Warning: Permanently added '10.128.0.254' (ED25519) to the list of known hosts. 1970/01/01 00:01:03 parsed 1 programs [ 64.482281][ T4469] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 66.899382][ T4556] chnl_net:caif_netlink_parms(): no params data found [ 66.915716][ T4556] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.916881][ T4556] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.918348][ T4556] device bridge_slave_0 entered promiscuous mode [ 66.920502][ T4556] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.921671][ T4556] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.923126][ T4556] device bridge_slave_1 entered promiscuous mode [ 66.931504][ T4556] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.933992][ T4556] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.941476][ T4556] team0: Port device team_slave_0 added [ 66.943211][ T4556] team0: Port device team_slave_1 added [ 66.950113][ T4556] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 66.951566][ T4556] 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. [ 66.954990][ T4556] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 66.958526][ T4556] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 66.959609][ T4556] 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. [ 66.963386][ T4556] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 67.031601][ T4556] device hsr_slave_0 entered promiscuous mode [ 67.070375][ T4556] device hsr_slave_1 entered promiscuous mode [ 67.634889][ T4556] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 67.673069][ T4556] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 67.790286][ T4556] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 67.822156][ T4556] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 67.871733][ T4556] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.872997][ T4556] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.874354][ T4556] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.875433][ T4556] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.903584][ T4556] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.910835][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.912712][ T136] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.915231][ T136] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.921501][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 67.925403][ T4556] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.928036][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.929561][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.934973][ T345] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.936061][ T345] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.938220][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.939718][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.941669][ T345] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.942640][ T345] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.945251][ T4241] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.948317][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.961465][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.963428][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.964982][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.969773][ T4556] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 67.980298][ T4556] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 67.982964][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.984597][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.986082][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.987451][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.988892][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.000685][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.002172][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.092297][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.093500][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.096415][ T4556] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.102297][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 68.103818][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 68.114327][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 68.115747][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 68.117670][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 68.119065][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 68.131766][ T4556] device veth0_vlan entered promiscuous mode [ 68.135439][ T4556] device veth1_vlan entered promiscuous mode [ 68.151800][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 68.153277][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 68.154653][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 68.156052][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 68.161808][ T4556] device veth0_macvtap entered promiscuous mode [ 68.165390][ T4556] device veth1_macvtap entered promiscuous mode [ 68.171934][ T4556] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 68.173152][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 68.174614][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 68.175990][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 68.177444][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 68.183032][ T4556] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 68.190705][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 68.192396][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 68.195380][ T4556] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.196690][ T4556] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.198098][ T4556] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.199431][ T4556] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.652867][ T431] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 68.976460][ T136] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 68.977701][ T136] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 68.982141][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 68.989696][ T345] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 68.991187][ T345] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 68.992786][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:09 executed programs: 0 [ 69.259012][ T4815] chnl_net:caif_netlink_parms(): no params data found [ 69.278500][ T4815] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.279688][ T4815] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.283121][ T4815] device bridge_slave_0 entered promiscuous mode [ 69.285211][ T4815] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.286354][ T4815] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.287888][ T4815] device bridge_slave_1 entered promiscuous mode [ 69.297472][ T4815] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.300022][ T4815] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.309025][ T4815] team0: Port device team_slave_0 added [ 69.311242][ T4815] team0: Port device team_slave_1 added [ 69.318531][ T4815] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 69.319525][ T4815] 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. [ 69.324537][ T4815] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 69.326735][ T4815] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 69.327764][ T4815] 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. [ 69.331650][ T4815] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 69.401215][ T4815] device hsr_slave_0 entered promiscuous mode [ 69.440570][ T4815] device hsr_slave_1 entered promiscuous mode [ 69.480251][ T4815] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.481479][ T4815] Cannot create hsr debugfs directory [ 69.611418][ T2063] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.612084][ T1968] cfg80211: failed to load regulatory.db [ 69.612575][ T2063] ieee802154 phy1 wpan1: encryption failed: -22 [ 71.282948][ T431] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 71.290363][ T1968] Bluetooth: hci0: command 0x0409 tx timeout [ 73.370455][ T4175] Bluetooth: hci0: command 0x041b tx timeout [ 73.593725][ T431] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 73.633621][ T431] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 74.575961][ T4815] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 74.631394][ T4815] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 74.681204][ T4815] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 74.722054][ T4815] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 74.783010][ T4815] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.786566][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 74.788115][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 74.790768][ T4815] 8021q: adding VLAN 0 to HW filter on device team0 [ 74.793140][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 74.794661][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 74.796096][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.797145][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.798442][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 74.801207][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 74.802707][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 74.804130][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.805140][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.807454][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 74.810953][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 74.813632][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 74.815557][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 74.817194][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 74.819718][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 74.822637][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 74.825346][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 74.826823][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 74.829672][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 74.832365][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 74.834800][ T4815] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 74.883193][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 74.884505][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 74.888043][ T4815] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 74.894355][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 74.895973][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 74.902368][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 74.903941][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 74.905508][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 74.906811][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 74.909066][ T4815] device veth0_vlan entered promiscuous mode [ 74.912248][ T4815] device veth1_vlan entered promiscuous mode [ 74.919473][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 74.921360][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 74.922741][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 74.924161][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 74.926925][ T4815] device veth0_macvtap entered promiscuous mode [ 74.929214][ T4815] device veth1_macvtap entered promiscuous mode [ 74.934120][ T4815] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 74.935768][ T4815] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 74.937832][ T4815] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 74.939087][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 74.941702][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 74.943133][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 74.944634][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 74.947029][ T4815] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 74.948606][ T4815] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 74.951091][ T4815] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 74.952421][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 74.953963][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 74.956516][ T4815] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.957743][ T4815] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.958948][ T4815] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.960489][ T4815] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.977738][ T136] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 74.984692][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 74.984747][ T136] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 74.985930][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 74.987626][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 74.989602][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:14 executed programs: 2 [ 75.108211][ T5002] loop0: detected capacity change from 0 to 32768 [ 75.190838][ T4815] BUG: Bad page state in process syz-executor pfn:109905 [ 75.192024][ T4815] page:0000000009dc1178 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x109905 [ 75.193466][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 75.195039][ T4815] raw: 05ffc00000002006 fffffc0003259288 ffff80001f5b75c0 0000000000000000 [ 75.196450][ T4815] raw: 0000000000000004 ffff0000c99a6000 00000000ffffffff 0000000000000000 [ 75.197734][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 75.198803][ T4815] Modules linked in: [ 75.199435][ T4815] CPU: 0 PID: 4815 Comm: syz-executor Not tainted syzkaller #0 [ 75.200642][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 75.202231][ T4815] Call trace: [ 75.202763][ T4815] dump_backtrace+0x0/0x43c [ 75.203494][ T4815] show_stack+0x2c/0x3c [ 75.204098][ T4815] __dump_stack+0x30/0x40 [ 75.204754][ T4815] dump_stack_lvl+0xf8/0x160 [ 75.205458][ T4815] dump_stack+0x1c/0x5c [ 75.206082][ T4815] bad_page+0x188/0x1a8 [ 75.206699][ T4815] check_free_page_bad+0xf4/0x16c [ 75.207400][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 75.208225][ T4815] free_unref_page_list+0xdc/0x754 [ 75.208953][ T4815] release_pages+0x13c8/0x16e0 [ 75.209659][ T4815] __pagevec_release+0x84/0xf8 [ 75.210353][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 75.211163][ T4815] truncate_inode_pages+0x2c/0x3c [ 75.211878][ T4815] dbUnmount+0xf4/0x168 [ 75.212463][ T4815] jfs_umount+0x1c4/0x328 [ 75.213136][ T4815] jfs_put_super+0x90/0x188 [ 75.213832][ T4815] generic_shutdown_super+0x130/0x2f0 [ 75.214690][ T4815] kill_block_super+0x70/0xdc [ 75.215436][ T4815] deactivate_locked_super+0xb8/0x13c [ 75.216283][ T4815] deactivate_super+0xf8/0x118 [ 75.217005][ T4815] cleanup_mnt+0x3a4/0x458 [ 75.217660][ T4815] __cleanup_mnt+0x20/0x30 [ 75.218306][ T4815] task_work_run+0x12c/0x1e0 [ 75.219000][ T4815] do_notify_resume+0x24b4/0x3128 [ 75.219765][ T4815] el0_svc+0xf0/0x1e0 [ 75.220366][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 75.221204][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 75.222632][ T4815] Disabling lock debugging due to kernel taint [ 75.223584][ T4815] BUG: Bad page state in process syz-executor pfn:10964a [ 75.224723][ T4815] page:0000000075fa1c3d refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x10964a [ 75.226285][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 75.227663][ T4815] raw: 05ffc00000002006 fffffc000326d5c8 ffff80001f5b75c0 0000000000000000 [ 75.228876][ T4815] raw: 0000000000000003 ffff0000c99a60f8 00000000ffffffff 0000000000000000 [ 75.230550][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 75.231676][ T4815] Modules linked in: [ 75.232271][ T4815] CPU: 0 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 75.233501][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 75.234879][ T4815] Call trace: [ 75.235415][ T4815] dump_backtrace+0x0/0x43c [ 75.236120][ T4815] show_stack+0x2c/0x3c [ 75.236774][ T4815] __dump_stack+0x30/0x40 [ 75.237453][ T4815] dump_stack_lvl+0xf8/0x160 [ 75.238136][ T4815] dump_stack+0x1c/0x5c [ 75.238761][ T4815] bad_page+0x188/0x1a8 [ 75.239313][ T4815] check_free_page_bad+0xf4/0x16c [ 75.240097][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 75.240906][ T4815] free_unref_page_list+0xdc/0x754 [ 75.241637][ T4815] release_pages+0x13c8/0x16e0 [ 75.242304][ T4815] __pagevec_release+0x84/0xf8 [ 75.242939][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 75.243876][ T4815] truncate_inode_pages+0x2c/0x3c [ 75.244720][ T4815] dbUnmount+0xf4/0x168 [ 75.245389][ T4815] jfs_umount+0x1c4/0x328 [ 75.246016][ T4815] jfs_put_super+0x90/0x188 [ 75.246742][ T4815] generic_shutdown_super+0x130/0x2f0 [ 75.247569][ T4815] kill_block_super+0x70/0xdc [ 75.248335][ T4815] deactivate_locked_super+0xb8/0x13c [ 75.249207][ T4815] deactivate_super+0xf8/0x118 [ 75.249968][ T4815] cleanup_mnt+0x3a4/0x458 [ 75.250664][ T4815] __cleanup_mnt+0x20/0x30 [ 75.251285][ T4815] task_work_run+0x12c/0x1e0 [ 75.252043][ T4815] do_notify_resume+0x24b4/0x3128 [ 75.252784][ T4815] el0_svc+0xf0/0x1e0 [ 75.253367][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 75.254114][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 75.387941][ T5004] loop0: detected capacity change from 0 to 32768 [ 75.450229][ T4185] Bluetooth: hci0: command 0x040f tx timeout [ 75.453307][ T4815] BUG: Bad page state in process syz-executor pfn:109b33 [ 75.454354][ T4815] page:000000008d6f0901 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x109b33 [ 75.455812][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 75.457287][ T4815] raw: 05ffc00000002006 fffffc000337dcc8 ffff80001f5b75c0 0000000000000000 [ 75.458482][ T4815] raw: 0000000000000004 ffff0000d82e11f0 00000000ffffffff 