Warning: Permanently added '10.128.0.116' (ED25519) to the list of known hosts. 1970/01/01 00:00:33 parsed 1 programs [ 34.463928][ T4325] cgroup: Unknown subsys name 'net' [ 34.756686][ T4325] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 35.030889][ T4325] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 38.133124][ T4346] chnl_net:caif_netlink_parms(): no params data found [ 38.155525][ T4346] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.156574][ T4346] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.158380][ T4346] device bridge_slave_0 entered promiscuous mode [ 38.162555][ T4346] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.163716][ T4346] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.166414][ T4346] device bridge_slave_1 entered promiscuous mode [ 38.174510][ T4346] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 38.176925][ T4346] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 38.184410][ T4346] team0: Port device team_slave_0 added [ 38.186554][ T4346] team0: Port device team_slave_1 added [ 38.192206][ T4346] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 38.193212][ T4346] 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. [ 38.197140][ T4346] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 38.199691][ T4346] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 38.200706][ T4346] 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. [ 38.204903][ T4346] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 38.266043][ T4346] device hsr_slave_0 entered promiscuous mode [ 38.304285][ T4346] device hsr_slave_1 entered promiscuous mode [ 38.379272][ T4346] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 38.406864][ T4346] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 38.456747][ T4346] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 38.516770][ T4346] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 38.564992][ T4346] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.566285][ T4346] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.567583][ T4346] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.568650][ T4346] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.586979][ T4346] 8021q: adding VLAN 0 to HW filter on device bond0 [ 38.590739][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 38.593266][ T11] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.596276][ T11] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.598124][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 38.603166][ T4346] 8021q: adding VLAN 0 to HW filter on device team0 [ 38.608268][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 38.609870][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.611018][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.613995][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 38.615937][ T11] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.617070][ T11] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.623580][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 38.625823][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 38.632144][ T4346] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 38.633886][ T4346] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 38.638051][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 38.640000][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 38.642107][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 38.643729][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 38.699654][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 38.700964][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 38.704839][ T4346] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 38.710976][ T548] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 38.718608][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 38.720396][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 38.721908][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 38.724187][ T4346] device veth0_vlan entered promiscuous mode [ 38.756390][ T4346] device veth1_vlan entered promiscuous mode [ 38.762904][ T548] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 38.764605][ T548] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 38.766485][ T548] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 38.768904][ T4346] device veth0_macvtap entered promiscuous mode [ 38.771339][ T4346] device veth1_macvtap entered promiscuous mode [ 38.778022][ T4346] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 38.779251][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 38.781278][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 38.785512][ T4346] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 38.787104][ T548] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 38.790062][ T4346] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.791384][ T4346] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.792720][ T4346] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.795324][ T4346] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.931778][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 38.933057][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 38.935380][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 38.942863][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 38.945093][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 