Warning: Permanently added '10.128.0.202' (ED25519) to the list of known hosts. 1970/01/01 00:00:25 parsed 1 programs [ 26.393834][ T4322] cgroup: Unknown subsys name 'net' [ 26.618755][ T4322] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 26.895376][ T4322] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 30.385887][ T4352] chnl_net:caif_netlink_parms(): no params data found [ 30.403529][ T4352] bridge0: port 1(bridge_slave_0) entered blocking state [ 30.404703][ T4352] bridge0: port 1(bridge_slave_0) entered disabled state [ 30.406702][ T4352] device bridge_slave_0 entered promiscuous mode [ 30.409029][ T4352] bridge0: port 2(bridge_slave_1) entered blocking state [ 30.410199][ T4352] bridge0: port 2(bridge_slave_1) entered disabled state [ 30.411600][ T4352] device bridge_slave_1 entered promiscuous mode [ 30.419244][ T4352] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 30.421668][ T4352] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 30.428570][ T4352] team0: Port device team_slave_0 added [ 30.430351][ T4352] team0: Port device team_slave_1 added [ 30.435534][ T4352] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 30.437195][ 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. [ 30.441124][ T4352] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 30.444750][ T4352] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 30.445980][ 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. [ 30.449718][ T4352] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 30.526932][ T4352] device hsr_slave_0 entered promiscuous mode [ 30.566493][ T4352] device hsr_slave_1 entered promiscuous mode [ 30.641534][ T4352] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 30.659367][ T4352] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 30.687780][ T4352] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 30.728134][ T4352] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 30.794453][ T4352] bridge0: port 2(bridge_slave_1) entered blocking state [ 30.795690][ T4352] bridge0: port 2(bridge_slave_1) entered forwarding state [ 30.797154][ T4352] bridge0: port 1(bridge_slave_0) entered blocking state [ 30.798210][ T4352] bridge0: port 1(bridge_slave_0) entered forwarding state [ 30.815287][ T4352] 8021q: adding VLAN 0 to HW filter on device bond0 [ 30.820246][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 30.822525][ T1600] bridge0: port 1(bridge_slave_0) entered disabled state [ 30.824160][ T1600] bridge0: port 2(bridge_slave_1) entered disabled state [ 30.829526][ T4352] 8021q: adding VLAN 0 to HW filter on device team0 [ 30.832324][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 30.833999][ T1600] bridge0: port 1(bridge_slave_0) entered blocking state [ 30.835059][ T1600] bridge0: port 1(bridge_slave_0) entered forwarding state [ 30.841526][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 30.843105][ T1600] bridge0: port 2(bridge_slave_1) entered blocking state [ 30.844270][ T1600] bridge0: port 2(bridge_slave_1) entered forwarding state [ 30.850006][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 30.851614][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 30.855350][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 30.859560][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 30.862202][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 30.864481][ T4352] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 30.920390][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 30.921658][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 30.925315][ T4352] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 30.931576][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 30.938577][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 30.940179][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 30.941603][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 30.944075][ T4352] device veth0_vlan entered promiscuous mode [ 30.949522][ T4352] device veth1_vlan entered promiscuous mode [ 30.957174][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 30.958684][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 30.960135][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 30.962524][ T4352] device veth0_macvtap entered promiscuous mode [ 30.964831][ T4352] device veth1_macvtap entered promiscuous