Warning: Permanently added '10.128.1.125' (ED25519) to the list of known hosts. 1970/01/01 00:00:26 parsed 1 programs [ 27.852569][ T4324] cgroup: Unknown subsys name 'net' [ 28.112747][ T4324] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 28.401459][ T4324] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 33.700911][ T4376] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 33.702353][ T4376] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 33.703663][ T4376] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 33.705182][ T4376] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 33.706517][ T4376] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 33.707760][ T4376] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 33.834987][ T4382] chnl_net:caif_netlink_parms(): no params data found [ 33.854160][ T4382] bridge0: port 1(bridge_slave_0) entered blocking state [ 33.855358][ T4382] bridge0: port 1(bridge_slave_0) entered disabled state [ 33.856844][ T4382] device bridge_slave_0 entered promiscuous mode [ 33.859556][ T4382] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.861163][ T4382] bridge0: port 2(bridge_slave_1) entered disabled state [ 33.862781][ T4382] device bridge_slave_1 entered promiscuous mode [ 33.885389][ T4382] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 33.887794][ T4382] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 33.895370][ T4382] team0: Port device team_slave_0 added [ 33.897203][ T4382] team0: Port device team_slave_1 added [ 33.903619][ T4382] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 33.904690][ T4382] 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. [ 33.908627][ T4382] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 33.911668][ T4382] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 33.912635][ T4382] 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. [ 33.916621][ T4382] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 33.961401][ T4382] device hsr_slave_0 entered promiscuous mode [ 33.990537][ T4382] device hsr_slave_1 entered promiscuous mode [ 34.072699][ T4382] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 34.112140][ T4382] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 34.172256][ T4382] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 34.221979][ T4382] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 34.285874][ T4382] 8021q: adding VLAN 0 to HW filter on device bond0 [ 34.289133][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 34.291836][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 34.294588][ T4382] 8021q: adding VLAN 0 to HW filter on device team0 [ 34.296794][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 34.298499][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 34.300160][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 34.301379][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 34.305247][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 34.321480][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 34.323129][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 34.324451][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 34.325493][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 34.326742][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 34.328386][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 34.329897][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 34.332257][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 34.333750][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 34.335715][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 34.337274][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 34.338757][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 34.340246][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 34.356109][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 34.357591][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 34.359900][ T4382] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 34.415039][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 34.416301][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 34.419748][ T4382] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 34.426286][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 34.427793][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 34.433402][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 34.434980][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 34.436607][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 34.437954][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 34.440013][ T4382] device veth0_vlan entered promiscuous mode [ 34.443257][ T4382] device veth1_vlan entered promiscuous mode [ 34.449566][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 34.451437][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 34.452815][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 34.454258][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 34.456510][ T4382] device veth0_macvtap entered promiscuous mode [ 34.458745][ T4382] device veth1_macvtap entered promiscuous mode [ 34.472381][ T4382] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 34.473645][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 34.475232][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 34.476665][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 34.478075][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 34.481210][ T4382] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 34.483445][ T4382] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 34.484733][ T4382] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 34.485997][ T4382] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 34.487251][ T4382] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 34.489248][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 34.491365][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 34.951650][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 34.952852][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 34.991882][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 34.999669][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 35.001166][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 35.002788][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 35.432337][ T39] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:00:35 executed programs: 0 [ 35.581497][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 35.582878][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 35.584246][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 35.585758][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 35.587080][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 35.588322][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 35.631125][ T4438] chnl_net:caif_netlink_parms(): no params data found [ 35.646259][ T4438] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.647369][ T4438] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.648889][ T4438] device bridge_slave_0 entered promiscuous mode [ 35.651097][ T4438] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.652320][ T4438] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.653748][ T4438] device bridge_slave_1 entered promiscuous mode [ 35.660938][ T4438] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 35.663192][ T4438] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 35.669515][ T4438] team0: Port device team_slave_0 added [ 35.672297][ T4438] team0: Port device team_slave_1 added [ 35.677606][ T4438] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 35.678699][ T4438] 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. [ 35.682913][ T4438] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 35.685343][ T4438] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 35.686478][ T4438] 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. [ 35.690774][ T4438] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 35.731382][ T4438] device hsr_slave_0 entered promiscuous mode [ 35.770575][ T4438] device hsr_slave_1 entered promiscuous mode [ 35.820447][ T4438] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 35.821697][ T4438] Cannot create hsr debugfs directory [ 37.620688][ T47] Bluetooth: hci0: command 0x0409 tx timeout [ 37.781490][ T39] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 39.690498][ T47] Bluetooth: hci0: command 0x041b tx timeout [ 39.901110][ T39] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 40.001882][ T39] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 41.202188][ T4438] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 41.251503][ T4438] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 41.291327][ T4438] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 41.371981][ T4438] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 41.492084][ T4438] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.495934][ T1580] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.497353][ T1580] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.499805][ T4438] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.572929][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 41.574561][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.576131][ T155] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.577204][ T155] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.578789][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 41.581375][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 41.582898][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.584257][ T155] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.585366][ T155] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.587821][ T1580] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 41.590677][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 41.593931][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 41.595714][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 41.597242][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 41.599596][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 41.601424][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 41.604713][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 41.606189][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.608689][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 41.612135][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.615038][ T4438] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 41.770359][ T47] Bluetooth: hci0: command 0x040f tx timeout [ 41.936042][ T1580] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 41.937413][ T1580] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 41.941280][ T4438] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 41.946499][ T1580] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 41.948237][ T1580] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 41.953822][ T1580] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 41.955326][ T1580] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 41.956748][ T1580] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 41.958105][ T1580] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 41.961208][ T4438] device veth0_vlan entered promiscuous mode [ 41.964242][ T4438] device veth1_vlan entered promiscuous mode [ 41.970143][ T1580] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 41.971976][ T1580] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 41.973348][ T1580] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 41.974839][ T1580] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 41.977055][ T4438] device veth0_macvtap entered promiscuous mode [ 41.979159][ T4438] device veth1_macvtap entered promiscuous mode [ 42.025949][ T4438] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 42.027591][ T4438] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 42.029601][ T4438] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 42.031012][ T1580] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 42.032506][ T1580] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 42.033917][ T1580] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 42.035434][ T1580] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 42.037567][ T4438] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 42.039209][ T4438] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 42.041357][ T4438] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 42.042546][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 42.044073][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 42.046318][ T4438] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 42.047634][ T4438] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 42.049043][ T4438] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 42.050557][ T4438] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 42.347563][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 42.351059][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 42.354939][ T1580] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 42.358113][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 42.359325][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 42.362478][ T1580] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 42.406365][ T39] device hsr_slave_0 left promiscuous mode [ 42.421027][ T39] device hsr_slave_1 left promiscuous mode [ 42.504972][ T4524] loop0: detected capacity change from 0 to 32768 [ 42.512620][ T4524] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 42.513994][ T4524] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 42.524480][ T4524] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 42.526792][ T4407] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 42.527899][ T4407] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 42.530520][ T39] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 42.531741][ T39] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 