38.946919][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 39.199345][ T4392] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 39.200976][ T4394] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 39.202293][ T4394] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 39.203864][ T4394] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 39.206332][ T4394] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 39.207568][ T4394] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 39.847676][ T9] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:00:39 executed programs: 0 [ 40.034361][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 40.036077][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 40.037451][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 40.038875][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 40.040178][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 40.041431][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 40.085157][ T4418] chnl_net:caif_netlink_parms(): no params data found [ 40.100606][ T4418] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.101838][ T4418] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.103285][ T4418] device bridge_slave_0 entered promiscuous mode [ 40.106810][ T4418] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.107988][ T4418] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.109436][ T4418] device bridge_slave_1 entered promiscuous mode [ 40.117403][ T4418] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 40.119807][ T4418] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 40.127652][ T4418] team0: Port device team_slave_0 added [ 40.129600][ T4418] team0: Port device team_slave_1 added [ 40.135923][ T4418] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 40.137009][ T4418] 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. [ 40.140704][ T4418] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 40.143060][ T4418] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 40.144480][ T4418] 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. [ 40.148041][ T4418] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 40.205129][ T4418] device hsr_slave_0 entered promiscuous mode [ 40.264754][ T4418] device hsr_slave_1 entered promiscuous mode [ 40.304194][ T4418] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 40.305519][ T4418] Cannot create hsr debugfs directory [ 42.094842][ T4394] Bluetooth: hci0: command 0x0409 tx timeout [ 42.126102][ T9] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 44.174165][ T4394] Bluetooth: hci0: command 0x041b tx timeout [ 44.245198][ T9] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 44.326055][ T9] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 45.296397][ T4418] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 45.415741][ T4418] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 45.465703][ T4418] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 45.495360][ T4418] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 45.604892][ T4418] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.608302][ T548] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.609901][ T548] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.612274][ T4418] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.615855][ T548] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.617465][ T548] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.619263][ T548] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.620325][ T548] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.621914][ T548] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.676187][ T211] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.678030][ T211] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.679318][ T211] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.680411][ T211] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.683289][ T548] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.686489][ T548] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.689084][ T548] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.690739][ T548] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.692267][ T548] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.694740][ T4425] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.696269][ T4425] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.699105][ T211] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.700680][ T211] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.703178][ T211] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.705239][ T211] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.707564][ T4418] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.780946][ T4425] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 45.782103][ T4425] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 45.827447][ T4418] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.833571][ T4425] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 45.835924][ T4425] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.841774][ T4425] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 45.843315][ T4425] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.845210][ T4425] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.846598][ T4425] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.848970][ T4418] device veth0_vlan