Warning: Permanently added '10.128.0.15' (ED25519) to the list of known hosts. 1970/01/01 00:00:32 parsed 1 programs syzkaller login: [ 33.454187][ T4326] cgroup: Unknown subsys name 'net' [ 33.693165][ T4326] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 33.963271][ T4326] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 39.590377][ T4376] chnl_net:caif_netlink_parms(): no params data found [ 39.607453][ T4376] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.608642][ T4376] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.610083][ T4376] device bridge_slave_0 entered promiscuous mode [ 39.612617][ T4376] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.613754][ T4376] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.615299][ T4376] device bridge_slave_1 entered promiscuous mode [ 39.622806][ T4376] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 39.624999][ T4376] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 39.633953][ T4376] team0: Port device team_slave_0 added [ 39.636560][ T4376] team0: Port device team_slave_1 added [ 39.644381][ T4376] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 39.645533][ T4376] 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. [ 39.649285][ T4376] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 39.652257][ T4376] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 39.653228][ T4376] 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. [ 39.656798][ T4376] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 39.691393][ T4376] device hsr_slave_0 entered promiscuous mode [ 39.720632][ T4376] device hsr_slave_1 entered promiscuous mode [ 39.792878][ T4376] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 39.831857][ T4376] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 39.862342][ T4376] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 39.910416][ T4376] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 39.996271][ T4376] 8021q: adding VLAN 0 to HW filter on device bond0 [ 39.999825][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 40.002455][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 40.005657][ T4376] 8021q: adding VLAN 0 to HW filter on device team0 [ 40.007878][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 40.009399][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.011172][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.012377][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.014078][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 40.016699][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 40.018092][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.019590][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.020782][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.033947][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 40.036840][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 40.039431][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 40.043411][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 40.044991][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 40.047907][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 40.049467][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 40.053027][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 40.054554][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 40.056731][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 40.058230][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.060812][ T4376] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 40.118651][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 40.119989][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 40.124385][ T4376] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 40.129311][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 40.131907][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 40.137528][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 40.138941][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 40.141892][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 40.143529][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 40.146072][ T4376] device veth0_vlan entered promiscuous mode [ 40.149495][ T4376] device veth1_vlan entered promiscuous mode [ 40.162646][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 40.164055][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 40.165549][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 40.167030][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 40.169218][ T4376] device veth0_macvtap entered promiscuous mode [ 40.172772][ T4376] device veth1_macvtap entered promiscuous mode [ 40.178203][ T4376] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 40.179466][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 40.181654][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 40.183039][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 40.184573][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 40.187348][ T4376] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 40.188575][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 40.190098][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 40.203931][ T4376] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.205317][ T4376] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.206705][ T4376] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.207997][ T4376] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.303527][ T4411] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 40.305052][ T4411] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 40.306320][ T4411] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 40.307636][ T4411] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 40.308976][ T4411] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 40.310267][ T4411] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 40.440052][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 40.443722][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 40.456709][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 40.465874][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 40.467106][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 40.468631][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:00:41 executed programs: 0 [ 41.126761][ T4411] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 41.128526][ T4411] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 41.129946][ T4411] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 41.132332][ T4411] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 41.133804][ T4411] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 41.135043][ T4411] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 41.312776][ T1856] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 41.355556][ T4432] chnl_net:caif_netlink_parms(): no params data found [ 41.371858][ T4432] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.373047][ T4432] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.374493][ T4432] device bridge_slave_0 entered promiscuous mode [ 41.377538][ T4432] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.378693][ T4432] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.380302][ T4432] device bridge_slave_1 entered promiscuous mode [ 41.388170][ T4432] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 41.391587][ T4432] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 41.399708][ T4432] team0: Port device team_slave_0 added [ 41.401473][ T4432] team0: Port device team_slave_1 added [ 41.407126][ T4432] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 41.408160][ 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. [ 41.413074][ T4432] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 41.415247][ T4432] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 41.416322][ 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. [ 41.420321][ T4432] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 41.461972][ T4432] device hsr_slave_0 entered promiscuous mode [ 41.500695][ T4432] device hsr_slave_1 entered promiscuous mode [ 41.540509][ T4432] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 41.541760][ T4432] Cannot create hsr debugfs directory [ 43.210695][ T47] Bluetooth: hci0: command 0x0409 tx timeout [ 43.591865][ T1856] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 45.290820][ T47] Bluetooth: hci0: command 0x041b tx timeout [ 45.831978][ T1856] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 45.922325][ T1856] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 46.912441][ T4432] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 46.992445][ T4432] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 47.031884][ T4432] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 47.112561][ T4432] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 47.239759][ T4432] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.243617][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.245089][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.247576][ T4432] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.249756][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.251754][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.253133][ T39] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.254081][ T39] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.255437][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.333204][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.334751][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.336641][ T39] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.337740][ T39] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.340546][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.343183][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.345667][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 47.347228][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.348808][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.351454][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 47.353655][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.356321][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.357802][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.360188][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.363031][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.365345][ T4432] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 47.370499][ T47] Bluetooth: hci0: command 0x040f tx timeout [ 47.456237][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 47.457516][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 47.461195][ T4432] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.467339][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 47.468976][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.475395][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 