Warning: Permanently added '10.128.0.31' (ED25519) to the list of known hosts. 1970/01/01 00:00:31 parsed 1 programs [ 32.502848][ T4326] cgroup: Unknown subsys name 'net' [ 32.725763][ T4326] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 33.002060][ T4326] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 36.566064][ T4362] chnl_net:caif_netlink_parms(): no params data found [ 36.582976][ T4362] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.584558][ T4362] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.586097][ T4362] device bridge_slave_0 entered promiscuous mode [ 36.589238][ T4362] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.590410][ T4362] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.591953][ T4362] device bridge_slave_1 entered promiscuous mode [ 36.598796][ T4362] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 36.601262][ T4362] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 36.608112][ T4362] team0: Port device team_slave_0 added [ 36.609833][ T4362] team0: Port device team_slave_1 added [ 36.615833][ T4362] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 36.617140][ T4362] 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. [ 36.621554][ T4362] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 36.624613][ T4362] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 36.625779][ T4362] 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. [ 36.630030][ T4362] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 36.674581][ T4362] device hsr_slave_0 entered promiscuous mode [ 36.713373][ T4362] device hsr_slave_1 entered promiscuous mode [ 36.787099][ T4362] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 36.815420][ T4362] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 36.834886][ T4362] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 36.855726][ T4362] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 36.900368][ T4362] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.901560][ T4362] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.902980][ T4362] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.904250][ T4362] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.922383][ T4362] 8021q: adding VLAN 0 to HW filter on device bond0 [ 36.926683][ T4357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 36.929272][ T4357] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.931045][ T4357] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.937121][ T4362] 8021q: adding VLAN 0 to HW filter on device team0 [ 36.940496][ T4357] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 36.942198][ T4357] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.943408][ T4357] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.948591][ T4357] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 36.950194][ T4357] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.951352][ T4357] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.957848][ T4357] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 36.959614][ T4357] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 36.962507][ T4357] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 36.965875][ T4357] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 36.968626][ T4357] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 36.971223][ T4362] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 37.024180][ T4357] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 37.025735][ T4357] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 37.028930][ T4362] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 37.042533][ T4357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 37.049866][ T4357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 37.051665][ T4357] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 37.053268][ T4357] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 37.055832][ T4362] device veth0_vlan entered promiscuous mode [ 37.058970][ T4362] device veth1_vlan entered promiscuous mode [ 37.065597][ T4357] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 37.067119][ T4357] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 37.068675][ T4357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 37.071450][ T4362] device veth0_macvtap entered promiscuous mode [ 37.075066][ T4362] device veth1_macvtap entered promiscuous mode [ 37.080265][ T4362] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 37.081512][ T4357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 37.084710][ T4357] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 37.094508][ T4362] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 37.096112][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 37.098660][ T4362] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.100059][ T4362] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.101387][ T4362] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.102715][ T4362] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.446806][ T4405] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 37.448343][ T4405] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 37.449753][ T4405] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 37.451336][ T4405] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 37.453589][ T4405] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 