Warning: Permanently added '10.128.1.53' (ED25519) to the list of known hosts. 1970/01/01 00:00:31 parsed 1 programs [ 32.943324][ T4325] cgroup: Unknown subsys name 'net' [ 33.229421][ T4325] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 33.506049][ T4325] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 38.863521][ T4391] chnl_net:caif_netlink_parms(): no params data found [ 38.881550][ T4391] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.882848][ T4391] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.884424][ T4391] device bridge_slave_0 entered promiscuous mode [ 38.887427][ T4391] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.888838][ T4391] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.890380][ T4391] device bridge_slave_1 entered promiscuous mode [ 38.896800][ T4391] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 38.900071][ T4391] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 38.906736][ T4391] team0: Port device team_slave_0 added [ 38.908909][ T4391] team0: Port device team_slave_1 added [ 38.914052][ T4391] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 38.915264][ T4391] 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. [ 38.919910][ T4391] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 38.922367][ T4391] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 38.923475][ T4391] 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. [ 38.927851][ T4391] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 38.988196][ T4391] device hsr_slave_0 entered promiscuous mode [ 39.038087][ T4391] device hsr_slave_1 entered promiscuous mode [ 39.129220][ T4391] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 39.179396][ T4391] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 39.236679][ T4391] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 39.278948][ T4391] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 39.330368][ T4391] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.331719][ T4391] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.333122][ T4391] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.334266][ T4391] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.351803][ T4391] 8021q: adding VLAN 0 to HW filter on device bond0 [ 39.355920][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.359519][ T39] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.361077][ T39] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.374162][ T4391] 8021q: adding VLAN 0 to HW filter on device team0 [ 39.377997][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 39.379749][ T39] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.381103][ T39] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.384600][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 39.386121][ T39] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.387246][ T39] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.393761][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 39.395548][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 39.408824][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 39.411741][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 39.414266][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 39.418331][ T4391] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 39.470705][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 39.472211][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 39.475379][ T4391] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 39.488743][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 39.494692][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 39.496637][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 39.498891][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 39.501273][ T4391] device veth0_vlan entered promiscuous mode [ 39.504453][ T4391] device veth1_vlan entered promiscuous mode [ 39.512173][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 39.513636][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 39.515062][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 39.518099][ T4391] device veth0_macvtap entered promiscuous mode [ 39.530103][ T4391] device veth1_macvtap entered promiscuous mode [ 39.535465][ T4391] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 39.539120][ T4391] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 39.540405][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 39.542317][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 39.543898][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 39.548377][ T4391] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.549942][ T4391] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.551381][ T4391] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.552737][ T4391] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.930500][ T4410] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 39.932040][ T4410] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 39.933531][ T4410] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 39.935081][ T4410] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 39.936405][ T4410] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 39.946493][ T4410] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 40.378141][ T11] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 40.389157][ T1661] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 40.390433][ T1661] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 40.392511][ T1661] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 40.400436][ T236] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 