Warning: Permanently added '10.128.1.2' (ED25519) to the list of known hosts. 1970/01/01 00:00:32 parsed 1 programs [ 33.454050][ T4325] cgroup: Unknown subsys name 'net' [ 33.718978][ T4325] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 33.982384][ T4325] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 38.895113][ T4349] chnl_net:caif_netlink_parms(): no params data found [ 38.912442][ T4349] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.913597][ T4349] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.915182][ T4349] device bridge_slave_0 entered promiscuous mode [ 38.918068][ T4349] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.919254][ T4349] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.920783][ T4349] device bridge_slave_1 entered promiscuous mode [ 38.928040][ T4349] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 38.930387][ T4349] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 38.937110][ T4349] team0: Port device team_slave_0 added [ 38.941282][ T4349] team0: Port device team_slave_1 added [ 38.947664][ T4349] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 38.948777][ 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. [ 38.953292][ T4349] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 38.955795][ T4349] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 38.956962][ 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. [ 38.961316][ T4349] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 38.987729][ T4349] device hsr_slave_0 entered promiscuous mode [ 39.026241][ T4349] device hsr_slave_1 entered promiscuous mode [ 39.111274][ T4349] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 39.148488][ T4349] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 39.188596][ T4349] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 39.228554][ T4349] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 39.293887][ T4349] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.295093][ T4349] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.296547][ T4349] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.297716][ T4349] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.315127][ T4349] 8021q: adding VLAN 0 to HW filter on device bond0 [ 39.319387][ T62] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.321822][ T62] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.323434][ T62] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.329280][ T4349] 8021q: adding VLAN 0 to HW filter on device team0 [ 39.332370][ T62] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 39.334092][ T62] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.335280][ T62] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.339597][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 39.341118][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.342311][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.350381][ T62] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 39.352511][ T62] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 39.355707][ T62] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 39.358814][ T62] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 39.362222][ T62] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 39.364747][ T4349] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 39.460831][ T4349] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 39.463259][ T62] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 39.464435][ T62] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 39.470438][ T62] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 39.476225][ T62] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 39.477931][ T62] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 39.479260][ T62] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 39.481547][ T4349] device veth0_vlan entered promiscuous mode [ 39.484892][ T4349] device veth1_vlan entered promiscuous mode [ 39.492590][ T62] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 39.494015][ T62] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 39.495623][ T62] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 39.498279][ T4349] device veth0_macvtap entered promiscuous mode [ 39.500652][ T4349] device veth1_macvtap entered promiscuous mode [ 39.505687][ T4349] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 39.509130][ T4349] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 39.511970][ T4349] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.513409][ T4349] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.514920][ T4349] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.516944][ T4349] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.519183][ T62] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 39.520916][ T62] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 39.522704][ T62] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 39.947831][ T1666] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 40.513833][ T4373] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 40.515248][ T4373] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 40.518805][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 40.525620][ T39] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 40.527545][ T39] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 40.528946][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 40.731990][ T4406] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 40.733649][ T4406] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 40.735031][ T4406] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 