37.454785][ T4405] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 37.915916][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 37.917264][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 37.922411][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 37.928799][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 37.930150][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 37.931468][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 38.226245][ T1614] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:00:38 executed programs: 0 [ 38.357895][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 38.359301][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 38.360652][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 38.362289][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 38.364546][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 38.365872][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 38.411741][ T4426] chnl_net:caif_netlink_parms(): no params data found [ 38.428439][ T4426] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.429634][ T4426] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.431355][ T4426] device bridge_slave_0 entered promiscuous mode [ 38.434192][ T4426] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.435314][ T4426] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.436823][ T4426] device bridge_slave_1 entered promiscuous mode [ 38.442751][ T4426] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 38.446115][ T4426] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 38.452745][ T4426] team0: Port device team_slave_0 added [ 38.454641][ T4426] team0: Port device team_slave_1 added [ 38.459717][ T4426] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 38.460859][ 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. [ 38.465422][ T4426] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 38.467832][ T4426] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 38.468928][ 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. [ 38.473365][ T4426] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 38.525084][ T4426] device hsr_slave_0 entered promiscuous mode [ 38.564343][ T4426] device hsr_slave_1 entered promiscuous mode [ 38.603229][ T4426] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 38.604677][ T4426] Cannot create hsr debugfs directory [ 40.413591][ T4405] Bluetooth: hci0: command 0x0409 tx timeout [ 40.564389][ T1614] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 42.493273][ T4405] Bluetooth: hci0: command 0x041b tx timeout [ 42.845255][ T1614] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 42.935148][ T1614] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 43.872191][ T4426] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 43.934536][ T4426] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 44.174866][ T4426] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 44.204368][ T4426] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 44.311360][ T4426] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.315065][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.316610][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.319083][ T4426] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.321388][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.323046][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.325432][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.326615][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.328135][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.376346][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.378102][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.379722][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.380864][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.383604][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.386358][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.389035][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.390734][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.392299][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.395270][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.396883][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.399429][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.400936][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.404593][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.406216][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.408809][ T4426] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.488008][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 44.489356][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 44.492244][ T4426] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.498657][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 44.500285][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 44.506137][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 44.507713][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 44.509159][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 44.510500][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 44.512673][ T4426] device veth0_vlan entered promiscuous mode [ 44.573239][ T4405] Bluetooth: hci0: command 0x040f tx timeout [ 44.627205][ T4426] device veth1_vlan entered promiscuous mode [ 