mode [ 30.971348][ T4352] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 30.972602][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 30.974583][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 31.018395][ T4352] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 31.020573][ T4352] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 31.021878][ T4352] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 31.023077][ T4352] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 31.024343][ T4352] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 31.027667][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 31.230686][ T4381] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 31.232139][ T4381] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 31.233392][ T4381] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 31.234788][ T4381] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 31.237470][ T4381] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 31.238777][ T4381] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 31.352525][ T1600] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 31.353740][ T1600] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 31.362427][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 31.365043][ T1600] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 31.367298][ T1600] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 31.368773][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:00:32 executed programs: 0 [ 32.137851][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 32.139434][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 32.140849][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 32.143000][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 32.144416][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 32.145693][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 32.409462][ T9] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 32.450951][ T4415] chnl_net:caif_netlink_parms(): no params data found [ 32.466106][ T4415] bridge0: port 1(bridge_slave_0) entered blocking state [ 32.467235][ T4415] bridge0: port 1(bridge_slave_0) entered disabled state [ 32.468615][ T4415] device bridge_slave_0 entered promiscuous mode [ 32.470773][ T4415] bridge0: port 2(bridge_slave_1) entered blocking state [ 32.471927][ T4415] bridge0: port 2(bridge_slave_1) entered disabled state [ 32.473435][ T4415] device bridge_slave_1 entered promiscuous mode [ 32.481017][ T4415] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 32.483551][ T4415] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 32.490668][ T4415] team0: Port device team_slave_0 added [ 32.492513][ T4415] team0: Port device team_slave_1 added [ 32.498110][ T4415] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 32.499200][ T4415] 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. [ 32.503130][ T4415] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 32.505388][ T4415] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 32.506923][ T4415] 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. [ 32.510634][ T4415] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 32.566853][ T4415] device hsr_slave_0 entered promiscuous mode [ 32.616089][ T4415] device hsr_slave_1 entered promiscuous mode [ 32.655893][ T4415] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 32.657091][ T4415] Cannot create hsr debugfs directory [ 34.156136][ T47] Bluetooth: hci0: command 0x0409 tx timeout [ 34.376623][ T9] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 36.236265][ T47] Bluetooth: hci0: command 0x041b tx timeout [ 36.547422][ T9] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 36.627673][ T9] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 37.759952][ T4415] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 37.897592][ T4415] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 37.947180][ T4415] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 38.018702][ T4415] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 38.137952][ T4415] 8021q: adding VLAN 0 to HW filter on device bond0 [ 38.141890][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 38.143348][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 38.146118][ T4415] 8021q: adding VLAN 0 to HW filter on device team0 [ 