Warning: Permanently added '10.128.1.236' (ED25519) to the list of known hosts. 1970/01/01 00:00:39 parsed 1 programs [ 40.275216][ T4331] cgroup: Unknown subsys name 'net' [ 40.537962][ T4331] cgroup: Unknown subsys name 'rlimit' [ 40.803405][ T4331] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 46.443831][ T4371] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 46.445539][ T4371] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 46.446862][ T4371] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 46.448349][ T4371] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 46.449656][ T4371] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 46.450818][ T4371] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 46.625437][ T4380] chnl_net:caif_netlink_parms(): no params data found [ 46.642609][ T4380] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.643829][ T4380] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.646513][ T4380] device bridge_slave_0 entered promiscuous mode [ 46.648596][ T4380] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.649574][ T4380] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.651073][ T4380] device bridge_slave_1 entered promiscuous mode [ 46.662153][ T4380] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 46.664605][ T4380] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 46.671765][ T4380] team0: Port device team_slave_0 added [ 46.673408][ T4380] team0: Port device team_slave_1 added [ 46.680957][ T4380] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 46.682102][ T4380] 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. [ 46.686184][ T4380] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 46.688750][ T4380] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 46.689800][ T4380] 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. [ 46.693452][ T4380] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 46.726577][ T4380] device hsr_slave_0 entered promiscuous mode [ 46.775630][ T4380] device hsr_slave_1 entered promiscuous mode [ 46.901497][ T4380] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 46.947107][ T4380] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 46.986604][ T4380] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 47.046971][ T4380] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 47.094128][ T4380] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.095382][ T4380] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.096713][ T4380] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.097795][ T4380] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.114501][ T4380] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.118927][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.121352][ T11] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.122910][ T11] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.128831][ T4380] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.131958][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.133263][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.134308][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.138635][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.139925][ T39] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.141099][ T39] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.147316][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.148872][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.152074][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.155111][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.158714][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.161038][ T4380] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 47.209558][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 47.210846][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 47.214008][ T4380] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.220490][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.226668][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.228303][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.229757][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.231880][ T4380] device veth0_vlan entered promiscuous mode [ 47.234914][ T4380] device veth1_vlan entered promiscuous mode [ 47.242464][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 47.243955][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 47.246171][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 47.248631][ T4380] device veth0_macvtap entered promiscuous mode [ 47.251298][ T4380] device veth1_macvtap entered promiscuous mode [ 47.256989][ T4380] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 47.258292][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 47.260156][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 47.262983][ T4380] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 47.264263][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 47.267836][ T4380] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.269277][ T4380] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.270565][ T4380] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.271840][ T4380] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.542583][ T39] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 