44.634601][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 44.636137][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 44.637666][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 44.639198][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 44.641454][ T4426] device veth0_macvtap entered promiscuous mode [ 44.644178][ T4426] device veth1_macvtap entered promiscuous mode [ 44.648558][ T4426] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 44.650301][ T4426] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.652338][ T4426] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 44.653899][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 44.655513][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 44.656975][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 44.658500][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 44.660878][ T4426] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 44.662529][ T4426] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.665459][ T4426] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 44.705172][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 44.706878][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 44.709696][ T4426] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 44.711064][ T4426] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 44.712401][ T4426] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 44.713837][ T4426] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 44.733457][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 44.736025][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 44.737938][ T573] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 44.745765][ T4357] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 44.747088][ T4357] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 44.748439][ T573] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 44.901650][ T4476] loop0: detected capacity change from 0 to 32768 [ 44.910594][ T4476] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 44.911924][ T4476] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 44.921600][ T4476] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 44.926989][ T4382] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 44.928042][ T4382] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 44.940043][ T4382] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 12ms [ 44.942151][ T4382] gfs2: fsid=syz:syz.0: jid=0: Done [ 44.943678][ T4476] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 45.056569][ T1614] device hsr_slave_0 left promiscuous mode [ 45.065485][ T4426] ------------[ cut here ]------------ [ 45.066484][ T4426] WARNING: CPU: 0 PID: 4426 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xcd8 [ 45.068275][ T4426] Modules linked in: [ 45.068943][ T4426] CPU: 0 PID: 4426 Comm: syz-executor Not tainted syzkaller #0 [ 45.070175][ T4426] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 45.071917][ T4426] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 45.073244][ T4426] pc : __folio_mark_dirty+0x8a0/0xcd8 [ 45.074159][ T4426] lr : __folio_mark_dirty+0x8a0/0xcd8 [ 45.075022][ T4426] sp : ffff8000213676e0 [ 45.075770][ T4426] x29: ffff800021367700 x28: 1fffff8000681338 x27: dfff800000000000 [ 45.077140][ T4426] x26: 0000000000000000 x25: ffff0000c049c990 x24: 0000000000000001 [ 45.078555][ T4426] x23: 0000000000000000 x22: fffffc00034099c8 x21: 1fffe00018093932 [ 45.079955][ T4426] x20: ffff0000effce250 x19: fffffc00034099c0 x18: ffff800011b9bf60 [ 45.081359][ T4426] x17: ffff80001835b000 x16: ffff8000082d7db8 x15: ffff800017e3c000 [ 45.082694][ T4426] x14: 0000000000000001 x13: 1fffe00018093932 x12: 0000000000ff0100 [ 45.084045][ T4426] x11: ff0080000870a0f8 x10: 0000000000000000 x9 : ffff80000870a0f8 [ 45.085424][ T4426] x8 : ffff0000cc413780 x7 : 0000000000000000 x6 : 0000000000000000 [ 45.086773][ T4426] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a58a88 [ 45.088052][ T4426] x2 : ffff0000cf12e060 x1 : 0000000000000000 x0 : 0000000000000000 [ 45.089361][ T4426] Call trace: [ 45.089879][ T4426] __folio_mark_dirty+0x8a0/0xcd8 [ 45.090745][ T4426] mark_buffer_dirty+0x2b8/0x5c0 [ 45.091560][ T4426] gfs2_unpin+0x120/0x8fc [ 45.092306][ T4426] buf_lo_after_commit+0x140/0x188 [ 45.093142][ T4426] gfs2_log_flush+0xc00/0x1b20 [ 45.093943][ T4426] gfs2_kill_sb+0x5c/0xd4 [ 45.094648][ T4426] deactivate_locked_super+0xac/0x120 [ 45.095532][ T4426] deactivate_super+0xe4/0x104 [ 45.096272][ T4426] cleanup_mnt+0x390/0x418 [ 45.096998][ T4426] __cleanup_mnt+0x20/0x30 [ 45.097761][ T4426] task_work_run+0x1ec/0x278 [ 45.098574][ T4426] do_notify_resume+0x1fa0/0x2aa4 [ 45.099383][ T4426] el0_svc+0x98/0x128 [ 45.100067][ T4426] el0t_64_sync_handler+0x84/0xf0 [ 45.100931][ T4426] el0t_64_sync+0x18c/0x190 [ 45.101663][ T4426] irq event stamp: 151082 [ 45.102343][ T4426] hardirqs last enabled at (151081): [] folio_memcg_lock+0xe8/0x1f4 [ 45.103922][ T4426] hardirqs last disabled at (151082): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 45.105578][ T4426] softirqs last enabled at (150974): [] local_bh_enable+0x10/0x34 [ 45.107163][ T4426] softirqs last disabled at (150972): [] local_bh_disable+0x10/0x34 [ 45.108699][ T4426] ---[ end trace 0000000000000000 ]--- [ 45.123658][ T4426] ------------[ cut here ]------------ [ 45.124580][ T4426] WARNING: