Warning: Permanently added '10.128.1.20' (ED25519) to the list of known hosts. 1970/01/01 00:00:51 parsed 1 programs [ 52.484445][ T4330] cgroup: Unknown subsys name 'net' [ 52.695434][ T4330] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 52.969248][ T4330] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 56.943287][ T39] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 56.944532][ T39] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 56.946956][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 56.954543][ T55] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 56.955745][ T55] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 56.957135][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 57.264194][ T4354] chnl_net:caif_netlink_parms(): no params data found [ 57.282055][ T4354] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.285092][ T4354] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.286567][ T4354] device bridge_slave_0 entered promiscuous mode [ 57.290300][ T4354] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.291327][ T4354] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.292971][ T4354] device bridge_slave_1 entered promiscuous mode [ 57.299167][ T4354] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.301442][ T4354] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.308511][ T4354] team0: Port device team_slave_0 added [ 57.310146][ T4354] team0: Port device team_slave_1 added [ 57.315630][ T4354] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 57.316671][ T4354] 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. [ 57.320508][ T4354] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 57.324899][ T4354] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 57.325906][ T4354] 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. [ 57.329685][ T4354] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 57.383857][ T4354] device hsr_slave_0 entered promiscuous mode [ 57.422749][ T4354] device hsr_slave_1 entered promiscuous mode [ 57.497550][ T4354] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 57.545151][ T4354] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 57.595972][ T4354] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 57.635015][ T4354] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 57.682760][ T4354] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.683955][ T4354] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.685331][ T4354] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.686453][ T4354] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.705480][ T4354] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.709841][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.711977][ T245] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.714082][ T245] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.718356][ T4354] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.721608][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.725369][ T245] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.726421][ T245] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.729298][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.730641][ T245] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.731732][ T245] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.739610][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.741115][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.745131][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 57.747837][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.750511][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.753116][ T4354] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.121042][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.122315][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.126840][ T4354] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.132046][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 58.133881][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 58.139311][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 58.140986][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 58.144115][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 58.145985][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 58.148347][ T4354] device veth0_vlan entered promiscuous mode [ 58.151922][ T4354] device veth1_vlan entered promiscuous mode [ 58.191594][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 58.193578][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 58.194931][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 58.196446][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 58.198704][ T4354] device veth0_macvtap entered promiscuous mode [ 58.201119][ T4354] device veth1_macvtap entered promiscuous mode [ 58.206271][ T4354] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 58.207447][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 58.208934][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 58.210315][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 58.211782][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 58.214871][ T4354] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 58.215926][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 58.217545][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 58.220104][ T4354] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.221410][ T4354] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.223583][ T4354] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.224902][ T4354] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.094877][ T39] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 59.463733][ T4402] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 59.465112][ T4402] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 59.466326][ T4402] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 59.467772][ T4402] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 59.469076][ T4402] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 59.470319][ T4402] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 1970/01/01 00:00:59 executed programs: 0 [ 59.920211][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 59.921852][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 59.923811][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 59.925341][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 59.926689][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 59.927869][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 59.970651][ T4421] chnl_net:caif_netlink_parms(): no params data found [ 59.988904][ T4421] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.990175][ T4421] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.991727][ T4421] device bridge_slave_0 entered promiscuous mode [ 59.994599][ T4421] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.995659][ T4421] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.997109][ T4421] device bridge_slave_1 entered promiscuous mode [ 60.005161][ T4421] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.007721][ T4421] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.014849][ T4421] team0: Port device team_slave_0 added [ 60.016846][ T4421] team0: Port device team_slave_1 added [ 60.022024][ T4421] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 60.024208][ T4421] 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. [ 60.027922][ T4421] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 60.030155][ T4421] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 60.031269][ T4421] 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. [ 60.035190][ T4421] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 60.073817][ T4421] device hsr_slave_0 entered promiscuous mode [ 60.122885][ T4421] device hsr_slave_1 entered promiscuous mode [ 60.162657][ T4421] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.163881][ T4421] Cannot create hsr debugfs directory [ 60.813843][ T39] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 61.932882][ T47] Bluetooth: hci0: command 0x0409 tx timeout [ 63.253430][ T39] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 63.344499][ T39] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 64.012825][ T47] Bluetooth: hci0: command 0x041b tx timeout [ 64.345265][ T4421] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 64.373707][ T4421] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 64.414364][ T4421] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 64.493613][ T2061] ieee802154 phy0 wpan0: encryption failed: -22 [ 64.494693][ T2061] ieee802154 phy1 wpan1: encryption failed: -22 [ 64.647617][ T4421] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 64.766587][ T4421] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.770806][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.772251][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.775678][ T4421] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.777910][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 64.779454][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.780874][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.781962][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.833461][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.835037][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 64.836511][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.838423][ T11] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.839499][ T11] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.840851][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 64.842472][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 64.844179][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 64.845853][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.847346][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 64.849936][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 64.851480][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 64.908162][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 64.909532][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 64.913748][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 64.915239][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 64.917019][ T4421] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 65.047569][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 65.048848][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 65.052769][ T4421] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 65.058574][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 65.060224][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 65.066972][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 65.068474][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 65.069923][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 65.071267][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 65.073857][ T4421] device veth0_vlan entered promiscuous mode [ 65.077070][ T4421] device veth1_vlan entered promiscuous mode [ 65.128036][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 65.129545][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 65.130937][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 