entered promiscuous mode [ 45.852730][ T4418] device veth1_vlan entered promiscuous mode [ 45.859662][ T4425] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 45.861049][ T4425] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 45.862333][ T4425] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 45.863747][ T4425] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 45.917520][ T4418] device veth0_macvtap entered promiscuous mode [ 45.920638][ T4418] device veth1_macvtap entered promiscuous mode [ 45.925348][ T4418] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 45.926967][ T4418] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 45.928895][ T4418] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 45.930051][ T4425] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 45.931654][ T4425] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 45.932989][ T4425] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 45.935795][ T4425] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 45.938360][ T4418] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 45.940014][ T4418] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 45.942001][ T4418] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 45.943167][ T548] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 45.944965][ T548] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 45.947589][ T4418] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.948877][ T4418] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.950151][ T4418] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.951429][ T4418] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.011083][ T548] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 46.012313][ T548] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 46.016486][ T4425] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 46.021960][ T548] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 46.023081][ T548] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 46.025085][ T548] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 46.179318][ T4500] loop0: detected capacity change from 0 to 32768 [ 46.192092][ T4500] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 46.193369][ T4500] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 46.204637][ T4500] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 46.207171][ T7] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 46.208269][ T7] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 46.219217][ T7] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 10ms [ 46.221266][ T7] gfs2: fsid=syz:syz.0: jid=0: Done [ 46.222512][ T4500] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 46.254211][ T4394] Bluetooth: hci0: command 0x040f tx timeout [ 46.322219][ T4418] ------------[ cut here ]------------ [ 46.323138][ T4418] WARNING: CPU: 1 PID: 4418 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xce0 [ 46.324632][ T4418] Modules linked in: [ 46.325259][ T4418] CPU: 1 PID: 4418 Comm: syz-executor Not tainted syzkaller #0 [ 46.326397][ T4418] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 46.327813][ T4418] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 46.328927][ T4418] pc : __folio_mark_dirty+0x8a0/0xce0 [ 46.329731][ T4418] lr : __folio_mark_dirty+0x8a0/0xce0 [ 46.330503][ T4418] sp : ffff8000208076e0 [ 46.331080][ T4418] x29: ffff800020807700 x28: 1fffff80006a0dc0 x27: dfff800000000000 [ 46.332131][ T4418] x26: 0000000000000000 x25: ffff0000c0494990 x24: 0000000000000001 [ 46.333245][ T4418] x23: 0000000000000000 x22: fffffc0003506e08 x21: 1fffe00018092932 [ 46.334350][ T4418] x20: ffff0000dda4e250 x19: fffffc0003506e00 x18: ffff800011abbcc0 [ 46.335541][ T4418] x17: ffff8000181f9000 x16: ffff8000082d10fc x15: ffff800017cda000 [ 46.336707][ T4418] x14: ffff0000c61b4218 x13: ffff0000c61b4290 x12: 0000000000ff0100 [ 46.337915][ T4418] x11: ff008000086fbd44 x10: 0000000000000000 x9 : ffff8000086fbd44 [ 46.339145][ T4418] x8 : ffff0000c61b3780 x7 : 0000000000000000 x6 : 0000000000000000 [ 46.340323][ T4418] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a46b60 [ 46.341511][ T4418] x2 : ffff0000ce636060 x1 : 0000000000000000 x0 : 0000000000000000 [ 46.342613][ T4418] Call trace: [ 46.343093][ T4418] __folio_mark_dirty+0x8a0/0xce0 [ 46.343924][ T4418] mark_buffer_dirty+0x2b8/0x5cc [ 46.344638][ T4418] gfs2_unpin+0x120/0x914 [ 46.345257][ T4418] buf_lo_after_commit+0x140/0x188 [ 46.346014][ T4418] gfs2_log_flush+0xbc8/0x1aa0 [ 46.346764][ T4418] gfs2_kill_sb+0x5c/0xd4 [ 46.347382][ T4418] deactivate_locked_super+0xac/0x124 [ 46.348205][ T4418] deactivate_super+0xe8/0x108 [ 46.348830][ T4418] cleanup_mnt+0x37c/0x404 [ 46.349557][ T4418] __cleanup_mnt+0x20/0x30 [ 46.350180][ T4418] task_work_run+0x1ec/0x270 [ 46.350859][ T4418] do_notify_resume+0x2038/0x2b28 [ 46.351588][ T4418] el0_svc+0x98/0x138 [ 46.352163][ T4418] el0t_64_sync_handler+0x84/0xf0 [ 46.352874][ T4418] el0t_64_sync+0x18c/0x190 [ 46.353467][ T4418] irq event stamp: 165994 [ 46.354120][ T4418] hardirqs last enabled at (165993): [] folio_memcg_lock+0xe8/0x1fc [ 46.355474][ T4418] hardirqs last disabled at (165994): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 46.356920][ T4418] softirqs last enabled at (165684): [] local_bh_enable+0x10/0x34 [ 46.358272][ T4418] softirqs last disabled at (165682): [] local_bh_disable+0x10/0x34 [ 46.359618][ T4418] ---[ end trace 