0000000000000000 [ 75.460055][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 75.461445][ T4815] Modules linked in: [ 75.462022][ T4815] CPU: 1 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 75.463418][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 75.464965][ T4815] Call trace: [ 75.465450][ T4815] dump_backtrace+0x0/0x43c [ 75.466167][ T4815] show_stack+0x2c/0x3c [ 75.466834][ T4815] __dump_stack+0x30/0x40 [ 75.467508][ T4815] dump_stack_lvl+0xf8/0x160 [ 75.468224][ T4815] dump_stack+0x1c/0x5c [ 75.468907][ T4815] bad_page+0x188/0x1a8 [ 75.469540][ T4815] check_free_page_bad+0xf4/0x16c [ 75.470353][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 75.471271][ T4815] free_unref_page_list+0xdc/0x754 [ 75.472110][ T4815] release_pages+0x13c8/0x16e0 [ 75.472888][ T4815] __pagevec_release+0x84/0xf8 [ 75.473652][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 75.474581][ T4815] truncate_inode_pages+0x2c/0x3c [ 75.475407][ T4815] dbUnmount+0xf4/0x168 [ 75.476101][ T4815] jfs_umount+0x1c4/0x328 [ 75.476777][ T4815] jfs_put_super+0x90/0x188 [ 75.477525][ T4815] generic_shutdown_super+0x130/0x2f0 [ 75.478346][ T4815] kill_block_super+0x70/0xdc [ 75.479029][ T4815] deactivate_locked_super+0xb8/0x13c [ 75.479868][ T4815] deactivate_super+0xf8/0x118 [ 75.480585][ T4815] cleanup_mnt+0x3a4/0x458 [ 75.481269][ T4815] __cleanup_mnt+0x20/0x30 [ 75.481964][ T4815] task_work_run+0x12c/0x1e0 [ 75.482655][ T4815] do_notify_resume+0x24b4/0x3128 [ 75.483376][ T4815] el0_svc+0xf0/0x1e0 [ 75.483965][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 75.484728][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 75.485537][ T4815] BUG: Bad page state in process syz-executor pfn:10df73 [ 75.486665][ T4815] page:0000000002fee7c5 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x10df73 [ 75.488286][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 75.489984][ T4815] raw: 05ffc00000002006 fffffc00031fac48 ffff80001f5b75c0 0000000000000000 [ 75.491803][ T4815] raw: 0000000000000003 ffff0000d82e12e8 00000000ffffffff 0000000000000000 [ 75.493090][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 75.494184][ T4815] Modules linked in: [ 75.494800][ T4815] CPU: 1 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 75.496086][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 75.497518][ T4815] Call trace: [ 75.497951][ T4815] dump_backtrace+0x0/0x43c [ 75.498553][ T4815] show_stack+0x2c/0x3c [ 75.499221][ T4815] __dump_stack+0x30/0x40 [ 75.499896][ T4815] dump_stack_lvl+0xf8/0x160 [ 75.500608][ T4815] dump_stack+0x1c/0x5c [ 75.501260][ T4815] bad_page+0x188/0x1a8 [ 75.501945][ T4815] check_free_page_bad+0xf4/0x16c [ 75.502819][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 75.503647][ T4815] free_unref_page_list+0xdc/0x754 [ 75.504393][ T4815] release_pages+0x13c8/0x16e0 [ 75.505084][ T4815] __pagevec_release+0x84/0xf8 [ 75.505806][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 75.506689][ T4815] truncate_inode_pages+0x2c/0x3c [ 75.507428][ T4815] dbUnmount+0xf4/0x168 [ 75.508142][ T4815] jfs_umount+0x1c4/0x328 [ 75.508864][ T4815] jfs_put_super+0x90/0x188 [ 75.509544][ T4815] generic_shutdown_super+0x130/0x2f0 [ 75.510416][ T4815] kill_block_super+0x70/0xdc [ 75.511143][ T4815] deactivate_locked_super+0xb8/0x13c [ 75.511995][ T4815] deactivate_super+0xf8/0x118 [ 75.512745][ T4815] cleanup_mnt+0x3a4/0x458 [ 75.513389][ T4815] __cleanup_mnt+0x20/0x30 [ 75.514096][ T4815] task_work_run+0x12c/0x1e0 [ 75.514829][ T4815] do_notify_resume+0x24b4/0x3128 [ 75.515657][ T4815] el0_svc+0xf0/0x1e0 [ 75.516311][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 75.517103][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 75.652383][ T5006] loop0: detected capacity change from 0 to 32768 [ 75.680671][ T4815] BUG: Bad page state in process syz-executor pfn:112283 [ 75.681792][ T4815] page:00000000756ebd7a refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x112283 [ 75.683399][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 75.684925][ T4815] raw: 05ffc00000002006 fffffc000321ffc8 ffff80001f5b75c0 0000000000000000 [ 75.686351][ T4815] raw: 0000000000000004 ffff0000dceac3e0 00000000ffffffff 0000000000000000 [ 75.687709][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 75.688877][ T4815] Modules linked in: [ 75.689481][ T4815] CPU: 0 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 75.690925][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 75.692592][ T4815] Call trace: [ 75.693054][ T4815] dump_backtrace+0x0/0x43c [ 75.693707][ T4815] show_stack+0x2c/0x3c [ 75.694375][ T4815] __dump_stack+0x30/0x40 [ 75.694997][ T4815] dump_stack_lvl+0xf8/0x160 [ 75.695636][ T4815] dump_stack+0x1c/0x5c [ 75.696217][ T4815] bad_page+0x188/0x1a8 [ 75.696814][ T4815] check_free_page_bad+0xf4/0x16c [ 75.697640][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 75.698505][ T4815] free_unref_page_list+0xdc/0x754 [ 75.699301][ T4815] release_pages+0x13c8/0x16e0 [ 75.699984][ T4815] __pagevec_release+0x84/0xf8 [ 75.700689][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 75.701515][ T4815] truncate_inode_pages+0x2c/0x3c [ 75.702229][ T4815] dbUnmount+0xf4/0x168 [ 75.702818][ T4815] jfs_umount+0x1c4/0x328 [ 75.703415][ T4815] jfs_put_super+0x90/0x188 [ 75.704028][ T4815] generic_shutdown_super+0x130/0x2f0 [ 75.704820][ T4815] kill_block_super+0x70/0xdc [ 75.705574][ T4815] deactivate_locked_super+0xb8/0x13c [ 75.706357][ T4815] deactivate_super+0xf8/0x118 [ 75.707114][ T4815] cleanup_mnt+0x3a4/0x458 [ 75.707772][ T4815] __cleanup_mnt+0x20/0x30 [ 75.708438][ T4815] task_work_run+0x12c/0x1e0 [ 75.709106][ T4815] do_notify_resume+0x24b4/0x3128 [ 75.709874][ T4815] el0_svc+0xf0/0x1e0 [ 75.710432][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 75.711170][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 75.713372][ T4815] BUG: Bad page state in process syz-executor pfn:1087ff [ 75.714499][ T4815] page:00000000a14cedca refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x1087ff [ 75.716048][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 75.717638][ T4815] raw: 05ffc00000002006 fffffc00036ca488 ffff80001f5b75c0 0000000000000000 [ 75.718983][ T4815] raw: 0000000000000003 ffff0000dceac4d8 00000000ffffffff 0000000000000000 [ 75.721475][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 75.722542][ T4815] Modules linked in: [ 75.723160][ T4815] CPU: 1 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 75.724439][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 75.725988][ T4815] Call trace: [ 75.726463][ T4815] dump_backtrace+0x0/0x43c [ 75.727157][ T4815] show_stack+0x2c/0x3c [ 75.727772][ T4815] __dump_stack+0x30/0x40 [ 75.728387][ T4815] dump_stack_lvl+0xf8/0x160 [ 75.729014][ T4815] dump_stack+0x1c/0x5c [ 75.729567][ T4815] bad_page+0x188/0x1a8 [ 75.730131][ T4815] check_free_page_bad+0xf4/0x16c [ 75.730824][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 75.731587][ T4815] free_unref_page_list+0xdc/0x754 [ 75.732297][ T4815] release_pages+0x13c8/0x16e0 [ 75.732997][ T4815] __pagevec_release+0x84/0xf8 [ 75.733749][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 75.734673][ T4815] truncate_inode_pages+0x2c/0x3c [ 75.735489][ T4815] dbUnmount+0xf4/0x168 [ 75.736114][ T4815] jfs_umount+0x1c4/0x328 [ 75.736798][ T4815] jfs_put_super+0x90/0x188 [ 75.737474][ T4815] generic_shutdown_super+0x130/0x2f0 [ 75.738295][ T4815] kill_block_super+0x70/0xdc [ 75.739092][ T4815] deactivate_locked_super+0xb8/0x13c [ 75.739941][ T4815] deactivate_super+0xf8/0x118 [ 75.740687][ T4815] cleanup_mnt+0x3a4/0x458 [ 75.741409][ T4815] __cleanup_mnt+0x20/0x30 [ 75.742158][ T4815] task_work_run+0x12c/0x1e0 [ 75.742880][ T4815] do_notify_resume+0x24b4/0x3128 [ 75.743679][ T4815] el0_svc+0xf0/0x1e0 [ 75.744283][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 75.745028][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 75.867227][ T5008] loop0: detected capacity change from 0 to 32768 [ 75.936397][ T4815] BUG: Bad page state in process syz-executor pfn:129fac [ 75.950264][ T4815] page:00000000523ff517 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x129fac [ 75.951852][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 75.953331][ T4815] raw: 05ffc00000002006 fffffc000367f448 ffff80001f5b75c0 0000000000000000 [ 75.954491][ T4815] raw: 0000000000000004 ffff0000c8713000 00000000ffffffff 0000000000000000 [ 75.955700][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 75.956803][ T4815] Modules linked in: [ 75.957445][ T4815] CPU: 1 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 75.958835][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 75.960456][ T4815] Call trace: [ 75.960998][ T4815] dump_backtrace+0x0/0x43c [ 75.961737][ T4815] show_stack+0x2c/0x3c [ 75.962386][ T4815] __dump_stack+0x30/0x40 [ 75.963053][ T4815] dump_stack_lvl+0xf8/0x160 [ 75.963798][ T4815] dump_stack+0x1c/0x5c [ 75.964414][ T4815] bad_page+0x188/0x1a8 [ 75.965046][ T4815] check_free_page_bad+0xf4/0x16c [ 75.965880][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 75.966733][ T4815] free_unref_page_list+0xdc/0x754 [ 75.967550][ T4815] release_pages+0x13c8/0x16e0 [ 75.968289][ T4815] __pagevec_release+0x84/0xf8 [ 75.969004][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 75.969905][ T4815] truncate_inode_pages+0x2c/0x3c [ 75.970731][ T4815] dbUnmount+0xf4/0x168 [ 75.971434][ T4815] jfs_umount+0x1c4/0x328 [ 75.972097][ T4815] jfs_put_super+0x90/0x188 [ 75.972834][ T4815] generic_shutdown_super+0x130/0x2f0 [ 75.973671][ T4815] kill_block_super+0x70/0xdc [ 75.974441][ T4815] deactivate_locked_super+0xb8/0x13c [ 75.975273][ T4815] deactivate_super+0xf8/0x118 [ 75.976019][ T4815] cleanup_mnt+0x3a4/0x458 [ 75.976702][ T4815] __cleanup_mnt+0x20/0x30 [ 75.977404][ T4815] task_work_run+0x12c/0x1e0 [ 75.978158][ T4815] do_notify_resume+0x24b4/0x3128 [ 75.979015][ T4815] el0_svc+0xf0/0x1e0 [ 75.979658][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 75.980397][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 75.982521][ T4815] BUG: Bad page state in process syz-executor pfn:119fd1 [ 75.983585][ T4815] page:00000000490c94b5 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x119fd1 [ 75.985053][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 75.986474][ T4815] raw: 05ffc00000002006 fffffc00032cc7c8 ffff80001f5b75c0 0000000000000000 [ 75.987605][ T4815] raw: 0000000000000003 ffff0000c87130f8 00000000ffffffff 0000000000000000 [ 75.988849][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 75.989991][ T4815] Modules linked in: [ 75.990719][ T4815] CPU: 0 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 75.992101][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 75.993680][ T4815] Call trace: [ 75.994132][ T4815] dump_backtrace+0x0/0x43c [ 75.994841][ T4815] show_stack+0x2c/0x3c [ 75.995391][ T4815] __dump_stack+0x30/0x40 [ 75.996027][ T4815] dump_stack_lvl+0xf8/0x160 [ 75.996696][ T4815] dump_stack+0x1c/0x5c [ 75.997294][ T4815] bad_page+0x188/0x1a8 [ 75.997929][ T4815] check_free_page_bad+0xf4/0x16c [ 75.998737][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 75.999541][ T4815] free_unref_page_list+0xdc/0x754 [ 76.000296][ T4815] release_pages+0x13c8/0x16e0 [ 76.001045][ T4815] __pagevec_release+0x84/0xf8 [ 76.001735][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 76.002622][ T4815] truncate_inode_pages+0x2c/0x3c [ 76.003330][ T4815] dbUnmount+0xf4/0x168 [ 76.003935][ T4815] jfs_umount+0x1c4/0x328 [ 76.004548][ T4815] jfs_put_super+0x90/0x188 [ 76.005246][ T4815] generic_shutdown_super+0x130/0x2f0 [ 76.006093][ T4815] kill_block_super+0x70/0xdc [ 76.006857][ T4815] deactivate_locked_super+0xb8/0x13c [ 76.007767][ T4815] deactivate_super+0xf8/0x118 [ 76.008515][ T4815] cleanup_mnt+0x3a4/0x458 [ 76.009153][ T4815] __cleanup_mnt+0x20/0x30 [ 76.009825][ T4815] task_work_run+0x12c/0x1e0 [ 76.010497][ T4815] do_notify_resume+0x24b4/0x3128 [ 76.011278][ T4815] el0_svc+0xf0/0x1e0 [ 76.011847][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 76.012687][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 76.136952][ T5010] loop0: detected capacity change from 0 to 32768 [ 76.201065][ T4815] BUG: Bad page state in process syz-executor pfn:11aa55 [ 76.202078][ T4815] page:000000001f1ef482 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x11aa55 [ 76.203375][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 76.204823][ T4815] raw: 05ffc00000002006 fffffc0003b2e348 ffff80001f5b75c0 0000000000000000 [ 76.206251][ T4815] raw: 0000000000000004 ffff0000ed83a5d0 00000000ffffffff 0000000000000000 [ 76.207517][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 76.208606][ T4815] Modules linked in: [ 76.209223][ T4815] CPU: 0 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 76.210545][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.212038][ T4815] Call trace: [ 76.212519][ T4815] dump_backtrace+0x0/0x43c [ 76.213136][ T4815] show_stack+0x2c/0x3c [ 76.213741][ T4815] __dump_stack+0x30/0x40 [ 76.214384][ T4815] dump_stack_lvl+0xf8/0x160 [ 76.215018][ T4815] dump_stack+0x1c/0x5c [ 76.215639][ T4815] bad_page+0x188/0x1a8 [ 76.216293][ T4815] check_free_page_bad+0xf4/0x16c [ 76.217053][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 76.217897][ T4815] free_unref_page_list+0xdc/0x754 [ 76.218624][ T4815] release_pages+0x13c8/0x16e0 [ 76.219317][ T4815] __pagevec_release+0x84/0xf8 [ 76.220044][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 76.220921][ T4815] truncate_inode_pages+0x2c/0x3c [ 76.221668][ T4815] dbUnmount+0xf4/0x168 [ 76.222264][ T4815] jfs_umount+0x1c4/0x328 [ 76.222921][ T4815] jfs_put_super+0x90/0x188 [ 76.223612][ T4815] generic_shutdown_super+0x130/0x2f0 [ 76.224487][ T4815] kill_block_super+0x70/0xdc [ 76.225215][ T4815] deactivate_locked_super+0xb8/0x13c [ 76.226052][ T4815] deactivate_super+0xf8/0x118 [ 76.226808][ T4815] cleanup_mnt+0x3a4/0x458 [ 76.227512][ T4815] __cleanup_mnt+0x20/0x30 [ 76.228155][ T4815] task_work_run+0x12c/0x1e0 [ 76.228831][ T4815] do_notify_resume+0x24b4/0x3128 [ 76.229523][ T4815] el0_svc+0xf0/0x1e0 [ 76.230081][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 76.230809][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 76.232607][ T4815] BUG: Bad page state in process syz-executor pfn:12cb8d [ 76.233719][ T4815] page:00000000c22326a0 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x12cb8d [ 76.235093][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 76.236457][ T4815] raw: 05ffc00000002006 fffffc0003af2688 ffff80001f5b75c0 0000000000000000 [ 76.237587][ T4815] raw: 0000000000000003 ffff0000ed83a6c8 00000000ffffffff 0000000000000000 [ 76.238878][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 76.239942][ T4815] Modules linked in: [ 76.240951][ T4815] CPU: 1 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 76.242289][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.243830][ T4815] Call trace: [ 76.244328][ T4815] dump_backtrace+0x0/0x43c [ 76.245073][ T4815] show_stack+0x2c/0x3c [ 76.245712][ T4815] __dump_stack+0x30/0x40 [ 76.246367][ T4815] dump_stack_lvl+0xf8/0x160 [ 76.247005][ T4815] dump_stack+0x1c/0x5c [ 76.247660][ T4815] bad_page+0x188/0x1a8 [ 76.248280][ T4815] check_free_page_bad+0xf4/0x16c [ 76.248995][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 76.249739][ T4815] free_unref_page_list+0xdc/0x754 [ 76.250490][ T4815] release_pages+0x13c8/0x16e0 [ 76.251318][ T4815] __pagevec_release+0x84/0xf8 [ 76.252073][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 76.253000][ T4815] truncate_inode_pages+0x2c/0x3c [ 76.253838][ T4815] dbUnmount+0xf4/0x168 [ 76.254482][ T4815] jfs_umount+0x1c4/0x328 [ 76.255139][ T4815] jfs_put_super+0x90/0x188 [ 76.255851][ T4815] generic_shutdown_super+0x130/0x2f0 [ 76.256667][ T4815] kill_block_super+0x70/0xdc [ 76.257379][ T4815] deactivate_locked_super+0xb8/0x13c [ 76.258216][ T4815] deactivate_super+0xf8/0x118 [ 76.259028][ T4815] cleanup_mnt+0x3a4/0x458 [ 76.259746][ T4815] __cleanup_mnt+0x20/0x30 [ 76.260407][ T4815] task_work_run+0x12c/0x1e0 [ 76.261085][ T4815] do_notify_resume+0x24b4/0x3128 [ 76.261861][ T4815] el0_svc+0xf0/0x1e0 [ 76.262498][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 76.263271][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 76.383547][ T5012] loop0: detected capacity change from 0 to 32768 [ 76.440744][ T4815] BUG: Bad page state in process syz-executor pfn:100fcc [ 76.441835][ T4815] page:00000000e7f447fe refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x100fcc [ 76.443292][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 76.444791][ T4815] raw: 05ffc00000002006 fffffc0003b2b248 ffff80001f5b75c0 0000000000000000 [ 76.446127][ T4815] raw: 0000000000000004 ffff0000c87133e0 00000000ffffffff 0000000000000000 [ 76.447441][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 76.448529][ T4815] Modules linked in: [ 76.449380][ T4815] CPU: 0 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 76.450724][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.452185][ T4815] Call trace: [ 76.452645][ T4815] dump_backtrace+0x0/0x43c [ 76.453307][ T4815] show_stack+0x2c/0x3c [ 76.453908][ T4815] __dump_stack+0x30/0x40 [ 76.454519][ T4815] dump_stack_lvl+0xf8/0x160 [ 76.455152][ T4815] dump_stack+0x1c/0x5c [ 76.455833][ T4815] bad_page+0x188/0x1a8 [ 76.456527][ T4815] check_free_page_bad+0xf4/0x16c [ 76.457346][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 76.458189][ T4815] free_unref_page_list+0xdc/0x754 [ 76.459048][ T4815] release_pages+0x13c8/0x16e0 [ 76.459799][ T4815] __pagevec_release+0x84/0xf8 [ 76.460523][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 