47.543987][ T39] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 47.545955][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 47.554533][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 47.555965][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 47.566194][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:00:47 executed programs: 0 [ 47.845762][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 47.847351][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 47.848702][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 47.850223][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 47.851578][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 47.852847][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 48.131194][ T4437] chnl_net:caif_netlink_parms(): no params data found [ 48.147246][ T4437] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.148412][ T4437] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.149867][ T4437] device bridge_slave_0 entered promiscuous mode [ 48.151666][ T4437] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.152794][ T4437] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.154350][ T4437] device bridge_slave_1 entered promiscuous mode [ 48.164050][ T4437] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 48.166612][ T4437] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 48.173964][ T4437] team0: Port device team_slave_0 added [ 48.175698][ T4437] team0: Port device team_slave_1 added [ 48.182832][ T4437] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 48.183938][ T4437] 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. [ 48.188129][ T4437] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 48.190341][ T4437] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 48.191351][ T4437] 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. [ 48.195061][ T4437] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 48.266765][ T4437] device hsr_slave_0 entered promiscuous mode [ 48.325986][ T4437] device hsr_slave_1 entered promiscuous mode [ 48.365393][ T4437] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 48.366690][ T4437] Cannot create hsr debugfs directory [ 48.728876][ T247] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 49.915525][ T47] Bluetooth: hci0: command 0x0409 tx timeout [ 51.056569][ T247] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 52.005530][ T4371] Bluetooth: hci0: command 0x041b tx timeout [ 52.576692][ T247] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 52.677639][ T247] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 53.557733][ T4437] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 53.637654][ T4437] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 53.727278][ T4437] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 53.756327][ T4437] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 53.866616][ T4437] 8021q: adding VLAN 0 to HW filter on device bond0 [ 53.870987][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 53.872659][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 53.875078][ T4437] 8021q: adding VLAN 0 to HW filter on device team0 [ 53.908551][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.910083][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.911526][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.912697][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.914224][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.917962][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 53.919579][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.920912][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.922101][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.924646][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 53.929682][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 53.932301][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 53.934144][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 53.936058][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 53.938498][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 53.940951][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 53.944420][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 53.947590][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 53.998682][ T1596] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 54.000276][ T1596] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.002793][ T4437] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 54.075348][ T4371] Bluetooth: hci0: command 0x040f tx timeout [ 54.090743][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 54.092079][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 54.095244][ T4437] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 54.100653][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 54.102208][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 54.107810][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 54.109375][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 54.110783][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 54.112164][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 54.115146][ T4437] device veth0_vlan entered promiscuous mode [ 54.118259][ T4437] device veth1_vlan entered promiscuous