Warning: Permanently added '10.128.0.6' (ED25519) to the list of known hosts. 1970/01/01 00:00:34 parsed 1 programs [ 36.028192][ T4324] cgroup: Unknown subsys name 'net' [ 36.311308][ T4324] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 36.607780][ T4324] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 42.764561][ T4372] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 42.766208][ T4372] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 42.767530][ T4372] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 42.770745][ T4372] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 42.772120][ T4372] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 42.773332][ T4372] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 42.935390][ T4377] chnl_net:caif_netlink_parms(): no params data found [ 42.953141][ T4377] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.954403][ T4377] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.956010][ T4377] device bridge_slave_0 entered promiscuous mode [ 42.958223][ T4377] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.959988][ T4377] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.961492][ T4377] device bridge_slave_1 entered promiscuous mode [ 42.969461][ T4377] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 42.971850][ T4377] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 42.977993][ T4377] team0: Port device team_slave_0 added [ 42.980178][ T4377] team0: Port device team_slave_1 added [ 42.985769][ T4377] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 42.986904][ T4377] 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. [ 42.991489][ T4377] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 42.994038][ T4377] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 42.995078][ T4377] 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. [ 42.999162][ T4377] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 43.050293][ T4377] device hsr_slave_0 entered promiscuous mode [ 43.088744][ T4377] device hsr_slave_1 entered promiscuous mode [ 43.144308][ T4377] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 43.200014][ T4377] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 43.289130][ T4377] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 43.329947][ T4377] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 43.387360][ T4377] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.388592][ T4377] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.389908][ T4377] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.391088][ T4377] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.408993][ T4377] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.413102][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.415415][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.417397][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.422645][ T4377] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.431052][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.432556][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.433722][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.435070][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.436520][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.437618][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.442073][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.443608][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.446695][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.450496][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.453213][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.455576][ T4377] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.515603][ T4377] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.520100][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 43.521328][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 43.525213][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.532713][ T4377] device veth0_vlan entered promiscuous mode [ 43.534801][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.536385][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 43.537692][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 43.546200][ T4377] device veth1_vlan entered promiscuous mode [ 43.553166][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 43.555085][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.557478][ T4377] device veth0_macvtap entered promiscuous mode [ 43.561216][ T4377] device veth1_macvtap entered promiscuous mode [ 43.566097][ T4377] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 43.567346][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 43.569006][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 43.570619][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 43.572230][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 43.575536][ T4377] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 43.577560][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 43.579756][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 43.582819][ T4377] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.584242][ T4377] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.585597][ T4377] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.586941][ T4377] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.854967][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 