Warning: Permanently added '10.128.0.116' (ED25519) to the list of known hosts. 1970/01/01 00:03:34 parsed 1 programs 1970/01/01 00:03:34 serving rpc on tcp://37543 [ 215.842486][ T4323] cgroup: Unknown subsys name 'net' [ 216.107434][ T4323] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 216.370200][ T4323] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 222.738648][ T4369] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 222.740326][ T4369] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 222.741782][ T4369] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 222.743604][ T4369] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 222.745613][ T4369] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 222.747033][ T4369] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 223.034033][ T4381] chnl_net:caif_netlink_parms(): no params data found [ 223.051023][ T4381] bridge0: port 1(bridge_slave_0) entered blocking state [ 223.052556][ T4381] bridge0: port 1(bridge_slave_0) entered disabled state [ 223.054301][ T4381] device bridge_slave_0 entered promiscuous mode [ 223.057658][ T4381] bridge0: port 2(bridge_slave_1) entered blocking state [ 223.058877][ T4381] bridge0: port 2(bridge_slave_1) entered disabled state [ 223.060491][ T4381] device bridge_slave_1 entered promiscuous mode [ 223.068736][ T4381] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 223.071312][ T4381] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 223.081029][ T4381] team0: Port device team_slave_0 added [ 223.082824][ T4381] team0: Port device team_slave_1 added [ 223.090854][ T4381] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 223.092130][ T4381] 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. [ 223.096615][ T4381] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 223.099294][ T4381] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 223.100515][ T4381] 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. [ 223.105371][ T4381] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 223.126649][ T4381] device hsr_slave_0 entered promiscuous mode [ 223.184997][ T4381] device hsr_slave_1 entered promiscuous mode [ 223.258112][ T4381] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 223.307130][ T4381] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 223.367688][ T4381] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 223.427827][ T4381] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 223.493713][ T4381] bridge0: port 2(bridge_slave_1) entered blocking state [ 223.495112][ T4381] bridge0: port 2(bridge_slave_1) entered forwarding state [ 223.496703][ T4381] bridge0: port 1(bridge_slave_0) entered blocking state [ 223.498096][ T4381] bridge0: port 1(bridge_slave_0) entered forwarding state [ 223.514420][ T4381] 8021q: adding VLAN 0 to HW filter on device bond0 [ 223.518776][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 223.521269][ T11] bridge0: port 1(bridge_slave_0) entered disabled state [ 223.523034][ T11] bridge0: port 2(bridge_slave_1) entered disabled state [ 223.527197][ T4381] 8021q: adding VLAN 0 to HW filter on device team0 [ 223.530090][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 223.532074][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 223.533430][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 223.547880][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 223.549775][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 223.551549][ T11] bridge0: port 2(bridge_slave_1) entered blocking state [ 223.552895][ T11] bridge0: port 2(bridge_slave_1) entered forwarding state [ 223.556105][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 223.558934][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 223.561647][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 223.563435][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 223.565946][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 223.568631][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 223.570356][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 223.572880][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 223.576644][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 223.579623][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 223.581335][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 223.583864][ T4381] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 223.650694][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 223.652223][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 223.656689][ T4381] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 223.662665][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 223.664428][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 223.678960][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 