38.148562][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 38.150182][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 38.151610][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.152704][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.154198][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 38.156879][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 38.158241][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 38.159757][ T11] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.160792][ T11] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.163167][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 38.165548][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 38.258710][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 38.260373][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 38.261835][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 38.265148][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 38.266845][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 38.269550][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 38.271069][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 38.273611][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 38.274978][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 38.277903][ T4415] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 38.316227][ T47] Bluetooth: hci0: command 0x040f tx timeout [ 38.355195][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 38.356600][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 38.359613][ T4415] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 38.397925][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 38.399521][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 38.400994][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 38.402543][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 38.404098][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 38.405448][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 38.408281][ T4415] device veth0_vlan entered promiscuous mode [ 38.412261][ T4415] device veth1_vlan entered promiscuous mode [ 38.419159][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 38.420510][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 38.421883][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 38.423444][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 38.425680][ T4415] device veth0_macvtap entered promiscuous mode [ 38.479466][ T4415] device veth1_macvtap entered promiscuous mode [ 38.484140][ T4415] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 38.485691][ T4415] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 38.488087][ T4415] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 38.489396][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 38.491025][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 38.492425][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 38.493917][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 38.496522][ T4415] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 38.498260][ T4415] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 38.500265][ T4415] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 38.501464][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 38.503326][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 38.505737][ T4415] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.507669][ T4415] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.508963][ T4415] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.510400][ T4415] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.557310][ T39] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 38.558492][ T39] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 38.559745][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 38.567680][ T39] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 38.568783][ T39] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 38.570020][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 38.712485][ T4515] loop0: detected capacity change from 0 to 32768 [ 38.721651][ T4515] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 38.722906][ T4515] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 38.729345][ T4515] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 38.731749][ T3431] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 38.732846][ T3431] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 38.747478][ T3431] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 14ms [ 38.749455][ T3431] gfs2: fsid=syz:syz.0: jid=0: Done [ 38.750621][ T4515] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 38.809240][ T4515] gfs2: fsid=syz:syz.0: found 1 quota changes [ 38.820097][ T4415] ------------[ cut here ]------------ [ 38.822556][ T4415] WARNING: CPU: 0 PID: 4415 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xcd8 [ 38.823918][ T4415] Modules linked in: [ 38.824484][ T4415] CPU: 0 PID: 4415 Comm: syz-executor Not tainted syzkaller #0 [ 38.825558][ T4415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 38.827003][ T4415] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 38.828114][ T4415] pc : __folio_mark_dirty+0x8a0/0xcd8 [ 38.828913][ T4415] lr : __folio_mark_dirty+0x8a0/0xcd8 [ 38.829702][ T4415] sp : ffff8000206373c0 [ 38.830297][ T4415] x29: ffff8000206373e0 x28: 1fffff80006c9d00 x27: dfff800000000000 [ 38.831529][ T4415] x26: 0000000000000000 x25: ffff0000c049c990 x24: 0000000000000001 [ 38.832753][ T4415] x23: 0000000000000000 x22: fffffc000364e808 x21: 1fffe00018093932 [ 38.833923][ T4415] x20: ffff0000ce75a250 x19: fffffc000364e800 x18: ffff800011b8bf60 [ 38.835151][ T4415] x17: ffff800018349000 x16: ffff8000082d7e60 x15: ffff800017e2a000 [ 38.836322][ T4415] x14: 0000000000000001 x13: 1fffe00018093932 x12: 0000000000ff0100 [ 38.837538][ T4415] x11: ff00800008708d64 x10: 0000000000000000 x9 : ffff800008708d64 [ 38.838733][ T4415] x8 : ffff0000d6888000 x7 : ffff800008708508 x6 : 0000000000000000 [ 38.839848][ T4415] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff800008a56c94 [ 38.841022][ T4415] x2 : ffff0000ce5cc060 x1 : 0000000000000000 x0 : 0000000000000000 [ 38.842213][ T4415] Call trace: [ 38.842739][ T4415] __folio_mark_dirty+0x8a0/0xcd8 [ 38.843442][ T4415] mark_buffer_dirty+0x2b8/0x5c0 [ 38.844096][ T4415] gfs2_unpin+0x120/0x8fc [ 38.844746][ T4415] buf_lo_after_commit+0x140/0x188 [ 38.845524][ T4415] gfs2_log_flush+0xc00/0x1b20 [ 38.846199][ T4415] do_sync+0x8cc/0xaec [ 38.846767][ T4415] gfs2_quota_sync+0x2cc/0x500 [ 38.847448][ T4415] gfs2_sync_fs+0x4c/0xc4 [ 38.848073][ T4415] sync_filesystem+0xe8/0x218 [ 38.848791][ T4415] generic_shutdown_super+0x70/0x324 [ 38.849600][ T4415] kill_block_super+0x70/0xdc [ 38.850318][ T4415] gfs2_kill_sb+0xc0/0xd4 [ 38.850983][ T4415] deactivate_locked_super+0xac/0x120 [ 38.851747][ T4415] deactivate_super+0xe4/0x104 [ 38.852435][ T4415] cleanup_mnt+0x390/0x418 [ 38.853043][ T4415] __cleanup_mnt+0x20/0x30 [ 38.853679][ T4415] task_work_run+0x1ec/0x278 [ 38.854372][ T4415] do_notify_resume+0x1fa0/0x2aa4 [ 38.855157][ T4415] el0_svc+0x98/0x128 [ 38.855769][ T4415] el0t_64_sync_handler+0x84/0xf0 [ 38.856503][ T4415] el0t_64_sync+0x18c/0x190 [ 38.857188][ T4415] irq event stamp: 153814 [ 38.857832][ T4415] hardirqs last enabled at (153813): [] folio_memcg_lock+0xe8/0x1f4 [ 38.859301][ T4415] hardirqs last disabled at (153814): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 38.860786][ T4415] softirqs last enabled at (153512): [] local_bh_enable+0x10/0x34 [ 38.862160][ T4415] softirqs last disabled at (153510): [] local_bh_disable+0x10/0x34 [ 38.863526][ T4415] ---[ end trace 0000000000000000 ]--- [ 38.867458][ T39] ------------[ cut here ]------------ [ 38.868390][ T39] WARNING: CPU: 1 PID: 39 at include/linux/backing-dev.h:247 __folio_start_writeback+0x88c/0xa7c [ 38.869924][ T39] Modules linked in: [ 38.870532][ T39] CPU: 1 PID: 39 Comm: kworker/u4:2 Tainted: G W syzkaller #0 [ 38.871808][ T39] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 38.873235][ T39] Workqueue: writeback wb_workfn (flush-7:0) [ 38.874166][ T39] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 38.875304][ T39] pc : __folio_start_writeback+0x88c/0xa7c [ 38.876154][ T39] lr : __folio_start_writeback+0x88c/0xa7c [ 38.877090][ T39] sp : ffff80001ced6c80 [ 38.877700][ T39] x29: ffff80001ced6d60 x28: dfff800000000000 x27: 0000000000000000 [ 38.878963][ T39] x26: ffff7000039dad98 x25: 0000000000000000 x24: ffff0000ce75ace0 [ 38.880198][ T39] x23: ffff80001ced6ce0 x22: ffff0000c049c7e8 x21: 0000000000000001 [ 38.881373][ T39] x20: fffffc0003324288 x19: fffffc0003324280 x18: ffff800011b8bf60 [ 