42.538291][ T39] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 42.539451][ T39] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 42.541264][ T39] device bridge_slave_1 left promiscuous mode [ 42.542455][ T39] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.551854][ T4407] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 23ms [ 42.553460][ T4407] gfs2: fsid=syz:syz.0: jid=0: Done [ 42.554455][ T4524] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 42.583867][ T39] device bridge_slave_0 left promiscuous mode [ 42.584881][ T39] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.648690][ T4524] gfs2: fsid=syz:syz.0: found 1 quota changes [ 42.691887][ T4438] ------------[ cut here ]------------ [ 42.692820][ T4438] WARNING: CPU: 0 PID: 4438 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xce0 [ 42.694382][ T4438] Modules linked in: [ 42.694979][ T4438] CPU: 0 PID: 4438 Comm: syz-executor Not tainted syzkaller #0 [ 42.696084][ T4438] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 42.697630][ T4438] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 42.698767][ T4438] pc : __folio_mark_dirty+0x8a0/0xce0 [ 42.699597][ T4438] lr : __folio_mark_dirty+0x8a0/0xce0 [ 42.700381][ T4438] sp : ffff800020c873c0 [ 42.700657][ T39] device veth1_macvtap left promiscuous mode [ 42.701025][ T4438] x29: ffff800020c873e0 x28: 1fffff80006ecab0 x27: dfff800000000000 [ 42.702149][ T39] device veth0_macvtap left promiscuous mode [ 42.703244][ T4438] x26: 0000000000000000 x25: ffff0000c049c990 x24: 0000000000000001 [ 42.704212][ T39] device veth1_vlan left promiscuous mode [ 42.705256][ T4438] x23: 0000000000000000 x22: fffffc0003765588 x21: 1fffe00018093932 [ 42.706147][ T39] device veth0_vlan left promiscuous mode [ 42.707287][ T4438] x20: ffff0000f08a6250 x19: fffffc0003765580 x18: ffff800011a6bd40 [ 42.709364][ T4438] x17: ffff800018186000 x16: ffff8000082d35d8 x15: ffff800017c67000 [ 42.710622][ T4438] x14: ffff0000ddb30a98 x13: 1ffff00002a0a0b1 x12: 0000000000ff0100 [ 42.711861][ T4438] x11: ff008000086fe704 x10: 0000000000000000 x9 : ffff8000086fe704 [ 42.713076][ T4438] x8 : ffff0000ddb30000 x7 : ffff8000086fdea8 x6 : 0000000000000000 [ 42.714208][ T4438] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff800008a49628 [ 42.715374][ T4438] x2 : ffff0000ceafc060 x1 : 0000000000000000 x0 : 0000000000000000 [ 42.716499][ T4438] Call trace: [ 42.716974][ T4438] __folio_mark_dirty+0x8a0/0xce0 [ 42.717681][ T4438] mark_buffer_dirty+0x2b8/0x5cc [ 42.718458][ T4438] gfs2_unpin+0x120/0x914 [ 42.719087][ T4438] buf_lo_after_commit+0x140/0x188 [ 42.719899][ T4438] gfs2_log_flush+0xbc8/0x1aa0 [ 42.720611][ T4438] do_sync+0x88c/0xa94 [ 42.721223][ T4438] gfs2_quota_sync+0x2e0/0x528 [ 42.721960][ T4438] gfs2_sync_fs+0x4c/0xc4 [ 42.722608][ T4438] sync_filesystem+0xe8/0x218 [ 42.723278][ T4438] generic_shutdown_super+0x70/0x324 [ 42.724048][ T4438] kill_block_super+0x70/0xdc [ 42.724764][ T4438] gfs2_kill_sb+0xc0/0xd4 [ 42.725379][ T4438] deactivate_locked_super+0xac/0x124 [ 42.726169][ T4438] deactivate_super+0xe8/0x108 [ 42.726878][ T4438] cleanup_mnt+0x37c/0x404 [ 42.727536][ T4438] __cleanup_mnt+0x20/0x30 [ 42.728175][ T4438] task_work_run+0x1ec/0x270 [ 42.728924][ T4438] do_notify_resume+0x2038/0x2b28 [ 42.729659][ T4438] el0_svc+0x98/0x138 [ 42.730274][ T4438] el0t_64_sync_handler+0x84/0xf0 [ 42.731058][ T4438] el0t_64_sync+0x18c/0x190 [ 42.731754][ T4438] irq event stamp: 160224 [ 42.732426][ T4438] hardirqs last enabled at (160223): [] folio_memcg_lock+0xe8/0x1fc [ 42.733851][ T4438] hardirqs last disabled at (160224): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 42.735389][ T4438] softirqs last enabled at (159700): [] local_bh_enable+0x10/0x34 [ 42.736832][ T4438] softirqs last disabled at (159698): [] local_bh_disable+0x10/0x34 [ 42.738096][ T4438] ---[ end trace 0000000000000000 ]--- [ 42.751601][ T1580] ------------[ cut here ]------------ [ 42.752493][ T1580] WARNING: CPU: 1 PID: 1580 at include/linux/backing-dev.h:247 __folio_start_writeback+0x868/0xa68 [ 42.754134][ T1580] Modules linked in: [ 42.754758][ T1580] CPU: 1 PID: 1580 Comm: kworker/u4:4 Tainted: G W syzkaller #0 [ 42.756143][ T1580] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 42.757647][ T1580] Workqueue: writeback wb_workfn (flush-7:0) [ 42.758545][ T1580] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 42.759660][ T1580] pc : __folio_start_writeback+0x868/0xa68 [ 42.760558][ T1580] lr : __folio_start_writeback+0x868/0xa68 [ 42.761402][ T1580] sp : ffff800024fb6c80 [ 42.762022][ T1580] x29: ffff800024fb6d60 x28: dfff800000000000 x27: 0000000000000000 [ 