40.737198][ T4406] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 40.738677][ T4406] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 40.739933][ T4406] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 1970/01/01 00:00:40 executed programs: 0 [ 40.953095][ T47] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 40.954859][ T47] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 40.956462][ T47] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 40.958108][ T47] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 40.959539][ T47] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 40.960767][ T47] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 41.014160][ T4415] chnl_net:caif_netlink_parms(): no params data found [ 41.029364][ T4415] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.030817][ T4415] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.032400][ T4415] device bridge_slave_0 entered promiscuous mode [ 41.034420][ T4415] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.035509][ T4415] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.038225][ T4415] device bridge_slave_1 entered promiscuous mode [ 41.045304][ T4415] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 41.048463][ T4415] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 41.054781][ T4415] team0: Port device team_slave_0 added [ 41.057703][ T4415] team0: Port device team_slave_1 added [ 41.063604][ T4415] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 41.064779][ T4415] 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. [ 41.069661][ T4415] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 41.072168][ T4415] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 41.073246][ T4415] 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. [ 41.077685][ T4415] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 41.137160][ T4415] device hsr_slave_0 entered promiscuous mode [ 41.176276][ T4415] device hsr_slave_1 entered promiscuous mode [ 41.216111][ T4415] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 41.217456][ T4415] Cannot create hsr debugfs directory [ 42.637509][ T1666] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 42.976394][ T4406] Bluetooth: hci1: command 0x0409 tx timeout [ 44.937214][ T1666] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 45.017868][ T1666] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 45.056569][ T4406] Bluetooth: hci1: command 0x041b tx timeout [ 46.132463][ T4415] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 46.250149][ T4415] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 46.307097][ T4415] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 46.409187][ T4415] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 46.530025][ T4415] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.533875][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.535576][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.538321][ T4415] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.540739][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.542346][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.543898][ T39] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.545037][ T39] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.546747][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.549459][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.551094][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.552834][ T39] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.554071][ T39] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.559413][ T1666] device hsr_slave_0 left promiscuous mode [ 46.606288][ T1666] device hsr_slave_1 left promiscuous mode [ 46.687090][ T1666] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 46.688286][ T1666] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 46.690009][ T1666] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 46.691277][ T1666] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 46.692761][ T1666] device bridge_slave_1 left promiscuous mode [ 46.693967][ T1666] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.756865][ T1666] device bridge_slave_0 left promiscuous mode [ 46.757892][ T1666] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.886269][ T1666] device veth1_macvtap left promiscuous mode [ 46.887381][ T1666] device veth0_macvtap left promiscuous mode [ 46.888417][ T1666] device veth1_vlan left promiscuous mode [ 46.889416][ T1666] device veth0_vlan left promiscuous mode [ 47.136115][ T4406] Bluetooth: hci1: command 0x040f tx timeout [ 49.077179][ T1666] team0 (unregistering): Port device team_slave_1 removed [ 49.216067][ T4406] Bluetooth: hci1: command 0x0419 tx timeout [ 49.236741][ T1666] team0 (unregistering): Port device team_slave_0 removed [ 49.416539][ T1666] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 49.617371][ T1666] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 51.197422][ T1666] bond0 (unregistering): Released all slaves [ 51.497694][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 51.499503][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 51.501165][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 51.502886][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 51.504738][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 51.507198][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 51.508775][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 51.510237][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.511726][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 