Warning: Permanently added '10.128.1.243' (ED25519) to the list of known hosts. 1970/01/01 00:00:26 parsed 1 programs [ 27.233848][ T4326] cgroup: Unknown subsys name 'net' [ 27.442065][ T4326] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 27.706814][ T4326] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 33.169277][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 33.172677][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 33.178020][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 33.181381][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 33.182600][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 33.184161][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 33.252869][ T4364] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 33.254351][ T4364] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 33.255579][ T4364] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 33.256914][ T4364] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 33.258181][ T4364] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 33.259366][ T4364] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 33.599151][ T4380] chnl_net:caif_netlink_parms(): no params data found [ 33.617381][ T4380] bridge0: port 1(bridge_slave_0) entered blocking state [ 33.618601][ T4380] bridge0: port 1(bridge_slave_0) entered disabled state [ 33.621817][ T4380] device bridge_slave_0 entered promiscuous mode [ 33.624101][ T4380] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.625159][ T4380] bridge0: port 2(bridge_slave_1) entered disabled state [ 33.626513][ T4380] device bridge_slave_1 entered promiscuous mode [ 33.633966][ T4380] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 33.636803][ T4380] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 33.644786][ T4380] team0: Port device team_slave_0 added [ 33.646492][ T4380] team0: Port device team_slave_1 added [ 33.653217][ T4380] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 33.654270][ T4380] 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. [ 33.657909][ T4380] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 33.660914][ T4380] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 33.661934][ T4380] 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. [ 33.665520][ T4380] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 33.720582][ T4380] device hsr_slave_0 entered promiscuous mode [ 33.759639][ T4380] device hsr_slave_1 entered promiscuous mode [ 33.834057][ T4380] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 33.850806][ T4380] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 33.890552][ T4380] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 33.931185][ T4380] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 33.998607][ T4380] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.999808][ T4380] bridge0: port 2(bridge_slave_1) entered forwarding state [ 34.001094][ T4380] bridge0: port 1(bridge_slave_0) entered blocking state [ 34.002128][ T4380] bridge0: port 1(bridge_slave_0) entered forwarding state [ 34.017946][ T4380] 8021q: adding VLAN 0 to HW filter on device bond0 [ 34.022549][ T251] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 34.024665][ T251] bridge0: port 1(bridge_slave_0) entered disabled state [ 34.026338][ T251] bridge0: port 2(bridge_slave_1) entered disabled state [ 34.041510][ T4380] 8021q: adding VLAN 0 to HW filter on device team0 [ 34.044894][ T251] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 34.046439][ T251] bridge0: port 1(bridge_slave_0) entered blocking state [ 34.047550][ T251] bridge0: port 1(bridge_slave_0) entered forwarding state [ 34.051642][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 34.052948][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 34.053978][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 34.062552][ T251] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 34.064239][ T251] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 34.065789][ T251] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 34.069066][ T251] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 34.082321][ T251] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 34.084963][ T4380] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 34.134203][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 34.135462][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 34.141468][ T4380] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 34.147417][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 34.153104][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 34.154923][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 34.156399][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 34.158661][ T4380] device veth0_vlan entered promiscuous mode [ 34.168887][ T4380] device veth1_vlan entered promiscuous mode [ 34.175561][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 34.177022][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 34.178498][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 34.182196][ T4380] device veth0_macvtap entered promiscuous mode [ 34.184952][ T4380] device veth1_macvtap entered promiscuous mode [ 34.191935][ T4380] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 34.193249][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 34.194804][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 34.197445][ T4380] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 34.198600][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 34.200884][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 34.214117][ T4380] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 34.215441][ T4380] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 34.216667][ T4380] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 34.217934][ T4380] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:00:35 executed programs: 0 [ 35.334177][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 35.335721][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 35.337057][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 35.338406][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 35.340004][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 35.341165][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 35.743318][ T4438] chnl_net:caif_netlink_parms(): no params data found [ 35.759127][ T4438] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.760831][ T4438] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.762239][ T4438] device bridge_slave_0 entered promiscuous mode [ 35.764015][ T4438] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.765123][ T4438] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.766532][ T4438] device bridge_slave_1 entered promiscuous mode [ 35.779306][ T4438] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 35.782671][ T4438] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 35.791395][ T4438] team0: Port device team_slave_0 added [ 35.793050][ T4438] team0: Port device team_slave_1 added [ 35.800205][ T4438] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 35.801218][ T4438] 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. [ 35.804657][ T4438] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 35.807111][ T4438] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 35.808094][ T4438] 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. [ 35.812403][ T4438] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 35.850882][ T4438] device hsr_slave_0 entered promiscuous mode [ 35.899750][ T4438] device hsr_slave_1 entered promiscuous mode [ 35.949525][ T4438] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 35.950784][ T4438] Cannot create hsr debugfs directory [ 36.261241][ T11] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 37.369728][ T47] Bluetooth: hci0: command 0x0409 tx timeout [ 39.110354][ T11] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 39.449832][ T47] Bluetooth: hci0: command 0x041b tx timeout [ 40.061466][ T11] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 40.181369][ T11] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 41.094299][ T4438] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 41.120562][ T4438] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 41.251513][ T4438] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 41.290504][ T4438] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 41.380399][ T4438] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.385167][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.386561][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.388982][ T4438] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.391425][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 41.392884][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.394333][ T261] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.395314][ T261] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.396988][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 41.399272][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 41.401567][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.402947][ T261] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.403917][ T261] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.482305][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 41.484937][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 41.487432][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 41.489347][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 41.490948][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 41.494066][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 41.495520][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 41.497929][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 41.499565][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.502293][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 41.503584][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.505682][ T4438] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 41.529513][ T47] Bluetooth: hci0: command 0x040f tx timeout [ 41.574028][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 41.575296][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 41.578056][ T4438] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 41.583948][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 41.585478][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 41.591679][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 41.593074][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 41.594586][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 41.595906][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 41.597845][ T4438] device veth0_vlan entered promiscuous mode [ 41.601849][ T4438] device veth1_vlan entered promiscuous mode [ 41.608248][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 41.609988][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 41.611362][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 41.612776][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 41.615304][ T4438] device veth0_macvtap entered promiscuous mode [ 41.617509][ T4438] device veth1_macvtap entered promiscuous mode [ 41.683268][ T4438] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 41.684900][ T4438] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 