Warning: Permanently added '10.128.1.13' (ED25519) to the list of known hosts. 1970/01/01 00:01:06 parsed 1 programs [ 67.718013][ T4499] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 69.626561][ T21] cfg80211: failed to load regulatory.db [ 69.636216][ T2063] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.637345][ T2063] ieee802154 phy1 wpan1: encryption failed: -22 [ 70.269309][ T1611] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 70.270642][ T1611] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 70.272508][ T4209] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 70.281246][ T1611] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 70.282590][ T1611] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 70.284296][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 70.786727][ T4539] chnl_net:caif_netlink_parms(): no params data found [ 70.807212][ T4539] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.808487][ T4539] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.810078][ T4539] device bridge_slave_0 entered promiscuous mode [ 70.812308][ T4539] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.813485][ T4539] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.815245][ T4539] device bridge_slave_1 entered promiscuous mode [ 70.823940][ T4539] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.826498][ T4539] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.834825][ T4539] team0: Port device team_slave_0 added [ 70.837914][ T4539] team0: Port device team_slave_1 added [ 70.845224][ T4539] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 70.846310][ T4539] 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. [ 70.850446][ T4539] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 70.852831][ T4539] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 70.853870][ T4539] 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. [ 70.857824][ T4539] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 70.916042][ T4539] device hsr_slave_0 entered promiscuous mode [ 70.965178][ T4539] device hsr_slave_1 entered promiscuous mode [ 71.616482][ T4539] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 71.666116][ T4539] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 71.686588][ T4539] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 71.727612][ T4539] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 71.825743][ T4539] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.829547][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.830936][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.833486][ T4539] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.836027][ T4209] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.837565][ T4209] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.838975][ T4209] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.840101][ T4209] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.841707][ T4209] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.852268][ T4539] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 71.853890][ T4539] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.858635][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.860260][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.861817][ T1611] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.862887][ T1611] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.864285][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.873233][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.875771][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.877969][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.879616][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.881322][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.882879][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.884331][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.887812][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 71.889366][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.909728][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.912231][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.961399][ T4539] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.965642][ T4209] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 71.966883][ T4209] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 71.970894][ T4209] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 71.973053][ T4209] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 71.981226][ T4209] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 71.982789][ T4209] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 71.984400][ T4209] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 71.987284][ T4209] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 71.990252][ T4539] device veth0_vlan entered promiscuous mode [ 71.993585][ T4539] device veth1_vlan entered promiscuous mode [ 72.001078][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 72.002688][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 72.004014][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 72.008439][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 72.013443][ T4539] device veth0_macvtap entered promiscuous mode [ 72.017055][ T4539] device veth1_macvtap entered promiscuous mode [ 72.022877][ T4539] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 72.026650][ T4539] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 72.028671][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 72.030229][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 72.031944][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 72.033545][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 72.035313][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 72.036854][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 72.038978][ T4539] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.040327][ T4539] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.041631][ T4539] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.042962][ T4539] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:01:12 executed programs: 0 [ 72.797564][ T4759] chnl_net:caif_netlink_parms(): no params data found [ 72.819878][ T4759] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.821060][ T4759] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.822655][ T4759] device bridge_slave_0 entered promiscuous mode [ 72.830462][ T4759] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.832053][ T4759] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.833672][ T4759] device bridge_slave_1 entered promiscuous mode [ 72.844870][ T4759] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.848462][ T4759] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.859607][ T4759] team0: Port device team_slave_0 added [ 72.861748][ T4759] team0: Port device team_slave_1 added [ 72.874001][ T4759] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 72.876418][ T4759] 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. [ 72.880523][ T4759] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 72.882981][ T4759] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 72.884111][ T4759] 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. [ 72.889389][ T4759] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 72.936282][ T4759] device hsr_slave_0 entered promiscuous mode [ 72.955495][ T4759] device hsr_slave_1 entered promiscuous mode [ 72.985557][ T4759] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 72.986758][ T4759] Cannot create hsr debugfs directory [ 73.022977][ T4759] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 74.745410][ T4647] Bluetooth: hci0: command 0x0409 tx timeout [ 75.159443][ T4759] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 76.825229][ T4221] Bluetooth: hci0: command 0x041b tx timeout [ 77.549889][ T4759] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 77.609567][ T4759] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 77.728608][ T4759] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 77.757644][ T4759] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 77.816510][ T4759] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 77.866380][ T4759] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 77.950886][ T4759] 8021q: adding VLAN 0 to HW filter on device bond0 [ 77.970536][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 77.973083][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 77.976616][ T4759] 8021q: adding VLAN 0 to HW filter on device team0 [ 77.979196][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 77.980805][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 77.982217][ T1605] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.983350][ T1605] bridge0: port 1(bridge_slave_0) entered forwarding state [ 77.984689][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 77.988793][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 77.990283][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 77.991717][ T1605] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.992878][ T1605] bridge0: port 2(bridge_slave_1) entered forwarding state [ 77.995534][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 77.998641][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 78.001478][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 78.003726][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 78.007926][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 78.010694][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 78.012228][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 78.016630][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 78.018261][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 78.021303][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 78.022788][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 78.025667][ T4759] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 78.066303][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 78.067678][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 78.071556][ T4759] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 78.079019][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 78.080585][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 78.086821][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 78.088376][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 78.090130][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 78.091540][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 78.093681][ T4759] device veth0_vlan entered promiscuous mode [ 78.098831][ T4759] device veth1_vlan entered promiscuous mode [ 78.106555][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 78.108054][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 78.109558][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 78.110999][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 78.113477][ T4759] device veth0_macvtap entered promiscuous mode [ 78.120093][ T4759] device veth1_macvtap entered promiscuous mode [ 78.124833][ T4759] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 78.127561][ T4759] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 78.129809][ T4759] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 78.130919][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 78.132574][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 78.133954][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 78.136372][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 78.139433][ T4759] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 78.140973][ T4759] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 78.142942][ T4759] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 78.144061][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 78.145821][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 78.148713][ T4759] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.150164][ T4759] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.151487][ T4759] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.152688][ T4759] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.179285][ T1611] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 78.180611][ T1611] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 78.182223][ T1611] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 78.191031][ T1611] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 78.192254][ T1611] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 78.193824][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:18 executed programs: 2 [ 78.310074][ T4948] loop0: detected capacity change from 0 to 32768 [ 78.406872][ T4759] BUG: Bad page state in process syz-executor pfn:10d460 [ 78.408170][ T4759] page:00000000fbb4c78e refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10d460 [ 78.409782][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 78.411382][ T4759] raw: 05ffc00000002006 fffffc00031aa4c8 ffff80001f8c75c0 0000000000000000 [ 78.412771][ T4759] raw: 0000000000000004 ffff0000c5ee6000 00000000ffffffff 0000000000000000 [ 78.414121][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.415901][ T4759] Modules linked in: [ 78.416516][ T4759] CPU: 0 PID: 4759 Comm: syz-executor Not tainted syzkaller #0 [ 78.417655][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.419198][ T4759] Call trace: [ 78.419682][ T4759] dump_backtrace+0x0/0x43c [ 78.420378][ T4759] show_stack+0x2c/0x3c [ 78.421005][ T4759] __dump_stack+0x30/0x40 [ 78.421697][ T4759] dump_stack_lvl+0xf8/0x160 [ 78.422352][ T4759] dump_stack+0x1c/0x5c [ 78.422923][ T4759] bad_page+0x188/0x1a8 [ 78.423551][ T4759] check_free_page_bad+0xf4/0x16c [ 78.424302][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 78.425180][ T4759] free_unref_page_list+0xdc/0x754 [ 78.426015][ T4759] release_pages+0x13c8/0x16e0 [ 78.426709][ T4759] __pagevec_release+0x84/0xf8 [ 78.427475][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 78.428352][ T4759] truncate_inode_pages+0x2c/0x3c [ 78.429164][ T4759] dbUnmount+0xf4/0x168 [ 78.429787][ T4759] jfs_umount+0x1c4/0x328 [ 78.430449][ T4759] jfs_put_super+0x90/0x188 [ 78.431111][ T4759] generic_shutdown_super+0x130/0x2f0 [ 78.431886][ T4759] kill_block_super+0x70/0xdc [ 78.432554][ T4759] deactivate_locked_super+0xb8/0x13c [ 78.433310][ T4759] deactivate_super+0xf8/0x118 [ 78.433991][ T4759] cleanup_mnt+0x3a4/0x458 [ 78.434616][ T4759] __cleanup_mnt+0x20/0x30 [ 78.435262][ T4759] task_work_run+0x12c/0x1e0 [ 78.435965][ T4759] do_notify_resume+0x24b4/0x3128 [ 78.436743][ T4759] el0_svc+0xf0/0x1e0 [ 78.437289][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 78.438022][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 78.439428][ T4759] Disabling lock debugging due to kernel taint [ 78.440406][ T4759] BUG: Bad page state in process syz-executor pfn:106a93 [ 78.441542][ T4759] page:000000001e743c50 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x106a93 [ 78.443170][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 78.444708][ T4759] raw: 05ffc00000002006 fffffc0003251908 ffff80001f8c75c0 0000000000000000 [ 78.446297][ T4759] raw: 0000000000000003 ffff0000c5ee60f8 00000000ffffffff 0000000000000000 [ 78.447606][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.448787][ T4759] Modules linked in: [ 78.449438][ T4759] CPU: 0 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 78.450867][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.452347][ T4759] Call trace: [ 78.452824][ T4759] dump_backtrace+0x0/0x43c [ 78.453442][ T4759] show_stack+0x2c/0x3c [ 78.454070][ T4759] __dump_stack+0x30/0x40 [ 78.454771][ T4759] dump_stack_lvl+0xf8/0x160 [ 78.455449][ T4759] dump_stack+0x1c/0x5c [ 78.456061][ T4759] bad_page+0x188/0x1a8 [ 78.456711][ T4759] check_free_page_bad+0xf4/0x16c [ 78.457527][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 78.458381][ T4759] free_unref_page_list+0xdc/0x754 [ 78.459216][ T4759] release_pages+0x13c8/0x16e0 [ 78.459998][ T4759] __pagevec_release+0x84/0xf8 [ 78.460785][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 78.461694][ T4759] truncate_inode_pages+0x2c/0x3c [ 78.462478][ T4759] dbUnmount+0xf4/0x168 [ 78.463161][ T4759] jfs_umount+0x1c4/0x328 [ 78.463905][ T4759] jfs_put_super+0x90/0x188 [ 78.464644][ T4759] generic_shutdown_super+0x130/0x2f0 [ 78.465530][ T4759] kill_block_super+0x70/0xdc [ 78.466290][ T4759] deactivate_locked_super+0xb8/0x13c [ 78.467121][ T4759] deactivate_super+0xf8/0x118 [ 78.467845][ T4759] cleanup_mnt+0x3a4/0x458 [ 78.468526][ T4759] __cleanup_mnt+0x20/0x30 [ 78.469259][ T4759] task_work_run+0x12c/0x1e0 [ 78.469931][ T4759] do_notify_resume+0x24b4/0x3128 [ 78.470707][ T4759] el0_svc+0xf0/0x1e0 [ 78.471365][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 78.472155][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 78.584366][ T4950] loop0: detected capacity change from 0 to 32768 [ 78.667588][ T4759] BUG: Bad page state in process syz-executor pfn:1081da [ 78.668830][ T4759] page:0000000063468f35 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x1081da [ 78.670568][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 78.672014][ T4759] raw: 05ffc00000002006 fffffc00031e7e88 ffff80001f8c75c0 0000000000000000 [ 78.673249][ T4759] raw: 0000000000000004 ffff0000c81db000 00000000ffffffff 0000000000000000 [ 78.674451][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.676517][ T4759] Modules linked in: [ 78.677140][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 78.678578][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.680237][ T4759] Call trace: [ 78.680697][ T4759] dump_backtrace+0x0/0x43c [ 78.681401][ T4759] show_stack+0x2c/0x3c [ 78.682038][ T4759] __dump_stack+0x30/0x40 [ 78.682709][ T4759] dump_stack_lvl+0xf8/0x160 [ 78.683444][ T4759] dump_stack+0x1c/0x5c [ 78.684105][ T4759] bad_page+0x188/0x1a8 [ 78.684810][ T4759] check_free_page_bad+0xf4/0x16c [ 78.685653][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 78.686516][ T4759] free_unref_page_list+0xdc/0x754 [ 78.687324][ T4759] release_pages+0x13c8/0x16e0 [ 78.688118][ T4759] __pagevec_release+0x84/0xf8 [ 78.688812][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 78.689731][ T4759] truncate_inode_pages+0x2c/0x3c [ 78.690552][ T4759] dbUnmount+0xf4/0x168 [ 78.691247][ T4759] jfs_umount+0x1c4/0x328 [ 78.691999][ T4759] jfs_put_super+0x90/0x188 [ 78.692782][ T4759] generic_shutdown_super+0x130/0x2f0 [ 78.693685][ T4759] kill_block_super+0x70/0xdc [ 78.694420][ T4759] deactivate_locked_super+0xb8/0x13c [ 78.695273][ T4759] deactivate_super+0xf8/0x118 [ 78.696069][ T4759] cleanup_mnt+0x3a4/0x458 [ 78.696801][ T4759] __cleanup_mnt+0x20/0x30 [ 78.697519][ T4759] task_work_run+0x12c/0x1e0 [ 78.698268][ T4759] do_notify_resume+0x24b4/0x3128 [ 78.699139][ T4759] el0_svc+0xf0/0x1e0 [ 78.699786][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 78.700529][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 78.701353][ T4759] BUG: Bad page state in process syz-executor pfn:1079fa [ 78.702493][ T4759] page:0000000099d66ec4 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x1079fa [ 78.704173][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 78.706414][ T4759] raw: 05ffc00000002006 fffffc00034dc508 ffff80001f8c75c0 0000000000000000 [ 78.707817][ T4759] raw: 0000000000000003 ffff0000c81db0f8 00000000ffffffff 0000000000000000 [ 78.709143][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.710312][ T4759] Modules linked in: [ 78.710945][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 78.712422][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.713993][ T4759] Call trace: [ 78.714466][ T4759] dump_backtrace+0x0/0x43c [ 78.715122][ T4759] show_stack+0x2c/0x3c [ 78.715758][ T4759] __dump_stack+0x30/0x40 [ 78.716486][ T4759] dump_stack_lvl+0xf8/0x160 [ 78.717244][ T4759] dump_stack+0x1c/0x5c [ 78.717929][ T4759] bad_page+0x188/0x1a8 [ 78.718610][ T4759] check_free_page_bad+0xf4/0x16c [ 78.719427][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 78.720237][ T4759] free_unref_page_list+0xdc/0x754 [ 78.721022][ T4759] release_pages+0x13c8/0x16e0 [ 78.721737][ T4759] __pagevec_release+0x84/0xf8 [ 78.722436][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 78.723353][ T4759] truncate_inode_pages+0x2c/0x3c [ 78.724106][ T4759] dbUnmount+0xf4/0x168 [ 78.724756][ T4759] jfs_umount+0x1c4/0x328 [ 78.725462][ T4759] jfs_put_super+0x90/0x188 [ 78.726174][ T4759] generic_shutdown_super+0x130/0x2f0 [ 78.727017][ T4759] kill_block_super+0x70/0xdc [ 78.727767][ T4759] deactivate_locked_super+0xb8/0x13c [ 78.728556][ T4759] deactivate_super+0xf8/0x118 [ 78.729219][ T4759] cleanup_mnt+0x3a4/0x458 [ 78.729903][ T4759] __cleanup_mnt+0x20/0x30 [ 78.730593][ T4759] task_work_run+0x12c/0x1e0 [ 78.731336][ T4759] do_notify_resume+0x24b4/0x3128 [ 78.732181][ T4759] el0_svc+0xf0/0x1e0 [ 78.732811][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 78.733542][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 78.836073][ T4952] loop0: detected capacity change from 0 to 32768 [ 78.866795][ T4759] BUG: Bad page state in process syz-executor pfn:1098bc [ 78.867992][ T4759] page:00000000963defa7 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x1098bc [ 78.869665][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 78.871234][ T4759] raw: 05ffc00000002006 fffffc00032437c8 ffff80001f8c75c0 0000000000000000 [ 78.872552][ T4759] raw: 0000000000000004 ffff0000d87651f0 00000000ffffffff 0000000000000000 [ 78.874053][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.875169][ T4759] Modules linked in: [ 78.875745][ T4759] CPU: 0 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 78.877146][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.878793][ T4759] Call trace: [ 78.879335][ T4759] dump_backtrace+0x0/0x43c [ 78.880115][ T4759] show_stack+0x2c/0x3c [ 78.880785][ T4759] __dump_stack+0x30/0x40 [ 78.881433][ T4759] dump_stack_lvl+0xf8/0x160 [ 78.882180][ T4759] dump_stack+0x1c/0x5c [ 78.882839][ T4759] bad_page+0x188/0x1a8 [ 78.883554][ T4759] check_free_page_bad+0xf4/0x16c [ 78.884366][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 78.885206][ T4759] free_unref_page_list+0xdc/0x754 [ 78.885961][ T4759] release_pages+0x13c8/0x16e0 [ 78.886703][ T4759] __pagevec_release+0x84/0xf8 [ 78.887408][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 78.888381][ T4759] truncate_inode_pages+0x2c/0x3c [ 78.889252][ T4759] dbUnmount+0xf4/0x168 [ 78.889934][ T4759] jfs_umount+0x1c4/0x328 [ 78.890642][ T4759] jfs_put_super+0x90/0x188 [ 78.891371][ T4759] generic_shutdown_super+0x130/0x2f0 [ 78.892236][ T4759] kill_block_super+0x70/0xdc [ 78.893002][ T4759] deactivate_locked_super+0xb8/0x13c [ 78.893918][ T4759] deactivate_super+0xf8/0x118 [ 78.894745][ T4759] cleanup_mnt+0x3a4/0x458 [ 78.895485][ T4759] __cleanup_mnt+0x20/0x30 [ 78.896241][ T4759] task_work_run+0x12c/0x1e0 [ 78.896965][ T4759] do_notify_resume+0x24b4/0x3128 [ 78.897753][ T4759] el0_svc+0xf0/0x1e0 [ 78.898342][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 78.899189][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 78.901069][ T4759] BUG: Bad page state in process syz-executor pfn:1090df [ 78.902200][ T4759] page:00000000a544dec3 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x1090df [ 78.903794][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 78.905491][ T4759] raw: 05ffc00000002006 fffffc00030569c8 ffff80001f8c75c0 0000000000000000 [ 78.906828][ T4759] raw: 0000000000000003 ffff0000d87652e8 00000000ffffffff 0000000000000000 [ 78.908197][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.909329][ T4759] Modules linked in: [ 78.909963][ T4759] CPU: 0 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 78.911299][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.912723][ T4759] Call trace: [ 78.913240][ T4759] dump_backtrace+0x0/0x43c [ 78.913932][ T4759] show_stack+0x2c/0x3c [ 78.914567][ T4759] __dump_stack+0x30/0x40 [ 78.915188][ T4222] Bluetooth: hci0: command 0x040f tx timeout [ 78.915257][ T4759] dump_stack_lvl+0xf8/0x160 [ 78.916973][ T4759] dump_stack+0x1c/0x5c [ 78.917631][ T4759] bad_page+0x188/0x1a8 [ 78.918286][ T4759] check_free_page_bad+0xf4/0x16c [ 78.919036][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 78.919951][ T4759] free_unref_page_list+0xdc/0x754 [ 78.920753][ T4759] release_pages+0x13c8/0x16e0 [ 78.921477][ T4759] __pagevec_release+0x84/0xf8 [ 78.922209][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 78.923046][ T4759] truncate_inode_pages+0x2c/0x3c [ 78.923795][ T4759] dbUnmount+0xf4/0x168 [ 78.924397][ T4759] jfs_umount+0x1c4/0x328 [ 78.924981][ T4759] jfs_put_super+0x90/0x188 [ 78.925564][ T4759] generic_shutdown_super+0x130/0x2f0 [ 78.926294][ T4759] kill_block_super+0x70/0xdc [ 78.927050][ T4759] deactivate_locked_super+0xb8/0x13c [ 78.927886][ T4759] deactivate_super+0xf8/0x118 [ 78.928606][ T4759] cleanup_mnt+0x3a4/0x458 [ 78.929279][ T4759] __cleanup_mnt+0x20/0x30 [ 78.929988][ T4759] task_work_run+0x12c/0x1e0 [ 78.930717][ T4759] do_notify_resume+0x24b4/0x3128 [ 78.931541][ T4759] el0_svc+0xf0/0x1e0 [ 78.932186][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 78.933012][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 79.063661][ T4954] loop0: detected capacity change from 0 to 32768 [ 79.091205][ T4759] BUG: Bad page state in process syz-executor pfn:107fba [ 79.092411][ T4759] page:000000005da22c23 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x107fba [ 79.093931][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.095992][ T4759] raw: 05ffc00000002006 fffffc00032c7cc8 ffff80001f8c75c0 0000000000000000 [ 79.097325][ T4759] raw: 0000000000000004 ffff0000d8765d90 00000000ffffffff 0000000000000000 [ 79.098729][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.099934][ T4759] Modules linked in: [ 79.100580][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.102034][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.103665][ T4759] Call trace: [ 79.104193][ T4759] dump_backtrace+0x0/0x43c [ 79.104923][ T4759] show_stack+0x2c/0x3c [ 79.105591][ T4759] __dump_stack+0x30/0x40 [ 79.106230][ T4759] dump_stack_lvl+0xf8/0x160 [ 79.106994][ T4759] dump_stack+0x1c/0x5c [ 79.107653][ T4759] bad_page+0x188/0x1a8 [ 79.108334][ T4759] check_free_page_bad+0xf4/0x16c [ 79.109157][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 79.110030][ T4759] free_unref_page_list+0xdc/0x754 [ 79.110871][ T4759] release_pages+0x13c8/0x16e0 [ 79.111574][ T4759] __pagevec_release+0x84/0xf8 [ 79.112333][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 79.113210][ T4759] truncate_inode_pages+0x2c/0x3c [ 79.113993][ T4759] dbUnmount+0xf4/0x168 [ 79.114651][ T4759] jfs_umount+0x1c4/0x328 [ 79.115273][ T4759] jfs_put_super+0x90/0x188 [ 79.115963][ T4759] generic_shutdown_super+0x130/0x2f0 [ 79.116797][ T4759] kill_block_super+0x70/0xdc [ 79.117430][ T4759] deactivate_locked_super+0xb8/0x13c [ 79.118215][ T4759] deactivate_super+0xf8/0x118 [ 79.118963][ T4759] cleanup_mnt+0x3a4/0x458 [ 79.119643][ T4759] __cleanup_mnt+0x20/0x30 [ 79.120296][ T4759] task_work_run+0x12c/0x1e0 [ 79.120991][ T4759] do_notify_resume+0x24b4/0x3128 [ 79.121807][ T4759] el0_svc+0xf0/0x1e0 [ 79.122459][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 79.123320][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 79.124125][ T4759] BUG: Bad page state in process syz-executor pfn:10b1f3 [ 79.126103][ T4759] page:00000000373d87ef refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x10b1f3 [ 79.127730][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.129364][ T4759] raw: 05ffc00000002006 fffffc0003095048 ffff80001f8c75c0 0000000000000000 [ 79.130778][ T4759] raw: 0000000000000003 ffff0000d8765e88 00000000ffffffff 0000000000000000 [ 79.132163][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.133344][ T4759] Modules linked in: [ 79.133952][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.135380][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.137042][ T4759] Call trace: [ 79.137607][ T4759] dump_backtrace+0x0/0x43c [ 79.138371][ T4759] show_stack+0x2c/0x3c [ 79.139033][ T4759] __dump_stack+0x30/0x40 [ 79.139741][ T4759] dump_stack_lvl+0xf8/0x160 [ 79.140473][ T4759] dump_stack+0x1c/0x5c [ 79.141098][ T4759] bad_page+0x188/0x1a8 [ 79.141777][ T4759] check_free_page_bad+0xf4/0x16c [ 79.142552][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 79.143430][ T4759] free_unref_page_list+0xdc/0x754 [ 79.144249][ T4759] release_pages+0x13c8/0x16e0 [ 79.144996][ T4759] __pagevec_release+0x84/0xf8 [ 79.145800][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 79.146738][ T4759] truncate_inode_pages+0x2c/0x3c [ 79.147564][ T4759] dbUnmount+0xf4/0x168 [ 79.148267][ T4759] jfs_umount+0x1c4/0x328 [ 79.148980][ T4759] jfs_put_super+0x90/0x188 [ 79.149693][ T4759] generic_shutdown_super+0x130/0x2f0 [ 79.150538][ T4759] kill_block_super+0x70/0xdc [ 79.151299][ T4759] deactivate_locked_super+0xb8/0x13c [ 79.152128][ T4759] deactivate_super+0xf8/0x118 [ 79.152878][ T4759] cleanup_mnt+0x3a4/0x458 [ 79.153599][ T4759] __cleanup_mnt+0x20/0x30 [ 79.154325][ T4759] task_work_run+0x12c/0x1e0 [ 79.155005][ T4759] do_notify_resume+0x24b4/0x3128 [ 79.155782][ T4759] el0_svc+0xf0/0x1e0 [ 79.156349][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 79.157144][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 79.267563][ T4956] loop0: detected capacity change from 0 to 32768 [ 79.392810][ T4759] BUG: Bad page state in process syz-executor pfn:10f78c [ 79.394020][ T4759] page:00000000495a8aa7 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10f78c [ 79.396089][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.397658][ T4759] raw: 05ffc00000002006 fffffc000352ae48 ffff80001f8c75c0 0000000000000000 [ 79.398988][ T4759] raw: 0000000000000004 ffff0000c1bbb7c0 00000000ffffffff 0000000000000000 [ 79.400358][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.401500][ T4759] Modules linked in: [ 79.402163][ T4759] CPU: 0 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.403355][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.404866][ T4759] Call trace: [ 79.405364][ T4759] dump_backtrace+0x0/0x43c [ 79.406061][ T4759] show_stack+0x2c/0x3c [ 79.406721][ T4759] __dump_stack+0x30/0x40 [ 79.407402][ T4759] dump_stack_lvl+0xf8/0x160 [ 79.408108][ T4759] dump_stack+0x1c/0x5c [ 79.408813][ T4759] bad_page+0x188/0x1a8 [ 79.409456][ T4759] check_free_page_bad+0xf4/0x16c [ 79.410215][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 79.411056][ T4759] free_unref_page_list+0xdc/0x754 [ 79.411891][ T4759] release_pages+0x13c8/0x16e0 [ 79.412615][ T4759] __pagevec_release+0x84/0xf8 [ 79.413314][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 79.414133][ T4759] truncate_inode_pages+0x2c/0x3c [ 79.414822][ T4759] dbUnmount+0xf4/0x168 [ 79.415477][ T4759] jfs_umount+0x1c4/0x328 [ 79.416138][ T4759] jfs_put_super+0x90/0x188 [ 79.416863][ T4759] generic_shutdown_super+0x130/0x2f0 [ 79.417684][ T4759] kill_block_super+0x70/0xdc [ 79.418436][ T4759] deactivate_locked_super+0xb8/0x13c [ 79.419254][ T4759] deactivate_super+0xf8/0x118 [ 79.420023][ T4759] cleanup_mnt+0x3a4/0x458 [ 79.420740][ T4759] __cleanup_mnt+0x20/0x30 [ 79.421449][ T4759] task_work_run+0x12c/0x1e0 [ 79.422172][ T4759] do_notify_resume+0x24b4/0x3128 [ 79.422941][ T4759] el0_svc+0xf0/0x1e0 [ 79.423591][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 79.424408][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 79.426038][ T4759] BUG: Bad page state in process syz-executor pfn:114ab9 [ 79.427147][ T4759] page:000000004dc77948 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x114ab9 [ 79.428797][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.430230][ T4759] raw: 05ffc00000002006 fffffc0003369848 ffff80001f8c75c0 0000000000000000 [ 79.431647][ T4759] raw: 0000000000000003 ffff0000c1bbb8b8 00000000ffffffff 0000000000000000 [ 79.432975][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.434129][ T4759] Modules linked in: [ 79.434747][ T4759] CPU: 0 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.436182][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.437793][ T4759] Call trace: [ 79.438298][ T4759] dump_backtrace+0x0/0x43c [ 79.438986][ T4759] show_stack+0x2c/0x3c [ 79.439638][ T4759] __dump_stack+0x30/0x40 [ 79.440321][ T4759] dump_stack_lvl+0xf8/0x160 [ 79.441097][ T4759] dump_stack+0x1c/0x5c [ 79.441767][ T4759] bad_page+0x188/0x1a8 [ 79.442423][ T4759] check_free_page_bad+0xf4/0x16c [ 79.443266][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 79.444165][ T4759] free_unref_page_list+0xdc/0x754 [ 79.444990][ T4759] release_pages+0x13c8/0x16e0 [ 79.445820][ T4759] __pagevec_release+0x84/0xf8 [ 79.446541][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 79.447425][ T4759] truncate_inode_pages+0x2c/0x3c [ 79.448125][ T4759] dbUnmount+0xf4/0x168 [ 79.448765][ T4759] jfs_umount+0x1c4/0x328 [ 79.449487][ T4759] jfs_put_super+0x90/0x188 [ 79.450184][ T4759] generic_shutdown_super+0x130/0x2f0 [ 79.451053][ T4759] kill_block_super+0x70/0xdc [ 79.451833][ T4759] deactivate_locked_super+0xb8/0x13c [ 79.452713][ T4759] deactivate_super+0xf8/0x118 [ 79.453460][ T4759] cleanup_mnt+0x3a4/0x458 [ 79.454153][ T4759] __cleanup_mnt+0x20/0x30 [ 79.454871][ T4759] task_work_run+0x12c/0x1e0 [ 79.455566][ T4759] do_notify_resume+0x24b4/0x3128 [ 79.456300][ T4759] el0_svc+0xf0/0x1e0 [ 79.456888][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 79.457662][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 79.603391][ T4959] loop0: detected capacity change from 0 to 32768 [ 79.666835][ T4759] BUG: Bad page state in process syz-executor pfn:105caf [ 79.667974][ T4759] page:000000002a4d4a14 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x105caf [ 79.669535][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.671020][ T4759] raw: 05ffc00000002006 fffffc00033e5dc8 ffff80001f8c75c0 0000000000000000 [ 79.672277][ T4759] raw: 0000000000000004 ffff0000c80459b0 00000000ffffffff 0000000000000000 [ 79.673531][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.674585][ T4759] Modules linked in: [ 79.675713][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.677087][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.678603][ T4759] Call trace: [ 79.679092][ T4759] dump_backtrace+0x0/0x43c [ 79.679952][ T4759] show_stack+0x2c/0x3c [ 79.680557][ T4759] __dump_stack+0x30/0x40 [ 79.681183][ T4759] dump_stack_lvl+0xf8/0x160 [ 79.681849][ T4759] dump_stack+0x1c/0x5c [ 79.682494][ T4759] bad_page+0x188/0x1a8 [ 79.683131][ T4759] check_free_page_bad+0xf4/0x16c [ 79.683898][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 79.684704][ T4759] free_unref_page_list+0xdc/0x754 [ 79.685431][ T4759] release_pages+0x13c8/0x16e0 [ 79.686131][ T4759] __pagevec_release+0x84/0xf8 [ 79.686803][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 79.687681][ T4759] truncate_inode_pages+0x2c/0x3c [ 79.688465][ T4759] dbUnmount+0xf4/0x168 [ 79.689149][ T4759] jfs_umount+0x1c4/0x328 [ 79.689889][ T4759] jfs_put_super+0x90/0x188 [ 79.690603][ T4759] generic_shutdown_super+0x130/0x2f0 [ 79.691427][ T4759] kill_block_super+0x70/0xdc [ 79.692188][ T4759] deactivate_locked_super+0xb8/0x13c [ 79.693051][ T4759] deactivate_super+0xf8/0x118 [ 79.693893][ T4759] cleanup_mnt+0x3a4/0x458 [ 79.694594][ T4759] __cleanup_mnt+0x20/0x30 [ 79.695284][ T4759] task_work_run+0x12c/0x1e0 [ 79.695980][ T4759] do_notify_resume+0x24b4/0x3128 [ 79.696760][ T4759] el0_svc+0xf0/0x1e0 [ 79.697304][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 79.698043][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 79.699355][ T4759] BUG: Bad page state in process syz-executor pfn:10f977 [ 79.700403][ T4759] page:000000004ba3e9d1 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x10f977 [ 79.701861][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.703281][ T4759] raw: 05ffc00000002006 fffffc00036bcdc8 ffff80001f8c75c0 0000000000000000 [ 79.704555][ T4759] raw: 0000000000000003 ffff0000c8045aa8 00000000ffffffff 0000000000000000 [ 79.706532][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.707688][ T4759] Modules linked in: [ 79.708253][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.709577][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.710957][ T4759] Call trace: [ 79.711413][ T4759] dump_backtrace+0x0/0x43c [ 79.712047][ T4759] show_stack+0x2c/0x3c [ 79.712695][ T4759] __dump_stack+0x30/0x40 [ 79.713399][ T4759] dump_stack_lvl+0xf8/0x160 [ 79.714152][ T4759] dump_stack+0x1c/0x5c [ 79.714841][ T4759] bad_page+0x188/0x1a8 [ 79.715543][ T4759] check_free_page_bad+0xf4/0x16c [ 79.716358][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 79.717206][ T4759] free_unref_page_list+0xdc/0x754 [ 79.718039][ T4759] release_pages+0x13c8/0x16e0 [ 79.718820][ T4759] __pagevec_release+0x84/0xf8 [ 79.719555][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 79.720503][ T4759] truncate_inode_pages+0x2c/0x3c [ 79.721313][ T4759] dbUnmount+0xf4/0x168 [ 79.721990][ T4759] jfs_umount+0x1c4/0x328 [ 79.722651][ T4759] jfs_put_super+0x90/0x188 [ 79.723341][ T4759] generic_shutdown_super+0x130/0x2f0 [ 79.724136][ T4759] kill_block_super+0x70/0xdc [ 79.724824][ T4759] deactivate_locked_super+0xb8/0x13c [ 79.725664][ T4759] deactivate_super+0xf8/0x118 [ 79.726450][ T4759] cleanup_mnt+0x3a4/0x458 [ 79.727135][ T4759] __cleanup_mnt+0x20/0x30 [ 79.727862][ T4759] task_work_run+0x12c/0x1e0 [ 79.728607][ T4759] do_notify_resume+0x24b4/0x3128 [ 79.729414][ T4759] el0_svc+0xf0/0x1e0 [ 79.730050][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 79.730863][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 79.850183][ T4961] loop0: detected capacity change from 0 to 32768 [ 79.922712][ T4759] BUG: Bad page state in process syz-executor pfn:12c63c [ 79.923875][ T4759] page:000000009a2ce483 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12c63c [ 79.925442][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.926892][ T4759] raw: 05ffc00000002006 fffffc0003ba3d88 ffff80001f8c75c0 0000000000000000 [ 79.928158][ T4759] raw: 0000000000000004 ffff0000caf6c8b8 00000000ffffffff 0000000000000000 [ 79.929613][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.930763][ T4759] Modules linked in: [ 79.931385][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.932773][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.934425][ T4759] Call trace: [ 79.934962][ T4759] dump_backtrace+0x0/0x43c [ 79.935657][ T4759] show_stack+0x2c/0x3c [ 79.936341][ T4759] __dump_stack+0x30/0x40 [ 79.937016][ T4759] dump_stack_lvl+0xf8/0x160 [ 79.937805][ T4759] dump_stack+0x1c/0x5c [ 79.938452][ T4759] bad_page+0x188/0x1a8 [ 79.939118][ T4759] check_free_page_bad+0xf4/0x16c [ 79.939957][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 79.940805][ T4759] free_unref_page_list+0xdc/0x754 [ 79.941659][ T4759] release_pages+0x13c8/0x16e0 [ 79.942460][ T4759] __pagevec_release+0x84/0xf8 [ 79.943222][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 79.944152][ T4759] truncate_inode_pages+0x2c/0x3c [ 79.945007][ T4759] dbUnmount+0xf4/0x168 [ 79.945685][ T4759] jfs_umount+0x1c4/0x328 [ 79.946413][ T4759] jfs_put_super+0x90/0x188 [ 79.947153][ T4759] generic_shutdown_super+0x130/0x2f0 [ 79.948015][ T4759] kill_block_super+0x70/0xdc [ 79.948813][ T4759] deactivate_locked_super+0xb8/0x13c [ 79.949668][ T4759] deactivate_super+0xf8/0x118 [ 79.950467][ T4759] cleanup_mnt+0x3a4/0x458 [ 79.951176][ T4759] __cleanup_mnt+0x20/0x30 [ 79.951881][ T4759] task_work_run+0x12c/0x1e0 [ 79.952625][ T4759] do_notify_resume+0x24b4/0x3128 [ 79.953520][ T4759] el0_svc+0xf0/0x1e0 [ 79.954188][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 79.955030][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 79.956409][ T4759] BUG: Bad page state in process syz-executor pfn:12e8f6 [ 79.957545][ T4759] page:000000001123c203 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x12e8f6 [ 79.959115][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.960669][ T4759] raw: 05ffc00000002006 fffffc0003477548 ffff80001f8c75c0 0000000000000000 [ 79.962027][ T4759] raw: 0000000000000003 ffff0000caf6c9b0 00000000ffffffff 0000000000000000 [ 79.963397][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.964610][ T4759] Modules linked in: [ 79.965982][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.967239][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.968602][ T4759] Call trace: [ 79.969078][ T4759] dump_backtrace+0x0/0x43c [ 79.969731][ T4759] show_stack+0x2c/0x3c [ 79.970326][ T4759] __dump_stack+0x30/0x40 [ 79.971018][ T4759] dump_stack_lvl+0xf8/0x160 [ 79.971713][ T4759] dump_stack+0x1c/0x5c [ 79.972395][ T4759] bad_page+0x188/0x1a8 [ 79.973038][ T4759] check_free_page_bad+0xf4/0x16c [ 79.973886][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 79.974735][ T4759] free_unref_page_list+0xdc/0x754 [ 79.975554][ T4759] release_pages+0x13c8/0x16e0 [ 79.976357][ T4759] __pagevec_release+0x84/0xf8 [ 79.977121][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 79.978046][ T4759] truncate_inode_pages+0x2c/0x3c [ 79.978890][ T4759] dbUnmount+0xf4/0x168 [ 79.979563][ T4759] jfs_umount+0x1c4/0x328 [ 79.980240][ T4759] jfs_put_super+0x90/0x188 [ 79.980959][ T4759] generic_shutdown_super+0x130/0x2f0 [ 79.981793][ T4759] kill_block_super+0x70/0xdc [ 79.982513][ T4759] deactivate_locked_super+0xb8/0x13c [ 79.983373][ T4759] deactivate_super+0xf8/0x118 [ 79.984164][ T4759] cleanup_mnt+0x3a4/0x458 [ 79.984892][ T4759] __cleanup_mnt+0x20/0x30 [ 79.985593][ T4759] task_work_run+0x12c/0x1e0 [ 79.986371][ T4759] do_notify_resume+0x24b4/0x3128 [ 79.987234][ T4759] el0_svc+0xf0/0x1e0 [ 79.987891][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 79.988725][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 80.113009][ T4963] loop0: detected capacity change from 0 to 32768 [ 80.207523][ T4759] BUG: Bad page state in process syz-executor pfn:113ade [ 80.208775][ T4759] page:000000000a209750 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x113ade [ 80.210416][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.211847][ T4759] raw: 05ffc00000002006 fffffc00035a7388 ffff80001f8c75c0 0000000000000000 [ 80.213051][ T4759] raw: 0000000000000004 ffff0000c7cd6aa8 00000000ffffffff 0000000000000000 [ 80.214291][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.216612][ T4759] Modules linked in: [ 80.217295][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.218740][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.220393][ T4759] Call trace: [ 80.220942][ T4759] dump_backtrace+0x0/0x43c [ 80.221721][ T4759] show_stack+0x2c/0x3c [ 80.222393][ T4759] __dump_stack+0x30/0x40 [ 80.223086][ T4759] dump_stack_lvl+0xf8/0x160 [ 80.223851][ T4759] dump_stack+0x1c/0x5c [ 80.224512][ T4759] bad_page+0x188/0x1a8 [ 80.225208][ T4759] check_free_page_bad+0xf4/0x16c [ 80.226006][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 80.226826][ T4759] free_unref_page_list+0xdc/0x754 [ 80.227685][ T4759] release_pages+0x13c8/0x16e0 [ 80.228530][ T4759] __pagevec_release+0x84/0xf8 [ 80.229338][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 80.230311][ T4759] truncate_inode_pages+0x2c/0x3c [ 80.231122][ T4759] dbUnmount+0xf4/0x168 [ 80.231804][ T4759] jfs_umount+0x1c4/0x328 [ 80.232478][ T4759] jfs_put_super+0x90/0x188 [ 80.233162][ T4759] generic_shutdown_super+0x130/0x2f0 [ 80.233947][ T4759] kill_block_super+0x70/0xdc [ 80.234757][ T4759] deactivate_locked_super+0xb8/0x13c [ 80.235621][ T4759] deactivate_super+0xf8/0x118 [ 80.236380][ T4759] cleanup_mnt+0x3a4/0x458 [ 80.237086][ T4759] __cleanup_mnt+0x20/0x30 [ 80.237829][ T4759] task_work_run+0x12c/0x1e0 [ 80.238581][ T4759] do_notify_resume+0x24b4/0x3128 [ 80.239352][ T4759] el0_svc+0xf0/0x1e0 [ 80.240007][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 80.240827][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 80.242786][ T4759] BUG: Bad page state in process syz-executor pfn:1169ce [ 80.243810][ T4759] page:0000000071d02d13 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x1169ce [ 80.245674][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.247237][ T4759] raw: 05ffc00000002006 fffffc0003b50c88 ffff80001f8c75c0 0000000000000000 [ 80.248572][ T4759] raw: 0000000000000003 ffff0000c7cd6ba0 00000000ffffffff 0000000000000000 [ 80.249865][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.250993][ T4759] Modules linked in: [ 80.251643][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.253060][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.254529][ T4759] Call trace: [ 80.255045][ T4759] dump_backtrace+0x0/0x43c [ 80.255776][ T4759] show_stack+0x2c/0x3c [ 80.256469][ T4759] __dump_stack+0x30/0x40 [ 80.257225][ T4759] dump_stack_lvl+0xf8/0x160 [ 80.257994][ T4759] dump_stack+0x1c/0x5c [ 80.258659][ T4759] bad_page+0x188/0x1a8 [ 80.259333][ T4759] check_free_page_bad+0xf4/0x16c [ 80.260106][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 80.260954][ T4759] free_unref_page_list+0xdc/0x754 [ 80.261762][ T4759] release_pages+0x13c8/0x16e0 [ 80.262509][ T4759] __pagevec_release+0x84/0xf8 [ 80.263172][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 80.264028][ T4759] truncate_inode_pages+0x2c/0x3c [ 80.264747][ T4759] dbUnmount+0xf4/0x168 [ 80.265418][ T4759] jfs_umount+0x1c4/0x328 [ 80.266066][ T4759] jfs_put_super+0x90/0x188 [ 80.266741][ T4759] generic_shutdown_super+0x130/0x2f0 [ 80.267487][ T4759] kill_block_super+0x70/0xdc [ 80.268151][ T4759] deactivate_locked_super+0xb8/0x13c [ 80.268938][ T4759] deactivate_super+0xf8/0x118 [ 80.269644][ T4759] cleanup_mnt+0x3a4/0x458 [ 80.270277][ T4759] __cleanup_mnt+0x20/0x30 [ 80.270972][ T4759] task_work_run+0x12c/0x1e0 [ 80.271723][ T4759] do_notify_resume+0x24b4/0x3128 [ 80.272503][ T4759] el0_svc+0xf0/0x1e0 [ 80.273194][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 80.274038][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 80.406619][ T4965] loop0: detected capacity change from 0 to 32768 [ 80.471127][ T4759] BUG: Bad page state in process syz-executor pfn:108149 [ 80.472295][ T4759] page:0000000001d5af04 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x108149 [ 80.473998][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.476820][ T4759] raw: 05ffc00000002006 fffffc000302d108 ffff80001f8c75c0 0000000000000000 [ 80.478174][ T4759] raw: 0000000000000004 ffff0000d30528b8 00000000ffffffff 0000000000000000 [ 80.479598][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.480833][ T4759] Modules linked in: [ 80.481469][ T4759] CPU: 0 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.482877][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.484400][ T4759] Call trace: [ 80.484889][ T4759] dump_backtrace+0x0/0x43c [ 80.485675][ T4759] show_stack+0x2c/0x3c [ 80.486293][ T4759] __dump_stack+0x30/0x40 [ 80.486975][ T4759] dump_stack_lvl+0xf8/0x160 [ 80.487626][ T4759] dump_stack+0x1c/0x5c [ 80.488267][ T4759] bad_page+0x188/0x1a8 [ 80.488931][ T4759] check_free_page_bad+0xf4/0x16c [ 80.489734][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 80.490612][ T4759] free_unref_page_list+0xdc/0x754 [ 80.491468][ T4759] release_pages+0x13c8/0x16e0 [ 80.492238][ T4759] __pagevec_release+0x84/0xf8 [ 80.492970][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 80.493832][ T4759] truncate_inode_pages+0x2c/0x3c [ 80.494677][ T4759] dbUnmount+0xf4/0x168 [ 80.495325][ T4759] jfs_umount+0x1c4/0x328 [ 80.495976][ T4759] jfs_put_super+0x90/0x188 [ 80.496664][ T4759] generic_shutdown_super+0x130/0x2f0 [ 80.497447][ T4759] kill_block_super+0x70/0xdc [ 80.498199][ T4759] deactivate_locked_super+0xb8/0x13c [ 80.499097][ T4759] deactivate_super+0xf8/0x118 [ 80.499825][ T4759] cleanup_mnt+0x3a4/0x458 [ 80.500547][ T4759] __cleanup_mnt+0x20/0x30 [ 80.501267][ T4759] task_work_run+0x12c/0x1e0 [ 80.502030][ T4759] do_notify_resume+0x24b4/0x3128 [ 80.502851][ T4759] el0_svc+0xf0/0x1e0 [ 80.503445][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 80.504247][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 80.505157][ T4759] BUG: Bad page state in process syz-executor pfn:100b44 [ 80.506295][ T4759] page:0000000090c8dfd7 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x100b44 [ 80.508754][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.510277][ T4759] raw: 05ffc00000002006 fffffc000345cf08 ffff80001f8c75c0 0000000000000000 [ 80.511701][ T4759] raw: 0000000000000003 ffff0000d30529b0 00000000ffffffff 0000000000000000 [ 80.513032][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.514152][ T4759] Modules linked in: [ 80.514748][ T4759] CPU: 0 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.516142][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.517764][ T4759] Call trace: [ 80.518270][ T4759] dump_backtrace+0x0/0x43c [ 80.519004][ T4759] show_stack+0x2c/0x3c [ 80.519672][ T4759] __dump_stack+0x30/0x40 [ 80.520396][ T4759] dump_stack_lvl+0xf8/0x160 [ 80.521210][ T4759] dump_stack+0x1c/0x5c [ 80.521911][ T4759] bad_page+0x188/0x1a8 [ 80.522605][ T4759] check_free_page_bad+0xf4/0x16c [ 80.523428][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 80.524345][ T4759] free_unref_page_list+0xdc/0x754 [ 80.525152][ T4759] release_pages+0x13c8/0x16e0 [ 80.525971][ T4759] __pagevec_release+0x84/0xf8 [ 80.526808][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 80.527696][ T4759] truncate_inode_pages+0x2c/0x3c [ 80.528479][ T4759] dbUnmount+0xf4/0x168 [ 80.529111][ T4759] jfs_umount+0x1c4/0x328 [ 80.529706][ T4759] jfs_put_super+0x90/0x188 [ 80.530355][ T4759] generic_shutdown_super+0x130/0x2f0 [ 80.531236][ T4759] kill_block_super+0x70/0xdc [ 80.531973][ T4759] deactivate_locked_super+0xb8/0x13c [ 80.532789][ T4759] deactivate_super+0xf8/0x118 [ 80.533556][ T4759] cleanup_mnt+0x3a4/0x458 [ 80.534186][ T4759] __cleanup_mnt+0x20/0x30 [ 80.534867][ T4759] task_work_run+0x12c/0x1e0 [ 80.535591][ T4759] do_notify_resume+0x24b4/0x3128 [ 80.536441][ T4759] el0_svc+0xf0/0x1e0 [ 80.537091][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 80.537934][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 80.607765][ T9] device hsr_slave_0 left promiscuous mode [ 80.641388][ T4967] loop0: detected capacity change from 0 to 32768 [ 80.666124][ T9] device hsr_slave_1 left promiscuous mode [ 80.671047][ T4759] BUG: Bad page state in process syz-executor pfn:11285d [ 80.672252][ T4759] page:00000000cbbedb0e refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x11285d [ 80.673909][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.675968][ T4759] raw: 05ffc00000002006 fffffc0003b6b008 ffff80001f8c75c0 0000000000000000 [ 80.677367][ T4759] raw: 0000000000000004 ffff0000d1477aa8 00000000ffffffff 0000000000000000 [ 80.678634][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.679735][ T4759] Modules linked in: [ 80.680353][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.681784][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.683296][ T4759] Call trace: [ 80.683822][ T4759] dump_backtrace+0x0/0x43c [ 80.684532][ T4759] show_stack+0x2c/0x3c [ 80.685257][ T4759] __dump_stack+0x30/0x40 [ 80.685989][ T4759] dump_stack_lvl+0xf8/0x160 [ 80.686773][ T4759] dump_stack+0x1c/0x5c [ 80.687518][ T4759] bad_page+0x188/0x1a8 [ 80.688226][ T4759] check_free_page_bad+0xf4/0x16c [ 80.689039][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 80.689894][ T4759] free_unref_page_list+0xdc/0x754 [ 80.690677][ T4759] release_pages+0x13c8/0x16e0 [ 80.691384][ T4759] __pagevec_release+0x84/0xf8 [ 80.692124][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 80.693044][ T4759] truncate_inode_pages+0x2c/0x3c [ 80.693945][ T4759] dbUnmount+0xf4/0x168 [ 80.694679][ T4759] jfs_umount+0x1c4/0x328 [ 80.695402][ T4759] jfs_put_super+0x90/0x188 [ 80.696169][ T4759] generic_shutdown_super+0x130/0x2f0 [ 80.697086][ T4759] kill_block_super+0x70/0xdc [ 80.697874][ T4759] deactivate_locked_super+0xb8/0x13c [ 80.698768][ T4759] deactivate_super+0xf8/0x118 [ 80.699494][ T4759] cleanup_mnt+0x3a4/0x458 [ 80.700214][ T4759] __cleanup_mnt+0x20/0x30 [ 80.700875][ T4759] task_work_run+0x12c/0x1e0 [ 80.701532][ T4759] do_notify_resume+0x24b4/0x3128 [ 80.702356][ T4759] el0_svc+0xf0/0x1e0 [ 80.703058][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 80.703843][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 80.705874][ T4759] BUG: Bad page state in process syz-executor pfn:12dac0 [ 80.707000][ T4759] page:0000000087459c01 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x12dac0 [ 80.708702][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.710206][ T4759] raw: 05ffc00000002006 fffffc00034e6d08 ffff80001f8c75c0 0000000000000000 [ 80.711452][ T4759] raw: 0000000000000003 ffff0000d1477ba0 00000000ffffffff 0000000000000000 [ 80.712820][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.713912][ T4759] Modules linked in: [ 80.714494][ T4759] CPU: 0 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.715838][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.717454][ T4759] Call trace: [ 80.717969][ T4759] dump_backtrace+0x0/0x43c [ 80.718679][ T4759] show_stack+0x2c/0x3c [ 80.719317][ T4759] __dump_stack+0x30/0x40 [ 80.719915][ T4759] dump_stack_lvl+0xf8/0x160 [ 80.720549][ T4759] dump_stack+0x1c/0x5c [ 80.721233][ T4759] bad_page+0x188/0x1a8 [ 80.721866][ T4759] check_free_page_bad+0xf4/0x16c [ 80.722613][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 80.723538][ T4759] free_unref_page_list+0xdc/0x754 [ 80.724386][ T4759] release_pages+0x13c8/0x16e0 [ 80.725111][ T4759] __pagevec_release+0x84/0xf8 [ 80.725827][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 80.726655][ T4759] truncate_inode_pages+0x2c/0x3c [ 80.727522][ T4759] dbUnmount+0xf4/0x168 [ 80.728188][ T4759] jfs_umount+0x1c4/0x328 [ 80.728877][ T4759] jfs_put_super+0x90/0x188 [ 80.729591][ T4759] generic_shutdown_super+0x130/0x2f0 [ 80.730463][ T4759] kill_block_super+0x70/0xdc [ 80.731116][ T4759] deactivate_locked_super+0xb8/0x13c [ 80.731942][ T4759] deactivate_super+0xf8/0x118 [ 80.732766][ T4759] cleanup_mnt+0x3a4/0x458 [ 80.733517][ T4759] __cleanup_mnt+0x20/0x30 [ 80.734285][ T4759] task_work_run+0x12c/0x1e0 [ 80.735064][ T4759] do_notify_resume+0x24b4/0x3128 [ 80.735877][ T4759] el0_svc+0xf0/0x1e0 [ 80.736458][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 80.737257][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 80.784984][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 80.786062][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 80.787516][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 80.788584][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 80.789996][ T9] device bridge_slave_1 left promiscuous mode [ 80.790928][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 80.836793][ T9] device bridge_slave_0 left promiscuous mode [ 80.837889][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 80.868446][ T4969] loop0: detected capacity change from 0 to 32768 [ 80.943214][ T4759] BUG: Bad page state in process syz-executor pfn:114b8a [ 80.944427][ T4759] page:0000000039c252eb refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x114b8a [ 80.946531][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.948082][ T4759] raw: 05ffc00000002006 fffffc0003450188 ffff80001f8c75c0 0000000000000000 [ 80.949457][ T4759] raw: 0000000000000004 ffff0000c9cb3c98 00000000ffffffff 0000000000000000 [ 80.950826][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.951906][ T4759] Modules linked in: [ 80.952519][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.953826][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.955373][ T4759] Call trace: [ 80.955884][ T4759] dump_backtrace+0x0/0x43c [ 80.956598][ T4759] show_stack+0x2c/0x3c [ 80.957242][ T4759] __dump_stack+0x30/0x40 [ 80.957903][ T4759] dump_stack_lvl+0xf8/0x160 [ 80.958532][ T4759] dump_stack+0x1c/0x5c [ 80.959253][ T4759] bad_page+0x188/0x1a8 [ 80.959933][ T4759] check_free_page_bad+0xf4/0x16c [ 80.960778][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 80.961627][ T4759] free_unref_page_list+0xdc/0x754 [ 80.962423][ T4759] release_pages+0x13c8/0x16e0 [ 80.963181][ T4759] __pagevec_release+0x84/0xf8 [ 80.963887][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 80.964767][ T4759] truncate_inode_pages+0x2c/0x3c [ 80.965508][ T4759] dbUnmount+0xf4/0x168 [ 80.966142][ T4759] jfs_umount+0x1c4/0x328 [ 80.966871][ T4759] jfs_put_super+0x90/0x188 [ 80.967637][ T4759] generic_shutdown_super+0x130/0x2f0 [ 80.968469][ T4759] kill_block_super+0x70/0xdc [ 80.969122][ T4759] deactivate_locked_super+0xb8/0x13c [ 80.969893][ T4759] deactivate_super+0xf8/0x118 [ 80.970667][ T4759] cleanup_mnt+0x3a4/0x458 [ 80.971428][ T4759] __cleanup_mnt+0x20/0x30 [ 80.972130][ T4759] task_work_run+0x12c/0x1e0 [ 80.972871][ T4759] do_notify_resume+0x24b4/0x3128 [ 80.973706][ T4759] el0_svc+0xf0/0x1e0 [ 80.974353][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 80.975203][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 80.976830][ T4759] BUG: Bad page state in process syz-executor pfn:111406 [ 80.977948][ T4759] page:000000008cfa531f refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x111406 [ 80.979558][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.981108][ T4759] raw: 05ffc00000002006 fffffc0003750348 ffff80001f8c75c0 0000000000000000 [ 80.982477][ T4759] raw: 0000000000000003 ffff0000c9cb3d90 00000000ffffffff 0000000000000000 [ 80.983827][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.985021][ T4223] Bluetooth: hci0: command 0x0419 tx timeout [ 80.986047][ T4759] Modules linked in: [ 80.986613][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.987838][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.989244][ T4759] Call trace: [ 80.989734][ T4759] dump_backtrace+0x0/0x43c [ 80.990400][ T4759] show_stack+0x2c/0x3c [ 80.991032][ T4759] __dump_stack+0x30/0x40 [ 80.991651][ T4759] dump_stack_lvl+0xf8/0x160 [ 80.992328][ T4759] dump_stack+0x1c/0x5c [ 80.992903][ T4759] bad_page+0x188/0x1a8 [ 80.993482][ T4759] check_free_page_bad+0xf4/0x16c [ 80.994220][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 80.994916][ T4759] free_unref_page_list+0xdc/0x754 [ 80.995621][ T4759] release_pages+0x13c8/0x16e0 [ 80.996339][ T4759] __pagevec_release+0x84/0xf8 [ 80.997008][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 80.997828][ T4759] truncate_inode_pages+0x2c/0x3c [ 80.998500][ T4759] dbUnmount+0xf4/0x168 [ 80.999056][ T4759] jfs_umount+0x1c4/0x328 [ 80.999678][ T4759] jfs_put_super+0x90/0x188 [ 81.000367][ T4759] generic_shutdown_super+0x130/0x2f0 [ 81.001120][ T4759] kill_block_super+0x70/0xdc [ 81.001792][ T4759] deactivate_locked_super+0xb8/0x13c [ 81.002548][ T4759] deactivate_super+0xf8/0x118 [ 81.003193][ T4759] cleanup_mnt+0x3a4/0x458 [ 81.003795][ T4759] __cleanup_mnt+0x20/0x30 [ 81.004409][ T4759] task_work_run+0x12c/0x1e0 [ 81.005031][ T4759] do_notify_resume+0x24b4/0x3128 [ 81.005089][ T9] device veth1_macvtap left promiscuous mode [ 81.005743][ T4759] el0_svc+0xf0/0x1e0 [ 81.006727][ T9] device veth0_macvtap left promiscuous mode [ 81.007229][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 81.008166][ T9] device veth1_vlan left promiscuous mode [ 81.008826][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 81.009707][ T9] device veth0_vlan left promiscuous mode [ 81.111147][ T9] team0 (unregistering): Port device team_slave_1 removed [ 81.114775][ T9] team0 (unregistering): Port device team_slave_0 removed [ 81.119827][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 81.131918][ T4971] loop0: detected capacity change from 0 to 32768 [ 81.168423][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 81.247298][ T4759] BUG: Bad page state in process syz-executor pfn:10dfbf [ 81.248478][ T4759] page:000000003d0bf9fe refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10dfbf [ 81.250060][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.251919][ T4759] raw: 05ffc00000002006 fffffc00036bf4c8 ffff80001f8c75c0 0000000000000000 [ 81.253433][ T4759] raw: 0000000000000004 ffff0000d157c0f8 00000000ffffffff 0000000000000000 [ 81.254779][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.257487][ T4759] Modules linked in: [ 81.258107][ T4759] CPU: 0 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.259488][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.261004][ T4759] Call trace: [ 81.261466][ T4759] dump_backtrace+0x0/0x43c [ 81.262123][ T4759] show_stack+0x2c/0x3c [ 81.262727][ T4759] __dump_stack+0x30/0x40 [ 81.263359][ T4759] dump_stack_lvl+0xf8/0x160 [ 81.264012][ T4759] dump_stack+0x1c/0x5c [ 81.264660][ T4759] bad_page+0x188/0x1a8 [ 81.265370][ T4759] check_free_page_bad+0xf4/0x16c [ 81.266175][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 81.267132][ T4759] free_unref_page_list+0xdc/0x754 [ 81.267980][ T4759] release_pages+0x13c8/0x16e0 [ 81.268791][ T4759] __pagevec_release+0x84/0xf8 [ 81.269578][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 81.270404][ T4759] truncate_inode_pages+0x2c/0x3c [ 81.271122][ T4759] dbUnmount+0xf4/0x168 [ 81.271723][ T4759] jfs_umount+0x1c4/0x328 [ 81.272379][ T4759] jfs_put_super+0x90/0x188 [ 81.273092][ T4759] generic_shutdown_super+0x130/0x2f0 [ 81.273938][ T4759] kill_block_super+0x70/0xdc [ 81.274697][ T4759] deactivate_locked_super+0xb8/0x13c [ 81.275612][ T4759] deactivate_super+0xf8/0x118 [ 81.276350][ T4759] cleanup_mnt+0x3a4/0x458 [ 81.277024][ T4759] __cleanup_mnt+0x20/0x30 [ 81.277745][ T4759] task_work_run+0x12c/0x1e0 [ 81.278493][ T4759] do_notify_resume+0x24b4/0x3128 [ 81.279318][ T4759] el0_svc+0xf0/0x1e0 [ 81.279975][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 81.280807][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 81.283269][ T4759] BUG: Bad page state in process syz-executor pfn:11afd3 [ 81.284408][ T4759] page:000000007aa56a4e refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x11afd3 [ 81.286888][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.288431][ T4759] raw: 05ffc00000002006 fffffc0003a3d308 ffff80001f8c75c0 0000000000000000 [ 81.289781][ T4759] raw: 0000000000000003 ffff0000d157c1f0 00000000ffffffff 