Warning: Permanently added '10.128.10.5' (ED25519) to the list of known hosts. 1970/01/01 00:00:25 parsed 1 programs syzkaller login: [ 26.701747][ T4326] cgroup: Unknown subsys name 'net' [ 27.002417][ T4326] cgroup: Unknown subsys name 'rlimit' [ 27.262490][ T4326] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 33.072372][ T4337] chnl_net:caif_netlink_parms(): no params data found [ 33.091808][ T4337] bridge0: port 1(bridge_slave_0) entered blocking state [ 33.093044][ T4337] bridge0: port 1(bridge_slave_0) entered disabled state [ 33.094469][ T4337] device bridge_slave_0 entered promiscuous mode [ 33.096842][ T4337] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.097949][ T4337] bridge0: port 2(bridge_slave_1) entered disabled state [ 33.099326][ T4337] device bridge_slave_1 entered promiscuous mode [ 33.108513][ T4337] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 33.111092][ T4337] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 33.118460][ T4337] team0: Port device team_slave_0 added [ 33.120321][ T4337] team0: Port device team_slave_1 added [ 33.126249][ T4337] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 33.127284][ T4337] 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. [ 33.131295][ T4337] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 33.134515][ T4337] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 33.135589][ T4337] 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. [ 33.139488][ T4337] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 33.170757][ T4337] device hsr_slave_0 entered promiscuous mode [ 33.229985][ T4337] device hsr_slave_1 entered promiscuous mode [ 33.303794][ T4337] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 33.352538][ T4337] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 33.392163][ T4337] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 33.421152][ T4337] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 33.469362][ T4337] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.470616][ T4337] bridge0: port 2(bridge_slave_1) entered forwarding state [ 33.471967][ T4337] bridge0: port 1(bridge_slave_0) entered blocking state [ 33.473088][ T4337] bridge0: port 1(bridge_slave_0) entered forwarding state [ 33.489165][ T4337] 8021q: adding VLAN 0 to HW filter on device bond0 [ 33.493001][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 33.495494][ T39] bridge0: port 1(bridge_slave_0) entered disabled state [ 33.497344][ T39] bridge0: port 2(bridge_slave_1) entered disabled state [ 33.499253][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 33.504232][ T4337] 8021q: adding VLAN 0 to HW filter on device team0 [ 33.508271][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 33.510605][ T39] bridge0: port 1(bridge_slave_0) entered blocking state [ 33.511781][ T39] bridge0: port 1(bridge_slave_0) entered forwarding state [ 33.516390][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 33.517931][ T39] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.519049][ T39] bridge0: port 2(bridge_slave_1) entered forwarding state [ 33.526030][ T287] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 33.527788][ T287] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 33.532348][ T287] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 33.535843][ T287] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 33.538739][ T287] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 33.543267][ T4337] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 33.591665][ T287] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 33.592854][ T287] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 33.596003][ T4337] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 33.603240][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 33.608356][ T287] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 33.610159][ T287] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 33.611576][ T287] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 33.615077][ T4337] device veth0_vlan entered promiscuous mode [ 33.618036][ T4337] device veth1_vlan entered promiscuous mode [ 33.625343][ T287] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 33.626919][ T287] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 33.628640][ T287] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 33.631607][ T4337] device veth0_macvtap entered promiscuous mode [ 33.633961][ T4337] device veth1_macvtap entered promiscuous mode [ 33.638786][ T4337] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 