Warning: Permanently added '10.128.0.236' (ED25519) to the list of known hosts. 1970/01/01 00:00:31 parsed 1 programs [ 32.669051][ T4324] cgroup: Unknown subsys name 'net' [ 32.883388][ T4324] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 33.169695][ T4324] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 37.778215][ T4349] chnl_net:caif_netlink_parms(): no params data found [ 37.795279][ T4349] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.796423][ T4349] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.798098][ T4349] device bridge_slave_0 entered promiscuous mode [ 37.800372][ T4349] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.801973][ T4349] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.803450][ T4349] device bridge_slave_1 entered promiscuous mode [ 37.809939][ T4349] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 37.812634][ T4349] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 37.819805][ T4349] team0: Port device team_slave_0 added [ 37.823685][ T4349] team0: Port device team_slave_1 added [ 37.828808][ T4349] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 37.829901][ T4349] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 37.834804][ T4349] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 37.837405][ T4349] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 37.838449][ T4349] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 37.842637][ T4349] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 37.901740][ T4349] device hsr_slave_0 entered promiscuous mode [ 37.940862][ T4349] device hsr_slave_1 entered promiscuous mode [ 38.016273][ T4349] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 38.053125][ T4349] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 38.093283][ T4349] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 38.121887][ T4349] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 38.169320][ T4349] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.170509][ T4349] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.171994][ T4349] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.173286][ T4349] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.191563][ T4349] 8021q: adding VLAN 0 to HW filter on device bond0 [ 38.195315][ T1781] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 38.198395][ T1781] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.200074][ T1781] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.203301][ T1781] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 38.208015][ T4349] 8021q: adding VLAN 0 to HW filter on device team0 [ 38.214185][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 38.215767][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.216912][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.219446][ T1781] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 38.222666][ T1781] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.223793][ T1781] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.229994][ T1781] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 38.233178][ T1781] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 38.236295][ T1781] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 38.239018][ T1781] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 38.244183][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 38.246737][ T4349] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 38.301183][ T1781] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 38.302488][ T1781] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 38.306097][ T4349] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 38.347593][ T4349] device veth0_vlan entered promiscuous mode [ 38.351789][ T4349] device veth1_vlan entered promiscuous mode [ 38.353674][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 38.355599][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 38.357131][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 38.358561][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 38.359922][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 38.376011][ T1781] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 38.377633][ T1781] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 38.379835][ T4349] device veth0_macvtap entered promiscuous mode [ 38.382685][ T4349] device veth1_macvtap entered promiscuous mode [ 38.389141][ T4349] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 38.390449][ T1781] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 38.393429][ T1781] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 38.396454][ T4349] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 38.397806][ T1781] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 38.400313][ T4349] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.402907][ T4349] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.404308][ T4349] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.405648][ T4349] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.000416][ T4389] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 39.002183][ T4389] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 39.003558][ T4389] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 39.005075][ T4389] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 39.007045][ T4389] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 