Warning: Permanently added '10.128.1.248' (ED25519) to the list of known hosts. 1970/01/01 00:00:33 parsed 1 programs [ 34.712122][ T4325] cgroup: Unknown subsys name 'net' [ 34.990145][ T4325] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 35.280640][ T4325] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 39.776782][ T4362] chnl_net:caif_netlink_parms(): no params data found [ 39.794451][ T4362] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.795616][ T4362] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.797195][ T4362] device bridge_slave_0 entered promiscuous mode [ 39.800102][ T4362] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.801135][ T4362] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.802600][ T4362] device bridge_slave_1 entered promiscuous mode [ 39.809928][ T4362] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 39.812311][ T4362] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 39.819852][ T4362] team0: Port device team_slave_0 added [ 39.821636][ T4362] team0: Port device team_slave_1 added [ 39.827541][ T4362] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 39.828663][ 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. [ 39.832451][ T4362] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 39.834958][ T4362] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 39.835922][ 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. [ 39.839803][ T4362] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 39.898411][ T4362] device hsr_slave_0 entered promiscuous mode [ 39.957590][ T4362] device hsr_slave_1 entered promiscuous mode [ 40.041621][ T4362] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 40.059406][ T4362] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 40.158027][ T4362] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 40.208840][ T4362] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 40.265569][ T4362] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.266689][ T4362] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.268101][ T4362] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.269182][ T4362] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.286818][ T4362] 8021q: adding VLAN 0 to HW filter on device bond0 [ 40.291878][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 40.294760][ T1614] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.296505][ T1614] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.301174][ T4362] 8021q: adding VLAN 0 to HW filter on device team0 [ 40.304550][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.306126][ T1614] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.307259][ T1614] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.310615][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.312122][ T1614] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.313182][ T1614] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.321519][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 40.323860][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 40.326420][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 40.329765][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 40.332645][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.335059][ T4362] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 40.386634][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 40.390220][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 40.394082][ T4362] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 40.401418][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 40.406551][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 40.409201][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 40.410517][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 40.413116][ T4362] device veth0_vlan entered promiscuous mode [ 40.416012][ T4362] device veth1_vlan entered promiscuous mode [ 40.423622][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 40.425097][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 40.426538][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 40.430738][ T4362] device veth0_macvtap entered promiscuous mode [ 40.432858][ T4362] device veth1_macvtap entered promiscuous mode [ 40.438767][ T4362] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 40.439948][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 40.441749][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 40.444802][ T4362] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 40.446104][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 40.451427][ T4362] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.452710][ T4362] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.453955][ T4362] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.455219][ T4362] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.877190][ T39] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 40.878670][ T39] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 40.882622][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 40.885143][ T39] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 40.886281][ T39] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 40.888749][ T270] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 41.022330][ T4423] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 41.023826][ T4423] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 41.025055][ T4423] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 41.026576][ T4423] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 41.028393][ T4423] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 41.029578][ T4423] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 1970/01/01 00:00:41 executed programs: 0 [ 41.233370][ T4423] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 41.234946][ T4423] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 41.236149][ T4423] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 41.241849][ T4423] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 41.243379][ T4423] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 41.244670][ T4423] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 41.290888][ T4431] chnl_net:caif_netlink_parms(): no params data found [ 41.305589][ T4431] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.306776][ T4431] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.309517][ T4431] device bridge_slave_0 entered promiscuous mode [ 41.318646][ T4431] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.319899][ T4431] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.321347][ T4431] device bridge_slave_1 entered promiscuous mode [ 41.328501][ T4431] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 41.330950][ T4431] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 41.338316][ T4431] team0: Port device team_slave_0 added [ 41.339973][ T4431] team0: Port device team_slave_1 added [ 41.345584][ T4431] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 41.346616][ T4431] 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. [ 41.350570][ T4431] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 41.352597][ T4431] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 41.353718][ T4431] 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. [ 41.357784][ T4431] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 41.408605][ T4431] device hsr_slave_0 entered promiscuous mode [ 41.427599][ T4431] device hsr_slave_1 entered promiscuous mode [ 41.468474][ T4431] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 41.469747][ T4431] Cannot create hsr debugfs directory [ 41.571263][ T4431] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 43.287837][ T47] Bluetooth: hci1: command 0x0409 tx timeout [ 43.998641][ T4431] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 45.367501][ T47] Bluetooth: hci1: command 0x041b tx timeout [ 45.918541][ T4431] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 45.999367][ T4431] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 46.249442][ T4431] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 46.350195][ T4431] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 46.388666][ T4431] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 46.428389][ T4431] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 46.528760][ T4431] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.532102][ T270] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.533428][ T270] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.536055][ T4431] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.538917][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.540578][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.541938][ T1614] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.543008][ T1614] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.544603][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.546615][ T270] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.549600][ T270] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.551046][ T270] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.552141][ T270] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.590789][ T270] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 46.593353][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 46.596024][ T270] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 46.597626][ T270] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.599903][ T270] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.603043][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 46.604609][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.607199][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.608935][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.611769][ T270] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.613128][ T270] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.615609][ T4431] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.693026][ T270] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 46.694294][ T270] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 46.697112][ T4431] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.734491][ T270] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 46.736835][ T270] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 46.742569][ T270] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 46.743991][ T270] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 46.745495][ T270] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 46.746812][ T270] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 46.749152][ T4431] device veth0_vlan entered promiscuous mode [ 46.752165][ T4431] device veth1_vlan