Warning: Permanently added '10.128.0.216' (ED25519) to the list of known hosts. 1970/01/01 00:00:31 parsed 1 programs [ 32.855487][ T4324] cgroup: Unknown subsys name 'net' [ 33.149656][ T4324] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 33.457248][ T4324] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 40.193761][ T4352] chnl_net:caif_netlink_parms(): no params data found [ 40.212620][ T4352] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.213812][ T4352] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.215284][ T4352] device bridge_slave_0 entered promiscuous mode [ 40.218506][ T4352] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.219674][ T4352] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.221114][ T4352] device bridge_slave_1 entered promiscuous mode [ 40.228698][ T4352] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 40.231082][ T4352] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 40.239883][ T4352] team0: Port device team_slave_0 added [ 40.241661][ T4352] team0: Port device team_slave_1 added [ 40.247170][ T4352] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 40.248240][ T4352] 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. [ 40.252431][ T4352] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 40.255653][ T4352] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 40.256722][ T4352] 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. [ 40.260851][ T4352] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 40.327485][ T4352] device hsr_slave_0 entered promiscuous mode [ 40.376516][ T4352] device hsr_slave_1 entered promiscuous mode [ 40.452794][ T4352] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 40.498081][ T4352] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 40.539169][ T4352] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 40.608488][ T4352] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 40.654700][ T4352] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.655840][ T4352] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.657311][ T4352] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.658402][ T4352] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.675925][ T4352] 8021q: adding VLAN 0 to HW filter on device bond0 [ 40.679826][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 40.682256][ T55] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.685081][ T55] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.687831][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 40.692090][ T4352] 8021q: adding VLAN 0 to HW filter on device team0 [ 40.695369][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.697885][ T55] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.699026][ T55] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.703269][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.704669][ T55] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.705786][ T55] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.713545][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 40.715206][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 40.719293][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 40.722187][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 40.724947][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.772464][ T4352] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 40.822446][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 40.823760][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 40.829783][ T4352] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 40.837986][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 40.842570][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 40.844229][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 40.845691][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 40.848297][ T4352] device veth0_vlan entered promiscuous mode [ 40.858112][ T4352] device veth1_vlan entered promiscuous mode [ 40.864326][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 40.865828][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 40.868109][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 40.870487][ T4352] device veth0_macvtap entered promiscuous mode [ 40.872869][ T4352] device veth1_macvtap entered promiscuous mode [ 40.882210][ T4352] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 40.883532][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 40.885540][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 40.888992][ T4352] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 40.890327][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 40.893018][ T4352] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.894422][ T4352] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.895798][ T4352] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.897927][ T4352] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.055141][ T4365] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 41.056584][ T4365] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 41.058655][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 41.068633][ T4365] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 41.069832][ T4365] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 41.071505][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 