Warning: Permanently added '10.128.1.151' (ED25519) to the list of known hosts. 1970/01/01 00:00:30 parsed 1 programs 1970/01/01 00:00:30 serving rpc on tcp://43101 [ 32.062349][ T4339] cgroup: Unknown subsys name 'net' [ 32.344483][ T4339] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 32.608143][ T4339] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 36.956758][ T4358] chnl_net:caif_netlink_parms(): no params data found [ 36.973311][ T4358] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.974701][ T4358] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.976242][ T4358] device bridge_slave_0 entered promiscuous mode [ 36.978519][ T4358] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.979689][ T4358] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.981222][ T4358] device bridge_slave_1 entered promiscuous mode [ 36.988487][ T4358] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 36.990973][ T4358] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 36.997372][ T4358] team0: Port device team_slave_0 added [ 36.999120][ T4358] team0: Port device team_slave_1 added [ 37.006061][ T4358] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 37.007243][ T4358] 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. [ 37.011300][ T4358] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 37.014571][ T4358] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 37.015748][ T4358] 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. [ 37.020034][ T4358] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 37.063008][ T4358] device hsr_slave_0 entered promiscuous mode [ 37.102093][ T4358] device hsr_slave_1 entered promiscuous mode [ 37.186336][ T4358] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 37.225254][ T4358] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 37.274445][ T4358] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 37.334223][ T4358] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 37.390599][ T4358] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.391914][ T4358] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.393267][ T4358] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.394567][ T4358] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.411604][ T4358] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.415584][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 37.418095][ T39] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.420106][ T39] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.423130][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 37.427352][ T4358] 8021q: adding VLAN 0 to HW filter on device team0 [ 37.430249][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 37.431795][ T39] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.433027][ T39] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.438544][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 37.440197][ T39] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.441425][ T39] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.448218][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 37.449897][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 37.453919][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 37.456994][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 37.459720][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 37.464349][ T4358] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 37.514879][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 37.516325][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 37.520006][ T4358] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 37.526676][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 37.532946][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 37.534769][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 37.536386][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 37.539023][ T4358] device veth0_vlan entered promiscuous mode [ 37.544607][ T4358] device veth1_vlan entered promiscuous mode [ 37.550897][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 37.553037][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 37.554729][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 37.557432][ T4358] device veth0_macvtap entered promiscuous mode [ 37.559755][ T4358] device veth1_macvtap entered promiscuous mode [ 37.565826][ T4358] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 37.567187][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 37.569134][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 37.573202][ T4358] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 37.574524][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 37.577601][ T4358] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.579099][ T4358] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.580449][ T4358] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.582326][ T4358] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.053436][ T1612] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 38.743282][ T4407] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 38.744945][ T4407] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 38.746383][ T4407] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 38.747959][ T4407] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 38.749328][ T4407] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 38.750586][ T4407] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 38.950331][ T39] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 38.951702][ T39] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 