51.513699][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 51.515532][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 51.517600][ T4415] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 51.573253][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 51.574668][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 51.577693][ T4415] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 51.582784][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 51.584403][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 51.591354][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 51.592927][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 51.594531][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 51.595976][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 51.599647][ T4415] device veth0_vlan entered promiscuous mode [ 51.602828][ T4415] device veth1_vlan entered promiscuous mode [ 51.610193][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 51.611772][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 51.613245][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 51.614820][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 51.617629][ T4415] device veth0_macvtap entered promiscuous mode [ 51.619908][ T4415] device veth1_macvtap entered promiscuous mode [ 51.625204][ T4415] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 51.631054][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 51.632775][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 51.634251][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 51.635860][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 51.638976][ T4415] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 51.640217][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 51.641816][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 51.644196][ T4415] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.645568][ T4415] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.647638][ T4415] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.648848][ T4415] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.667415][ T1619] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 51.668695][ T1619] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 51.671471][ T62] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 51.679730][ T39] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 51.681005][ T39] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 51.682684][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 51.843105][ T4495] loop0: detected capacity change from 0 to 32768 [ 51.856990][ T4495] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 51.858541][ T4495] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 51.863537][ T4495] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 51.865874][ T4438] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 51.868239][ T4438] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 51.880813][ T4438] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 12ms [ 51.882812][ T4438] gfs2: fsid=syz:syz.0: jid=0: Done [ 51.883839][ T4495] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 51.944281][ T4415] ------------[ cut here ]------------ [ 51.945208][ T4415] WARNING: CPU: 0 PID: 4415 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xcd8 [ 51.946952][ T4415] Modules linked in: [ 51.947621][ T4415] CPU: 0 PID: 4415 Comm: syz-executor Not tainted syzkaller #0 [ 51.948894][ T4415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 51.950650][ T4415] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 51.952065][ T4415] pc : __folio_mark_dirty+0x8a0/0xcd8 [ 51.953131][ T4415] lr : __folio_mark_dirty+0x8a0/0xcd8 [ 51.954085][ T4415] sp : ffff800020b776e0 [ 51.954782][ T4415] x29: ffff800020b77700 x28: 1fffff80006a58b8 x27: dfff800000000000 [ 51.956158][ T4415] x26: 0000000000000000 x25: ffff0000c049c990 x24: 0000000000000001 [ 51.957536][ T4415] x23: 0000000000000000 x22: fffffc000352c5c8 x21: 1fffe00018093932 [ 51.958878][ T4415] x20: ffff0000ca88e250 x19: fffffc000352c5c0 x18: ffff800011b9bf60 [ 51.960283][ T4415] x17: ffff80001835b000 x16: ffff8000082d7db8 x15: ffff800017e3c000 [ 51.961670][ T4415] x14: 0000000000000001 x13: 1fffe00018093932 x12: 0000000000ff0100 [ 51.963089][ T4415] x11: ff0080000870a0f8 x10: 0000000000000000 x9 : ffff80000870a0f8 [ 51.964532][ T4415] x8 : ffff0000d0135340 x7 : 0000000000000000 x6 : 0000000000000000 [ 51.965956][ T4415] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a58a88 [ 51.967321][ T4415] x2 : ffff0000cebea060 x1 : 0000000000000000 x0 : 0000000000000000 [ 51.968693][ T4415] Call trace: [ 51.969336][ T4415] __folio_mark_dirty+0x8a0/0xcd8 [ 51.970147][ T4415] mark_buffer_dirty+0x2b8/0x5c0 [ 51.970962][ T4415] gfs2_unpin+0x120/0x8fc [ 51.971788][ T4415] buf_lo_after_commit+0x140/0x188 [ 51.972661][ T4415] gfs2_log_flush+0xc00/0x1b20 [ 51.973426][ T4415] gfs2_kill_sb+0x5c/0xd4 [ 51.974207][ T4415] deactivate_locked_super+0xac/0x120 [ 51.975129][ T4415] deactivate_super+0xe4/0x104 [ 51.975968][ T4415] cleanup_mnt+0x390/0x418 [ 51.976727][ T4415] __cleanup_mnt+0x20/0x30 [ 51.977440][ T4415] task_work_run+0x1ec/0x278 [ 51.978219][ T4415] do_notify_resume+0x1fa0/0x2aa4 [ 51.979023][ T4415] el0_svc+0x98/0x128 [ 51.979659][ T4415] el0t_64_sync_handler+0x84/0xf0 [ 51.980603][ T4415] el0t_64_sync+0x18c/0x190 [ 51.981296][ T4415] irq event stamp: 167178 [ 51.982036][ T4415] hardirqs last enabled at (167177): [] folio_memcg_lock+0xe8/0x1f4 [ 51.983780][ T4415] hardirqs last disabled at (167178): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 