Warning: Permanently added '10.128.1.94' (ED25519) to the list of known hosts. 1970/01/01 00:00:32 parsed 1 programs [ 33.464545][ T4325] cgroup: Unknown subsys name 'net' [ 33.690915][ T4325] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 33.973864][ T4325] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 41.175430][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 41.176776][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 41.182059][ T1705] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 41.187526][ T39] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 41.188941][ T39] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 41.190416][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 41.669863][ T4398] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 41.671417][ T4400] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 41.672853][ T4400] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 41.674405][ T4400] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 41.676099][ T4400] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 41.677432][ T4400] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 41.834364][ T4405] chnl_net:caif_netlink_parms(): no params data found [ 41.852562][ T4405] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.853784][ T4405] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.855277][ T4405] device bridge_slave_0 entered promiscuous mode [ 41.857563][ T4405] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.859424][ T4405] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.860859][ T4405] device bridge_slave_1 entered promiscuous mode [ 41.867682][ T4405] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 41.870593][ T4405] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 41.876967][ T4405] team0: Port device team_slave_0 added [ 41.879028][ T4405] team0: Port device team_slave_1 added [ 41.884140][ T4405] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 41.885224][ T4405] 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. [ 41.889683][ T4405] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 41.892722][ T4405] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 41.893639][ T4405] 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. [ 41.897238][ T4405] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 41.949468][ T4405] device hsr_slave_0 entered promiscuous mode [ 41.978349][ T4405] device hsr_slave_1 entered promiscuous mode [ 42.093329][ T4405] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 42.139636][ T4405] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 42.168080][ T4405] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 42.227093][ T4405] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 42.306764][ T4405] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.311027][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.312680][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.315251][ T4405] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.317501][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.319946][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.321619][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.322792][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.324401][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.338096][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.342916][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.344171][ T11] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.345252][ T11] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.348083][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.360453][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.363008][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.364901][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.366610][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.371616][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.373366][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.375851][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.377282][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.380580][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.382047][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.385168][ T4405] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.442768][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 42.444039][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 42.448072][ T4405] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 42.453813][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 42.455781][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 42.461302][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 42.462804][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 42.464383][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 42.465781][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 42.467995][ T4405] device veth0_vlan entered promiscuous mode [ 42.471264][ T4405] device veth1_vlan entered promiscuous mode [ 42.477278][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 42.479522][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 42.481362][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 42.482818][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 42.485372][ T4405] device veth0_macvtap entered promiscuous mode [ 42.490556][ T4405] device veth1_macvtap entered promiscuous mode [ 42.495609][ T4405] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 42.496756][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 42.499512][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 42.500901][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 42.502249][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 