Warning: Permanently added '10.128.0.50' (ED25519) to the list of known hosts. 1970/01/01 00:00:31 parsed 1 programs [ 32.386711][ T4324] cgroup: Unknown subsys name 'net' [ 32.638180][ T4324] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 32.904230][ T4324] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 37.329275][ T4335] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 37.330975][ T4335] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 37.332367][ T4335] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 37.333962][ T4335] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 37.335377][ T4335] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 37.337121][ T4335] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 38.114491][ T4363] chnl_net:caif_netlink_parms(): no params data found [ 38.132496][ T4363] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.133689][ T4363] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.135274][ T4363] device bridge_slave_0 entered promiscuous mode [ 38.138286][ T4363] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.139480][ T4363] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.141131][ T4363] device bridge_slave_1 entered promiscuous mode [ 38.148314][ T4363] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 38.150820][ T4363] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 38.158450][ T4363] team0: Port device team_slave_0 added [ 38.160387][ T4363] team0: Port device team_slave_1 added [ 38.166031][ T4363] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 38.167210][ T4363] 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. [ 38.171372][ T4363] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 38.216352][ T4363] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 38.217527][ T4363] 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. [ 38.221732][ T4363] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 38.276822][ T4363] device hsr_slave_0 entered promiscuous mode [ 38.315636][ T4363] device hsr_slave_1 entered promiscuous mode [ 38.391160][ T4363] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 38.457091][ T4363] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 38.507131][ T4363] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 38.546882][ T4363] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 38.584413][ T4363] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.585776][ T4363] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.587201][ T4363] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.588317][ T4363] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.605880][ T4363] 8021q: adding VLAN 0 to HW filter on device bond0 [ 38.610449][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 38.613176][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.614950][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.620500][ T4363] 8021q: adding VLAN 0 to HW filter on device team0 [ 38.624234][ T1620] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 38.626355][ T1620] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.627666][ T1620] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.631459][ T4384] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 38.633179][ T4384] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.634370][ T4384] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.640811][ T4384] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 38.642554][ T4384] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 38.647303][ T4384] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 38.651021][ T4384] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 38.653986][ T4384] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 38.659128][ T4363] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 38.710624][ T85] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 38.712047][ T85] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 38.716729][ T4363] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 38.723351][ T4384] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 38.729613][ T4384] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 38.731450][ T4384] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 38.732919][ T4384] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 38.735182][ T4363] device veth0_vlan entered promiscuous mode [ 38.745782][ T4363] device veth1_vlan entered promiscuous mode [ 38.753421][ T4384] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 38.755018][ T4384] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 38.757553][ T4384] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 38.760192][ T4363] device veth0_macvtap entered promiscuous mode [ 38.762702][ T4363] device veth1_macvtap entered promiscuous mode [ 38.769111][ T4363] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 38.770449][ T4384] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 38.772623][ T4384] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 38.776407][ T4363] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 38.784463][ T4384] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 38.789202][ T4363] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.790575][ T4363] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.792071][ T4363] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.793633][ T4363] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.890470][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 