40.401806][ T236] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 40.403335][ T236] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:00:40 executed programs: 0 [ 40.635768][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 40.637803][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 40.639756][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 40.641386][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 40.643079][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 40.644349][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 40.690854][ T4422] chnl_net:caif_netlink_parms(): no params data found [ 40.705535][ T4422] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.706791][ T4422] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.709446][ T4422] device bridge_slave_0 entered promiscuous mode [ 40.711508][ T4422] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.712787][ T4422] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.714315][ T4422] device bridge_slave_1 entered promiscuous mode [ 40.723132][ T4422] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 40.725501][ T4422] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 40.732041][ T4422] team0: Port device team_slave_0 added [ 40.734032][ T4422] team0: Port device team_slave_1 added [ 40.739401][ T4422] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 40.740402][ T4422] 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. [ 40.744770][ T4422] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 40.747634][ T4422] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 40.748736][ T4422] 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. [ 40.753125][ T4422] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 40.828432][ T4422] device hsr_slave_0 entered promiscuous mode [ 40.867160][ T4422] device hsr_slave_1 entered promiscuous mode [ 40.906955][ T4422] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 40.908366][ T4422] Cannot create hsr debugfs directory [ 42.518017][ T11] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 42.717365][ T47] Bluetooth: hci0: command 0x0409 tx timeout [ 44.797276][ T47] Bluetooth: hci0: command 0x041b tx timeout [ 44.878173][ T11] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 44.959158][ T11] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 45.929892][ T4422] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 46.059086][ T4422] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 46.140363][ T4422] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 46.177971][ T4422] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 46.268107][ T4422] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.271520][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.273051][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.275256][ T4422] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.313442][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.315123][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.316653][ T39] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.317802][ T39] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.319671][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.322344][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.323984][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.325528][ T39] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.326762][ T39] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.329477][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 46.332156][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 46.334756][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 46.336562][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.338753][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.341355][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 46.343096][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.345670][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.348051][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.350730][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.352301][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.354751][ T4422] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.424700][ T236] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 46.426117][ T236] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 46.431364][ T4422] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.438358][ T236] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 46.440076][ T236] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 46.484294][ T236] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 46.485946][ T236] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 46.488346][ T236] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 46.489787][ T236] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 46.492560][ T4422] device veth0_vlan entered promiscuous mode [ 46.496291][ T4422] device veth1_vlan entered promiscuous mode [ 46.502709][ T236] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 46.504288][ T236] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 46.505835][ T236] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 46.507570][ T236] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 46.509957][ T4422] device veth0_macvtap entered promiscuous mode [ 46.512210][ T4422] device veth1_macvtap entered promiscuous mode [ 46.516700][ T4422] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 46.519597][ T4422] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 46.521809][ T4422] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 