65.132830][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 65.135712][ T4421] device veth0_macvtap entered promiscuous mode [ 65.137957][ T4421] device veth1_macvtap entered promiscuous mode [ 65.142244][ T4421] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 65.143915][ T4421] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.145792][ T4421] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 65.147165][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 65.148667][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 65.149961][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 65.151338][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 65.154989][ T4421] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 65.156614][ T4421] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.158580][ T4421] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 65.159688][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 65.161249][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 65.208489][ T4421] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.209838][ T4421] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.211191][ T4421] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.212487][ T4421] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.231750][ T245] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 65.239247][ T245] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 65.279805][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 65.282329][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 65.284014][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 65.285652][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 65.452114][ T4477] loop0: detected capacity change from 0 to 32768 [ 65.458988][ T4477] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 65.460127][ T4477] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 65.470891][ T4477] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 65.474373][ T24] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 65.475458][ T24] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 65.486914][ T24] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 11ms [ 65.489555][ T24] gfs2: fsid=syz:syz.0: jid=0: Done [ 65.490581][ T4477] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 65.508528][ T39] device hsr_slave_0 left promiscuous mode [ 65.537597][ T39] device hsr_slave_1 left promiscuous mode [ 65.601579][ T4477] gfs2: fsid=syz:syz.0: found 1 quota changes [ 65.616217][ T39] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 65.617425][ T39] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 65.621809][ T39] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 65.624256][ T39] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 65.625688][ T39] device bridge_slave_1 left promiscuous mode [ 65.626952][ T39] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.633023][ T4421] ------------[ cut here ]------------ [ 65.633910][ T4421] WARNING: CPU: 0 PID: 4421 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xcd8 [ 65.635438][ T4421] Modules linked in: [ 65.635970][ T4421] CPU: 0 PID: 4421 Comm: syz-executor Not tainted syzkaller #0 [ 65.637125][ T4421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 65.638622][ T4421] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 65.639796][ T4421] pc : __folio_mark_dirty+0x8a0/0xcd8 [ 65.640692][ T4421] lr : __folio_mark_dirty+0x8a0/0xcd8 [ 65.641510][ T4421] sp : ffff800020d572c0 [ 65.642146][ T4421] x29: ffff800020d572e0 x28: 1fffff80006cc278 x27: dfff800000000000 [ 65.643422][ T4421] x26: 0000000000000000 x25: ffff0000c049c990 x24: 0000000000000001 [ 65.644697][ T4421] x23: 0000000000000000 x22: fffffc00036613c8 x21: 1fffe00018093932 [ 65.645941][ T4421] x20: ffff0000efc16250 x19: fffffc00036613c0 x18: ffff800011b7bf60 [ 65.647168][ T4421] x17: ffff800018338000 x16: ffff8000082d7e60 x15: ffff800017e19000 [ 65.648327][ T4421] x14: 0000000000000001 x13: 1fffe00018093932 x12: 0000000000ff0100 [ 65.649530][ T4421] x11: ff00800008708680 x10: 0000000000000000 x9 : ffff800008708680 [ 65.650712][ T4421] x8 : ffff0000d4925340 x7 : ffff800008707e24 x6 : 0000000000000000 [ 65.651987][ T4421] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff800008a560e8 [ 65.653201][ T4421] x2 : ffff0000cea7a060 x1 : 0000000000000000 x0 : 0000000000000000 [ 65.654459][ T4421] Call trace: [ 65.654959][ T4421] __folio_mark_dirty+0x8a0/0xcd8 [ 65.655739][ T4421] mark_buffer_dirty+0x2b8/0x5c0 [ 65.656494][ T4421] gfs2_unpin+0x120/0x8fc [ 65.657237][ T4421] buf_lo_after_commit+0x140/0x188 [ 65.658106][ T4421] gfs2_log_flush+0xbf0/0x1b10 [ 65.658934][ T4421] do_sync+0x8cc/0xaec [ 65.659593][ T4421] gfs2_quota_sync+0x2cc/0x500 [ 65.660359][ T4421] gfs2_sync_fs+0x4c/0xc4 [ 65.661047][ T4421] sync_filesystem+0xe8/0x218 [ 65.661783][ T4421] generic_shutdown_super+0x70/0x324 [ 65.662609][ T4421] kill_block_super+0x70/0xdc [ 65.663343][ T4421] gfs2_kill_sb+0xc0/0xd4 [ 65.664029][ T4421] deactivate_locked_super+0xac/0x120 [ 65.664893][ T4421] deactivate_super+0xe4/0x104 [ 65.665623][ T4421] cleanup_mnt+0x390/0x418 [ 65.666353][ T4421] __cleanup_mnt+0x20/0x30 [ 65.667028][ T4421] task_work_run+0x1ec/0x278 [ 65.667696][ T4421] get_signal+0x111c/0x1304 [ 65.668420][ T4421] do_notify_resume+0x33c/0x2aa4 [ 65.669184][ T4421] el0_svc+0x98/0x128 [ 65.669762][ T4421] el0t_64_sync_handler+0x84/0xf0 [ 65.670533][ T4421] el0t_64_sync+0x18c/0x190 [ 65.671238][ T4421] irq event stamp: 161212 [ 65.671868][ T4421] hardirqs last enabled at (161211): [] folio_memcg_lock+0xe8/0x1f4 [ 65.673248][ T4421] hardirqs last disabled at (161212): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 