Warning: Permanently added '10.128.0.49' (ED25519) to the list of known hosts. 1970/01/01 00:00:40 parsed 1 programs [ 42.068150][ T4330] cgroup: Unknown subsys name 'net' [ 42.322309][ T4330] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 42.582206][ T4330] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 45.738898][ T4339] chnl_net:caif_netlink_parms(): no params data found [ 45.757026][ T4339] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.758259][ T4339] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.760250][ T4339] device bridge_slave_0 entered promiscuous mode [ 45.762663][ T4339] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.763806][ T4339] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.765314][ T4339] device bridge_slave_1 entered promiscuous mode [ 45.772097][ T4339] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 45.774540][ T4339] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 45.781728][ T4339] team0: Port device team_slave_0 added [ 45.783837][ T4339] team0: Port device team_slave_1 added [ 45.789148][ T4339] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 45.790378][ T4339] 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. [ 45.794685][ T4339] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 45.797302][ T4339] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 45.798390][ T4339] 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. [ 45.802579][ T4339] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 45.860762][ T4339] device hsr_slave_0 entered promiscuous mode [ 45.919731][ T4339] device hsr_slave_1 entered promiscuous mode [ 46.004073][ T4339] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 46.051157][ T4339] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 46.091154][ T4339] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 46.131300][ T4339] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 46.177784][ T4339] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.179031][ T4339] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.180535][ T4339] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.181816][ T4339] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.199969][ T4339] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.203992][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.206401][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.208375][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.211677][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 46.216097][ T4339] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.222194][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.223822][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.224934][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.226365][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.227877][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.229172][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.237379][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.239003][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.242868][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.245650][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.248293][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.252635][ T4339] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.305379][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 46.306712][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 46.310158][ T4339] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.316672][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 46.322492][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 46.324173][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 46.325668][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 46.327935][ T4339] device veth0_vlan entered promiscuous mode [ 46.332970][ T4339] device veth1_vlan entered promiscuous mode [ 46.340566][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 46.342203][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 46.344052][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 46.346312][ T4339] device veth0_macvtap entered promiscuous mode [ 46.348622][ T4339] device veth1_macvtap entered promiscuous mode [ 46.354226][ T4339] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 46.355510][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 46.357628][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 46.360611][ T4339] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 46.362361][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 46.364926][ T4339] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.366325][ T4339] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.367745][ T4339] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.369250][ T4339] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.721071][ T9] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 47.055480][ T240] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 47.056823][ T240] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 47.059048][ T240] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 47.066515][ T240] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 47.067808][ T240] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 47.069471][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 47.839391][ T4407] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 47.841146][ T4407] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 47.842517][ T4407] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 