Warning: Permanently added '10.128.1.38' (ED25519) to the list of known hosts. 1970/01/01 00:00:32 parsed 1 programs [ 33.781566][ T4325] cgroup: Unknown subsys name 'net' [ 34.064749][ T4325] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 34.361366][ T4325] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 38.368107][ T4356] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 38.369673][ T4356] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 38.371053][ T4356] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 38.375775][ T4356] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 38.377193][ T4356] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 38.378427][ T4356] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 38.718751][ T4372] chnl_net:caif_netlink_parms(): no params data found [ 38.736217][ T4372] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.737438][ T4372] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.739047][ T4372] device bridge_slave_0 entered promiscuous mode [ 38.741577][ T4372] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.743186][ T4372] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.744743][ T4372] device bridge_slave_1 entered promiscuous mode [ 38.753535][ T4372] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 38.757238][ T4372] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 38.764317][ T4372] team0: Port device team_slave_0 added [ 38.766125][ T4372] team0: Port device team_slave_1 added [ 38.771898][ T4372] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 38.773722][ T4372] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 38.778014][ T4372] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 38.780857][ T4372] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 38.782306][ T4372] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 38.786285][ T4372] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 38.853287][ T4372] device hsr_slave_0 entered promiscuous mode [ 38.892206][ T4372] device hsr_slave_1 entered promiscuous mode [ 39.007928][ T4372] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 39.024228][ T4372] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 39.053118][ T4372] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 39.083536][ T4372] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 39.133675][ T4372] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.134934][ T4372] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.136499][ T4372] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.137689][ T4372] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.157840][ T4372] 8021q: adding VLAN 0 to HW filter on device bond0 [ 39.164424][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.166943][ T39] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.168734][ T39] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.170440][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 39.176416][ T4372] 8021q: adding VLAN 0 to HW filter on device team0 [ 39.179446][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 39.181224][ T39] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.182419][ T39] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.193249][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 39.194895][ T39] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.196020][ T39] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.198113][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 39.199941][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 39.201518][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 39.204074][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 39.207074][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 39.209909][ T4372] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 39.262370][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 39.263670][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 39.267093][ T4372] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 39.275485][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 39.281523][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 39.284046][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 39.285698][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 39.288124][ T4372] device veth0_vlan entered promiscuous mode [ 39.291337][ T4372] device veth1_vlan entered promiscuous mode [ 39.301914][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 39.304490][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 39.306207][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 39.309338][ T4372] device veth0_macvtap entered promiscuous mode [ 39.311870][ T4372] device veth1_macvtap entered promiscuous mode [ 39.318897][ T4372] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 39.320310][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 39.327496][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 39.330965][ T4372] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 39.333251][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 39.335837][ T4372] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.337111][ T4372] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.338369][ T4372] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.339620][ T4372] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.446664][ T39] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 39.448116][ T39] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 39.450135][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 39.459550][ T39] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 39.460842][ T39] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 39.462780][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:00:40 executed programs: 0 [ 40.527512][ T4356] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 40.529073][ T4356] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 40.530502][ T4356] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 40.532303][ T4356] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 40.533641][ T4356] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 40.534848][ T4356] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 40.815199][ T1839] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 40.863763][ T4423] chnl_net:caif_netlink_parms(): no params data found [ 40.878490][ T4423] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.879923][ T4423] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.881363][ T4423] device bridge_slave_0 entered promiscuous mode [ 40.884205][ T4423] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.885370][ T4423] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.886962][ T4423] device bridge_slave_1 entered promiscuous mode [ 40.893539][ T4423] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 40.895989][ T4423] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 40.903816][ T4423] team0: Port device team_slave_0 added [ 40.907352][ T4423] team0: Port device team_slave_1 added [ 40.912744][ T4423] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 40.913884][ T4423] 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. [ 40.918061][ T4423] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 40.920410][ T4423] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 40.921495][ T4423] 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. [ 40.925524][ T4423] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 40.973131][ T4423] device hsr_slave_0 entered promiscuous mode [ 41.022214][ T4423] device hsr_slave_1 entered promiscuous mode [ 41.062155][ T4423] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 41.063484][ T4423] Cannot create hsr debugfs directory [ 42.582363][ T47] Bluetooth: hci0: command 0x0409 tx timeout [ 42.762936][ T1839] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 44.662177][ T47] Bluetooth: hci0: command 0x041b tx timeout [ 44.743529][ T1839] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 44.823872][ T1839] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 45.773537][ T4423] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 45.864112][ T4423] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 45.913034][ T4423] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 46.043971][ T4423] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 46.152801][ T4423] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.156968][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.158593][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.161070][ T4423] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.164231][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.165880][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.167504][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.168660][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.170230][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.173346][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.175074][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.176521][ T55] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.177692][ T55] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.249623][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 46.252469][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 46.255267][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 46.257021][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.258622][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.261729][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 46.264009][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.266731][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.268389][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.270839][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.272600][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.275280][ T4423] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.347989][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 46.349360][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 46.352561][ T4423] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.359113][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 46.360843][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 46.367356][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 46.368850][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 46.370508][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 46.371824][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 46.375125][ T4423] device veth0_vlan entered promiscuous mode [ 46.378237][ T4423] device veth1_vlan entered