39.008377][ T4389] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 39.105391][ T1770] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 39.106790][ T1770] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 39.108717][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 39.119510][ T1781] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 39.121134][ T1781] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 39.122866][ T1781] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 39.774446][ T286] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:00:39 executed programs: 0 [ 40.009792][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 40.011602][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 40.012998][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 40.015398][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 40.016977][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 40.018222][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 40.061824][ T4419] chnl_net:caif_netlink_parms(): no params data found [ 40.076666][ T4419] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.077862][ T4419] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.079385][ T4419] device bridge_slave_0 entered promiscuous mode [ 40.081965][ T4419] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.083145][ T4419] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.084566][ T4419] device bridge_slave_1 entered promiscuous mode [ 40.091233][ T4419] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 40.093595][ T4419] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 40.100459][ T4419] team0: Port device team_slave_0 added [ 40.103856][ T4419] team0: Port device team_slave_1 added [ 40.109067][ T4419] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 40.110274][ T4419] 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. [ 40.114927][ T4419] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 40.117505][ T4419] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 40.118643][ T4419] 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. [ 40.122989][ T4419] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 40.182769][ T4419] device hsr_slave_0 entered promiscuous mode [ 40.220971][ T4419] device hsr_slave_1 entered promiscuous mode [ 40.260729][ T4419] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 40.262047][ T4419] Cannot create hsr debugfs directory [ 42.041776][ T286] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 42.100939][ T47] Bluetooth: hci0: command 0x0409 tx timeout [ 44.191160][ T47] Bluetooth: hci0: command 0x041b tx timeout [ 44.391772][ T286] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 44.482508][ T286] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 45.647679][ T4419] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 45.681977][ T4419] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 45.802691][ T4419] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 45.851783][ T4419] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 46.001225][ T4419] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.004581][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.006131][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.008830][ T4419] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.011553][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.013141][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.014584][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.015759][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.017193][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.020068][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.022431][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.023847][ T11] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.024910][ T11] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.063465][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 46.066297][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 46.068917][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 46.071021][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.072673][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.075865][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 46.077678][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.080356][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.081962][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.084560][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.086029][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.088885][ T4419] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.200132][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 46.201538][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 46.204916][ T4419] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.210384][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 46.212931][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 46.218482][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 46.220011][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 46.221645][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 46.223072][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 46.225246][ T4419] device veth0_vlan entered promiscuous mode [ 46.228364][ T4419] device