33.641288][ T287] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 33.643253][ T287] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 33.646098][ T4337] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 33.647392][ T287] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 33.650575][ T4337] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 33.652089][ T4337] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 33.653504][ T4337] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 33.654897][ T4337] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 34.151404][ T231] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 34.236190][ T4374] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 34.237793][ T4374] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 34.239024][ T4374] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 34.241216][ T4374] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 34.242639][ T4374] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 34.243863][ T4374] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 34.981929][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 34.983172][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 34.985030][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 34.992868][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 34.994181][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 34.996097][ T287] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:00:35 executed programs: 0 [ 35.194967][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 35.196470][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 35.197808][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 35.199327][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 35.201431][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 35.202704][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 35.248195][ T4415] chnl_net:caif_netlink_parms(): no params data found [ 35.263454][ T4415] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.264660][ T4415] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.266246][ T4415] device bridge_slave_0 entered promiscuous mode [ 35.268320][ T4415] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.269460][ T4415] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.271164][ T4415] device bridge_slave_1 entered promiscuous mode [ 35.278405][ T4415] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 35.281080][ T4415] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 35.288067][ T4415] team0: Port device team_slave_0 added [ 35.290264][ T4415] team0: Port device team_slave_1 added [ 35.297344][ T4415] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 35.298478][ T4415] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 35.302909][ T4415] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 35.305279][ T4415] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 35.306336][ T4415] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 35.310445][ T4415] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 35.360795][ T4415] device hsr_slave_0 entered promiscuous mode [ 35.410236][ T4415] device hsr_slave_1 entered promiscuous mode [ 35.449898][ T4415] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 35.451334][ T4415] Cannot create hsr debugfs directory [ 36.990751][ T231] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 37.210068][ T47] Bluetooth: hci0: command 0x0409 tx timeout [ 39.289909][ T4374] Bluetooth: hci0: command 0x041b tx timeout [ 39.381111][ T231] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 39.461509][ T231] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 40.392598][ T4415] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 40.471995][ T4415] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 40.501957][ T4415] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 40.540859][ T4415] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 40.660420][ T4415] 8021q: adding VLAN 0 to HW filter on device bond0 [ 40.664980][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 40.666365][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 40.668867][ T4415] 8021q: adding VLAN 0 to HW filter on device team0 [ 40.672226][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 40.673843][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.675232][ T308] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.676370][ T308] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.678180][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 