41.969276][ T39] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 42.064743][ T4404] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 42.067221][ T4404] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 42.068657][ T4404] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 42.070145][ T4404] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 42.071327][ T4404] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 42.072467][ T4404] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 1970/01/01 00:00:42 executed programs: 0 [ 42.459737][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 42.461383][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 42.462832][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 42.464296][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 42.465660][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 42.467845][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 42.511438][ T4420] chnl_net:caif_netlink_parms(): no params data found [ 42.526595][ T4420] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.527733][ T4420] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.529178][ T4420] device bridge_slave_0 entered promiscuous mode [ 42.531634][ T4420] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.532692][ T4420] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.533998][ T4420] device bridge_slave_1 entered promiscuous mode [ 42.540780][ T4420] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 42.543953][ T4420] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 42.550921][ T4420] team0: Port device team_slave_0 added [ 42.552821][ T4420] team0: Port device team_slave_1 added [ 42.558302][ T4420] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 42.559432][ T4420] 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. [ 42.563409][ T4420] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 42.565749][ T4420] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 42.567292][ T4420] 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. [ 42.571267][ T4420] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 42.627414][ T4420] device hsr_slave_0 entered promiscuous mode [ 42.676512][ T4420] device hsr_slave_1 entered promiscuous mode [ 42.726336][ T4420] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 42.727913][ T4420] Cannot create hsr debugfs directory [ 44.027413][ T39] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 44.506686][ T47] Bluetooth: hci0: command 0x0409 tx timeout [ 46.437427][ T39] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 46.538829][ T39] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 46.586327][ T47] Bluetooth: hci0: command 0x041b tx timeout [ 47.574651][ T4420] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 47.617588][ T4420] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 47.657446][ T4420] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 47.758888][ T4420] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 47.901547][ T4420] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.904919][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.906632][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.909075][ T4420] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.911511][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.913069][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.914436][ T55] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.915565][ T55] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.917483][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.969435][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.970998][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.972454][ T4365] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.973506][ T4365] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.975896][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.979899][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.982566][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 47.985340][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.987152][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.990053][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 47.991604][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.994172][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.995705][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.999880][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 48.001569][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.004014][ T4420] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 48.161106][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 48.162430][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 48.165836][ T4420] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 48.171889][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 48.173464][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 48.179149][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 48.180685][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 48.182213][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 48.183586][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 48.185704][ T4420] device veth0_vlan entered promiscuous mode [ 48.188871][ T4420] device veth1_vlan entered promiscuous mode [ 