Warning: Permanently added '10.128.0.176' (ED25519) to the list of known hosts. 1970/01/01 00:00:28 parsed 1 programs [ 29.746502][ T4323] cgroup: Unknown subsys name 'net' [ 30.011901][ T4323] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 30.275324][ T4323] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 36.496293][ T55] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 36.497533][ T55] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 36.505174][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 36.511652][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 36.512922][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 36.514310][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 37.189341][ T4366] chnl_net:caif_netlink_parms(): no params data found [ 37.215903][ T4366] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.217063][ T4366] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.218570][ T4366] device bridge_slave_0 entered promiscuous mode [ 37.221680][ T4366] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.222786][ T4366] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.224646][ T4366] device bridge_slave_1 entered promiscuous mode [ 37.232346][ T4366] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 37.235159][ T4366] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 37.242074][ T4366] team0: Port device team_slave_0 added [ 37.243881][ T4366] team0: Port device team_slave_1 added [ 37.250115][ T4366] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 37.251170][ T4366] 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. [ 37.255225][ T4366] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 37.257859][ T4366] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 37.258957][ T4366] 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. [ 37.263146][ T4366] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 37.320258][ T4366] device hsr_slave_0 entered promiscuous mode [ 37.359294][ T4366] device hsr_slave_1 entered promiscuous mode [ 37.433312][ T4366] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 37.460270][ T4366] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 37.503405][ T4366] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 37.542446][ T4366] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 37.637905][ T4366] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.641462][ T4390] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 37.643441][ T4390] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 37.646122][ T4366] 8021q: adding VLAN 0 to HW filter on device team0 [ 37.648653][ T4390] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 37.651198][ T4390] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 37.652854][ T4390] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.654160][ T4390] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.655919][ T4390] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 37.658535][ T4390] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 37.660204][ T4390] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 37.661614][ T4390] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.662837][ T4390] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.665484][ T4390] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 37.668044][ T4390] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 37.682190][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 37.683930][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 37.686180][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 37.687627][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 37.690419][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 37.693412][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 37.694868][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 37.697581][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 37.699158][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 37.701994][ T4366] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 37.760520][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 37.761831][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 37.765074][ T4366] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 37.771143][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 37.772854][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 37.779534][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 37.781032][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 37.782747][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 37.784187][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 37.786434][ T4366] device veth0_vlan entered promiscuous mode [ 37.790778][ T4366] device veth1_vlan entered promiscuous mode [ 37.803500][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 37.805174][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 37.806700][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 37.808180][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 37.812947][ T4366] device veth0_macvtap entered promiscuous mode [ 37.815398][ T4366] device veth1_macvtap entered promiscuous mode [ 37.820974][ T4366] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 37.822275][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 37.823861][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 37.825230][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 37.826829][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 37.830384][ T4366] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 37.840344][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 37.842084][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 37.845001][ T4366] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.846426][ T4366] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.847930][ T4366] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.850228][ T4366] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.463930][ T4412] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 38.465382][ T4412] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 38.466655][ T4412] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 38.468232][ T4412] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 38.470166][ T4412] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 38.471346][ T4412] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 1970/01/01 00:00:39 executed programs: 0 [ 39.361416][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 39.362998][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 39.364486][ T4414] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 39.365906][ T4414] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 39.367243][ T4414] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 39.368536][ T4414] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 39.710534][ T39] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 39.745674][ T4432] chnl_net:caif_netlink_parms(): no params data found [ 39.763117][ T4432] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.764429][ T4432] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.765898][ T4432] device bridge_slave_0 entered promiscuous mode [ 39.767745][ T4432] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.768942][ T4432] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.770918][ T4432] device bridge_slave_1 entered promiscuous mode [ 39.777935][ T4432] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 39.780682][ T4432] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 39.789886][ T4432] team0: Port device team_slave_0 added [ 39.791706][ T4432] team0: Port device team_slave_1 added [ 39.797172][ T4432] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 39.798385][ T4432] 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. [ 39.802878][ T4432] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 39.805222][ T4432] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 39.806298][ T4432] 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. [ 39.810360][ T4432] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 39.840262][ T4432] device hsr_slave_0 entered promiscuous mode [ 39.879335][ T4432] device hsr_slave_1 entered promiscuous mode [ 39.919199][ T4432] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 39.920441][ T4432] Cannot create hsr debugfs directory [ 41.379438][ T4414] Bluetooth: hci0: command 0x0409 tx timeout [ 42.730168][ T39] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 43.150269][ T39] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 43.241110][ T39] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 43.459249][ T4414] Bluetooth: hci0: command 0x041b tx timeout [ 44.220993][ T4432] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 44.340806][ T4432] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 44.380329][ T4432] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 44.471823][ T4432] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 44.620989][ T4432] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.624618][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.626089][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.628404][ T4432] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.631171][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.632815][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.634238][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.635396][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.636769][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.639695][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.641275][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.642644][ T11] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.643775][ T11] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.646238][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.648801][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.726191][ T4432] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 44.727983][ T4432] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 44.730727][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.732850][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.734395][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.735941][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.737426][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.738928][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.740783][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.742345][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.743929][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.745396][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.818659][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 44.820311][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 44.825162][ T4432] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.862241][ T219] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 44.863971][ T219] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 44.871124][ T219] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 44.872739][ T219] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 44.874790][ T219] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 44.876095][ T219] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 44.878690][ T4432] device veth0_vlan entered promiscuous mode [ 44.882416][ T4432] device veth1_vlan entered promiscuous mode [ 44.888430][ T219] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 44.890231][ T219] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 44.891588][ T219] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 44.893155][ T219] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 44.895444][ T4432] device veth0_macvtap entered promiscuous mode [ 44.897713][ T4432] device veth1_macvtap entered promiscuous mode [ 44.903359][ T4432] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 44.905038][ T4432] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.907276][ T4432] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 44.908472][ T219] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 44.910690][ T219] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 44.912130][ T219] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 44.913603][ T219] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 44.963297][ T4432] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 44.965030][ T4432] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.967080][ T4432] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 44.968365][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 44.970033][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 44.972600][ T4432] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 44.974010][ T4432] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 44.975342][ T4432] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 44.976749][ T4432] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 44.997527][ T219] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 45.001646][ T219] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 45.050637][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 45.057099][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 45.058325][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 45.060974][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 45.092686][ T39] device hsr_slave_0 left promiscuous mode [ 45.149808][ T39] device hsr_slave_1 left promiscuous mode [ 45.210874][ T4499] loop0: detected capacity change from 0 to 32768 [ 45.220431][ T4499] gfs2: fsid=nodiscard: Trying to join cluster "lock_nolock", "nodiscard" [ 45.222034][ T4499] gfs2: fsid=nodiscard: Now mounting FS (format 1801)... [ 45.226879][ T4499] gfs2: fsid=nodiscard.0: journal 0 mapped with 3 extents in 0ms [ 45.229336][ T39] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 45.229342][ T7] gfs2: fsid=nodiscard.0: jid=0, already locked for use [ 45.230464][ T39] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 45.231606][ T7] gfs2: fsid=nodiscard.0: jid=0: Looking at journal... [ 45.234776][ T39] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 45.236079][ T39] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 45.237564][ T39] device bridge_slave_1 left promiscuous mode [ 45.239114][ T39] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.250465][ T7] gfs2: fsid=nodiscard.0: jid=0: Journal head lookup took 18ms [ 45.252698][ T7] gfs2: fsid=nodiscard.0: jid=0: Done [ 45.253757][ T4499] gfs2: fsid=nodiscard.0: first mount done, others may mount [ 45.301474][ T39] device bridge_slave_0 left promiscuous mode [ 45.302517][ T39] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.313676][ T4499] gfs2: fsid=nodiscard.0: found 1 quota changes [ 45.323524][ T4432] ------------[ cut here ]------------ [ 45.324540][ T4432] WARNING: CPU: 0 PID: 4432 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xcd8 [ 45.326210][ T4432] Modules linked in: [ 45.326851][ T4432] CPU: 0 PID: 4432 Comm: syz-executor Not tainted syzkaller #0 [ 45.328067][ T4432] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 45.329755][ T4432] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 45.331043][ T4432] pc : __folio_mark_dirty+0x8a0/0xcd8 [ 45.331905][ T4432] lr : __folio_mark_dirty+0x8a0/0xcd8 [ 45.332794][ T4432] sp : ffff800020c173c0 [ 45.333516][ T4432] x29: ffff800020c173e0 x28: 1fffff80006a5688 x27: dfff800000000000 [ 45.334808][ T4432] x26: 0000000000000000 x25: ffff0000c0494990 x24: 0000000000000001 [ 45.336158][ T4432] x23: 0000000000000000 x22: fffffc000352b448 x21: 1fffe00018092932 [ 45.337523][ T4432] x20: ffff0000d4536250 x19: fffffc000352b440 x18: ffff800011b8bf60 [ 45.338897][ T4432] x17: ffff800018349000 x16: ffff8000082d7ca0 x15: ffff800017e2a000 [ 45.340165][ T4432] x14: 0000000000000001 x13: 1fffe00018092932 x12: 0000000000ff0100 [ 45.341456][ T4432] x11: ff00800008708b70 x10: 0000000000000000 x9 : ffff800008708b70 [ 45.342701][ T4432] x8 : ffff0000c7948000 x7 : ffff800008708314 x6 : 0000000000000000 [ 45.343975][ T4432] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff800008a56aa8 [ 45.345208][ T4432] x2 : ffff0000cecb8060 x1 : 0000000000000000 x0 : 0000000000000000 [ 45.346447][ T4432] Call trace: [ 45.346995][ T4432] __folio_mark_dirty+0x8a0/0xcd8 [ 45.347771][ T4432] mark_buffer_dirty+0x2b8/0x5c0 [ 45.348588][ T4432] gfs2_unpin+0x120/0x8fc [ 45.349319][ T4432] buf_lo_after_commit+0x140/0x188 [ 45.350212][ T4432] gfs2_log_flush+0xc00/0x1b20 [ 45.350976][ T4432] do_sync+0x8cc/0xaec [ 45.351647][ T4432] gfs2_quota_sync+0x2cc/0x500 [ 45.352481][ T4432] gfs2_sync_fs+0x4c/0xc4 [ 45.353193][ T4432] sync_filesystem+0xe8/0x218 [ 45.353993][ T4432] generic_shutdown_super+0x70/0x324 [ 45.354906][ T4432] kill_block_super+0x70/0xdc [ 45.355674][ T4432] gfs2_kill_sb+0xc0/0xd4 [ 45.356384][ T4432] deactivate_locked_super+0xac/0x120 [ 45.357252][ T4432] deactivate_super+0xe4/0x104 [ 45.358030][ T4432] cleanup_mnt+0x390/0x418 [ 45.358774][ T4432] __cleanup_mnt+0x20/0x30 [ 45.359534][ T4432] task_work_run+0x1ec/0x278 [ 45.360267][ T4432] do_notify_resume+0x1fa0/0x2aa4 [ 45.361094][ T4432] el0_svc+0x98/0x128 [ 45.361771][ T4432] el0t_64_sync_handler+0x84/0xf0 [ 45.362623][ T4432] el0t_64_sync+0x18c/0x190 [ 45.363372][ T4432] irq event stamp: 153684 [ 45.364051][ T4432] hardirqs last enabled at (153683): [] folio_memcg_lock+0xe8/0x1f4 [ 45.365634][ T4432] hardirqs last disabled at (153684): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 45.367297][ T4432] softirqs last enabled at (153486): [] handle_softirqs+0xaec/0xc60 [ 45.368869][ T4432] softirqs last disabled at (153383): [] __do_softirq+0x14/0x20 [ 45.370410][ T4432] ---[ end trace 0000000000000000 ]--- [ 45.375886][ T219] ------------[ cut here ]------------ [ 45.376764][ T219] WARNING: CPU: 1 PID: 219 at include/linux/backing-dev.h:247 __folio_start_writeback+0x88c/0xa7c [ 45.378298][ T219] Modules linked in: [ 45.378883][ T219] CPU: 1 PID: 219 Comm: kworker/u4:4 Tainted: G W syzkaller #0 [ 45.380259][ T219] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 45.381831][ T219] Workqueue: writeback wb_workfn (flush-7:0) [ 45.382693][ T219] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 45.384045][ T219] pc : __folio_start_writeback+0x88c/0xa7c [ 45.384979][ T219] lr : __folio_start_writeback+0x88c/0xa7c [ 45.385937][ T219] sp : ffff800020826c80 [ 45.386645][ T219] x29: ffff800020826d60 x28: dfff800000000000 x27: 0000000000000000 [ 45.388082][ T219] x26: ffff700004104d98 x25: 0000000000000000 x24: ffff0000d4536ce0 [ 45.389462][ T219] x23: ffff800020826ce0 x22: ffff0000c04947e8 x21: 0000000000000001 [ 45.390800][ T219] x20: fffffc0003296f88 x19: fffffc0003296f80 x18: ffff800011b8bf60 [ 45.392107][ T219] x17: ffff800018349000 x16: ffff8000082d7ca0 x15: ffff800017e2a000 [ 45.393441][ T219] x14: 0000000000000001 x13: 1fffff8000652df0 x12: 0000000000ff0100 [ 45.394675][ T219] x11: ff0080000870b07c x10: 0000000000000000 x9 : ffff80000870b07c [ 45.395999][ T219] x8 : ffff0000ca000000 x7 : 0000000000000000 x6 : 0000000000000000 [ 45.397307][ T219] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff80000870ab28 [ 45.398556][ T219] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 45.399897][ T219] Call trace: [ 45.400452][ T219] __folio_start_writeback+0x88c/0xa7c [ 45.401371][ T219] set_page_writeback+0x5c/0x7c [ 45.402214][ T219] gfs2_aspace_writepage+0x514/0x6dc [ 45.403151][ T219] __writepage+0x70/0x184 [ 45.403907][ T219] write_cache_pages+0x74c/0xde8 [ 45.404650][ T219] do_writepages+0x318/0x504 [ 45.405395][ T219] filemap_fdatawrite_wbc+0x124/0x174 [ 45.406316][ T219] filemap_fdatawrite+0xd0/0x12c [ 45.407140][ T219] gfs2_write_inode+0x234/0x34c [ 45.407966][ T219] __writeback_single_inode+0x5e0/0x1554 [ 45.408845][ T219] writeback_sb_inodes+0x858/0x143c [ 45.409673][ T219] wb_writeback+0x414/0xfcc [ 45.410424][ T219] wb_workfn+0x360/0xe18 [ 45.411123][ T219] process_one_work+0x7f8/0x13a4 [ 45.411968][ T219] worker_thread+0x8c4/0xfec [ 45.412780][ T219] kthread+0x250/0x2d8 [ 45.413504][ T219] ret_from_fork+0x10/0x20 [ 45.414220][ T219] irq event stamp: 308672 [ 45.414914][ T219] hardirqs last enabled at (308671): [] folio_memcg_lock+0xe8/0x1f4 [ 45.416575][ T219] hardirqs last disabled at (308672): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 45.418283][ T219] softirqs last enabled at (308586): [] batadv_nc_purge_paths+0x2f0/0x378 [ 45.419964][ T219] softirqs last disabled at (308584): [] batadv_nc_purge_paths+0xd0/0x378 [ 45.421619][ T219] ---[ end trace 0000000000000000 ]--- [ 45.430422][ C0] ------------[ cut here ]------------ [ 45.431332][ C0] WARNING: CPU: 0 PID: 15 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d0/0x9cc [ 45.433032][ C0] Modules linked in: [ 45.433653][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W syzkaller #0 [ 45.435034][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 45.436476][ C0] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 45.437618][ C0] pc : __folio_end_writeback+0x7d0/0x9cc [ 45.438541][ C0] lr : __folio_end_writeback+0x7d0/0x9cc [ 45.439496][ C0] sp : ffff80001ca17970 [ 45.440150][ C0] x29: ffff80001ca17990 x28: dfff800000000000 x27: ffff0000c04947e8 [ 45.441464][ C0] x26: 0000000000000000 x25: 05ffd400000020d2 x24: 1fffff8000652df0 [ 45.442801][ C0] x23: 0000000000000001 x22: ffff0000d4536ce0 x21: ffff0000d4536ce8 [ 45.444010][ C0] x20: 0000000000000001 x19: fffffc0003296f80 x18: ffff800011b8bf60 [ 45.445297][ C0] x17: 1fffe00033ea877e x16: ffff8000082d7ca0 x15: 0000000000000000 [ 45.446553][ C0] x14: 0000000000000003 x13: 1ffff00003942f20 x12: 0000000000ff0100 [ 45.447817][ C0] x11: ff0080000870a5f4 x10: 0000000000000000 x9 : ffff80000870a5f4 [ 45.449096][ C0] x8 : ffff0000c09b3780 x7 : 0000000000000000 x6 : 0000000000000000 [ 45.450339][ C0] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 45.451585][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 45.452834][ C0] Call trace: [ 45.453333][ C0] __folio_end_writeback+0x7d0/0x9cc [ 45.454187][ C0] folio_end_writeback+0x12c/0x410 [ 45.454963][ C0] end_page_writeback+0x58/0x74 [ 45.455700][ C0] end_buffer_async_write+0x32c/0x4f4 [ 45.456505][ C0] end_bio_bh_io_sync+0xb0/0x1dc [ 45.457297][ C0] bio_endio+0x750/0x794 [ 45.457976][ C0] blk_update_request+0x49c/0xbec [ 45.458793][ C0] blk_mq_end_request+0x54/0x88 [ 45.459622][ C0] lo_complete_rq+0x1ec/0x250 [ 45.460409][ C0] blk_done_softirq+0x11c/0x168 [ 45.461212][ C0] handle_softirqs+0x318/0xc60 [ 45.462000][ C0] run_ksoftirqd+0x7c/0x2ac [ 45.462766][ C0] smpboot_thread_fn+0x4b0/0x964 [ 45.463502][ C0] kthread+0x250/0x2d8 [ 45.464171][ C0] ret_from_fork+0x10/0x20 [ 45.464957][ C0] irq event stamp: 439775 [ 45.465683][ C0] hardirqs last enabled at (439774): [] folio_memcg_lock+0xe8/0x1f4 [ 45.467266][ C0] hardirqs last disabled at (439775): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 45.468928][ C0] softirqs last enabled at (439764): [] handle_softirqs+0xaec/0xc60 [ 45.470472][ C0] softirqs last disabled at (439769): [] run_ksoftirqd+0x7c/0x2ac [ 45.471940][ C0] ---[ end trace 0000000000000000 ]--- [ 45.539391][ T4414] Bluetooth: hci0: command 0x040f tx timeout [ 45.559382][ T39] device veth1_macvtap left promiscuous mode [ 45.560618][ T39] device veth0_macvtap left promiscuous mode [ 45.561627][ T39] device veth1_vlan left promiscuous mode [ 45.562616][ T39] device veth0_vlan left promiscuous mode