47.844026][ T4407] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 47.845350][ T4407] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 47.846556][ T4407] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 1970/01/01 00:00:48 executed programs: 0 [ 48.033728][ T47] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 48.035440][ T47] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 48.037032][ T47] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 48.038619][ T47] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 48.040335][ T47] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 48.041582][ T47] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 48.087803][ T4416] chnl_net:caif_netlink_parms(): no params data found [ 48.105382][ T4416] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.106641][ T4416] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.108273][ T4416] device bridge_slave_0 entered promiscuous mode [ 48.111577][ T4416] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.112734][ T4416] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.114302][ T4416] device bridge_slave_1 entered promiscuous mode [ 48.121778][ T4416] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 48.124462][ T4416] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 48.133724][ T4416] team0: Port device team_slave_0 added [ 48.135743][ T4416] team0: Port device team_slave_1 added [ 48.141679][ T4416] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 48.142788][ T4416] 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. [ 48.146799][ T4416] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 48.149227][ T4416] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 48.150689][ T4416] 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. [ 48.154756][ T4416] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 48.220715][ T4416] device hsr_slave_0 entered promiscuous mode [ 48.269797][ T4416] device hsr_slave_1 entered promiscuous mode [ 48.309618][ T4416] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 48.310936][ T4416] Cannot create hsr debugfs directory [ 49.570652][ T9] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 50.090090][ T47] Bluetooth: hci1: command 0x0409 tx timeout [ 51.910761][ T9] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 51.991357][ T9] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 52.179590][ T47] Bluetooth: hci1: command 0x041b tx timeout [ 53.095176][ T4416] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 53.181425][ T4416] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 53.220796][ T4416] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 53.321291][ T4416] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 53.382871][ T9] device hsr_slave_0 left promiscuous mode [ 53.419967][ T9] device hsr_slave_1 left promiscuous mode [ 53.509595][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 53.510734][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 53.512383][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 53.513618][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 53.515131][ T9] device bridge_slave_1 left promiscuous mode [ 53.516482][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.550211][ T9] device bridge_slave_0 left promiscuous mode [ 53.551222][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.679736][ T9] device veth1_macvtap left promiscuous mode [ 53.680799][ T9] device veth0_macvtap left promiscuous mode [ 53.681791][ T9] device veth1_vlan left promiscuous mode [ 53.682822][ T9] device veth0_vlan left promiscuous mode [ 54.249517][ T4407] Bluetooth: hci1: command 0x040f tx timeout [ 55.990875][ T9] team0 (unregistering): Port device team_slave_1 removed [ 56.151378][ T9] team0 (unregistering): Port device team_slave_0 removed [ 56.329804][ T4407] Bluetooth: hci1: command 0x0419 tx timeout [ 56.332254][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 56.540012][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 58.230359][ T9] bond0 (unregistering): Released all slaves [ 58.532824][ T4416] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.537222][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.538738][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.541768][ T4416] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.544193][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.545795][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.547293][ T4374] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.548399][ T4374] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.550334][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.552918][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.554303][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.555778][ T4374] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.556919][ T4374] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.559294][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.565883][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.568582][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.570937][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.573100][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.575495][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.577719][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.581663][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.583405][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.586064][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.587569][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.590316][ T4416] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.639370][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.641033][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.644648][ T4416] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.652273][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 58.653844][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 58.659406][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 58.662369][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 58.663886][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 58.665223][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 58.667462][ T4416] device veth0_vlan entered promiscuous mode [ 58.671157][ T4416] device veth1_vlan entered promiscuous mode [ 58.677849][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 58.679284][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 58.684301][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 58.686049][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 58.688412][ T4416] device veth0_macvtap entered promiscuous mode [ 58.691540][ T4416] device veth1_macvtap entered promiscuous mode [ 58.696301][ T4416] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 58.697585][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 58.699244][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 58.701333][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 58.702937][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 58.705691][ T4416] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 58.706809][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 58.708332][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 58.711853][ T4416] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.713298][ T4416] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.714776][ T4416] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.716136][ T4416] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.739627][ T1600] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 58.740961][ T1600] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 58.742416][ T1600] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 58.743688][ T1600] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 58.745093][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 58.746597][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 58.908946][ T4491] loop0: detected capacity change from 0 to 32768 [ 58.917633][ T4491] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 58.918905][ T4491] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 58.933683][ T4491] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 58.936174][ T4347] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 58.937152][ T4347] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 58.951548][ T4347] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 14ms [ 58.954345][ T4347] gfs2: fsid=syz:syz.0: jid=0: Done [ 58.955467][ T4491] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 59.051746][ T4416] ------------[ cut here ]------------ [ 59.052841][ T4416] WARNING: CPU: 1 PID: 4416 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xcd8 [ 59.054451][ T4416] Modules linked in: [ 59.055096][ T4416] CPU: 1 PID: 4416 Comm: syz-executor Not tainted syzkaller #0 [ 59.056324][ T4416] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 59.057958][ T4416] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 59.059259][ T4416] pc : __folio_mark_dirty+0x8a0/0xcd8 [ 59.060149][ T4416] lr : __folio_mark_dirty+0x8a0/0xcd8 [ 59.061072][ T4416] sp : ffff800020c676e0 [ 59.061753][ T4416] x29: ffff800020c67700 x28: 1fffff80006c4e38 x27: dfff800000000000 [ 59.063173][ T4416] x26: 0000000000000000 x25: ffff0000c51c3e90 x24: 0000000000000001 [ 59.064606][ T4416] x23: 0000000000000000 x22: fffffc00036271c8 x21: 1fffe00018a387d2 [ 59.066048][ T4416] x20: ffff0000d5962250 x19: fffffc00036271c0 x18: 0000000000000000 [ 59.067441][ T4416] x17: ffff800018349000 x16: ffff8000082d7e60 x15: ffff800017e2a000 [ 59.068759][ T4416] x14: 0000000000000001 x13: 1fffe00018a387d2 x12: 0000000000ff0100 [ 59.070061][ T4416] x11: ff00800008708d64 x10: 0000000000000000 x9 : ffff800008708d64 [ 59.071361][ T4416] x8 : ffff0000d6c40000 x7 : 0000000000000000 x6 : 0000000000000000 [ 59.072646][ T4416] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a56c94 [ 59.074007][ T4416] x2 : ffff0000ce632060 x1 : 0000000000000000 x0 : 0000000000000000 [ 59.075443][ T4416] Call trace: [ 59.076029][ T4416] __folio_mark_dirty+0x8a0/0xcd8 [ 59.076924][ T4416] mark_buffer_dirty+0x2b8/0x5c0 [ 59.077741][ T4416] gfs2_unpin+0x120/0x8fc [ 59.078540][ T4416] buf_lo_after_commit+0x140/0x188 [ 59.079414][ T4416] gfs2_log_flush+0xc00/0x1b20 [ 59.080252][ T4416] gfs2_kill_sb+0x5c/0xd4 [ 59.080975][ T4416] deactivate_locked_super+0xac/0x120 [ 59.081870][ T4416] deactivate_super+0xe4/0x104 [ 59.082751][ T4416] cleanup_mnt+0x390/0x418 [ 59.083534][ T4416] __cleanup_mnt+0x20/0x30 [ 59.084252][ T4416] task_work_run+0x1ec/0x278 [ 59.085078][ T4416] do_notify_resume+0x1fa0/0x2aa4 [ 59.085863][ T4416] el0_svc+0x98/0x128 [ 59.086471][ T4416] el0t_64_sync_handler+0x84/0xf0 [ 59.087315][ T4416] el0t_64_sync+0x18c/0x190 [ 59.088037][ T4416] irq event stamp: 176326 [ 59.088741][ T4416] hardirqs last enabled at (176325): [] folio_memcg_lock+0xe8/0x1f4 [ 59.090316][ T4416] hardirqs last disabled at (176326): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 59.091899][ T4416] softirqs last enabled at (176288): [] handle_softirqs+0xaec/0xc60 [ 59.093574][ T4416] softirqs last disabled at (176153): [] __do_softirq+0x14/0x20 [ 59.095101][ T4416] ---[ end trace 0000000000000000 ]--- [ 59.150161][ T4416] ------------[ cut here ]------------ [ 59.150956][ T4416] WARNING: CPU: 1 PID: 4416 at include/linux/backing-dev.h:247 __folio_start_writeback+0x88c/0xa7c [ 59.152559][ T4416] Modules linked in: [ 59.153181][ T4416] CPU: 1 PID: 4416 Comm: syz-executor Tainted: G W syzkaller #0 [ 59.154586][ T4416] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 59.156143][ T4416] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 59.157437][ T4416] pc : __folio_start_writeback+0x88c/0xa7c [ 59.158446][ T4416] lr : __folio_start_writeback+0x88c/0xa7c [ 59.159433][ T4416] sp : ffff800020c67180 [ 59.160108][ T4416] x29: ffff800020c67260 x28: dfff800000000000 x27: 0000000000000000 [ 59.161527][ T4416] x26: ffff70000418ce38 x25: 0000000000000000 x24: ffff0000d5962250 [ 59.162968][ T4416] x23: ffff800020c671e0 x22: ffff0000c51c3ce8 x21: 0000000000000001 [ 59.164288][ T4416] x20: fffffc00036271c8 x19: fffffc00036271c0 x18: ffff800011b8bf60 [ 59.165635][ T4416] x17: ffff800018349000 x16: ffff8000082d7e60 x15: 0000000000000000 [ 59.166968][ T4416] x14: 0000000000000001 x13: 1fffff80006c4e38 x12: 0000000000ff0100 [ 59.168275][ T4416] x11: ff0080000870b270 x10: 0000000000000000 x9 : ffff80000870b270 [ 59.169624][ T4416] x8 : ffff0000d6c40000 x7 : ffff80000870acdc x6 : 0000000000000000 [ 59.170956][ T4416] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000870ad1c [ 59.172238][ T4416] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 59.173531][ T4416] Call trace: [ 59.174077][ T4416] __folio_start_writeback+0x88c/0xa7c [ 59.174927][ T4416] set_page_writeback+0x5c/0x7c [ 59.175803][ T4416] gfs2_aspace_writepage+0x514/0x6dc [ 59.176729][ T4416] __gfs2_writepage+0x70/0x184 [ 59.177572][ T4416] write_cache_pages+0x74c/0xde8 [ 59.178411][ T4416] gfs2_ail1_flush+0x7c4/0xa14 [ 59.179216][ T4416] empty_ail1_list+0x130/0x214 [ 59.180054][ T4416] gfs2_log_flush+0x12b4/0x1b20 [ 59.180860][ T4416] gfs2_kill_sb+0x5c/0xd4 [ 59.181562][ T4416] deactivate_locked_super+0xac/0x120 [ 59.182436][ T4416] deactivate_super+0xe4/0x104 [ 59.183234][ T4416] cleanup_mnt+0x390/0x418 [ 59.183980][ T4416] __cleanup_mnt+0x20/0x30 [ 59.184716][ T4416] task_work_run+0x1ec/0x278 [ 59.185629][ T4416] do_notify_resume+0x1fa0/0x2aa4 [ 59.186501][ T4416] el0_svc+0x98/0x128 [ 59.187213][ T4416] el0t_64_sync_handler+0x84/0xf0 [ 59.188125][ T4416] el0t_64_sync+0x18c/0x190 [ 59.188865][ T4416] irq event stamp: 176384 [ 59.189518][ T4416] hardirqs last enabled at (176383): [] folio_memcg_lock+0xe8/0x1f4 [ 59.191145][ T4416] hardirqs last disabled at (176384): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 59.192884][ T4416] softirqs last enabled at (176360): [] handle_softirqs+0xaec/0xc60 [ 59.194507][ T4416] softirqs last disabled at (176329): [] __do_softirq+0x14/0x20 [ 59.196060][ T4416] ---[ end trace 0000000000000000 ]--- [ 59.250759][ C0] ------------[ cut here ]------------ [ 59.251698][ C0] WARNING: CPU: 0 PID: 15 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d0/0x9cc [ 59.253284][ C0] Modules linked in: [ 59.253940][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W syzkaller #0 [ 59.255293][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 59.256831][ C0] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 59.258018][ C0] pc : __folio_end_writeback+0x7d0/0x9cc [ 59.258866][ C0] lr : __folio_end_writeback+0x7d0/0x9cc [ 59.259781][ C0] sp : ffff80001ca17970 [ 59.260476][ C0] x29: ffff80001ca17990 x28: dfff800000000000 x27: ffff0000c51c3ce8 [ 59.261735][ C0] x26: 0000000000000000 x25: 05ffd60000002052 x24: 1fffff80006257e0 [ 59.263005][ C0] x23: 0000000000000001 x22: ffff0000d59602a0 x21: ffff0000d59602a8 [ 59.264335][ C0] x20: 0000000000000001 x19: fffffc000312bf00 x18: ffff800011b8bf60 [ 59.265686][ C0] x17: 1fffe00033ea877e x16: ffff8000082d7e60 x15: 0000000000000000 [ 59.266933][ C0] x14: 0000000000000003 x13: 1ffff00003942f20 x12: 0000000000ff0100 [ 59.268272][ C0] x11: ff0080000870a7e8 x10: 0000000000000000 x9 : ffff80000870a7e8 [ 59.269593][ C0] x8 : ffff0000c09b3780 x7 : 0000000000000000 x6 : 0000000000000000 [ 59.270892][ C0] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 59.272236][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 59.273515][ C0] Call trace: [ 59.274048][ C0] __folio_end_writeback+0x7d0/0x9cc [ 59.274917][ C0] folio_end_writeback+0x12c/0x410 [ 59.275678][ C0] end_page_writeback+0x58/0x74 [ 59.276456][ C0] end_buffer_async_write+0x32c/0x4f4 [ 59.277405][ C0] end_bio_bh_io_sync+0xb0/0x1dc [ 59.278221][ C0] bio_endio+0x750/0x794 [ 59.278919][ C0] blk_update_request+0x49c/0xbec [ 59.279747][ C0] blk_mq_end_request+0x54/0x88 [ 59.280521][ C0] lo_complete_rq+0x1ec/0x250 [ 59.281318][ C0] blk_done_softirq+0x11c/0x168 [ 59.282125][ C0] handle_softirqs+0x318/0xc60 [ 59.282920][ C0] run_ksoftirqd+0x7c/0x2ac [ 59.283663][ C0] smpboot_thread_fn+0x4b0/0x964 [ 59.284441][ C0] kthread+0x250/0x2d8 [ 59.285125][ C0] ret_from_fork+0x10/0x20 [ 59.285840][ C0] irq event stamp: 400007 [ 59.286515][ C0] hardirqs last enabled at (400006): [] folio_memcg_lock+0xe8/0x1f4 [ 59.288071][ C0] hardirqs last disabled at (400007): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 59.289813][ C0] softirqs last enabled at (399996): [] handle_softirqs+0xaec/0xc60 [ 59.291447][ C0] softirqs last disabled at (400001): [] run_ksoftirqd+0x7c/0x2ac [ 59.292906][ C0] ---[ end trace 0000000000000000 ]---