48.195300][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 48.198444][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 48.199873][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 48.201356][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 48.203821][ T4420] device veth0_macvtap entered promiscuous mode [ 48.206186][ T4420] device veth1_macvtap entered promiscuous mode [ 48.241735][ T4420] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 48.243418][ T4420] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 48.245381][ T4420] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 48.247446][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 48.249106][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 48.251216][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 48.252743][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 48.254848][ T4420] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 48.256720][ T4420] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 48.258638][ T4420] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 48.260129][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 48.261767][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 48.264262][ T4420] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 48.265533][ T4420] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 48.267252][ T4420] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 48.268680][ T4420] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 48.343549][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 48.344979][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 48.349648][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 48.355400][ T4365] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 48.356990][ T4365] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 48.358645][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 48.509364][ T4484] loop0: detected capacity change from 0 to 32768 [ 48.517016][ T4484] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 48.518339][ T4484] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 48.533513][ T4484] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 48.536016][ T4441] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 48.539009][ T4441] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 48.551021][ T4441] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 12ms [ 48.553576][ T4441] gfs2: fsid=syz:syz.0: jid=0: Done [ 48.554591][ T4484] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 48.664337][ T4420] ------------[ cut here ]------------ [ 48.665417][ T4420] WARNING: CPU: 0 PID: 4420 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xcd8 [ 48.667012][ T4420] Modules linked in: [ 48.667629][ T4420] CPU: 0 PID: 4420 Comm: syz-executor Not tainted syzkaller #0 [ 48.668712][ T4420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 48.670133][ T4420] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 48.671252][ T4420] pc : __folio_mark_dirty+0x8a0/0xcd8 [ 48.672043][ T4420] lr : __folio_mark_dirty+0x8a0/0xcd8 [ 48.672912][ T4420] sp : ffff8000210d76e0 [ 48.673569][ T4420] x29: ffff8000210d7700 x28: 1fffff800068ad38 x27: dfff800000000000 [ 48.674836][ T4420] x26: 0000000000000000 x25: ffff0000c0589d90 x24: 0000000000000001 [ 48.676095][ T4420] x23: 0000000000000000 x22: fffffc00034569c8 x21: 1fffe000180b13b2 [ 48.677359][ T4420] x20: ffff0000db399278 x19: fffffc00034569c0 x18: 0000000000000000 [ 48.678622][ T4420] x17: ffff80001835a000 x16: ffff8000082d7db8 x15: ffff800017e3b000 [ 48.679832][ T4420] x14: 0000000000000001 x13: 1fffe000180b13b2 x12: 0000000000ff0100 [ 48.681176][ T4420] x11: ff00800008709f98 x10: 0000000000000000 x9 : ffff800008709f98 [ 48.682489][ T4420] x8 : ffff0000c77c0000 x7 : 0000000000000000 x6 : 0000000000000000 [ 48.683857][ T4420] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a58760 [ 48.685129][ T4420] x2 : ffff0000cf068060 x1 : 0000000000000000 x0 : 0000000000000000 [ 48.686376][ T4420] Call trace: [ 48.686888][ T4420] __folio_mark_dirty+0x8a0/0xcd8 [ 48.687727][ T4420] mark_buffer_dirty+0x2b8/0x5c0 [ 48.688525][ T4420] gfs2_unpin+0x120/0x8fc [ 48.689227][ T4420] buf_lo_after_commit+0x140/0x188 [ 48.690083][ T4420] gfs2_log_flush+0xc00/0x1b20 [ 48.690918][ T4420] gfs2_kill_sb+0x5c/0xd4 [ 48.691631][ T4420] deactivate_locked_super+0xac/0x120 [ 48.692514][ T4420] deactivate_super+0xe4/0x104 [ 48.693294][ T4420] cleanup_mnt+0x390/0x418 [ 48.694028][ T4420] __cleanup_mnt+0x20/0x30 [ 48.694722][ T4420] task_work_run+0x1ec/0x278 [ 48.695444][ T4420] do_notify_resume+0x1fa0/0x2aa4 [ 48.696295][ T4420] el0_svc+0x98/0x128 [ 48.696930][ T4420] el0t_64_sync_handler+0x84/0xf0 [ 48.697733][ T4420] el0t_64_sync+0x18c/0x190 [ 48.698385][ T4420] irq event stamp: 154882 [ 48.699080][ T4420] hardirqs last enabled at (154881): [] folio_memcg_lock+0xe8/0x1f4 [ 48.700594][ T4420] hardirqs last disabled at (154882): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 48.702197][ T4420] softirqs last enabled at (154762): [] local_bh_enable+0x10/0x34 [ 48.703772][ T4420] softirqs last disabled at (154760): [] local_bh_disable+0x10/0x34 [ 48.705327][ T4420] ---[ end trace 0000000000000000 ]--- [ 48.707156][ T47] Bluetooth: hci0: command 0x040f tx timeout [ 48.716650][ T4420] ------------[ cut here ]------------ [ 48.717525][ T4420] WARNING: CPU: 1 PID: 4420 at include/linux/backing-dev.h:247 __folio_start_writeback+0x88c/0xa7c [ 48.719327][ T4420] Modules linked in: [ 48.719996][ T4420] CPU: 1 PID: 4420 Comm: syz-executor Tainted: G W syzkaller #0 [ 48.721449][ T4420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 48.723037][ T4420] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 48.724284][ T4420] pc : __folio_start_writeback+0x88c/0xa7c [ 48.725220][ T4420] lr : __folio_start_writeback+0x88c/0xa7c [ 48.726146][ T4420] sp : ffff8000210d7180 [ 48.726824][ T4420] x29: ffff8000210d7260 x28: dfff800000000000 x27: 0000000000000000 [ 48.728166][ T4420] x26: ffff70000421ae38 x25: 0000000000000000 x24: ffff0000db399278 [ 48.729546][ T4420] x23: ffff8000210d71e0 x22: ffff0000c0589be8 x21: 0000000000000001 [ 48.730838][ T4420] x20: fffffc00034569c8 x19: fffffc00034569c0 x18: ffff800011b9bf60 [ 48.732118][ T4420] x17: ffff80001835a000 x16: ffff8000082d7db8 x15: 0000000000000000 [ 48.733391][ T4420] x14: 0000000000000001 x13: 1fffff800068ad38 x12: 0000000000ff0100 [ 48.734661][ T4420] x11: ff0080000870c4a4 x10: 0000000000000000 x9 : ffff80000870c4a4 [ 48.735950][ T4420] x8 : ffff0000c77c0000 x7 : ffff80000870bf10 x6 : 0000000000000000 [ 48.737293][ T4420] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000870bf50 [ 48.738641][ T4420] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 48.740002][ T4420] Call trace: [ 48.740514][ T4420] __folio_start_writeback+0x88c/0xa7c [ 48.741386][ T4420] set_page_writeback+0x5c/0x7c [ 48.742161][ T4420] gfs2_aspace_writepage+0x514/0x6dc [ 48.743004][ T4420] __gfs2_writepage+0x70/0x184 [ 48.743754][ T4420] write_cache_pages+0x74c/0xde8 [ 48.744538][ T4420] gfs2_ail1_flush+0x7c4/0xa14 [ 48.745366][ T4420] empty_ail1_list+0x130/0x214 [ 48.746150][ T4420] gfs2_log_flush+0x12b4/0x1b20 [ 48.746961][ T4420] gfs2_kill_sb+0x5c/0xd4 [ 48.747677][ T4420] deactivate_locked_super+0xac/0x120 [ 48.748569][ T4420] deactivate_super+0xe4/0x104 [ 48.749366][ T4420] cleanup_mnt+0x390/0x418 [ 48.750106][ T4420] __cleanup_mnt+0x20/0x30 [ 48.750839][ T4420] task_work_run+0x1ec/0x278 [ 48.751580][ T4420] do_notify_resume+0x1fa0/0x2aa4 [ 48.752460][ T4420] el0_svc+0x98/0x128 [ 48.753086][ T4420] el0t_64_sync_handler+0x84/0xf0 [ 48.753917][ T4420] el0t_64_sync+0x18c/0x190 [ 48.754708][ T4420] irq event stamp: 155026 [ 48.755465][ T4420] hardirqs last enabled at (155025): [] folio_memcg_lock+0xe8/0x1f4 [ 48.757050][ T4420] hardirqs last disabled at (155026): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 48.758712][ T4420] softirqs last enabled at (155004): [] handle_softirqs+0xaec/0xc60 [ 48.760388][ T4420] softirqs last disabled at (154885): [] __do_softirq+0x14/0x20 [ 48.761897][ T4420] ---[ end trace 0000000000000000 ]--- [ 48.767047][ C1] ------------[ cut here ]------------ [ 48.768075][ C1] WARNING: CPU: 1 PID: 21 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d0/0x9cc [ 48.769698][ C1] Modules linked in: [ 48.770313][ C1] CPU: 1 PID: 21 Comm: ksoftirqd/1 Tainted: G W syzkaller #0 [ 48.771726][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 48.773453][ C1] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 48.774732][ C1] pc : __folio_end_writeback+0x7d0/0x9cc [ 48.775706][ C1] lr : __folio_end_writeback+0x7d0/0x9cc [ 48.776643][ C1] sp : ffff80001ca97970 [ 48.777350][ C1] x29: ffff80001ca97990 x28: dfff800000000000 x27: ffff0000c0589be8 [ 48.778724][ C1] x26: 0000000000000000 x25: 05ffd60000002052 x24: 1fffff800066fbe8 [ 48.780053][ C1] x23: 0000000000000001 x22: ffff0000d2b802a0 x21: ffff0000d2b802a8 [ 48.781404][ C1] x20: 0000000000000001 x19: fffffc000337df40 x18: ffff800011b9bf60 [ 48.782746][ C1] x17: 1fffe00033eaa57e x16: ffff8000082d7db8 x15: 0000000000000000 [ 48.784078][ C1] x14: 0000000000000003 x13: 1ffff00003952f20 x12: 0000000000ff0100 [ 48.785350][ C1] x11: ff0080000870ba1c x10: 0000000000000000 x9 : ffff80000870ba1c [ 48.786711][ C1] x8 : ffff0000c0a51bc0 x7 : 0000000000000000 x6 : 0000000000000000 [ 48.788008][ C1] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 48.789366][ C1] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 48.790745][ C1] Call trace: [ 48.791275][ C1] __folio_end_writeback+0x7d0/0x9cc [ 48.792137][ C1] folio_end_writeback+0x12c/0x410 [ 48.792961][ C1] end_page_writeback+0x58/0x74 [ 48.793725][ C1] end_buffer_async_write+0x32c/0x4f4 [ 48.794654][ C1] end_bio_bh_io_sync+0xb0/0x1dc [ 48.795474][ C1] bio_endio+0x750/0x794 [ 48.796175][ C1] blk_update_request+0x49c/0xbec [ 48.796970][ C1] blk_mq_end_request+0x54/0x88 [ 48.797747][ C1] lo_complete_rq+0x1ec/0x250 [ 48.798500][ C1] blk_done_softirq+0x11c/0x168 [ 48.799296][ C1] handle_softirqs+0x318/0xc60 [ 48.800075][ C1] run_ksoftirqd+0x7c/0x2ac [ 48.800810][ C1] smpboot_thread_fn+0x4b0/0x964 [ 48.801664][ C1] kthread+0x250/0x2d8 [ 48.802366][ C1] ret_from_fork+0x10/0x20 [ 48.803129][ C1] irq event stamp: 433815 [ 48.803843][ C1] hardirqs last enabled at (433814): [] folio_memcg_lock+0xe8/0x1f4 [ 48.805393][ C1] hardirqs last disabled at (433815): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 48.807006][ C1] softirqs last enabled at (433804): [] handle_softirqs+0xaec/0xc60 [ 48.808595][ C1] softirqs last disabled at (433809): [] run_ksoftirqd+0x7c/0x2ac [ 48.810086][ C1] ---[ end trace 0000000000000000 ]---