Warning: Permanently added '10.128.0.181' (ED25519) to the list of known hosts. 1970/01/01 00:00:32 parsed 1 programs 1970/01/01 00:00:32 serving rpc on tcp://42173 [ 33.795377][ T4337] cgroup: Unknown subsys name 'net' [ 34.010235][ T4337] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 34.272900][ T4337] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 40.863525][ T591] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 40.864903][ T591] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 40.866439][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 40.875324][ T591] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 40.876584][ T591] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 40.878114][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 41.043900][ T4369] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 41.045404][ T4369] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 41.046694][ T4369] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 41.048557][ T4369] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 41.049920][ T4369] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 41.051104][ T4369] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 42.697802][ T4415] chnl_net:caif_netlink_parms(): no params data found [ 42.713632][ T4415] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.714928][ T4415] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.716486][ T4415] device bridge_slave_0 entered promiscuous mode [ 42.721602][ T4415] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.722814][ T4415] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.724253][ T4415] device bridge_slave_1 entered promiscuous mode [ 42.733534][ T4415] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 42.736005][ T4415] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 42.742136][ T4415] team0: Port device team_slave_0 added [ 42.744063][ T4415] team0: Port device team_slave_1 added [ 42.749988][ T4415] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 42.751116][ T4415] 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. [ 42.754987][ T4415] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 42.757361][ T4415] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 42.758659][ T4415] 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. [ 42.762732][ T4415] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 42.798910][ T4415] device hsr_slave_0 entered promiscuous mode [ 42.837816][ T4415] device hsr_slave_1 entered promiscuous mode [ 42.911237][ T4415] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 42.962934][ T4415] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 43.022237][ T4415] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 43.083936][ T4415] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 43.160741][ T4415] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.164445][ T591] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.166220][ T591] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.169639][ T4415] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.172005][ T591] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.173638][ T591] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.175386][ T591] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.176469][ T591] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.179388][ T591] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.197288][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.199421][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.200795][ T55] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.201873][ T55] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.204304][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.207156][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.212344][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.214161][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.215687][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.231540][ T1845] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.233343][ T1845] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.235885][ T1845] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.237399][ T1845] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.240869][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.242324][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.244788][ T4415] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.303998][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 43.305328][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 43.308472][ T4415] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.322205][ T1845] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 43.323902][ T1845] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.329350][ T1845] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 43.330785][ T1845] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.332320][ T1845] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 43.333664][ T1845] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 43.335761][ T4415] device veth0_vlan entered promiscuous mode [ 43.339162][ T4415] device veth1_vlan entered promiscuous mode [ 43.345118][ T1845] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 43.346618][ T1845] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 43.348531][ T1845] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 43.350041][ T1845] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.352782][ T4415] device veth0_macvtap entered promiscuous mode [ 43.355361][ T4415] device veth1_macvtap entered promiscuous mode [ 43.360848][ T4415] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 43.362039][ T1845] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 43.363571][ T1845] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 