38.954546][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 38.963325][ T39] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 38.964651][ T39] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 38.966044][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:00:39 executed programs: 0 [ 39.259568][ T48] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 39.261106][ T48] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 39.262995][ T4409] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 39.264758][ T4409] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 39.266191][ T4409] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 39.267486][ T4409] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 39.311615][ T4431] chnl_net:caif_netlink_parms(): no params data found [ 39.327362][ T4431] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.328685][ T4431] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.330314][ T4431] device bridge_slave_0 entered promiscuous mode [ 39.332513][ T4431] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.334050][ T4431] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.335701][ T4431] device bridge_slave_1 entered promiscuous mode [ 39.342165][ T4431] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 39.344626][ T4431] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 39.351206][ T4431] team0: Port device team_slave_0 added [ 39.353476][ T4431] team0: Port device team_slave_1 added [ 39.358394][ T4431] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 39.359541][ T4431] 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. [ 39.364036][ T4431] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 39.366773][ T4431] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 39.367974][ T4431] 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. [ 39.372560][ T4431] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 39.423055][ T4431] device hsr_slave_0 entered promiscuous mode [ 39.472055][ T4431] device hsr_slave_1 entered promiscuous mode [ 39.523191][ T4431] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 39.524689][ T4431] Cannot create hsr debugfs directory [ 40.712825][ T1612] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 41.292084][ T4409] Bluetooth: hci0: command 0x0409 tx timeout [ 43.233275][ T1612] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 43.313907][ T1612] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 43.382324][ T4409] Bluetooth: hci0: command 0x041b tx timeout [ 44.416973][ T4431] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 44.494904][ T4431] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 44.532904][ T4431] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 44.644980][ T4431] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 44.752592][ T4431] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.756276][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.757900][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.762731][ T4431] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.786595][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.788436][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.790093][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.791351][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.793649][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.796319][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.798017][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.799544][ T11] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.800761][ T11] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.803414][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.806479][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.809274][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.811151][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.813117][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.815791][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.817523][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.820203][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.822000][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.824742][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.826369][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.828829][ T4431] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.836416][ T1612] device hsr_slave_0 left promiscuous mode [ 44.872798][ T1612] device hsr_slave_1 left promiscuous mode [ 44.972943][ T1612] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 44.974281][ T1612] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 44.976094][ T1612] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 44.977346][ T1612] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 44.978892][ T1612] device bridge_slave_1 left promiscuous mode [ 44.980418][ T1612] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.022546][ T1612] device bridge_slave_0 left promiscuous mode [ 45.023778][ T1612] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.162077][ T1612] device veth1_macvtap left promiscuous mode [ 45.163266][ T1612] device veth0_macvtap left promiscuous mode [ 45.164399][ T1612] device veth1_vlan left promiscuous mode [ 45.165498][ T1612] device veth0_vlan left promiscuous mode [ 45.451919][ T4409] Bluetooth: hci0: command 0x040f tx timeout [ 47.282912][ T1612] team0 (unregistering): Port device team_slave_1 removed [ 47.473576][ T1612] team0 (unregistering): Port device team_slave_0 removed [ 47.531854][ T4409] Bluetooth: hci0: command 0x0419 tx timeout [ 47.632305][ T1612] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 47.842299][ T1612] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 49.412682][ T1612] bond0 (unregistering): Released all slaves [ 49.739800][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 49.741294][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 49.746048][ T4431] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 49.751509][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 49.754553][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 49.761243][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 49.765721][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 49.767354][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 49.768841][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 49.773684][ T4431] device veth0_vlan entered promiscuous mode [ 49.777049][ T4431] device veth1_vlan entered promiscuous mode [ 49.783458][ T4517] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 49.785051][ T4517] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 49.786900][ T4517] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 49.788623][ T4517] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 49.791288][ T4431] device veth0_macvtap entered promiscuous mode [ 49.794045][ T4431] device veth1_macvtap entered promiscuous mode [ 49.799454][ T4431] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 49.800823][ T4517] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 49.803216][ T4517] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 49.804709][ T4517] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 49.806382][ T4517] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.809520][ T4431] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 49.810908][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 49.813448][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 49.816153][ T4431] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.817631][ T4431] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.819175][ T4431] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.820622][ T4431] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.842475][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 49.843945][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 49.845368][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 49.850908][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 49.854492][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 49.855954][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 49.996270][ T4521] loop0: detected capacity change from 0 to 32768 [ 50.003814][ T4521] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 50.005319][ T4521] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 50.014436][ T4521] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 50.017061][ T4448] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 50.018209][ T4448] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 50.030999][ T4448] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 12ms [ 50.033487][ T4448] gfs2: fsid=syz:syz.0: jid=0: Done [ 50.034557][ T4521] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 50.135696][ T4431] ------------[ cut here ]------------ [ 50.136752][ T4431] WARNING: CPU: 0 PID: 4431 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8b8/0xce0 [ 50.138531][ T4431] Modules linked in: [ 50.139200][ T4431] CPU: 0 PID: 4431 Comm: syz-executor Not tainted syzkaller #0 [ 50.140427][ T4431] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 50.142153][ T4431] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 50.143556][ T4431] pc : __folio_mark_dirty+0x8b8/0xce0 [ 50.144571][ T4431] lr : __folio_mark_dirty+0x8b8/0xce0 [ 50.145592][ T4431] sp : ffff800020ad7700 [ 50.146378][ T4431] x29: ffff800020ad7710 x28: 1fffff80006f5460 x27: 0000000000000000 [ 50.147833][ T4431] x26: dfff800000000000 x25: 0000000000000000 x24: ffff0000c049c998 [ 50.149330][ T4431] x23: 0000000000000001 x22: 0000000000000000 x21: 1fffe00018093933 [ 50.150793][ T4431] x20: ffff0000d651e250 x19: fffffc00037aa300 x18: 1fffe00033e7277e [ 50.152206][ T4431] x17: ffff80001537d000 x16: ffff8000082dbd3c x15: 000000000004ffff [ 50.153592][ T4431] x14: 0000000000000001 x13: 1fffe00018093933 x12: 0000000000000000 [ 50.155034][ T4431] x11: ff00800008715320 x10: 0000000000000000 x9 : ffff800008715320 [ 50.156469][ T4431] x8 : ffff0000d9e5d400 x7 : 0000000000000000 x6 : 0000000000000000 [ 50.157896][ T4431] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a66f8c [ 50.159326][ T4431] x2 : ffff0000ceed0060 x1 : 0000000000000000 x0 : 0000000000000000 [ 50.160791][ T4431] Call trace: [ 50.161391][ T4431] __folio_mark_dirty+0x8b8/0xce0 [ 50.162262][ T4431] mark_buffer_dirty+0x2b8/0x5c0 [ 50.163105][ T4431] gfs2_unpin+0x128/0x918 [ 50.163855][ T4431] buf_lo_after_commit+0x144/0x18c [ 50.164746][ T4431] __gfs2_log_flush+0x12e8/0x1bd4 [ 50.165642][ T4431] gfs2_log_flush+0x3c/0x58 [ 50.166413][ T4431] gfs2_kill_sb+0x5c/0xd8 [ 50.167165][ T4431] deactivate_locked_super+0xb4/0x128 [ 50.168088][ T4431] deactivate_super+0xe4/0x104 [ 50.168920][ T4431] cleanup_mnt+0x3a8/0x430 [ 50.169698][ T4431] __cleanup_mnt+0x20/0x30 [ 50.170486][ T4431] task_work_run+0x1f4/0x280 [ 50.171340][ T4431] do_notify_resume+0x20f8/0x2c84 [ 50.172259][ T4431] el0_svc+0x98/0x128 [ 50.172992][ T4431] el0t_64_sync_handler+0x84/0xf0 [ 50.173902][ T4431] el0t_64_sync+0x18c/0x190 [ 50.174722][ T4431] irq event stamp: 165438 [ 50.175525][ T4431] hardirqs last enabled at (165437): [] folio_memcg_lock+0xe8/0x1f8 [ 50.177238][ T4431] hardirqs last disabled at (165438): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 50.179076][ T4431] softirqs