41.686765][ T4438] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 41.687869][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 41.689367][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 41.690891][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 41.692749][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 41.694963][ T4438] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 41.696559][ T4438] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 41.698643][ T4438] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 41.700994][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 41.702587][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 41.704993][ T4438] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.706313][ T4438] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.707576][ T4438] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.708853][ T4438] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.725829][ T11] device hsr_slave_0 left promiscuous mode [ 41.760147][ T11] device hsr_slave_1 left promiscuous mode [ 41.839569][ T11] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 41.840713][ T11] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 41.842219][ T11] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 41.843288][ T11] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 41.844654][ T11] device bridge_slave_1 left promiscuous mode [ 41.846094][ T11] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.890605][ T11] device bridge_slave_0 left promiscuous mode [ 41.891512][ T11] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.009672][ T11] device veth1_macvtap left promiscuous mode [ 42.010684][ T11] device veth0_macvtap left promiscuous mode [ 42.011562][ T11] device veth1_vlan left promiscuous mode [ 42.012425][ T11] device veth0_vlan left promiscuous mode [ 43.619462][ T4364] Bluetooth: hci0: command 0x0419 tx timeout [ 43.850653][ T11] team0 (unregistering): Port device team_slave_1 removed [ 44.040253][ T11] team0 (unregistering): Port device team_slave_0 removed [ 44.229824][ T11] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 44.449859][ T11] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 46.931272][ T11] bond0 (unregistering): Released all slaves [ 47.163808][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 47.165064][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 47.167442][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 47.173581][ T261] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 47.174853][ T261] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 47.176439][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 47.344332][ T4543] loop0: detected capacity change from 0 to 32768 [ 47.353460][ T4543] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 47.354742][ T4543] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 47.361025][ T4543] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 47.365576][ T4405] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 47.366658][ T4405] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 47.381396][ T4405] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 14ms [ 47.384459][ T4405] gfs2: fsid=syz:syz.0: jid=0: Done [ 47.385485][ T4543] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 47.440319][ T4438] ------------[ cut here ]------------ [ 47.441325][ T4438] WARNING: CPU: 0 PID: 4438 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xce0 [ 47.442789][ T4438] Modules linked in: [ 47.443344][ T4438] CPU: 0 PID: 4438 Comm: syz-executor Not tainted syzkaller #0 [ 47.444368][ T4438] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 47.445859][ T4438] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 47.447103][ T4438] pc : __folio_mark_dirty+0x8a0/0xce0 [ 47.447901][ T4438] lr : __folio_mark_dirty+0x8a0/0xce0 [ 47.448669][ T4438] sp : ffff800020c876e0 [ 47.449270][ T4438] x29: ffff800020c87700 x28: 1fffff80006e4570 x27: dfff800000000000 [ 47.450467][ T4438] x26: 0000000000000000 x25: ffff0000c0494990 x24: 0000000000000001 [ 47.451692][ T4438] x23: 0000000000000000 x22: fffffc0003722b88 x21: 1fffe00018092932 [ 47.452916][ T4438] x20: ffff0000cebb6250 x19: fffffc0003722b80 x18: ffff800011abbcc0 [ 47.454084][ T4438] x17: ffff8000181f9000 x16: ffff8000082d10fc x15: ffff800017cda000 [ 47.455259][ T4438] x14: ffff0000cce02658 x13: ffff0000cce026d0 x12: 0000000000ff0100 [ 47.456366][ T4438] x11: ff008000086fbd44 x10: 0000000000000000 x9 : ffff8000086fbd44 [ 47.457481][ T4438] x8 : ffff0000cce01bc0 x7 : 0000000000000000 x6 : 0000000000000000 [ 47.458623][ T4438] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a46b60 [ 47.459743][ T4438] x2 : ffff0000ce850060 x1 : 0000000000000000 x0 : 0000000000000000 [ 47.460886][ T4438] Call trace: [ 47.461321][ T4438] __folio_mark_dirty+0x8a0/0xce0 [ 47.462004][ T4438] mark_buffer_dirty+0x2b8/0x5cc [ 47.462692][ T4438] gfs2_unpin+0x120/0x914 [ 47.463282][ T4438] buf_lo_after_commit+0x140/0x188 [ 47.463992][ T4438] gfs2_log_flush+0xbc8/0x1aa0 [ 47.464696][ T4438] gfs2_kill_sb+0x5c/0xd4 [ 47.465317][ T4438] deactivate_locked_super+0xac/0x124 [ 47.466086][ T4438] deactivate_super+0xe8/0x108 [ 47.466768][ T4438] cleanup_mnt+0x37c/0x404 [ 47.467360][ T4438] __cleanup_mnt+0x20/0x30 [ 47.467952][ T4438] task_work_run+0x1ec/0x270 [ 47.468592][ T4438] do_notify_resume+0x2038/0x2b28 [ 47.469334][ T4438] el0_svc+0x98/0x138 [ 47.469897][ T4438] el0t_64_sync_handler+0x84/0xf0 [ 47.470571][ T4438] el0t_64_sync+0x18c/0x190 [ 47.471171][ T4438] irq event stamp: 160664 [ 47.471742][ T4438] hardirqs last enabled at (160663): [] folio_memcg_lock+0xe8/0x1fc [ 47.473079][ T4438] hardirqs last disabled