223.680686][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 223.682454][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 223.683890][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 223.689883][ T4381] device veth0_vlan entered promiscuous mode [ 223.693123][ T4381] device veth1_vlan entered promiscuous mode [ 223.708216][ T1594] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 223.709932][ T1594] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 223.711499][ T1594] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 223.713117][ T1594] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 223.716532][ T4381] device veth0_macvtap entered promiscuous mode [ 223.718876][ T4381] device veth1_macvtap entered promiscuous mode [ 223.723512][ T4381] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 223.725384][ T1594] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 223.727016][ T1594] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 223.728611][ T1594] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 223.730244][ T1594] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 223.732991][ T4381] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 223.734419][ T1594] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 223.738160][ T1594] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 223.741091][ T4381] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 223.742686][ T4381] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 223.744271][ T4381] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 223.746390][ T4381] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 224.365669][ T1594] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 224.367164][ T1594] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 224.369034][ T1594] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 224.372302][ T1594] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 224.373637][ T1594] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 224.380860][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:03:44 executed programs: 0 [ 224.580221][ T48] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 224.581866][ T48] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 224.583264][ T48] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 224.585327][ T48] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 224.586978][ T48] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 224.588501][ T48] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 224.745886][ T56] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 224.786581][ T4426] chnl_net:caif_netlink_parms(): no params data found [ 224.802939][ T4426] bridge0: port 1(bridge_slave_0) entered blocking state [ 224.804267][ T4426] bridge0: port 1(bridge_slave_0) entered disabled state [ 224.807309][ T4426] device bridge_slave_0 entered promiscuous mode [ 224.810410][ T4426] bridge0: port 2(bridge_slave_1) entered blocking state [ 224.811605][ T4426] bridge0: port 2(bridge_slave_1) entered disabled state [ 224.813213][ T4426] device bridge_slave_1 entered promiscuous mode [ 224.819633][ T4426] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 224.822084][ T4426] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 224.829318][ T4426] team0: Port device team_slave_0 added [ 224.831204][ T4426] team0: Port device team_slave_1 added [ 224.836428][ T4426] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 224.837610][ 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. [ 224.842097][ T4426] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 224.844487][ T4426] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 224.846503][ 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. [ 224.850893][ T4426] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 224.907233][ T4426] device hsr_slave_0 entered promiscuous mode [ 224.954870][ T4426] device hsr_slave_1 entered promiscuous mode [ 224.994740][ T4426] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 224.996094][ T4426] Cannot create hsr debugfs directory [ 226.635111][ T4369] Bluetooth: hci0: command 0x0409 tx timeout [ 227.046038][ T56] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 228.724762][ T4369] Bluetooth: hci0: command 0x041b tx timeout [ 229.255790][ T56] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 229.346655][ T56] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 230.349930][ T4426] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 230.436983][ T4426] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 230.506639][ T4426] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 230.597090][ T4426] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 230.705973][ T4426] 8021q: adding VLAN 0 to HW filter on device bond0 [ 230.709612][ T4434] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 230.711353][ T4434] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 230.713842][ T4426] 8021q: adding VLAN 0 to HW filter on device team0 [ 230.747644][ T4434] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 230.749491][ T4434] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 230.751171][ T4434] bridge0: port 1(bridge_slave_0) entered blocking state [ 230.752455][ T4434] bridge0: port 1(bridge_slave_0) entered forwarding state [ 230.754194][ T4434] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 230.758038][ T4434] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 230.759631][ T4434] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 230.761688][ T4434] bridge0: port 2(bridge_slave_1) entered blocking state [ 230.762958][ T4434] bridge0: port 2(bridge_slave_1) entered forwarding state [ 230.765630][ T1594] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 230.768887][ T4434] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 230.771691][ T4434] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 230.773683][ T4434] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 230.775415][ T4434] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 230.778928][ T4434] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 230.780670][ T4434] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 230.783281][ T4434] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 230.784933][ T4434] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 230.787689][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 230.789446][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 230.792301][ T4426] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 230.794959][ T4369] Bluetooth: hci0: command 0x040f tx timeout [ 231.153103][ T4426] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 231.155114][ T4434] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 231.156564][ T4434] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 231.162195][ T4434] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 231.164003][ T4434] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 231.170008][ T4434] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 231.171616][ T4434] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 231.173297][ T4434] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 231.175025][ T4434] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 231.177448][ T4426] device veth0_vlan entered promiscuous mode [ 231.180592][ T4426] device veth1_vlan entered promiscuous mode [ 231.210705][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 231.212392][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 231.213957][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 231.216015][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 231.218743][ T4426] device veth0_macvtap entered promiscuous mode [ 231.221164][ T4426] device veth1_macvtap entered promiscuous mode [ 231.226787][ T4426] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 231.228632][ T4426] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 231.230713][ T4426] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 231.232104][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 231.233745][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 231.235640][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 231.237265][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 231.239972][ T4426] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 231.241771][ T4426] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 231.243966][ T4426] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 231.245861][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 231.247680][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 231.249802][ T4426] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 231.251147][ T4426] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 231.252531][ T4426] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 231.254006][ T4426] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 231.563503][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 231.568101][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 231.569958][ T4434] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 231.576551][ T39] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 231.577946][ T39] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 231.579421][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 231.652586][ T56] device hsr_slave_0 left promiscuous mode [ 231.675299][ T56] device hsr_slave_1 left promiscuous mode [ 231.718475][ T4527] loop0: detected capacity change from 0 to 32768 [ 231.723739][ T4527] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 