65.674679][ T4421] softirqs last enabled at (161200): [] handle_softirqs+0xaec/0xc60 [ 65.676138][ T4421] softirqs last disabled at (161169): [] __do_softirq+0x14/0x20 [ 65.677449][ T4421] ---[ end trace 0000000000000000 ]--- [ 65.680851][ T9] ------------[ cut here ]------------ [ 65.681697][ T9] WARNING: CPU: 1 PID: 9 at include/linux/backing-dev.h:247 __folio_start_writeback+0x88c/0xa7c [ 65.683177][ T9] Modules linked in: [ 65.683762][ T9] CPU: 1 PID: 9 Comm: kworker/u4:0 Tainted: G W syzkaller #0 [ 65.684987][ T9] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 65.686509][ T9] Workqueue: writeback wb_workfn (flush-7:0) [ 65.687371][ T9] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 65.688564][ T9] pc : __folio_start_writeback+0x88c/0xa7c [ 65.689423][ T9] lr : __folio_start_writeback+0x88c/0xa7c [ 65.690278][ T9] sp : ffff80001c9a6c80 [ 65.690901][ T9] x29: ffff80001c9a6d60 x28: dfff800000000000 x27: 0000000000000000 [ 65.692068][ T9] x26: ffff700003934d98 x25: 0000000000000000 x24: ffff0000efc16ce0 [ 65.693290][ T9] x23: ffff80001c9a6ce0 x22: ffff0000c049c7e8 x21: 0000000000000001 [ 65.694440][ T9] x20: fffffc00030b5688 x19: fffffc00030b5680 x18: ffff800011b7bf60 [ 65.695567][ T9] x17: ffff800018338000 x16: ffff8000082d7e60 x15: ffff800017e19000 [ 65.696677][ T9] x14: 0000000000000001 x13: 1fffff8000616ad0 x12: 0000000000ff0100 [ 65.697834][ T9] x11: ff0080000870ab8c x10: 0000000000000000 x9 : ffff80000870ab8c [ 65.699005][ T9] x8 : ffff0000c09a8000 x7 : 0000000000000000 x6 : 0000000000000000 [ 65.700198][ T9] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff80000870a638 [ 65.701388][ T9] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 65.702624][ T9] Call trace: [ 65.703178][ T9] __folio_start_writeback+0x88c/0xa7c [ 65.703957][ T9] set_page_writeback+0x5c/0x7c [ 65.704692][ T9] gfs2_aspace_writepage+0x514/0x6dc [ 65.705479][ T9] __writepage+0x70/0x184 [ 65.706087][ T9] write_cache_pages+0x74c/0xde8 [ 65.706782][ T9] do_writepages+0x318/0x504 [ 65.707419][ T9] filemap_fdatawrite_wbc+0x124/0x174 [ 65.708187][ T9] filemap_fdatawrite+0xd0/0x12c [ 65.708920][ T9] gfs2_write_inode+0x234/0x34c [ 65.709642][ T9] __writeback_single_inode+0x5e0/0x1554 [ 65.710415][ T9] writeback_sb_inodes+0x858/0x143c [ 65.711151][ T9] wb_writeback+0x414/0xfcc [ 65.711825][ T9] wb_workfn+0x360/0xe18 [ 65.712433][ T9] process_one_work+0x7f8/0x13a4 [ 65.713134][ T9] worker_thread+0x8c4/0xfec [ 65.713814][ T9] kthread+0x250/0x2d8 [ 65.714432][ T9] ret_from_fork+0x10/0x20 [ 65.715039][ T9] irq event stamp: 534542 [ 65.715628][ T9] hardirqs last enabled at (534541): [] folio_memcg_lock+0xe8/0x1f4 [ 65.716950][ T9] hardirqs last disabled at (534542): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 65.718446][ T9] softirqs last enabled at (534324): [] batadv_nc_purge_paths+0x2f0/0x378 [ 65.719915][ T9] softirqs last disabled at (534322): [] batadv_nc_purge_paths+0xd0/0x378 [ 65.721396][ T9] ---[ end trace 0000000000000000 ]--- [ 65.727677][ T39] device bridge_slave_0 left promiscuous mode [ 65.728191][ C1] ------------[ cut here ]------------ [ 65.728648][ T39] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.729389][ C1] WARNING: CPU: 1 PID: 21 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d0/0x9cc [ 65.731958][ C1] Modules linked in: [ 65.732541][ C1] CPU: 1 PID: 21 Comm: ksoftirqd/1 Tainted: G W syzkaller #0 [ 65.733800][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 65.735130][ C1] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 65.736219][ C1] pc : __folio_end_writeback+0x7d0/0x9cc [ 65.737012][ C1] lr : __folio_end_writeback+0x7d0/0x9cc [ 65.737833][ C1] sp : ffff80001ca77970 [ 65.738436][ C1] x29: ffff80001ca77990 x28: dfff800000000000 x27: ffff0000c049c7e8 [ 65.739490][ C1] x26: 0000000000000000 x25: 05ffd400000020d2 x24: 1fffff8000616ad0 [ 65.740653][ C1] x23: 0000000000000001 x22: ffff0000efc16ce0 x21: ffff0000efc16ce8 [ 65.741851][ C1] x20: 0000000000000001 x19: fffffc00030b5680 x18: ffff800011b7bf60 [ 65.742974][ C1] x17: ffff800018338000 x16: ffff8000082d7e60 x15: ffff800017e19000 [ 65.744114][ C1] x14: 0000000000000003 x13: 1ffff0000394ef20 x12: 0000000000ff0100 [ 65.745232][ C1] x11: ff0080000870a104 x10: 0000000000000000 x9 : ffff80000870a104 [ 65.746402][ C1] x8 : ffff0000c0a51bc0 x7 : 0000000000000000 x6 : 0000000000000000 [ 65.747518][ C1] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 65.748711][ C1] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 65.749933][ C1] Call trace: [ 65.750373][ C1] __folio_end_writeback+0x7d0/0x9cc [ 65.751130][ C1] folio_end_writeback+0x12c/0x410 [ 65.751946][ C1] end_page_writeback+0x58/0x74 [ 65.752680][ C1] end_buffer_async_write+0x32c/0x4f4 [ 65.753506][ C1] end_bio_bh_io_sync+0xb0/0x1dc [ 65.754183][ C1] bio_endio+0x750/0x794 [ 65.754783][ C1] blk_update_request+0x49c/0xbec [ 65.755558][ C1] blk_mq_end_request+0x54/0x88 [ 65.756231][ C1] lo_complete_rq+0x1ec/0x250 [ 65.756917][ C1] blk_done_softirq+0x11c/0x168 [ 65.757609][ C1] handle_softirqs+0x318/0xc60 [ 65.758286][ C1] run_ksoftirqd+0x7c/0x2ac [ 65.758966][ C1] smpboot_thread_fn+0x4b0/0x964 [ 65.759709][ C1] kthread+0x250/0x2d8 [ 65.760306][ C1] ret_from_fork+0x10/0x20 [ 65.760952][ C1] irq event stamp: 407325 [ 65.761580][ C1] hardirqs last enabled at (407324): [] folio_memcg_lock+0xe8/0x1f4 [ 65.762990][ C1] hardirqs last disabled at (407325): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 65.764437][ C1] softirqs last enabled at (407300): [] handle_softirqs+0xaec/0xc60 [ 65.765848][ C1] softirqs last disabled at (407305): [] run_ksoftirqd+0x7c/0x2ac [ 65.767172][ C1] ---[ end trace 0000000000000000 ]---