43.856275][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 43.857962][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 43.868874][ T4405] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 43.870206][ T4405] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 43.871992][ T4405] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:00:44 executed programs: 0 [ 44.502068][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 44.503676][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 44.504932][ T4371] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 44.506328][ T4371] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 44.507595][ T4371] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 44.509332][ T4371] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 44.741731][ T4426] chnl_net:caif_netlink_parms(): no params data found [ 44.917700][ T4426] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.919244][ T4426] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.920708][ T4426] device bridge_slave_0 entered promiscuous mode [ 44.922555][ T4426] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.923655][ T4426] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.925122][ T4426] device bridge_slave_1 entered promiscuous mode [ 44.932730][ T4426] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 44.935129][ T4426] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 44.942463][ T4426] team0: Port device team_slave_0 added [ 44.944168][ T4426] team0: Port device team_slave_1 added [ 44.950292][ T4426] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 44.951429][ T4426] 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. [ 44.955622][ T4426] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 44.957912][ T4426] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 44.959460][ T4426] 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. [ 44.963908][ T4426] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 45.020134][ T4426] device hsr_slave_0 entered promiscuous mode [ 45.058811][ T4426] device hsr_slave_1 entered promiscuous mode [ 45.098641][ T4426] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 45.100048][ T4426] Cannot create hsr debugfs directory [ 45.459752][ T4426] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 46.558696][ T4371] Bluetooth: hci0: command 0x0409 tx timeout [ 48.638882][ T4371] Bluetooth: hci0: command 0x041b tx timeout [ 48.889377][ T4426] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 49.000867][ T4426] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 49.090508][ T4426] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 49.391393][ T4426] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 49.530337][ T4426] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 49.579625][ T4426] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 49.660749][ T4426] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 49.789469][ T4426] 8021q: adding VLAN 0 to HW filter on device bond0 [ 49.793383][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.794814][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.798259][ T4426] 8021q: adding VLAN 0 to HW filter on device team0 [ 49.801057][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.802615][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.804033][ T39] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.805136][ T39] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.806532][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 49.860009][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.861631][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.863074][ T39] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.864179][ T39] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.867169][ T1617] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 49.871482][ T1617] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 49.874197][ T1617] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 49.875876][ T1617] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 49.877392][ T1617] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 49.880367][ T1617] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 49.881929][ T1617] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 49.884347][ T1617] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 49.885754][ T1617] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.888098][ T1617] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 49.890770][ T1617] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.893025][ T4426] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 49.955635][ T1617] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 49.956852][ T1617] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 49.991561][ T4426] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 49.996603][ T1617] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 49.998184][ T1617] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 50.005022][ T1617] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 50.006564][ T1617] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 50.008124][ T1617] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 50.009719][ T1617] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 50.011925][ T4426] device veth0_vlan entered promiscuous mode [ 50.014775][ T4426] device veth1_vlan entered promiscuous mode [ 50.020971][ T1617] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 50.022417][ T1617] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 50.023890][ T1617] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 50.025363][ T1617] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 50.028005][ T4426] device veth0_macvtap entered promiscuous mode [ 50.030482][ T4426] device veth1_macvtap entered promiscuous mode [ 50.035183][ T4426] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 50.036763][ T4426] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 50.039655][ T4426] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 50.040911][ T1617] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 50.042451][ T1617] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 50.043786][ T1617] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 50.045398][ T1617] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 50.047930][ T4426] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 50.050082][ T4426] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 50.051979][ T4426] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 50.053097][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 50.054604][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 50.393523][ T4426] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 50.394984][ T4426] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 50.396308][ T4426] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 50.397645][ T4426] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 50.419200][ T1617] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 50.421715][ T1617] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 50.423451][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 50.430429][ T39] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 50.431738][ T39] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 50.433062][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 50.583472][ T4449] loop0: detected capacity change from 0 to 32768 [ 50.590957][ T4449] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 50.592177][ T4449] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 50.606016][ T4449] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 50.608278][ T4398] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 50.610490][ T4398] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 50.627872][ T4398] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 17ms [ 50.631500][ T4398] gfs2: fsid=syz:syz.0: jid=0: Done [ 50.632682][ T4449] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 50.691051][ T4426] ------------[ cut here ]------------ [ 50.691961][ T4426] WARNING: CPU: 0 PID: 4426 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xcd8 [ 50.693342][ T4426] Modules linked in: [ 50.693895][ T4426] CPU: 0 PID: 4426 Comm: syz-executor Not tainted syzkaller #0 [ 50.694919][ T4426] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 50.696323][ T4426] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 50.697404][ T4426] pc : __folio_mark_dirty+0x8a0/0xcd8 [ 50.698175][ T4426] lr : __folio_mark_dirty+0x8a0/0xcd8 [ 50.698967][ T4426] sp : ffff8000210076e0 [ 50.699596][ T4426] x29: ffff800021007700 x28: 1fffff8000670098 x27: dfff800000000000 [ 50.701009][ T4426] x26: 0000000000000000 x25: ffff0000c0483390 x24: 0000000000000001 [ 50.702322][ T4426] x23: 0000000000000000 x22: fffffc00033804c8 x21: 1fffe00018090672 [ 50.703640][ T4426] x20: ffff0000d4de6250 x19: fffffc00033804c0 x18: ffff800011b9bf60 [ 50.704928][ T4426] x17: ffff80001835a000 x16: ffff8000082d7db8 x15: ffff800017e3b000 [ 50.706191][ T4426] x14: 0000000000000001 x13: 1fffe00018090672 x12: 0000000000ff0100 [ 50.707433][ T4426] x11: ff00800008709f98 x10: 0000000000000000 x9 : ffff800008709f98 [ 50.708689][ T4426] x8 : ffff0000d6ce8000 x7 : 0000000000000000 x6 : 0000000000000000 [ 50.709959][ T4426] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a58760 [ 50.711239][ T4426] x2 : ffff0000cf144060 x1 : 0000000000000000 x0 : 0000000000000000 [ 50.712510][ T4426] Call trace: [ 50.712959][ T4426] __folio_mark_dirty+0x8a0/0xcd8 [ 50.713658][ T4426] mark_buffer_dirty+0x2b8/0x5c0 [ 50.714357][ T4426] gfs2_unpin+0x120/0x8fc [ 50.714980][ T4426] buf_lo_after_commit+0x140/0x188 [ 50.715679][ T4426] gfs2_log_flush+0xc00/0x1b20 [ 50.716358][ T4426] gfs2_kill_sb+0x5c/0xd4 [ 50.716969][ T4426] deactivate_locked_super+0xac/0x120 [ 50.717859][ T4426] deactivate_super+0xe4/0x104 [ 50.718715][ T4426] cleanup_mnt+0x390/0x418 [ 50.719451][ T4426] __cleanup_mnt+0x20/0x30 [ 50.720171][ T4426] task_work_run+0x1ec/0x278 [ 50.720956][ T4426] do_notify_resume+0x1fa0/0x2aa4 [ 50.721796][ T4426] el0_svc+0x98/0x128 [ 50.722481][ T4426] el0t_64_sync_handler+0x84/0xf0 [ 50.723329][ T4426] el0t_64_sync+0x18c/0x190 [ 50.724059][ T4426] irq event stamp: 164386 [ 50.724794][ T4426] hardirqs last enabled at (164385): [] folio_memcg_lock+0xe8/0x1f4 [ 50.726319][ T4426] hardirqs last disabled at (164386): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 50.727896][ T4426] softirqs last enabled at (164284): [] local_bh_enable+0x10/0x34 [ 50.729372][ T4426] softirqs last disabled at (164282): [] local_bh_disable+0x10/0x34 [ 50.731023][ T4426] ---[ end trace 0000000000000000 ]--- [ 50.734719][ T4426] ------------[ cut here ]------------ [ 