76.461422][ T4815] truncate_inode_pages+0x2c/0x3c [ 76.462208][ T4815] dbUnmount+0xf4/0x168 [ 76.462884][ T4815] jfs_umount+0x1c4/0x328 [ 76.463612][ T4815] jfs_put_super+0x90/0x188 [ 76.464371][ T4815] generic_shutdown_super+0x130/0x2f0 [ 76.465205][ T4815] kill_block_super+0x70/0xdc [ 76.465932][ T4815] deactivate_locked_super+0xb8/0x13c [ 76.466855][ T4815] deactivate_super+0xf8/0x118 [ 76.467662][ T4815] cleanup_mnt+0x3a4/0x458 [ 76.468338][ T4815] __cleanup_mnt+0x20/0x30 [ 76.469038][ T4815] task_work_run+0x12c/0x1e0 [ 76.469706][ T4815] do_notify_resume+0x24b4/0x3128 [ 76.470494][ T4815] el0_svc+0xf0/0x1e0 [ 76.471121][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 76.471953][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 76.473003][ T4815] BUG: Bad page state in process syz-executor pfn:12cac9 [ 76.474144][ T4815] page:000000008e133e60 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x12cac9 [ 76.475793][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 76.477327][ T4815] raw: 05ffc00000002006 fffffc00032088c8 ffff80001f5b75c0 0000000000000000 [ 76.478680][ T4815] raw: 0000000000000003 ffff0000c87134d8 00000000ffffffff 0000000000000000 [ 76.479996][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 76.481461][ T4815] Modules linked in: [ 76.482007][ T4815] CPU: 0 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 76.483368][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.485003][ T4815] Call trace: [ 76.485495][ T4815] dump_backtrace+0x0/0x43c [ 76.486146][ T4815] show_stack+0x2c/0x3c [ 76.486794][ T4815] __dump_stack+0x30/0x40 [ 76.487401][ T4815] dump_stack_lvl+0xf8/0x160 [ 76.488113][ T4815] dump_stack+0x1c/0x5c [ 76.488753][ T4815] bad_page+0x188/0x1a8 [ 76.489420][ T4815] check_free_page_bad+0xf4/0x16c [ 76.490152][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 76.490982][ T4815] free_unref_page_list+0xdc/0x754 [ 76.491745][ T4815] release_pages+0x13c8/0x16e0 [ 76.492385][ T4815] __pagevec_release+0x84/0xf8 [ 76.493082][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 76.493892][ T4815] truncate_inode_pages+0x2c/0x3c [ 76.494636][ T4815] dbUnmount+0xf4/0x168 [ 76.495254][ T4815] jfs_umount+0x1c4/0x328 [ 76.495883][ T4815] jfs_put_super+0x90/0x188 [ 76.496548][ T4815] generic_shutdown_super+0x130/0x2f0 [ 76.497342][ T4815] kill_block_super+0x70/0xdc [ 76.498067][ T4815] deactivate_locked_super+0xb8/0x13c [ 76.498959][ T4815] deactivate_super+0xf8/0x118 [ 76.499773][ T4815] cleanup_mnt+0x3a4/0x458 [ 76.500484][ T4815] __cleanup_mnt+0x20/0x30 [ 76.501189][ T4815] task_work_run+0x12c/0x1e0 [ 76.501985][ T4815] do_notify_resume+0x24b4/0x3128 [ 76.502843][ T4815] el0_svc+0xf0/0x1e0 [ 76.503438][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 76.504210][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 76.626811][ T5014] loop0: detected capacity change from 0 to 32768 [ 76.701914][ T4815] BUG: Bad page state in process syz-executor pfn:11c766 [ 76.703125][ T4815] page:000000009002b3be refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x11c766 [ 76.704610][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 76.705970][ T4815] raw: 05ffc00000002006 fffffc00033a7608 ffff80001f5b75c0 0000000000000000 [ 76.707152][ T4815] raw: 0000000000000004 ffff0000ecb285d0 00000000ffffffff 0000000000000000 [ 76.708331][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 76.709355][ T4815] Modules linked in: [ 76.709967][ T4815] CPU: 0 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 76.711365][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.713024][ T4815] Call trace: [ 76.713551][ T4815] dump_backtrace+0x0/0x43c [ 76.714319][ T4815] show_stack+0x2c/0x3c [ 76.715019][ T4815] __dump_stack+0x30/0x40 [ 76.715678][ T4815] dump_stack_lvl+0xf8/0x160 [ 76.716368][ T4815] dump_stack+0x1c/0x5c [ 76.716946][ T4815] bad_page+0x188/0x1a8 [ 76.717558][ T4815] check_free_page_bad+0xf4/0x16c [ 76.718291][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 76.719138][ T4815] free_unref_page_list+0xdc/0x754 [ 76.719924][ T4815] release_pages+0x13c8/0x16e0 [ 76.720656][ T4815] __pagevec_release+0x84/0xf8 [ 76.721376][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 76.722256][ T4815] truncate_inode_pages+0x2c/0x3c [ 76.723033][ T4815] dbUnmount+0xf4/0x168 [ 76.723716][ T4815] jfs_umount+0x1c4/0x328 [ 76.724371][ T4815] jfs_put_super+0x90/0x188 [ 76.725094][ T4815] generic_shutdown_super+0x130/0x2f0 [ 76.725910][ T4815] kill_block_super+0x70/0xdc [ 76.726580][ T4815] deactivate_locked_super+0xb8/0x13c [ 76.727366][ T4815] deactivate_super+0xf8/0x118 [ 76.728088][ T4815] cleanup_mnt+0x3a4/0x458 [ 76.728769][ T4815] __cleanup_mnt+0x20/0x30 [ 76.729498][ T4815] task_work_run+0x12c/0x1e0 [ 76.730202][ T4815] do_notify_resume+0x24b4/0x3128 [ 76.730942][ T4815] el0_svc+0xf0/0x1e0 [ 76.731507][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 76.732209][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 76.733697][ T4815] BUG: Bad page state in process syz-executor pfn:10e9d8 [ 76.734874][ T4815] page:00000000399c2f8d refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x10e9d8 [ 76.736433][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 76.737996][ T4815] raw: 05ffc00000002006 fffffc000322b648 ffff80001f5b75c0 0000000000000000 [ 76.739310][ T4815] raw: 0000000000000003 ffff0000ecb286c8 00000000ffffffff 0000000000000000 [ 76.741168][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 76.742212][ T4815] Modules linked in: [ 76.742793][ T4815] CPU: 0 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 76.744003][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.745371][ T4815] Call trace: [ 76.745811][ T4815] dump_backtrace+0x0/0x43c [ 76.746535][ T4815] show_stack+0x2c/0x3c [ 76.747133][ T4815] __dump_stack+0x30/0x40 [ 76.747789][ T4815] dump_stack_lvl+0xf8/0x160 [ 76.748431][ T4815] dump_stack+0x1c/0x5c [ 76.749030][ T4815] bad_page+0x188/0x1a8 [ 76.749635][ T4815] check_free_page_bad+0xf4/0x16c [ 76.750437][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 76.751369][ T4815] free_unref_page_list+0xdc/0x754 [ 76.752136][ T4815] release_pages+0x13c8/0x16e0 [ 76.752852][ T4815] __pagevec_release+0x84/0xf8 [ 76.753551][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 76.754369][ T4815] truncate_inode_pages+0x2c/0x3c [ 76.755094][ T4815] dbUnmount+0xf4/0x168 [ 76.755702][ T4815] jfs_umount+0x1c4/0x328 [ 76.756331][ T4815] jfs_put_super+0x90/0x188 [ 76.757009][ T4815] generic_shutdown_super+0x130/0x2f0 [ 76.757798][ T4815] kill_block_super+0x70/0xdc [ 76.758490][ T4815] deactivate_locked_super+0xb8/0x13c [ 76.759358][ T4815] deactivate_super+0xf8/0x118 [ 76.760076][ T4815] cleanup_mnt+0x3a4/0x458 [ 76.760692][ T4815] __cleanup_mnt+0x20/0x30 [ 76.761375][ T4815] task_work_run+0x12c/0x1e0 [ 76.762102][ T4815] do_notify_resume+0x24b4/0x3128 [ 76.762913][ T4815] el0_svc+0xf0/0x1e0 [ 76.763569][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 76.764408][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 76.867513][ T5016] loop0: detected capacity change from 0 to 32768 [ 76.924599][ T4815] BUG: Bad page state in process syz-executor pfn:107a2e [ 76.925731][ T4815] page:0000000036163e36 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x107a2e [ 76.927166][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 76.928469][ T4815] raw: 05ffc00000002006 fffffc000322b688 ffff80001f5b75c0 0000000000000000 [ 76.929648][ T4815] raw: 0000000000000004 ffff0000ebb3a7c0 00000000ffffffff 0000000000000000 [ 76.931282][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 76.932446][ T4815] Modules linked in: [ 76.933116][ T4815] CPU: 0 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 76.934495][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.935979][ T4815] Call trace: [ 76.936434][ T4815] dump_backtrace+0x0/0x43c [ 76.937139][ T4815] show_stack+0x2c/0x3c [ 76.937790][ T4815] __dump_stack+0x30/0x40 [ 76.938405][ T4815] dump_stack_lvl+0xf8/0x160 [ 76.939082][ T4815] dump_stack+0x1c/0x5c [ 76.939741][ T4815] bad_page+0x188/0x1a8 [ 76.940430][ T4815] check_free_page_bad+0xf4/0x16c [ 76.941205][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 76.942028][ T4815] free_unref_page_list+0xdc/0x754 [ 76.942843][ T4815] release_pages+0x13c8/0x16e0 [ 76.943562][ T4815] __pagevec_release+0x84/0xf8 [ 76.944337][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 76.945277][ T4815] truncate_inode_pages+0x2c/0x3c [ 76.946084][ T4815] dbUnmount+0xf4/0x168 [ 76.946761][ T4815] jfs_umount+0x1c4/0x328 [ 76.947433][ T4815] jfs_put_super+0x90/0x188 [ 76.948144][ T4815] generic_shutdown_super+0x130/0x2f0 [ 76.948984][ T4815] kill_block_super+0x70/0xdc [ 76.949705][ T4815] deactivate_locked_super+0xb8/0x13c [ 76.950515][ T4815] deactivate_super+0xf8/0x118 [ 76.951320][ T4815] cleanup_mnt+0x3a4/0x458 [ 76.952047][ T4815] __cleanup_mnt+0x20/0x30 [ 76.952748][ T4815] task_work_run+0x12c/0x1e0 [ 76.953438][ T4815] do_notify_resume+0x24b4/0x3128 [ 76.954265][ T4815] el0_svc+0xf0/0x1e0 [ 76.954924][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 76.955738][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 76.957051][ T4815] BUG: Bad page state in process syz-executor pfn:108ada [ 76.958163][ T4815] page:000000002aab2ec5 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x108ada [ 76.959648][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 76.961457][ T4815] raw: 05ffc00000002006 fffffc000326a1c8 ffff80001f5b75c0 0000000000000000 [ 76.962721][ T4815] raw: 0000000000000003 ffff0000ebb3a8b8 00000000ffffffff 0000000000000000 [ 76.963822][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 76.964878][ T4815] Modules linked in: [ 76.965504][ T4815] CPU: 0 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 76.966738][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.968142][ T4815] Call trace: [ 76.968618][ T4815] dump_backtrace+0x0/0x43c [ 76.969349][ T4815] show_stack+0x2c/0x3c [ 76.969971][ T4815] __dump_stack+0x30/0x40 [ 76.970632][ T4815] dump_stack_lvl+0xf8/0x160 [ 76.971359][ T4815] dump_stack+0x1c/0x5c [ 76.971936][ T4815] bad_page+0x188/0x1a8 [ 76.972493][ T4815] check_free_page_bad+0xf4/0x16c [ 76.973206][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 76.973987][ T4815] free_unref_page_list+0xdc/0x754 [ 76.974687][ T4815] release_pages+0x13c8/0x16e0 [ 76.975355][ T4815] __pagevec_release+0x84/0xf8 [ 76.976015][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 76.976930][ T4815] truncate_inode_pages+0x2c/0x3c [ 76.977724][ T4815] dbUnmount+0xf4/0x168 [ 76.978369][ T4815] jfs_umount+0x1c4/0x328 [ 76.978967][ T4815] jfs_put_super+0x90/0x188 [ 76.979616][ T4815] generic_shutdown_super+0x130/0x2f0 [ 76.980385][ T4815] kill_block_super+0x70/0xdc [ 76.981089][ T4815] deactivate_locked_super+0xb8/0x13c [ 76.981849][ T4815] deactivate_super+0xf8/0x118 [ 76.982498][ T4815] cleanup_mnt+0x3a4/0x458 [ 76.983144][ T4815] __cleanup_mnt+0x20/0x30 [ 76.983853][ T4815] task_work_run+0x12c/0x1e0 [ 76.984579][ T4815] do_notify_resume+0x24b4/0x3128 [ 76.985371][ T4815] el0_svc+0xf0/0x1e0 [ 76.986032][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 76.986866][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 77.096751][ T5018] loop0: detected capacity change from 0 to 32768 [ 77.180512][ T4815] BUG: Bad page state in process syz-executor pfn:107c41 [ 77.181592][ T4815] page:000000004ba0eb77 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x107c41 [ 77.183188][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 77.184718][ T4815] raw: 05ffc00000002006 fffffc0003203888 ffff80001f5b75c0 0000000000000000 [ 77.186086][ T4815] raw: 0000000000000004 ffff0000ebd275d0 00000000ffffffff 0000000000000000 [ 77.187444][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 77.188531][ T4815] Modules linked in: [ 77.189118][ T4815] CPU: 1 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 77.190383][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 77.191890][ T4815] Call trace: [ 77.192367][ T4815] dump_backtrace+0x0/0x43c [ 77.193021][ T4815] show_stack+0x2c/0x3c [ 77.193678][ T4815] __dump_stack+0x30/0x40 [ 77.194355][ T4815] dump_stack_lvl+0xf8/0x160 [ 77.195019][ T4815] dump_stack+0x1c/0x5c [ 77.195643][ T4815] bad_page+0x188/0x1a8 [ 77.196301][ T4815] check_free_page_bad+0xf4/0x16c [ 77.197107][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 77.197918][ T4815] free_unref_page_list+0xdc/0x754 [ 77.198633][ T4815] release_pages+0x13c8/0x16e0 [ 77.199384][ T4815] __pagevec_release+0x84/0xf8 [ 77.200158][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 77.201012][ T4815] truncate_inode_pages+0x2c/0x3c [ 77.201810][ T4815] dbUnmount+0xf4/0x168 [ 77.202487][ T4815] jfs_umount+0x1c4/0x328 [ 77.203102][ T4815] jfs_put_super+0x90/0x188 [ 77.203755][ T4815] generic_shutdown_super+0x130/0x2f0 [ 77.204579][ T4815] kill_block_super+0x70/0xdc [ 77.205336][ T4815] deactivate_locked_super+0xb8/0x13c [ 77.206068][ T4815] deactivate_super+0xf8/0x118 [ 77.206757][ T4815] cleanup_mnt+0x3a4/0x458 [ 77.207468][ T4815] __cleanup_mnt+0x20/0x30 [ 77.208155][ T4815] task_work_run+0x12c/0x1e0 [ 77.208830][ T4815] do_notify_resume+0x24b4/0x3128 [ 77.209591][ T4815] el0_svc+0xf0/0x1e0 [ 77.210230][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 77.211054][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 77.212711][ T4815] BUG: Bad page state in process syz-executor pfn:1080e2 [ 77.213881][ T4815] page:00000000ee8c4e2f refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x1080e2 [ 77.215537][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 77.217154][ T4815] raw: 05ffc00000002006 fffffc0003aeca08 ffff80001f5b75c0 0000000000000000 [ 77.218543][ T4815] raw: 0000000000000003 ffff0000ebd276c8 00000000ffffffff 0000000000000000 [ 77.219919][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 77.221114][ T4815] Modules linked in: [ 77.221708][ T4815] CPU: 1 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 77.223121][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 77.224713][ T4815] Call trace: [ 77.225226][ T4815] dump_backtrace+0x0/0x43c [ 77.225925][ T4815] show_stack+0x2c/0x3c [ 77.226546][ T4815] __dump_stack+0x30/0x40 [ 77.227203][ T4815] dump_stack_lvl+0xf8/0x160 [ 77.227893][ T4815] dump_stack+0x1c/0x5c [ 77.228534][ T4815] bad_page+0x188/0x1a8 [ 77.229187][ T4815] check_free_page_bad+0xf4/0x16c [ 77.229920][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 77.230762][ T4815] free_unref_page_list+0xdc/0x754 [ 77.231615][ T4815] release_pages+0x13c8/0x16e0 [ 77.232410][ T4815] __pagevec_release+0x84/0xf8 [ 77.233176][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 77.234112][ T4815] truncate_inode_pages+0x2c/0x3c [ 77.234866][ T4815] dbUnmount+0xf4/0x168 [ 77.235570][ T4815] jfs_umount+0x1c4/0x328 [ 77.236266][ T4815] jfs_put_super+0x90/0x188 [ 77.236972][ T4815] generic_shutdown_super+0x130/0x2f0 [ 77.237763][ T4815] kill_block_super+0x70/0xdc [ 77.238516][ T4815] deactivate_locked_super+0xb8/0x13c [ 77.239313][ T4815] deactivate_super+0xf8/0x118 [ 77.240042][ T4815] cleanup_mnt+0x3a4/0x458 [ 77.240731][ T4815] __cleanup_mnt+0x20/0x30 [ 77.241431][ T4815] task_work_run+0x12c/0x1e0 [ 77.242194][ T4815] do_notify_resume+0x24b4/0x3128 [ 77.243048][ T4815] el0_svc+0xf0/0x1e0 [ 77.243693][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 77.244503][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 77.367066][ T5020] loop0: detected capacity change from 0 to 32768 [ 77.432976][ T4815] BUG: Bad page state in process syz-executor pfn:1012f0 [ 77.434115][ T4815] page:00000000a4fe3b9f refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x1012f0 [ 77.435645][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 77.436982][ T4815] raw: 05ffc00000002006 fffffc00035b3988 ffff80001f5b75c0 0000000000000000 [ 77.438234][ T4815] raw: 0000000000000004 ffff0000ecc829b0 00000000ffffffff 0000000000000000 [ 77.439372][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 77.440455][ T4815] Modules linked in: [ 77.441071][ T4815] CPU: 0 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 77.442359][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 77.443778][ T4815] Call trace: [ 77.444291][ T4815] dump_backtrace+0x0/0x43c [ 77.444941][ T4815] show_stack+0x2c/0x3c [ 77.445527][ T4815] __dump_stack+0x30/0x40 [ 77.446116][ T4815] dump_stack_lvl+0xf8/0x160 [ 77.446799][ T4815] dump_stack+0x1c/0x5c [ 77.447393][ T4815] bad_page+0x188/0x1a8 [ 77.448058][ T4815] check_free_page_bad+0xf4/0x16c [ 77.448787][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 77.449527][ T4815] free_unref_page_list+0xdc/0x754 [ 77.450242][ T4815] release_pages+0x13c8/0x16e0 [ 77.450926][ T4815] __pagevec_release+0x84/0xf8 [ 77.451595][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 77.452391][ T4815] truncate_inode_pages+0x2c/0x3c [ 77.453084][ T4815] dbUnmount+0xf4/0x168 [ 77.453699][ T4815] jfs_umount+0x1c4/0x328 [ 77.454281][ T4815] jfs_put_super+0x90/0x188 [ 77.454930][ T4815] generic_shutdown_super+0x130/0x2f0 [ 77.455665][ T4815] kill_block_super+0x70/0xdc [ 77.456405][ T4815] deactivate_locked_super+0xb8/0x13c [ 77.457232][ T4815] deactivate_super+0xf8/0x118 [ 77.457974][ T4815] cleanup_mnt+0x3a4/0x458 [ 77.458628][ T4815] __cleanup_mnt+0x20/0x30 [ 77.459297][ T4815] task_work_run+0x12c/0x1e0 [ 77.460041][ T4815] do_notify_resume+0x24b4/0x3128 [ 77.460845][ T4815] el0_svc+0xf0/0x1e0 [ 77.461527][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 77.462268][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 77.463231][ T4815] BUG: Bad page state in process syz-executor pfn:116ce6 [ 77.464232][ T4815] page:000000008699483d refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x116ce6 [ 77.465650][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 77.466925][ T4815] raw: 05ffc00000002006 fffffc000358b088 ffff80001f5b75c0 0000000000000000 [ 77.468153][ T4815] raw: 0000000000000003 ffff0000ecc82aa8 00000000ffffffff 0000000000000000 [ 77.469313][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 77.470939][ T4815] Modules linked in: [ 77.471508][ T4815] CPU: 0 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 77.472885][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 77.474260][ T4815] Call trace: [ 77.474705][ T4815] dump_backtrace+0x0/0x43c [ 77.475358][ T4815] show_stack+0x2c/0x3c [ 77.475941][ T4815] __dump_stack+0x30/0x40 [ 77.476503][ T4815] dump_stack_lvl+0xf8/0x160 [ 77.477111][ T4815] dump_stack+0x1c/0x5c [ 77.477661][ T4815] bad_page+0x188/0x1a8 [ 77.478257][ T4815] check_free_page_bad+0xf4/0x16c [ 77.479009][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 77.479815][ T4815] free_unref_page_list+0xdc/0x754 [ 77.480605][ T4815] release_pages+0x13c8/0x16e0 [ 77.481319][ T4815] __pagevec_release+0x84/0xf8 [ 77.482055][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 77.482994][ T4815] truncate_inode_pages+0x2c/0x3c [ 77.483759][ T4815] dbUnmount+0xf4/0x168 [ 77.484398][ T4815] jfs_umount+0x1c4/0x328 [ 77.485043][ T4815] jfs_put_super+0x90/0x188 [ 77.485693][ T4815] generic_shutdown_super+0x130/0x2f0 [ 77.486460][ T4815] kill_block_super+0x70/0xdc [ 77.487126][ T4815] deactivate_locked_super+0xb8/0x13c [ 77.487890][ T4815] deactivate_super+0xf8/0x118 [ 77.488609][ T4815] cleanup_mnt+0x3a4/0x458 [ 77.489286][ T4815] __cleanup_mnt+0x20/0x30 [ 77.489931][ T4815] task_work_run+0x12c/0x1e0 [ 77.490593][ T4815] do_notify_resume+0x24b4/0x3128 [ 77.491328][ T4815] el0_svc+0xf0/0x1e0 [ 77.491931][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 77.492703][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 77.530407][ T4185] Bluetooth: hci0: command 0x0419 tx timeout [ 77.597750][ T5022] loop0: detected capacity change from 0 to 32768 [ 77.622149][ T431] device hsr_slave_0 left promiscuous mode [ 77.660398][ T431] device hsr_slave_1 left promiscuous mode [ 77.671016][ T4815] BUG: Bad page state in process syz-executor pfn:10d879 [ 77.672244][ T4815] page:000000001cf69f74 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10d879 [ 77.673915][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 77.675430][ T4815] raw: 05ffc00000002006 fffffc00036d53c8 ffff80001f5b75c0 0000000000000000 [ 77.676774][ T4815] raw: 0000000000000004 ffff0000cc6c0ba0 00000000ffffffff 0000000000000000 [ 77.678052][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 77.679089][ T4815] Modules linked in: [ 77.679714][ T4815] CPU: 1 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 77.681057][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 77.682647][ T4815] Call trace: [ 77.683104][ T4815] dump_backtrace+0x0/0x43c [ 77.683764][ T4815] show_stack+0x2c/0x3c [ 77.684420][ T4815] __dump_stack+0x30/0x40 [ 77.685099][ T4815] dump_stack_lvl+0xf8/0x160 [ 77.685747][ T4815] dump_stack+0x1c/0x5c [ 77.686345][ T4815] bad_page+0x188/0x1a8 [ 77.686925][ T4815] check_free_page_bad+0xf4/0x16c [ 77.687670][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 77.688457][ T4815] free_unref_page_list+0xdc/0x754 [ 77.689262][ T4815] release_pages+0x13c8/0x16e0 [ 77.689985][ T4815] __pagevec_release+0x84/0xf8 [ 77.690682][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 77.691575][ T4815] truncate_inode_pages+0x2c/0x3c [ 77.692279][ T4815] dbUnmount+0xf4/0x168 [ 77.692863][ T4815] jfs_umount+0x1c4/0x328 [ 77.693472][ T4815] jfs_put_super+0x90/0x188 [ 77.694174][ T4815] generic_shutdown_super+0x130/0x2f0 [ 77.694959][ T4815] kill_block_super+0x70/0xdc [ 77.695637][ T4815] deactivate_locked_super+0xb8/0x13c [ 77.696378][ T4815] deactivate_super+0xf8/0x118 [ 77.697012][ T4815] cleanup_mnt+0x3a4/0x458 [ 77.697665][ T4815] __cleanup_mnt+0x20/0x30 [ 77.698377][ T4815] task_work_run+0x12c/0x1e0 [ 77.699100][ T4815] do_notify_resume+0x24b4/0x3128 [ 77.699912][ T4815] el0_svc+0xf0/0x1e0 [ 77.700585][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 77.701387][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 77.702529][ T4815] BUG: Bad page state in process syz-executor pfn:11b54f [ 77.703639][ T4815] page:0000000026dfd036 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x11b54f [ 77.705148][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 77.706549][ T4815] raw: 05ffc00000002006 fffffc00031e17c8 ffff80001f5b75c0 0000000000000000 [ 77.707815][ T4815] raw: 0000000000000003 ffff0000cc6c0c98 00000000ffffffff 0000000000000000 [ 77.709138][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 77.710245][ T4815] Modules linked in: [ 77.710889][ T4815] CPU: 1 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 77.712233][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 77.713641][ T4815] Call trace: [ 77.714155][ T4815] dump_backtrace+0x0/0x43c [ 77.714862][ T4815] show_stack+0x2c/0x3c [ 77.715484][ T4815] __dump_stack+0x30/0x40 [ 77.716134][ T4815] dump_stack_lvl+0xf8/0x160 [ 77.716767][ T4815] dump_stack+0x1c/0x5c [ 77.717304][ T4815] bad_page+0x188/0x1a8 [ 77.717974][ T4815] check_free_page_bad+0xf4/0x16c [ 77.718713][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 77.719459][ T4815] free_unref_page_list+0xdc/0x754 [ 77.720227][ T4815] release_pages+0x13c8/0x16e0 [ 77.720974][ T4815] __pagevec_release+0x84/0xf8 [ 77.721671][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 77.722524][ T4815] truncate_inode_pages+0x2c/0x3c [ 77.723269][ T4815] dbUnmount+0xf4/0x168 [ 77.723912][ T4815] jfs_umount+0x1c4/0x328 [ 77.724568][ T4815] jfs_put_super+0x90/0x188 [ 77.725232][ T4815] generic_shutdown_super+0x130/0x2f0 [ 77.725973][ T4815] kill_block_super+0x70/0xdc [ 77.726780][ T4815] deactivate_locked_super+0xb8/0x13c [ 77.727581][ T4815] deactivate_super+0xf8/0x118 [ 77.728304][ T4815] cleanup_mnt+0x3a4/0x458 [ 77.728988][ T4815] __cleanup_mnt+0x20/0x30 [ 77.729665][ T4815] task_work_run+0x12c/0x1e0 [ 77.730339][ T4815] do_notify_resume+0x24b4/0x3128 [ 77.731067][ T4815] el0_svc+0xf0/0x1e0 [ 77.731624][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 77.732331][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 77.790219][ T431] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 77.791418][ T431] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 77.792837][ T431] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 77.793981][ T431] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 77.795354][ T431] device bridge_slave_1 left promiscuous mode [ 77.796361][ T431] bridge0: port 2(bridge_slave_1) entered disabled state [ 77.841683][ T431] device bridge_slave_0 left promiscuous mode [ 77.842608][ T431] bridge0: port 1(bridge_slave_0) entered disabled state [ 77.868710][ T5024] loop0: detected capacity change from 0 to 32768 [ 77.923519][ T4815] BUG: Bad page state in process syz-executor pfn:12bc6f [ 77.924688][ T4815] page:000000005db98e26 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12bc6f [ 77.926299][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 77.927669][ T4815] raw: 05ffc00000002006 fffffc000358b088 ffff80001f5b75c0 0000000000000000 [ 77.929133][ T4815] raw: 0000000000000004 ffff0000c90acd90 00000000ffffffff 0000000000000000 [ 77.930538][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 77.931662][ T4815] Modules linked in: [ 77.932314][ T4815] CPU: 1 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 77.933685][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 77.935280][ T4815] Call trace: [ 77.935823][ T4815] dump_backtrace+0x0/0x43c [ 77.936511][ T4815] show_stack+0x2c/0x3c [ 77.937163][ T4815] __dump_stack+0x30/0x40 [ 77.937869][ T4815] dump_stack_lvl+0xf8/0x160 [ 77.938617][ T4815] dump_stack+0x1c/0x5c [ 77.939246][ T4815] bad_page+0x188/0x1a8 [ 77.939969][ T4815] check_free_page_bad+0xf4/0x16c [ 77.940772][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 77.941596][ T4815] free_unref_page_list+0xdc/0x754 [ 77.942473][ T4815] release_pages+0x13c8/0x16e0 [ 77.943207][ T4815] __pagevec_release+0x84/0xf8 [ 77.943959][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 77.944948][ T4815] truncate_inode_pages+0x2c/0x3c [ 77.945724][ T4815] dbUnmount+0xf4/0x168 [ 77.946399][ T4815] jfs_umount+0x1c4/0x328 [ 77.947107][ T4815] jfs_put_super+0x90/0x188 [ 77.947816][ T4815] generic_shutdown_super+0x130/0x2f0 [ 77.948612][ T4815] kill_block_super+0x70/0xdc [ 77.949306][ T4815] deactivate_locked_super+0xb8/0x13c [ 77.950237][ T4815] deactivate_super+0xf8/0x118 [ 77.950989][ T4815] cleanup_mnt+0x3a4/0x458 [ 77.951711][ T4815] __cleanup_mnt+0x20/0x30 [ 77.952471][ T4815] task_work_run+0x12c/0x1e0 [ 77.953215][ T4815] do_notify_resume+0x24b4/0x3128 [ 77.954025][ T4815] el0_svc+0xf0/0x1e0 [ 77.954650][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 77.955456][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 77.956378][ T4815] BUG: Bad page state in process syz-executor pfn:1162c2 [ 77.957456][ T4815] page:000000007f40d0fb refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x1162c2 [ 77.958982][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 77.961058][ T431] device veth1_macvtap left promiscuous mode [ 77.962001][ T431] device veth0_macvtap left promiscuous mode [ 77.963007][ T431] device veth1_vlan left promiscuous mode [ 77.963930][ T431] device veth0_vlan left promiscuous mode [ 77.966200][ T4815] raw: 05ffc00000002006 fffffc00031ff288 ffff80001f5b75c0 0000000000000000 [ 77.967553][ T4815] raw: 0000000000000003 ffff0000c90ace88 00000000ffffffff 0000000000000000 [ 77.968885][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 77.970033][ T4815] Modules linked in: [ 77.970938][ T4815] CPU: 0 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 77.972357][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 77.974018][ T4815] Call trace: [ 77.974483][ T4815] dump_backtrace+0x0/0x43c [ 77.975109][ T4815] show_stack+0x2c/0x3c [ 77.975729][ T4815] __dump_stack+0x30/0x40 [ 77.976396][ T4815] dump_stack_lvl+0xf8/0x160 [ 77.977042][ T4815] dump_stack+0x1c/0x5c [ 77.977667][ T4815] bad_page+0x188/0x1a8 [ 77.978334][ T4815] check_free_page_bad+0xf4/0x16c [ 77.979100][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 77.979867][ T4815] free_unref_page_list+0xdc/0x754 [ 77.980621][ T4815] release_pages+0x13c8/0x16e0 [ 77.981358][ T4815] __pagevec_release+0x84/0xf8 [ 77.982067][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 77.982876][ T4815] truncate_inode_pages+0x2c/0x3c [ 77.983609][ T4815] dbUnmount+0xf4/0x168 [ 77.984215][ T4815] jfs_umount+0x1c4/0x328 [ 77.984851][ T4815] jfs_put_super+0x90/0x188 [ 77.985569][ T4815] generic_shutdown_super+0x130/0x2f0 [ 77.986318][ T4815] kill_block_super+0x70/0xdc [ 77.986957][ T4815] deactivate_locked_super+0xb8/0x13c [ 77.987727][ T4815] deactivate_super+0xf8/0x118 [ 77.988420][ T4815] cleanup_mnt+0x3a4/0x458 [ 77.989121][ T4815] __cleanup_mnt+0x20/0x30 [ 77.989835][ T4815] task_work_run+0x12c/0x1e0 [ 77.990612][ T4815] do_notify_resume+0x24b4/0x3128 [ 77.991432][ T4815] el0_svc+0xf0/0x1e0 [ 77.992113][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 77.992982][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 78.047789][ T431] team0 (unregistering): Port device team_slave_1 removed [ 78.063300][ T431] team0 (unregistering): Port device team_slave_0 removed [ 78.067053][ T431] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 78.097317][ T5026] loop0: detected capacity change from 0 to 32768 [ 78.120531][ T4815] BUG: Bad page state in process syz-executor pfn:109ac6 [ 78.121635][ T4815] page:00000000da58ff9f refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x109ac6 [ 78.121734][ T431] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 78.122971][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 78.126076][ T4815] raw: 05ffc00000002006 fffffc000377f648 ffff80001f5b75c0 0000000000000000 [ 78.137581][ T4815] raw: 0000000000000004 ffff0000c662c000 00000000ffffffff 0000000000000000 [ 78.138843][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.139974][ T4815] Modules linked in: [ 78.140671][ T4815] CPU: 1 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 78.142082][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.143665][ T4815] Call trace: [ 78.144201][ T4815] dump_backtrace+0x0/0x43c [ 78.144889][ T4815] show_stack+0x2c/0x3c [ 78.145510][ T4815] __dump_stack+0x30/0x40 [ 78.146206][ T4815] dump_stack_lvl+0xf8/0x160 [ 78.146873][ T4815] dump_stack+0x1c/0x5c [ 78.147540][ T4815] bad_page+0x188/0x1a8 [ 78.148164][ T4815] check_free_page_bad+0xf4/0x16c [ 78.148900][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 78.149751][ T4815] free_unref_page_list+0xdc/0x754 [ 78.150581][ T4815] release_pages+0x13c8/0x16e0 [ 78.151412][ T4815] __pagevec_release+0x84/0xf8 [ 78.152198][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 78.153108][ T4815] truncate_inode_pages+0x2c/0x3c [ 78.153916][ T4815] dbUnmount+0xf4/0x168 [ 78.154602][ T4815] jfs_umount+0x1c4/0x328 [ 78.155340][ T4815] jfs_put_super+0x90/0x188 [ 78.156076][ T4815] generic_shutdown_super+0x130/0x2f0 [ 78.156881][ T4815] kill_block_super+0x70/0xdc [ 78.157580][ T4815] deactivate_locked_super+0xb8/0x13c [ 78.158366][ T4815] deactivate_super+0xf8/0x118 [ 78.159033][ T4815] cleanup_mnt+0x3a4/0x458 [ 78.159684][ T4815] __cleanup_mnt+0x20/0x30 [ 78.160344][ T4815] task_work_run+0x12c/0x1e0 [ 78.161075][ T4815] do_notify_resume+0x24b4/0x3128 [ 78.161906][ T4815] el0_svc+0xf0/0x1e0 [ 78.162554][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 78.163379][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 78.165374][ T4815] BUG: Bad page state in process syz-executor pfn:11dfd9 [ 78.166551][ T4815] page:00000000d6b0ebab refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x11dfd9 [ 78.168208][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 78.169769][ T4815] raw: 05ffc00000002006 fffffc0003292548 ffff80001f5b75c0 0000000000000000 [ 78.171431][ T4815] raw: 0000000000000003 ffff0000c662c0f8 00000000ffffffff 0000000000000000 [ 78.172739][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.173871][ T4815] Modules linked in: [ 78.174510][ T4815] CPU: 0 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 78.175893][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.177385][ T4815] Call trace: [ 78.177853][ T4815] dump_backtrace+0x0/0x43c [ 78.178494][ T4815] show_stack+0x2c/0x3c [ 78.179146][ T4815] __dump_stack+0x30/0x40 [ 78.179812][ T4815] dump_stack_lvl+0xf8/0x160 [ 78.180501][ T4815] dump_stack+0x1c/0x5c [ 78.181120][ T4815] bad_page+0x188/0x1a8 [ 78.181690][ T4815] check_free_page_bad+0xf4/0x16c [ 78.182498][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 78.183342][ T4815] free_unref_page_list+0xdc/0x754 [ 78.184130][ T4815] release_pages+0x13c8/0x16e0 [ 78.184882][ T4815] __pagevec_release+0x84/0xf8 [ 78.185637][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 78.186459][ T4815] truncate_inode_pages+0x2c/0x3c [ 78.187247][ T4815] dbUnmount+0xf4/0x168 [ 78.187884][ T4815] jfs_umount+0x1c4/0x328 [ 78.188552][ T4815] jfs_put_super+0x90/0x188 [ 78.189187][ T4815] generic_shutdown_super+0x130/0x2f0 [ 78.189960][ T4815] kill_block_super+0x70/0xdc [ 78.190579][ T4815] deactivate_locked_super+0xb8/0x13c [ 78.191305][ T4815] deactivate_super+0xf8/0x118 [ 78.192047][ T4815] cleanup_mnt+0x3a4/0x458 [ 78.192697][ T4815] __cleanup_mnt+0x20/0x30 [ 78.193363][ T4815] task_work_run+0x12c/0x1e0 [ 78.194025][ T4815] do_notify_resume+0x24b4/0x3128 [ 78.194746][ T4815] el0_svc+0xf0/0x1e0 [ 78.195371][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 78.196148][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 78.202959][ T431] bond0 (unregistering): Released all slaves [ 78.298545][ T5028] loop0: detected capacity change from 0 to 32768 [ 78.353677][ T4815] BUG: Bad page state in process syz-executor pfn:10a607 [ 78.354877][ T4815] page:000000004cc3a8a0 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10a607 [ 78.360452][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 78.361981][ T4815] raw: 05ffc00000002006 fffffc000377f5c8 ffff80001f5b75c0 0000000000000000 [ 78.363429][ T4815] raw: 0000000000000004 ffff0000ebbcb1f0 00000000ffffffff 0000000000000000 [ 78.364803][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.365949][ T4815] Modules linked in: [ 78.366568][ T4815] CPU: 1 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 78.367983][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.369548][ T4815] Call trace: [ 78.370031][ T4815] dump_backtrace+0x0/0x43c [ 78.370671][ T4815] show_stack+0x2c/0x3c [ 78.371288][ T4815] __dump_stack+0x30/0x40 [ 78.371991][ T4815] dump_stack_lvl+0xf8/0x160 [ 78.372699][ T4815] dump_stack+0x1c/0x5c [ 78.373342][ T4815] bad_page+0x188/0x1a8 [ 78.374025][ T4815] check_free_page_bad+0xf4/0x16c [ 78.374824][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 78.375727][ T4815] free_unref_page_list+0xdc/0x754 [ 78.376594][ T4815] release_pages+0x13c8/0x16e0 [ 78.377369][ T4815] __pagevec_release+0x84/0xf8 [ 78.378095][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 78.379103][ T4815] truncate_inode_pages+0x2c/0x3c [ 78.379938][ T4815] dbUnmount+0xf4/0x168 [ 78.380597][ T4815] jfs_umount+0x1c4/0x328 [ 78.381203][ T4815] jfs_put_super+0x90/0x188 [ 78.381899][ T4815] generic_shutdown_super+0x130/0x2f0 [ 78.382739][ T4815] kill_block_super+0x70/0xdc [ 78.383428][ T4815] deactivate_locked_super+0xb8/0x13c [ 78.384242][ T4815] deactivate_super+0xf8/0x118 [ 78.384982][ T4815] cleanup_mnt+0x3a4/0x458 [ 78.385639][ T4815] __cleanup_mnt+0x20/0x30 [ 78.386254][ T4815] task_work_run+0x12c/0x1e0 [ 78.386933][ T4815] do_notify_resume+0x24b4/0x3128 [ 78.387760][ T4815] el0_svc+0xf0/0x1e0 [ 78.388336][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 78.389050][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 78.389883][ T4815] BUG: Bad page state in process syz-executor pfn:11dfd7 [ 78.391030][ T4815] page:000000004ca0fa64 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x11dfd7 [ 78.392515][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 78.394149][ T4815] raw: 05ffc00000002006 fffffc00036a6148 ffff80001f5b75c0 0000000000000000 [ 78.395536][ T4815] raw: 0000000000000003 ffff0000ebbcb2e8 00000000ffffffff 0000000000000000 [ 78.396869][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.397965][ T4815] Modules linked in: [ 78.398540][ T4815] CPU: 1 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 78.399849][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.401324][ T4815] Call trace: [ 78.401816][ T4815] dump_backtrace+0x0/0x43c [ 78.402557][ T4815] show_stack+0x2c/0x3c [ 78.403206][ T4815] __dump_stack+0x30/0x40 [ 78.403868][ T4815] dump_stack_lvl+0xf8/0x160 [ 78.404477][ T4815] dump_stack+0x1c/0x5c [ 78.405140][ T4815] bad_page+0x188/0x1a8 [ 78.405758][ T4815] check_free_page_bad+0xf4/0x16c [ 78.406553][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 78.407380][ T4815] free_unref_page_list+0xdc/0x754 [ 78.408174][ T4815] release_pages+0x13c8/0x16e0 [ 78.408854][ T4815] __pagevec_release+0x84/0xf8 [ 78.409556][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 78.410462][ T4815] truncate_inode_pages+0x2c/0x3c [ 78.411263][ T4815] dbUnmount+0xf4/0x168 [ 78.411927][ T4815] jfs_umount+0x1c4/0x328 [ 78.412629][ T4815] jfs_put_super+0x90/0x188 [ 78.413363][ T4815] generic_shutdown_super+0x130/0x2f0 [ 78.414219][ T4815] kill_block_super+0x70/0xdc [ 78.414948][ T4815] deactivate_locked_super+0xb8/0x13c [ 78.415777][ T4815] deactivate_super+0xf8/0x118 [ 78.416466][ T4815] cleanup_mnt+0x3a4/0x458 [ 78.417114][ T4815] __cleanup_mnt+0x20/0x30 [ 78.417810][ T4815] task_work_run+0x12c/0x1e0 [ 78.418516][ T4815] do_notify_resume+0x24b4/0x3128 [ 78.419326][ T4815] el0_svc+0xf0/0x1e0 [ 78.420010][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 78.420881][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 78.555097][ T5030] loop0: detected capacity change from 0 to 32768 [ 78.617202][ T4815] BUG: Bad page state in process syz-executor pfn:128b35 [ 78.618280][ T4815] page:00000000220a008b refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x128b35 [ 78.619709][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 78.622591][ T4815] raw: 05ffc00000002006 fffffc00036470c8 ffff80001f5b75c0 0000000000000000 [ 78.623825][ T4815] raw: 0000000000000004 ffff0000c7a6e3e0 00000000ffffffff 0000000000000000 [ 78.625054][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.626094][ T4815] Modules linked in: [ 78.626684][ T4815] CPU: 0 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 78.627959][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.629390][ T4815] Call trace: [ 78.629888][ T4815] dump_backtrace+0x0/0x43c [ 78.630664][ T4815] show_stack+0x2c/0x3c [ 78.631354][ T4815] __dump_stack+0x30/0x40 [ 78.632024][ T4815] dump_stack_lvl+0xf8/0x160 [ 78.632672][ T4815] dump_stack+0x1c/0x5c [ 78.633277][ T4815] bad_page+0x188/0x1a8 [ 78.633822][ T4815] check_free_page_bad+0xf4/0x16c [ 78.634590][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 78.635364][ T4815] free_unref_page_list+0xdc/0x754 [ 78.636077][ T4815] release_pages+0x13c8/0x16e0 [ 78.636758][ T4815] __pagevec_release+0x84/0xf8 [ 78.637424][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 78.638268][ T4815] truncate_inode_pages+0x2c/0x3c [ 78.638973][ T4815] dbUnmount+0xf4/0x168 [ 78.639583][ T4815] jfs_umount+0x1c4/0x328 [ 78.640253][ T4815] jfs_put_super+0x90/0x188 [ 78.640945][ T4815] generic_shutdown_super+0x130/0x2f0 [ 78.641746][ T4815] kill_block_super+0x70/0xdc [ 78.642474][ T4815] deactivate_locked_super+0xb8/0x13c [ 78.643319][ T4815] deactivate_super+0xf8/0x118 [ 78.644124][ T4815] cleanup_mnt+0x3a4/0x458 [ 78.644890][ T4815] __cleanup_mnt+0x20/0x30 [ 78.645625][ T4815] task_work_run+0x12c/0x1e0 [ 78.646291][ T4815] do_notify_resume+0x24b4/0x3128 [ 78.647040][ T4815] el0_svc+0xf0/0x1e0 [ 78.647658][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 78.648379][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 78.650676][ T4815] BUG: Bad page state in process syz-executor pfn:1191c3 [ 78.651753][ T4815] page:0000000009ef7046 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x1191c3 [ 78.653178][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 78.654555][ T4815] raw: 05ffc00000002006 fffffc000303fa48 ffff80001f5b75c0 0000000000000000 [ 78.655892][ T4815] raw: 0000000000000003 ffff0000c7a6e4d8 00000000ffffffff 0000000000000000 [ 78.657284][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.658409][ T4815] Modules linked in: [ 78.659048][ T4815] CPU: 0 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 78.660366][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.661983][ T4815] Call trace: [ 78.662491][ T4815] dump_backtrace+0x0/0x43c [ 78.663207][ T4815] show_stack+0x2c/0x3c [ 78.663856][ T4815] __dump_stack+0x30/0x40 [ 78.664484][ T4815] dump_stack_lvl+0xf8/0x160 [ 78.665137][ T4815] dump_stack+0x1c/0x5c [ 78.665794][ T4815] bad_page+0x188/0x1a8 [ 78.666409][ T4815] check_free_page_bad+0xf4/0x16c [ 78.667147][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 78.667976][ T4815] free_unref_page_list+0xdc/0x754 [ 78.668787][ T4815] release_pages+0x13c8/0x16e0 [ 78.669498][ T4815] __pagevec_release+0x84/0xf8 [ 78.670228][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 78.671032][ T4815] truncate_inode_pages+0x2c/0x3c [ 78.671716][ T4815] dbUnmount+0xf4/0x168 [ 78.672287][ T4815] jfs_umount+0x1c4/0x328 [ 78.672856][ T4815] jfs_put_super+0x90/0x188 [ 78.673466][ T4815] generic_shutdown_super+0x130/0x2f0 [ 78.674235][ T4815] kill_block_super+0x70/0xdc [ 78.674906][ T4815] deactivate_locked_super+0xb8/0x13c [ 78.675631][ T4815] deactivate_super+0xf8/0x118 [ 78.676365][ T4815] cleanup_mnt+0x3a4/0x458 [ 78.677043][ T4815] __cleanup_mnt+0x20/0x30 [ 78.677702][ T4815] task_work_run+0x12c/0x1e0 [ 78.678404][ T4815] do_notify_resume+0x24b4/0x3128 [ 78.679157][ T4815] el0_svc+0xf0/0x1e0 [ 78.679794][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 78.680602][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 78.785554][ T5032] loop0: detected capacity change from 0 to 32768 [ 78.853108][ T4815] BUG: Bad page state in process syz-executor pfn:12d820 [ 78.854297][ T4815] page:000000005cc20431 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12d820 [ 78.855937][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 78.857463][ T4815] raw: 05ffc00000002006 fffffc0003af3108 ffff80001f5b75c0 0000000000000000 [ 78.858899][ T4815] raw: 0000000000000004 ffff0000d52087c0 00000000ffffffff 0000000000000000 [ 78.860712][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.861716][ T4815] Modules linked in: [ 78.862310][ T4815] CPU: 0 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 78.863553][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.864942][ T4815] Call trace: [ 78.865363][ T4815] dump_backtrace+0x0/0x43c [ 78.866048][ T4815] show_stack+0x2c/0x3c [ 78.866640][ T4815] __dump_stack+0x30/0x40 [ 78.867312][ T4815] dump_stack_lvl+0xf8/0x160 [ 78.867991][ T4815] dump_stack+0x1c/0x5c [ 78.868651][ T4815] bad_page+0x188/0x1a8 [ 78.869338][ T4815] check_free_page_bad+0xf4/0x16c [ 78.870188][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 78.871005][ T4815] free_unref_page_list+0xdc/0x754 [ 78.871784][ T4815] release_pages+0x13c8/0x16e0 [ 78.872564][ T4815] __pagevec_release+0x84/0xf8 [ 78.873266][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 78.874110][ T4815] truncate_inode_pages+0x2c/0x3c [ 78.874857][ T4815] dbUnmount+0xf4/0x168 [ 78.875514][ T4815] jfs_umount+0x1c4/0x328 [ 78.876132][ T4815] jfs_put_super+0x90/0x188 [ 78.876792][ T4815] generic_shutdown_super+0x130/0x2f0 [ 78.877541][ T4815] kill_block_super+0x70/0xdc [ 78.878215][ T4815] deactivate_locked_super+0xb8/0x13c [ 78.879010][ T4815] deactivate_super+0xf8/0x118 [ 78.879652][ T4815] cleanup_mnt+0x3a4/0x458 [ 78.880298][ T4815] __cleanup_mnt+0x20/0x30 [ 78.880941][ T4815] task_work_run+0x12c/0x1e0 [ 78.881640][ T4815] do_notify_resume+0x24b4/0x3128 [ 78.882410][ T4815] el0_svc+0xf0/0x1e0 [ 78.882989][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 78.883784][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 78.885373][ T4815] BUG: Bad page state in process syz-executor pfn:12bcc4 [ 78.886414][ T4815] page:000000000e6a4901 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x12bcc4 [ 78.887955][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 78.889450][ T4815] raw: 05ffc00000002006 fffffc0003b27048 ffff80001f5b75c0 0000000000000000 [ 78.891134][ T4815] raw: 0000000000000003 ffff0000d52088b8 00000000ffffffff 0000000000000000 [ 78.892541][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.893580][ T4815] Modules linked in: [ 78.894179][ T4815] CPU: 0 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 78.895524][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.897074][ T4815] Call trace: [ 78.897571][ T4815] dump_backtrace+0x0/0x43c [ 78.898206][ T4815] show_stack+0x2c/0x3c [ 78.898833][ T4815] __dump_stack+0x30/0x40 [ 78.899505][ T4815] dump_stack_lvl+0xf8/0x160 [ 78.900237][ T4815] dump_stack+0x1c/0x5c [ 78.900888][ T4815] bad_page+0x188/0x1a8 [ 78.901487][ T4815] check_free_page_bad+0xf4/0x16c [ 78.902284][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 78.903118][ T4815] free_unref_page_list+0xdc/0x754 [ 78.903985][ T4815] release_pages+0x13c8/0x16e0 [ 78.904689][ T4815] __pagevec_release+0x84/0xf8 [ 78.905389][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 78.906249][ T4815] truncate_inode_pages+0x2c/0x3c [ 78.906968][ T4815] dbUnmount+0xf4/0x168 [ 78.907546][ T4815] jfs_umount+0x1c4/0x328 [ 78.908163][ T4815] jfs_put_super+0x90/0x188 [ 78.908762][ T4815] generic_shutdown_super+0x130/0x2f0 [ 78.909460][ T4815] kill_block_super+0x70/0xdc [ 78.910120][ T4815] deactivate_locked_super+0xb8/0x13c [ 78.910897][ T4815] deactivate_super+0xf8/0x118 [ 78.911618][ T4815] cleanup_mnt+0x3a4/0x458 [ 78.912305][ T4815] __cleanup_mnt+0x20/0x30 [ 78.912961][ T4815] task_work_run+0x12c/0x1e0 [ 78.913666][ T4815] do_notify_resume+0x24b4/0x3128 [ 78.914384][ T4815] el0_svc+0xf0/0x1e0 [ 78.914952][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 78.915729][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 79.031268][ T5034] loop0: detected capacity change from 0 to 32768 [ 79.100112][ T4815] BUG: Bad page state in process syz-executor pfn:129ec9 [ 79.101316][ T4815] page:000000001cf9ff26 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x129ec9 [ 79.102823][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.104192][ T4815] raw: 05ffc00000002006 fffffc000317fcc8 ffff80001f5b75c0 0000000000000000 [ 79.105432][ T4815] raw: 0000000000000004 ffff0000d1c239b0 00000000ffffffff 0000000000000000 [ 79.106815][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.108037][ T4815] Modules linked in: [ 79.108684][ T4815] CPU: 1 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.110083][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.111697][ T4815] Call trace: [ 79.112233][ T4815] dump_backtrace+0x0/0x43c [ 79.112957][ T4815] show_stack+0x2c/0x3c [ 79.113620][ T4815] __dump_stack+0x30/0x40 [ 79.114298][ T4815] dump_stack_lvl+0xf8/0x160 [ 79.115006][ T4815] dump_stack+0x1c/0x5c [ 79.115706][ T4815] bad_page+0x188/0x1a8 [ 79.116295][ T4815] check_free_page_bad+0xf4/0x16c [ 79.117017][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 79.117905][ T4815] free_unref_page_list+0xdc/0x754 [ 79.118684][ T4815] release_pages+0x13c8/0x16e0 [ 79.119409][ T4815] __pagevec_release+0x84/0xf8 [ 79.120167][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 79.121137][ T4815] truncate_inode_pages+0x2c/0x3c [ 79.121935][ T4815] dbUnmount+0xf4/0x168 [ 79.122638][ T4815] jfs_umount+0x1c4/0x328 [ 79.123304][ T4815] jfs_put_super+0x90/0x188 [ 79.124035][ T4815] generic_shutdown_super+0x130/0x2f0 [ 79.124873][ T4815] kill_block_super+0x70/0xdc [ 79.125578][ T4815] deactivate_locked_super+0xb8/0x13c [ 79.126412][ T4815] deactivate_super+0xf8/0x118 [ 79.127149][ T4815] cleanup_mnt+0x3a4/0x458 [ 79.127906][ T4815] __cleanup_mnt+0x20/0x30 [ 79.128611][ T4815] task_work_run+0x12c/0x1e0 [ 79.129385][ T4815] do_notify_resume+0x24b4/0x3128 [ 79.130248][ T4815] el0_svc+0xf0/0x1e0 [ 79.130920][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 79.131736][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 79.132869][ T4815] BUG: Bad page state in process syz-executor pfn:105ff3 [ 79.134038][ T4815] page:00000000bc113b86 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x105ff3 [ 79.135696][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.137263][ T4815] raw: 05ffc00000002006 fffffc0003266448 ffff80001f5b75c0 0000000000000000 [ 79.138447][ T4815] raw: 0000000000000003 ffff0000d1c23aa8 00000000ffffffff 0000000000000000 [ 79.139631][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.140949][ T4815] Modules linked in: [ 79.141491][ T4815] CPU: 1 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.142809][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.144300][ T4815] Call trace: [ 79.144762][ T4815] dump_backtrace+0x0/0x43c [ 79.145417][ T4815] show_stack+0x2c/0x3c [ 79.146061][ T4815] __dump_stack+0x30/0x40 [ 79.146755][ T4815] dump_stack_lvl+0xf8/0x160 [ 79.147508][ T4815] dump_stack+0x1c/0x5c [ 79.148165][ T4815] bad_page+0x188/0x1a8 [ 79.148840][ T4815] check_free_page_bad+0xf4/0x16c [ 79.149622][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 79.150506][ T4815] free_unref_page_list+0xdc/0x754 [ 79.151332][ T4815] release_pages+0x13c8/0x16e0 [ 79.152029][ T4815] __pagevec_release+0x84/0xf8 [ 79.152681][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 79.153544][ T4815] truncate_inode_pages+0x2c/0x3c [ 79.154303][ T4815] dbUnmount+0xf4/0x168 [ 79.154897][ T4815] jfs_umount+0x1c4/0x328 [ 79.155566][ T4815] jfs_put_super+0x90/0x188 [ 79.156283][ T4815] generic_shutdown_super+0x130/0x2f0 [ 79.157095][ T4815] kill_block_super+0x70/0xdc [ 79.157815][ T4815] deactivate_locked_super+0xb8/0x13c [ 79.158650][ T4815] deactivate_super+0xf8/0x118 [ 79.159371][ T4815] cleanup_mnt+0x3a4/0x458 [ 79.160022][ T4815] __cleanup_mnt+0x20/0x30 [ 79.160658][ T4815] task_work_run+0x12c/0x1e0 [ 79.161453][ T4815] do_notify_resume+0x24b4/0x3128 [ 79.162321][ T4815] el0_svc+0xf0/0x1e0 [ 79.163011][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 79.163866][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 79.267772][ T5036] loop0: detected capacity change from 0 to 32768 [ 79.333420][ T4815] BUG: Bad page state in process syz-executor pfn:117d44 [ 79.334450][ T4815] page:0000000055a7328e refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x117d44 [ 79.335900][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.337201][ T4815] raw: 05ffc00000002006 fffffc00032658c8 ffff80001f5b75c0 0000000000000000 [ 79.338329][ T4815] raw: 0000000000000004 ffff0000d14655d0 00000000ffffffff 0000000000000000 [ 79.339474][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.340947][ T4815] Modules linked in: [ 79.341529][ T4815] CPU: 0 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.342849][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.344221][ T4815] Call trace: [ 79.344688][ T4815] dump_backtrace+0x0/0x43c [ 79.345343][ T4815] show_stack+0x2c/0x3c [ 79.345934][ T4815] __dump_stack+0x30/0x40 [ 79.346620][ T4815] dump_stack_lvl+0xf8/0x160 [ 79.347360][ T4815] dump_stack+0x1c/0x5c [ 79.348021][ T4815] bad_page+0x188/0x1a8 [ 79.348600][ T4815] check_free_page_bad+0xf4/0x16c [ 79.349321][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 79.350062][ T4815] free_unref_page_list+0xdc/0x754 [ 79.350797][ T4815] release_pages+0x13c8/0x16e0 [ 79.351463][ T4815] __pagevec_release+0x84/0xf8 [ 79.352098][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 79.352838][ T4815] truncate_inode_pages+0x2c/0x3c [ 79.353597][ T4815] dbUnmount+0xf4/0x168 [ 79.354308][ T4815] jfs_umount+0x1c4/0x328 [ 79.354986][ T4815] jfs_put_super+0x90/0x188 [ 79.355695][ T4815] generic_shutdown_super+0x130/0x2f0 [ 79.356606][ T4815] kill_block_super+0x70/0xdc [ 79.357364][ T4815] deactivate_locked_super+0xb8/0x13c [ 79.358237][ T4815] deactivate_super+0xf8/0x118 [ 79.358996][ T4815] cleanup_mnt+0x3a4/0x458 [ 79.359688][ T4815] __cleanup_mnt+0x20/0x30 [ 79.360412][ T4815] task_work_run+0x12c/0x1e0 [ 79.361135][ T4815] do_notify_resume+0x24b4/0x3128 [ 79.361965][ T4815] el0_svc+0xf0/0x1e0 [ 79.362616][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 79.363480][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 79.364800][ T4815] BUG: Bad page state in process syz-executor pfn:109963 [ 79.365828][ T4815] page:00000000d28dc180 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x109963 [ 79.367285][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.368657][ T4815] raw: 05ffc00000002006 fffffc00039f9848 ffff80001f5b75c0 0000000000000000 [ 79.369780][ T4815] raw: 0000000000000003 ffff0000d14656c8 00000000ffffffff 0000000000000000 [ 79.371178][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.372267][ T4815] Modules linked in: [ 79.372856][ T4815] CPU: 0 