43.365040][ T1845] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 43.366672][ T1845] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 43.383982][ T4415] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 43.385217][ T591] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 43.386767][ T591] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 43.389293][ T4415] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.390732][ T4415] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.392056][ T4415] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.393419][ T4415] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:00:43 executed programs: 0 [ 43.721645][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 43.723190][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 43.724732][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 43.726441][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 43.728501][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 43.729798][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 44.100720][ T4456] chnl_net:caif_netlink_parms(): no params data found [ 44.115199][ T4456] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.116403][ T4456] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.123273][ T4456] device bridge_slave_0 entered promiscuous mode [ 44.125316][ T4456] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.126436][ T4456] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.128764][ T4456] device bridge_slave_1 entered promiscuous mode [ 44.134439][ T4456] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 44.136708][ T4456] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 44.144062][ T4456] team0: Port device team_slave_0 added [ 44.146018][ T4456] team0: Port device team_slave_1 added [ 44.151067][ T4456] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 44.152218][ T4456] 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. [ 44.156329][ T4456] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 44.161197][ T4456] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 44.162387][ T4456] 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. [ 44.166468][ T4456] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 44.209165][ T4456] device hsr_slave_0 entered promiscuous mode [ 44.248602][ T4456] device hsr_slave_1 entered promiscuous mode [ 44.287702][ T4456] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 44.289064][ T4456] Cannot create hsr debugfs directory [ 44.598780][ T11] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 45.758005][ T47] Bluetooth: hci0: command 0x0409 tx timeout [ 46.488657][ T11] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 47.837818][ T47] Bluetooth: hci0: command 0x041b tx timeout [ 48.858337][ T11] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 48.939242][ T11] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 49.927637][ T47] Bluetooth: hci0: command 0x040f tx timeout [ 49.967135][ T4456] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 50.069202][ T4456] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 50.159151][ T4456] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 50.269119][ T4456] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 50.379428][ T4456] 8021q: adding VLAN 0 to HW filter on device bond0 [ 50.382749][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 50.384138][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.387763][ T4456] 8021q: adding VLAN 0 to HW filter on device team0 [ 50.390120][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.391674][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.393145][ T55] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.394329][ T55] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.395690][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.400247][ T11] device hsr_slave_0 left promiscuous mode [ 50.457727][ T11] device hsr_slave_1 left promiscuous mode [ 50.547685][ T11] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 50.548777][ T11] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 50.550404][ T11] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 50.551575][ T11] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 50.552819][ T11] device bridge_slave_1 left promiscuous mode [ 50.553917][ T11] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.599072][ T11] device bridge_slave_0 left promiscuous mode [ 50.600184][ T11] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.727829][ T11] device veth1_macvtap left promiscuous mode [ 50.728912][ T11] device veth0_macvtap left promiscuous mode [ 50.729870][ T11] device veth1_vlan left promiscuous mode [ 50.730783][ T11] device veth0_vlan left promiscuous mode [ 51.997603][ T47] Bluetooth: hci0: command 0x0419 tx timeout [ 52.878683][ T11] team0 (unregistering): Port device team_slave_1 removed [ 53.048131][ T11] team0 (unregistering): Port device team_slave_0 removed [ 53.238445][ T11] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 53.438853][ T11] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 55.018570][ T11] bond0 (unregistering): Released all slaves [ 55.306875][ T4456] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 55.308994][ T4456] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 55.311319][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 55.312789][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 55.314082][ T55] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.315243][ T55] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.316488][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 55.319308][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 55.320894][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 55.322539][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 