231.727259][ T4527] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 231.732083][ T4527] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 231.734631][ T22] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 231.736117][ T22] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 231.748104][ T22] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 11ms [ 231.751266][ T22] gfs2: fsid=syz:syz.0: jid=0: Done [ 231.752325][ T4527] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 231.785007][ T56] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 231.786347][ T56] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 231.788874][ T56] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 231.790229][ T56] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 231.791752][ T56] device bridge_slave_1 left promiscuous mode [ 231.793205][ T56] bridge0: port 2(bridge_slave_1) entered disabled state [ 231.820349][ T4527] gfs2: fsid=syz:syz.0: found 1 quota changes [ 231.830117][ T56] device bridge_slave_0 left promiscuous mode [ 231.831748][ T56] bridge0: port 1(bridge_slave_0) entered disabled state [ 231.836836][ T4426] ------------[ cut here ]------------ [ 231.837880][ T4426] WARNING: CPU: 0 PID: 4426 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8b8/0xce0 [ 231.839837][ T4426] Modules linked in: [ 231.840598][ T4426] CPU: 0 PID: 4426 Comm: syz-executor Not tainted syzkaller #0 [ 231.842086][ T4426] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 231.843882][ T4426] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 231.845320][ T4426] pc : __folio_mark_dirty+0x8b8/0xce0 [ 231.846440][ T4426] lr : __folio_mark_dirty+0x8b8/0xce0 [ 231.847492][ T4426] sp : ffff800020eb7400 [ 231.848312][ T4426] x29: ffff800020eb7410 x28: 1fffff800069a1a8 x27: 0000000000000000 [ 231.849881][ T4426] x26: dfff800000000000 x25: 0000000000000000 x24: ffff0000c049c998 [ 231.851441][ T4426] x23: 0000000000000001 x22: 0000000000000000 x21: 1fffe00018093933 [ 231.852979][ T4426] x20: ffff0000deeae250 x19: fffffc00034d0d40 x18: 1fffe00033e6997e [ 231.854712][ T4426] x17: ffff8000153bd000 x16: ffff8000082dbd78 x15: 000000000004ffff [ 231.856472][ T4426] x14: 0000000000000001 x13: 1fffe00018093933 x12: 0000000000000000 [ 231.858197][ T4426] x11: ff00800008716620 x10: 0000000000000000 x9 : ffff800008716620 [ 231.859929][ T4426] x8 : ffff0000d9331c00 x7 : ffff800008715dac x6 : 0000000000000000 [ 231.861651][ T4426] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff800008a68bf4 [ 231.863356][ T4426] x2 : ffff0000ced60060 x1 : 0000000000000000 x0 : 0000000000000000 [ 231.865065][ T4426] Call trace: [ 231.865743][ T4426] __folio_mark_dirty+0x8b8/0xce0 [ 231.866747][ T4426] mark_buffer_dirty+0x2b8/0x5c0 [ 231.867830][ T4426] gfs2_unpin+0x128/0x918 [ 231.868743][ T4426] buf_lo_after_commit+0x144/0x18c [ 231.869822][ T4426] __gfs2_log_flush+0x12e8/0x1bd4 [ 231.870893][ T4426] gfs2_log_flush+0x3c/0x58 [ 231.871790][ T4426] do_sync+0x844/0xa68 [ 231.872646][ T4426] gfs2_quota_sync+0x2cc/0x4e8 [ 231.873650][ T4426] gfs2_sync_fs+0x50/0xc8 [ 231.874509][ T4426] sync_filesystem+0xe8/0x218 [ 231.875453][ T4426] generic_shutdown_super+0x74/0x32c [ 231.876519][ T4426] kill_block_super+0x78/0xe0 [ 231.877438][ T4426] gfs2_kill_sb+0xc4/0xd8 [ 231.878313][ T4426] deactivate_locked_super+0xb4/0x128 [ 231.879430][ T4426] deactivate_super+0xe4/0x104 [ 231.880377][ T4426] cleanup_mnt+0x3a8/0x430 [ 231.881325][ T4426] __cleanup_mnt+0x20/0x30 [ 231.882279][ T4426] task_work_run+0x1f4/0x280 [ 231.883227][ T4426] do_notify_resume+0x20f8/0x2c84 [ 231.884256][ T4426] el0_svc+0x98/0x128 [ 231.885066][ T4426] el0t_64_sync_handler+0x84/0xf0 [ 231.886157][ T4426] el0t_64_sync+0x18c/0x190 [ 231.887187][ T4426] irq event stamp: 159366 [ 231.888149][ T4426] hardirqs last enabled at (159365): [] folio_memcg_lock+0xe8/0x1f8 [ 231.889965][ T4426] hardirqs last disabled at (159366): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 231.891854][ T4426] softirqs last enabled at (159300): [] handle_softirqs+0xb1c/0xc90 [ 231.893683][ T4426] softirqs last disabled at (159277): [] __do_softirq+0x14/0x20 [ 231.895608][ T4426] ---[ end trace 0000000000000000 ]--- [ 231.906476][ T9] ------------[ cut here ]------------ [ 231.907433][ T9] WARNING: CPU: 1 PID: 9 at include/linux/backing-dev.h:247 __folio_start_writeback+0x8a8/0xa98 [ 231.909233][ T9] Modules linked in: [ 231.909956][ T9] CPU: 1 PID: 9 Comm: kworker/u4:0 Tainted: G W syzkaller #0 [ 231.911566][ T9] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 231.913328][ T9] Workqueue: writeback wb_workfn (flush-7:0) [ 231.914454][ T9] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 231.916039][ T9] pc : __folio_start_writeback+0x8a8/0xa98 [ 231.917241][ T9] lr : __folio_start_writeback+0x8a8/0xa98 [ 231.918465][ T9] sp : ffff80001cb76d20 [ 231.919263][ T9] x29: ffff80001cb76e00 x28: ffff70000396edac x27: 0000000000000000 [ 231.920860][ T9] x26: ffff0000c049c7f0 x25: 1fffff80006ee191 x24: dfff800000000000 [ 231.922426][ T9] x23: ffff0000deeaece0 x22: ffff80001cb76d80 x21: ffff0000c049c998 [ 231.923949][ T9] x20: 0000000000000001 x19: fffffc0003770c80 x18: 1fffe00033e6db7e [ 231.925493][ T9] x17: ffff8000153bd000 x16: ffff8000082dbd78 x15: 000000000004ffff [ 231.927073][ T9] x14: 0000000000000001 x13: 1fffff80006ee190 x12: 0000000000000000 [ 231.928593][ T9] x11: ff00800008718b44 x10: 0000000000000000 x9 : ffff800008718b44 [ 231.930101][ T9] x8 : ffff0000c09a8000 x7 : 0000000000000000 x6 : 0000000000000000 [ 231.931655][ T9] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff8000087185d0 [ 231.933200][ T9] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 231.934841][ T9] Call trace: [ 231.935565][ T9] __folio_start_writeback+0x8a8/0xa98 [ 231.936762][ T9] set_page_writeback+0x5c/0x7c [ 231.937786][ T9] gfs2_aspace_writepage+0x524/0x6f4 [ 231.938884][ T9] __writepage+0x70/0x184 [ 231.939765][ T9] write_cache_pages+0x760/0xe00 [ 231.940688][ T9] do_writepages+0x32c/0x50c [ 231.941555][ T9] filemap_fdatawrite_wbc+0x124/0x174 [ 231.942570][ T9] filemap_fdatawrite+0xd0/0x12c [ 231.943641][ T9] gfs2_write_inode+0x234/0x33c [ 231.944708][ T9] __writeback_single_inode+0x5e0/0x157c [ 231.945845][ T9] writeback_sb_inodes+0x870/0x1470 [ 231.946996][ T9] wb_writeback+0x40c/0xfdc [ 231.947906][ T9] wb_workfn+0x360/0xe18 [ 231.948734][ T9] process_one_work+0x7e4/0x13bc [ 231.949759][ T9] worker_thread+0x8cc/0xfe8 [ 231.950746][ T9] kthread+0x254/0x2e0 [ 231.951572][ T9] ret_from_fork+0x10/0x20 [ 231.952462][ T9] irq event stamp: 916610 [ 231.953351][ T9] hardirqs last enabled at (916609): [] folio_memcg_lock+0xe8/0x1f8 [ 231.955329][ T9] hardirqs last disabled at (916610): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 231.957217][ T9] softirqs last enabled at (916440): [] batadv_nc_purge_paths+0x2f8/0x374 [ 231.959150][ T9] softirqs last disabled at (916438): [] batadv_nc_purge_paths+0xd8/0x374 [ 231.961075][ T9] ---[ end trace 0000000000000000 ]--- [ 231.966128][ C1] ------------[ cut here ]------------ [ 231.967096][ C1] WARNING: CPU: 1 PID: 21 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d0/0x9cc [ 231.968807][ C1] Modules linked in: [ 231.969460][ C1] CPU: 1 PID: 21 Comm: ksoftirqd/1 Tainted: G W syzkaller #0 [ 231.970998][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 231.972779][ C1] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 231.974174][ C1] pc : __folio_end_writeback+0x7d0/0x9cc [ 231.975140][ C1] lr : __folio_end_writeback+0x7d0/0x9cc [ 231.976223][ C1] sp : ffff80001cc47980 [ 231.977009][ C1] x29: ffff80001cc479a0 x28: 1fffff80006ee191 x27: 1fffff80006ee190 [ 231.978590][ C1] x26: dfff800000000000 x25: 0000000000000000 x24: ffff0000c049c7f0 [ 231.980160][ C1] x23: ffff0000c049c998 x22: ffff0000deeaece0 x21: ffff0000deeaece8 [ 231.981689][ C1] x20: 0000000000000001 x19: fffffc0003770c80 x18: 1fffe00033e6db7e [ 231.983256][ C1] x17: ffff8000153bd000 x16: ffff8000082dbd78 x15: 000000000004ffff [ 231.984822][ C1] x14: 0000000000000003 x13: 1ffff00003988f22 x12: 0000000000000000 [ 231.986271][ C1] x11: ff008000087180a0 x10: 0000000000000000 x9 : ffff8000087180a0 [ 231.987731][ C1] x8 : ffff0000c0a59c00 x7 : 0000000000000000 x6 : 0000000000000000 [ 231.989217][ C1] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 231.990711][ C1] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 231.992212][ C1] Call trace: [ 231.992827][ C1] __folio_end_writeback+0x7d0/0x9cc [ 231.993824][ C1] folio_end_writeback+0x12c/0x410 [ 231.994821][ C1] end_page_writeback+0x58/0x74 [ 231.995761][ C1] end_buffer_async_write+0x330/0x4fc [ 231.996725][ C1] end_bio_bh_io_sync+0xb4/0x1e4 [ 231.997608][ C1] bio_endio+0x750/0x794 [ 231.998401][ C1] blk_update_request+0x4ac/0xc58 [ 231.999340][ C1] blk_mq_end_request+0x54/0x8c [ 232.000202][ C1] lo_complete_rq+0x1e8/0x238 [ 232.001071][ C1] blk_done_softirq+0x11c/0x168 [ 232.001932][ C1] handle_softirqs+0x318/0xc90 [ 232.002839][ C1] run_ksoftirqd+0x7c/0x2ac [ 232.003698][ C1] smpboot_thread_fn+0x4e8/0x960 [ 232.004607][ C1] kthread+0x254/0x2e0 [ 232.005360][ C1] ret_from_fork+0x10/0x20 [ 232.006222][ C1] irq event stamp: 414417 [ 232.007022][ C1] hardirqs last enabled at (414416): [] folio_memcg_lock+0xe8/0x1f8 [ 232.008822][ C1] hardirqs last disabled at (414417): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 232.010628][ C1] softirqs last enabled at (414392): [] handle_softirqs+0xb1c/0xc90 [ 232.012363][ C1] softirqs last disabled at (414397): [] run_ksoftirqd+0x7c/0x2ac [ 232.014083][ C1] ---[ end trace 0000000000000000 ]---