at (160664): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 47.474487][ T4438] softirqs last enabled at (160380): [] local_bh_enable+0x10/0x34 [ 47.475880][ T4438] softirqs last disabled at (160378): [] local_bh_disable+0x10/0x34 [ 47.477344][ T4438] ---[ end trace 0000000000000000 ]--- [ 47.480190][ T4438] ------------[ cut here ]------------ [ 47.481048][ T4438] WARNING: CPU: 0 PID: 4438 at include/linux/backing-dev.h:247 __folio_start_writeback+0x868/0xa68 [ 47.482587][ T4438] Modules linked in: [ 47.483141][ T4438] CPU: 0 PID: 4438 Comm: syz-executor Tainted: G W syzkaller #0 [ 47.484445][ T4438] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 47.485948][ T4438] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 47.487080][ T4438] pc : __folio_start_writeback+0x868/0xa68 [ 47.487998][ T4438] lr : __folio_start_writeback+0x868/0xa68 [ 47.488796][ T4438] sp : ffff800020c87180 [ 47.489386][ T4438] x29: ffff800020c87260 x28: dfff800000000000 x27: 0000000000000000 [ 47.490667][ T4438] x26: ffff700004190e38 x25: 0000000000000000 x24: ffff0000cebb6250 [ 47.491905][ T4438] x23: ffff800020c871e0 x22: ffff0000c04947e8 x21: 0000000000000001 [ 47.493171][ T4438] x20: fffffc0003722b88 x19: fffffc0003722b80 x18: ffff800011abbcc0 [ 47.494326][ T4438] x17: ffff8000181f9000 x16: ffff8000082d10fc x15: 0000000000000000 [ 47.495502][ T4438] x14: 0000000000000406 x13: 1ffff00002a180b1 x12: 0000000000ff0100 [ 47.496778][ T4438] x11: ff008000086fe25c x10: 0000000000000000 x9 : ffff8000086fe25c [ 47.498061][ T4438] x8 : ffff0000cce01bc0 x7 : ffff8000086fdcdc x6 : 0000000000000000 [ 47.499313][ T4438] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff8000086fdd1c [ 47.500523][ T4438] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 47.501816][ T4438] Call trace: [ 47.502323][ T4438] __folio_start_writeback+0x868/0xa68 [ 47.503176][ T4438] set_page_writeback+0x5c/0x7c [ 47.503979][ T4438] gfs2_aspace_writepage+0x520/0x6e8 [ 47.504844][ T4438] __gfs2_writepage+0x70/0x18c [ 47.505577][ T4438] write_cache_pages+0x73c/0xdd4 [ 47.506371][ T4438] gfs2_ail1_flush+0x7c0/0xa00 [ 47.507091][ T4438] empty_ail1_list+0x110/0x1ec [ 47.507877][ T4438] gfs2_log_flush+0x1258/0x1aa0 [ 47.508651][ T4438] gfs2_kill_sb+0x5c/0xd4 [ 47.509368][ T4438] deactivate_locked_super+0xac/0x124 [ 47.510219][ T4438] deactivate_super+0xe8/0x108 [ 47.510907][ T4438] cleanup_mnt+0x37c/0x404 [ 47.511598][ T4438] __cleanup_mnt+0x20/0x30 [ 47.512241][ T4438] task_work_run+0x1ec/0x270 [ 47.512883][ T4438] do_notify_resume+0x2038/0x2b28 [ 47.513660][ T4438] el0_svc+0x98/0x138 [ 47.514223][ T4438] el0t_64_sync_handler+0x84/0xf0 [ 47.515002][ T4438] el0t_64_sync+0x18c/0x190 [ 47.515696][ T4438] irq event stamp: 160796 [ 47.516344][ T4438] hardirqs last enabled at (160795): [] folio_memcg_lock+0xe8/0x1fc [ 47.517801][ T4438] hardirqs last disabled at (160796): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 47.519316][ T4438] softirqs last enabled at (160772): [] handle_softirqs+0xaf8/0xc6c [ 47.520706][ T4438] softirqs last disabled at (160667): [] __do_softirq+0x14/0x20 [ 47.522028][ T4438] ---[ end trace 0000000000000000 ]--- [ 47.524945][ C0] ------------[ cut here ]------------ [ 47.525791][ C0] WARNING: CPU: 0 PID: 15 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d4/0x9e0 [ 47.527195][ C0] Modules linked in: [ 47.527699][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W syzkaller #0 [ 47.528918][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 47.530373][ C0] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 47.531520][ C0] pc : __folio_end_writeback+0x7d4/0x9e0 [ 47.532370][ C0] lr : __folio_end_writeback+0x7d4/0x9e0 [ 47.533286][ C0] sp : ffff80001c8c7960 [ 47.533894][ C0] x29: ffff80001c8c7980 x28: dfff800000000000 x27: ffff0000c04947e8 [ 47.535095][ C0] x26: 0000000000000000 x25: 05ffd60000002052 x24: 1fffff800061e270 [ 47.536246][ C0] x23: 0000000000000001 x22: ffff0000cebb42a0 x21: ffff0000cebb42a8 [ 47.537429][ C0] x20: 0000000000000001 x19: fffffc00030f1380 x18: ffff800011abbcc0 [ 47.538580][ C0] x17: 1fffe00033ed797e x16: ffff8000082d10fc x15: 0000000000000000 [ 47.539801][ C0] x14: 0000000000000002 x13: 1ffff00002a180b1 x12: 0000000000ff0100 [ 47.540977][ C0] x11: ff008000086fd7e8 x10: 0000000000000000 x9 : ffff8000086fd7e8 [ 47.542190][ C0] x8 : ffff0000c09b3780 x7 : 0000000000000000 x6 : 0000000000000000 [ 47.543437][ C0] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 47.544685][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 47.545924][ C0] Call trace: [ 47.546414][ C0] __folio_end_writeback+0x7d4/0x9e0 [ 47.547219][ C0] folio_end_writeback+0x12c/0x41c [ 47.548028][ C0] end_page_writeback+0x58/0x74 [ 47.548741][ C0] end_buffer_async_write+0x32c/0x508 [ 47.549524][ C0] end_bio_bh_io_sync+0xb0/0x1e0 [ 47.550228][ C0] bio_endio+0x770/0x7b4 [ 47.550845][ C0] blk_update_request+0x49c/0xbec [ 47.551583][ C0] blk_mq_end_request+0x54/0x88 [ 47.552234][ C0] lo_complete_rq+0x1ec/0x250 [ 47.552959][ C0] blk_done_softirq+0x11c/0x168 [ 47.553644][ C0] handle_softirqs+0x318/0xc6c [ 47.554321][ C0] run_ksoftirqd+0x7c/0x2a0 [ 47.554926][ C0] smpboot_thread_fn+0x4b0/0x964 [ 47.555574][ C0] kthread+0x250/0x2d8 [ 47.556174][ C0] ret_from_fork+0x10/0x20 [ 47.556762][ C0] irq event stamp: 359477 [ 47.557341][ C0] hardirqs last enabled at (359476): [] folio_memcg_lock+0xe8/0x1fc [ 47.558753][ C0] hardirqs last disabled at (359477): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 47.560220][ C0] softirqs last enabled at (359466): [] handle_softirqs+0xaf8/0xc6c [ 47.561616][ C0] softirqs last disabled at (359471): [] run_ksoftirqd+0x7c/0x2a0 [ 47.562928][ C0] ---[ end trace 0000000000000000 ]---