promiscuous mode [ 46.416780][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 46.418372][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 46.419878][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 46.421746][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 46.425117][ T4423] device veth0_macvtap entered promiscuous mode [ 46.427588][ T4423] device veth1_macvtap entered promiscuous mode [ 46.431917][ T4423] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 46.433860][ T4423] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 46.435950][ T4423] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 46.437525][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 46.439082][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 46.440488][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 46.442132][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 46.444577][ T4423] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 46.446327][ T4423] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 46.448385][ T4423] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 46.449586][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 46.451182][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 46.454861][ T4423] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.456306][ T4423] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.457673][ T4423] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.459179][ T4423] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.530678][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 46.534428][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 46.536535][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 46.543215][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 46.544535][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 46.545913][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 46.688828][ T4490] loop0: detected capacity change from 0 to 32768 [ 46.698575][ T4490] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 46.699945][ T4490] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 46.707089][ T4490] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 46.709294][ T1515] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 46.710458][ T1515] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 46.725546][ T1515] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 15ms [ 46.727690][ T1515] gfs2: fsid=syz:syz.0: jid=0: Done [ 46.728914][ T4490] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 46.742067][ T47] Bluetooth: hci0: command 0x040f tx timeout [ 46.785814][ T4423] ------------[ cut here ]------------ [ 46.786845][ T4423] WARNING: CPU: 0 PID: 4423 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xcd8 [ 46.788462][ T4423] Modules linked in: [ 46.789132][ T4423] CPU: 0 PID: 4423 Comm: syz-executor Not tainted syzkaller #0 [ 46.790360][ T4423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 46.792009][ T4423] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 46.793260][ T4423] pc : __folio_mark_dirty+0x8a0/0xcd8 [ 46.794086][ T4423] lr : __folio_mark_dirty+0x8a0/0xcd8 [ 46.795015][ T4423] sp : ffff8000211976e0 [ 46.795679][ T4423] x29: ffff800021197700 x28: 1fffff800067f518 x27: dfff800000000000 [ 46.797006][ T4423] x26: 0000000000000000 x25: ffff0000c0494990 x24: 0000000000000001 [ 46.798261][ T4423] x23: 0000000000000000 x22: fffffc00033fa8c8 x21: 1fffe00018092932 [ 46.799584][ T4423] x20: ffff0000d4d3e250 x19: fffffc00033fa8c0 x18: ffff800011b8bf60 [ 46.800889][ T4423] x17: ffff800018349000 x16: ffff8000082d7ca0 x15: ffff800017e2a000 [ 46.802206][ T4423] x14: 0000000000000001 x13: 1fffe00018092932 x12: 0000000000ff0100 [ 46.803436][ T4423] x11: ff00800008708b70 x10: 0000000000000000 x9 : ffff800008708b70 [ 46.804742][ T4423] x8 : ffff0000d155d340 x7 : 0000000000000000 x6 : 0000000000000000 [ 46.806014][ T4423] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a56aa8 [ 46.807277][ T4423] x2 : ffff0000ceebc060 x1 : 0000000000000000 x0 : 0000000000000000 [ 46.808583][ T4423] Call trace: [ 46.809139][ T4423] __folio_mark_dirty+0x8a0/0xcd8 [ 46.809938][ T4423] mark_buffer_dirty+0x2b8/0x5c0 [ 46.810748][ T4423] gfs2_unpin+0x120/0x8fc [ 46.811429][ T4423] buf_lo_after_commit+0x140/0x188 [ 46.812311][ T4423] gfs2_log_flush+0xc00/0x1b20 [ 46.813123][ T4423] gfs2_kill_sb+0x5c/0xd4 [ 46.813769][ T4423] deactivate_locked_super+0xac/0x120 [ 46.814537][ T4423] deactivate_super+0xe4/0x104 [ 46.815316][ T4423] cleanup_mnt+0x390/0x418 [ 46.816030][ T4423] __cleanup_mnt+0x20/0x30 [ 46.816676][ T4423] task_work_run+0x1ec/0x278 [ 46.817382][ T4423] do_notify_resume+0x1fa0/0x2aa4 [ 46.818136][ T4423] el0_svc+0x98/0x128 [ 46.818787][ T4423] el0t_64_sync_handler+0x84/0xf0 [ 46.819629][ T4423] el0t_64_sync+0x18c/0x190 [ 46.820355][ T4423] irq event stamp: 149432 [ 46.821038][ T4423] hardirqs last enabled at (149431): [] folio_memcg_lock+0xe8/0x1f4 [ 46.822624][ T4423] hardirqs last disabled at (149432): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 46.824360][ T4423] softirqs last enabled at (149306): [] local_bh_enable+0x10/0x34 [ 46.825954][ T4423] softirqs last disabled at (149304): [] local_bh_disable+0x10/0x34 [ 46.827462][ T4423] ---[ end trace 0000000000000000 ]--- [ 46.852431][ T4423] ------------[ cut here ]------------ [ 