entered promiscuous mode [ 46.758672][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 46.760166][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 46.761566][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 46.763010][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 46.765094][ T4431] device veth0_macvtap entered promiscuous mode [ 46.767187][ T4431] device veth1_macvtap entered promiscuous mode [ 46.822819][ T4431] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 46.824476][ T4431] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 46.826387][ T4431] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 46.828004][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 46.829421][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 46.830844][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 46.832232][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 46.834428][ T4431] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 46.836018][ T4431] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 46.838039][ T4431] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 46.839279][ T270] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 46.840828][ T270] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 46.843155][ T4431] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.844457][ T4431] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.845735][ T4431] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.847007][ T4431] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.896147][ T270] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 46.897311][ T270] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 46.902962][ T270] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 46.906887][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 46.908817][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 46.910439][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 47.064627][ T4461] loop0: detected capacity change from 0 to 32768 [ 47.074080][ T4461] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 47.075378][ T4461] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 47.084733][ T4461] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 47.086861][ T4446] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 47.088026][ T4446] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 47.109291][ T4446] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 21ms [ 47.110802][ T4446] gfs2: fsid=syz:syz.0: jid=0: Done [ 47.112382][ T4461] gfs2: fsid=syz:syz.0: first mount done, others may mount SYZFAIL: failed to recv rpc fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor) [ 47.176023][ T4431] ------------[ cut here ]------------ [ 47.176986][ T4431] WARNING: CPU: 0 PID: 4431 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xce0 [ 47.178573][ T4431] Modules linked in: [ 47.179194][ T4431] CPU: 0 PID: 4431 Comm: syz-executor Not tainted syzkaller #0 [ 47.180358][ T4431] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 47.181935][ T4431] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 47.183043][ T4431] pc : __folio_mark_dirty+0x8a0/0xce0 [ 47.183840][ T4431] lr : __folio_mark_dirty+0x8a0/0xce0 [ 47.184675][ T4431] sp : ffff8000210876e0 [ 47.185307][ T4431] x29: ffff800021087700 x28: 1fffff800061c470 x27: dfff800000000000 [ 47.186606][ T4431] x26: 0000000000000000 x25: ffff0000c058be90 x24: 0000000000000001 [ 47.187890][ T4431] x23: 0000000000000000 x22: fffffc00030e2388 x21: 1fffe000180b17d2 [ 47.189091][ T4431] x20: ffff0000dabee250 x19: fffffc00030e2380 x18: ffff800011a5bd40 [ 47.190278][ T4431] x17: ffff800018184000 x16: ffff8000082d2558 x15: ffff800017c65000 [ 47.191500][ T4431] x14: ffff0000caee5dd8 x13: ffff0000caee5e50 x12: 0000000000ff0100 [ 47.192724][ T4431] x11: ff008000086fd29c x10: 0000000000000000 x9 : ffff8000086fd29c [ 47.193870][ T4431] x8 : ffff0000caee5340 x7 : 0000000000000000 x6 : 0000000000000000 [ 47.194995][ T4431] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a4835c [ 47.196190][ T4431] x2 : ffff0000cecd4060 x1 : 0000000000000000 x0 : 0000000000000000 [ 47.197411][ T4431] Call trace: [ 47.197914][ T4431] __folio_mark_dirty+0x8a0/0xce0 [ 47.198610][ T4431] mark_buffer_dirty+0x2b8/0x5cc [ 47.199360][ T4431] gfs2_unpin+0x120/0x914 [ 47.200004][ T4431] buf_lo_after_commit+0x140/0x188 [ 47.200837][ T4431] gfs2_log_flush+0xbc8/0x1aa0 [ 47.201558][ T4431] gfs2_kill_sb+0x5c/0xd4 [ 47.202260][ T4431] deactivate_locked_super+0xac/0x124 [ 47.203122][ T4431] deactivate_super+0xe8/0x108 [ 47.203899][ T4431] cleanup_mnt+0x37c/0x404 [ 47.204574][ T4431] __cleanup_mnt+0x20/0x30 [ 47.205233][ T4431] task_work_run+0x1ec/0x270 [ 47.205937][ T4431] do_notify_resume+0x2038/0x2b28 [ 47.206703][ T4431] el0_svc+0x98/0x138 [ 47.207320][ T4431] el0t_64_sync_handler+0x84/0xf0 [ 47.208083][ T4431] el0t_64_sync+0x18c/0x190 [ 47.208730][ T4431] irq event stamp: 171502 [ 47.209344][ T4431] hardirqs last enabled at (171501): [] folio_memcg_lock+0xe8/0x1fc [ 47.210750][ T4431] hardirqs last disabled at (171502): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 47.212229][ T4431] softirqs last enabled at (171448): [] handle_softirqs+0xaf8/0xc6c [ 47.213565][ T4431] softirqs last disabled at (171407): [] __do_softirq+0x14/0x20 [ 47.214939][ T4431] ---[ end trace 0000000000000000 ]--- [ 47.216799][ T4431] ------------[ cut here ]------------ [ 47.217647][ T4431] WARNING: CPU: 0 PID: 4431 at include/linux/backing-dev.h:247 __folio_start_writeback+0x868/0xa68 [ 47.219331][ T4431] Modules linked in: [ 47.219876][ T4431] CPU: 0 PID: 4431 Comm: syz-executor Tainted: G W syzkaller #0 [ 47.221154][ T4431] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 47.222627][ T4431] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 47.223788][ T4431] pc : __folio_start_writeback+0x868/0xa68 [ 47.224637][ T4431] lr : __folio_start_writeback+0x868/0xa68 [ 47.225492][ T4431] sp : ffff800021087180 [ 47.226082][ T4431] x29: ffff800021087260 x28: dfff800000000000 x27: 0000000000000000 [ 47.227241][ T4431] x26: ffff700004210e38 x25: 0000000000000000 x24: ffff0000dabee250 [ 47.228375][ T4431] x23: ffff8000210871e0 x22: ffff0000c058bce8 x21: 0000000000000001 [ 47.229552][ T4431] x20: fffffc00030e2388 x19: fffffc00030e2380 x18: ffff800011a5bd40 [ 47.230766][ T4431] x17: ffff800018184000 x16: ffff8000082d2558 x15: 0000000000000000 [ 47.231927][ T4431] x14: 0000000000000406 x13: 1ffff00002a0a0b1 x12: 0000000000ff0100 [ 47.233071][ T4431] x11: ff008000086ff7b4 x10: 0000000000000000 x9 : ffff8000086ff7b4 [ 47.234260][ T4431] x8 : ffff0000caee5340 x7 : ffff8000086ff234 x6 : 0000000000000000 [ 47.235370][ T4431] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff8000086ff274 [ 47.236561][ T4431] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 47.237667][ T4431] Call trace: [ 47.238093][ T4431] __folio_start_writeback+0x868/0xa68 [ 47.238904][ T4431] set_page_writeback+0x5c/0x7c [ 47.239604][ T4431] gfs2_aspace_writepage+0x520/0x6e8 [ 47.240315][ T4431] __gfs2_writepage+0x70/0x18c [ 47.241003][ T4431] write_cache_pages+0x73c/0xdd4 [ 47.241717][ T4431] gfs2_ail1_flush+0x7c0/0xa00 [ 47.242374][ T4431] empty_ail1_list+0x110/0x1ec [ 47.243004][ T4431] gfs2_log_flush+0x1258/0x1aa0 [ 47.243695][ T4431] gfs2_kill_sb+0x5c/0xd4 [ 47.244307][ T4431] deactivate_locked_super+0xac/0x124 [ 47.245089][ T4431] deactivate_super+0xe8/0x108 [ 47.245794][ T4431] cleanup_mnt+0x37c/0x404 [ 47.246440][ T4431] __cleanup_mnt+0x20/0x30 [ 47.247089][ T4431] task_work_run+0x1ec/0x270 [ 47.247759][ T4431] do_notify_resume+0x2038/0x2b28 [ 47.248522][ T4431] el0_svc+0x98/0x138 [ 47.249105][ T4431] el0t_64_sync_handler+0x84/0xf0 [ 47.249904][ T4431] el0t_64_sync+0x18c/0x190 [ 47.250558][ T4431] irq event stamp: 171692 [ 47.251142][ T4431] hardirqs last enabled at (171691): [] folio_memcg_lock+0xe8/0x1fc [ 47.252501][ T4431] hardirqs last disabled at (171692): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 47.253893][ T4431] softirqs last enabled at (171664): [] handle_softirqs+0xaf8/0xc6c [ 47.255224][ T4431] softirqs last disabled at (171505): [] __do_softirq+0x14/0x20 [ 47.256488][ T4431] ---[ end trace 0000000000000000 ]--- [ 47.259537][ C1] ------------[ cut here ]------------ [ 47.260455][ C1] WARNING: CPU: 1 PID: 21 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d4/0x9e0 [ 47.261830][ C1] Modules linked in: [ 47.262401][ C1] CPU: 1 PID: 21 Comm: ksoftirqd/1 Tainted: G W syzkaller #0 [ 47.263577][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 47.264961][ C1] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 47.266013][ C1] pc : __folio_end_writeback+0x7d4/0x9e0 [ 47.266798][ C1] lr : __folio_end_writeback+0x7d4/0x9e0 [ 47.267563][ C1] sp : ffff80001c8c7960 [ 47.268139][ C1] x29: ffff80001c8c7980 x28: dfff800000000000 x27: ffff0000c058bce8 [ 47.269339][ C1] x26: 0000000000000000 x25: 05ffd60000002052 x24: 1fffff8000651530 [ 47.270493][ C1] x23: 0000000000000001 x22: ffff0000dabec2a0 x21: ffff0000dabec2a8 [ 47.271631][ C1] x20: 0000000000000001 x19: fffffc000328a980 x18: ffff800011a5bd40 [ 47.272826][ C1] x17: 1fffe00033eebd7e x16: ffff8000082d2558 x15: 0000000000000000 [ 47.273983][ C1] x14: 0000000000000002 x13: 1ffff00002a0a0b1 x12: 0000000000ff0100 [ 47.275166][ C1] x11: ff008000086fed40 x10: 0000000000000000 x9 : ffff8000086fed40 [ 47.276381][ C1] x8 : ffff0000c0a51bc0 x7 : 0000000000000000 x6 : 0000000000000000 [ 47.277546][ C1] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 47.278749][ C1] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 47.279917][ C1] Call trace: [ 47.280421][ C1] __folio_end_writeback+0x7d4/0x9e0 [ 47.281211][ C1] folio_end_writeback+0x12c/0x41c [ 47.281940][ C1] end_page_writeback+0x58/0x74 [ 47.282616][ C1] end_buffer_async_write+0x32c/0x508 [ 47.283421][ C1] end_bio_bh_io_sync+0xb0/0x1e0 [ 47.284119][ C1] bio_endio+0x770/0x7b4 [ 47.284719][ C1] blk_update_request+0x49c/0xbec [ 47.285405][ C1] blk_mq_end_request+0x54/0x88 [ 47.286101][ C1] lo_complete_rq+0x1ec/0x250 [ 47.286756][ C1] blk_done_softirq+0x11c/0x168 [ 47.287431][ C1] handle_softirqs+0x318/0xc6c [ 47.288140][ C1] run_ksoftirqd+0x7c/0x2b0 [ 47.288763][ C1] smpboot_thread_fn+0x4b0/0x964 [ 47.289502][ C1] kthread+0x250/0x2d8 [ 47.290124][ C1] ret_from_fork+0x10/0x20 [ 47.290833][ C1] irq event stamp: 336733 [ 47.291397][ C1] hardirqs last enabled at (336732): [] folio_memcg_lock+0xe8/0x1fc [ 47.292693][ C1] hardirqs last disabled at (336733): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 47.294165][ C1] softirqs last enabled at (336722): [] handle_softirqs+0xaf8/0xc6c [ 47.295559][ C1] softirqs last disabled at (336727): [] run_ksoftirqd+0x7c/0x2b0 [ 47.296831][ C1] ---[ end trace 0000000000000000 ]---