Warning: Permanently added '10.128.0.78' (ED25519) to the list of known hosts. 1970/01/01 00:00:46 parsed 1 programs [ 47.228295][ T4332] cgroup: Unknown subsys name 'net' [ 47.464019][ T4332] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 47.760241][ T4332] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 52.753069][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 52.754380][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 52.755962][ T1578] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 52.765087][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 52.766360][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 52.767650][ T1578] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 53.001389][ T4357] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 53.002869][ T4357] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 53.004159][ T4357] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 53.005724][ T4357] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 53.007054][ T4357] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 53.008232][ T4357] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 53.340082][ T4372] chnl_net:caif_netlink_parms(): no params data found [ 53.357071][ T4372] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.358201][ T4372] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.359717][ T4372] device bridge_slave_0 entered promiscuous mode [ 53.362662][ T4372] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.363750][ T4372] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.365238][ T4372] device bridge_slave_1 entered promiscuous mode [ 53.372235][ T4372] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.374811][ T4372] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.382322][ T4372] team0: Port device team_slave_0 added [ 53.384219][ T4372] team0: Port device team_slave_1 added [ 53.389406][ T4372] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 53.390554][ T4372] 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. [ 53.395355][ T4372] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 53.398081][ T4372] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 53.399221][ T4372] 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. [ 53.403508][ T4372] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 53.462322][ T4372] device hsr_slave_0 entered promiscuous mode [ 53.501363][ T4372] device hsr_slave_1 entered promiscuous mode [ 53.586618][ T4372] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 53.613928][ T4372] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 53.652363][ T4372] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 54.034440][ T4372] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 54.137434][ T4372] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.141171][ T175] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.142929][ T175] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.145928][ T4372] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.148283][ T175] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.150028][ T175] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.152311][ T175] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.153472][ T175] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.155096][ T175] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.157844][ T175] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.159395][ T175] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.160952][ T175] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.162125][ T175] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.454638][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 54.458256][ T175] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 54.460974][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 54.463030][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.464513][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 54.467233][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 54.468901][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.472041][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 54.473521][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.476569][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 54.478096][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.480849][ T4372] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 54.578904][ T1578] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 54.580230][ T1578] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 54.585053][ T4372] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 54.590314][ T1578] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 54.592423][ T1578] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 54.597968][ T1578] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 54.599543][ T1578] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 54.601348][ T1578] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 54.602745][ T1578] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 54.657033][ T4372] device veth0_vlan entered promiscuous mode [ 54.661439][ T4372] device veth1_vlan entered promiscuous mode [ 54.668306][ T1578] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 54.669837][ T1578] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 54.672414][ T1578] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 54.673992][ T1578] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 54.676389][ T4372] device veth0_macvtap entered promiscuous mode [ 54.678862][ T4372] device veth1_macvtap entered promiscuous mode [ 54.685326][ T4372] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 54.686625][ T1578] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 54.688199][ T1578] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 54.689598][ T1578] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 54.691108][ T1578] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 54.694610][ T4372] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 54.695859][ T1578] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 54.697403][ T1578] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 54.699834][ T4372] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.702062][ T4372] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.703441][ T4372] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.704912][ T4372] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 55.084345][ T9] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:00:55 executed programs: 0 [ 55.790655][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 55.792412][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 55.793823][ T4356] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 55.795358][ T4356] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 55.796700][ T4356] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 55.797972][ T4356] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 55.844162][ T4419] chnl_net:caif_netlink_parms(): no params data found [ 55.859426][ T4419] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.860695][ T4419] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.862569][ T4419] device bridge_slave_0 entered promiscuous mode [ 55.864542][ T4419] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.865583][ T4419] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.867168][ T4419] device bridge_slave_1 entered promiscuous mode [ 55.875633][ T4419] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.877953][ T4419] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.884899][ T4419] team0: Port device team_slave_0 added [ 55.886611][ T4419] team0: Port device team_slave_1 added [ 55.892162][ T4419] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 55.893248][ T4419] 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. [ 55.897314][ T4419] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 55.900045][ T4419] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 55.901107][ T4419] 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. [ 55.905513][ T4419] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 55.972278][ T4419] device hsr_slave_0 entered promiscuous mode [ 56.021391][ T4419] device hsr_slave_1 entered promiscuous mode [ 56.061208][ T4419] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 56.062461][ T4419] Cannot create hsr debugfs directory [ 57.451972][ T9] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 57.861743][ T4356] Bluetooth: hci0: command 0x0409 tx timeout [ 59.941518][ T4356] Bluetooth: hci0: command 0x041b tx timeout [ 60.011957][ T9] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 60.104243][ T9] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 61.273532][ T4419] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 61.375979][ T4419] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 61.412375][ T4419] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 61.518270][ T4419] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 61.628046][ T4419] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.631584][ T4378] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.633081][ T4378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.635429][ T4419] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.637800][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.639402][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.640914][ T39] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.642109][ T39] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.676228][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.677811][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.679306][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.680843][ T39] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.682062][ T39] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.683485][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.686502][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.689295][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.691078][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.693071][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.695756][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.697357][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.699996][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.703363][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.706314][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.707805][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.710254][ T4419] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.778466][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.779769][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.783715][ T4419] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.789594][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 61.791616][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 61.797288][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 61.798829][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 61.800901][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 61.802501][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 61.804721][ T4419] device veth0_vlan entered promiscuous mode [ 61.807870][ T4419] device veth1_vlan entered promiscuous mode [ 61.815259][ T9] device hsr_slave_0 left promiscuous mode [ 61.841646][ T9] device hsr_slave_1 left promiscuous mode [ 61.921233][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 61.922515][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 61.924360][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 61.925482][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 61.926967][ T9] device bridge_slave_1 left promiscuous mode [ 61.928348][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.961814][ T9] device bridge_slave_0 left promiscuous mode [ 61.962876][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.021203][ T4356] Bluetooth: hci0: command 0x040f tx timeout [ 62.091375][ T9] device veth1_macvtap left promiscuous mode [ 62.092476][ T9] device veth0_macvtap left promiscuous mode [ 62.093488][ T9] device veth1_vlan left promiscuous mode [ 62.094757][ T9] device veth0_vlan left promiscuous mode [ 64.101213][ T4356] Bluetooth: hci0: command 0x0419 tx timeout [ 64.372449][ T9] team0 (unregistering): Port device team_slave_1 removed [ 64.502065][ T2062] ieee802154 phy0 wpan0: encryption failed: -22 [ 64.503148][ T2062] ieee802154 phy1 wpan1: encryption failed: -22 [ 64.531962][ T9] team0 (unregistering): Port device team_slave_0 removed [ 64.721642][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 64.961595][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 66.582867][ T9] bond0 (unregistering): Released all slaves [ 66.891171][ T4419] device veth0_macvtap entered promiscuous mode [ 66.893440][ T4419] device veth1_macvtap entered promiscuous mode [ 66.898945][ T4419] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 66.901613][ T4419] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 66.908103][ T175] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 66.909526][ T175] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 66.910998][ T175] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 66.912649][ T175] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 66.914113][ T175] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 66.915518][ T175] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 66.917091][ T175] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 66.918611][ T175] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 66.920213][ T175] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 66.923814][ T175] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 66.926429][ T4419] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.927785][ T4419] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.929064][ T4419] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.930441][ T4419] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.950614][ T1578] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.952067][ T1578] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.953382][ T1578] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 66.958685][ T175] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.960008][ T175] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.963422][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 67.112029][ T4515] loop0: detected capacity change from 0 to 32768 [ 67.122159][ T4515] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 67.123575][ T4515] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 67.130606][ T4515] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 67.133421][ T24] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 67.134512][ T24] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 67.154164][ T24] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 19ms [ 67.155785][ T24] gfs2: fsid=syz:syz.0: jid=0: Done [ 67.156772][ T4515] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 67.198348][ T4515] gfs2: fsid=syz:syz.0: found 1 quota changes [ 67.212081][ T4419] ------------[ cut here ]------------ [ 67.213033][ T4419] WARNING: CPU: 1 PID: 4419 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xcd8 [ 67.214681][ T4419] Modules linked in: [ 67.215371][ T4419] CPU: 1 PID: 4419 Comm: syz-executor Not tainted syzkaller #0 [ 67.216612][ T4419] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 67.218218][ T4419] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 67.219493][ T4419] pc : __folio_mark_dirty+0x8a0/0xcd8 [ 67.220366][ T4419] lr : __folio_mark_dirty+0x8a0/0xcd8 [ 67.221246][ T4419] sp : ffff8000209a72c0 [ 67.221983][ T4419] x29: ffff8000209a72e0 x28: 1fffff80006587a8 x27: dfff800000000000 [ 67.223299][ T4419] x26: 0000000000000000 x25: ffff0000c0494990 x24: 0000000000000001 [ 67.224560][ T4419] x23: 0000000000000000 x22: fffffc00032c3d48 x21: 1fffe00018092932 [ 67.225866][ T4419] x20: ffff0000d9cfa250 x19: fffffc00032c3d40 x18: ffff800011b8bf60 [ 67.227181][ T4419] x17: ffff800018349000 x16: ffff8000082d7ca0 x15: ffff800017e2a000 [ 67.228505][ T4419] x14: 0000000000000001 x13: 1fffe00018092932 x12: 0000000000ff0100 [ 67.229867][ T4419] x11: ff00800008708b70 x10: 0000000000000000 x9 : ffff800008708b70 [ 67.231156][ T4419] x8 : ffff0000de3c8000 x7 : ffff800008708314 x6 : 0000000000000000 [ 67.232459][ T4419] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff800008a56aa8 [ 67.233745][ T4419] x2 : ffff0000ce93e060 x1 : 0000000000000000 x0 : 0000000000000000 [ 67.235064][ T4419] Call trace: [ 67.235602][ T4419] __folio_mark_dirty+0x8a0/0xcd8 [ 67.236495][ T4419] mark_buffer_dirty+0x2b8/0x5c0 [ 67.237386][ T4419] gfs2_unpin+0x120/0x8fc [ 67.238117][ T4419] buf_lo_after_commit+0x140/0x188 [ 67.238950][ T4419] gfs2_log_flush+0xc00/0x1b20 [ 67.239732][ T4419] do_sync+0x8cc/0xaec [ 67.240388][ T4419] gfs2_quota_sync+0x2cc/0x500 [ 67.241151][ T4419] gfs2_sync_fs+0x4c/0xc4 [ 67.241875][ T4419] sync_filesystem+0xe8/0x218 [ 67.242608][ T4419] generic_shutdown_super+0x70/0x324 [ 67.243467][ T4419] kill_block_super+0x70/0xdc [ 67.244310][ T4419] gfs2_kill_sb+0xc0/0xd4 [ 67.245075][ T4419] deactivate_locked_super+0xac/0x120 [ 67.245942][ T4419] deactivate_super+0xe4/0x104 [ 67.246701][ T4419] cleanup_mnt+0x390/0x418 [ 67.247459][ T4419] __cleanup_mnt+0x20/0x30 [ 67.248189][ T4419] task_work_run+0x1ec/0x278 [ 67.248954][ T4419] get_signal+0x111c/0x1304 [ 67.249734][ T4419] do_notify_resume+0x33c/0x2aa4 [ 67.250594][ T4419] el0_svc+0x98/0x128 [ 67.251246][ T4419] el0t_64_sync_handler+0x84/0xf0 [ 67.252111][ T4419] el0t_64_sync+0x18c/0x190 [ 67.252852][ T4419] irq event stamp: 157944 [ 67.253540][ T4419] hardirqs last enabled at (157943): [] folio_memcg_lock+0xe8/0x1f4 [ 67.255061][ T4419] hardirqs last disabled at (157944): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 67.256692][ T4419] softirqs last enabled at (157652): [] local_bh_enable+0x10/0x34 [ 67.258230][ T4419] softirqs last disabled at (157650): [] local_bh_disable+0x10/0x34 [ 67.259723][ T4419] ---[ end trace 0000000000000000 ]--- [ 67.265083][ T175] ------------[ cut here ]------------ [ 67.266027][ T175] WARNING: CPU: 0 PID: 175 at include/linux/backing-dev.h:247 __folio_start_writeback+0x88c/0xa7c [ 67.267665][ T175] Modules linked in: [ 67.268277][ T175] CPU: 0 PID: 175 Comm: kworker/u4:3 Tainted: G W syzkaller #0 [ 67.269706][ T175] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 67.271302][ T175] Workqueue: writeback wb_workfn (flush-7:0) [ 67.272271][ T175] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 67.273503][ T175] pc : __folio_start_writeback+0x88c/0xa7c [ 67.274468][ T175] lr : __folio_start_writeback+0x88c/0xa7c [ 67.275467][ T175] sp : ffff8000209f6c80 [ 67.276165][ T175] x29: ffff8000209f6d60 x28: dfff800000000000 x27: 0000000000000000 [ 67.277518][ T175] x26: ffff70000413ed98 x25: 0000000000000000 x24: ffff0000d9cface0 [ 67.278867][ T175] x23: ffff8000209f6ce0 x22: ffff0000c04947e8 x21: 0000000000000001 [ 67.280188][ T175] x20: fffffc000331ef48 x19: fffffc000331ef40 x18: ffff800011b8bf60 [ 67.281558][ T175] x17: ffff800018349000 x16: ffff8000082d7ca0 x15: ffff800017e2a000 [ 67.282828][ T175] x14: 0000000000000001 x13: 1fffff8000663de8 x12: 0000000000ff0100 [ 67.284100][ T175] x11: ff0080000870b07c x10: 0000000000000000 x9 : ffff80000870b07c [ 67.285485][ T175] x8 : ffff0000ca03b780 x7 : 0000000000000000 x6 : 0000000000000000 [ 67.286884][ T175] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff80000870ab28 [ 67.288268][ T175] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 67.289613][ T175] Call trace: [ 67.290186][ T175] __folio_start_writeback+0x88c/0xa7c [ 67.291059][ T175] set_page_writeback+0x5c/0x7c [ 67.291883][ T175] gfs2_aspace_writepage+0x514/0x6dc [ 67.292760][ T175] __writepage+0x70/0x184 [ 67.293523][ T175] write_cache_pages+0x74c/0xde8 [ 67.294289][ T175] do_writepages+0x318/0x504 [ 67.295025][ T175] filemap_fdatawrite_wbc+0x124/0x174 [ 67.295976][ T175] filemap_fdatawrite+0xd0/0x12c [ 67.296794][ T175] gfs2_write_inode+0x234/0x34c [ 67.297620][ T175] __writeback_single_inode+0x5e0/0x1554 [ 67.298592][ T175] writeback_sb_inodes+0x858/0x143c [ 67.299485][ T175] wb_writeback+0x414/0xfcc [ 67.300226][ T175] wb_workfn+0x360/0xe18 [ 67.300948][ T175] process_one_work+0x7f8/0x13a4 [ 67.301786][ T175] worker_thread+0x8c4/0xfec [ 67.302566][ T175] kthread+0x250/0x2d8 [ 67.303257][ T175] ret_from_fork+0x10/0x20 [ 67.303987][ T175] irq event stamp: 157138 [ 67.304670][ T175] hardirqs last enabled at (157137): [] folio_memcg_lock+0xe8/0x1f4 [ 67.306251][ T175] hardirqs last disabled at (157138): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 67.307881][ T175] softirqs last enabled at (157052): [] batadv_nc_purge_paths+0x2f0/0x378 [ 67.309554][ T175] softirqs last disabled at (157050): [] batadv_nc_purge_paths+0xd0/0x378 [ 67.311227][ T175] ---[ end trace 0000000000000000 ]--- [ 67.316790][ C0] ------------[ cut here ]------------ [ 67.317715][ C0] WARNING: CPU: 0 PID: 15 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d0/0x9cc [ 67.319293][ C0] Modules linked in: [ 67.319873][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W syzkaller #0 [ 67.321269][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 67.322875][ C0] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 67.324064][ C0] pc : __folio_end_writeback+0x7d0/0x9cc [ 67.324875][ C0] lr : __folio_end_writeback+0x7d0/0x9cc [ 67.325731][ C0] sp : ffff80001ca17970 [ 67.326364][ C0] x29: ffff80001ca17990 x28: dfff800000000000 x27: ffff0000c04947e8 [ 67.327618][ C0] x26: 0000000000000000 x25: 05ffd400000020d2 x24: 1fffff8000663de8 [ 67.328971][ C0] x23: 0000000000000001 x22: ffff0000d9cface0 x21: ffff0000d9cface8 [ 67.330341][ C0] x20: 0000000000000001 x19: fffffc000331ef40 x18: ffff800011b8bf60 [ 67.331550][ C0] x17: ffff800018349000 x16: ffff8000082d7ca0 x15: ffff800017e2a000 [ 67.332836][ C0] x14: 0000000000000003 x13: 1ffff00003942f20 x12: 0000000000ff0100 [ 67.334146][ C0] x11: ff0080000870a5f4 x10: 0000000000000000 x9 : ffff80000870a5f4 [ 67.335357][ C0] x8 : ffff0000c09b3780 x7 : 0000000000000000 x6 : 0000000000000000 [ 67.336661][ C0] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 67.337923][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 67.339328][ C0] Call trace: [ 67.339863][ C0] __folio_end_writeback+0x7d0/0x9cc [ 67.340732][ C0] folio_end_writeback+0x12c/0x410 [ 67.341567][ C0] end_page_writeback+0x58/0x74 [ 67.342327][ C0] end_buffer_async_write+0x32c/0x4f4 [ 67.343155][ C0] end_bio_bh_io_sync+0xb0/0x1dc [ 67.343963][ C0] bio_endio+0x750/0x794 [ 67.344652][ C0] blk_update_request+0x49c/0xbec [ 67.345450][ C0] blk_mq_end_request+0x54/0x88 [ 67.346289][ C0] lo_complete_rq+0x1ec/0x250 [ 67.347114][ C0] blk_done_softirq+0x11c/0x168 [ 67.347979][ C0] handle_softirqs+0x318/0xc60 [ 67.348731][ C0] run_ksoftirqd+0x7c/0x2ac [ 67.349484][ C0] smpboot_thread_fn+0x4b0/0x964 [ 67.350266][ C0] kthread+0x250/0x2d8 [ 67.350899][ C0] ret_from_fork+0x10/0x20 [ 67.351628][ C0] irq event stamp: 408431 [ 67.352295][ C0] hardirqs last enabled at (408430): [] folio_memcg_lock+0xe8/0x1f4 [ 67.353729][ C0] hardirqs last disabled at (408431): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 67.355230][ C0] softirqs last enabled at (408406): [] handle_softirqs+0xaec/0xc60 [ 67.356829][ C0] softirqs last disabled at (408411): [] run_ksoftirqd+0x7c/0x2ac [ 67.358397][ C0] ---[ end trace 0000000000000000 ]---