Warning: Permanently added '10.128.0.244' (ED25519) to the list of known hosts. 1970/01/01 00:00:31 parsed 1 programs [ 32.973105][ T4339] cgroup: Unknown subsys name 'net' [ 33.240090][ T4339] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 33.506737][ T4339] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 40.064094][ T4375] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 40.065524][ T4375] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 40.066938][ T4375] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 40.069034][ T4375] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 40.070329][ T4375] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 40.071594][ T4375] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 40.187844][ T1611] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 40.189248][ T1611] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 40.192406][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 40.201123][ T39] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 40.202444][ T39] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 40.203880][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 40.496292][ T4397] chnl_net:caif_netlink_parms(): no params data found [ 40.512633][ T4397] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.513801][ T4397] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.515374][ T4397] device bridge_slave_0 entered promiscuous mode [ 40.517954][ T4397] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.519131][ T4397] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.520558][ T4397] device bridge_slave_1 entered promiscuous mode [ 40.531175][ T4397] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 40.533728][ T4397] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 40.539772][ T4397] team0: Port device team_slave_0 added [ 40.541558][ T4397] team0: Port device team_slave_1 added [ 40.546751][ T4397] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 40.548145][ T4397] 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. [ 40.552430][ T4397] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 40.555167][ T4397] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 40.556256][ T4397] 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. [ 40.560771][ T4397] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 40.588763][ T4397] device hsr_slave_0 entered promiscuous mode [ 40.637595][ T4397] device hsr_slave_1 entered promiscuous mode [ 40.710355][ T4397] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 40.748546][ T4397] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 40.810199][ T4397] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 40.857272][ T4397] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 40.914464][ T4397] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.915813][ T4397] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.917177][ T4397] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.918408][ T4397] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.935903][ T4397] 8021q: adding VLAN 0 to HW filter on device bond0 [ 40.949936][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 40.952057][ T11] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.953763][ T11] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.961318][ T4397] 8021q: adding VLAN 0 to HW filter on device team0 [ 40.964161][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.965950][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.967095][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.978779][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.980853][ T39] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.982318][ T39] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.986612][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 40.989459][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 40.992201][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 40.993761][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 40.996282][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 40.999099][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.001623][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 41.003001][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.005319][ T4397] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 41.062588][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 41.063981][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 41.068066][ T4397] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 41.073637][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 41.075322][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 41.090147][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 41.091905][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 41.093414][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 41.094751][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 41.096975][ T4397] device veth0_vlan entered promiscuous mode [ 41.101629][ T4397] device veth1_vlan entered promiscuous mode [ 41.108421][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 41.110516][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 41.111877][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 41.113491][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 41.115929][ T4397] device veth0_macvtap entered promiscuous mode [ 41.119527][ T4397] device veth1_macvtap entered promiscuous mode [ 41.124029][ T4397] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 41.125308][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 41.126856][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 41.128985][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 