veth1_vlan entered promiscuous mode [ 46.235770][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 46.237283][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 46.238686][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 46.240142][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 46.261614][ T47] Bluetooth: hci0: command 0x040f tx timeout [ 46.293244][ T4419] device veth0_macvtap entered promiscuous mode [ 46.295470][ T4419] device veth1_macvtap entered promiscuous mode [ 46.299459][ T4419] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 46.301489][ T4419] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 46.303605][ T4419] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 46.305021][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 46.306980][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 46.308473][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 46.310056][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 46.313252][ T4419] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 46.314906][ T4419] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 46.316882][ T4419] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 46.318053][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 46.319727][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 46.365389][ T4419] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.366864][ T4419] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.368174][ T4419] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.369537][ T4419] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.388398][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 46.391271][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 46.393464][ T1781] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 46.398362][ T55] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 46.399663][ T55] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 46.401859][ T1781] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 46.557745][ T4508] loop0: detected capacity change from 0 to 32768 [ 46.565114][ T4508] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 46.566456][ T4508] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 46.576671][ T4508] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 46.578972][ T1515] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 46.580157][ T1515] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 46.595711][ T1515] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 15ms [ 46.598391][ T1515] gfs2: fsid=syz:syz.0: jid=0: Done [ 46.599438][ T4508] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 46.714102][ T4419] ------------[ cut here ]------------ [ 46.715085][ T4419] WARNING: CPU: 1 PID: 4419 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xcd8 [ 46.716761][ T4419] Modules linked in: [ 46.717478][ T4419] CPU: 1 PID: 4419 Comm: syz-executor Not tainted syzkaller #0 [ 46.718722][ T4419] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 46.720368][ T4419] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 46.721839][ T4419] pc : __folio_mark_dirty+0x8a0/0xcd8 [ 46.722726][ T4419] lr : __folio_mark_dirty+0x8a0/0xcd8 [ 46.723613][ T4419] sp : ffff800020c576e0 [ 46.724280][ T4419] x29: ffff800020c57700 x28: 1fffff800068ff38 x27: dfff800000000000 [ 46.725586][ T4419] x26: 0000000000000000 x25: ffff0000c0543e90 x24: 0000000000000001 [ 46.726931][ T4419] x23: 0000000000000000 x22: fffffc000347f9c8 x21: 1fffe000180a87d2 [ 46.728190][ T4419] x20: ffff0000c9d687e8 x19: fffffc000347f9c0 x18: ffff800011b9bf60 [ 46.729647][ T4419] x17: ffff80001835b000 x16: ffff8000082d7db8 x15: ffff800017e3c000 [ 46.730980][ T4419] x14: 0000000000000001 x13: 1fffe000180a87d2 x12: 0000000000ff0100 [ 46.732372][ T4419] x11: ff0080000870a0f8 x10: 0000000000000000 x9 : ffff80000870a0f8 [ 46.733742][ T4419] x8 : ffff0000da28d340 x7 : 0000000000000000 x6 : 0000000000000000 [ 46.735178][ T4419] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a58a88 [ 46.736536][ T4419] x2 : ffff0000cef6a060 x1 : 0000000000000000 x0 : 0000000000000000 [ 46.738020][ T4419] Call trace: [ 46.738647][ T4419] __folio_mark_dirty+0x8a0/0xcd8 [ 46.739461][ T4419] mark_buffer_dirty+0x2b8/0x5c0 [ 46.740317][ T4419] gfs2_unpin+0x120/0x8fc [ 46.741064][ T4419] buf_lo_after_commit+0x140/0x188 [ 46.741939][ T4419] gfs2_log_flush+0xc00/0x1b20 [ 46.742736][ T4419] gfs2_kill_sb+0x5c/0xd4 [ 46.743464][ T4419] deactivate_locked_super+0xac/0x120 [ 46.744345][ T4419] deactivate_super+0xe4/0x104 [ 46.745119][ T4419] cleanup_mnt+0x390/0x418 [ 46.745836][ T4419] __cleanup_mnt+0x20/0x30 [ 46.746600][ T4419] task_work_run+0x1ec/0x278 [ 46.747425][ T4419] do_notify_resume+0x1fa0/0x2aa4 [ 46.748289][ T4419] el0_svc+0x98/0x128 [ 46.748976][ T4419] el0t_64_sync_handler+0x84/0xf0 [ 46.749877][ T4419] el0t_64_sync+0x18c/0x190 [ 46.750628][ T4419] irq event stamp: 154680 [ 46.751335][ T4419] hardirqs last enabled at (154679): [] folio_memcg_lock+0xe8/0x1f4 [ 46.752894][ T4419] hardirqs last disabled at (154680): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 46.754491][ T4419] softirqs last enabled at (154578): [] local_bh_enable+0x10/0x34 [ 46.755893][ T4419] softirqs last disabled at (154576): [] local_bh_disable+0x10/0x34 [ 46.757581][ T4419] ---[ end trace 0000000000000000 ]--- [ 46.761818][ T4419] ------------[ cut