Warning: Permanently added '10.128.1.167' (ED25519) to the list of known hosts. 1970/01/01 00:00:34 parsed 1 programs [ 36.047254][ T4325] cgroup: Unknown subsys name 'net' [ 36.342581][ T4325] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 36.629411][ T4325] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 41.788814][ T4358] chnl_net:caif_netlink_parms(): no params data found [ 41.805554][ T4358] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.806811][ T4358] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.808330][ T4358] device bridge_slave_0 entered promiscuous mode [ 41.813076][ T4358] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.814199][ T4358] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.815607][ T4358] device bridge_slave_1 entered promiscuous mode [ 41.822479][ T4358] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 41.824738][ T4358] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 41.831478][ T4358] team0: Port device team_slave_0 added [ 41.833010][ T4358] team0: Port device team_slave_1 added [ 41.838658][ T4358] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 41.839767][ T4358] 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. [ 41.844595][ T4358] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 41.847870][ T4358] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 41.848918][ T4358] 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. [ 41.853639][ T4358] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 41.921154][ T4358] device hsr_slave_0 entered promiscuous mode [ 41.960099][ T4358] device hsr_slave_1 entered promiscuous mode [ 42.045543][ T4358] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 42.091491][ T4358] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 42.122002][ T4358] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 42.172743][ T4358] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 42.207594][ T4358] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.208722][ T4358] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.210074][ T4358] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.211268][ T4358] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.228666][ T4358] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.232084][ T1570] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.234787][ T1570] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.236477][ T1570] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.238167][ T1570] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 42.243137][ T4358] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.252804][ T1570] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.254384][ T1570] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.255544][ T1570] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.256840][ T1570] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.258271][ T1570] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.259403][ T1570] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.262791][ T1570] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.264391][ T1570] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.265910][ T1570] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.297399][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.299832][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.302711][ T4358] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.350927][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 42.352120][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 42.355104][ T4358] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 42.362217][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 42.368124][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 42.369605][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 42.371960][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 42.374268][ T4358] device veth0_vlan entered promiscuous mode [ 42.377380][ T4358] device veth1_vlan entered promiscuous mode [ 42.384354][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 42.385854][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 42.387359][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 42.389600][ T4358] device veth0_macvtap entered promiscuous mode [ 42.393327][ T4358] device veth1_macvtap entered promiscuous mode [ 42.398254][ T4358] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 42.399483][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 42.401976][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 42.404645][ T4358] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 42.405949][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 42.408413][ T4358] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 42.409720][ T4358] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 42.413194][ T4358] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 42.414461][ T4358] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 42.517615][ T1890] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 42.519022][ T1890] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 42.524809][ T1576] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 42.530146][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 42.531501][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 42.532872][ T1576] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 43.105430][ T4410] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 