42.763319][ T1580] x26: ffff7000049f6d98 x25: 0000000000000000 x24: ffff0000f08a6ce0 [ 42.764507][ T1580] x23: ffff800024fb6ce0 x22: ffff0000c049c7e8 x21: 0000000000000001 [ 42.765732][ T1580] x20: fffffc0003336288 x19: fffffc0003336280 x18: ffff800011a6bd40 [ 42.766900][ T1580] x17: ffff800018186000 x16: ffff8000082d35d8 x15: ffff800017c67000 [ 42.768074][ T1580] x14: ffff0000cfb4c218 x13: ffff0000cfb4c290 x12: 0000000000ff0100 [ 42.769325][ T1580] x11: ff00800008700c1c x10: 0000000000000000 x9 : ffff800008700c1c [ 42.770520][ T1580] x8 : ffff0000cfb4b780 x7 : 0000000000000000 x6 : 0000000000000000 [ 42.771702][ T1580] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff8000087006dc [ 42.772870][ T1580] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 42.774056][ T1580] Call trace: [ 42.774568][ T1580] __folio_start_writeback+0x868/0xa68 [ 42.775341][ T1580] set_page_writeback+0x5c/0x7c [ 42.776053][ T1580] gfs2_aspace_writepage+0x520/0x6e8 [ 42.776854][ T1580] __writepage+0x70/0x18c [ 42.777525][ T1580] write_cache_pages+0x73c/0xdd4 [ 42.778256][ T1580] do_writepages+0x320/0x4fc [ 42.778921][ T1580] filemap_fdatawrite_wbc+0x124/0x174 [ 42.779723][ T1580] filemap_fdatawrite+0xc4/0x114 [ 42.780541][ T1580] gfs2_write_inode+0x234/0x34c [ 42.781356][ T1580] __writeback_single_inode+0x5e0/0x157c [ 42.782235][ T1580] writeback_sb_inodes+0x824/0x1404 [ 42.783060][ T1580] wb_writeback+0x400/0xfb0 [ 42.783758][ T1580] wb_workfn+0x34c/0xd98 [ 42.784447][ T1580] process_one_work+0x7f4/0x13a8 [ 42.785199][ T1580] worker_thread+0x8c8/0xfbc [ 42.785912][ T1580] kthread+0x250/0x2d8 [ 42.786551][ T1580] ret_from_fork+0x10/0x20 [ 42.787237][ T1580] irq event stamp: 324358 [ 42.787899][ T1580] hardirqs last enabled at (324357): [] folio_memcg_lock+0xe8/0x1fc [ 42.789449][ T1580] hardirqs last disabled at (324358): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 42.790928][ T1580] softirqs last enabled at (324256): [] batadv_nc_purge_paths+0x2f4/0x37c [ 42.792609][ T1580] softirqs last disabled at (324254): [] batadv_nc_purge_paths+0xd0/0x37c [ 42.794288][ T1580] ---[ end trace 0000000000000000 ]--- [ 42.799586][ C1] ------------[ cut here ]------------ [ 42.800539][ C1] WARNING: CPU: 1 PID: 21 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d4/0x9e0 [ 42.802071][ C1] Modules linked in: [ 42.802647][ C1] CPU: 1 PID: 21 Comm: ksoftirqd/1 Tainted: G W syzkaller #0 [ 42.803962][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 42.805536][ C1] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 42.806664][ C1] pc : __folio_end_writeback+0x7d4/0x9e0 [ 42.807499][ C1] lr : __folio_end_writeback+0x7d4/0x9e0 [ 42.808385][ C1] sp : ffff80001c8c7960 [ 42.808991][ C1] x29: ffff80001c8c7980 x28: dfff800000000000 x27: ffff0000c049c7e8 [ 42.810213][ C1] x26: 0000000000000000 x25: 05ffd400000020d2 x24: 1fffff8000666c50 [ 42.811390][ C1] x23: 0000000000000001 x22: ffff0000f08a6ce0 x21: ffff0000f08a6ce8 [ 42.812632][ C1] x20: 0000000000000001 x19: fffffc0003336280 x18: ffff800011a6bd40 [ 42.813781][ C1] x17: ffff800018186000 x16: ffff8000082d35d8 x15: ffff800017c67000 [ 42.814916][ C1] x14: ffff0000c0a52658 x13: 1ffff00002a0a0b1 x12: 0000000000ff0100 [ 42.816068][ C1] x11: ff008000087001a8 x10: 0000000000000000 x9 : ffff8000087001a8 [ 42.817119][ C1] x8 : ffff0000c0a51bc0 x7 : 0000000000000000 x6 : 0000000000000000 [ 42.818254][ C1] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 42.819359][ C1] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 42.820509][ C1] Call trace: [ 42.820964][ C1] __folio_end_writeback+0x7d4/0x9e0 [ 42.821742][ C1] folio_end_writeback+0x12c/0x41c [ 42.822442][ C1] end_page_writeback+0x58/0x74 [ 42.823172][ C1] end_buffer_async_write+0x32c/0x508 [ 42.823946][ C1] end_bio_bh_io_sync+0xb0/0x1e0 [ 42.824709][ C1] bio_endio+0x770/0x7b4 [ 42.825333][ C1] blk_update_request+0x49c/0xbec [ 42.826081][ C1] blk_mq_end_request+0x54/0x88 [ 42.826789][ C1] lo_complete_rq+0x1ec/0x250 [ 42.827475][ C1] blk_done_softirq+0x11c/0x168 [ 42.828181][ C1] handle_softirqs+0x318/0xc6c [ 42.828870][ C1] run_ksoftirqd+0x7c/0x2b0 [ 42.829561][ C1] smpboot_thread_fn+0x4b0/0x964 [ 42.830369][ C1] kthread+0x250/0x2d8 [ 42.831016][ C1] ret_from_fork+0x10/0x20 [ 42.831669][ C1] irq event stamp: 373711 [ 42.832352][ C1] hardirqs last enabled at (373710): [] folio_memcg_lock+0xe8/0x1fc [ 42.833835][ C1] hardirqs last disabled at (373711): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 42.835376][ C1] softirqs last enabled at (373686): [] handle_softirqs+0xaf8/0xc6c [ 42.836842][ C1] softirqs last disabled at (373691): [] run_ksoftirqd+0x7c/0x2b0 [ 42.838236][ C1] ---[ end trace 0000000000000000 ]---