46.525831][ T11] device hsr_slave_0 left promiscuous mode [ 46.548362][ T11] device hsr_slave_1 left promiscuous mode [ 46.626940][ T11] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 46.628166][ T11] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 46.629875][ T11] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 46.631058][ T11] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 46.632479][ T11] device bridge_slave_1 left promiscuous mode [ 46.633898][ T11] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.687683][ T11] device bridge_slave_0 left promiscuous mode [ 46.688822][ T11] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.817114][ T11] device veth1_macvtap left promiscuous mode [ 46.818333][ T11] device veth0_macvtap left promiscuous mode [ 46.819418][ T11] device veth1_vlan left promiscuous mode [ 46.820387][ T11] device veth0_vlan left promiscuous mode [ 46.876897][ T47] Bluetooth: hci0: command 0x040f tx timeout [ 48.966910][ T4410] Bluetooth: hci0: command 0x0419 tx timeout [ 49.108020][ T11] team0 (unregistering): Port device team_slave_1 removed [ 49.267562][ T11] team0 (unregistering): Port device team_slave_0 removed [ 49.428001][ T11] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 49.638257][ T11] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 51.347714][ T11] bond0 (unregistering): Released all slaves [ 51.690564][ T236] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 51.692189][ T236] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 51.693659][ T236] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 51.695275][ T236] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 51.698947][ T4422] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 51.700221][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 51.701985][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 51.710985][ T4422] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.712515][ T4422] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.713899][ T4422] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.715218][ T4422] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.737465][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 51.738928][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 51.743015][ T236] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 51.749574][ T236] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 51.750935][ T236] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 51.752318][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 51.900217][ T4485] loop0: detected capacity change from 0 to 32768 [ 51.904124][ T4485] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 51.905495][ T4485] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 51.912329][ T4485] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 51.918898][ T4406] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 51.920049][ T4406] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 51.933176][ T4406] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 13ms [ 51.936019][ T4406] gfs2: fsid=syz:syz.0: jid=0: Done [ 51.937454][ T4485] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 51.992423][ T4422] ------------[ cut here ]------------ [ 51.993421][ T4422] WARNING: CPU: 0 PID: 4422 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xcd8 [ 51.994945][ T4422] Modules linked in: [ 51.995623][ T4422] CPU: 0 PID: 4422 Comm: syz-executor Not tainted syzkaller #0 [ 51.996845][ T4422] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 51.998502][ T4422] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 51.999822][ T4422] pc : __folio_mark_dirty+0x8a0/0xcd8 [ 52.000709][ T4422] lr : __folio_mark_dirty+0x8a0/0xcd8 [ 52.001610][ T4422] sp : ffff800020ed76e0 [ 52.002316][ T4422] x29: ffff800020ed7700 x28: 1fffff800061ae18 x27: dfff800000000000 [ 52.003677][ T4422] x26: 0000000000000000 x25: ffff0000c5363e90 x24: 0000000000000001 [ 52.005042][ T4422] x23: 0000000000000000 x22: fffffc00030d70c8 x21: 1fffe00018a6c7d2 [ 52.006452][ T4422] x20: ffff0000cd86e250 x19: fffffc00030d70c0 x18: ffff800011b8bf60 [ 52.007797][ T4422] x17: ffff800018349000 x16: ffff8000082d7ca0 x15: ffff800017e2a000 [ 52.009191][ T4422] x14: 0000000000000001 x13: 1fffe00018a6c7d2 x12: 0000000000ff0100 [ 52.010540][ T4422] x11: ff00800008708b70 x10: 0000000000000000 x9 : ffff800008708b70 [ 52.011871][ T4422] x8 : ffff0000cb0c5340 x7 : 0000000000000000 x6 : 0000000000000000 [ 52.013157][ T4422] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a56aa8 [ 52.014489][ T4422] x2 : ffff0000cee48060 x1 : 0000000000000000 x0 : 0000000000000000 [ 52.015828][ T4422] Call trace: [ 52.016371][ T4422] __folio_mark_dirty+0x8a0/0xcd8 [ 52.017227][ T4422] mark_buffer_dirty+0x2b8/0x5c0 [ 52.018115][ T4422] gfs2_unpin+0x120/0x8fc [ 52.018858][ T4422] buf_lo_after_commit+0x140/0x188 [ 52.019640][ T4422] gfs2_log_flush+0xc00/0x1b20 [ 52.020381][ T4422] gfs2_kill_sb+0x5c/0xd4 [ 52.021050][ T4422] deactivate_locked_super+0xac/0x120 [ 52.021983][ T4422] deactivate_super+0xe4/0x104 [ 52.022804][ T4422] cleanup_mnt+0x390/0x418 [ 52.023573][ T4422] __cleanup_mnt+0x20/0x30 [ 52.024282][ T4422] task_work_run+0x1ec/0x278 [ 52.025088][ T4422] do_notify_resume+0x1fa0/0x2aa4 [ 52.025906][ T4422] el0_svc+0x98/0x128 [ 52.026552][ T4422] el0t_64_sync_handler+0x84/0xf0 [ 52.027353][ T4422] el0t_64_sync+0x18c/0x190 [ 52.028135][ T4422] irq event stamp: 154448 [ 52.028855][ T4422] hardirqs last enabled at (154447): [] folio_memcg_lock+0xe8/0x1f4 [ 52.030484][ T4422] hardirqs last disabled at (154448): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 