50.735598][ T4426] WARNING: CPU: 0 PID: 4426 at include/linux/backing-dev.h:247 __folio_start_writeback+0x88c/0xa7c [ 50.737242][ T4426] Modules linked in: [ 50.737840][ T4426] CPU: 0 PID: 4426 Comm: syz-executor Tainted: G W syzkaller #0 [ 50.739294][ T4426] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 50.740912][ T4426] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 50.742212][ T4426] pc : __folio_start_writeback+0x88c/0xa7c [ 50.743165][ T4426] lr : __folio_start_writeback+0x88c/0xa7c [ 50.744086][ T4426] sp : ffff800021007180 [ 50.744740][ T4426] x29: ffff800021007260 x28: dfff800000000000 x27: 0000000000000000 [ 50.745989][ T4426] x26: ffff700004200e38 x25: 0000000000000000 x24: ffff0000d4de6250 [ 50.747285][ T4426] x23: ffff8000210071e0 x22: ffff0000c04831e8 x21: 0000000000000001 [ 50.748662][ T4426] x20: fffffc00033804c8 x19: fffffc00033804c0 x18: ffff800011b9bf60 [ 50.749956][ T4426] x17: ffff80001835a000 x16: ffff8000082d7db8 x15: 0000000000000000 [ 50.751370][ T4426] x14: 0000000000000001 x13: 1fffff8000670098 x12: 0000000000ff0100 [ 50.752722][ T4426] x11: ff0080000870c4a4 x10: 0000000000000000 x9 : ffff80000870c4a4 [ 50.753984][ T4426] x8 : ffff0000d6ce8000 x7 : ffff80000870bf10 x6 : 0000000000000000 [ 50.755279][ T4426] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000870bf50 [ 50.756557][ T4426] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 50.757899][ T4426] Call trace: [ 50.758474][ T4426] __folio_start_writeback+0x88c/0xa7c [ 50.759385][ T4426] set_page_writeback+0x5c/0x7c [ 50.760214][ T4426] gfs2_aspace_writepage+0x514/0x6dc [ 50.761080][ T4426] __gfs2_writepage+0x70/0x184 [ 50.761887][ T4426] write_cache_pages+0x74c/0xde8 [ 50.762775][ T4426] gfs2_ail1_flush+0x7c4/0xa14 [ 50.763617][ T4426] empty_ail1_list+0x130/0x214 [ 50.764393][ T4426] gfs2_log_flush+0x12b4/0x1b20 [ 50.765225][ T4426] gfs2_kill_sb+0x5c/0xd4 [ 50.765940][ T4426] deactivate_locked_super+0xac/0x120 [ 50.766786][ T4426] deactivate_super+0xe4/0x104 [ 50.767541][ T4426] cleanup_mnt+0x390/0x418 [ 50.768243][ T4426] __cleanup_mnt+0x20/0x30 [ 50.768947][ T4426] task_work_run+0x1ec/0x278 [ 50.769689][ T4426] do_notify_resume+0x1fa0/0x2aa4 [ 50.770536][ T4426] el0_svc+0x98/0x128 [ 50.771224][ T4426] el0t_64_sync_handler+0x84/0xf0 [ 50.772020][ T4426] el0t_64_sync+0x18c/0x190 [ 50.772756][ T4426] irq event stamp: 164546 [ 50.773482][ T4426] hardirqs last enabled at (164545): [] folio_memcg_lock+0xe8/0x1f4 [ 50.775131][ T4426] hardirqs last disabled at (164546): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 50.776917][ T4426] softirqs last enabled at (164524): [] handle_softirqs+0xaec/0xc60 [ 50.778493][ T4426] softirqs last disabled at (164389): [] __do_softirq+0x14/0x20 [ 50.779934][ T4426] ---[ end trace 0000000000000000 ]--- [ 50.781234][ T4371] Bluetooth: hci0: command 0x040f tx timeout [ 50.783919][ C0] ------------[ cut here ]------------ [ 50.785108][ C0] WARNING: CPU: 0 PID: 15 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d0/0x9cc [ 50.786677][ C0] Modules linked in: [ 50.787303][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W syzkaller #0 [ 50.788710][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 50.790295][ C0] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 50.791499][ C0] pc : __folio_end_writeback+0x7d0/0x9cc [ 50.792395][ C0] lr : __folio_end_writeback+0x7d0/0x9cc [ 50.793359][ C0] sp : ffff80001ca27970 [ 50.794084][ C0] x29: ffff80001ca27990 x28: dfff800000000000 x27: ffff0000c04831e8 [ 50.795388][ C0] x26: 0000000000000000 x25: 05ffd60000002052 x24: 1fffff80006c83e8 [ 50.796691][ C0] x23: 0000000000000001 x22: ffff0000d4de42a0 x21: ffff0000d4de42a8 [ 50.797951][ C0] x20: 0000000000000001 x19: fffffc0003641f40 x18: ffff800011b9bf60 [ 50.799325][ C0] x17: 1fffe00033ea637e x16: ffff8000082d7db8 x15: 0000000000000000 [ 50.800629][ C0] x14: 0000000000000003 x13: 1ffff00003944f20 x12: 0000000000ff0100 [ 50.801860][ C0] x11: ff0080000870ba1c x10: 0000000000000000 x9 : ffff80000870ba1c [ 50.803190][ C0] x8 : ffff0000c09b3780 x7 : 0000000000000000 x6 : 0000000000000000 [ 50.804553][ C0] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 50.805879][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 50.807141][ C0] Call trace: [ 50.807632][ C0] __folio_end_writeback+0x7d0/0x9cc [ 50.808493][ C0] folio_end_writeback+0x12c/0x410 [ 50.809322][ C0] end_page_writeback+0x58/0x74 [ 50.810075][ C0] end_buffer_async_write+0x32c/0x4f4 [ 50.810862][ C0] end_bio_bh_io_sync+0xb0/0x1dc [ 50.811841][ C0] bio_endio+0x750/0x794 [ 50.812470][ C0] blk_update_request+0x49c/0xbec [ 50.813271][ C0] blk_mq_end_request+0x54/0x88 [ 50.814099][ C0] lo_complete_rq+0x1ec/0x250 [ 50.814873][ C0] blk_done_softirq+0x11c/0x168 [ 50.815729][ C0] handle_softirqs+0x318/0xc60 [ 50.816556][ C0] run_ksoftirqd+0x7c/0x2ac [ 50.817287][ C0] smpboot_thread_fn+0x4b0/0x964 [ 50.818102][ C0] kthread+0x250/0x2d8 [ 50.818782][ C0] ret_from_fork+0x10/0x20 [ 50.819559][ C0] irq event stamp: 443241 [ 50.820290][ C0] hardirqs last enabled at (443240): [] folio_memcg_lock+0xe8/0x1f4 [ 50.821910][ C0] hardirqs last disabled at (443241): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 50.823540][ C0] softirqs last enabled at (443230): [] handle_softirqs+0xaec/0xc60 [ 50.825065][ C0] softirqs last disabled at (443235): [] run_ksoftirqd+0x7c/0x2ac [ 50.826601][ C0] ---[ end trace 0000000000000000 ]---