43.107010][ T4410] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 43.108375][ T4410] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 43.110479][ T4410] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 43.111855][ T4410] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 43.113135][ T4410] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 1970/01/01 00:00:43 executed programs: 0 [ 43.487606][ T4410] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 43.489050][ T4410] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 43.490486][ T4408] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 43.492339][ T4408] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 43.493739][ T4408] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 43.495016][ T4408] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 43.652065][ T4423] chnl_net:caif_netlink_parms(): no params data found [ 43.668190][ T4423] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.669325][ T4423] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.671858][ T4423] device bridge_slave_0 entered promiscuous mode [ 43.673747][ T4423] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.674997][ T4423] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.676443][ T4423] device bridge_slave_1 entered promiscuous mode [ 43.684928][ T4423] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 43.687377][ T4423] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 43.694138][ T4423] team0: Port device team_slave_0 added [ 43.695787][ T4423] team0: Port device team_slave_1 added [ 43.701694][ T4423] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 43.702739][ T4423] 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. [ 43.706566][ T4423] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 43.708890][ T4423] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 43.710558][ T4423] 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. [ 43.714668][ T4423] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 44.063815][ T4423] device hsr_slave_0 entered promiscuous mode [ 44.100083][ T4423] device hsr_slave_1 entered promiscuous mode [ 44.150048][ T4423] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 44.151239][ T4423] Cannot create hsr debugfs directory [ 44.191225][ T11] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 45.520213][ T4408] Bluetooth: hci0: command 0x0409 tx timeout [ 47.201912][ T11] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 47.600201][ T4408] Bluetooth: hci0: command 0x041b tx timeout [ 47.961125][ T11] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 48.041727][ T11] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 49.261430][ T4423] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 49.372608][ T4423] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 49.421112][ T4423] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 49.471032][ T4423] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 49.621852][ T4423] 8021q: adding VLAN 0 to HW filter on device bond0 [ 49.626055][ T1890] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.627595][ T1890] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.630735][ T4423] 8021q: adding VLAN 0 to HW filter on device team0 [ 49.633292][ T1890] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.634892][ T1890] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.636250][ T1890] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.637303][ T1890] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.638718][ T1890] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 49.690180][ T4408] Bluetooth: hci0: command 0x040f tx timeout [ 49.692967][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.694636][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.696009][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.697120][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.701503][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 49.704123][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 49.706731][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 49.708436][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 49.710099][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 49.712525][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 49.714209][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 49.716612][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 49.718090][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.720797][ T1890] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 49.722285][ T1890] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.724499][ T4423] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 49.795692][ T1570] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 49.797057][ T1570] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 49.800563][ T4423] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 49.806296][ T1570] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 49.807918][ T1570] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 49.883267][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 49.884945][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 49.886958][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 49.888402][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 49.890161][ T4423] device veth0_vlan entered promiscuous mode [ 49.895927][ T4423] device veth1_vlan entered promiscuous