41.130441][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 41.140099][ T4397] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 41.141414][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 41.143095][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 41.145649][ T4397] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.146950][ T4397] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.148911][ T4397] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.150330][ T4397] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:00:42 executed programs: 0 [ 42.661713][ T4375] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 42.663270][ T4375] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 42.664740][ T4375] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 42.666273][ T4375] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 42.668918][ T4375] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 42.670157][ T4375] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 43.019941][ T9] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 43.044875][ T4448] chnl_net:caif_netlink_parms(): no params data found [ 43.060837][ T4448] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.062119][ T4448] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.063783][ T4448] device bridge_slave_0 entered promiscuous mode [ 43.066437][ T4448] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.067638][ T4448] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.069493][ T4448] device bridge_slave_1 entered promiscuous mode [ 43.075469][ T4448] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 43.078384][ T4448] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 43.084120][ T4448] team0: Port device team_slave_0 added [ 43.086505][ T4448] team0: Port device team_slave_1 added [ 43.091497][ T4448] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 43.092758][ T4448] 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. [ 43.097229][ T4448] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 43.099959][ T4448] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 43.101065][ T4448] 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. [ 43.105481][ T4448] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 43.148664][ T4448] device hsr_slave_0 entered promiscuous mode [ 43.187607][ T4448] device hsr_slave_1 entered promiscuous mode [ 43.247474][ T4448] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 43.248709][ T4448] Cannot create hsr debugfs directory [ 44.727813][ T47] Bluetooth: hci0: command 0x0409 tx timeout [ 45.738560][ T9] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 46.618960][ T9] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 46.699439][ T9] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 46.817597][ T47] Bluetooth: hci0: command 0x041b tx timeout [ 47.762197][ T4448] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 47.798720][ T4448] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 47.889390][ T4448] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 47.969671][ T4448] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 48.088776][ T4448] 8021q: adding VLAN 0 to HW filter on device bond0 [ 48.092293][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 48.093839][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.096130][ T4448] 8021q: adding VLAN 0 to HW filter on device team0 [ 48.122082][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.123679][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.125181][ T1611] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.126413][ T1611] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.130228][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 48.132911][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.134561][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.135951][ T1611] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.137114][ T1611] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.140163][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 48.142783][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 48.145142][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 48.146862][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 48.148531][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 48.151090][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 48.152646][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 48.155450][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 48.157026][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.160457][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 48.161859][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.163931][ T4448] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 48.254511][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 48.255898][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 48.260437][ T9] device hsr_slave_0 left promiscuous mode [ 48.308114][ T9] device hsr_slave_1 left promiscuous mode [ 48.387476][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 48.388842][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 48.390667][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 48.391963][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 48.393444][ T9] device bridge_slave_1 left promiscuous mode [ 48.394931][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.428081][ T9] device bridge_slave_0 left promiscuous mode [ 48.429193][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.547627][ T9] device veth1_macvtap left promiscuous mode [ 48.548694][ T9] device veth0_macvtap left promiscuous mode [ 48.549806][ T9] device veth1_vlan left promiscuous mode [ 48.550875][ T9] device veth0_vlan