mode [ 54.124061][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 54.126119][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 54.127578][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 54.129132][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 54.131597][ T4437] device veth0_macvtap entered promiscuous mode [ 54.133726][ T4437] device veth1_macvtap entered promiscuous mode [ 54.190444][ T4437] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 54.192136][ T4437] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 54.194194][ T4437] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 54.195754][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 54.197166][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 54.198708][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 54.200102][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 54.202638][ T4437] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 54.204297][ T4437] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 54.206491][ T4437] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 54.207728][ T1596] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 54.209468][ T1596] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 54.212115][ T4437] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.213524][ T4437] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.214814][ T4437] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.216245][ T4437] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.234947][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 54.236384][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 54.239474][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 54.242553][ T39] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 54.243743][ T39] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 54.245930][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 54.384815][ T4530] loop0: detected capacity change from 0 to 32768 [ 54.390684][ T4530] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 54.392032][ T4530] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 54.401601][ T4530] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 54.403710][ T7] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 54.404835][ T7] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 54.419218][ T7] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 14ms [ 54.421862][ T7] gfs2: fsid=syz:syz.0: jid=0: Done [ 54.422832][ T4530] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 54.535015][ T4437] ------------[ cut here ]------------ [ 54.536094][ T4437] WARNING: CPU: 1 PID: 4437 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xce0 [ 54.537670][ T4437] Modules linked in: [ 54.538232][ T4437] CPU: 1 PID: 4437 Comm: syz-executor Not tainted syzkaller #0 [ 54.539366][ T4437] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 54.540813][ T4437] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 54.542113][ T4437] pc : __folio_mark_dirty+0x8a0/0xce0 [ 54.543019][ T4437] lr : __folio_mark_dirty+0x8a0/0xce0 [ 54.543897][ T4437] sp : ffff800020c076e0 [ 54.544595][ T4437] x29: ffff800020c07700 x28: 1fffff80006a6f08 x27: dfff800000000000 [ 54.545887][ T4437] x26: 0000000000000000 x25: ffff0000c5113e90 x24: 0000000000000001 [ 54.547216][ T4437] x23: 0000000000000000 x22: fffffc0003537848 x21: 1fffe00018a227d2 [ 54.548459][ T4437] x20: ffff0000d92b2250 x19: fffffc0003537840 x18: ffff800011abbcc0 [ 54.549833][ T4437] x17: ffff8000181f8000 x16: ffff8000082d0e30 x15: ffff800017cd8fc0 [ 54.551156][ T4437] x14: ffff0000d6b7a658 x13: ffff0000d6b7a6d0 x12: 0000000000ff0100 [ 54.552534][ T4437] x11: ff008000086fb7c0 x10: 0000000000000000 x9 : ffff8000086fb7c0 [ 54.553862][ T4437] x8 : ffff0000d6b79bc0 x7 : 0000000000000000 x6 : 0000000000000000 [ 54.555251][ T4437] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a462a0 [ 54.556659][ T4437] x2 : ffff0000ce8a6060 x1 : 0000000000000000 x0 : 0000000000000000 [ 54.558045][ T4437] Call trace: [ 54.558591][ T4437] __folio_mark_dirty+0x8a0/0xce0 [ 54.559418][ T4437] mark_buffer_dirty+0x2b8/0x5cc [ 54.560272][ T4437] gfs2_unpin+0x120/0x914 [ 54.560978][ T4437] buf_lo_after_commit+0x140/0x188 [ 54.561863][ T4437] gfs2_log_flush+0xbc8/0x1aa0 [ 54.562690][ T4437] gfs2_kill_sb+0x5c/0xd4 [ 54.563419][ T4437] deactivate_locked_super+0xac/0x124 [ 54.564342][ T4437] deactivate_super+0xe8/0x108 [ 54.565147][ T4437] cleanup_mnt+0x37c/0x404 [ 54.565920][ T4437] __cleanup_mnt+0x20/0x30 [ 54.566689][ T4437] task_work_run+0x1ec/0x270 [ 54.567480][ T4437] do_notify_resume+0x1f70/0x2b0c [ 54.568281][ T4437] el0_svc+0x98/0x138 [ 54.568903][ T4437] el0t_64_sync_handler+0x84/0xf0 [ 54.569693][ T4437] el0t_64_sync+0x18c/0x190 [ 54.570362][ T4437] irq event stamp: 166008 [ 54.571017][ T4437] hardirqs last enabled at (166007): [] folio_memcg_lock+0xe8/0x1fc [ 54.572424][ T4437] hardirqs last disabled at (166008): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 54.574022][ T4437] softirqs last enabled at (165700): [] local_bh_enable+0x10/0x34 [ 54.575445][ T4437] softirqs last disabled at (165698): [] local_bh_disable+0x10/0x34 [ 54.576869][ T4437] ---[ end trace 0000000000000000 ]--- [ 54.584469][ T4437] ------------[ cut here ]------------ [ 54.585429][ T4437] WARNING: CPU: 1 