46.853442][ T4423] WARNING: CPU: 1 PID: 4423 at include/linux/backing-dev.h:247 __folio_start_writeback+0x88c/0xa7c [ 46.855049][ T4423] Modules linked in: [ 46.855679][ T4423] CPU: 1 PID: 4423 Comm: syz-executor Tainted: G W syzkaller #0 [ 46.857059][ T4423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 46.858667][ T4423] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 46.859825][ T4423] pc : __folio_start_writeback+0x88c/0xa7c [ 46.860796][ T4423] lr : __folio_start_writeback+0x88c/0xa7c [ 46.861682][ T4423] sp : ffff800021197180 [ 46.862308][ T4423] x29: ffff800021197260 x28: dfff800000000000 x27: 0000000000000000 [ 46.863545][ T4423] x26: ffff700004232e38 x25: 0000000000000000 x24: ffff0000d4d3e250 [ 46.864973][ T4423] x23: ffff8000211971e0 x22: ffff0000c04947e8 x21: 0000000000000001 [ 46.866245][ T4423] x20: fffffc00033fa8c8 x19: fffffc00033fa8c0 x18: ffff800011b8bf60 [ 46.867480][ T4423] x17: ffff800018349000 x16: ffff8000082d7ca0 x15: 0000000000000000 [ 46.868715][ T4423] x14: 0000000000000001 x13: 1fffff800067f518 x12: 0000000000ff0100 [ 46.869857][ T4423] x11: ff0080000870b07c x10: 0000000000000000 x9 : ffff80000870b07c [ 46.871172][ T4423] x8 : ffff0000d155d340 x7 : ffff80000870aae8 x6 : 0000000000000000 [ 46.872353][ T4423] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000870ab28 [ 46.873628][ T4423] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 46.874911][ T4423] Call trace: [ 46.875410][ T4423] __folio_start_writeback+0x88c/0xa7c [ 46.876330][ T4423] set_page_writeback+0x5c/0x7c [ 46.877128][ T4423] gfs2_aspace_writepage+0x514/0x6dc [ 46.877952][ T4423] __gfs2_writepage+0x70/0x184 [ 46.878702][ T4423] write_cache_pages+0x74c/0xde8 [ 46.879520][ T4423] gfs2_ail1_flush+0x7c4/0xa14 [ 46.880325][ T4423] empty_ail1_list+0x130/0x214 [ 46.881069][ T4423] gfs2_log_flush+0x12b4/0x1b20 [ 46.881782][ T4423] gfs2_kill_sb+0x5c/0xd4 [ 46.882420][ T4423] deactivate_locked_super+0xac/0x120 [ 46.883375][ T4423] deactivate_super+0xe4/0x104 [ 46.884205][ T4423] cleanup_mnt+0x390/0x418 [ 46.884908][ T4423] __cleanup_mnt+0x20/0x30 [ 46.885605][ T4423] task_work_run+0x1ec/0x278 [ 46.886304][ T4423] do_notify_resume+0x1fa0/0x2aa4 [ 46.887024][ T4423] el0_svc+0x98/0x128 [ 46.887667][ T4423] el0t_64_sync_handler+0x84/0xf0 [ 46.888404][ T4423] el0t_64_sync+0x18c/0x190 [ 46.889074][ T4423] irq event stamp: 149578 [ 46.889713][ T4423] hardirqs last enabled at (149577): [] folio_memcg_lock+0xe8/0x1f4 [ 46.891314][ T4423] hardirqs last disabled at (149578): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 46.892991][ T4423] softirqs last enabled at (149556): [] handle_softirqs+0xaec/0xc60 [ 46.894613][ T4423] softirqs last disabled at (149435): [] __do_softirq+0x14/0x20 [ 46.896088][ T4423] ---[ end trace 0000000000000000 ]--- [ 46.900958][ C1] ------------[ cut here ]------------ [ 46.901861][ C1] WARNING: CPU: 1 PID: 21 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d0/0x9cc [ 46.903534][ C1] Modules linked in: [ 46.904201][ C1] CPU: 1 PID: 21 Comm: ksoftirqd/1 Tainted: G W syzkaller #0 [ 46.905649][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 46.907222][ C1] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 46.908407][ C1] pc : __folio_end_writeback+0x7d0/0x9cc [ 46.909232][ C1] lr : __folio_end_writeback+0x7d0/0x9cc [ 46.909995][ C1] sp : ffff80001ca87970 [ 46.910641][ C1] x29: ffff80001ca87990 x28: dfff800000000000 x27: ffff0000c04947e8 [ 46.911904][ C1] x26: 0000000000000000 x25: 05ffd60000002052 x24: 1fffff8000776170 [ 46.913251][ C1] x23: 0000000000000001 x22: ffff0000d4d3c2a0 x21: ffff0000d4d3c2a8 [ 46.914701][ C1] x20: 0000000000000001 x19: fffffc0003bb0b80 x18: ffff800011b8bf60 [ 46.916020][ C1] x17: 1fffe00033eac97e x16: ffff8000082d7ca0 x15: 0000000000000000 [ 46.917255][ C1] x14: 0000000000000003 x13: 1ffff00003950f20 x12: 0000000000ff0100 [ 46.918558][ C1] x11: ff0080000870a5f4 x10: 0000000000000000 x9 : ffff80000870a5f4 [ 46.919762][ C1] x8 : ffff0000c0a51bc0 x7 : 0000000000000000 x6 : 0000000000000000 [ 46.920993][ C1] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 46.922148][ C1] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 46.923502][ C1] Call trace: [ 46.924062][ C1] __folio_end_writeback+0x7d0/0x9cc [ 46.925006][ C1] folio_end_writeback+0x12c/0x410 [ 46.925852][ C1] end_page_writeback+0x58/0x74 [ 46.926695][ C1] end_buffer_async_write+0x32c/0x4f4 [ 46.927559][ C1] end_bio_bh_io_sync+0xb0/0x1dc [ 46.928322][ C1] bio_endio+0x750/0x794 [ 46.929043][ C1] blk_update_request+0x49c/0xbec [ 46.929865][ C1] blk_mq_end_request+0x54/0x88 [ 46.930627][ C1] lo_complete_rq+0x1ec/0x250 [ 46.931339][ C1] blk_done_softirq+0x11c/0x168 [ 46.932133][ C1] handle_softirqs+0x318/0xc60 [ 46.932974][ C1] run_ksoftirqd+0x7c/0x2ac [ 46.933712][ C1] smpboot_thread_fn+0x4b0/0x964 [ 46.934537][ C1] kthread+0x250/0x2d8 [ 46.935190][ C1] ret_from_fork+0x10/0x20 [ 46.935929][ C1] irq event stamp: 387701 [ 46.936559][ C1] hardirqs last enabled at (387700): [] folio_memcg_lock+0xe8/0x1f4 [ 46.938166][ C1] hardirqs last disabled at (387701): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 46.939903][ C1] softirqs last enabled at (387690): [] handle_softirqs+0xaec/0xc60 [ 46.941406][ C1] softirqs last disabled at (387695): [] run_ksoftirqd+0x7c/0x2ac [ 46.942936][ C1] ---[ end trace 0000000000000000 ]---