38.891885][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 38.893636][ T4384] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 38.909655][ T39] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 38.910993][ T39] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 38.912447][ T4394] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 39.827540][ T11] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:00:40 executed programs: 0 [ 40.175903][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 40.177486][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 40.178911][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 40.180625][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 40.181970][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 40.183228][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 40.227935][ T4427] chnl_net:caif_netlink_parms(): no params data found [ 40.244951][ T4427] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.246454][ T4427] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.248084][ T4427] device bridge_slave_0 entered promiscuous mode [ 40.250118][ T4427] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.251311][ T4427] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.252927][ T4427] device bridge_slave_1 entered promiscuous mode [ 40.260704][ T4427] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 40.263278][ T4427] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 40.270198][ T4427] team0: Port device team_slave_0 added [ 40.272074][ T4427] team0: Port device team_slave_1 added [ 40.279293][ T4427] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 40.280564][ T4427] 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. [ 40.285052][ T4427] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 40.288465][ T4427] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 40.289709][ T4427] 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. [ 40.293954][ T4427] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 40.336998][ T4427] device hsr_slave_0 entered promiscuous mode [ 40.375670][ T4427] device hsr_slave_1 entered promiscuous mode [ 40.415837][ T4427] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 40.417239][ T4427] Cannot create hsr debugfs directory [ 41.866609][ T11] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 42.235766][ T4335] Bluetooth: hci0: command 0x0409 tx timeout [ 44.206646][ T11] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 44.287604][ T11] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 44.316353][ T4335] Bluetooth: hci0: command 0x041b tx timeout [ 45.227322][ T4427] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 45.279206][ T4427] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 45.487210][ T4427] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 45.527080][ T4427] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 45.648141][ T4427] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.651791][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.653436][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.656228][ T4427] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.686866][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.688722][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.690419][ T39] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.691665][ T39] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.693309][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.695052][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.696868][ T39] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.698105][ T39] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.699567][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.701265][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.702968][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.704677][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.707246][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.708898][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.710632][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.712134][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.767319][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.769098][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.772250][ T4394] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.773836][ T4394] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.776797][ T4427] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.900230][ T4394] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 45.901608][ T4394] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 45.904614][ T4427] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.910782][ T4394] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 45.912558][ T4394] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.918694][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 45.920458][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.922078][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.923559][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.927802][ T4427] device veth0_vlan entered promiscuous mode [ 45.931287][ T4427] device veth1_vlan entered promiscuous mode [ 46.000727][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 46.002463][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 46.003911][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 