42.505291][ T4405] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 42.506490][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 42.508063][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 42.511655][ T4405] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 42.512986][ T4405] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 42.514280][ T4405] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 42.515592][ T4405] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:00:43 executed programs: 0 [ 43.488241][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 43.489774][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 43.491067][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 43.492741][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 43.494217][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 43.495457][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 43.812435][ T4426] chnl_net:caif_netlink_parms(): no params data found [ 43.829387][ T4426] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.830615][ T4426] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.832264][ T4426] device bridge_slave_0 entered promiscuous mode [ 43.834244][ T4426] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.835339][ T4426] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.837033][ T4426] device bridge_slave_1 entered promiscuous mode [ 43.860751][ T4426] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 43.863234][ T4426] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 43.872373][ T4426] team0: Port device team_slave_0 added [ 43.874052][ T4426] team0: Port device team_slave_1 added [ 43.880816][ T4426] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 43.881850][ 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. [ 43.885808][ T4426] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 43.888100][ T4426] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 43.890380][ 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. [ 43.894275][ T4426] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 43.929437][ T4426] device hsr_slave_0 entered promiscuous mode [ 43.979276][ T4426] device hsr_slave_1 entered promiscuous mode [ 44.019372][ T4426] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 44.020583][ T4426] Cannot create hsr debugfs directory [ 44.310498][ T89] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 45.528541][ T4400] Bluetooth: hci0: command 0x0409 tx timeout [ 46.949279][ T89] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 47.608214][ T4400] Bluetooth: hci0: command 0x041b tx timeout [ 48.209713][ T89] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 48.310104][ T89] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 49.310672][ T4426] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 49.349584][ T4426] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 49.594004][ T4426] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 49.693712][ T4426] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 49.698198][ T4400] Bluetooth: hci0: command 0x040f tx timeout [ 49.805461][ T4426] 8021q: adding VLAN 0 to HW filter on device bond0 [ 49.809801][ T1788] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.811225][ T1788] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.813430][ T4426] 8021q: adding VLAN 0 to HW filter on device team0 [ 49.815772][ T1788] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.817155][ T1788] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.818602][ T1788] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.819744][ T1788] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.821409][ T1788] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 49.823953][ T1788] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.825471][ T1788] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.826880][ T1788] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.828026][ T1788] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.908478][ T1788] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 49.910160][ T1788] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 49.912276][ T1788] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 49.913932][ T1788] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 49.915545][ T1788] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 49.919358][ T1788] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 49.920946][ T1788] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 49.923850][ T1788] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 49.925306][ T1788] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.927904][ T1788] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 49.930059][ T1788] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 50.041549][ T4426] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 50.114737][ T1705] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 50.115959][ T1705] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 50.119901][ T4426] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 50.126180][ T1705] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 50.127832][ T1705] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 50.133403][ T1705] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 50.134809][ T1705] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 50.136374][ T1705] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 50.137807][ T1705] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 50.141051][ T4426] device veth0_vlan entered promiscuous mode [ 50.144046][ T4426] device veth1_vlan entered promiscuous mode [ 50.195889][ T1788] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 50.197474][ T1788] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 50.200048][ T1788] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 50.201400][ T1788] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 50.203811][ T4426] device veth0_macvtap entered promiscuous mode [ 50.205963][ T4426] device veth1_macvtap entered promiscuous mode [ 50.210356][ T4426] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 50.211919][ T4426] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 50.213934][ T4426] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 50.215089][ T1788] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 50.216657][ T1788] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 50.218109][ T1788] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 50.220491][ T1788] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 50.223067][ T4426] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 50.224677][ T4426] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 50.226760][ T4426] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 50.228032][ T1788] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 50.230491][ T1788] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 50.232872][ T4426] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 50.234115][ T4426] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 50.235449][ T4426] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 50.236651][ T4426] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 50.300886][ T1788] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 50.303528][ T1788] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 50.305135][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 50.312106][ T1788] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 50.313233][ T1788] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 50.314509][ T1788] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 50.476393][ T4498] loop0: detected capacity change from 0 to 32768 [ 50.486289][ T4498] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 50.487456][ T4498] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 50.493719][ T4498] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 50.495832][ T22] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 50.496822][ T22] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 50.509182][ T22] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 12ms [ 50.511101][ T22] gfs2: fsid=syz:syz.0: jid=0: Done [ 50.512248][ T4498] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 50.523237][ T89] device hsr_slave_0 left promiscuous mode [ 50.548473][ T89] device hsr_slave_1 left promiscuous mode [ 50.556609][ T4498] gfs2: fsid=syz:syz.0: found 1 quota changes [ 50.565398][ T4426] ------------[ cut here ]------------ [ 50.566354][ T4426] WARNING: CPU: 0 PID: 4426 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xcd8 [ 50.567854][ T4426] Modules linked in: [ 50.568463][ T4426] CPU: 0 PID: 4426 Comm: syz-executor Not tainted syzkaller #0 [ 50.569635][ T4426] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 50.571283][ T4426] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 50.572627][ T4426] pc : __folio_mark_dirty+0x8a0/0xcd8 [ 50.573466][ T4426] lr : __folio_mark_dirty+0x8a0/0xcd8 [ 50.574262][ T4426] sp : ffff800020d273c0 [ 50.574925][ T4426] x29: ffff800020d273e0 x28: 1fffff800061e718 x27: dfff800000000000 [ 50.576105][ T4426] x26: 0000000000000000 x25: ffff0000c54d3e90 x24: 0000000000000001 [ 50.577356][ T4426] x23: 0000000000000000 x22: fffffc00030f38c8 x21: 1fffe00018a9a7d2 [ 50.578582][ T4426] x20: ffff0000c3826250 x19: fffffc00030f38c0 x18: ffff800011b8bf60 [ 50.579838][ T4426] x17: ffff800018349000 x16: ffff8000082d7e60 x15: ffff800017e2a000 [ 50.581146][ T4426] x14: 0000000000000001 x13: 1fffe00018a9a7d2 x12: 0000000000ff0100 [ 50.582343][ T4426] x11: ff00800008708d64 x10: 0000000000000000 x9 : ffff800008708d64 [ 50.583578][ T4426] x8 : ffff0000cafe8000 x7 : ffff800008708508 x6 : 0000000000000000 [ 50.584822][ T4426] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff800008a56c94 [ 50.586055][ T4426] x2 : ffff0000cea60060 x1 : 0000000000000000 x0 : 0000000000000000 [ 50.587305][ T4426] Call trace: [ 50.587798][ T4426] __folio_mark_dirty+0x8a0/0xcd8 [ 50.588605][ T4426] mark_buffer_dirty+0x2b8/0x5c0 [ 50.589339][ T4426] gfs2_unpin+0x120/0x8fc [ 50.590009][ T4426] buf_lo_after_commit+0x140/0x188 [ 50.590759][ T4426] gfs2_log_flush+0xc00/0x1b20 [ 50.591470][ T4426] do_sync+0x8cc/0xaec [ 50.592094][ T4426] gfs2_quota_sync+0x2cc/0x500 [ 50.592873][ T4426] gfs2_sync_fs+0x4c/0xc4 [ 50.593554][ T4426] sync_filesystem+0xe8/0x218 [ 50.594285][ T4426] generic_shutdown_super+0x70/0x324 [ 50.595062][ T4426] kill_block_super+0x70/0xdc [ 50.595767][ T4426] gfs2_kill_sb+0xc0/0xd4 [ 50.596434][ T4426] deactivate_locked_super+0xac/0x120 [ 50.597256][ T4426] deactivate_super+0xe4/0x104 [ 50.597939][ T4426] cleanup_mnt+0x390/0x418 [ 50.598557][ T4426] __cleanup_mnt+0x20/0x30 [ 50.599220][ T4426] task_work_run+0x1ec/0x278 [ 50.599866][ T4426] do_notify_resume+0x1fa0/0x2aa4 [ 50.600697][ T4426] el0_svc+0x98/0x128 [ 50.601296][ T4426] el0t_64_sync_handler+0x84/0xf0 [ 50.602028][ T4426] el0t_64_sync+0x18c/0x190 [ 50.602692][ T4426] irq event stamp: 156122 [ 50.603311][ T4426] hardirqs last enabled at (156121): [] folio_memcg_lock+0xe8/0x1f4 [ 50.604736][ T4426] hardirqs last disabled at (156122): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 50.606238][ T4426] softirqs last enabled at (155802): [] local_bh_enable+0x10/0x34 [ 50.607565][ T4426] softirqs last disabled at (155800): [] local_bh_disable+0x10/0x34 [ 50.609008][ T4426] ---[ end trace 0000000000000000 ]--- [ 50.614847][ T1705] ------------[ cut here ]------------ [ 50.615763][ T1705] WARNING: CPU: 