40.711982][ T287] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 40.713626][ T287] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.715082][ T287] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.716133][ T287] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.718871][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 40.722700][ T287] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 40.725231][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 40.727055][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 40.728552][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 40.731235][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 40.732831][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 40.735315][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 40.736764][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 40.739282][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 40.741683][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.744071][ T4415] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 40.764479][ T231] device hsr_slave_0 left promiscuous mode [ 40.780451][ T231] device hsr_slave_1 left promiscuous mode [ 40.849783][ T231] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 40.851006][ T231] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 40.852674][ T231] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 40.853949][ T231] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 40.855363][ T231] device bridge_slave_1 left promiscuous mode [ 40.856845][ T231] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.890696][ T231] device bridge_slave_0 left promiscuous mode [ 40.891798][ T231] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.009903][ T231] device veth1_macvtap left promiscuous mode [ 41.010995][ T231] device veth0_macvtap left promiscuous mode [ 41.011935][ T231] device veth1_vlan left promiscuous mode [ 41.012949][ T231] device veth0_vlan left promiscuous mode [ 41.379707][ T4374] Bluetooth: hci0: command 0x040f tx timeout [ 42.781553][ T231] team0 (unregistering): Port device team_slave_1 removed [ 42.950392][ T231] team0 (unregistering): Port device team_slave_0 removed [ 43.110187][ T231] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 43.340174][ T231] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 43.449790][ T4374] Bluetooth: hci0: command 0x0419 tx timeout [ 45.821037][ T231] bond0 (unregistering): Released all slaves [ 46.066211][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 46.067487][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 46.070322][ T4415] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.076206][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 46.077698][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 46.089219][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 46.090991][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 46.092466][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 46.093833][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 46.096053][ T4415] device veth0_vlan entered promiscuous mode [ 46.099121][ T4415] device veth1_vlan entered promiscuous mode [ 46.106314][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 46.107905][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 46.109368][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 46.110892][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 46.113440][ T4415] device veth0_macvtap entered promiscuous mode [ 46.115652][ T4415] device veth1_macvtap entered promiscuous mode [ 46.121019][ T4415] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 46.122406][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 46.124072][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 46.127031][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 46.128530][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 46.131809][ T4415] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 46.133039][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 46.135412][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 46.137794][ T4415] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.139143][ T4415] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.141398][ T4415] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.142797][ T4415] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.166259][ T308] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 46.167488][ T308] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 46.170529][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 46.175146][ T287] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 46.176477][ T287] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 46.178145][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 46.329076][ T4475] loop0: detected capacity change from 0 to 32768 [ 46.337231][ T4475] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 46.338600][ T4475] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 46.347873][ T4475] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 46.350308][ T4436] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 46.351360][ T4436] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 46.363291][ T4436] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 11ms [ 46.365338][ T4436] gfs2: fsid=syz:syz.0: jid=0: Done [ 46.366395][ T4475] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 46.472297][ T4415] ------------[ cut here ]------------ [ 46.473182][ T4415] WARNING: CPU: 1 PID: 4415 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xce0 [ 46.474726][ T4415] Modules linked in: [ 46.475266][ T4415] CPU: 1 PID: 4415 Comm: syz-executor Not tainted 6.1.148-syzkaller #0 [ 46.476545][ T4415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 46.477925][ T4415] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 46.479043][ T4415] pc : __folio_mark_dirty+0x8a0/0xce0 [ 46.479912][ T4415] lr : __folio_mark_dirty+0x8a0/0xce0 [ 46.480720][ T4415] sp : ffff800020a676e0 [ 46.481376][ T4415] x29: ffff800020a67700 x28: 1fffff800066b460 x27: dfff800000000000 [ 46.482569][ T4415] x26: 0000000000000000 x25: ffff0000c0481290 x24: 0000000000000001 [ 46.483821][ T4415] x23: 0000000000000000 x22: fffffc000335a308 x21: 1fffe00018090252 [ 46.485138][ T4415] x20: ffff0000ce222250 x19: fffffc000335a300 x18: ffff800011aabce0 [ 46.486454][ T4415] x17: ffff8000181e7000 x16: ffff8000082d0ec0 x15: ffff800017cc7fc0 [ 46.487732][ T4415] x14: ffff0000cce8c218 x13: ffff0000cce8c290 x12: 0000000000ff0100 [ 46.488976][ T4415] x11: ff008000086fb4cc x10: 0000000000000000 x9 : ffff8000086fb4cc [ 46.490225][ T4415] x8 : ffff0000cce8b780 x7 : 0000000000000000 x6 : 0000000000000000 [ 46.491516][ T4415] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a45edc [ 46.492787][ T4415] x2 : ffff0000ce762060 x1 : 0000000000000000 x0 : 0000000000000000 [ 46.494059][ T4415] Call trace: [ 46.494618][ T4415] __folio_mark_dirty+0x8a0/0xce0 [ 46.495433][ T4415] mark_buffer_dirty+0x2b8/0x5cc [ 46.496163][ T4415] gfs2_unpin+0x120/0x914 [ 46.496846][ T4415] buf_lo_after_commit+0x140/0x188 [ 46.497642][ T4415] gfs2_log_flush+0xbc8/0x1aa0 [ 46.498307][ T4415] gfs2_kill_sb+0x5c/0xd4 [ 46.498945][ T4415] deactivate_locked_super+0xac/0x124 [ 46.499764][ T4415] deactivate_super+0xe8/0x108 [ 46.500536][ T4415] cleanup_mnt+0x37c/0x404 [ 46.501235][ T4415] __cleanup_mnt+0x20/0x30 [ 46.501924][ T4415] task_work_run+0x1ec/0x270 [ 46.502623][ T4415] do_notify_resume+0x1f70/0x2b0c [ 46.503406][ T4415] el0_svc+0x98/0x138 [ 46.504021][ T4415] el0t_64_sync_handler+0x84/0xf0 [ 46.504816][ T4415] el0t_64_sync+0x18c/0x190 [ 46.505460][ T4415] irq event stamp: 167112 [ 46.506088][ T4415] hardirqs last enabled at (167111): [] folio_memcg_lock+0xe8/0x1fc [ 46.507652][ T4415] hardirqs last disabled at (167112): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 46.509116][ T4415] softirqs last enabled at (166880): [] local_bh_enable+0x10/0x34 [ 46.510608][ T4415] softirqs last disabled at (166878): [] local_bh_disable+0x10/0x34 [ 46.512121][ T4415] ---[ end trace 0000000000000000 ]--- [ 46.516594][ T4415] ------------[ cut here ]------------ [ 46.517484][ T4415] WARNING: CPU: 1 PID: 4415 at include/linux/backing-dev.h:247 __folio_start_writeback+0x868/0xa68 [ 46.519098][ T4415] Modules linked in: [ 46.519706][ T4415] CPU: 1 PID: 4415 Comm: syz-executor Tainted: G W 6.1.148-syzkaller #0 [ 46.521203][ T4415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 46.522765][ T4415] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 46.523899][ T4415] pc : __folio_start_writeback+0x868/0xa68 [ 46.524704][ T4415] lr : __folio_start_writeback+0x868/0xa68 [ 46.525589][ T4415] sp : ffff800020a67180 [ 46.526291][ T4415] x29: ffff800020a67260 x28: dfff800000000000 x27: 0000000000000000 [ 46.527556][ T4415] x26: ffff70000414ce38 x25: 0000000000000000 x24: ffff0000ce222250 [ 46.528760][ T4415] x23: ffff800020a671e0 x22: ffff0000c04810e8 x21: 0000000000000001 [ 