52.032148][ T4422] softirqs last enabled at (154340): [] local_bh_enable+0x10/0x34 [ 52.033660][ T4422] softirqs last disabled at (154338): [] local_bh_disable+0x10/0x34 [ 52.035318][ T4422] ---[ end trace 0000000000000000 ]--- [ 52.040354][ T4422] ------------[ cut here ]------------ [ 52.041310][ T4422] WARNING: CPU: 1 PID: 4422 at include/linux/backing-dev.h:247 __folio_start_writeback+0x88c/0xa7c [ 52.043010][ T4422] Modules linked in: [ 52.043598][ T4422] CPU: 1 PID: 4422 Comm: syz-executor Tainted: G W syzkaller #0 [ 52.044966][ T4422] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 52.046586][ T4422] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 52.047963][ T4422] pc : __folio_start_writeback+0x88c/0xa7c [ 52.048968][ T4422] lr : __folio_start_writeback+0x88c/0xa7c [ 52.049877][ T4422] sp : ffff800020ed7180 [ 52.050620][ T4422] x29: ffff800020ed7260 x28: dfff800000000000 x27: 0000000000000000 [ 52.051983][ T4422] x26: ffff7000041dae38 x25: 0000000000000000 x24: ffff0000cd86e250 [ 52.053391][ T4422] x23: ffff800020ed71e0 x22: ffff0000c5363ce8 x21: 0000000000000001 [ 52.054771][ T4422] x20: fffffc00030d70c8 x19: fffffc00030d70c0 x18: ffff800011b8bf60 [ 52.056127][ T4422] x17: ffff800018349000 x16: ffff8000082d7ca0 x15: 0000000000000000 [ 52.057405][ T4422] x14: 0000000000000001 x13: 1fffff800061ae18 x12: 0000000000ff0100 [ 52.058658][ T4422] x11: ff0080000870b07c x10: 0000000000000000 x9 : ffff80000870b07c [ 52.059887][ T4422] x8 : ffff0000cb0c5340 x7 : ffff80000870aae8 x6 : 0000000000000000 [ 52.061189][ T4422] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000870ab28 [ 52.062574][ T4422] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 52.063931][ T4422] Call trace: [ 52.064450][ T4422] __folio_start_writeback+0x88c/0xa7c [ 52.065308][ T4422] set_page_writeback+0x5c/0x7c [ 52.066071][ T4422] gfs2_aspace_writepage+0x514/0x6dc [ 52.066900][ T4422] __gfs2_writepage+0x70/0x184 [ 52.067675][ T4422] write_cache_pages+0x74c/0xde8 [ 52.068420][ T4422] gfs2_ail1_flush+0x7c4/0xa14 [ 52.069185][ T4422] empty_ail1_list+0x130/0x214 [ 52.070034][ T4422] gfs2_log_flush+0x12b4/0x1b20 [ 52.070874][ T4422] gfs2_kill_sb+0x5c/0xd4 [ 52.071603][ T4422] deactivate_locked_super+0xac/0x120 [ 52.072532][ T4422] deactivate_super+0xe4/0x104 [ 52.073371][ T4422] cleanup_mnt+0x390/0x418 [ 52.074116][ T4422] __cleanup_mnt+0x20/0x30 [ 52.074909][ T4422] task_work_run+0x1ec/0x278 [ 52.075715][ T4422] do_notify_resume+0x1fa0/0x2aa4 [ 52.076541][ T4422] el0_svc+0x98/0x128 [ 52.077228][ T4422] el0t_64_sync_handler+0x84/0xf0 [ 52.078057][ T4422] el0t_64_sync+0x18c/0x190 [ 52.078760][ T4422] irq event stamp: 154632 [ 52.079442][ T4422] hardirqs last enabled at (154631): [] folio_memcg_lock+0xe8/0x1f4 [ 52.081078][ T4422] hardirqs last disabled at (154632): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 52.082769][ T4422] softirqs last enabled at (154606): [] handle_softirqs+0xaec/0xc60 [ 52.084447][ T4422] softirqs last disabled at (154451): [] __do_softirq+0x14/0x20 [ 52.085901][ T4422] ---[ end trace 0000000000000000 ]--- [ 52.090264][ C0] ------------[ cut here ]------------ [ 52.091301][ C0] WARNING: CPU: 0 PID: 15 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d0/0x9cc [ 52.092916][ C0] Modules linked in: [ 52.093531][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W syzkaller #0 [ 52.094910][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 52.096320][ C0] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 52.097585][ C0] pc : __folio_end_writeback+0x7d0/0x9cc [ 52.098517][ C0] lr : __folio_end_writeback+0x7d0/0x9cc [ 52.099388][ C0] sp : ffff80001ca17970 [ 52.100049][ C0] x29: ffff80001ca17990 x28: dfff800000000000 x27: ffff0000c5363ce8 [ 52.101407][ C0] x26: 0000000000000000 x25: 05ffd60000002052 x24: 1fffff80006d5230 [ 52.102742][ C0] x23: 0000000000000001 x22: ffff0000cd86c2a0 x21: ffff0000cd86c2a8 [ 52.104003][ C0] x20: 0000000000000001 x19: fffffc00036a9180 x18: ffff800011b8bf60 [ 52.105400][ C0] x17: 1fffe00033ea877e x16: ffff8000082d7ca0 x15: 0000000000000000 [ 52.106690][ C0] x14: 0000000000000003 x13: 1ffff00003942f20 x12: 0000000000ff0100 [ 52.108094][ C0] x11: ff0080000870a5f4 x10: 0000000000000000 x9 : ffff80000870a5f4 [ 52.109367][ C0] x8 : ffff0000c09b3780 x7 : 0000000000000000 x6 : 0000000000000000 [ 52.110598][ C0] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 52.111898][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 52.113138][ C0] Call trace: [ 52.113646][ C0] __folio_end_writeback+0x7d0/0x9cc [ 52.114595][ C0] folio_end_writeback+0x12c/0x410 [ 52.115445][ C0] end_page_writeback+0x58/0x74 [ 52.116240][ C0] end_buffer_async_write+0x32c/0x4f4 [ 52.117123][ C0] end_bio_bh_io_sync+0xb0/0x1dc [ 52.117928][ C0] bio_endio+0x750/0x794 [ 52.118668][ C0] blk_update_request+0x49c/0xbec [ 52.119505][ C0] blk_mq_end_request+0x54/0x88 [ 52.120295][ C0] lo_complete_rq+0x1ec/0x250 [ 52.121084][ C0] blk_done_softirq+0x11c/0x168 [ 52.121844][ C0] handle_softirqs+0x318/0xc60 [ 52.122635][ C0] run_ksoftirqd+0x7c/0x2ac [ 52.123362][ C0] smpboot_thread_fn+0x4b0/0x964 [ 52.124174][ C0] kthread+0x250/0x2d8 [ 52.124889][ C0] ret_from_fork+0x10/0x20 [ 52.125591][ C0] irq event stamp: 396391 [ 52.126229][ C0] hardirqs last enabled at (396390): [] folio_memcg_lock+0xe8/0x1f4 [ 52.127822][ C0] hardirqs last disabled at (396391): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 52.129421][ C0] softirqs last enabled at (396378): [] handle_softirqs+0xaec/0xc60 [ 52.130931][ C0] softirqs last disabled at (396385): [] run_ksoftirqd+0x7c/0x2ac [ 52.132393][ C0] ---[ end trace 0000000000000000 ]---