46.005567][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 46.008183][ T4427] device veth0_macvtap entered promiscuous mode [ 46.010608][ T4427] device veth1_macvtap entered promiscuous mode [ 46.014982][ T4427] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 46.016747][ T4427] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 46.018906][ T4427] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 46.020133][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 46.021856][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 46.023354][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 46.024982][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 46.028099][ T4427] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 46.029790][ T4427] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 46.031878][ T4427] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 46.033126][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 46.034772][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 46.088198][ T4427] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.089708][ T4427] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.091102][ T4427] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.092624][ T4427] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.110590][ T39] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 46.113055][ T39] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 46.114694][ T4394] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 46.121217][ T1620] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 46.122475][ T1620] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 46.124088][ T1620] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 46.331814][ T4500] loop0: detected capacity change from 0 to 32768 [ 46.337350][ T4500] gfs2: fsid=nodiscard: Trying to join cluster "lock_nolock", "nodiscard" [ 46.339010][ T4500] gfs2: fsid=nodiscard: Now mounting FS (format 1801)... [ 46.345077][ T4500] gfs2: fsid=nodiscard.0: journal 0 mapped with 3 extents in 0ms [ 46.348257][ T4381] gfs2: fsid=nodiscard.0: jid=0, already locked for use [ 46.349416][ T4381] gfs2: fsid=nodiscard.0: jid=0: Looking at journal... [ 46.363296][ T4381] gfs2: fsid=nodiscard.0: jid=0: Journal head lookup took 13ms [ 46.365364][ T4381] gfs2: fsid=nodiscard.0: jid=0: Done [ 46.366646][ T4500] gfs2: fsid=nodiscard.0: first mount done, others may mount [ 46.395605][ T4335] Bluetooth: hci0: command 0x040f tx timeout [ 46.428111][ T4500] gfs2: fsid=nodiscard.0: found 1 quota changes [ 46.451496][ T4427] ------------[ cut here ]------------ [ 46.452512][ T4427] WARNING: CPU: 1 PID: 4427 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xcd8 [ 46.454269][ T4427] Modules linked in: [ 46.454968][ T4427] CPU: 1 PID: 4427 Comm: syz-executor Not tainted syzkaller #0 [ 46.456193][ T4427] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 46.457910][ T4427] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 46.459398][ T4427] pc : __folio_mark_dirty+0x8a0/0xcd8 [ 46.460375][ T4427] lr : __folio_mark_dirty+0x8a0/0xcd8 [ 46.461384][ T4427] sp : ffff800020bb73c0 [ 46.462135][ T4427] x29: ffff800020bb73e0 x28: 1fffff80006eb198 x27: dfff800000000000 [ 46.463539][ T4427] x26: 0000000000000000 x25: ffff0000c058be90 x24: 0000000000000001 [ 46.464915][ T4427] x23: 0000000000000000 x22: fffffc0003758cc8 x21: 1fffe000180b17d2 [ 46.466195][ T4427] x20: ffff0000cf122250 x19: fffffc0003758cc0 x18: 0000000000000000 [ 46.467539][ T4427] x17: ffff80001835b000 x16: ffff8000082d7db8 x15: ffff800017e3c000 [ 46.468965][ T4427] x14: 0000000000000001 x13: 1fffe000180b17d2 x12: 0000000000ff0100 [ 46.470354][ T4427] x11: ff0080000870a0f8 x10: 0000000000000000 x9 : ffff80000870a0f8 [ 46.471685][ T4427] x8 : ffff0000ce97d340 x7 : ffff80000870989c x6 : 0000000000000000 [ 46.473028][ T4427] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff800008a58a88 [ 46.474419][ T4427] x2 : ffff0000cf19c060 x1 : 0000000000000000 x0 : 0000000000000000 [ 46.475701][ T4427] Call trace: [ 46.476255][ T4427] __folio_mark_dirty+0x8a0/0xcd8 [ 46.477112][ T4427] mark_buffer_dirty+0x2b8/0x5c0 [ 46.477973][ T4427] gfs2_unpin+0x120/0x8fc [ 46.478685][ T4427] buf_lo_after_commit+0x140/0x188 [ 46.479607][ T4427] gfs2_log_flush+0xc00/0x1b20 [ 46.480447][ T4427] do_sync+0x8cc/0xaec [ 46.481137][ T4427] gfs2_quota_sync+0x2cc/0x500 [ 46.481943][ T4427] gfs2_sync_fs+0x4c/0xc4 [ 46.482712][ T4427] sync_filesystem+0xe8/0x218 [ 46.483558][ T4427] generic_shutdown_super+0x70/0x324 [ 46.484501][ T4427] kill_block_super+0x70/0xdc [ 46.485316][ T4427] gfs2_kill_sb+0xc0/0xd4 [ 46.486035][ T4427] deactivate_locked_super+0xac/0x120 [ 46.486952][ T4427] deactivate_super+0xe4/0x104 [ 46.487778][ T4427] cleanup_mnt+0x390/0x418 [ 46.488548][ T4427] __cleanup_mnt+0x20/0x30 [ 46.489354][ T4427] task_work_run+0x1ec/0x278 [ 46.490211][ T4427] do_notify_resume+0x1fa0/0x2aa4 [ 46.491036][ T4427] el0_svc+0x98/0x128 [ 46.491744][ T4427] el0t_64_sync_handler+0x84/0xf0 [ 46.492625][ T4427] el0t_64_sync+0x18c/0x190 [ 46.493417][ T4427] irq event stamp: 150534 [ 46.494183][ T4427] hardirqs last enabled at (150533): [] folio_memcg_lock+0xe8/0x1f4 [ 46.495838][ T4427] hardirqs last disabled at (150534): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 46.497530][ T4427] softirqs last enabled at (150242): [] local_bh_enable+0x10/0x34 [ 46.499151][ T4427] softirqs last disabled at (150240): [] local_bh_disable+0x10/0x34 [ 46.500874][ T4427] ---[ end trace 0000000000000000 ]--- [ 46.506638][ T4384] ------------[ cut here ]------------ [ 46.507602][ T4384] WARNING: CPU: 0 PID: 4384 at include/linux/backing-dev.h:247 __folio_start_writeback+0x88c/0xa7c [ 46.509474][ T4384] Modules linked in: [ 46.510186][ T4384] CPU: 0 PID: 4384 Comm: kworker/u4:5 Tainted: G W syzkaller #0 [ 46.511786][ T4384] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 46.513573][ T4384] Workqueue: writeback wb_workfn (flush-7:0) [ 46.514578][ T4384] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 46.515881][ T4384] pc : __folio_start_writeback+0x88c/0xa7c [ 46.516936][ T4384] lr : __folio_start_writeback+0x88c/0xa7c [ 46.517999][ T4384] sp : ffff800020b76c80 [ 46.518720][ T4384] x29: ffff800020b76d60 x28: dfff800000000000 x27: 0000000000000000 [ 46.520128][ T4384] x26: ffff70000416ed98 x25: 0000000000000000 x24: ffff0000cf122ce0 [ 46.521636][ T4384] x23: ffff800020b76ce0 x22: ffff0000c058bce8 x21: 0000000000000001 [ 46.523049][ T4384] x20: fffffc0003372e88 x19: fffffc0003372e80 x18: 00000000a433cfa8 [ 46.524443][ T4384] x17: ffff80001835b000 x16: ffff8000082d7db8 x15: ffff800017e3c000 [ 46.525829][ T4384] x14: 0000000000000001 x13: 1fffff800066e5d0 x12: 0000000000ff0100 [ 46.527188][ T4384] x11: ff0080000870c604 x10: 0000000000000000 x9 : ffff80000870c604 [ 46.528671][ T4384] x8 : ffff0000d6d68000 x7 : 0000000000000000 x6 : 0000000000000000 [ 46.530100][ T4384] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff80000870c0b0 [ 46.531541][ T4384] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 46.532958][ T4384] Call trace: [ 46.533535][ T4384] __folio_start_writeback+0x88c/0xa7c [ 46.534446][ T4384] set_page_writeback+0x5c/0x7c [ 46.535335][ T4384] gfs2_aspace_writepage+0x514/0x6dc [ 46.536260][ T4384] __writepage+0x70/0x184 [ 46.537031][ T4384] write_cache_pages+0x74c/0xde8 [ 46.537892][ T4384] do_writepages+0x318/0x504 [ 46.538716][ T4384] filemap_fdatawrite_wbc+0x124/0x174 [ 46.539679][ T4384] filemap_fdatawrite+0xd0/0x12c [ 46.540556][ T4384] gfs2_write_inode+0x234/0x34c [ 46.541460][ T4384] __writeback_single_inode+0x5e0/0x1554 [ 46.542438][ T4384] writeback_sb_inodes+0x858/0x143c [ 46.543330][ T4384] wb_writeback+0x414/0xfcc [ 46.544191][ T4384] wb_workfn+0x360/0xe18 [ 46.544967][ T4384] process_one_work+0x7f8/0x13a4 [ 46.545861][ T4384] worker_thread+0x8c4/0xfec [ 46.546667][ T4384] kthread+0x250/0x2d8 [ 46.547373][ T4384] ret_from_fork+0x10/0x20 [ 46.548183][ T4384] irq event stamp: 194270 [ 46.548926][ T4384] hardirqs last enabled at (194269): [] folio_memcg_lock+0xe8/0x1f4 [ 46.550566][ T4384] hardirqs last disabled at (194270): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 46.552354][ T4384] softirqs last enabled at (194220): [] ieee80211_ibss_work+0x2a8/0xd68 [ 46.554090][ T4384] softirqs last disabled at (194218): [] ieee80211_ibss_work+0xdc/0xd68 [ 46.555803][ T4384] ---[ end trace 0000000000000000 ]--- [ 46.565203][ C0] ------------[ cut here ]------------ [ 46.566117][ C0] WARNING: CPU: 0 PID: 15 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d0/0x9cc [ 46.567626][ C0] Modules linked in: [ 46.568188][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W syzkaller #0 [ 46.569447][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 46.570972][ C0] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 46.572132][ C0] pc : __folio_end_writeback+0x7d0/0x9cc [ 46.573162][ C0] lr : __folio_end_writeback+0x7d0/0x9cc [ 46.574095][ C0] sp : ffff80001ca27970 [ 46.574758][ C0] x29: ffff80001ca27990 x28: dfff800000000000 x27: ffff0000c058bce8 [ 46.576120][ C0] x26: 0000000000000000 x25: 05ffd400000020d2 x24: 1fffff800066e5d0 [ 46.577435][ C0] x23: 0000000000000001 x22: ffff0000cf122ce0 x21: ffff0000cf122ce8 [ 46.578849][ C0] x20: 0000000000000001 x19: fffffc0003372e80 x18: ffff800011b9bf60 [ 46.580258][ C0] x17: ffff80001835b000 x16: ffff8000082d7db8 x15: ffff800017e3c000 [ 46.581740][ C0] x14: 0000000000000003 x13: 1ffff00003944f20 x12: 0000000000ff0100 [ 46.583111][ C0] x11: ff0080000870bb7c x10: 0000000000000000 x9 : ffff80000870bb7c [ 46.584416][ C0] x8 : ffff0000c09b3780 x7 : 0000000000000000 x6 : 0000000000000000 [ 46.585874][ C0] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 46.587066][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 46.588405][ C0] Call trace: [ 46.588942][ C0] __folio_end_writeback+0x7d0/0x9cc [ 46.589786][ C0] folio_end_writeback+0x12c/0x410 [ 46.590644][ C0] end_page_writeback+0x58/0x74 [ 46.591469][ C0] end_buffer_async_write+0x32c/0x4f4 [ 46.592403][ C0] end_bio_bh_io_sync+0xb0/0x1dc [ 46.593232][ C0] bio_endio+0x750/0x794 [ 46.593940][ C0] blk_update_request+0x49c/0xbec [ 46.594810][ C0] blk_mq_end_request+0x54/0x88 [ 46.595668][ C0] lo_complete_rq+0x1ec/0x250 [ 46.596500][ C0] blk_done_softirq+0x11c/0x168 [ 46.597423][ C0] handle_softirqs+0x318/0xc60 [ 46.598281][ C0] run_ksoftirqd+0x7c/0x2ac [ 46.599132][ C0] smpboot_thread_fn+0x4b0/0x964 [ 46.600001][ C0] kthread+0x250/0x2d8 [ 46.600707][ C0] ret_from_fork+0x10/0x20 [ 46.601468][ C0] irq event stamp: 395509 [ 46.602214][ C0] hardirqs last enabled at (395508): [] folio_memcg_lock+0xe8/0x1f4 [ 46.603879][ C0] hardirqs last disabled at (395509): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 46.605653][ C0] softirqs last enabled at (395484): [] handle_softirqs+0xaec/0xc60 [ 46.607249][ C0] softirqs last disabled at (395489): [] run_ksoftirqd+0x7c/0x2ac [ 46.608768][ C0] ---[ end trace 0000000000000000 ]---