left promiscuous mode [ 48.887726][ T47] Bluetooth: hci0: command 0x040f tx timeout [ 50.759058][ T9] team0 (unregistering): Port device team_slave_1 removed [ 50.918303][ T9] team0 (unregistering): Port device team_slave_0 removed [ 50.967425][ T47] Bluetooth: hci0: command 0x0419 tx timeout [ 51.077930][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 51.297809][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 52.828826][ T9] bond0 (unregistering): Released all slaves [ 53.120763][ T4448] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 53.131899][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 53.133478][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 53.136074][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 53.137822][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 53.141098][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 53.142349][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 53.144854][ T4448] device veth0_vlan entered promiscuous mode [ 53.147909][ T4448] device veth1_vlan entered promiscuous mode [ 53.153915][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 53.155370][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 53.156917][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 53.162646][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 53.165028][ T4448] device veth0_macvtap entered promiscuous mode [ 53.168161][ T4448] device veth1_macvtap entered promiscuous mode [ 53.173281][ T4448] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 53.174480][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 53.176132][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 53.178597][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 53.180188][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 53.183166][ T4448] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 53.184428][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 53.186084][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 53.189299][ T4448] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.190756][ T4448] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.192274][ T4448] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.193628][ T4448] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.215733][ T55] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 53.217034][ T55] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 53.222227][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 53.223630][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 53.225025][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 53.226761][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 53.371493][ T4499] loop0: detected capacity change from 0 to 32768 [ 53.375440][ T4499] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 53.376701][ T4499] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 53.386368][ T4499] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 53.389080][ T14] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 53.390249][ T14] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 53.403885][ T14] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 13ms [ 53.406582][ T14] gfs2: fsid=syz:syz.0: jid=0: Done [ 53.407760][ T4499] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 53.493360][ T4448] ------------[ cut here ]------------ [ 53.494338][ T4448] WARNING: CPU: 0 PID: 4448 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xcd8 [ 53.495970][ T4448] Modules linked in: [ 53.496664][ T4448] CPU: 0 PID: 4448 Comm: syz-executor Not tainted syzkaller #0 [ 53.498014][ T4448] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 53.499776][ T4448] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 53.501175][ T4448] pc : __folio_mark_dirty+0x8a0/0xcd8 [ 53.502131][ T4448] lr : __folio_mark_dirty+0x8a0/0xcd8 [ 53.503122][ T4448] sp : ffff8000210376a0 [ 53.503863][ T4448] x29: ffff8000210376c0 x28: 1fffff8000676428 x27: dfff800000000000 [ 53.505170][ T4448] x26: 0000000000000000 x25: ffff0000c049c998 x24: 0000000000000001 [ 53.506630][ T4448] x23: 0000000000000000 x22: fffffc00033b2148 x21: 1fffe00018093933 [ 53.507969][ T4448] x20: ffff0000d5a5a250 x19: fffffc00033b2140 x18: ffff800011babf60 [ 53.509315][ T4448] x17: ffff800018381000 x16: ffff8000082d8944 x15: ffff800017e62000 [ 53.510720][ T4448] x14: 0000000000000001 x13: 1fffe00018093933 x12: 0000000000ff0100 [ 53.512079][ T4448] x11: ff0080000870ac38 x10: 0000000000000000 x9 : ffff80000870ac38 [ 53.513504][ T4448] x8 : ffff0000d17a9c00 x7 : 0000000000000000 x6 : 0000000000000000 [ 53.514961][ T4448] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a595a0 [ 53.516347][ T4448] x2 : ffff0000ce92e060 x1 : 0000000000000000 x0 : 0000000000000000 [ 53.517715][ T4448] Call trace: [ 53.518253][ T4448] __folio_mark_dirty+0x8a0/0xcd8 [ 53.519115][ T4448] mark_buffer_dirty+0x2b8/0x5c0 [ 53.520005][ T4448] gfs2_unpin+0x120/0x8fc [ 53.520784][ T4448] buf_lo_after_commit+0x140/0x188 [ 53.521653][ T4448] __gfs2_log_flush+0x1290/0x1b38 [ 53.522531][ T4448] gfs2_log_flush+0x3c/0x58 [ 53.523260][ T4448] gfs2_kill_sb+0x5c/0xd4 [ 53.523935][ T4448] deactivate_locked_super+0xac/0x120 [ 53.524915][ T4448] deactivate_super+0xe4/0x104 [ 53.525735][ T4448] cleanup_mnt+0x390/0x418 [ 53.526484][ T4448] __cleanup_mnt+0x20/0x30 [ 53.527233][ T4448] task_work_run+0x1ec/0x278 [ 53.528039][ T4448] do_notify_resume+0x1fa0/0x2aa4 [ 53.528917][ T4448] el0_svc+0x98/0x128 [ 53.529637][ T4448] el0t_64_sync_handler+0x84/0xf0 [ 53.530464][ T4448] el0t_64_sync+0x18c/0x190 [ 53.531252][ T4448] irq event stamp: 153052 [ 53.532078][ T4448] hardirqs last enabled at (153051): [] folio_memcg_lock+0xe8/0x1f4 [ 53.533709][ T4448] hardirqs last disabled