55.324308][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 55.325857][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 55.327266][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 55.332211][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 55.333865][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 55.335342][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 55.337056][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 55.339027][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 55.389141][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 55.390403][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 55.393229][ T4456] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 55.401014][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 55.402551][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 55.407569][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 55.409191][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 55.410734][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 55.412154][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 55.414215][ T4456] device veth0_vlan entered promiscuous mode [ 55.417080][ T4456] device veth1_vlan entered promiscuous mode [ 55.426517][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 55.429092][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 55.430491][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 55.431917][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 55.434065][ T4456] device veth0_macvtap entered promiscuous mode [ 55.436224][ T4456] device veth1_macvtap entered promiscuous mode [ 55.440899][ T4456] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 55.442006][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 55.443431][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 55.444853][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 55.446349][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 55.449804][ T4456] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 55.451031][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 55.452548][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 55.454815][ T4456] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 55.456271][ T4456] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 55.458222][ T4456] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 55.459614][ T4456] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 55.480886][ T55] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 55.482031][ T55] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 55.483198][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 55.491938][ T1845] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 55.493167][ T1845] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 55.494427][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 55.670223][ T4541] loop0: detected capacity change from 0 to 32768 [ 55.686255][ T4541] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 55.687712][ T4541] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 55.703197][ T4541] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 55.705369][ T4442] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 55.706445][ T4442] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 55.716636][ T4442] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 10ms [ 55.719309][ T4442] gfs2: fsid=syz:syz.0: jid=0: Done [ 55.720403][ T4541] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 55.812493][ T4456] ------------[ cut here ]------------ [ 55.813483][ T4456] WARNING: CPU: 0 PID: 4456 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8b8/0xce0 [ 55.815003][ T4456] Modules linked in: [ 55.815624][ T4456] CPU: 0 PID: 4456 Comm: syz-executor Not tainted syzkaller #0 [ 55.816746][ T4456] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 55.818287][ T4456] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 55.819472][ T4456] pc : __folio_mark_dirty+0x8b8/0xce0 [ 55.820279][ T4456] lr : __folio_mark_dirty+0x8b8/0xce0 [ 55.821013][ T4456] sp : ffff800020bc7700 [ 55.821664][ T4456] x29: ffff800020bc7710 x28: 1fffff80006a7ac0 x27: 0000000000000000 [ 55.822911][ T4456] x26: dfff800000000000 x25: 0000000000000000 x24: ffff0000c5513e98 [ 55.824188][ T4456] x23: 0000000000000001 x22: 0000000000000000 x21: 1fffe00018aa27d3 [ 55.825592][ T4456] x20: ffff0000cc04a250 x19: fffffc000353d600 x18: 1fffe00033e7277e [ 55.826789][ T4456] x17: ffff80001537d000 x16: ffff8000082dba2c x15: 000000000004ffff [ 55.828070][ T4456] x14: 0000000000000001 x13: 1fffe00018aa27d3 x12: 0000000000000000 [ 55.829413][ T4456] x11: ff008000087148ac x10: 0000000000000000 x9 : ffff8000087148ac [ 55.830602][ T4456] x8 : ffff0000cc501c00 x7 : 0000000000000000 x6 : 0000000000000000 [ 55.831914][ T4456] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a66314 [ 55.833195][ T4456] x2 : ffff0000ceea4060 x1 : 0000000000000000 x0 : 0000000000000000 [ 55.834549][ T4456] Call trace: [ 55.835145][ T4456] __folio_mark_dirty+0x8b8/0xce0 [ 55.836001][ T4456] mark_buffer_dirty+0x2b8/0x5c0 [ 55.836818][ T4456] gfs2_unpin+0x128/0x918 [ 55.837517][ T4456] buf_lo_after_commit+0x144/0x18c [ 55.838376][ T4456] __gfs2_log_flush+0x12e8/0x1bd4 [ 55.839157][ T4456] gfs2_log_flush+0x3c/0x58 [ 55.839846][ T4456] gfs2_kill_sb+0x5c/0xd8 [ 55.840537][ T4456] deactivate_locked_super+0xb4/0x128 [ 55.841380][ T4456] deactivate_super+0xe4/0x104 [ 55.842129][ T4456] cleanup_mnt+0x3a8/0x430 [ 55.842923][ T4456] __cleanup_mnt+0x20/0x30 [ 55.843656][ T4456] task_work_run+0x1f4/0x280 [ 55.844342][ T4456] do_notify_resume+0x20f8/0x2c84 [ 55.845138][ T4456] el0_svc+0x98/0x128 [ 55.845805][ T4456] el0t_64_sync_handler+0x84/0xf0 [ 55.846598][ T4456] el0t_64_sync+0x18c/0x190 [ 55.847325][ T4456] irq event stamp: 161758 [ 55.848015][ T4456] hardirqs