last enabled at (165332): [] local_bh_enable+0x10/0x34 [ 50.180674][ T4431] softirqs last disabled at (165330): [] local_bh_disable+0x10/0x34 [ 50.182443][ T4431] ---[ end trace 0000000000000000 ]--- [ 50.186002][ T4431] ------------[ cut here ]------------ [ 50.186977][ T4431] WARNING: CPU: 0 PID: 4431 at include/linux/backing-dev.h:247 __folio_start_writeback+0x8a8/0xa98 [ 50.189011][ T4431] Modules linked in: [ 50.189695][ T4431] CPU: 0 PID: 4431 Comm: syz-executor Tainted: G W syzkaller #0 [ 50.191288][ T4431] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 50.193115][ T4431] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 50.194540][ T4431] pc : __folio_start_writeback+0x8a8/0xa98 [ 50.195559][ T4431] lr : __folio_start_writeback+0x8a8/0xa98 [ 50.196581][ T4431] sp : ffff800020ad7180 [ 50.197311][ T4431] x29: ffff800020ad7260 x28: ffff70000415ae38 x27: 0000000000000000 [ 50.198665][ T4431] x26: ffff0000c049c7f0 x25: 1fffff80006f5461 x24: dfff800000000000 [ 50.200021][ T4431] x23: ffff0000d651e250 x22: ffff800020ad71e0 x21: ffff0000c049c998 [ 50.201435][ T4431] x20: 0000000000000001 x19: fffffc00037aa300 x18: 1fffe00033e7277e [ 50.202830][ T4431] x17: ffff80001537d000 x16: ffff8000082dbd3c x15: 0000000000000000 [ 50.204293][ T4431] x14: 0000000000000001 x13: 1fffff80006f5460 x12: 0000000000000000 [ 50.205716][ T4431] x11: ff00800008717844 x10: 0000000000000000 x9 : ffff800008717844 [ 50.207120][ T4431] x8 : ffff0000d9e5d400 x7 : ffff800008717294 x6 : 0000000000000000 [ 50.208533][ T4431] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff8000087172d0 [ 50.209952][ T4431] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 50.211378][ T4431] Call trace: [ 50.211961][ T4431] __folio_start_writeback+0x8a8/0xa98 [ 50.212966][ T4431] set_page_writeback+0x5c/0x7c [ 50.213837][ T4431] gfs2_aspace_writepage+0x524/0x6f4 [ 50.214754][ T4431] __gfs2_writepage+0x70/0x184 [ 50.215620][ T4431] write_cache_pages+0x760/0xe00 [ 50.216529][ T4431] gfs2_ail1_flush+0x7a8/0x9f0 [ 50.217384][ T4431] empty_ail1_list+0x130/0x214 [ 50.218211][ T4431] __gfs2_log_flush+0x15c8/0x1bd4 [ 50.219113][ T4431] gfs2_log_flush+0x3c/0x58 [ 50.219939][ T4431] gfs2_kill_sb+0x5c/0xd8 [ 50.220730][ T4431] deactivate_locked_super+0xb4/0x128 [ 50.221711][ T4431] deactivate_super+0xe4/0x104 [ 50.222550][ T4431] cleanup_mnt+0x3a8/0x430 [ 50.223348][ T4431] __cleanup_mnt+0x20/0x30 [ 50.224152][ T4431] task_work_run+0x1f4/0x280 [ 50.224985][ T4431] do_notify_resume+0x20f8/0x2c84 [ 50.225902][ T4431] el0_svc+0x98/0x128 [ 50.226630][ T4431] el0t_64_sync_handler+0x84/0xf0 [ 50.227553][ T4431] el0t_64_sync+0x18c/0x190 [ 50.228385][ T4431] irq event stamp: 165508 [ 50.229186][ T4431] hardirqs last enabled at (165507): [] folio_memcg_lock+0xe8/0x1f8 [ 50.230943][ T4431] hardirqs last disabled at (165508): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 50.232772][ T4431] softirqs last enabled at (165486): [] handle_softirqs+0xb1c/0xc90 [ 50.234484][ T4431] softirqs last disabled at (165441): [] __do_softirq+0x14/0x20 [ 50.236076][ T4431] ---[ end trace 0000000000000000 ]--- [ 50.239626][ C1] ------------[ cut here ]------------ [ 50.240730][ C1] WARNING: CPU: 1 PID: 21 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d0/0x9cc [ 50.242624][ C1] Modules linked in: [ 50.243446][ C1] CPU: 1 PID: 21 Comm: ksoftirqd/1 Tainted: G W syzkaller #0 [ 50.245220][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 50.247167][ C1] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 50.248652][ C1] pc : __folio_end_writeback+0x7d0/0x9cc [ 50.249655][ C1] lr : __folio_end_writeback+0x7d0/0x9cc [ 50.250656][ C1] sp : ffff80001cc07980 [ 50.251411][ C1] x29: ffff80001cc079a0 x28: 1fffff80006e5251 x27: 1fffff80006e5250 [ 50.252864][ C1] x26: dfff800000000000 x25: 0000000000000000 x24: ffff0000c049c7f0 [ 50.254306][ C1] x23: ffff0000c049c998 x22: ffff0000d651c2a0 x21: ffff0000d651c2a8 [ 50.255827][ C1] x20: 0000000000000001 x19: fffffc0003729280 x18: 1fffe00033e7697e [ 50.257313][ C1] x17: ffff80001537d000 x16: ffff8000082dbd3c x15: 0000000000000000 [ 50.258829][ C1] x14: 0000000000000003 x13: 1ffff00003980f22 x12: 0000000000000000 [ 50.260300][ C1] x11: ff00800008716da0 x10: 0000000000000000 x9 : ffff800008716da0 [ 50.261803][ C1] x8 : ffff0000c0a59c00 x7 : 0000000000000000 x6 : 0000000000000000 [ 50.263285][ C1] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 50.264687][ C1] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 50.266143][ C1] Call trace: [ 50.266729][ C1] __folio_end_writeback+0x7d0/0x9cc [ 50.267728][ C1] folio_end_writeback+0x12c/0x410 [ 50.268653][ C1] end_page_writeback+0x58/0x74 [ 50.269502][ C1] end_buffer_async_write+0x330/0x4fc [ 50.270538][ C1] end_bio_bh_io_sync+0xb4/0x1e4 [ 50.271402][ C1] bio_endio+0x750/0x794 [ 50.272109][ C1] blk_update_request+0x4ac/0xc58 [ 50.272938][ C1] blk_mq_end_request+0x54/0x8c [ 50.273779][ C1] lo_complete_rq+0x1e8/0x238 [ 50.274598][ C1] blk_done_softirq+0x11c/0x168 [ 50.275467][ C1] handle_softirqs+0x318/0xc90 [ 50.276303][ C1] run_ksoftirqd+0x7c/0x2ac [ 50.277112][ C1] smpboot_thread_fn+0x4e8/0x960 [ 50.277985][ C1] kthread+0x254/0x2e0 [ 50.278741][ C1] ret_from_fork+0x10/0x20 [ 50.279537][ C1] irq event stamp: 382509 [ 50.280264][ C1] hardirqs last enabled at (382508): [] folio_memcg_lock+0xe8/0x1f8 [ 50.282006][ C1] hardirqs last disabled at (382509): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 50.283737][ C1] softirqs last enabled at (382498): [] handle_softirqs+0xb1c/0xc90 [ 50.285416][ C1] softirqs last disabled at (382503): [] run_ksoftirqd+0x7c/0x2ac [ 50.287011][ C1] ---[ end trace 0000000000000000 ]---