0000000000000000 ]--- [ 46.364039][ T4418] ------------[ cut here ]------------ [ 46.364803][ T4418] WARNING: CPU: 1 PID: 4418 at include/linux/backing-dev.h:247 __folio_start_writeback+0x868/0xa68 [ 46.366367][ T4418] Modules linked in: [ 46.366968][ T4418] CPU: 1 PID: 4418 Comm: syz-executor Tainted: G W syzkaller #0 [ 46.368200][ T4418] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 46.369699][ T4418] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 46.370796][ T4418] pc : __folio_start_writeback+0x868/0xa68 [ 46.371630][ T4418] lr : __folio_start_writeback+0x868/0xa68 [ 46.372487][ T4418] sp : ffff800020807180 [ 46.373048][ T4418] x29: ffff800020807260 x28: dfff800000000000 x27: 0000000000000000 [ 46.374154][ T4418] x26: ffff700004100e38 x25: 0000000000000000 x24: ffff0000dda4e250 [ 46.375316][ T4418] x23: ffff8000208071e0 x22: ffff0000c04947e8 x21: 0000000000000001 [ 46.376419][ T4418] x20: fffffc0003506e08 x19: fffffc0003506e00 x18: ffff800011abbcc0 [ 46.377558][ T4418] x17: ffff8000181f9000 x16: ffff8000082d10fc x15: 0000000000000000 [ 46.378708][ T4418] x14: 0000000000000406 x13: 1ffff00002a180b1 x12: 0000000000ff0100 [ 46.379848][ T4418] x11: ff008000086fe25c x10: 0000000000000000 x9 : ffff8000086fe25c [ 46.381035][ T4418] x8 : ffff0000c61b3780 x7 : ffff8000086fdcdc x6 : 0000000000000000 [ 46.382167][ T4418] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff8000086fdd1c [ 46.383353][ T4418] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 46.384602][ T4418] Call trace: [ 46.385081][ T4418] __folio_start_writeback+0x868/0xa68 [ 46.385825][ T4418] set_page_writeback+0x5c/0x7c [ 46.386535][ T4418] gfs2_aspace_writepage+0x520/0x6e8 [ 46.387355][ T4418] __gfs2_writepage+0x70/0x18c [ 46.388044][ T4418] write_cache_pages+0x73c/0xdd4 [ 46.388760][ T4418] gfs2_ail1_flush+0x7c0/0xa00 [ 46.389440][ T4418] empty_ail1_list+0x110/0x1ec [ 46.390122][ T4418] gfs2_log_flush+0x1258/0x1aa0 [ 46.390898][ T4418] gfs2_kill_sb+0x5c/0xd4 [ 46.391532][ T4418] deactivate_locked_super+0xac/0x124 [ 46.392318][ T4418] deactivate_super+0xe8/0x108 [ 46.392971][ T4418] cleanup_mnt+0x37c/0x404 [ 46.393649][ T4418] __cleanup_mnt+0x20/0x30 [ 46.394315][ T4418] task_work_run+0x1ec/0x270 [ 46.394968][ T4418] do_notify_resume+0x2038/0x2b28 [ 46.395676][ T4418] el0_svc+0x98/0x138 [ 46.396281][ T4418] el0t_64_sync_handler+0x84/0xf0 [ 46.396983][ T4418] el0t_64_sync+0x18c/0x190 [ 46.397624][ T4418] irq event stamp: 166060 [ 46.398206][ T4418] hardirqs last enabled at (166059): [] folio_memcg_lock+0xe8/0x1fc [ 46.399540][ T4418] hardirqs last disabled at (166060): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 46.400931][ T4418] softirqs last enabled at (166038): [] handle_softirqs+0xaf8/0xc6c [ 46.402236][ T4418] softirqs last disabled at (165997): [] __do_softirq+0x14/0x20 [ 46.403565][ T4418] ---[ end trace 0000000000000000 ]--- [ 46.407209][ C1] ------------[ cut here ]------------ [ 46.408114][ C1] WARNING: CPU: 1 PID: 21 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d4/0x9e0 [ 46.409479][ C1] Modules linked in: [ 46.409953][ C1] CPU: 1 PID: 21 Comm: ksoftirqd/1 Tainted: G W syzkaller #0 [ 46.411162][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 46.412523][ C1] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 46.413665][ C1] pc : __folio_end_writeback+0x7d4/0x9e0 [ 46.414397][ C1] lr : __folio_end_writeback+0x7d4/0x9e0 [ 46.415195][ C1] sp : ffff80001c937960 [ 46.415711][ C1] x29: ffff80001c937980 x28: dfff800000000000 x27: ffff0000c04947e8 [ 46.416752][ C1] x26: 0000000000000000 x25: 05ffd60000002052 x24: 1fffff8000700ec8 [ 46.417857][ C1] x23: 0000000000000001 x22: ffff0000dda4c2a0 x21: ffff0000dda4c2a8 [ 46.419169][ C1] x20: 0000000000000001 x19: fffffc0003807640 x18: ffff800011abbcc0 [ 46.420377][ C1] x17: 1fffe00033edbb7e x16: ffff8000082d10fc x15: 0000000000000000 [ 46.421587][ C1] x14: 0000000000000002 x13: 1ffff00002a180b1 x12: 0000000000ff0100 [ 46.422813][ C1] x11: ff008000086fd7e8 x10: 0000000000000000 x9 : ffff8000086fd7e8 [ 46.423997][ C1] x8 : ffff0000c0a51bc0 x7 : 0000000000000000 x6 : 0000000000000000 [ 46.425075][ C1] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 46.426203][ C1] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 46.427346][ C1] Call trace: [ 46.427793][ C1] __folio_end_writeback+0x7d4/0x9e0 [ 46.428602][ C1] folio_end_writeback+0x12c/0x41c [ 46.429348][ C1] end_page_writeback+0x58/0x74 [ 46.430017][ C1] end_buffer_async_write+0x32c/0x508 [ 46.430827][ C1] end_bio_bh_io_sync+0xb0/0x1e0 [ 46.431565][ C1] bio_endio+0x770/0x7b4 [ 46.432171][ C1] blk_update_request+0x49c/0xbec [ 46.432891][ C1] blk_mq_end_request+0x54/0x88 [ 46.433644][ C1] lo_complete_rq+0x1ec/0x250 [ 46.434299][ C1] blk_done_softirq+0x11c/0x168 [ 46.435044][ C1] handle_softirqs+0x318/0xc6c [ 46.435718][ C1] run_ksoftirqd+0x7c/0x2a0 [ 46.436345][ C1] smpboot_thread_fn+0x4b0/0x964 [ 46.437076][ C1] kthread+0x250/0x2d8 [ 46.437652][ C1] ret_from_fork+0x10/0x20 [ 46.438292][ C1] irq event stamp: 407951 [ 46.438996][ C1] hardirqs last enabled at (407950): [] folio_memcg_lock+0xe8/0x1fc [ 46.440387][ C1] hardirqs last disabled at (407951): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 46.441748][ C1] softirqs last enabled at (407940): [] handle_softirqs+0xaf8/0xc6c [ 46.443104][ C1] softirqs last disabled at (407945): [] run_ksoftirqd+0x7c/0x2a0 [ 46.444454][ C1] ---[ end trace 0000000000000000 ]---