51.985512][ T4415] softirqs last enabled at (167076): [] local_bh_enable+0x10/0x34 [ 51.987155][ T4415] softirqs last disabled at (167074): [] local_bh_disable+0x10/0x34 [ 51.988746][ T4415] ---[ end trace 0000000000000000 ]--- [ 51.993704][ T4415] ------------[ cut here ]------------ [ 51.994650][ T4415] WARNING: CPU: 0 PID: 4415 at include/linux/backing-dev.h:247 __folio_start_writeback+0x88c/0xa7c [ 51.996372][ T4415] Modules linked in: [ 51.997070][ T4415] CPU: 0 PID: 4415 Comm: syz-executor Tainted: G W syzkaller #0 [ 51.998522][ T4415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 52.000176][ T4415] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 52.001541][ T4415] pc : __folio_start_writeback+0x88c/0xa7c [ 52.002550][ T4415] lr : __folio_start_writeback+0x88c/0xa7c [ 52.003501][ T4415] sp : ffff800020b77180 [ 52.004245][ T4415] x29: ffff800020b77260 x28: dfff800000000000 x27: 0000000000000000 [ 52.005620][ T4415] x26: ffff70000416ee38 x25: 0000000000000000 x24: ffff0000ca88e250 [ 52.006911][ T4415] x23: ffff800020b771e0 x22: ffff0000c049c7e8 x21: 0000000000000001 [ 52.008285][ T4415] x20: fffffc000352c5c8 x19: fffffc000352c5c0 x18: ffff800011b9bf60 [ 52.009715][ T4415] x17: ffff80001835b000 x16: ffff8000082d7db8 x15: 0000000000000000 [ 52.011011][ T4415] x14: 0000000000000001 x13: 1fffff80006a58b8 x12: 0000000000ff0100 [ 52.012267][ T4415] x11: ff0080000870c604 x10: 0000000000000000 x9 : ffff80000870c604 [ 52.013477][ T4415] x8 : ffff0000d0135340 x7 : ffff80000870c070 x6 : 0000000000000000 [ 52.014803][ T4415] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000870c0b0 [ 52.016243][ T4415] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 52.017648][ T4415] Call trace: [ 52.018241][ T4415] __folio_start_writeback+0x88c/0xa7c [ 52.019166][ T4415] set_page_writeback+0x5c/0x7c [ 52.019985][ T4415] gfs2_aspace_writepage+0x514/0x6dc [ 52.020909][ T4415] __gfs2_writepage+0x70/0x184 [ 52.021639][ T4415] write_cache_pages+0x74c/0xde8 [ 52.022509][ T4415] gfs2_ail1_flush+0x7c4/0xa14 [ 52.023323][ T4415] empty_ail1_list+0x130/0x214 [ 52.024115][ T4415] gfs2_log_flush+0x12b4/0x1b20 [ 52.025008][ T4415] gfs2_kill_sb+0x5c/0xd4 [ 52.025694][ T4415] deactivate_locked_super+0xac/0x120 [ 52.026666][ T4415] deactivate_super+0xe4/0x104 [ 52.027494][ T4415] cleanup_mnt+0x390/0x418 [ 52.028265][ T4415] __cleanup_mnt+0x20/0x30 [ 52.028992][ T4415] task_work_run+0x1ec/0x278 [ 52.029851][ T4415] do_notify_resume+0x1fa0/0x2aa4 [ 52.030787][ T4415] el0_svc+0x98/0x128 [ 52.031464][ T4415] el0t_64_sync_handler+0x84/0xf0 [ 52.032357][ T4415] el0t_64_sync+0x18c/0x190 [ 52.033150][ T4415] irq event stamp: 167324 [ 52.033889][ T4415] hardirqs last enabled at (167323): [] folio_memcg_lock+0xe8/0x1f4 [ 52.035550][ T4415] hardirqs last disabled at (167324): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 52.037308][ T4415] softirqs last enabled at (167302): [] handle_softirqs+0xaec/0xc60 [ 52.038947][ T4415] softirqs last disabled at (167181): [] __do_softirq+0x14/0x20 [ 52.040682][ T4415] ---[ end trace 0000000000000000 ]--- [ 52.057015][ C0] ------------[ cut here ]------------ [ 52.058004][ C0] WARNING: CPU: 0 PID: 15 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d0/0x9cc [ 52.059701][ C0] Modules linked in: [ 52.060389][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W syzkaller #0 [ 52.061839][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 52.063562][ C0] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 52.064760][ C0] pc : __folio_end_writeback+0x7d0/0x9cc [ 52.065669][ C0] lr : __folio_end_writeback+0x7d0/0x9cc [ 52.066653][ C0] sp : ffff80001ca27970 [ 52.067350][ C0] x29: ffff80001ca27990 x28: dfff800000000000 x27: ffff0000c049c7e8 [ 52.068665][ C0] x26: 0000000000000000 x25: 05ffd60000002052 x24: 1fffff80006d3aa0 [ 52.069995][ C0] x23: 0000000000000001 x22: ffff0000ca88c2a0 x21: ffff0000ca88c2a8 [ 52.071340][ C0] x20: 0000000000000001 x19: fffffc000369d500 x18: ffff800011b9bf60 [ 52.072737][ C0] x17: 1fffe00033ea637e x16: ffff8000082d7db8 x15: 0000000000000000 [ 52.074078][ C0] x14: 0000000000000003 x13: 1ffff00003944f20 x12: 0000000000ff0100 [ 52.075396][ C0] x11: ff0080000870bb7c x10: 0000000000000000 x9 : ffff80000870bb7c [ 52.076693][ C0] x8 : ffff0000c09b3780 x7 : 0000000000000000 x6 : 0000000000000000 [ 52.078041][ C0] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 52.079344][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 52.080738][ C0] Call trace: [ 52.081322][ C0] __folio_end_writeback+0x7d0/0x9cc [ 52.082169][ C0] folio_end_writeback+0x12c/0x410 [ 52.082924][ C0] end_page_writeback+0x58/0x74 [ 52.083745][ C0] end_buffer_async_write+0x32c/0x4f4 [ 52.084628][ C0] end_bio_bh_io_sync+0xb0/0x1dc [ 52.085447][ C0] bio_endio+0x750/0x794 [ 52.086119][ C0] blk_update_request+0x49c/0xbec [ 52.087003][ C0] blk_mq_end_request+0x54/0x88 [ 52.087813][ C0] lo_complete_rq+0x1ec/0x250 [ 52.088623][ C0] blk_done_softirq+0x11c/0x168 [ 52.089472][ C0] handle_softirqs+0x318/0xc60 [ 52.090221][ C0] run_ksoftirqd+0x7c/0x2ac [ 52.091045][ C0] smpboot_thread_fn+0x4b0/0x964 [ 52.091842][ C0] kthread+0x250/0x2d8 [ 52.092519][ C0] ret_from_fork+0x10/0x20 [ 52.093191][ C0] irq event stamp: 439603 [ 52.093895][ C0] hardirqs last enabled at (439602): [] folio_memcg_lock+0xe8/0x1f4 [ 52.095478][ C0] hardirqs last disabled at (439603): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 52.097071][ C0] softirqs last enabled at (439592): [] handle_softirqs+0xaec/0xc60 [ 52.098710][ C0] softirqs last disabled at (439597): [] run_ksoftirqd+0x7c/0x2ac [ 52.100300][ C0] ---[ end trace 0000000000000000 ]---