0000000000000000 [ 81.291038][ T9] bond0 (unregistering): Released all slaves [ 81.291146][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.293197][ T4759] Modules linked in: [ 81.293753][ T4759] CPU: 0 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.295211][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.296844][ T4759] Call trace: [ 81.297371][ T4759] dump_backtrace+0x0/0x43c [ 81.298090][ T4759] show_stack+0x2c/0x3c [ 81.298830][ T4759] __dump_stack+0x30/0x40 [ 81.299562][ T4759] dump_stack_lvl+0xf8/0x160 [ 81.300288][ T4759] dump_stack+0x1c/0x5c [ 81.300973][ T4759] bad_page+0x188/0x1a8 [ 81.301639][ T4759] check_free_page_bad+0xf4/0x16c [ 81.302501][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 81.303330][ T4759] free_unref_page_list+0xdc/0x754 [ 81.304164][ T4759] release_pages+0x13c8/0x16e0 [ 81.304976][ T4759] __pagevec_release+0x84/0xf8 [ 81.305756][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 81.306653][ T4759] truncate_inode_pages+0x2c/0x3c [ 81.307432][ T4759] dbUnmount+0xf4/0x168 [ 81.308090][ T4759] jfs_umount+0x1c4/0x328 [ 81.308707][ T4759] jfs_put_super+0x90/0x188 [ 81.309380][ T4759] generic_shutdown_super+0x130/0x2f0 [ 81.310327][ T4759] kill_block_super+0x70/0xdc [ 81.311069][ T4759] deactivate_locked_super+0xb8/0x13c [ 81.311861][ T4759] deactivate_super+0xf8/0x118 [ 81.312634][ T4759] cleanup_mnt+0x3a4/0x458 [ 81.313336][ T4759] __cleanup_mnt+0x20/0x30 [ 81.314050][ T4759] task_work_run+0x12c/0x1e0 [ 81.314829][ T4759] do_notify_resume+0x24b4/0x3128 [ 81.315625][ T4759] el0_svc+0xf0/0x1e0 [ 81.316268][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 81.317089][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 81.444473][ T4973] loop0: detected capacity change from 0 to 32768 [ 81.560105][ T4759] BUG: Bad page state in process syz-executor pfn:111e93 [ 81.561360][ T4759] page:00000000e1c40836 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x111e93 [ 81.563033][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.564602][ T4759] raw: 05ffc00000002006 fffffc000336e788 ffff80001f8c75c0 0000000000000000 [ 81.567202][ T4759] raw: 0000000000000004 ffff0000db5f24d8 00000000ffffffff 0000000000000000 [ 81.568484][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.569562][ T4759] Modules linked in: [ 81.570137][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.571459][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.572871][ T4759] Call trace: [ 81.573320][ T4759] dump_backtrace+0x0/0x43c [ 81.574027][ T4759] show_stack+0x2c/0x3c [ 81.574583][ T4759] __dump_stack+0x30/0x40 [ 81.575215][ T4759] dump_stack_lvl+0xf8/0x160 [ 81.575972][ T4759] dump_stack+0x1c/0x5c [ 81.576607][ T4759] bad_page+0x188/0x1a8 [ 81.577278][ T4759] check_free_page_bad+0xf4/0x16c [ 81.578076][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 81.579015][ T4759] free_unref_page_list+0xdc/0x754 [ 81.579874][ T4759] release_pages+0x13c8/0x16e0 [ 81.580623][ T4759] __pagevec_release+0x84/0xf8 [ 81.581387][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 81.582222][ T4759] truncate_inode_pages+0x2c/0x3c [ 81.582958][ T4759] dbUnmount+0xf4/0x168 [ 81.583645][ T4759] jfs_umount+0x1c4/0x328 [ 81.584370][ T4759] jfs_put_super+0x90/0x188 [ 81.585059][ T4759] generic_shutdown_super+0x130/0x2f0 [ 81.585898][ T4759] kill_block_super+0x70/0xdc [ 81.586672][ T4759] deactivate_locked_super+0xb8/0x13c [ 81.587517][ T4759] deactivate_super+0xf8/0x118 [ 81.588239][ T4759] cleanup_mnt+0x3a4/0x458 [ 81.588885][ T4759] __cleanup_mnt+0x20/0x30 [ 81.589488][ T4759] task_work_run+0x12c/0x1e0 [ 81.590215][ T4759] do_notify_resume+0x24b4/0x3128 [ 81.591002][ T4759] el0_svc+0xf0/0x1e0 [ 81.591681][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 81.592469][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 81.594536][ T4759] BUG: Bad page state in process syz-executor pfn:10db9e [ 81.596326][ T4759] page:00000000f6914d81 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x10db9e [ 81.597964][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.599556][ T4759] raw: 05ffc00000002006 fffffc000326e208 ffff80001f8c75c0 0000000000000000 [ 81.600864][ T4759] raw: 0000000000000003 ffff0000db5f25d0 00000000ffffffff 0000000000000000 [ 81.602228][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.603445][ T4759] Modules linked in: [ 81.604054][ T4759] CPU: 0 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.605540][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.607260][ T4759] Call trace: [ 81.607795][ T4759] dump_backtrace+0x0/0x43c [ 81.608533][ T4759] show_stack+0x2c/0x3c [ 81.609167][ T4759] __dump_stack+0x30/0x40 [ 81.609781][ T4759] dump_stack_lvl+0xf8/0x160 [ 81.610526][ T4759] dump_stack+0x1c/0x5c [ 81.611217][ T4759] bad_page+0x188/0x1a8 [ 81.611869][ T4759] check_free_page_bad+0xf4/0x16c [ 81.612630][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 81.613468][ T4759] free_unref_page_list+0xdc/0x754 [ 81.614331][ T4759] release_pages+0x13c8/0x16e0 [ 81.615124][ T4759] __pagevec_release+0x84/0xf8 [ 81.615933][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 81.616871][ T4759] truncate_inode_pages+0x2c/0x3c [ 81.617696][ T4759] dbUnmount+0xf4/0x168 [ 81.618357][ T4759] jfs_umount+0x1c4/0x328 [ 81.619071][ T4759] jfs_put_super+0x90/0x188 [ 81.619793][ T4759] generic_shutdown_super+0x130/0x2f0 [ 81.620610][ T4759] kill_block_super+0x70/0xdc [ 81.621355][ T4759] deactivate_locked_super+0xb8/0x13c [ 81.622180][ T4759] deactivate_super+0xf8/0x118 [ 81.622907][ T4759] cleanup_mnt+0x3a4/0x458 [ 81.623557][ T4759] __cleanup_mnt+0x20/0x30 [ 81.624239][ T4759] task_work_run+0x12c/0x1e0 [ 81.624998][ T4759] do_notify_resume+0x24b4/0x3128 [ 81.625842][ T4759] el0_svc+0xf0/0x1e0 [ 81.626450][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 81.627224][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 81.749124][ T4975] loop0: detected capacity change from 0 to 32768 [ 81.796602][ T4759] BUG: Bad page state in process syz-executor pfn:11ccc1 [ 81.797801][ T4759] page:00000000277563f7 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x11ccc1 [ 81.799355][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.800752][ T4759] raw: 05ffc00000002006 fffffc0003078608 ffff80001f8c75c0 0000000000000000 [ 81.801952][ T4759] raw: 0000000000000004 ffff0000c8dbb6c8 00000000ffffffff 0000000000000000 [ 81.803129][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.804123][ T4759] Modules linked in: [ 81.804716][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.806039][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.807622][ T4759] Call trace: [ 81.808109][ T4759] dump_backtrace+0x0/0x43c [ 81.808793][ T4759] show_stack+0x2c/0x3c [ 81.809418][ T4759] __dump_stack+0x30/0x40 [ 81.810075][ T4759] dump_stack_lvl+0xf8/0x160 [ 81.810759][ T4759] dump_stack+0x1c/0x5c [ 81.811363][ T4759] bad_page+0x188/0x1a8 [ 81.811994][ T4759] check_free_page_bad+0xf4/0x16c [ 81.812780][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 81.813583][ T4759] free_unref_page_list+0xdc/0x754 [ 81.814388][ T4759] release_pages+0x13c8/0x16e0 [ 81.815046][ T4759] __pagevec_release+0x84/0xf8 [ 81.815691][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 81.816586][ T4759] truncate_inode_pages+0x2c/0x3c [ 81.817408][ T4759] dbUnmount+0xf4/0x168 [ 81.818086][ T4759] jfs_umount+0x1c4/0x328 [ 81.818759][ T4759] jfs_put_super+0x90/0x188 [ 81.819500][ T4759] generic_shutdown_super+0x130/0x2f0 [ 81.820367][ T4759] kill_block_super+0x70/0xdc [ 81.821064][ T4759] deactivate_locked_super+0xb8/0x13c [ 81.821887][ T4759] deactivate_super+0xf8/0x118 [ 81.822585][ T4759] cleanup_mnt+0x3a4/0x458 [ 81.823353][ T4759] __cleanup_mnt+0x20/0x30 [ 81.824070][ T4759] task_work_run+0x12c/0x1e0 [ 81.824830][ T4759] do_notify_resume+0x24b4/0x3128 [ 81.825587][ T4759] el0_svc+0xf0/0x1e0 [ 81.826209][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 81.826983][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 81.828493][ T4759] BUG: Bad page state in process syz-executor pfn:101e18 [ 81.829682][ T4759] page:00000000ed14c659 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x101e18 [ 81.831244][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.832561][ T4759] raw: 05ffc00000002006 fffffc0003477208 ffff80001f8c75c0 0000000000000000 [ 81.833798][ T4759] raw: 0000000000000003 ffff0000c8dbb7c0 00000000ffffffff 0000000000000000 [ 81.835637][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.836650][ T4759] Modules linked in: [ 81.837318][ T4759] CPU: 0 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.838681][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.840285][ T4759] Call trace: [ 81.840802][ T4759] dump_backtrace+0x0/0x43c [ 81.841460][ T4759] show_stack+0x2c/0x3c [ 81.842089][ T4759] __dump_stack+0x30/0x40 [ 81.842739][ T4759] dump_stack_lvl+0xf8/0x160 [ 81.843516][ T4759] dump_stack+0x1c/0x5c [ 81.844168][ T4759] bad_page+0x188/0x1a8 [ 81.844846][ T4759] check_free_page_bad+0xf4/0x16c [ 81.845594][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 81.846513][ T4759] free_unref_page_list+0xdc/0x754 [ 81.847323][ T4759] release_pages+0x13c8/0x16e0 [ 81.848114][ T4759] __pagevec_release+0x84/0xf8 [ 81.848825][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 81.849653][ T4759] truncate_inode_pages+0x2c/0x3c [ 81.850359][ T4759] dbUnmount+0xf4/0x168 [ 81.850969][ T4759] jfs_umount+0x1c4/0x328 [ 81.851569][ T4759] jfs_put_super+0x90/0x188 [ 81.852242][ T4759] generic_shutdown_super+0x130/0x2f0 [ 81.853036][ T4759] kill_block_super+0x70/0xdc [ 81.853720][ T4759] deactivate_locked_super+0xb8/0x13c [ 81.854574][ T4759] deactivate_super+0xf8/0x118 [ 81.855328][ T4759] cleanup_mnt+0x3a4/0x458 [ 81.856010][ T4759] __cleanup_mnt+0x20/0x30 [ 81.856639][ T4759] task_work_run+0x12c/0x1e0 [ 81.857266][ T4759] do_notify_resume+0x24b4/0x3128 [ 81.857988][ T4759] el0_svc+0xf0/0x1e0 [ 81.858550][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 81.859408][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 81.970068][ T4977] loop0: detected capacity change from 0 to 32768 [ 82.065370][ T4759] BUG: Bad page state in process syz-executor pfn:109e18 [ 82.066552][ T4759] page:0000000006de7523 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x109e18 [ 82.068210][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 82.069613][ T4759] raw: 05ffc00000002006 fffffc00036109c8 ffff80001f8c75c0 0000000000000000 [ 82.070835][ T4759] raw: 0000000000000004 ffff0000ed7d82e8 00000000ffffffff 0000000000000000 [ 82.072046][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.073105][ T4759] Modules linked in: [ 82.073679][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 82.074888][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.076372][ T4759] Call trace: [ 82.076866][ T4759] dump_backtrace+0x0/0x43c [ 82.077542][ T4759] show_stack+0x2c/0x3c [ 82.078130][ T4759] __dump_stack+0x30/0x40 [ 82.078755][ T4759] dump_stack_lvl+0xf8/0x160 [ 82.079468][ T4759] dump_stack+0x1c/0x5c [ 82.080160][ T4759] bad_page+0x188/0x1a8 [ 82.080864][ T4759] check_free_page_bad+0xf4/0x16c [ 82.081682][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 82.082614][ T4759] free_unref_page_list+0xdc/0x754 [ 82.083462][ T4759] release_pages+0x13c8/0x16e0 [ 82.084212][ T4759] __pagevec_release+0x84/0xf8 [ 82.085007][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 82.085932][ T4759] truncate_inode_pages+0x2c/0x3c [ 82.086710][ T4759] dbUnmount+0xf4/0x168 [ 82.087428][ T4759] jfs_umount+0x1c4/0x328 [ 82.088146][ T4759] jfs_put_super+0x90/0x188 [ 82.088926][ T4759] generic_shutdown_super+0x130/0x2f0 [ 82.089786][ T4759] kill_block_super+0x70/0xdc [ 82.090493][ T4759] deactivate_locked_super+0xb8/0x13c [ 82.091365][ T4759] deactivate_super+0xf8/0x118 [ 82.092150][ T4759] cleanup_mnt+0x3a4/0x458 [ 82.092814][ T4759] __cleanup_mnt+0x20/0x30 [ 82.093482][ T4759] task_work_run+0x12c/0x1e0 [ 82.094221][ T4759] do_notify_resume+0x24b4/0x3128 [ 82.095042][ T4759] el0_svc+0xf0/0x1e0 [ 82.095688][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 82.096465][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 82.098892][ T4759] BUG: Bad page state in process syz-executor pfn:118427 [ 82.099948][ T4759] page:0000000067c850f7 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x118427 [ 82.101407][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 82.102737][ T4759] raw: 05ffc00000002006 fffffc0003250d48 ffff80001f8c75c0 0000000000000000 [ 82.103922][ T4759] raw: 0000000000000003 ffff0000ed7d83e0 00000000ffffffff 0000000000000000 [ 82.106326][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.107527][ T4759] Modules linked in: [ 82.108128][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 82.109606][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.111190][ T4759] Call trace: [ 82.111719][ T4759] dump_backtrace+0x0/0x43c [ 82.112444][ T4759] show_stack+0x2c/0x3c [ 82.113070][ T4759] __dump_stack+0x30/0x40 [ 82.113743][ T4759] dump_stack_lvl+0xf8/0x160 [ 82.114428][ T4759] dump_stack+0x1c/0x5c [ 82.115054][ T4759] bad_page+0x188/0x1a8 [ 82.115659][ T4759] check_free_page_bad+0xf4/0x16c [ 82.116392][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 82.117149][ T4759] free_unref_page_list+0xdc/0x754 [ 82.117931][ T4759] release_pages+0x13c8/0x16e0 [ 82.118684][ T4759] __pagevec_release+0x84/0xf8 [ 82.119341][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 82.120169][ T4759] truncate_inode_pages+0x2c/0x3c [ 82.120948][ T4759] dbUnmount+0xf4/0x168 [ 82.121602][ T4759] jfs_umount+0x1c4/0x328 [ 82.122281][ T4759] jfs_put_super+0x90/0x188 [ 82.122998][ T4759] generic_shutdown_super+0x130/0x2f0 [ 82.123855][ T4759] kill_block_super+0x70/0xdc [ 82.124611][ T4759] deactivate_locked_super+0xb8/0x13c [ 82.125493][ T4759] deactivate_super+0xf8/0x118 [ 82.126258][ T4759] cleanup_mnt+0x3a4/0x458 [ 82.126969][ T4759] __cleanup_mnt+0x20/0x30 [ 82.127686][ T4759] task_work_run+0x12c/0x1e0 [ 82.128437][ T4759] do_notify_resume+0x24b4/0x3128 [ 82.129221][ T4759] el0_svc+0xf0/0x1e0 [ 82.129848][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 82.130665][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 82.250204][ T4979] loop0: detected capacity change from 0 to 32768 [ 82.318681][ T4759] BUG: Bad page state in process syz-executor pfn:10a7da [ 82.319870][ T4759] page:00000000e29900fb refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10a7da [ 82.321369][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 82.322868][ T4759] raw: 05ffc00000002006 fffffc00032f1b08 ffff80001f8c75c0 0000000000000000 [ 82.324190][ T4759] raw: 0000000000000004 ffff0000c82094d8 00000000ffffffff 0000000000000000 [ 82.326174][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.327301][ T4759] Modules linked in: [ 82.327885][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 82.329415][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.330853][ T4759] Call trace: [ 82.331311][ T4759] dump_backtrace+0x0/0x43c [ 82.331954][ T4759] show_stack+0x2c/0x3c [ 82.332576][ T4759] __dump_stack+0x30/0x40 [ 82.333239][ T4759] dump_stack_lvl+0xf8/0x160 [ 82.333934][ T4759] dump_stack+0x1c/0x5c [ 82.334589][ T4759] bad_page+0x188/0x1a8 [ 82.335318][ T4759] check_free_page_bad+0xf4/0x16c [ 82.336148][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 82.337044][ T4759] free_unref_page_list+0xdc/0x754 [ 82.337879][ T4759] release_pages+0x13c8/0x16e0 [ 82.338683][ T4759] __pagevec_release+0x84/0xf8 [ 82.339405][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 82.340248][ T4759] truncate_inode_pages+0x2c/0x3c [ 82.340992][ T4759] dbUnmount+0xf4/0x168 [ 82.341707][ T4759] jfs_umount+0x1c4/0x328 [ 82.342377][ T4759] jfs_put_super+0x90/0x188 [ 82.343090][ T4759] generic_shutdown_super+0x130/0x2f0 [ 82.344035][ T4759] kill_block_super+0x70/0xdc [ 82.344765][ T4759] deactivate_locked_super+0xb8/0x13c [ 82.345562][ T4759] deactivate_super+0xf8/0x118 [ 82.346374][ T4759] cleanup_mnt+0x3a4/0x458 [ 82.347042][ T4759] __cleanup_mnt+0x20/0x30 [ 82.347667][ T4759] task_work_run+0x12c/0x1e0 [ 82.348315][ T4759] do_notify_resume+0x24b4/0x3128 [ 82.349052][ T4759] el0_svc+0xf0/0x1e0 [ 82.349652][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 82.350415][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 82.351301][ T4759] BUG: Bad page state in process syz-executor pfn:10bc6c [ 82.352425][ T4759] page:000000004888d14e refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x10bc6c [ 82.354072][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 82.356285][ T4759] raw: 05ffc00000002006 fffffc0003becc08 ffff80001f8c75c0 0000000000000000 [ 82.357581][ T4759] raw: 0000000000000003 ffff0000c82095d0 00000000ffffffff 0000000000000000 [ 82.358964][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.360131][ T4759] Modules linked in: [ 82.360774][ T4759] CPU: 0 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 82.362179][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.363749][ T4759] Call trace: [ 82.364222][ T4759] dump_backtrace+0x0/0x43c [ 82.364845][ T4759] show_stack+0x2c/0x3c [ 82.365450][ T4759] __dump_stack+0x30/0x40 [ 82.366103][ T4759] dump_stack_lvl+0xf8/0x160 [ 82.366761][ T4759] dump_stack+0x1c/0x5c [ 82.367363][ T4759] bad_page+0x188/0x1a8 [ 82.367967][ T4759] check_free_page_bad+0xf4/0x16c [ 82.368760][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 82.369700][ T4759] free_unref_page_list+0xdc/0x754 [ 82.370561][ T4759] release_pages+0x13c8/0x16e0 [ 82.371334][ T4759] __pagevec_release+0x84/0xf8 [ 82.372022][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 82.372875][ T4759] truncate_inode_pages+0x2c/0x3c [ 82.373669][ T4759] dbUnmount+0xf4/0x168 [ 82.374344][ T4759] jfs_umount+0x1c4/0x328 [ 82.375066][ T4759] jfs_put_super+0x90/0x188 [ 82.375781][ T4759] generic_shutdown_super+0x130/0x2f0 [ 82.376610][ T4759] kill_block_super+0x70/0xdc [ 82.377335][ T4759] deactivate_locked_super+0xb8/0x13c [ 82.378134][ T4759] deactivate_super+0xf8/0x118 [ 82.378805][ T4759] cleanup_mnt+0x3a4/0x458 [ 82.379441][ T4759] __cleanup_mnt+0x20/0x30 [ 82.380083][ T4759] task_work_run+0x12c/0x1e0 [ 82.380763][ T4759] do_notify_resume+0x24b4/0x3128 [ 82.381456][ T4759] el0_svc+0xf0/0x1e0 [ 82.382119][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 82.382844][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 82.506360][ T4981] loop0: detected capacity change from 0 to 32768 [ 82.581128][ T4759] BUG: Bad page state in process syz-executor pfn:1084df [ 82.582389][ T4759] page:000000003ab84e43 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x1084df [ 82.584027][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 82.585895][ T4759] raw: 05ffc00000002006 fffffc0003b18448 ffff80001f8c75c0 0000000000000000 [ 82.587177][ T4759] raw: 0000000000000004 ffff0000d39b38b8 00000000ffffffff 0000000000000000 [ 82.588553][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.589670][ T4759] Modules linked in: [ 82.590283][ T4759] CPU: 0 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 82.591646][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.593107][ T4759] Call trace: [ 82.593624][ T4759] dump_backtrace+0x0/0x43c [ 82.594374][ T4759] show_stack+0x2c/0x3c [ 82.595006][ T4759] __dump_stack+0x30/0x40 [ 82.595700][ T4759] dump_stack_lvl+0xf8/0x160 [ 82.596459][ T4759] dump_stack+0x1c/0x5c [ 82.597127][ T4759] bad_page+0x188/0x1a8 [ 82.597757][ T4759] check_free_page_bad+0xf4/0x16c [ 82.598486][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 82.599365][ T4759] free_unref_page_list+0xdc/0x754 [ 82.600208][ T4759] release_pages+0x13c8/0x16e0 [ 82.600985][ T4759] __pagevec_release+0x84/0xf8 [ 82.601752][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 82.602638][ T4759] truncate_inode_pages+0x2c/0x3c [ 82.603434][ T4759] dbUnmount+0xf4/0x168 [ 82.604055][ T4759] jfs_umount+0x1c4/0x328 [ 82.604699][ T4759] jfs_put_super+0x90/0x188 [ 82.605398][ T4759] generic_shutdown_super+0x130/0x2f0 [ 82.606299][ T4759] kill_block_super+0x70/0xdc [ 82.607085][ T4759] deactivate_locked_super+0xb8/0x13c [ 82.607930][ T4759] deactivate_super+0xf8/0x118 [ 82.608658][ T4759] cleanup_mnt+0x3a4/0x458 [ 82.609318][ T4759] __cleanup_mnt+0x20/0x30 [ 82.609939][ T4759] task_work_run+0x12c/0x1e0 [ 82.610596][ T4759] do_notify_resume+0x24b4/0x3128 [ 82.611432][ T4759] el0_svc+0xf0/0x1e0 [ 82.612093][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 82.612931][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 82.614085][ T4759] BUG: Bad page state in process syz-executor pfn:12c611 [ 82.615573][ T4759] page:0000000071ced781 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x12c611 [ 82.617068][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 82.618476][ T4759] raw: 05ffc00000002006 fffffc0003788748 ffff80001f8c75c0 0000000000000000 [ 82.619675][ T4759] raw: 0000000000000003 ffff0000d39b39b0 00000000ffffffff 0000000000000000 [ 82.620896][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.621851][ T4759] Modules linked in: [ 82.622379][ T4759] CPU: 0 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 82.623583][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.624982][ T4759] Call trace: [ 82.625447][ T4759] dump_backtrace+0x0/0x43c [ 82.626111][ T4759] show_stack+0x2c/0x3c [ 82.626687][ T4759] __dump_stack+0x30/0x40 [ 82.627276][ T4759] dump_stack_lvl+0xf8/0x160 [ 82.627916][ T4759] dump_stack+0x1c/0x5c [ 82.628517][ T4759] bad_page+0x188/0x1a8 [ 82.629093][ T4759] check_free_page_bad+0xf4/0x16c [ 82.629811][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 82.630623][ T4759] free_unref_page_list+0xdc/0x754 [ 82.631440][ T4759] release_pages+0x13c8/0x16e0 [ 82.632187][ T4759] __pagevec_release+0x84/0xf8 [ 82.632969][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 82.633782][ T4759] truncate_inode_pages+0x2c/0x3c [ 82.634514][ T4759] dbUnmount+0xf4/0x168 [ 82.635235][ T4759] jfs_umount+0x1c4/0x328 [ 82.635953][ T4759] jfs_put_super+0x90/0x188 [ 82.636697][ T4759] generic_shutdown_super+0x130/0x2f0 [ 82.637568][ T4759] kill_block_super+0x70/0xdc [ 82.638339][ T4759] deactivate_locked_super+0xb8/0x13c [ 82.639202][ T4759] deactivate_super+0xf8/0x118 [ 82.639952][ T4759] cleanup_mnt+0x3a4/0x458 [ 82.640635][ T4759] __cleanup_mnt+0x20/0x30 [ 82.641289][ T4759] task_work_run+0x12c/0x1e0 [ 82.641944][ T4759] do_notify_resume+0x24b4/0x3128 [ 82.642682][ T4759] el0_svc+0xf0/0x1e0 [ 82.643300][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 82.644171][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 82.763783][ T4983] loop0: detected capacity change from 0 to 32768 [ 82.800674][ T4759] BUG: Bad page state in process syz-executor pfn:11c7e1 [ 82.801866][ T4759] page:00000000b238b144 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x11c7e1 [ 82.803403][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 82.804796][ T4759] raw: 05ffc00000002006 fffffc000344af88 ffff80001f8c75c0 0000000000000000 [ 82.806435][ T4759] raw: 0000000000000004 ffff0000de2286c8 00000000ffffffff 0000000000000000 [ 82.807745][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.808982][ T4759] Modules linked in: [ 82.809593][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 82.810974][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.812502][ T4759] Call trace: [ 82.812995][ T4759] dump_backtrace+0x0/0x43c [ 82.813689][ T4759] show_stack+0x2c/0x3c [ 82.814304][ T4759] __dump_stack+0x30/0x40 [ 82.814938][ T4759] dump_stack_lvl+0xf8/0x160 [ 82.815635][ T4759] dump_stack+0x1c/0x5c [ 82.816260][ T4759] bad_page+0x188/0x1a8 [ 82.816898][ T4759] check_free_page_bad+0xf4/0x16c [ 82.817643][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 82.818485][ T4759] free_unref_page_list+0xdc/0x754 [ 82.819256][ T4759] release_pages+0x13c8/0x16e0 [ 82.819928][ T4759] __pagevec_release+0x84/0xf8 [ 82.820622][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 82.821577][ T4759] truncate_inode_pages+0x2c/0x3c [ 82.822303][ T4759] dbUnmount+0xf4/0x168 [ 82.822876][ T4759] jfs_umount+0x1c4/0x328 [ 82.823494][ T4759] jfs_put_super+0x90/0x188 [ 82.824120][ T4759] generic_shutdown_super+0x130/0x2f0 [ 82.824907][ T4759] kill_block_super+0x70/0xdc [ 82.825693][ T4759] deactivate_locked_super+0xb8/0x13c [ 82.826612][ T4759] deactivate_super+0xf8/0x118 [ 82.827367][ T4759] cleanup_mnt+0x3a4/0x458 [ 82.828048][ T4759] __cleanup_mnt+0x20/0x30 [ 82.828730][ T4759] task_work_run+0x12c/0x1e0 [ 82.829477][ T4759] do_notify_resume+0x24b4/0x3128 [ 82.830238][ T4759] el0_svc+0xf0/0x1e0 [ 82.830818][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 82.831577][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 82.836836][ T4759] BUG: Bad page state in process syz-executor pfn:1112be [ 82.837908][ T4759] page:00000000a7c8591d refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x1112be [ 82.839479][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 82.840937][ T4759] raw: 