mode [ 49.901968][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 49.903394][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 49.904802][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 49.906321][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 49.908503][ T4423] device veth0_macvtap entered promiscuous mode [ 49.910918][ T4423] device veth1_macvtap entered promiscuous mode [ 49.915125][ T4423] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 49.916781][ T4423] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 49.918616][ T4423] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 49.919834][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 49.922478][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 49.923896][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 49.925409][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.975647][ T4423] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 49.977424][ T4423] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 49.979478][ T4423] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 49.981606][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 49.983158][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 49.985891][ T4423] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.987298][ T4423] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.988706][ T4423] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.990291][ T4423] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 50.048132][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 50.049360][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 50.052920][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 50.058574][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 50.059678][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 50.062096][ T1570] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 50.236501][ T4506] loop0: detected capacity change from 0 to 32768 [ 50.245772][ T4506] gfs2: fsid=nodiscard: Trying to join cluster "lock_nolock", "nodiscard" [ 50.247338][ T4506] gfs2: fsid=nodiscard: Now mounting FS (format 1801)... [ 50.253864][ T4506] gfs2: fsid=nodiscard.0: journal 0 mapped with 3 extents in 0ms [ 50.256300][ T4440] gfs2: fsid=nodiscard.0: jid=0, already locked for use [ 50.257447][ T4440] gfs2: fsid=nodiscard.0: jid=0: Looking at journal... [ 50.270511][ T4440] gfs2: fsid=nodiscard.0: jid=0: Journal head lookup took 13ms [ 50.272560][ T4440] gfs2: fsid=nodiscard.0: jid=0: Done [ 50.273599][ T4506] gfs2: fsid=nodiscard.0: first mount done, others may mount [ 50.326824][ T4506] gfs2: fsid=nodiscard.0: found 1 quota changes [ 50.340600][ T4423] ------------[ cut here ]------------ [ 50.341489][ T4423] WARNING: CPU: 1 PID: 4423 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xcd8 [ 50.342990][ T4423] Modules linked in: [ 50.343580][ T4423] CPU: 1 PID: 4423 Comm: syz-executor Not tainted syzkaller #0 [ 50.344641][ T4423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 50.346043][ T4423] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 50.347167][ T4423] pc : __folio_mark_dirty+0x8a0/0xcd8 [ 50.347960][ T4423] lr : __folio_mark_dirty+0x8a0/0xcd8 [ 50.348751][ T4423] sp : ffff800020ef73c0 [ 50.349476][ T4423] x29: ffff800020ef73e0 x28: 1fffff80006846b8 x27: dfff800000000000 [ 50.350704][ T4423] x26: 0000000000000000 x25: ffff0000c58d3e90 x24: 0000000000000001 [ 50.351939][ T4423] x23: 0000000000000000 x22: fffffc00034235c8 x21: 1fffe00018b1a7d2 [ 50.353246][ T4423] x20: ffff0000db076250 x19: fffffc00034235c0 x18: ffff800011b9bf60 [ 50.354577][ T4423] x17: ffff80001835a000 x16: ffff8000082d7db8 x15: ffff800017e3b000 [ 50.355865][ T4423] x14: 0000000000000001 x13: 1fffe00018b1a7d2 x12: 0000000000ff0100 [ 50.357145][ T4423] x11: ff00800008709f98 x10: 0000000000000000 x9 : ffff800008709f98 [ 50.358379][ T4423] x8 : ffff0000da3c1bc0 x7 : ffff80000870973c x6 : 0000000000000000 [ 50.359652][ T4423] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff800008a58760 [ 50.360919][ T4423] x2 : ffff0000cf1ba060 x1 : 0000000000000000 x0 : 0000000000000000 [ 50.362157][ T4423] Call trace: [ 50.362660][ T4423] __folio_mark_dirty+0x8a0/0xcd8 [ 50.363414][ T4423] mark_buffer_dirty+0x2b8/0x5c0 [ 50.364172][ T4423] gfs2_unpin+0x120/0x8fc [ 50.364839][ T4423] buf_lo_after_commit+0x140/0x188 [ 50.365630][ T4423] gfs2_log_flush+0xc00/0x1b20 [ 50.366335][ T4423] do_sync+0x8cc/0xaec [ 50.366946][ T4423] gfs2_quota_sync+0x2cc/0x500 [ 50.367683][ T4423] gfs2_sync_fs+0x4c/0xc4 [ 50.368342][ T4423] sync_filesystem+0xe8/0x218 [ 50.369050][ T4423] generic_shutdown_super+0x70/0x324 [ 50.369851][ T4423] kill_block_super+0x70/0xdc [ 50.370576][ T4423] gfs2_kill_sb+0xc0/0xd4 [ 50.371212][ T4423] deactivate_locked_super+0xac/0x120 [ 50.372030][ T4423] deactivate_super+0xe4/0x104 [ 50.372761][ T4423] cleanup_mnt+0x390/0x418 [ 50.373473][ T4423] __cleanup_mnt+0x20/0x30 [ 50.374226][ T4423] task_work_run+0x1ec/0x278 [ 50.375026][ T4423] do_notify_resume+0x1fa0/0x2aa4 [ 50.375849][ T4423] el0_svc+0x98/0x128 [ 50.376592][ T4423] el0t_64_sync_handler+0x84/0xf0 [ 50.377424][ T4423] el0t_64_sync+0x18c/0x190 [ 50.378095][ T4423] irq event stamp: 161076 [ 50.378729][ T4423] hardirqs last enabled at (161075): [] folio_memcg_lock+0xe8/0x1f4 [ 50.380361][ T4423] hardirqs last disabled at (161076): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 50.382075][ T4423] softirqs last enabled at (161064): [] handle_softirqs+0xaec/0xc60 [ 50.383791][ T4423] softirqs last disabled at (160911): [] __do_softirq+0x14/0x20 [ 50.385347][ T4423] ---[ end trace 0000000000000000 ]--- [ 50.391963][ T9] ------------[ cut here ]------------ [ 50.392953][ T9] WARNING: CPU: 0 PID: 9 at include/linux/backing-dev.h:247 __folio_start_writeback+0x88c/0xa7c [ 50.394627][ T9] Modules linked in: [ 50.395254][ T9] CPU: 0 PID: 9 Comm: kworker/u4:0 Tainted: G W syzkaller #0 [ 50.396637][ T9] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 50.398166][ T9] Workqueue: writeback wb_workfn (flush-7:0) [ 50.399129][ T9] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 50.400306][ T9] pc : __folio_start_writeback+0x88c/0xa7c [ 50.401221][ T9] lr : __folio_start_writeback+0x88c/0xa7c [ 50.402210][ T9] sp : ffff80001c9c6c80 [ 50.402932][ T9] x29: ffff80001c9c6d60 x28: dfff800000000000 x27: 0000000000000000 [ 50.404264][ T9] x26: ffff700003938d98 x25: 0000000000000000 x24: ffff0000db076ce0 [ 50.405660][ T9] x23: ffff80001c9c6ce0 x22: ffff0000c58d3ce8 x21: 0000000000000001 [ 50.406964][ T9] x20: fffffc0003750908 x19: fffffc0003750900 x18: ffff800011b9bf60 [ 50.408200][ T9] x17: ffff80001835a000 x16: ffff8000082d7db8 x15: ffff800017e3b000 [ 50.409564][ T9] x14: 0000000000000001 x13: 1fffff80006ea120 x12: 0000000000ff0100 [ 50.410912][ T9] x11: ff0080000870c4a4 x10: 0000000000000000 x9 : ffff80000870c4a4 [ 50.412254][ T9] x8 : ffff0000c09a8000 x7 : 0000000000000000 x6 : 0000000000000000 [ 50.413558][ T9] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff80000870bf50 [ 50.414898][ T9] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 50.416137][ T9] Call trace: [ 50.416629][ T9] __folio_start_writeback+0x88c/0xa7c [ 50.417438][ T9] set_page_writeback+0x5c/0x7c [ 50.418205][ T9] gfs2_aspace_writepage+0x514/0x6dc [ 50.419007][ T9] __writepage+0x70/0x184 [ 50.419641][ T9] write_cache_pages+0x74c/0xde8 [ 50.420368][ T9] do_writepages+0x318/0x504 [ 50.421036][ T9] filemap_fdatawrite_wbc+0x124/0x174 [ 50.421822][ T9] filemap_fdatawrite+0xd0/0x12c [ 50.422539][ T9] gfs2_write_inode+0x234/0x34c [ 50.423258][ T9] __writeback_single_inode+0x5e0/0x1554 [ 50.424100][ T9] writeback_sb_inodes+0x858/0x143c [ 50.424935][ T9] wb_writeback+0x414/0xfcc [ 50.425647][ T9] wb_workfn+0x360/0xe18 [ 50.426338][ T9] process_one_work+0x7f8/0x13a4 [ 50.427097][ T9] worker_thread+0x8c4/0xfec [ 50.427943][ T9] kthread+0x250/0x2d8 [ 50.428550][ T9] ret_from_fork+0x10/0x20 [ 50.429279][ T9] irq event stamp: 483596 [ 50.429954][ T9] hardirqs last enabled at (483595): [] folio_memcg_lock+0xe8/0x1f4 [ 50.431544][ T9] hardirqs last disabled at (483596): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 50.433350][ T9] softirqs last enabled at (483544): [] batadv_nc_purge_paths+0x2f0/0x378 [ 50.435127][ T9] softirqs last disabled at (483542): [] batadv_nc_purge_paths+0xd0/0x378 [ 50.436806][ T9] ---[ end trace 0000000000000000 ]--- [ 50.442243][ C0] ------------[ cut here ]------------ [ 50.443163][ C0] WARNING: CPU: 0 PID: 15 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d0/0x9cc [ 50.444691][ C0] Modules linked in: [ 50.445351][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W syzkaller #0 [ 50.446729][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 50.448249][ C0] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 50.449457][ C0] pc : __folio_end_writeback+0x7d0/0x9cc [ 50.450368][ C0] lr : __folio_end_writeback+0x7d0/0x9cc [ 50.451260][ C0] sp : ffff80001ca27970 [ 50.451931][ C0] x29: ffff80001ca27990 x28: dfff800000000000 x27: ffff0000c58d3ce8 [ 50.453194][ C0] x26: 0000000000000000 x25: 05ffd400000020d2 x24: 1fffff80006ea120 [ 50.454475][ C0] x23: 0000000000000001 x22: ffff0000db076ce0 x21: ffff0000db076ce8 [ 50.455738][ C0] x20: 0000000000000001 x19: fffffc0003750900 x18: ffff800011b9bf60 [ 50.456976][ C0] x17: ffff80001835a000 x16: ffff8000082d7db8 x15: ffff800017e3b000 [ 50.458169][ C0] x14: 0000000000000003 x13: 1ffff00003944f20 x12: 0000000000ff0100 [ 50.459386][ C0] x11: ff0080000870ba1c x10: 0000000000000000 x9 : ffff80000870ba1c [ 50.460693][ C0] x8 : ffff0000c09b3780 x7 : 0000000000000000 x6 : 0000000000000000 [ 50.461918][ C0] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 50.463180][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 50.464464][ C0] Call trace: [ 50.464962][ C0] __folio_end_writeback+0x7d0/0x9cc [ 50.465766][ C0] folio_end_writeback+0x12c/0x410 [ 50.466585][ C0] end_page_writeback+0x58/0x74 [ 50.467385][ C0] end_buffer_async_write+0x32c/0x4f4 [ 50.468300][ C0] end_bio_bh_io_sync+0xb0/0x1dc [ 50.469131][ C0] bio_endio+0x750/0x794 [ 50.469833][ C0] blk_update_request+0x49c/0xbec [ 50.470621][ C0] blk_mq_end_request+0x54/0x88 [ 50.471347][ C0] lo_complete_rq+0x1ec/0x250 [ 50.472124][ C0] blk_done_softirq+0x11c/0x168 [ 50.472907][ C0] handle_softirqs+0x318/0xc60 [ 50.473669][ C0] run_ksoftirqd+0x7c/0x2ac [ 50.474427][ C0] smpboot_thread_fn+0x4b0/0x964 [ 50.475217][ C0] kthread+0x250/0x2d8 [ 50.475922][ C0] ret_from_fork+0x10/0x20 [ 50.476708][ C0] irq event stamp: 452007 [ 50.477387][ C0] hardirqs last enabled at (452006): [] folio_memcg_lock+0xe8/0x1f4 [ 50.478931][ C0] hardirqs last disabled at (452007): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 50.480649][ C0] softirqs last enabled at (451982): [] handle_softirqs+0xaec/0xc60 [ 50.482324][ C0] softirqs last disabled at (451987): [] run_ksoftirqd+0x7c/0x2ac [ 50.483906][ C0] ---[ end trace 0000000000000000 ]---