PID: 4437 at include/linux/backing-dev.h:247 __folio_start_writeback+0x868/0xa68 [ 54.587152][ T4437] Modules linked in: [ 54.587798][ T4437] CPU: 1 PID: 4437 Comm: syz-executor Tainted: G W syzkaller #0 [ 54.589144][ T4437] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 54.590774][ T4437] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 54.592019][ T4437] pc : __folio_start_writeback+0x868/0xa68 [ 54.592949][ T4437] lr : __folio_start_writeback+0x868/0xa68 [ 54.593842][ T4437] sp : ffff800020c07180 [ 54.594575][ T4437] x29: ffff800020c07260 x28: dfff800000000000 x27: 0000000000000000 [ 54.595964][ T4437] x26: ffff700004180e38 x25: 0000000000000000 x24: ffff0000d92b2250 [ 54.597238][ T4437] x23: ffff800020c071e0 x22: ffff0000c5113ce8 x21: 0000000000000001 [ 54.598462][ T4437] x20: fffffc0003537848 x19: fffffc0003537840 x18: ffff800011abbcc0 [ 54.599731][ T4437] x17: ffff8000181f8000 x16: ffff8000082d0e30 x15: 0000000000000000 [ 54.600958][ T4437] x14: 0000000000000406 x13: 1ffff00002a180b1 x12: 0000000000ff0100 [ 54.602299][ T4437] x11: ff008000086fdcd8 x10: 0000000000000000 x9 : ffff8000086fdcd8 [ 54.603456][ T4437] x8 : ffff0000d6b79bc0 x7 : ffff8000086fd758 x6 : 0000000000000000 [ 54.604682][ T4437] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff8000086fd798 [ 54.605819][ T4437] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 54.607112][ T4437] Call trace: [ 54.607668][ T4437] __folio_start_writeback+0x868/0xa68 [ 54.608571][ T4437] set_page_writeback+0x5c/0x7c [ 54.609366][ T4437] gfs2_aspace_writepage+0x520/0x6e8 [ 54.610230][ T4437] __gfs2_writepage+0x70/0x18c [ 54.611000][ T4437] write_cache_pages+0x73c/0xdd4 [ 54.611780][ T4437] gfs2_ail1_flush+0x7c0/0xa00 [ 54.612575][ T4437] empty_ail1_list+0x110/0x1ec [ 54.613344][ T4437] gfs2_log_flush+0x1258/0x1aa0 [ 54.614142][ T4437] gfs2_kill_sb+0x5c/0xd4 [ 54.614835][ T4437] deactivate_locked_super+0xac/0x124 [ 54.615765][ T4437] deactivate_super+0xe8/0x108 [ 54.616598][ T4437] cleanup_mnt+0x37c/0x404 [ 54.617337][ T4437] __cleanup_mnt+0x20/0x30 [ 54.618063][ T4437] task_work_run+0x1ec/0x270 [ 54.618775][ T4437] do_notify_resume+0x1f70/0x2b0c [ 54.619637][ T4437] el0_svc+0x98/0x138 [ 54.620316][ T4437] el0t_64_sync_handler+0x84/0xf0 [ 54.621161][ T4437] el0t_64_sync+0x18c/0x190 [ 54.621898][ T4437] irq event stamp: 166180 [ 54.622612][ T4437] hardirqs last enabled at (166179): [] folio_memcg_lock+0xe8/0x1fc [ 54.624166][ T4437] hardirqs last disabled at (166180): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 54.625713][ T4437] softirqs last enabled at (166156): [] handle_softirqs+0xaf8/0xc6c [ 54.627252][ T4437] softirqs last disabled at (166011): [] __do_softirq+0x14/0x20 [ 54.628742][ T4437] ---[ end trace 0000000000000000 ]--- [ 54.633027][ C0] ------------[ cut here ]------------ [ 54.634019][ C0] WARNING: CPU: 0 PID: 15 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d4/0x9e0 [ 54.635513][ C0] Modules linked in: [ 54.636128][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W syzkaller #0 [ 54.637310][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 54.638721][ C0] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 54.639793][ C0] pc : __folio_end_writeback+0x7d4/0x9e0 [ 54.640684][ C0] lr : __folio_end_writeback+0x7d4/0x9e0 [ 54.641539][ C0] sp : ffff80001c8c7960 [ 54.642200][ C0] x29: ffff80001c8c7980 x28: dfff800000000000 x27: ffff0000c5113ce8 [ 54.643520][ C0] x26: 0000000000000000 x25: 05ffd60000002052 x24: 1fffff80006cd718 [ 54.644866][ C0] x23: 0000000000000001 x22: ffff0000d92b02a0 x21: ffff0000d92b02a8 [ 54.646203][ C0] x20: 0000000000000001 x19: fffffc000366b8c0 x18: ffff800011abbcc0 [ 54.647554][ C0] x17: 1fffe00033ed797e x16: ffff8000082d0e30 x15: 0000000000000000 [ 54.648945][ C0] x14: 0000000000000002 x13: 1ffff00002a180b1 x12: 0000000000ff0100 [ 54.650273][ C0] x11: ff008000086fd264 x10: 0000000000000000 x9 : ffff8000086fd264 [ 54.651579][ C0] x8 : ffff0000c09b3780 x7 : 0000000000000000 x6 : 0000000000000000 [ 54.652829][ C0] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 54.654166][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 54.655453][ C0] Call trace: [ 54.655956][ C0] __folio_end_writeback+0x7d4/0x9e0 [ 54.656729][ C0] folio_end_writeback+0x12c/0x41c [ 54.657529][ C0] end_page_writeback+0x58/0x74 [ 54.658345][ C0] end_buffer_async_write+0x32c/0x508 [ 54.659203][ C0] end_bio_bh_io_sync+0xb0/0x1e0 [ 54.660014][ C0] bio_endio+0x770/0x7b4 [ 54.660708][ C0] blk_update_request+0x49c/0xbec [ 54.661481][ C0] blk_mq_end_request+0x54/0x88 [ 54.662275][ C0] lo_complete_rq+0x1ec/0x250 [ 54.663032][ C0] blk_done_softirq+0x11c/0x168 [ 54.663808][ C0] handle_softirqs+0x318/0xc6c [ 54.664483][ C0] run_ksoftirqd+0x7c/0x2a0 [ 54.665164][ C0] smpboot_thread_fn+0x4b0/0x964 [ 54.665850][ C0] kthread+0x250/0x2d8 [ 54.666448][ C0] ret_from_fork+0x10/0x20 [ 54.667066][ C0] irq event stamp: 432617 [ 54.667674][ C0] hardirqs last enabled at (432616): [] folio_memcg_lock+0xe8/0x1fc [ 54.669048][ C0] hardirqs last disabled at (432617): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 54.670523][ C0] softirqs last enabled at (432606): [] handle_softirqs+0xaf8/0xc6c [ 54.671971][ C0] softirqs last disabled at (432611): [] run_ksoftirqd+0x7c/0x2a0 [ 54.673344][ C0] ---[ end trace 0000000000000000 ]---