at (153052): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 53.535500][ T4448] softirqs last enabled at (152930): [] local_bh_enable+0x10/0x34 [ 53.537250][ T4448] softirqs last disabled at (152928): [] local_bh_disable+0x10/0x34 [ 53.538907][ T4448] ---[ end trace 0000000000000000 ]--- [ 53.547799][ T4448] ------------[ cut here ]------------ [ 53.548721][ T4448] WARNING: CPU: 1 PID: 4448 at include/linux/backing-dev.h:247 __folio_start_writeback+0x88c/0xa7c [ 53.550512][ T4448] Modules linked in: [ 53.551171][ T4448] CPU: 1 PID: 4448 Comm: syz-executor Tainted: G W syzkaller #0 [ 53.552715][ T4448] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 53.554339][ T4448] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 53.555564][ T4448] pc : __folio_start_writeback+0x88c/0xa7c [ 53.556596][ T4448] lr : __folio_start_writeback+0x88c/0xa7c [ 53.557625][ T4448] sp : ffff800021037140 [ 53.558338][ T4448] x29: ffff800021037220 x28: dfff800000000000 x27: 0000000000000000 [ 53.559720][ T4448] x26: ffff700004206e30 x25: 0000000000000000 x24: ffff0000d5a5a250 [ 53.561110][ T4448] x23: ffff8000210371a0 x22: ffff0000c049c7f0 x21: 0000000000000001 [ 53.562570][ T4448] x20: fffffc00033b2148 x19: fffffc00033b2140 x18: ffff800011babf60 [ 53.563943][ T4448] x17: ffff800018381000 x16: ffff8000082d8944 x15: 0000000000000000 [ 53.565392][ T4448] x14: 0000000000000001 x13: 1fffff8000676428 x12: 0000000000ff0100 [ 53.566781][ T4448] x11: ff0080000870d144 x10: 0000000000000000 x9 : ffff80000870d144 [ 53.568106][ T4448] x8 : ffff0000d17a9c00 x7 : ffff80000870cbb0 x6 : 0000000000000000 [ 53.569515][ T4448] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000870cbf0 [ 53.570977][ T4448] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 53.572399][ T4448] Call trace: [ 53.572942][ T4448] __folio_start_writeback+0x88c/0xa7c [ 53.573893][ T4448] set_page_writeback+0x5c/0x7c [ 53.574800][ T4448] gfs2_aspace_writepage+0x514/0x6dc [ 53.575700][ T4448] __gfs2_writepage+0x70/0x184 [ 53.576515][ T4448] write_cache_pages+0x74c/0xde8 [ 53.577331][ T4448] gfs2_ail1_flush+0x7c4/0xa14 [ 53.578147][ T4448] empty_ail1_list+0x130/0x214 [ 53.578932][ T4448] __gfs2_log_flush+0x1568/0x1b38 [ 53.579777][ T4448] gfs2_log_flush+0x3c/0x58 [ 53.580580][ T4448] gfs2_kill_sb+0x5c/0xd4 [ 53.581365][ T4448] deactivate_locked_super+0xac/0x120 [ 53.582345][ T4448] deactivate_super+0xe4/0x104 [ 53.583192][ T4448] cleanup_mnt+0x390/0x418 [ 53.583986][ T4448] __cleanup_mnt+0x20/0x30 [ 53.584777][ T4448] task_work_run+0x1ec/0x278 [ 53.585601][ T4448] do_notify_resume+0x1fa0/0x2aa4 [ 53.586560][ T4448] el0_svc+0x98/0x128 [ 53.587319][ T4448] el0t_64_sync_handler+0x84/0xf0 [ 53.588225][ T4448] el0t_64_sync+0x18c/0x190 [ 53.589022][ T4448] irq event stamp: 153216 [ 53.589784][ T4448] hardirqs last enabled at (153215): [] folio_memcg_lock+0xe8/0x1f4 [ 53.591538][ T4448] hardirqs last disabled at (153216): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 53.593319][ T4448] softirqs last enabled at (153190): [] handle_softirqs+0xaec/0xc60 [ 53.594922][ T4448] softirqs last disabled at (153055): [] __do_softirq+0x14/0x20 [ 53.596500][ T4448] ---[ end trace 0000000000000000 ]--- [ 53.602418][ C1] ------------[ cut here ]------------ [ 53.603480][ C1] WARNING: CPU: 1 PID: 21 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d0/0x9cc [ 53.605297][ C1] Modules linked in: [ 53.605959][ C1] CPU: 1 PID: 21 Comm: ksoftirqd/1 Tainted: G W syzkaller #0 [ 53.607512][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 53.609355][ C1] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 53.610714][ C1] pc : __folio_end_writeback+0x7d0/0x9cc [ 53.611721][ C1] lr : __folio_end_writeback+0x7d0/0x9cc [ 53.612744][ C1] sp : ffff80001cac7970 [ 53.613493][ C1] x29: ffff80001cac7990 x28: dfff800000000000 x27: ffff0000c049c7f0 [ 53.614957][ C1] x26: 0000000000000000 x25: 05ffd60000002052 x24: 1fffff8000670f18 [ 53.616400][ C1] x23: 0000000000000001 x22: ffff0000d5a582a0 x21: ffff0000d5a582a8 [ 53.617764][ C1] x20: 0000000000000001 x19: fffffc00033878c0 x18: ffff800011babf60 [ 53.619158][ C1] x17: 1fffe00033ea397e x16: ffff8000082d8944 x15: 0000000000000000 [ 53.620518][ C1] x14: 0000000000000003 x13: 1ffff00003958f20 x12: 0000000000ff0100 [ 53.621930][ C1] x11: ff0080000870c6bc x10: 0000000000000000 x9 : ffff80000870c6bc [ 53.623379][ C1] x8 : ffff0000c0a51c00 x7 : 0000000000000000 x6 : 0000000000000000 [ 53.624833][ C1] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 53.626219][ C1] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 53.627587][ C1] Call trace: [ 53.628126][ C1] __folio_end_writeback+0x7d0/0x9cc [ 53.629018][ C1] folio_end_writeback+0x12c/0x410 [ 53.629861][ C1] end_page_writeback+0x58/0x74 [ 53.630669][ C1] end_buffer_async_write+0x32c/0x4f4 [ 53.631561][ C1] end_bio_bh_io_sync+0xb0/0x1dc [ 53.632347][ C1] bio_endio+0x750/0x794 [ 53.633066][ C1] blk_update_request+0x49c/0xbec [ 53.633942][ C1] blk_mq_end_request+0x54/0x88 [ 53.634784][ C1] lo_complete_rq+0x1ec/0x250 [ 53.635608][ C1] blk_done_softirq+0x11c/0x168 [ 53.636446][ C1] handle_softirqs+0x318/0xc60 [ 53.637272][ C1] run_ksoftirqd+0x7c/0x2ac [ 53.638046][ C1] smpboot_thread_fn+0x4b0/0x964 [ 53.638985][ C1] kthread+0x250/0x2d8 [ 53.639666][ C1] ret_from_fork+0x10/0x20 [ 53.640458][ C1] irq event stamp: 384595 [ 53.641161][ C1] hardirqs last enabled at (384594): [] folio_memcg_lock+0xe8/0x1f4 [ 53.642781][ C1] hardirqs last disabled at (384595): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 53.644423][ C1] softirqs last enabled at (384584): [] handle_softirqs+0xaec/0xc60 [ 53.646085][ C1] softirqs last disabled at (384589): [] run_ksoftirqd+0x7c/0x2ac [ 53.647765][ C1] ---[ end trace 0000000000000000 ]---