here ]------------ [ 46.762676][ T4419] WARNING: CPU: 0 PID: 4419 at include/linux/backing-dev.h:247 __folio_start_writeback+0x88c/0xa7c [ 46.764445][ T4419] Modules linked in: [ 46.765087][ T4419] CPU: 0 PID: 4419 Comm: syz-executor Tainted: G W syzkaller #0 [ 46.766497][ T4419] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 46.768034][ T4419] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 46.769248][ T4419] pc : __folio_start_writeback+0x88c/0xa7c [ 46.770132][ T4419] lr : __folio_start_writeback+0x88c/0xa7c [ 46.771061][ T4419] sp : ffff800020c57180 [ 46.771722][ T4419] x29: ffff800020c57260 x28: dfff800000000000 x27: 0000000000000000 [ 46.773153][ T4419] x26: ffff70000418ae38 x25: 0000000000000000 x24: ffff0000c9d687e8 [ 46.774562][ T4419] x23: ffff800020c571e0 x22: ffff0000c0543ce8 x21: 0000000000000001 [ 46.775872][ T4419] x20: fffffc000347f9c8 x19: fffffc000347f9c0 x18: ffff800011b9bf60 [ 46.777245][ T4419] x17: ffff80001835b000 x16: ffff8000082d7db8 x15: 0000000000000000 [ 46.778554][ T4419] x14: 0000000000000001 x13: 1fffff800068ff38 x12: 0000000000ff0100 [ 46.779885][ T4419] x11: ff0080000870c604 x10: 0000000000000000 x9 : ffff80000870c604 [ 46.781298][ T4419] x8 : ffff0000da28d340 x7 : ffff80000870c070 x6 : 0000000000000000 [ 46.782668][ T4419] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000870c0b0 [ 46.784161][ T4419] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 46.785479][ T4419] Call trace: [ 46.786025][ T4419] __folio_start_writeback+0x88c/0xa7c [ 46.786916][ T4419] set_page_writeback+0x5c/0x7c [ 46.787723][ T4419] gfs2_aspace_writepage+0x514/0x6dc [ 46.788585][ T4419] __gfs2_writepage+0x70/0x184 [ 46.789356][ T4419] write_cache_pages+0x74c/0xde8 [ 46.790245][ T4419] gfs2_ail1_flush+0x7c4/0xa14 [ 46.791109][ T4419] empty_ail1_list+0x130/0x214 [ 46.791966][ T4419] gfs2_log_flush+0x12b4/0x1b20 [ 46.792832][ T4419] gfs2_kill_sb+0x5c/0xd4 [ 46.793587][ T4419] deactivate_locked_super+0xac/0x120 [ 46.794469][ T4419] deactivate_super+0xe4/0x104 [ 46.795275][ T4419] cleanup_mnt+0x390/0x418 [ 46.796044][ T4419] __cleanup_mnt+0x20/0x30 [ 46.796860][ T4419] task_work_run+0x1ec/0x278 [ 46.797560][ T4419] do_notify_resume+0x1fa0/0x2aa4 [ 46.798437][ T4419] el0_svc+0x98/0x128 [ 46.799070][ T4419] el0t_64_sync_handler+0x84/0xf0 [ 46.799939][ T4419] el0t_64_sync+0x18c/0x190 [ 46.800665][ T4419] irq event stamp: 154912 [ 46.801350][ T4419] hardirqs last enabled at (154911): [] folio_memcg_lock+0xe8/0x1f4 [ 46.802944][ T4419] hardirqs last disabled at (154912): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 46.804598][ T4419] softirqs last enabled at (154888): [] handle_softirqs+0xaec/0xc60 [ 46.805948][ T4419] softirqs last disabled at (154683): [] __do_softirq+0x14/0x20 [ 46.807566][ T4419] ---[ end trace 0000000000000000 ]--- [ 46.813593][ C1] ------------[ cut here ]------------ [ 46.814661][ C1] WARNING: CPU: 1 PID: 21 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d0/0x9cc [ 46.816393][ C1] Modules linked in: [ 46.817009][ C1] CPU: 1 PID: 21 Comm: ksoftirqd/1 Tainted: G W syzkaller #0 [ 46.818415][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 46.820148][ C1] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 46.821500][ C1] pc : __folio_end_writeback+0x7d0/0x9cc [ 46.822438][ C1] lr : __folio_end_writeback+0x7d0/0x9cc [ 46.823381][ C1] sp : ffff80001ca97970 [ 46.824129][ C1] x29: ffff80001ca97990 x28: dfff800000000000 x27: ffff0000c0543ce8 [ 46.825520][ C1] x26: 0000000000000000 x25: 05ffd00000002052 x24: 1fffff80006f1c90 [ 46.826944][ C1] x23: 0000000000000001 x22: ffff0000c9d6b770 x21: ffff0000c9d6b778 [ 46.828308][ C1] x20: 0000000000000001 x19: fffffc000378e480 x18: ffff800011b9bf60 [ 46.829494][ C1] x17: 1fffe00033eaa57e x16: ffff8000082d7db8 x15: 0000000000000000 [ 46.830708][ C1] x14: 0000000000000003 x13: 1ffff00003952f20 x12: 0000000000ff0100 [ 46.832082][ C1] x11: ff0080000870bb7c x10: 0000000000000000 x9 : ffff80000870bb7c [ 46.833389][ C1] x8 : ffff0000c0a51bc0 x7 : 0000000000000000 x6 : 0000000000000000 [ 46.834728][ C1] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 46.835994][ C1] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 46.837273][ C1] Call trace: [ 46.837788][ C1] __folio_end_writeback+0x7d0/0x9cc [ 46.838608][ C1] folio_end_writeback+0x12c/0x410 [ 46.839472][ C1] end_page_writeback+0x58/0x74 [ 46.840300][ C1] end_buffer_async_write+0x32c/0x4f4 [ 46.841175][ C1] end_bio_bh_io_sync+0xb0/0x1dc [ 46.841974][ C1] bio_endio+0x750/0x794 [ 46.842684][ C1] blk_update_request+0x49c/0xbec [ 46.843536][ C1] blk_mq_end_request+0x54/0x88 [ 46.844413][ C1] lo_complete_rq+0x1ec/0x250 [ 46.845104][ C1] blk_done_softirq+0x11c/0x168 [ 46.845919][ C1] handle_softirqs+0x318/0xc60 [ 46.846685][ C1] run_ksoftirqd+0x7c/0x2ac [ 46.847408][ C1] smpboot_thread_fn+0x4b0/0x964 [ 46.848172][ C1] kthread+0x250/0x2d8 [ 46.848880][ C1] ret_from_fork+0x10/0x20 [ 46.849624][ C1] irq event stamp: 439055 [ 46.850410][ C1] hardirqs last enabled at (439054): [] folio_memcg_lock+0xe8/0x1f4 [ 46.852000][ C1] hardirqs last disabled at (439055): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 46.853708][ C1] softirqs last enabled at (439044): [] handle_softirqs+0xaec/0xc60 [ 46.855231][ C1] softirqs last disabled at (439049): [] run_ksoftirqd+0x7c/0x2ac [ 46.856708][ C1] ---[ end trace 0000000000000000 ]---