46.530000][ T4415] x20: fffffc000335a308 x19: fffffc000335a300 x18: ffff800011aabce0 [ 46.531412][ T4415] x17: ffff8000181e7000 x16: ffff8000082d0ec0 x15: 0000000000000000 [ 46.532696][ T4415] x14: 0000000000000406 x13: 1ffff00002a160b1 x12: 0000000000ff0100 [ 46.534069][ T4415] x11: ff008000086fd9e4 x10: 0000000000000000 x9 : ffff8000086fd9e4 [ 46.535407][ T4415] x8 : ffff0000cce8b780 x7 : ffff8000086fd464 x6 : 0000000000000000 [ 46.536692][ T4415] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff8000086fd4a4 [ 46.537942][ T4415] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 46.539250][ T4415] Call trace: [ 46.539760][ T4415] __folio_start_writeback+0x868/0xa68 [ 46.540628][ T4415] set_page_writeback+0x5c/0x7c [ 46.541379][ T4415] gfs2_aspace_writepage+0x520/0x6e8 [ 46.542211][ T4415] __gfs2_writepage+0x70/0x18c [ 46.542886][ T4415] write_cache_pages+0x73c/0xdd4 [ 46.543596][ T4415] gfs2_ail1_flush+0x7c0/0xa00 [ 46.544331][ T4415] empty_ail1_list+0x110/0x1ec [ 46.545130][ T4415] gfs2_log_flush+0x1258/0x1aa0 [ 46.545935][ T4415] gfs2_kill_sb+0x5c/0xd4 [ 46.546682][ T4415] deactivate_locked_super+0xac/0x124 [ 46.547622][ T4415] deactivate_super+0xe8/0x108 [ 46.548396][ T4415] cleanup_mnt+0x37c/0x404 [ 46.549084][ T4415] __cleanup_mnt+0x20/0x30 [ 46.549818][ T4415] task_work_run+0x1ec/0x270 [ 46.550606][ T4415] do_notify_resume+0x1f70/0x2b0c [ 46.551462][ T4415] el0_svc+0x98/0x138 [ 46.552181][ T4415] el0t_64_sync_handler+0x84/0xf0 [ 46.553025][ T4415] el0t_64_sync+0x18c/0x190 [ 46.553781][ T4415] irq event stamp: 167290 [ 46.554460][ T4415] hardirqs last enabled at (167289): [] folio_memcg_lock+0xe8/0x1fc [ 46.555991][ T4415] hardirqs last disabled at (167290): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 46.557815][ T4415] softirqs last enabled at (167266): [] handle_softirqs+0xaf8/0xc6c [ 46.559327][ T4415] softirqs last disabled at (167115): [] __do_softirq+0x14/0x20 [ 46.560742][ T4415] ---[ end trace 0000000000000000 ]--- [ 46.564597][ C0] ------------[ cut here ]------------ [ 46.565636][ C0] WARNING: CPU: 0 PID: 15 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d4/0x9e0 [ 46.567069][ C0] Modules linked in: [ 46.567684][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W 6.1.148-syzkaller #0 [ 46.569195][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 46.570630][ C0] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 46.571828][ C0] pc : __folio_end_writeback+0x7d4/0x9e0 [ 46.572667][ C0] lr : __folio_end_writeback+0x7d4/0x9e0 [ 46.573458][ C0] sp : ffff80001c8b7960 [ 46.574047][ C0] x29: ffff80001c8b7980 x28: dfff800000000000 x27: ffff0000c04810e8 [ 46.575273][ C0] x26: 0000000000000000 x25: 05ffd60000002052 x24: 1fffff80006bfba8 [ 46.576594][ C0] x23: 0000000000000001 x22: ffff0000ce2202a0 x21: ffff0000ce2202a8 [ 46.578103][ C0] x20: 0000000000000001 x19: fffffc00035fdd40 x18: ffff800011aabce0 [ 46.579409][ C0] x17: 1fffe00033ed9d7e x16: ffff8000082d0ec0 x15: 0000000000000000 [ 46.580737][ C0] x14: 0000000000000002 x13: 1ffff00002a160b1 x12: 0000000000ff0100 [ 46.582081][ C0] x11: ff008000086fcf70 x10: 0000000000000000 x9 : ffff8000086fcf70 [ 46.583287][ C0] x8 : ffff0000c09b3780 x7 : 0000000000000000 x6 : 0000000000000000 [ 46.584561][ C0] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 46.585811][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 46.587060][ C0] Call trace: [ 46.587521][ C0] __folio_end_writeback+0x7d4/0x9e0 [ 46.588268][ C0] folio_end_writeback+0x12c/0x41c [ 46.589013][ C0] end_page_writeback+0x58/0x74 [ 46.589788][ C0] end_buffer_async_write+0x32c/0x508 [ 46.590617][ C0] end_bio_bh_io_sync+0xb0/0x1e0 [ 46.591360][ C0] bio_endio+0x770/0x7b4 [ 46.592061][ C0] blk_update_request+0x49c/0xbec [ 46.592827][ C0] blk_mq_end_request+0x54/0x88 [ 46.593585][ C0] lo_complete_rq+0x1ec/0x250 [ 46.594285][ C0] blk_done_softirq+0x11c/0x168 [ 46.595013][ C0] handle_softirqs+0x318/0xc6c [ 46.595735][ C0] run_ksoftirqd+0x7c/0x2a0 [ 46.596426][ C0] smpboot_thread_fn+0x4b0/0x964 [ 46.597254][ C0] kthread+0x250/0x2d8 [ 46.597888][ C0] ret_from_fork+0x10/0x20 [ 46.598478][ C0] irq event stamp: 383267 [ 46.599173][ C0] hardirqs last enabled at (383266): [] folio_memcg_lock+0xe8/0x1fc [ 46.600647][ C0] hardirqs last disabled at (383267): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 46.602248][ C0] softirqs last enabled at (383256): [] handle_softirqs+0xaf8/0xc6c [ 46.603917][ C0] softirqs last disabled at (383261): [] run_ksoftirqd+0x7c/0x2a0 [ 46.605512][ C0] ---[ end trace 0000000000000000 ]---