47.476855][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.478518][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.479974][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.482337][ T4432] device veth0_vlan entered promiscuous mode [ 47.485362][ T4432] device veth1_vlan entered promiscuous mode [ 47.493262][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 47.494869][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 47.496411][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 47.497819][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 47.500010][ T4432] device veth0_macvtap entered promiscuous mode [ 47.503028][ T4432] device veth1_macvtap entered promiscuous mode [ 47.507077][ T4432] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 47.508629][ T4432] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.511406][ T4432] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 47.813540][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 47.815118][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 47.816635][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 47.818179][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 47.820738][ T4432] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 47.822286][ T4432] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.824300][ T4432] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 47.826805][ T4432] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.828119][ T4432] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.829551][ T4432] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.830959][ T4432] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.833117][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 47.834635][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 47.884722][ T39] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 47.885959][ T39] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 47.888071][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 47.894183][ T39] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 47.895466][ T39] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 47.897125][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 48.062802][ T4507] loop0: detected capacity change from 0 to 32768 [ 48.068273][ T4507] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 48.069480][ T4507] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 48.079490][ T4507] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 48.082631][ T4392] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 48.083693][ T4392] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 48.095255][ T4392] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 11ms [ 48.097886][ T4392] gfs2: fsid=syz:syz.0: jid=0: Done [ 48.098894][ T4507] gfs2: fsid=syz:syz.0: first mount done, others may mount SYZFAIL: failed to recv rpc [ 48.196271][ T4432] ------------[ cut here ]------------ [ 48.197353][ T4432] WARNING: CPU: 1 PID: 4432 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xce0 [ 48.199015][ T4432] Modules linked in: [ 48.199668][ T4432] CPU: 1 PID: 4432 Comm: syz-executor Not tainted syzkaller #0 [ 48.200906][ T4432] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 48.202425][ T4432] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 48.203604][ T4432] pc : __folio_mark_dirty+0x8a0/0xce0 [ 48.204465][ T4432] lr : __folio_mark_dirty+0x8a0/0xce0 [ 48.205238][ T4432] sp : ffff8000211776e0 [ 48.205883][ T4432] x29: ffff800021177700 x28: 1fffff8000667340 x27: dfff800000000000 [ 48.207067][ T4432] x26: 0000000000000000 x25: ffff0000c058be90 x24: 0000000000000001 [ 48.208234][ T4432] x23: 0000000000000000 x22: fffffc0003339a08 x21: 1fffe000180b17d2 [ 48.209402][ T4432] x20: ffff0000f0c16250 x19: fffffc0003339a00 x18: ffff800011abbcc0 [ 48.210567][ T4432] x17: ffff8000181f9000 x16: ffff8000082d10fc x15: ffff800017cda000 [ 48.211787][ T4432] x14: ffff0000cd4ba658 x13: ffff0000cd4ba6d0 x12: 0000000000ff0100 [ 48.212977][ T4432] x11: ff008000086fbd44 x10: 0000000000000000 x9 : ffff8000086fbd44 [ 48.214105][ T4432] x8 : ffff0000cd4b9bc0 x7 : 0000000000000000 x6 : 0000000000000000 [ 48.215275][ T4432] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a46b60 [ 48.216534][ T4432] x2 : ffff0000cedb2060 x1 : 0000000000000000 x0 : 0000000000000000 [ 48.217657][ T4432] Call trace: [ 48.218148][ T4432] __folio_mark_dirty+0x8a0/0xce0 [ 48.218868][ T4432] mark_buffer_dirty+0x2b8/0x5cc [ 48.219589][ T4432] gfs2_unpin+0x120/0x914 [ 48.220180][ T4432] buf_lo_after_commit+0x140/0x188 [ 48.220936][ T4432] gfs2_log_flush+0xbc8/0x1aa0 [ 48.221646][ T4432] gfs2_kill_sb+0x5c/0xd4 [ 48.222274][ T4432] deactivate_locked_super+0xac/0x124 [ 48.223088][ T4432] deactivate_super+0xe8/0x108 [ 48.223823][ T4432] cleanup_mnt+0x37c/0x404 [ 48.224525][ T4432] __cleanup_mnt+0x20/0x30 [ 48.225167][ T4432] task_work_run+0x1ec/0x270 [ 48.225834][ T4432] do_notify_resume+0x2038/0x2b28 [ 48.226534][ T4432] el0_svc+0x98/0x138 [ 48.227094][ T4432] el0t_64_sync_handler+0x84/0xf0 [ 48.227796][ T4432] el0t_64_sync+0x18c/0x190 [ 48.228378][ T4432] irq event stamp: 155004 [ 48.229003][ T4432] hardirqs last enabled at (155003): [] folio_memcg_lock+0xe8/0x1fc [ 48.230394][ T4432] hardirqs last disabled at (155004): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 48.231864][ T4432] softirqs last enabled at (154820): [] local_bh_enable+0x10/0x34 [ 48.233167][ T4432] softirqs last disabled at (154818): [] local_bh_disable+0x10/0x34 [ 48.234554][ T4432] ---[ end trace 0000000000000000 ]--- [ 48.237293][ T4432] ------------[ cut here ]------------ [ 48.238171][ T4432] WARNING: CPU: 0 PID: 4432 at include/linux/backing-dev.h:247 __folio_start_writeback+0x868/0xa68 [ 48.239840][ T4432] Modules linked in: [ 48.240432][ T4432] CPU: 0 PID: 4432 Comm: syz-executor Tainted: G W syzkaller #0 [ 48.241929][ T4432] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 48.243507][ T4432] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 48.244816][ T4432] pc : __folio_start_writeback+0x868/0xa68 [ 48.245814][ T4432] lr : __folio_start_writeback+0x868/0xa68 [ 48.246820][ T4432] sp : ffff800021177180 [ 48.247500][ T4432] x29: ffff800021177260 x28: dfff800000000000 x27: 0000000000000000 [ 48.248884][ T4432] x26: ffff70000422ee38 x25: 0000000000000000 x24: ffff0000f0c16250 [ 48.250324][ T4432] x23: ffff8000211771e0 x22: ffff0000c058bce8 x21: 0000000000000001 [ 48.251704][ T4432] x20: fffffc0003339a08 x19: fffffc0003339a00 x18: ffff800011abbcc0 [ 48.253026][ T4432] x17: ffff8000181f9000 x16: ffff8000082d10fc x15: 0000000000000000 [ 48.254269][ T4432] x14: 0000000000000406 x13: 1ffff00002a180b1 x12: 0000000000ff0100 [ 48.255501][ T4432] x11: ff008000086fe25c x10: 0000000000000000 x9 : ffff8000086fe25c [ 48.256764][ T4432] x8 : ffff0000cd4b9bc0 x7 : ffff8000086fdcdc x6 : 0000000000000000 [ 48.258007][ T4432] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff8000086fdd1c [ 48.259193][ T4432] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 48.260345][ T4432] Call trace: [ 48.260809][ T4432] __folio_start_writeback+0x868/0xa68 [ 48.261587][ T4432] set_page_writeback+0x5c/0x7c [ 48.262304][ T4432] gfs2_aspace_writepage+0x520/0x6e8 [ 48.263037][ T4432] __gfs2_writepage+0x70/0x18c [ 48.263690][ T4432] write_cache_pages+0x73c/0xdd4 [ 48.264411][ T4432] gfs2_ail1_flush+0x7c0/0xa00 [ 48.265173][ T4432] empty_ail1_list+0x110/0x1ec [ 48.265851][ T4432] gfs2_log_flush+0x1258/0x1aa0 [ 48.266569][ T4432] gfs2_kill_sb+0x5c/0xd4 [ 48.267183][ T4432] deactivate_locked_super+0xac/0x124 [ 48.267965][ T4432] deactivate_super+0xe8/0x108 [ 48.268645][ T4432] cleanup_mnt+0x37c/0x404 [ 48.269316][ T4432] __cleanup_mnt+0x20/0x30 [ 48.269975][ T4432] task_work_run+0x1ec/0x270 [ 48.270611][ T4432] do_notify_resume+0x2038/0x2b28 [ 48.271313][ T4432] el0_svc+0x98/0x138 [ 48.271893][ T4432] el0t_64_sync_handler+0x84/0xf0 [ 48.272607][ T4432] el0t_64_sync+0x18c/0x190 [ 48.273247][ T4432] irq event stamp: 155084 [ 48.273854][ T4432] hardirqs last enabled at (155083): [] folio_memcg_lock+0xe8/0x1fc [ 48.275183][ T4432] hardirqs last disabled at (155084): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 48.276653][ T4432] softirqs last enabled at (155062): [] handle_softirqs+0xaf8/0xc6c [ 48.278069][ T4432] softirqs last disabled at (155007): [] __do_softirq+0x14/0x20 [ 48.279425][ T4432] ---[ end trace 0000000000000000 ]--- [ 48.284436][ C0] ------------[ cut here ]------------ [ 48.285358][ C0] WARNING: CPU: 0 PID: 15 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d4/0x9e0 [ 48.286796][ C0] Modules linked in: [ 48.287373][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W syzkaller #0 [ 48.288613][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 48.289988][ C0] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 48.291343][ C0] pc : __folio_end_writeback+0x7d4/0x9e0 [ 48.292292][ C0] lr : __folio_end_writeback+0x7d4/0x9e0 [ 48.293182][ C0] sp : ffff80001c8c7960 [ 48.293869][ C0] x29: ffff80001c8c7980 x28: dfff800000000000 x27: ffff0000c058bce8 [ 48.295076][ C0] x26: 0000000000000000 x25: 05ffd60000002052 x24: 1fffff80006a0a38 [ 48.296261][ C0] x23: 0000000000000001 x22: ffff0000f0c142a0 x21: ffff0000f0c142a8 [ 48.297439][ C0] x20: 0000000000000001 x19: fffffc00035051c0 x18: ffff800011abbcc0 [ 48.298848][ C0] x17: 1fffe00033ed797e x16: ffff8000082d10fc x15: 0000000000000000 [ 48.300178][ C0] x14: 0000000000000002 x13: 1ffff00002a180b1 x12: 0000000000ff0100 [ 48.301466][ C0] x11: ff008000086fd7e8 x10: 0000000000000000 x9 : ffff8000086fd7e8 [ 48.302677][ C0] x8 : ffff0000c09b3780 x7 : 0000000000000000 x6 : 0000000000000000 [ 48.303947][ C0] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 48.305187][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 48.306387][ C0] Call trace: [ 48.306894][ C0] __folio_end_writeback+0x7d4/0x9e0 [ 48.307720][ C0] folio_end_writeback+0x12c/0x41c [ 48.308518][ C0] end_page_writeback+0x58/0x74 [ 48.309254][ C0] end_buffer_async_write+0x32c/0x508 [ 48.310041][ C0] end_bio_bh_io_sync+0xb0/0x1e0 [ 48.310782][ C0] bio_endio+0x770/0x7b4 [ 48.311391][ C0] blk_update_request+0x49c/0xbec [ 48.312132][ C0] blk_mq_end_request+0x54/0x88 [ 48.312873][ C0] lo_complete_rq+0x1ec/0x250 [ 48.313565][ C0] blk_done_softirq+0x11c/0x168 [ 48.314235][ C0] handle_softirqs+0x318/0xc6c [ 48.314937][ C0] run_ksoftirqd+0x7c/0x2a0 [ 48.315633][ C0] smpboot_thread_fn+0x4b0/0x964 [ 48.316342][ C0] kthread+0x250/0x2d8 [ 48.316918][ C0] ret_from_fork+0x10/0x20 [ 48.317539][ C0] irq event stamp: 452775 [ 48.318136][ C0] hardirqs last enabled at (452774): [] folio_memcg_lock+0xe8/0x1fc [ 48.319589][ C0] hardirqs last disabled at (452775): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 48.320976][ C0] softirqs last enabled at (452764): [] handle_softirqs+0xaf8/0xc6c [ 48.322670][ C0] softirqs last disabled at (452769): [] run_ksoftirqd+0x7c/0x2a0 [ 48.323966][ C0] ---[ end trace 0000000000000000 ]--- [ 48.396455][ T1856] device hsr_slave_0 left promiscuous mode