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.374125][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.375676][ T4815] Call trace: [ 79.376215][ T4815] dump_backtrace+0x0/0x43c [ 79.376943][ T4815] show_stack+0x2c/0x3c [ 79.377650][ T4815] __dump_stack+0x30/0x40 [ 79.378330][ T4815] dump_stack_lvl+0xf8/0x160 [ 79.379044][ T4815] dump_stack+0x1c/0x5c [ 79.379711][ T4815] bad_page+0x188/0x1a8 [ 79.380408][ T4815] check_free_page_bad+0xf4/0x16c [ 79.381224][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 79.382164][ T4815] free_unref_page_list+0xdc/0x754 [ 79.383041][ T4815] release_pages+0x13c8/0x16e0 [ 79.383829][ T4815] __pagevec_release+0x84/0xf8 [ 79.384557][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 79.385395][ T4815] truncate_inode_pages+0x2c/0x3c [ 79.386148][ T4815] dbUnmount+0xf4/0x168 [ 79.386700][ T4815] jfs_umount+0x1c4/0x328 [ 79.387395][ T4815] jfs_put_super+0x90/0x188 [ 79.388052][ T4815] generic_shutdown_super+0x130/0x2f0 [ 79.388807][ T4815] kill_block_super+0x70/0xdc [ 79.389486][ T4815] deactivate_locked_super+0xb8/0x13c [ 79.390249][ T4815] deactivate_super+0xf8/0x118 [ 79.390954][ T4815] cleanup_mnt+0x3a4/0x458 [ 79.391610][ T4815] __cleanup_mnt+0x20/0x30 [ 79.392313][ T4815] task_work_run+0x12c/0x1e0 [ 79.392965][ T4815] do_notify_resume+0x24b4/0x3128 [ 79.393663][ T4815] el0_svc+0xf0/0x1e0 [ 79.394229][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 79.394954][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 79.525910][ T5038] loop0: detected capacity change from 0 to 32768 [ 79.581132][ T4815] BUG: Bad page state in process syz-executor pfn:119a7c [ 79.582238][ T4815] page:00000000f8c6e774 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x119a7c [ 79.583868][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.585570][ T4815] raw: 05ffc00000002006 fffffc00035b98c8 ffff80001f5b75c0 0000000000000000 [ 79.586856][ T4815] raw: 0000000000000004 ffff0000e9ef9ba0 00000000ffffffff 0000000000000000 [ 79.588101][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.589292][ T4815] Modules linked in: [ 79.589912][ T4815] CPU: 1 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.591234][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.592817][ T4815] Call trace: [ 79.593348][ T4815] dump_backtrace+0x0/0x43c [ 79.594115][ T4815] show_stack+0x2c/0x3c [ 79.594750][ T4815] __dump_stack+0x30/0x40 [ 79.595442][ T4815] dump_stack_lvl+0xf8/0x160 [ 79.596169][ T4815] dump_stack+0x1c/0x5c [ 79.596875][ T4815] bad_page+0x188/0x1a8 [ 79.597561][ T4815] check_free_page_bad+0xf4/0x16c [ 79.598307][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 79.599162][ T4815] free_unref_page_list+0xdc/0x754 [ 79.599949][ T4815] release_pages+0x13c8/0x16e0 [ 79.600657][ T4815] __pagevec_release+0x84/0xf8 [ 79.601407][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 79.602306][ T4815] truncate_inode_pages+0x2c/0x3c [ 79.603084][ T4815] dbUnmount+0xf4/0x168 [ 79.603700][ T4815] jfs_umount+0x1c4/0x328 [ 79.604349][ T4815] jfs_put_super+0x90/0x188 [ 79.605107][ T4815] generic_shutdown_super+0x130/0x2f0 [ 79.605976][ T4815] kill_block_super+0x70/0xdc [ 79.606640][ T4815] deactivate_locked_super+0xb8/0x13c [ 79.607426][ T4815] deactivate_super+0xf8/0x118 [ 79.608186][ T4815] cleanup_mnt+0x3a4/0x458 [ 79.608866][ T4815] __cleanup_mnt+0x20/0x30 [ 79.609564][ T4815] task_work_run+0x12c/0x1e0 [ 79.610276][ T4815] do_notify_resume+0x24b4/0x3128 [ 79.611062][ T4815] el0_svc+0xf0/0x1e0 [ 79.611614][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 79.612421][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 79.613288][ T4815] BUG: Bad page state in process syz-executor pfn:116e63 [ 79.614319][ T4815] page:0000000072b18f90 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x116e63 [ 79.615780][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.617200][ T4815] raw: 05ffc00000002006 fffffc0003b10588 ffff80001f5b75c0 0000000000000000 [ 79.618462][ T4815] raw: 0000000000000003 ffff0000e9ef9c98 00000000ffffffff 0000000000000000 [ 79.619633][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.620877][ T4815] Modules linked in: [ 79.621487][ T4815] CPU: 1 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.622836][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.624273][ T4815] Call trace: [ 79.624690][ T4815] dump_backtrace+0x0/0x43c [ 79.625359][ T4815] show_stack+0x2c/0x3c [ 79.625948][ T4815] __dump_stack+0x30/0x40 [ 79.626564][ T4815] dump_stack_lvl+0xf8/0x160 [ 79.627245][ T4815] dump_stack+0x1c/0x5c [ 79.627833][ T4815] bad_page+0x188/0x1a8 [ 79.628401][ T4815] check_free_page_bad+0xf4/0x16c [ 79.629115][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 79.629871][ T4815] free_unref_page_list+0xdc/0x754 [ 79.630740][ T4815] release_pages+0x13c8/0x16e0 [ 79.631475][ T4815] __pagevec_release+0x84/0xf8 [ 79.632258][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 79.633203][ T4815] truncate_inode_pages+0x2c/0x3c [ 79.634052][ T4815] dbUnmount+0xf4/0x168 [ 79.634746][ T4815] jfs_umount+0x1c4/0x328 [ 79.635465][ T4815] jfs_put_super+0x90/0x188 [ 79.636147][ T4815] generic_shutdown_super+0x130/0x2f0 [ 79.637006][ T4815] kill_block_super+0x70/0xdc [ 79.637706][ T4815] deactivate_locked_super+0xb8/0x13c [ 79.638503][ T4815] deactivate_super+0xf8/0x118 [ 79.639313][ T4815] cleanup_mnt+0x3a4/0x458 [ 79.639997][ T4815] __cleanup_mnt+0x20/0x30 [ 79.640628][ T4815] task_work_run+0x12c/0x1e0 [ 79.641319][ T4815] do_notify_resume+0x24b4/0x3128 [ 79.642095][ T4815] el0_svc+0xf0/0x1e0 [ 79.642670][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 79.643534][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 79.755797][ T5040] loop0: detected capacity change from 0 to 32768 [ 79.842118][ T4815] BUG: Bad page state in process syz-executor pfn:12bae7 [ 79.843290][ T4815] page:00000000ce7dfe58 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12bae7 [ 79.844923][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.846368][ T4815] raw: 05ffc00000002006 fffffc000322e988 ffff80001f5b75c0 0000000000000000 [ 79.847623][ T4815] raw: 0000000000000004 ffff0000c7d25d90 00000000ffffffff 0000000000000000 [ 79.848846][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.849901][ T4815] Modules linked in: [ 79.858995][ T4815] CPU: 1 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.860408][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.862134][ T4815] Call trace: [ 79.862663][ T4815] dump_backtrace+0x0/0x43c [ 79.863377][ T4815] show_stack+0x2c/0x3c [ 79.864029][ T4815] __dump_stack+0x30/0x40 [ 79.864672][ T4815] dump_stack_lvl+0xf8/0x160 [ 79.865392][ T4815] dump_stack+0x1c/0x5c [ 79.866066][ T4815] bad_page+0x188/0x1a8 [ 79.866700][ T4815] check_free_page_bad+0xf4/0x16c [ 79.867484][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 79.868260][ T4815] free_unref_page_list+0xdc/0x754 [ 79.869004][ T4815] release_pages+0x13c8/0x16e0 [ 79.869709][ T4815] __pagevec_release+0x84/0xf8 [ 79.870414][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 79.871240][ T4815] truncate_inode_pages+0x2c/0x3c [ 79.871961][ T4815] dbUnmount+0xf4/0x168 [ 79.872636][ T4815] jfs_umount+0x1c4/0x328 [ 79.873334][ T4815] jfs_put_super+0x90/0x188 [ 79.874075][ T4815] generic_shutdown_super+0x130/0x2f0 [ 79.874950][ T4815] kill_block_super+0x70/0xdc [ 79.875736][ T4815] deactivate_locked_super+0xb8/0x13c [ 79.876548][ T4815] deactivate_super+0xf8/0x118 [ 79.877300][ T4815] cleanup_mnt+0x3a4/0x458 [ 79.877995][ T4815] __cleanup_mnt+0x20/0x30 [ 79.878699][ T4815] task_work_run+0x12c/0x1e0 [ 79.879411][ T4815] do_notify_resume+0x24b4/0x3128 [ 79.880156][ T4815] el0_svc+0xf0/0x1e0 [ 79.880791][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 79.881593][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 79.882731][ T4815] BUG: Bad page state in process syz-executor pfn:108ba6 [ 79.883762][ T4815] page:0000000052e026e0 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x108ba6 [ 79.885275][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.886749][ T4815] raw: 05ffc00000002006 fffffc00031f4888 ffff80001f5b75c0 0000000000000000 [ 79.888148][ T4815] raw: 0000000000000003 ffff0000d14657c0 00000000ffffffff 0000000000000000 [ 79.889546][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.890718][ T4815] Modules linked in: [ 79.891377][ T4815] CPU: 1 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.892755][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.894351][ T4815] Call trace: [ 79.894919][ T4815] dump_backtrace+0x0/0x43c [ 79.895657][ T4815] show_stack+0x2c/0x3c [ 79.896340][ T4815] __dump_stack+0x30/0x40 [ 79.897087][ T4815] dump_stack_lvl+0xf8/0x160 [ 79.897853][ T4815] dump_stack+0x1c/0x5c [ 79.898461][ T4815] bad_page+0x188/0x1a8 [ 79.899096][ T4815] check_free_page_bad+0xf4/0x16c [ 79.899842][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 79.900723][ T4815] free_unref_page_list+0xdc/0x754 [ 79.901597][ T4815] release_pages+0x13c8/0x16e0 [ 79.902384][ T4815] __pagevec_release+0x84/0xf8 [ 79.903143][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 79.904055][ T4815] truncate_inode_pages+0x2c/0x3c [ 79.904869][ T4815] dbUnmount+0xf4/0x168 [ 79.905504][ T4815] jfs_umount+0x1c4/0x328 [ 79.906162][ T4815] jfs_put_super+0x90/0x188 [ 79.906868][ T4815] generic_shutdown_super+0x130/0x2f0 [ 79.907673][ T4815] kill_block_super+0x70/0xdc [ 79.908369][ T4815] deactivate_locked_super+0xb8/0x13c [ 79.909165][ T4815] deactivate_super+0xf8/0x118 [ 79.909845][ T4815] cleanup_mnt+0x3a4/0x458 [ 79.910482][ T4815] __cleanup_mnt+0x20/0x30 [ 79.911149][ T4815] task_work_run+0x12c/0x1e0 [ 79.911858][ T4815] do_notify_resume+0x24b4/0x3128 [ 79.912621][ T4815] el0_svc+0xf0/0x1e0 [ 79.913228][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 79.914015][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 80.027463][ T5042] loop0: detected capacity change from 0 to 32768 [ 80.102919][ T4815] BUG: Bad page state in process syz-executor pfn:117350 [ 80.103989][ T4815] page:00000000175f0b0a refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x117350 [ 80.105399][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.107001][ T4815] raw: 05ffc00000002006 fffffc0003384888 ffff80001f5b75c0 0000000000000000 [ 80.108363][ T4815] raw: 0000000000000004 ffff0000cb7b16c8 00000000ffffffff 0000000000000000 [ 80.109633][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.111529][ T4815] Modules linked in: [ 80.112142][ T4815] CPU: 0 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.113390][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.114907][ T4815] Call trace: [ 80.115411][ T4815] dump_backtrace+0x0/0x43c [ 80.116138][ T4815] show_stack+0x2c/0x3c [ 80.116787][ T4815] __dump_stack+0x30/0x40 [ 80.117498][ T4815] dump_stack_lvl+0xf8/0x160 [ 80.118223][ T4815] dump_stack+0x1c/0x5c [ 80.118879][ T4815] bad_page+0x188/0x1a8 [ 80.119525][ T4815] check_free_page_bad+0xf4/0x16c [ 80.120290][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 80.121079][ T4815] free_unref_page_list+0xdc/0x754 [ 80.121837][ T4815] release_pages+0x13c8/0x16e0 [ 80.122584][ T4815] __pagevec_release+0x84/0xf8 [ 80.123267][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 80.124160][ T4815] truncate_inode_pages+0x2c/0x3c [ 80.124988][ T4815] dbUnmount+0xf4/0x168 [ 80.125617][ T4815] jfs_umount+0x1c4/0x328 [ 80.126288][ T4815] jfs_put_super+0x90/0x188 [ 80.127006][ T4815] generic_shutdown_super+0x130/0x2f0 [ 80.127763][ T4815] kill_block_super+0x70/0xdc [ 80.128422][ T4815] deactivate_locked_super+0xb8/0x13c [ 80.129236][ T4815] deactivate_super+0xf8/0x118 [ 80.129972][ T4815] cleanup_mnt+0x3a4/0x458 [ 80.130696][ T4815] __cleanup_mnt+0x20/0x30 [ 80.131364][ T4815] task_work_run+0x12c/0x1e0 [ 80.132127][ T4815] do_notify_resume+0x24b4/0x3128 [ 80.132870][ T4815] el0_svc+0xf0/0x1e0 [ 80.133516][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 80.134290][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 80.135945][ T4815] BUG: Bad page state in process syz-executor pfn:10e122 [ 80.136996][ T4815] page:0000000046ebb001 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x10e122 [ 80.138453][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.139893][ T4815] raw: 05ffc00000002006 fffffc00036eec08 ffff80001f5b75c0 0000000000000000 [ 80.141257][ T4815] raw: 0000000000000003 ffff0000cb7b17c0 00000000ffffffff 0000000000000000 [ 80.142567][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.143587][ T4815] Modules linked in: [ 80.144166][ T4815] CPU: 0 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.145351][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.146734][ T4815] Call trace: [ 80.147275][ T4815] dump_backtrace+0x0/0x43c [ 80.147981][ T4815] show_stack+0x2c/0x3c [ 80.148613][ T4815] __dump_stack+0x30/0x40 [ 80.149223][ T4815] dump_stack_lvl+0xf8/0x160 [ 80.149876][ T4815] dump_stack+0x1c/0x5c [ 80.150474][ T4815] bad_page+0x188/0x1a8 [ 80.151143][ T4815] check_free_page_bad+0xf4/0x16c [ 80.151851][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 80.152691][ T4815] free_unref_page_list+0xdc/0x754 [ 80.153497][ T4815] release_pages+0x13c8/0x16e0 [ 80.154189][ T4815] __pagevec_release+0x84/0xf8 [ 80.154866][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 80.155690][ T4815] truncate_inode_pages+0x2c/0x3c [ 80.156401][ T4815] dbUnmount+0xf4/0x168 [ 80.157077][ T4815] jfs_umount+0x1c4/0x328 [ 80.157715][ T4815] jfs_put_super+0x90/0x188 [ 80.158380][ T4815] generic_shutdown_super+0x130/0x2f0 [ 80.159216][ T4815] kill_block_super+0x70/0xdc [ 80.159967][ T4815] deactivate_locked_super+0xb8/0x13c [ 80.160839][ T4815] deactivate_super+0xf8/0x118 [ 80.161630][ T4815] cleanup_mnt+0x3a4/0x458 [ 80.162300][ T4815] __cleanup_mnt+0x20/0x30 [ 80.162993][ T4815] task_work_run+0x12c/0x1e0 [ 80.163653][ T4815] do_notify_resume+0x24b4/0x3128 [ 80.164416][ T4815] el0_svc+0xf0/0x1e0 [ 80.165028][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 80.165746][ T4815] el0t_64_sync+0x1a0/0x1a4 1970/01/01 00:01:20 executed programs: 23 [ 80.275898][ T5051] loop0: detected capacity change from 0 to 32768 [ 80.346095][ T4815] BUG: Bad page state in process syz-executor pfn:12c416 [ 80.347267][ T4815] page:00000000b5a2dc8e refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12c416 [ 80.348768][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.350979][ T4815] raw: 05ffc00000002006 fffffc0003a7ed88 ffff80001f5b75c0 0000000000000000 [ 80.352260][ T4815] raw: 0000000000000004 ffff0000e7e5e8b8 00000000ffffffff 0000000000000000 [ 80.353454][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.354438][ T4815] Modules linked in: [ 80.355016][ T4815] CPU: 1 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.356267][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.357623][ T4815] Call trace: [ 80.358092][ T4815] dump_backtrace+0x0/0x43c [ 80.358745][ T4815] show_stack+0x2c/0x3c [ 80.359385][ T4815] __dump_stack+0x30/0x40 [ 80.360065][ T4815] dump_stack_lvl+0xf8/0x160 [ 80.360823][ T4815] dump_stack+0x1c/0x5c [ 80.361500][ T4815] bad_page+0x188/0x1a8 [ 80.362225][ T4815] check_free_page_bad+0xf4/0x16c [ 80.363072][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 80.363976][ T4815] free_unref_page_list+0xdc/0x754 [ 80.364814][ T4815] release_pages+0x13c8/0x16e0 [ 80.365548][ T4815] __pagevec_release+0x84/0xf8 [ 80.366332][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 80.367275][ T4815] truncate_inode_pages+0x2c/0x3c [ 80.367994][ T4815] dbUnmount+0xf4/0x168 [ 80.368592][ T4815] jfs_umount+0x1c4/0x328 [ 80.369294][ T4815] jfs_put_super+0x90/0x188 [ 80.369964][ T4815] generic_shutdown_super+0x130/0x2f0 [ 80.370835][ T4815] kill_block_super+0x70/0xdc [ 80.371580][ T4815] deactivate_locked_super+0xb8/0x13c [ 80.372494][ T4815] deactivate_super+0xf8/0x118 [ 80.373247][ T4815] cleanup_mnt+0x3a4/0x458 [ 80.373869][ T4815] __cleanup_mnt+0x20/0x30 [ 80.374492][ T4815] task_work_run+0x12c/0x1e0 [ 80.375167][ T4815] do_notify_resume+0x24b4/0x3128 [ 80.375939][ T4815] el0_svc+0xf0/0x1e0 [ 80.376577][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 80.377341][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 80.378176][ T4815] BUG: Bad page state in process syz-executor pfn:129fb6 [ 80.379227][ T4815] page:00000000673dcf49 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x129fb6 [ 80.380874][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.382440][ T4815] raw: 05ffc00000002006 fffffc0003538b48 ffff80001f5b75c0 0000000000000000 [ 80.383784][ T4815] raw: 0000000000000003 ffff0000e7e5e9b0 00000000ffffffff 0000000000000000 [ 80.385160][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.386249][ T4815] Modules linked in: [ 80.386910][ T4815] CPU: 1 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.388327][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.389959][ T4815] Call trace: [ 80.390508][ T4815] dump_backtrace+0x0/0x43c [ 80.391247][ T4815] show_stack+0x2c/0x3c [ 80.391917][ T4815] __dump_stack+0x30/0x40 [ 80.392650][ T4815] dump_stack_lvl+0xf8/0x160 [ 80.393322][ T4815] dump_stack+0x1c/0x5c [ 80.393993][ T4815] bad_page+0x188/0x1a8 [ 80.394680][ T4815] check_free_page_bad+0xf4/0x16c [ 80.395502][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 80.396370][ T4815] free_unref_page_list+0xdc/0x754 [ 80.397229][ T4815] release_pages+0x13c8/0x16e0 [ 80.398015][ T4815] __pagevec_release+0x84/0xf8 [ 80.398728][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 80.399668][ T4815] truncate_inode_pages+0x2c/0x3c [ 80.400437][ T4815] dbUnmount+0xf4/0x168 [ 80.401033][ T4815] jfs_umount+0x1c4/0x328 [ 80.401725][ T4815] jfs_put_super+0x90/0x188 [ 80.402428][ T4815] generic_shutdown_super+0x130/0x2f0 [ 80.403225][ T4815] kill_block_super+0x70/0xdc [ 80.403929][ T4815] deactivate_locked_super+0xb8/0x13c [ 80.404815][ T4815] deactivate_super+0xf8/0x118 [ 80.405520][ T4815] cleanup_mnt+0x3a4/0x458 [ 80.406166][ T4815] __cleanup_mnt+0x20/0x30 [ 80.406815][ T4815] task_work_run+0x12c/0x1e0 [ 80.407545][ T4815] do_notify_resume+0x24b4/0x3128 [ 80.408376][ T4815] el0_svc+0xf0/0x1e0 [ 80.409019][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 80.409802][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 80.525549][ T5053] loop0: detected capacity change from 0 to 32768 [ 80.591447][ T4815] BUG: Bad page state in process syz-executor pfn:12bbf0 [ 80.592566][ T4815] page:000000002218a5d7 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12bbf0 [ 80.594193][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.595635][ T4815] raw: 05ffc00000002006 fffffc0003a2bc48 ffff80001f5b75c0 0000000000000000 [ 80.596960][ T4815] raw: 0000000000000004 ffff0000c80230f8 00000000ffffffff 0000000000000000 [ 80.598213][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.599360][ T4815] Modules linked in: [ 80.600005][ T4815] CPU: 0 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.601450][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.603015][ T4815] Call trace: [ 80.603570][ T4815] dump_backtrace+0x0/0x43c [ 80.604350][ T4815] show_stack+0x2c/0x3c [ 80.604966][ T4815] __dump_stack+0x30/0x40 [ 80.605706][ T4815] dump_stack_lvl+0xf8/0x160 [ 80.606446][ T4815] dump_stack+0x1c/0x5c [ 80.607140][ T4815] bad_page+0x188/0x1a8 [ 80.607858][ T4815] check_free_page_bad+0xf4/0x16c [ 80.608611][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 80.609450][ T4815] free_unref_page_list+0xdc/0x754 [ 80.610226][ T4815] release_pages+0x13c8/0x16e0 [ 80.610928][ T4815] __pagevec_release+0x84/0xf8 [ 80.611729][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 80.612612][ T4815] truncate_inode_pages+0x2c/0x3c [ 80.613403][ T4815] dbUnmount+0xf4/0x168 [ 80.614036][ T4815] jfs_umount+0x1c4/0x328 [ 80.614726][ T4815] jfs_put_super+0x90/0x188 [ 80.615434][ T4815] generic_shutdown_super+0x130/0x2f0 [ 80.616248][ T4815] kill_block_super+0x70/0xdc [ 80.616973][ T4815] deactivate_locked_super+0xb8/0x13c [ 80.617860][ T4815] deactivate_super+0xf8/0x118 [ 80.618549][ T4815] cleanup_mnt+0x3a4/0x458 [ 80.619272][ T4815] __cleanup_mnt+0x20/0x30 [ 80.619993][ T4815] task_work_run+0x12c/0x1e0 [ 80.620723][ T4815] do_notify_resume+0x24b4/0x3128 [ 80.621513][ T4815] el0_svc+0xf0/0x1e0 [ 80.622154][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 80.622939][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 80.624113][ T4815] BUG: Bad page state in process syz-executor pfn:128af1 [ 80.625249][ T4815] page:00000000a002c396 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x128af1 [ 80.626727][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.628194][ T4815] raw: 05ffc00000002006 fffffc0003b31b08 ffff80001f5b75c0 0000000000000000 [ 80.629530][ T4815] raw: 0000000000000003 ffff0000c80231f0 00000000ffffffff 0000000000000000 [ 80.631085][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.632227][ T4815] Modules linked in: [ 80.632806][ T4815] CPU: 0 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.634107][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.635506][ T4815] Call trace: [ 80.635985][ T4815] dump_backtrace+0x0/0x43c [ 80.636631][ T4815] show_stack+0x2c/0x3c [ 80.637188][ T4815] __dump_stack+0x30/0x40 [ 80.637786][ T4815] dump_stack_lvl+0xf8/0x160 [ 80.638408][ T4815] dump_stack+0x1c/0x5c [ 80.639000][ T4815] bad_page+0x188/0x1a8 [ 80.639643][ T4815] check_free_page_bad+0xf4/0x16c [ 80.640402][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 80.641266][ T4815] free_unref_page_list+0xdc/0x754 [ 80.642108][ T4815] release_pages+0x13c8/0x16e0 [ 80.642790][ T4815] __pagevec_release+0x84/0xf8 [ 80.643537][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 80.644392][ T4815] truncate_inode_pages+0x2c/0x3c [ 80.645113][ T4815] dbUnmount+0xf4/0x168 [ 80.645735][ T4815] jfs_umount+0x1c4/0x328 [ 80.646335][ T4815] jfs_put_super+0x90/0x188 [ 80.646938][ T4815] generic_shutdown_super+0x130/0x2f0 [ 80.647652][ T4815] kill_block_super+0x70/0xdc [ 80.648323][ T4815] deactivate_locked_super+0xb8/0x13c [ 80.649095][ T4815] deactivate_super+0xf8/0x118 [ 80.649845][ T4815] cleanup_mnt+0x3a4/0x458 [ 80.650490][ T4815] __cleanup_mnt+0x20/0x30 [ 80.651149][ T4815] task_work_run+0x12c/0x1e0 [ 80.651824][ T4815] do_notify_resume+0x24b4/0x3128 [ 80.652573][ T4815] el0_svc+0xf0/0x1e0 [ 80.653157][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 80.653863][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 80.766016][ T5055] loop0: detected capacity change from 0 to 32768 [ 80.821455][ T4815] BUG: Bad page state in process syz-executor pfn:114fd6 [ 80.822595][ T4815] page:000000006237f212 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x114fd6 [ 80.823997][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.825356][ T4815] raw: 05ffc00000002006 fffffc0003b2cd88 ffff80001f5b75c0 0000000000000000 [ 80.826565][ T4815] raw: 0000000000000004 ffff0000eca51aa8 00000000ffffffff 0000000000000000 [ 80.827758][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.828837][ T4815] Modules linked in: [ 80.829479][ T4815] CPU: 0 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.830833][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.832423][ T4815] Call trace: [ 80.832947][ T4815] dump_backtrace+0x0/0x43c [ 80.833703][ T4815] show_stack+0x2c/0x3c [ 80.834323][ T4815] __dump_stack+0x30/0x40 [ 80.834999][ T4815] dump_stack_lvl+0xf8/0x160 [ 80.835753][ T4815] dump_stack+0x1c/0x5c [ 80.836414][ T4815] bad_page+0x188/0x1a8 [ 80.837136][ T4815] check_free_page_bad+0xf4/0x16c [ 80.837908][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 80.838799][ T4815] free_unref_page_list+0xdc/0x754 [ 80.839605][ T4815] release_pages+0x13c8/0x16e0 [ 80.840310][ T4815] __pagevec_release+0x84/0xf8 [ 80.841090][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 80.842054][ T4815] truncate_inode_pages+0x2c/0x3c [ 80.842854][ T4815] dbUnmount+0xf4/0x168 [ 80.843522][ T4815] jfs_umount+0x1c4/0x328 [ 80.844197][ T4815] jfs_put_super+0x90/0x188 [ 80.844874][ T4815] generic_shutdown_super+0x130/0x2f0 [ 80.845679][ T4815] kill_block_super+0x70/0xdc [ 80.846346][ T4815] deactivate_locked_super+0xb8/0x13c [ 80.847141][ T4815] deactivate_super+0xf8/0x118 [ 80.847790][ T4815] cleanup_mnt+0x3a4/0x458 [ 80.848428][ T4815] __cleanup_mnt+0x20/0x30 [ 80.849138][ T4815] task_work_run+0x12c/0x1e0 [ 80.849922][ T4815] do_notify_resume+0x24b4/0x3128 [ 80.850740][ T4815] el0_svc+0xf0/0x1e0 [ 80.851346][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 80.852118][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 80.852989][ T4815] BUG: Bad page state in process syz-executor pfn:12cb36 [ 80.853970][ T4815] page:0000000034d10945 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x12cb36 [ 80.855408][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.856717][ T4815] raw: 05ffc00000002006 fffffc0003489248 ffff80001f5b75c0 0000000000000000 [ 80.857929][ T4815] raw: 0000000000000003 ffff0000eca51ba0 00000000ffffffff 0000000000000000 [ 80.859113][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.860269][ T4815] Modules linked in: [ 80.860943][ T4815] CPU: 0 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.862328][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.864006][ T4815] Call trace: [ 80.864425][ T4815] dump_backtrace+0x0/0x43c [ 80.865037][ T4815] show_stack+0x2c/0x3c [ 80.865634][ T4815] __dump_stack+0x30/0x40 [ 80.866256][ T4815] dump_stack_lvl+0xf8/0x160 [ 80.866919][ T4815] dump_stack+0x1c/0x5c [ 80.867499][ T4815] bad_page+0x188/0x1a8 [ 80.868060][ T4815] check_free_page_bad+0xf4/0x16c [ 80.868744][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 80.869472][ T4815] free_unref_page_list+0xdc/0x754 [ 80.870166][ T4815] release_pages+0x13c8/0x16e0 [ 80.870912][ T4815] __pagevec_release+0x84/0xf8 [ 80.871625][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 80.872508][ T4815] truncate_inode_pages+0x2c/0x3c [ 80.873264][ T4815] dbUnmount+0xf4/0x168 [ 80.873910][ T4815] jfs_umount+0x1c4/0x328 [ 80.874586][ T4815] jfs_put_super+0x90/0x188 [ 80.875250][ T4815] generic_shutdown_super+0x130/0x2f0 [ 80.875996][ T4815] kill_block_super+0x70/0xdc [ 80.876792][ T4815] deactivate_locked_super+0xb8/0x13c [ 80.877594][ T4815] deactivate_super+0xf8/0x118 [ 80.878310][ T4815] cleanup_mnt+0x3a4/0x458 [ 80.879034][ T4815] __cleanup_mnt+0x20/0x30 [ 80.879725][ T4815] task_work_run+0x12c/0x1e0 [ 80.880448][ T4815] do_notify_resume+0x24b4/0x3128 [ 80.881236][ T4815] el0_svc+0xf0/0x1e0 [ 80.881907][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 80.882659][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 80.987492][ T5057] loop0: detected capacity change from 0 to 32768 [ 81.049117][ T4815] BUG: Bad page state in process syz-executor pfn:10b4b8 [ 81.050864][ T4815] page:000000001cf33a02 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10b4b8 [ 81.052247][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.053664][ T4815] raw: 05ffc00000002006 fffffc0003b330c8 ffff80001f5b75c0 0000000000000000 [ 81.054932][ T4815] raw: 0000000000000004 ffff0000ebd54c98 00000000ffffffff 0000000000000000 [ 81.056113][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.057142][ T4815] Modules linked in: [ 81.057797][ T4815] CPU: 1 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.059228][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.060895][ T4815] Call trace: [ 81.061406][ T4815] dump_backtrace+0x0/0x43c [ 81.062140][ T4815] show_stack+0x2c/0x3c [ 81.062847][ T4815] __dump_stack+0x30/0x40 [ 81.063531][ T4815] dump_stack_lvl+0xf8/0x160 [ 81.064228][ T4815] dump_stack+0x1c/0x5c [ 81.064863][ T4815] bad_page+0x188/0x1a8 [ 81.065552][ T4815] check_free_page_bad+0xf4/0x16c [ 81.066424][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 81.067268][ T4815] free_unref_page_list+0xdc/0x754 [ 81.068058][ T4815] release_pages+0x13c8/0x16e0 [ 81.068837][ T4815] __pagevec_release+0x84/0xf8 [ 81.069583][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 81.070492][ T4815] truncate_inode_pages+0x2c/0x3c [ 81.071292][ T4815] dbUnmount+0xf4/0x168 [ 81.071973][ T4815] jfs_umount+0x1c4/0x328 [ 81.072723][ T4815] jfs_put_super+0x90/0x188 [ 81.073425][ T4815] generic_shutdown_super+0x130/0x2f0 [ 81.074200][ T4815] kill_block_super+0x70/0xdc [ 81.074928][ T4815] deactivate_locked_super+0xb8/0x13c [ 81.075692][ T4815] deactivate_super+0xf8/0x118 [ 81.076413][ T4815] cleanup_mnt+0x3a4/0x458 [ 81.077083][ T4815] __cleanup_mnt+0x20/0x30 [ 81.077751][ T4815] task_work_run+0x12c/0x1e0 [ 81.078465][ T4815] do_notify_resume+0x24b4/0x3128 [ 81.079302][ T4815] el0_svc+0xf0/0x1e0 [ 81.079927][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 81.080767][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 81.081565][ T4815] BUG: Bad page state in process syz-executor pfn:12ccc3 [ 81.082658][ T4815] page:00000000089eb050 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x12ccc3 [ 81.084107][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.085460][ T4815] raw: 05ffc00000002006 fffffc000349a2c8 ffff80001f5b75c0 0000000000000000 [ 81.086730][ T4815] raw: 0000000000000003 ffff0000ebd54d90 00000000ffffffff 0000000000000000 [ 81.088060][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.089237][ T4815] Modules linked in: [ 81.089876][ T4815] CPU: 1 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.091268][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.092869][ T4815] Call trace: [ 81.093410][ T4815] dump_backtrace+0x0/0x43c [ 81.094121][ T4815] show_stack+0x2c/0x3c [ 81.094801][ T4815] __dump_stack+0x30/0x40 [ 81.095499][ T4815] dump_stack_lvl+0xf8/0x160 [ 81.096279][ T4815] dump_stack+0x1c/0x5c [ 81.096989][ T4815] bad_page+0x188/0x1a8 [ 81.097672][ T4815] check_free_page_bad+0xf4/0x16c [ 81.098490][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 81.099411][ T4815] free_unref_page_list+0xdc/0x754 [ 81.100223][ T4815] release_pages+0x13c8/0x16e0 [ 81.100966][ T4815] __pagevec_release+0x84/0xf8 [ 81.101754][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 81.102728][ T4815] truncate_inode_pages+0x2c/0x3c [ 81.103504][ T4815] dbUnmount+0xf4/0x168 [ 81.104158][ T4815] jfs_umount+0x1c4/0x328 [ 81.104804][ T4815] jfs_put_super+0x90/0x188 [ 81.105441][ T4815] generic_shutdown_super+0x130/0x2f0 [ 81.106246][ T4815] kill_block_super+0x70/0xdc [ 81.106890][ T4815] deactivate_locked_super+0xb8/0x13c [ 81.107719][ T4815] deactivate_super+0xf8/0x118 [ 81.108448][ T4815] cleanup_mnt+0x3a4/0x458 [ 81.109127][ T4815] __cleanup_mnt+0x20/0x30 [ 81.109817][ T4815] task_work_run+0x12c/0x1e0 [ 81.110506][ T4815] do_notify_resume+0x24b4/0x3128 [ 81.111304][ T4815] el0_svc+0xf0/0x1e0 [ 81.111936][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 81.112718][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 81.216078][ T5059] loop0: detected capacity change from 0 to 32768 [ 81.271242][ T4815] BUG: Bad page state in process syz-executor pfn:10b966 [ 81.272398][ T4815] page:00000000f0be76fd refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10b966 [ 81.273879][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.275214][ T4815] raw: 05ffc00000002006 fffffc00036eeb48 ffff80001f5b75c0 0000000000000000 [ 81.276397][ T4815] raw: 0000000000000004 ffff0000d6e662e8 00000000ffffffff 0000000000000000 [ 81.277629][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.278671][ T4815] Modules linked in: [ 81.279276][ T4815] CPU: 0 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.280557][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.282020][ T4815] Call trace: [ 81.282529][ T4815] dump_backtrace+0x0/0x43c [ 81.283160][ T4815] show_stack+0x2c/0x3c [ 81.283770][ T4815] __dump_stack+0x30/0x40 [ 81.284381][ T4815] dump_stack_lvl+0xf8/0x160 [ 81.285126][ T4815] dump_stack+0x1c/0x5c [ 81.285804][ T4815] bad_page+0x188/0x1a8 [ 81.286391][ T4815] check_free_page_bad+0xf4/0x16c [ 81.287180][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 81.288043][ T4815] free_unref_page_list+0xdc/0x754 [ 81.288858][ T4815] release_pages+0x13c8/0x16e0 [ 81.289567][ T4815] __pagevec_release+0x84/0xf8 [ 81.290298][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 81.291133][ T4815] truncate_inode_pages+0x2c/0x3c [ 81.291869][ T4815] dbUnmount+0xf4/0x168 [ 81.292457][ T4815] jfs_umount+0x1c4/0x328 [ 81.293123][ T4815] jfs_put_super+0x90/0x188 [ 81.293830][ T4815] generic_shutdown_super+0x130/0x2f0 [ 81.294653][ T4815] kill_block_super+0x70/0xdc [ 81.295298][ T4815] deactivate_locked_super+0xb8/0x13c [ 81.296126][ T4815] deactivate_super+0xf8/0x118 [ 81.296820][ T4815] cleanup_mnt+0x3a4/0x458 [ 81.297443][ T4815] __cleanup_mnt+0x20/0x30 [ 81.298070][ T4815] task_work_run+0x12c/0x1e0 [ 81.298811][ T4815] do_notify_resume+0x24b4/0x3128 [ 81.299604][ T4815] el0_svc+0xf0/0x1e0 [ 81.300201][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 81.300901][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 81.301791][ T4815] BUG: Bad page state in process syz-executor pfn:11bbad [ 81.302843][ T4815] page:00000000627e4810 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x11bbad [ 81.304460][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.305980][ T4815] raw: 05ffc00000002006 fffffc000317af88 ffff80001f5b75c0 0000000000000000 [ 81.307253][ T4815] raw: 0000000000000003 ffff0000d6e663e0 00000000ffffffff 0000000000000000 [ 81.308428][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.309479][ T4815] Modules linked in: [ 81.310069][ T4815] CPU: 0 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.311466][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.313050][ T4815] Call trace: [ 81.313569][ T4815] dump_backtrace+0x0/0x43c [ 81.314192][ T4815] show_stack+0x2c/0x3c [ 81.314838][ T4815] __dump_stack+0x30/0x40 [ 81.315478][ T4815] dump_stack_lvl+0xf8/0x160 [ 81.316196][ T4815] dump_stack+0x1c/0x5c [ 81.316800][ T4815] bad_page+0x188/0x1a8 [ 81.317445][ T4815] check_free_page_bad+0xf4/0x16c [ 81.318155][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 81.318972][ T4815] free_unref_page_list+0xdc/0x754 [ 81.319850][ T4815] release_pages+0x13c8/0x16e0 [ 81.320641][ T4815] __pagevec_release+0x84/0xf8 [ 81.321368][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 81.322238][ T4815] truncate_inode_pages+0x2c/0x3c [ 81.323041][ T4815] dbUnmount+0xf4/0x168 [ 81.323662][ T4815] jfs_umount+0x1c4/0x328 [ 81.324356][ T4815] jfs_put_super+0x90/0x188 [ 81.325047][ T4815] generic_shutdown_super+0x130/0x2f0 [ 81.325756][ T4815] kill_block_super+0x70/0xdc [ 81.326443][ T4815] deactivate_locked_super+0xb8/0x13c [ 81.327256][ T4815] deactivate_super+0xf8/0x118 [ 81.327920][ T4815] cleanup_mnt+0x3a4/0x458 [ 81.328658][ T4815] __cleanup_mnt+0x20/0x30 [ 81.329417][ T4815] task_work_run+0x12c/0x1e0 [ 81.330133][ T4815] do_notify_resume+0x24b4/0x3128 [ 81.330919][ T4815] el0_svc+0xf0/0x1e0 [ 81.331530][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 81.332246][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 81.444563][ T5061] loop0: detected capacity change from 0 to 32768 [ 81.509192][ T4815] BUG: Bad page state in process syz-executor pfn:11cdd4 [ 81.510589][ T4815] page:0000000024d87a5f refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x11cdd4 [ 81.512244][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.513725][ T4815] raw: 05ffc00000002006 fffffc00033b0a88 ffff80001f5b75c0 0000000000000000 [ 