42.391611][ T4424] WARNING: CPU: 1 PID: 4424 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xce0 [ 42.393164][ T4424] Modules linked in: [ 42.393757][ T4424] CPU: 1 PID: 4424 Comm: syz-executor Not tainted syzkaller #0 [ 42.394947][ T4424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 42.396474][ T4424] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 42.397600][ T4424] pc : __folio_mark_dirty+0x8a0/0xce0 [ 42.398374][ T4424] lr : __folio_mark_dirty+0x8a0/0xce0 [ 42.399137][ T4424] sp : ffff8000211876e0 [ 42.399708][ T4424] x29: ffff800021187700 x28: 1fffff8000649c10 x27: dfff800000000000 [ 42.400865][ T4424] x26: 0000000000000000 x25: ffff0000c0494990 x24: 0000000000000001 [ 42.402075][ T4424] x23: 0000000000000000 x22: fffffc000324e088 x21: 1fffe00018092932 [ 42.403360][ T4424] x20: ffff0000cac52250 x19: fffffc000324e080 x18: ffff800011abbcc0 [ 42.404553][ T4424] x17: ffff8000181fa000 x16: ffff8000082d0e30 x15: ffff800017cdafc0 [ 42.405928][ T4424] x14: ffff0000d1bd4218 x13: ffff0000d1bd4290 x12: 0000000000ff0100 [ 42.407317][ T4424] x11: ff008000086fb7d8 x10: 0000000000000000 x9 : ffff8000086fb7d8 [ 42.408620][ T4424] x8 : ffff0000d1bd3780 x7 : 0000000000000000 x6 : 0000000000000000 [ 42.409898][ T4424] x5 : ffff8000183b7c78 x4 : 0000000000000008 x3 : ffff800008a460d0 [ 42.411216][ T4424] x2 : ffff0000cef98060 x1 : 0000000000000000 x0 : 0000000000000000 [ 42.412450][ T4424] Call trace: [ 42.412955][ T4424] __folio_mark_dirty+0x8a0/0xce0 [ 42.413791][ T4424] mark_buffer_dirty+0x2b8/0x5cc [ 42.414581][ T4424] gfs2_unpin+0x120/0x914 [ 42.415245][ T4424] buf_lo_after_commit+0x140/0x188 [ 42.416024][ T4424] gfs2_log_flush+0xbc8/0x1aa0 [ 42.416810][ T4424] gfs2_kill_sb+0x5c/0xd4 [ 42.417497][ T4424] deactivate_locked_super+0xac/0x124 [ 42.418307][ T4424] deactivate_super+0xe8/0x108 [ 42.419032][ T4424] cleanup_mnt+0x37c/0x404 [ 42.419772][ T4424] __cleanup_mnt+0x20/0x30 [ 42.420520][ T4424] task_work_run+0x1ec/0x270 [ 42.421293][ T4424] do_notify_resume+0x1f70/0x2b0c [ 42.422158][ T4424] el0_svc+0x98/0x138 [ 42.422749][ T4424] el0t_64_sync_handler+0x84/0xf0 [ 42.423506][ T4424] el0t_64_sync+0x18c/0x190 [ 42.424168][ T4424] irq event stamp: 159554 [ 42.424820][ T4424] hardirqs last enabled at (159553): [] folio_memcg_lock+0xe8/0x1fc [ 42.426251][ T4424] hardirqs last disabled at (159554): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 42.427869][ T4424] softirqs last enabled at (159316): [] local_bh_enable+0x10/0x34 [ 42.429426][ T4424] softirqs last disabled at (159314): [] local_bh_disable+0x10/0x34 [ 42.430809][ T4424] ---[ end trace 0000000000000000 ]--- [ 42.440504][ T1585] device veth1_macvtap left promiscuous mode [ 42.441491][ T1585] device veth0_macvtap left promiscuous mode [ 42.442356][ T1585] device veth1_vlan left promiscuous mode [ 42.443230][ T1585] device veth0_vlan left promiscuous mode [ 42.460553][ T4424] ------------[ cut here ]------------ [ 42.461449][ T4424] WARNING: CPU: 1 PID: 4424 at include/linux/backing-dev.h:247 __folio_start_writeback+0x868/0xa68 [ 42.463215][ T4424] Modules linked in: [ 42.463860][ T4424] CPU: 1 PID: 4424 Comm: syz-executor Tainted: G W syzkaller #0 [ 42.465290][ T4424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 42.466955][ T4424] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 42.468162][ T4424] pc : __folio_start_writeback+0x868/0xa68 [ 42.469030][ T4424] lr : __folio_start_writeback+0x868/0xa68 [ 42.469855][ T4424] sp : ffff800021187180 [ 42.470473][ T4424] x29: ffff800021187260 x28: dfff800000000000 x27: 0000000000000000 [ 42.471743][ T4424] x26: ffff700004230e38 x25: 0000000000000000 x24: ffff0000cac52250 [ 42.473051][ T4424] x23: ffff8000211871e0 x22: ffff0000c04947e8 x21: 0000000000000001 [ 42.474331][ T4424] x20: fffffc000324e088 x19: fffffc000324e080 x18: ffff800011abbcc0 [ 42.475562][ T4424] x17: ffff8000181fa000 x16: ffff8000082d0e30 x15: 0000000000000000 [ 42.476761][ T4424] x14: 0000000000000406 x13: 1ffff00002a180b1 x12: 0000000000ff0100 [ 42.477985][ T4424] x11: ff008000086fdcf0 x10: 0000000000000000 x9 : ffff8000086fdcf0 [ 42.479210][ T4424] x8 : ffff0000d1bd3780 x7 : ffff8000086fd770 x6 : 0000000000000000 [ 42.480463][ T4424] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff8000086fd7b0 [ 42.481649][ T4424] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 42.482905][ T4424] Call trace: [ 42.483396][ T4424] __folio_start_writeback+0x868/0xa68 [ 42.484187][ T4424] set_page_writeback+0x5c/0x7c [ 42.484892][ T4424] gfs2_aspace_writepage+0x520/0x6e8 [ 42.485745][ T4424] __gfs2_writepage+0x70/0x18c [ 42.486444][ T4424] write_cache_pages+0x73c/0xdd4 [ 42.487218][ T4424] gfs2_ail1_flush+0x7c0/0xa00 [ 42.487890][ T4424] empty_ail1_list+0x110/0x1ec [ 42.488586][ T4424] gfs2_log_flush+0x1258/0x1aa0 [ 42.489369][ T4424] gfs2_kill_sb+0x5c/0xd4 [ 42.490060][ T4424] deactivate_locked_super+0xac/0x124 [ 42.490870][ T4424] deactivate_super+0xe8/0x108 [ 42.491564][ T4424] cleanup_mnt+0x37c/0x404 [ 42.492322][ T4424] __cleanup_mnt+0x20/0x30 [ 42.493083][ T4424] task_work_run+0x1ec/0x270 [ 42.493798][ T4424] do_notify_resume+0x1f70/0x2b0c [ 42.494585][ T4424] el0_svc+0x98/0x138 [ 42.495227][ T4424] el0t_64_sync_handler+0x84/0xf0 [ 42.495970][ T4424] el0t_64_sync+0x18c/0x190 [ 42.496640][ T4424] irq event stamp: 159688 [ 42.497276][ T4424] hardirqs last enabled at (159687): [] folio_memcg_lock+0xe8/0x1fc [ 42.498835][ T4424] hardirqs last disabled at (159688): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 42.500429][ T4424] softirqs last enabled at (159660): [] handle_softirqs+0xaf8/0xc6c [ 42.501938][ T4424] softirqs last disabled at (159557): [] __do_softirq+0x14/0x20 [ 42.503361][ T4424] ---[ end trace 0000000000000000 ]--- [ 42.505819][ C0] ------------[ cut here ]------------ [ 42.506835][ C0] WARNING: CPU: 0 PID: 15 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d4/0x9e0 [ 42.508403][ C0] Modules linked in: [ 42.509011][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W syzkaller #0 [ 42.510344][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 42.511905][ C0] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 42.513148][ C0] pc : __folio_end_writeback+0x7d4/0x9e0 [ 42.514053][ C0] lr : __folio_end_writeback+0x7d4/0x9e0 [ 42.514942][ C0] sp : ffff80001c8c7960 [ 42.515580][ C0] x29: ffff80001c8c7980 x28: dfff800000000000 x27: ffff0000c04947e8 [ 42.516819][ C0] x26: 0000000000000000 x25: 05ffd40000002052 x24: 1fffff800068e498 [ 42.518185][ C0] x23: 0000000000000001 x22: ffff0000cac502a0 x21: ffff0000cac502a8 [ 42.519548][ C0] x20: 0000000000000001 x19: fffffc00034724c0 x18: ffff800011abbcc0 [ 42.520885][ C0] x17: 1fffe00033edbb7e x16: ffff8000082d0e30 x15: ffff8000150bd000 [ 42.522187][ C0] x14: 0000000000000100 x13: 1ffff00002a180b1 x12: 0000000000ff0100 [ 42.523449][ C0] x11: ff0080000