CPU: 1 PID: 4426 at include/linux/backing-dev.h:247 __folio_start_writeback+0x88c/0xa7c [ 45.126286][ T4426] Modules linked in: [ 45.126949][ T4426] CPU: 1 PID: 4426 Comm: syz-executor Tainted: G W syzkaller #0 [ 45.128533][ T4426] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 45.130194][ T4426] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 45.131532][ T4426] pc : __folio_start_writeback+0x88c/0xa7c [ 45.132568][ T4426] lr : __folio_start_writeback+0x88c/0xa7c [ 45.133533][ T4426] sp : ffff800021367180 [ 45.134257][ T4426] x29: ffff800021367260 x28: dfff800000000000 x27: 0000000000000000 [ 45.135626][ T4426] x26: ffff70000426ce38 x25: 0000000000000000 x24: ffff0000effce250 [ 45.137003][ T4426] x23: ffff8000213671e0 x22: ffff0000c049c7e8 x21: 0000000000000001 [ 45.138354][ T4426] x20: fffffc00034099c8 x19: fffffc00034099c0 x18: ffff800011b9bf60 [ 45.139696][ T4426] x17: ffff80001835b000 x16: ffff8000082d7db8 x15: 0000000000000000 [ 45.141132][ T4426] x14: 0000000000000001 x13: 1fffff8000681338 x12: 0000000000ff0100 [ 45.142482][ T4426] x11: ff0080000870c604 x10: 0000000000000000 x9 : ffff80000870c604 [ 45.143894][ T4426] x8 : ffff0000cc413780 x7 : ffff80000870c070 x6 : 0000000000000000 [ 45.145314][ T4426] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000870c0b0 [ 45.146702][ T4426] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 45.148090][ T4426] Call trace: [ 45.148640][ T4426] __folio_start_writeback+0x88c/0xa7c [ 45.149588][ T4426] set_page_writeback+0x5c/0x7c [ 45.150443][ T4426] gfs2_aspace_writepage+0x514/0x6dc [ 45.151342][ T4426] __gfs2_writepage+0x70/0x184 [ 45.152160][ T4426] write_cache_pages+0x74c/0xde8 [ 45.152979][ T4426] gfs2_ail1_flush+0x7c4/0xa14 [ 45.153827][ T4426] empty_ail1_list+0x130/0x214 [ 45.154632][ T4426] gfs2_log_flush+0x12b4/0x1b20 [ 45.155477][ T4426] gfs2_kill_sb+0x5c/0xd4 [ 45.156175][ T4426] deactivate_locked_super+0xac/0x120 [ 45.157090][ T4426] deactivate_super+0xe4/0x104 [ 45.157923][ T4426] cleanup_mnt+0x390/0x418 [ 45.158689][ T4426] __cleanup_mnt+0x20/0x30 [ 45.159452][ T4426] task_work_run+0x1ec/0x278 [ 45.160194][ T4426] do_notify_resume+0x1fa0/0x2aa4 [ 45.161143][ T4426] el0_svc+0x98/0x128 [ 45.161841][ T4426] el0t_64_sync_handler+0x84/0xf0 [ 45.162664][ T4426] el0t_64_sync+0x18c/0x190 [ 45.163402][ T4426] irq event stamp: 151274 [ 45.164100][ T4426] hardirqs last enabled at (151273): [] folio_memcg_lock+0xe8/0x1f4 [ 45.165721][ T4426] hardirqs last disabled at (151274): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 45.167483][ T4426] softirqs last enabled at (151250): [] handle_softirqs+0xaec/0xc60 [ 45.169140][ T4426] softirqs last disabled at (151085): [] __do_softirq+0x14/0x20 [ 45.170740][ T4426] ---[ end trace 0000000000000000 ]--- [ 45.176553][ T1614] device hsr_slave_1 left promiscuous mode [ 45.178178][ C1] ------------[ cut here ]------------ [ 45.179237][ C1] WARNING: CPU: 1 PID: 21 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d0/0x9cc [ 45.180933][ C1] Modules linked in: [ 45.181593][ C1] CPU: 1 PID: 21 Comm: ksoftirqd/1 Tainted: G W syzkaller #0 [ 45.182959][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 45.184538][ C1] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 45.185860][ C1] pc : __folio_end_writeback+0x7d0/0x9cc [ 45.186811][ C1] lr : __folio_end_writeback+0x7d0/0x9cc [ 45.187843][ C1] sp : ffff80001ca97970 [ 45.188526][ C1] x29: ffff80001ca97990 x28: dfff800000000000 x27: ffff0000c049c7e8 [ 45.189851][ C1] x26: 0000000000000000 x25: 05ffd60000002052 x24: 1fffff800068be00 [ 45.191167][ C1] x23: 0000000000000001 x22: ffff0000effcc2a0 x21: ffff0000effcc2a8 [ 45.192531][ C1] x20: 0000000000000001 x19: fffffc000345f000 x18: ffff800011b9bf60 [ 45.193877][ C1] x17: 1fffe00033eaa57e x16: ffff8000082d7db8 x15: 0000000000000000 [ 45.195160][ C1] x14: 0000000000000003 x13: 1ffff00003952f20 x12: 0000000000ff0100 [ 45.196538][ C1] x11: ff0080000870bb7c x10: 0000000000000000 x9 : ffff80000870bb7c [ 45.197934][ C1] x8 : ffff0000c0a51bc0 x7 : 0000000000000000 x6 : 0000000000000000 [ 45.199276][ C1] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 45.200633][ C1] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 45.202024][ C1] Call trace: [ 45.202592][ C1] __folio_end_writeback+0x7d0/0x9cc [ 45.203430][ C1] folio_end_writeback+0x12c/0x410 [ 45.204294][ C1] end_page_writeback+0x58/0x74 [ 45.205108][ C1] end_buffer_async_write+0x32c/0x4f4 [ 45.206021][ C1] end_bio_bh_io_sync+0xb0/0x1dc [ 45.206812][ C1] bio_endio+0x750/0x794 [ 45.207553][ C1] blk_update_request+0x49c/0xbec [ 45.208399][ C1] blk_mq_end_request+0x54/0x88 [ 45.209182][ C1] lo_complete_rq+0x1ec/0x250 [ 45.209987][ C1] blk_done_softirq+0x11c/0x168 [ 45.210794][ C1] handle_softirqs+0x318/0xc60 [ 45.211616][ C1] run_ksoftirqd+0x7c/0x2ac [ 45.212377][ C1] smpboot_thread_fn+0x4b0/0x964 [ 45.213240][ C1] kthread+0x250/0x2d8 [ 45.213942][ C1] ret_from_fork+0x10/0x20 [ 45.214733][ C1] irq event stamp: 513311 [ 45.215481][ C1] hardirqs last enabled at (513310): [] folio_memcg_lock+0xe8/0x1f4 [ 45.217134][ C1] hardirqs last disabled at (513311): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 45.218897][ C1] softirqs last enabled at (513300): [] handle_softirqs+0xaec/0xc60 [ 45.220491][ C1] softirqs last disabled at (513305): [] run_ksoftirqd+0x7c/0x2ac [ 45.222098][ C1] ---[ end trace 0000000000000000 ]---