81.515209][ T4815] raw: 0000000000000004 ffff0000d1f61e88 00000000ffffffff 0000000000000000 [ 81.516443][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.517400][ T4815] Modules linked in: [ 81.518151][ T4815] CPU: 0 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.519410][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.520821][ T4815] Call trace: [ 81.521326][ T4815] dump_backtrace+0x0/0x43c [ 81.521973][ T4815] show_stack+0x2c/0x3c [ 81.522582][ T4815] __dump_stack+0x30/0x40 [ 81.523234][ T4815] dump_stack_lvl+0xf8/0x160 [ 81.523918][ T4815] dump_stack+0x1c/0x5c [ 81.524533][ T4815] bad_page+0x188/0x1a8 [ 81.525169][ T4815] check_free_page_bad+0xf4/0x16c [ 81.525863][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 81.526642][ T4815] free_unref_page_list+0xdc/0x754 [ 81.527502][ T4815] release_pages+0x13c8/0x16e0 [ 81.528254][ T4815] __pagevec_release+0x84/0xf8 [ 81.529000][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 81.529866][ T4815] truncate_inode_pages+0x2c/0x3c [ 81.530637][ T4815] dbUnmount+0xf4/0x168 [ 81.531190][ T4815] jfs_umount+0x1c4/0x328 [ 81.531831][ T4815] jfs_put_super+0x90/0x188 [ 81.532516][ T4815] generic_shutdown_super+0x130/0x2f0 [ 81.533344][ T4815] kill_block_super+0x70/0xdc [ 81.534005][ T4815] deactivate_locked_super+0xb8/0x13c [ 81.534809][ T4815] deactivate_super+0xf8/0x118 [ 81.535512][ T4815] cleanup_mnt+0x3a4/0x458 [ 81.536172][ T4815] __cleanup_mnt+0x20/0x30 [ 81.536870][ T4815] task_work_run+0x12c/0x1e0 [ 81.537643][ T4815] do_notify_resume+0x24b4/0x3128 [ 81.538382][ T4815] el0_svc+0xf0/0x1e0 [ 81.538934][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 81.539653][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 81.540698][ T4815] BUG: Bad page state in process syz-executor pfn:10ec2a [ 81.541798][ T4815] page:0000000092af4f58 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x10ec2a [ 81.543168][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.544632][ T4815] raw: 05ffc00000002006 fffffc0003b5f688 ffff80001f5b75c0 0000000000000000 [ 81.545913][ T4815] raw: 0000000000000003 ffff0000d2279000 00000000ffffffff 0000000000000000 [ 81.547261][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.548289][ T4815] Modules linked in: [ 81.548869][ T4815] CPU: 0 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.550058][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.551549][ T4815] Call trace: [ 81.552028][ T4815] dump_backtrace+0x0/0x43c [ 81.552778][ T4815] show_stack+0x2c/0x3c [ 81.553423][ T4815] __dump_stack+0x30/0x40 [ 81.554106][ T4815] dump_stack_lvl+0xf8/0x160 [ 81.554830][ T4815] dump_stack+0x1c/0x5c [ 81.555496][ T4815] bad_page+0x188/0x1a8 [ 81.556155][ T4815] check_free_page_bad+0xf4/0x16c [ 81.556985][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 81.557830][ T4815] free_unref_page_list+0xdc/0x754 [ 81.558639][ T4815] release_pages+0x13c8/0x16e0 [ 81.559454][ T4815] __pagevec_release+0x84/0xf8 [ 81.560258][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 81.561182][ T4815] truncate_inode_pages+0x2c/0x3c [ 81.561954][ T4815] dbUnmount+0xf4/0x168 [ 81.562583][ T4815] jfs_umount+0x1c4/0x328 [ 81.563191][ T4815] jfs_put_super+0x90/0x188 [ 81.563840][ T4815] generic_shutdown_super+0x130/0x2f0 [ 81.564601][ T4815] kill_block_super+0x70/0xdc [ 81.565255][ T4815] deactivate_locked_super+0xb8/0x13c [ 81.566042][ T4815] deactivate_super+0xf8/0x118 [ 81.566738][ T4815] cleanup_mnt+0x3a4/0x458 [ 81.567421][ T4815] __cleanup_mnt+0x20/0x30 [ 81.568098][ T4815] task_work_run+0x12c/0x1e0 [ 81.568802][ T4815] do_notify_resume+0x24b4/0x3128 [ 81.569616][ T4815] el0_svc+0xf0/0x1e0 [ 81.570195][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 81.570914][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 81.701820][ T5063] loop0: detected capacity change from 0 to 32768 [ 81.769225][ T4815] BUG: Bad page state in process syz-executor pfn:10b3c3 [ 81.770481][ T4815] page:000000002a81c1c1 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10b3c3 [ 81.771991][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.773469][ T4815] raw: 05ffc00000002006 fffffc0003091b48 ffff80001f5b75c0 0000000000000000 [ 81.774882][ T4815] raw: 0000000000000004 ffff0000d19a54d8 00000000ffffffff 0000000000000000 [ 81.776072][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.777233][ T4815] Modules linked in: [ 81.777786][ T4815] CPU: 1 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.779027][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.780382][ T4815] Call trace: [ 81.780844][ T4815] dump_backtrace+0x0/0x43c [ 81.781510][ T4815] show_stack+0x2c/0x3c [ 81.782105][ T4815] __dump_stack+0x30/0x40 [ 81.782771][ T4815] dump_stack_lvl+0xf8/0x160 [ 81.783430][ T4815] dump_stack+0x1c/0x5c [ 81.784051][ T4815] bad_page+0x188/0x1a8 [ 81.784664][ T4815] check_free_page_bad+0xf4/0x16c [ 81.785462][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 81.786280][ T4815] free_unref_page_list+0xdc/0x754 [ 81.787084][ T4815] release_pages+0x13c8/0x16e0 [ 81.787874][ T4815] __pagevec_release+0x84/0xf8 [ 81.788670][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 81.789530][ T4815] truncate_inode_pages+0x2c/0x3c [ 81.790277][ T4815] dbUnmount+0xf4/0x168 [ 81.790907][ T4815] jfs_umount+0x1c4/0x328 [ 81.791516][ T4815] jfs_put_super+0x90/0x188 [ 81.792165][ T4815] generic_shutdown_super+0x130/0x2f0 [ 81.793083][ T4815] kill_block_super+0x70/0xdc [ 81.793852][ T4815] deactivate_locked_super+0xb8/0x13c [ 81.794721][ T4815] deactivate_super+0xf8/0x118 [ 81.795434][ T4815] cleanup_mnt+0x3a4/0x458 [ 81.796180][ T4815] __cleanup_mnt+0x20/0x30 [ 81.796948][ T4815] task_work_run+0x12c/0x1e0 [ 81.797746][ T4815] do_notify_resume+0x24b4/0x3128 [ 81.798517][ T4815] el0_svc+0xf0/0x1e0 [ 81.799181][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 81.800034][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 81.801192][ T4815] BUG: Bad page state in process syz-executor pfn:10246d [ 81.802256][ T4815] page:00000000cc897cdc refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x10246d [ 81.803766][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.805170][ T4815] raw: 05ffc00000002006 fffffc0003538348 ffff80001f5b75c0 0000000000000000 [ 81.806493][ T4815] raw: 0000000000000003 ffff0000d19a55d0 00000000ffffffff 0000000000000000 [ 81.807844][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.808979][ T4815] Modules linked in: [ 81.809619][ T4815] CPU: 1 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.810981][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.812564][ T4815] Call trace: [ 81.813086][ T4815] dump_backtrace+0x0/0x43c [ 81.813788][ T4815] show_stack+0x2c/0x3c [ 81.814436][ T4815] __dump_stack+0x30/0x40 [ 81.815132][ T4815] dump_stack_lvl+0xf8/0x160 [ 81.815892][ T4815] dump_stack+0x1c/0x5c [ 81.816504][ T4815] bad_page+0x188/0x1a8 [ 81.817113][ T4815] check_free_page_bad+0xf4/0x16c [ 81.817939][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 81.818780][ T4815] free_unref_page_list+0xdc/0x754 [ 81.819652][ T4815] release_pages+0x13c8/0x16e0 [ 81.820368][ T4815] __pagevec_release+0x84/0xf8 [ 81.821045][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 81.821920][ T4815] truncate_inode_pages+0x2c/0x3c [ 81.822717][ T4815] dbUnmount+0xf4/0x168 [ 81.823302][ T4815] jfs_umount+0x1c4/0x328 [ 81.823938][ T4815] jfs_put_super+0x90/0x188 [ 81.824658][ T4815] generic_shutdown_super+0x130/0x2f0 [ 81.825472][ T4815] kill_block_super+0x70/0xdc [ 81.826194][ T4815] deactivate_locked_super+0xb8/0x13c [ 81.826995][ T4815] deactivate_super+0xf8/0x118 [ 81.827698][ T4815] cleanup_mnt+0x3a4/0x458 [ 81.828290][ T4815] __cleanup_mnt+0x20/0x30 [ 81.828965][ T4815] task_work_run+0x12c/0x1e0 [ 81.829694][ T4815] do_notify_resume+0x24b4/0x3128 [ 81.830443][ T4815] el0_svc+0xf0/0x1e0 [ 81.831060][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 81.831878][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 81.945641][ T5065] loop0: detected capacity change from 0 to 32768 [ 82.010602][ T4815] BUG: Bad page state in process syz-executor pfn:119a7a [ 82.011763][ T4815] page:000000004b385a6d refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x119a7a [ 82.013433][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 82.014799][ T4815] raw: 05ffc00000002006 fffffc0003203608 ffff80001f5b75c0 0000000000000000 [ 82.016070][ T4815] raw: 0000000000000004 ffff0000c97b30f8 00000000ffffffff 0000000000000000 [ 82.017569][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.018556][ T4815] Modules linked in: [ 82.019180][ T4815] CPU: 0 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 82.020509][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.021948][ T4815] Call trace: [ 82.022404][ T4815] dump_backtrace+0x0/0x43c [ 82.023027][ T4815] show_stack+0x2c/0x3c [ 82.023695][ T4815] __dump_stack+0x30/0x40 [ 82.024337][ T4815] dump_stack_lvl+0xf8/0x160 [ 82.025065][ T4815] dump_stack+0x1c/0x5c [ 82.025743][ T4815] bad_page+0x188/0x1a8 [ 82.026368][ T4815] check_free_page_bad+0xf4/0x16c [ 82.027123][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 82.027925][ T4815] free_unref_page_list+0xdc/0x754 [ 82.028640][ T4815] release_pages+0x13c8/0x16e0 [ 82.029315][ T4815] __pagevec_release+0x84/0xf8 [ 82.030029][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 82.030842][ T4815] truncate_inode_pages+0x2c/0x3c [ 82.031620][ T4815] dbUnmount+0xf4/0x168 [ 82.032244][ T4815] jfs_umount+0x1c4/0x328 [ 82.032851][ T4815] jfs_put_super+0x90/0x188 [ 82.033618][ T4815] generic_shutdown_super+0x130/0x2f0 [ 82.034493][ T4815] kill_block_super+0x70/0xdc [ 82.035268][ T4815] deactivate_locked_super+0xb8/0x13c [ 82.036183][ T4815] deactivate_super+0xf8/0x118 [ 82.036980][ T4815] cleanup_mnt+0x3a4/0x458 [ 82.037729][ T4815] __cleanup_mnt+0x20/0x30 [ 82.038430][ T4815] task_work_run+0x12c/0x1e0 [ 82.039075][ T4815] do_notify_resume+0x24b4/0x3128 [ 82.039784][ T4815] el0_svc+0xf0/0x1e0 [ 82.040335][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 82.041095][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 82.042128][ T4815] BUG: Bad page state in process syz-executor pfn:1080d8 [ 82.043278][ T4815] page:0000000019a56077 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x1080d8 [ 82.044824][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 82.046228][ T4815] raw: 05ffc00000002006 fffffc00034b9208 ffff80001f5b75c0 0000000000000000 [ 82.047495][ T4815] raw: 0000000000000003 ffff0000c97b31f0 00000000ffffffff 0000000000000000 [ 82.048719][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.049802][ T4815] Modules linked in: [ 82.051185][ T4815] CPU: 1 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 82.052567][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.054190][ T4815] Call trace: [ 82.054709][ T4815] dump_backtrace+0x0/0x43c [ 82.055476][ T4815] show_stack+0x2c/0x3c [ 82.056062][ T4815] __dump_stack+0x30/0x40 [ 82.056757][ T4815] dump_stack_lvl+0xf8/0x160 [ 82.057459][ T4815] dump_stack+0x1c/0x5c [ 82.058075][ T4815] bad_page+0x188/0x1a8 [ 82.058664][ T4815] check_free_page_bad+0xf4/0x16c [ 82.059486][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 82.060328][ T4815] free_unref_page_list+0xdc/0x754 [ 82.061173][ T4815] release_pages+0x13c8/0x16e0 [ 82.061948][ T4815] __pagevec_release+0x84/0xf8 [ 82.062674][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 82.063574][ T4815] truncate_inode_pages+0x2c/0x3c [ 82.064359][ T4815] dbUnmount+0xf4/0x168 [ 82.064977][ T4815] jfs_umount+0x1c4/0x328 [ 82.065674][ T4815] jfs_put_super+0x90/0x188 [ 82.066391][ T4815] generic_shutdown_super+0x130/0x2f0 [ 82.067289][ T4815] kill_block_super+0x70/0xdc [ 82.068035][ T4815] deactivate_locked_super+0xb8/0x13c [ 82.068864][ T4815] deactivate_super+0xf8/0x118 [ 82.069564][ T4815] cleanup_mnt+0x3a4/0x458 [ 82.070226][ T4815] __cleanup_mnt+0x20/0x30 [ 82.070900][ T4815] task_work_run+0x12c/0x1e0 [ 82.071595][ T4815] do_notify_resume+0x24b4/0x3128 [ 82.072313][ T4815] el0_svc+0xf0/0x1e0 [ 82.072882][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 82.073653][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 82.177998][ T5067] loop0: detected capacity change from 0 to 32768 [ 82.240040][ T4815] BUG: Bad page state in process syz-executor pfn:1101ab [ 82.241379][ T4815] page:000000004cfceab6 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x1101ab [ 82.242746][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 82.244286][ T4815] raw: 05ffc00000002006 fffffc0003649648 ffff80001f5b75c0 0000000000000000 [ 82.245612][ T4815] raw: 0000000000000004 ffff0000d1fe12e8 00000000ffffffff 0000000000000000 [ 82.246945][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.248315][ T4815] Modules linked in: [ 82.248920][ T4815] CPU: 1 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 82.250202][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.251746][ T4815] Call trace: [ 82.252180][ T4815] dump_backtrace+0x0/0x43c [ 82.252850][ T4815] show_stack+0x2c/0x3c [ 82.253470][ T4815] __dump_stack+0x30/0x40 [ 82.254134][ T4815] dump_stack_lvl+0xf8/0x160 [ 82.254893][ T4815] dump_stack+0x1c/0x5c [ 82.255516][ T4815] bad_page+0x188/0x1a8 [ 82.256138][ T4815] check_free_page_bad+0xf4/0x16c [ 82.256893][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 82.257754][ T4815] free_unref_page_list+0xdc/0x754 [ 82.258569][ T4815] release_pages+0x13c8/0x16e0 [ 82.259318][ T4815] __pagevec_release+0x84/0xf8 [ 82.260104][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 82.261080][ T4815] truncate_inode_pages+0x2c/0x3c [ 82.261938][ T4815] dbUnmount+0xf4/0x168 [ 82.262649][ T4815] jfs_umount+0x1c4/0x328 [ 82.263306][ T4815] jfs_put_super+0x90/0x188 [ 82.264044][ T4815] generic_shutdown_super+0x130/0x2f0 [ 82.264837][ T4815] kill_block_super+0x70/0xdc [ 82.265493][ T4815] deactivate_locked_super+0xb8/0x13c [ 82.266374][ T4815] deactivate_super+0xf8/0x118 [ 82.267171][ T4815] cleanup_mnt+0x3a4/0x458 [ 82.267906][ T4815] __cleanup_mnt+0x20/0x30 [ 82.268646][ T4815] task_work_run+0x12c/0x1e0 [ 82.269421][ T4815] do_notify_resume+0x24b4/0x3128 [ 82.270243][ T4815] el0_svc+0xf0/0x1e0 [ 82.270888][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 82.271617][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 82.272926][ T4815] BUG: Bad page state in process syz-executor pfn:119259 [ 82.274030][ T4815] page:00000000b9287795 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x119259 [ 82.275634][ T4815] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 82.277081][ T4815] raw: 05ffc00000002006 fffffc00033af5c8 ffff80001f5b75c0 0000000000000000 [ 82.278267][ T4815] raw: 0000000000000003 ffff0000d1fe13e0 00000000ffffffff 0000000000000000 [ 82.279519][ T4815] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.280962][ T4815] Modules linked in: [ 82.281516][ T4815] CPU: 1 PID: 4815 Comm: syz-executor Tainted: G B syzkaller #0 [ 82.282805][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.284213][ T4815] Call trace: [ 82.284703][ T4815] dump_backtrace+0x0/0x43c [ 82.285397][ T4815] show_stack+0x2c/0x3c [ 82.286010][ T4815] __dump_stack+0x30/0x40 [ 82.286570][ T4815] dump_stack_lvl+0xf8/0x160 [ 82.287244][ T4815] dump_stack+0x1c/0x5c [ 82.287888][ T4815] bad_page+0x188/0x1a8 [ 82.288500][ T4815] check_free_page_bad+0xf4/0x16c [ 82.289256][ T4815] free_unref_page_prepare+0x744/0xaa0 [ 82.290123][ T4815] free_unref_page_list+0xdc/0x754 [ 82.290824][ T4815] release_pages+0x13c8/0x16e0 [ 82.291591][ T4815] __pagevec_release+0x84/0xf8 [ 82.292329][ T4815] truncate_inode_pages_range+0x29c/0x9b8 [ 82.293299][ T4815] truncate_inode_pages+0x2c/0x3c [ 82.294163][ T4815] dbUnmount+0xf4/0x168 [ 82.294824][ T4815] jfs_umount+0x1c4/0x328 [ 82.295445][ T4815] jfs_put_super+0x90/0x188 [ 82.296167][ T4815] generic_shutdown_super+0x130/0x2f0 [ 82.297018][ T4815] kill_block_super+0x70/0xdc [ 82.297782][ T4815] deactivate_locked_super+0xb8/0x13c [ 82.298597][ T4815] deactivate_super+0xf8/0x118 [ 82.299422][ T4815] cleanup_mnt+0x3a4/0x458 [ 82.300119][ T4815] __cleanup_mnt+0x20/0x30 [ 82.300786][ T4815] task_work_run+0x12c/0x1e0 [ 82.301482][ T4815] do_notify_resume+0x24b4/0x3128 [ 82.302236][ T4815] el0_svc+0xf0/0x1e0 [ 82.302884][ T4815] el0t_64_sync_handler+0xcc/0xe4 [ 82.303596][ T4815] el0t_64_sync+0x1a0/0x1a4 [ 82.444971][ T5069] loop0: detected capacity change from 0 to 32768 [ 82.569498][ T5071] loop0: detected capacity change from 0 to 32768 [ 82.723472][ T5073] loop0: detected capacity change from 0 to 32768 [ 82.830201][ T5075] loop0: detected capacity change from 0 to 32768 [ 82.967111][ T5077] loop0: detected capacity change from 0 to 32768 [ 83.092514][ T5079] loop0: detected capacity change from 0 to 32768 [ 83.201848][ T5081] loop0: detected capacity change from 0 to 32768 [ 83.374828][ T5083] loop0: detected capacity change from 0 to 32768 [ 83.546177][ T5085] loop0: detected capacity change from 0 to 32768 [ 83.674470][ T5087] loop0: detected capacity change from 0 to 32768 [ 83.796292][ T5089] loop0: detected capacity change from 0 to 32768 [ 83.957961][ T5091] loop0: detected capacity change from 0 to 32768 [ 84.096070][ T5093] loop0: detected capacity change from 0 to 32768 [ 84.194164][ T5095] loop0: detected capacity change from 0 to 32768 [ 84.377457][ T5097] loop0: detected capacity change from 0 to 32768 [ 84.534572][ T5099] loop0: detected capacity change from 0 to 32768 [ 84.724723][ T5101] loop0: detected capacity change from 0 to 32768 [ 84.877042][ T5103] loop0: detected capacity change from 0 to 32768 [ 85.063652][ T5105] loop0: detected capacity change from 0 to 32768 [ 85.162092][ T5107] loop0: detected capacity change from 0 to 32768