38.882586][ T39] x17: ffff800018349000 x16: ffff8000082d7e60 x15: ffff800017e2a000 [ 38.883735][ T39] x14: 0000000000000001 x13: 1fffff8000664850 x12: 0000000000ff0100 [ 38.884880][ T39] x11: ff0080000870b270 x10: 0000000000000000 x9 : ffff80000870b270 [ 38.886041][ T39] x8 : ffff0000c43c5340 x7 : 0000000000000000 x6 : 0000000000000000 [ 38.887234][ T39] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff80000870ad1c [ 38.888415][ T39] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 38.889607][ T39] Call trace: [ 38.890094][ T39] __folio_start_writeback+0x88c/0xa7c [ 38.890952][ T39] set_page_writeback+0x5c/0x7c [ 38.891645][ T39] gfs2_aspace_writepage+0x514/0x6dc [ 38.892376][ T39] __writepage+0x70/0x184 [ 38.893002][ T39] write_cache_pages+0x74c/0xde8 [ 38.893826][ T39] do_writepages+0x318/0x504 [ 38.894525][ T39] filemap_fdatawrite_wbc+0x124/0x174 [ 38.895331][ T39] filemap_fdatawrite+0xd0/0x12c [ 38.896047][ T39] gfs2_write_inode+0x234/0x34c [ 38.896774][ T39] __writeback_single_inode+0x5e0/0x1554 [ 38.897653][ T39] writeback_sb_inodes+0x858/0x143c [ 38.898452][ T39] wb_writeback+0x414/0xfcc [ 38.899122][ T39] wb_workfn+0x360/0xe18 [ 38.899770][ T39] process_one_work+0x7f8/0x13a4 [ 38.900523][ T39] worker_thread+0x8c4/0xfec [ 38.901242][ T39] kthread+0x250/0x2d8 [ 38.901882][ T39] ret_from_fork+0x10/0x20 [ 38.902643][ T39] irq event stamp: 339434 [ 38.903261][ T39] hardirqs last enabled at (339433): [] folio_memcg_lock+0xe8/0x1f4 [ 38.904666][ T39] hardirqs last disabled at (339434): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 38.906083][ T39] softirqs last enabled at (339378): [] batadv_nc_purge_paths+0x2f0/0x378 [ 38.907552][ T39] softirqs last disabled at (339376): [] batadv_nc_purge_paths+0xd0/0x378 [ 38.908863][ T39] ---[ end trace 0000000000000000 ]--- [ 38.914019][ C1] ------------[ cut here ]------------ [ 38.914903][ C1] WARNING: CPU: 1 PID: 21 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d0/0x9cc [ 38.916362][ C1] Modules linked in: [ 38.916965][ C1] CPU: 1 PID: 21 Comm: ksoftirqd/1 Tainted: G W syzkaller #0 [ 38.918284][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 38.919746][ C1] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 38.920881][ C1] pc : __folio_end_writeback+0x7d0/0x9cc [ 38.921678][ C1] lr : __folio_end_writeback+0x7d0/0x9cc [ 38.922494][ C1] sp : ffff80001ca87970 [ 38.923039][ C1] x29: ffff80001ca87990 x28: dfff800000000000 x27: ffff0000c049c7e8 [ 38.924267][ C1] x26: 0000000000000000 x25: 05ffd400000020d2 x24: 1fffff8000664850 [ 38.925516][ C1] x23: 0000000000000001 x22: ffff0000ce75ace0 x21: ffff0000ce75ace8 [ 38.926720][ C1] x20: 0000000000000001 x19: fffffc0003324280 x18: ffff800011b8bf60 [ 38.927932][ C1] x17: ffff800018349000 x16: ffff8000082d7e60 x15: ffff800017e2a000 [ 38.929158][ C1] x14: 0000000000000003 x13: 1ffff00003950f20 x12: 0000000000ff0100 [ 38.930370][ C1] x11: ff0080000870a7e8 x10: 0000000000000000 x9 : ffff80000870a7e8 [ 38.931565][ C1] x8 : ffff0000c0a51bc0 x7 : 0000000000000000 x6 : 0000000000000000 [ 38.932755][ C1] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 38.933948][ C1] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 38.935124][ C1] Call trace: [ 38.935575][ C1] __folio_end_writeback+0x7d0/0x9cc [ 38.936398][ C1] folio_end_writeback+0x12c/0x410 [ 38.937153][ C1] end_page_writeback+0x58/0x74 [ 38.937884][ C1] end_buffer_async_write+0x32c/0x4f4 [ 38.938680][ C1] end_bio_bh_io_sync+0xb0/0x1dc [ 38.939442][ C1] bio_endio+0x750/0x794 [ 38.940069][ C1] blk_update_request+0x49c/0xbec [ 38.940871][ C1] blk_mq_end_request+0x54/0x88 [ 38.941617][ C1] lo_complete_rq+0x1ec/0x250 [ 38.942304][ C1] blk_done_softirq+0x11c/0x168 [ 38.943051][ C1] handle_softirqs+0x318/0xc60 [ 38.943768][ C1] run_ksoftirqd+0x7c/0x2ac [ 38.944474][ C1] smpboot_thread_fn+0x4b0/0x964 [ 38.945228][ C1] kthread+0x250/0x2d8 [ 38.945888][ C1] ret_from_fork+0x10/0x20 [ 38.946550][ C1] irq event stamp: 401895 [ 38.947165][ C1] hardirqs last enabled at (401894): [] folio_memcg_lock+0xe8/0x1f4 [ 38.948595][ C1] hardirqs last disabled at (401895): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 38.949998][ C1] softirqs last enabled at (401870): [] handle_softirqs+0xaec/0xc60 [ 38.951414][ C1] softirqs last disabled at (401875): [] run_ksoftirqd+0x7c/0x2ac [ 38.952898][ C1] ---[ end trace 0000000000000000 ]---