last enabled at (161757): [] folio_memcg_lock+0xe8/0x1f8 [ 55.849581][ T4456] hardirqs last disabled at (161758): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 55.851168][ T4456] softirqs last enabled at (161642): [] local_bh_enable+0x10/0x34 [ 55.852594][ T4456] softirqs last disabled at (161640): [] local_bh_disable+0x10/0x34 [ 55.854053][ T4456] ---[ end trace 0000000000000000 ]--- [ 55.857421][ T4456] ------------[ cut here ]------------ [ 55.858360][ T4456] WARNING: CPU: 0 PID: 4456 at include/linux/backing-dev.h:247 __folio_start_writeback+0x8a8/0xa98 [ 55.860163][ T4456] Modules linked in: [ 55.860754][ T4456] CPU: 0 PID: 4456 Comm: syz-executor Tainted: G W syzkaller #0 [ 55.862196][ T4456] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 55.863767][ T4456] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 55.864977][ T4456] pc : __folio_start_writeback+0x8a8/0xa98 [ 55.865877][ T4456] lr : __folio_start_writeback+0x8a8/0xa98 [ 55.866772][ T4456] sp : ffff800020bc7180 [ 55.867447][ T4456] x29: ffff800020bc7260 x28: ffff700004178e38 x27: 0000000000000000 [ 55.868727][ T4456] x26: ffff0000c5513cf0 x25: 1fffff80006a7ac1 x24: dfff800000000000 [ 55.869983][ T4456] x23: ffff0000cc04a250 x22: ffff800020bc71e0 x21: ffff0000c5513e98 [ 55.871246][ T4456] x20: 0000000000000001 x19: fffffc000353d600 x18: 1fffe00033e7277e [ 55.872543][ T4456] x17: ffff80001537d000 x16: ffff8000082dba2c x15: 0000000000000000 [ 55.873853][ T4456] x14: 0000000000000001 x13: 1fffff80006a7ac0 x12: 0000000000000000 [ 55.875212][ T4456] x11: ff00800008716dd0 x10: 0000000000000000 x9 : ffff800008716dd0 [ 55.876508][ T4456] x8 : ffff0000cc501c00 x7 : ffff800008716820 x6 : 0000000000000000 [ 55.877826][ T4456] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000871685c [ 55.879160][ T4456] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 55.880400][ T4456] Call trace: [ 55.880906][ T4456] __folio_start_writeback+0x8a8/0xa98 [ 55.881727][ T4456] set_page_writeback+0x5c/0x7c [ 55.882518][ T4456] gfs2_aspace_writepage+0x524/0x6f4 [ 55.883312][ T4456] __gfs2_writepage+0x70/0x184 [ 55.884032][ T4456] write_cache_pages+0x760/0xe00 [ 55.884868][ T4456] gfs2_ail1_flush+0x7a8/0x9f0 [ 55.885619][ T4456] empty_ail1_list+0x130/0x214 [ 55.886373][ T4456] __gfs2_log_flush+0x15c8/0x1bd4 [ 55.887155][ T4456] gfs2_log_flush+0x3c/0x58 [ 55.887861][ T4456] gfs2_kill_sb+0x5c/0xd8 [ 55.888563][ T4456] deactivate_locked_super+0xb4/0x128 [ 55.889440][ T4456] deactivate_super+0xe4/0x104 [ 55.890281][ T4456] cleanup_mnt+0x3a8/0x430 [ 55.891025][ T4456] __cleanup_mnt+0x20/0x30 [ 55.891770][ T4456] task_work_run+0x1f4/0x280 [ 55.892533][ T4456] do_notify_resume+0x20f8/0x2c84 [ 55.893379][ T4456] el0_svc+0x98/0x128 [ 55.893971][ T4456] el0t_64_sync_handler+0x84/0xf0 [ 55.894811][ T4456] el0t_64_sync+0x18c/0x190 [ 55.895568][ T4456] irq event stamp: 161954 [ 55.896302][ T4456] hardirqs last enabled at (161953): [] folio_memcg_lock+0xe8/0x1f8 [ 55.897812][ T4456] hardirqs last disabled at (161954): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 55.899494][ T4456] softirqs last enabled at (161932): [] handle_softirqs+0xb1c/0xc90 [ 55.901104][ T4456] softirqs last disabled at (161761): [] __do_softirq+0x14/0x20 [ 55.902567][ T4456] ---[ end trace 0000000000000000 ]--- [ 55.906104][ C1] ------------[ cut here ]------------ [ 55.907103][ C1] WARNING: CPU: 1 PID: 21 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d0/0x9cc [ 55.908764][ C1] Modules linked in: [ 55.909381][ C1] CPU: 1 PID: 21 Comm: ksoftirqd/1 Tainted: G W syzkaller #0 [ 55.910728][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 55.912203][ C1] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 55.913516][ C1] pc : __folio_end_writeback+0x7d0/0x9cc [ 55.914421][ C1] lr : __folio_end_writeback+0x7d0/0x9cc [ 55.915320][ C1] sp : ffff80001cc07980 [ 55.916010][ C1] x29: ffff80001cc079a0 x28: 1fffff80006fd6e1 x27: 1fffff80006fd6e0 [ 55.917375][ C1] x26: dfff800000000000 x25: 0000000000000000 x24: ffff0000c5513cf0 [ 55.918689][ C1] x23: ffff0000c5513e98 x22: ffff0000cc0482a0 x21: ffff0000cc0482a8 [ 55.920064][ C1] x20: 0000000000000001 x19: fffffc00037eb700 x18: 1fffe00033e7697e [ 55.921543][ C1] x17: ffff80001537d000 x16: ffff8000082dba2c x15: 0000000000000000 [ 55.922789][ C1] x14: 0000000000000003 x13: 1ffff00003980f22 x12: 0000000000000000 [ 55.924088][ C1] x11: ff0080000871632c x10: 0000000000000000 x9 : ffff80000871632c [ 55.925365][ C1] x8 : ffff0000c0a59c00 x7 : 0000000000000000 x6 : 0000000000000000 [ 55.926591][ C1] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 55.927818][ C1] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 55.929212][ C1] Call trace: [ 55.929777][ C1] __folio_end_writeback+0x7d0/0x9cc [ 55.930631][ C1] folio_end_writeback+0x12c/0x410 [ 55.931466][ C1] end_page_writeback+0x58/0x74 [ 55.932263][ C1] end_buffer_async_write+0x330/0x4fc [ 55.933207][ C1] end_bio_bh_io_sync+0xb4/0x1e4 [ 55.934018][ C1] bio_endio+0x750/0x794 [ 55.934662][ C1] blk_update_request+0x4ac/0xc58 [ 55.935495][ C1] blk_mq_end_request+0x54/0x8c [ 55.936233][ C1] lo_complete_rq+0x1e8/0x238 [ 55.937003][ C1] blk_done_softirq+0x11c/0x168 [ 55.937781][ C1] handle_softirqs+0x318/0xc90 [ 55.938529][ C1] run_ksoftirqd+0x7c/0x2ac [ 55.939270][ C1] smpboot_thread_fn+0x4e8/0x960 [ 55.940071][ C1] kthread+0x254/0x2e0 [ 55.940719][ C1] ret_from_fork+0x10/0x20 [ 55.941389][ C1] irq event stamp: 413151 [ 55.942087][ C1] hardirqs last enabled at (413150): [] folio_memcg_lock+0xe8/0x1f8 [ 55.943616][ C1] hardirqs last disabled at (413151): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 55.945185][ C1] softirqs last enabled at (413140): [] handle_softirqs+0xb1c/0xc90 [ 55.946762][ C1] softirqs last disabled at (413145): [] run_ksoftirqd+0x7c/0x2ac [ 55.948264][ C1] ---[ end trace 0000000000000000 ]---