0 PID: 1705 at include/linux/backing-dev.h:247 __folio_start_writeback+0x88c/0xa7c [ 50.617330][ T1705] Modules linked in: [ 50.617935][ T1705] CPU: 0 PID: 1705 Comm: kworker/u4:4 Tainted: G W syzkaller #0 [ 50.619289][ T1705] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 50.620774][ T1705] Workqueue: writeback wb_workfn (flush-7:0) [ 50.621682][ T1705] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 50.622860][ T1705] pc : __folio_start_writeback+0x88c/0xa7c [ 50.623758][ T1705] lr : __folio_start_writeback+0x88c/0xa7c [ 50.624680][ T1705] sp : ffff8000256e6c80 [ 50.625297][ T1705] x29: ffff8000256e6d60 x28: dfff800000000000 x27: 0000000000000000 [ 50.626507][ T1705] x26: ffff700004adcd98 x25: 0000000000000000 x24: ffff0000c3826ce0 [ 50.627763][ T1705] x23: ffff8000256e6ce0 x22: ffff0000c54d3ce8 x21: 0000000000000001 [ 50.628916][ T1705] x20: fffffc0003346dc8 x19: fffffc0003346dc0 x18: ffff800011b8bf60 [ 50.630111][ T1705] x17: ffff800018349000 x16: ffff8000082d7e60 x15: ffff800017e2a000 [ 50.631385][ T1705] x14: 0000000000000001 x13: 1fffff8000668db8 x12: 0000000000ff0100 [ 50.632618][ T1705] x11: ff0080000870b270 x10: 0000000000000000 x9 : ffff80000870b270 [ 50.633845][ T1705] x8 : ffff0000d00a0000 x7 : 0000000000000000 x6 : 0000000000000000 [ 50.635098][ T1705] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff80000870ad1c [ 50.636326][ T1705] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 50.637549][ T1705] Call trace: [ 50.638036][ T1705] __folio_start_writeback+0x88c/0xa7c [ 50.638848][ T1705] set_page_writeback+0x5c/0x7c [ 50.639645][ T1705] gfs2_aspace_writepage+0x514/0x6dc [ 50.640442][ T1705] __writepage+0x70/0x184 [ 50.641100][ T1705] write_cache_pages+0x74c/0xde8 [ 50.641880][ T1705] do_writepages+0x318/0x504 [ 50.642585][ T1705] filemap_fdatawrite_wbc+0x124/0x174 [ 50.643340][ T1705] filemap_fdatawrite+0xd0/0x12c [ 50.644078][ T1705] gfs2_write_inode+0x234/0x34c [ 50.644872][ T1705] __writeback_single_inode+0x5e0/0x1554 [ 50.645703][ T1705] writeback_sb_inodes+0x858/0x143c [ 50.646553][ T1705] wb_writeback+0x414/0xfcc [ 50.647228][ T1705] wb_workfn+0x360/0xe18 [ 50.647859][ T1705] process_one_work+0x7f8/0x13a4 [ 50.648565][ T1705] worker_thread+0x8c4/0xfec [ 50.649305][ T1705] kthread+0x250/0x2d8 [ 50.649946][ T1705] ret_from_fork+0x10/0x20 [ 50.650601][ T1705] irq event stamp: 923730 [ 50.651239][ T1705] hardirqs last enabled at (923729): [] folio_memcg_lock+0xe8/0x1f4 [ 50.652579][ T1705] hardirqs last disabled at (923730): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 50.654007][ T1705] softirqs last enabled at (923632): [] batadv_nc_purge_paths+0x2f0/0x378 [ 50.655525][ T1705] softirqs last disabled at (923630): [] batadv_nc_purge_paths+0xd0/0x378 [ 50.656956][ T1705] ---[ end trace 0000000000000000 ]--- [ 50.661719][ C1] ------------[ cut here ]------------ [ 50.662693][ C1] WARNING: CPU: 1 PID: 21 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d0/0x9cc [ 50.664286][ C1] Modules linked in: [ 50.664883][ C1] CPU: 1 PID: 21 Comm: ksoftirqd/1 Tainted: G W syzkaller #0 [ 50.666197][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 50.667689][ C1] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 50.668955][ C1] pc : __folio_end_writeback+0x7d0/0x9cc [ 50.669886][ C1] lr : __folio_end_writeback+0x7d0/0x9cc [ 50.670739][ C1] sp : ffff80001ca87970 [ 50.671372][ C1] x29: ffff80001ca87990 x28: dfff800000000000 x27: ffff0000c54d3ce8 [ 50.672642][ C1] x26: 0000000000000000 x25: 05ffd400000020d2 x24: 1fffff8000668db8 [ 50.673818][ C1] x23: 0000000000000001 x22: ffff0000c3826ce0 x21: ffff0000c3826ce8 [ 50.674976][ C1] x20: 0000000000000001 x19: fffffc0003346dc0 x18: ffff800011b8bf60 [ 50.676178][ C1] x17: ffff800018349000 x16: ffff8000082d7e60 x15: ffff800017e2a000 [ 50.677391][ C1] x14: 0000000000000003 x13: 1ffff00003950f20 x12: 0000000000ff0100 [ 50.678587][ C1] x11: ff0080000870a7e8 x10: 0000000000000000 x9 : ffff80000870a7e8 [ 50.679739][ C1] x8 : ffff0000c0a51bc0 x7 : 0000000000000000 x6 : 0000000000000000 [ 50.680932][ C1] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 50.682112][ C1] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 50.683224][ C1] Call trace: [ 50.683736][ C1] __folio_end_writeback+0x7d0/0x9cc [ 50.684465][ C1] folio_end_writeback+0x12c/0x410 [ 50.685267][ C1] end_page_writeback+0x58/0x74 [ 50.686012][ C1] end_buffer_async_write+0x32c/0x4f4 [ 50.686828][ C1] end_bio_bh_io_sync+0xb0/0x1dc [ 50.687552][ C1] bio_endio+0x750/0x794 [ 50.688188][ C1] blk_update_request+0x49c/0xbec [ 50.689076][ C1] blk_mq_end_request+0x54/0x88 [ 50.689789][ C1] lo_complete_rq+0x1ec/0x250 [ 50.690484][ C1] blk_done_softirq+0x11c/0x168 [ 50.691259][ C1] handle_softirqs+0x318/0xc60 [ 50.691990][ C1] run_ksoftirqd+0x7c/0x2ac [ 50.692612][ C1] smpboot_thread_fn+0x4b0/0x964 [ 50.693380][ C1] kthread+0x250/0x2d8 [ 50.694031][ C1] ret_from_fork+0x10/0x20 [ 50.694740][ C1] irq event stamp: 397637 [ 50.695353][ C1] hardirqs last enabled at (397636): [] folio_memcg_lock+0xe8/0x1f4 [ 50.696785][ C1] hardirqs last disabled at (397637): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 50.698244][ C1] softirqs last enabled at (397612): [] handle_softirqs+0xaec/0xc60 [ 50.699701][ C1] softirqs last disabled at (397617): [] run_ksoftirqd+0x7c/0x2ac [ 50.701119][ C1] ---[ end trace 0000000000000000 ]--- [ 50.750471][ T89] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 50.751669][ T89] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 50.753811][ T89] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 50.754955][ T89] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 50.756549][ T89] device bridge_slave_1 left promiscuous mode [ 50.759055][ T89] bridge0: port 2(bridge_slave_1) entered disabled state