05ffc00000002006 fffffc0003666548 ffff80001f8c75c0 0000000000000000 [ 82.842234][ T4759] raw: 0000000000000003 ffff0000de2287c0 00000000ffffffff 0000000000000000 [ 82.843455][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.844501][ T4759] Modules linked in: [ 82.846713][ T4759] CPU: 0 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 82.848031][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.849542][ T4759] Call trace: [ 82.850029][ T4759] dump_backtrace+0x0/0x43c [ 82.850753][ T4759] show_stack+0x2c/0x3c [ 82.851404][ T4759] __dump_stack+0x30/0x40 [ 82.852003][ T4759] dump_stack_lvl+0xf8/0x160 [ 82.852666][ T4759] dump_stack+0x1c/0x5c [ 82.853272][ T4759] bad_page+0x188/0x1a8 [ 82.853888][ T4759] check_free_page_bad+0xf4/0x16c [ 82.854650][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 82.855447][ T4759] free_unref_page_list+0xdc/0x754 [ 82.856280][ T4759] release_pages+0x13c8/0x16e0 [ 82.857064][ T4759] __pagevec_release+0x84/0xf8 [ 82.857861][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 82.858804][ T4759] truncate_inode_pages+0x2c/0x3c [ 82.859623][ T4759] dbUnmount+0xf4/0x168 [ 82.860294][ T4759] jfs_umount+0x1c4/0x328 [ 82.860981][ T4759] jfs_put_super+0x90/0x188 [ 82.861665][ T4759] generic_shutdown_super+0x130/0x2f0 [ 82.862482][ T4759] kill_block_super+0x70/0xdc [ 82.863173][ T4759] deactivate_locked_super+0xb8/0x13c [ 82.863955][ T4759] deactivate_super+0xf8/0x118 [ 82.864713][ T4759] cleanup_mnt+0x3a4/0x458 [ 82.865399][ T4759] __cleanup_mnt+0x20/0x30 [ 82.866017][ T4759] task_work_run+0x12c/0x1e0 [ 82.866677][ T4759] do_notify_resume+0x24b4/0x3128 [ 82.867487][ T4759] el0_svc+0xf0/0x1e0 [ 82.868091][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 82.868823][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 82.986192][ T4985] loop0: detected capacity change from 0 to 32768 [ 83.084438][ T4759] BUG: Bad page state in process syz-executor pfn:109400 [ 83.085986][ T4759] page:000000008a7ba26e refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x109400 [ 83.087660][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 83.089300][ T4759] raw: 05ffc00000002006 fffffc0003453188 ffff80001f8c75c0 0000000000000000 [ 83.090597][ T4759] raw: 0000000000000004 ffff0000dacd0000 00000000ffffffff 0000000000000000 [ 83.092005][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 83.093136][ T4759] Modules linked in: [ 83.093745][ T4759] CPU: 0 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 83.095144][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.096732][ T4759] Call trace: [ 83.097237][ T4759] dump_backtrace+0x0/0x43c [ 83.097904][ T4759] show_stack+0x2c/0x3c [ 83.098529][ T4759] __dump_stack+0x30/0x40 [ 83.099155][ T4759] dump_stack_lvl+0xf8/0x160 [ 83.099797][ T4759] dump_stack+0x1c/0x5c [ 83.100453][ T4759] bad_page+0x188/0x1a8 [ 83.101081][ T4759] check_free_page_bad+0xf4/0x16c [ 83.101823][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 83.102739][ T4759] free_unref_page_list+0xdc/0x754 [ 83.103619][ T4759] release_pages+0x13c8/0x16e0 [ 83.104409][ T4759] __pagevec_release+0x84/0xf8 [ 83.105195][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 83.106093][ T4759] truncate_inode_pages+0x2c/0x3c [ 83.106896][ T4759] dbUnmount+0xf4/0x168 [ 83.107591][ T4759] jfs_umount+0x1c4/0x328 [ 83.108348][ T4759] jfs_put_super+0x90/0x188 [ 83.109114][ T4759] generic_shutdown_super+0x130/0x2f0 [ 83.109979][ T4759] kill_block_super+0x70/0xdc [ 83.110775][ T4759] deactivate_locked_super+0xb8/0x13c [ 83.111632][ T4759] deactivate_super+0xf8/0x118 [ 83.112327][ T4759] cleanup_mnt+0x3a4/0x458 [ 83.113076][ T4759] __cleanup_mnt+0x20/0x30 [ 83.113797][ T4759] task_work_run+0x12c/0x1e0 [ 83.114527][ T4759] do_notify_resume+0x24b4/0x3128 [ 83.115338][ T4759] el0_svc+0xf0/0x1e0 [ 83.115985][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 83.116733][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 83.118281][ T4759] BUG: Bad page state in process syz-executor pfn:1114c6 [ 83.119408][ T4759] page:00000000bf6165c4 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x1114c6 [ 83.121074][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 83.122517][ T4759] raw: 05ffc00000002006 fffffc00034a4cc8 ffff80001f8c75c0 0000000000000000 [ 83.123859][ T4759] raw: 0000000000000003 ffff0000dacd00f8 00000000ffffffff 0000000000000000 [ 83.125385][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 83.126511][ T4759] Modules linked in: [ 83.127129][ T4759] CPU: 0 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 83.128437][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.129965][ T4759] Call trace: [ 83.130473][ T4759] dump_backtrace+0x0/0x43c [ 83.131176][ T4759] show_stack+0x2c/0x3c [ 83.131787][ T4759] __dump_stack+0x30/0x40 [ 83.132463][ T4759] dump_stack_lvl+0xf8/0x160 [ 83.133157][ T4759] dump_stack+0x1c/0x5c [ 83.133790][ T4759] bad_page+0x188/0x1a8 [ 83.134418][ T4759] check_free_page_bad+0xf4/0x16c [ 83.135185][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 83.136080][ T4759] free_unref_page_list+0xdc/0x754 [ 83.136916][ T4759] release_pages+0x13c8/0x16e0 [ 83.137697][ T4759] __pagevec_release+0x84/0xf8 [ 83.138441][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 83.139398][ T4759] truncate_inode_pages+0x2c/0x3c [ 83.140169][ T4759] dbUnmount+0xf4/0x168 [ 83.140811][ T4759] jfs_umount+0x1c4/0x328 [ 83.141454][ T4759] jfs_put_super+0x90/0x188 [ 83.142199][ T4759] generic_shutdown_super+0x130/0x2f0 [ 83.143043][ T4759] kill_block_super+0x70/0xdc [ 83.143796][ T4759] deactivate_locked_super+0xb8/0x13c [ 83.144569][ T4759] deactivate_super+0xf8/0x118 [ 83.145253][ T4759] cleanup_mnt+0x3a4/0x458 [ 83.145974][ T4759] __cleanup_mnt+0x20/0x30 [ 83.146711][ T4759] task_work_run+0x12c/0x1e0 [ 83.147435][ T4759] do_notify_resume+0x24b4/0x3128 [ 83.148261][ T4759] el0_svc+0xf0/0x1e0 [ 83.148847][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 83.149589][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 83.262942][ T4987] loop0: detected capacity change from 0 to 32768 [ 83.330452][ T4759] BUG: Bad page state in process syz-executor pfn:12cacd [ 83.331769][ T4759] page:000000007a596fa9 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12cacd [ 83.333480][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 83.336130][ T4759] raw: 05ffc00000002006 fffffc0003a12bc8 ffff80001f8c75c0 0000000000000000 [ 83.337514][ T4759] raw: 0000000000000004 ffff0000c8e671f0 00000000ffffffff 0000000000000000 [ 83.338870][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 83.340006][ T4759] Modules linked in: [ 83.340685][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 83.342156][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.343732][ T4759] Call trace: [ 83.344281][ T4759] dump_backtrace+0x0/0x43c [ 83.344899][ T4759] show_stack+0x2c/0x3c [ 83.345564][ T4759] __dump_stack+0x30/0x40 [ 83.346259][ T4759] dump_stack_lvl+0xf8/0x160 [ 83.347009][ T4759] dump_stack+0x1c/0x5c [ 83.347713][ T4759] bad_page+0x188/0x1a8 [ 83.348360][ T4759] check_free_page_bad+0xf4/0x16c [ 83.349167][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 83.349986][ T4759] free_unref_page_list+0xdc/0x754 [ 83.350865][ T4759] release_pages+0x13c8/0x16e0 [ 83.351653][ T4759] __pagevec_release+0x84/0xf8 [ 83.352482][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 83.353474][ T4759] truncate_inode_pages+0x2c/0x3c [ 83.354249][ T4759] dbUnmount+0xf4/0x168 [ 83.354897][ T4759] jfs_umount+0x1c4/0x328 [ 83.355582][ T4759] jfs_put_super+0x90/0x188 [ 83.356285][ T4759] generic_shutdown_super+0x130/0x2f0 [ 83.357199][ T4759] kill_block_super+0x70/0xdc [ 83.357990][ T4759] deactivate_locked_super+0xb8/0x13c [ 83.358884][ T4759] deactivate_super+0xf8/0x118 [ 83.359701][ T4759] cleanup_mnt+0x3a4/0x458 [ 83.360427][ T4759] __cleanup_mnt+0x20/0x30 [ 83.361145][ T4759] task_work_run+0x12c/0x1e0 [ 83.361883][ T4759] do_notify_resume+0x24b4/0x3128 [ 83.362720][ T4759] el0_svc+0xf0/0x1e0 [ 83.363367][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 83.364168][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 83.365236][ T4759] BUG: Bad page state in process syz-executor pfn:1284af [ 83.366387][ T4759] page:00000000b55b2aea refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x1284af [ 83.368007][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 83.369422][ T4759] raw: 05ffc00000002006 fffffc0003b972c8 ffff80001f8c75c0 0000000000000000 [ 83.370789][ T4759] raw: 0000000000000003 ffff0000c8e672e8 00000000ffffffff 0000000000000000 [ 83.372096][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 83.373251][ T4759] Modules linked in: [ 83.373940][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 83.375406][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.377050][ T4759] Call trace: [ 83.377554][ T4759] dump_backtrace+0x0/0x43c [ 83.378268][ T4759] show_stack+0x2c/0x3c [ 83.378897][ T4759] __dump_stack+0x30/0x40 [ 83.379578][ T4759] dump_stack_lvl+0xf8/0x160 [ 83.380306][ T4759] dump_stack+0x1c/0x5c [ 83.380966][ T4759] bad_page+0x188/0x1a8 [ 83.381639][ T4759] check_free_page_bad+0xf4/0x16c [ 83.382438][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 83.383263][ T4759] free_unref_page_list+0xdc/0x754 [ 83.383994][ T4759] release_pages+0x13c8/0x16e0 [ 83.384769][ T4759] __pagevec_release+0x84/0xf8 [ 83.385568][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 83.386522][ T4759] truncate_inode_pages+0x2c/0x3c [ 83.387293][ T4759] dbUnmount+0xf4/0x168 [ 83.387948][ T4759] jfs_umount+0x1c4/0x328 [ 83.388635][ T4759] jfs_put_super+0x90/0x188 [ 83.389308][ T4759] generic_shutdown_super+0x130/0x2f0 [ 83.390109][ T4759] kill_block_super+0x70/0xdc [ 83.390885][ T4759] deactivate_locked_super+0xb8/0x13c [ 83.391754][ T4759] deactivate_super+0xf8/0x118 [ 83.392488][ T4759] cleanup_mnt+0x3a4/0x458 [ 83.393129][ T4759] __cleanup_mnt+0x20/0x30 [ 83.393846][ T4759] task_work_run+0x12c/0x1e0 [ 83.394518][ T4759] do_notify_resume+0x24b4/0x3128 [ 83.395329][ T4759] el0_svc+0xf0/0x1e0 [ 83.395962][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 83.396733][ T4759] el0t_64_sync+0x1a0/0x1a4 1970/01/01 00:01:23 executed programs: 22 [ 83.520450][ T4989] loop0: detected capacity change from 0 to 32768 [ 83.591122][ T4759] BUG: Bad page state in process syz-executor pfn:12e7a3 [ 83.592342][ T4759] page:00000000c44e79b7 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12e7a3 [ 83.594039][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 83.599112][ T4759] raw: 05ffc00000002006 fffffc0003252608 ffff80001f8c75c0 0000000000000000 [ 83.600435][ T4759] raw: 0000000000000004 ffff0000dafc03e0 00000000ffffffff 0000000000000000 [ 83.601658][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 83.602646][ T4759] Modules linked in: [ 83.603253][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 83.604501][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.606041][ T4759] Call trace: [ 83.606573][ T4759] dump_backtrace+0x0/0x43c [ 83.607309][ T4759] show_stack+0x2c/0x3c [ 83.607936][ T4759] __dump_stack+0x30/0x40 [ 83.608620][ T4759] dump_stack_lvl+0xf8/0x160 [ 83.609367][ T4759] dump_stack+0x1c/0x5c [ 83.610028][ T4759] bad_page+0x188/0x1a8 [ 83.610708][ T4759] check_free_page_bad+0xf4/0x16c [ 83.611516][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 83.612408][ T4759] free_unref_page_list+0xdc/0x754 [ 83.613277][ T4759] release_pages+0x13c8/0x16e0 [ 83.614060][ T4759] __pagevec_release+0x84/0xf8 [ 83.614830][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 83.615790][ T4759] truncate_inode_pages+0x2c/0x3c [ 83.616594][ T4759] dbUnmount+0xf4/0x168 [ 83.617284][ T4759] jfs_umount+0x1c4/0x328 [ 83.618021][ T4759] jfs_put_super+0x90/0x188 [ 83.618790][ T4759] generic_shutdown_super+0x130/0x2f0 [ 83.619660][ T4759] kill_block_super+0x70/0xdc [ 83.620436][ T4759] deactivate_locked_super+0xb8/0x13c [ 83.621285][ T4759] deactivate_super+0xf8/0x118 [ 83.621969][ T4759] cleanup_mnt+0x3a4/0x458 [ 83.622608][ T4759] __cleanup_mnt+0x20/0x30 [ 83.623376][ T4759] task_work_run+0x12c/0x1e0 [ 83.624059][ T4759] do_notify_resume+0x24b4/0x3128 [ 83.624852][ T4759] el0_svc+0xf0/0x1e0 [ 83.625451][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 83.626251][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 83.627737][ T4759] BUG: Bad page state in process syz-executor pfn:109498 [ 83.628807][ T4759] page:0000000012c83623 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x109498 [ 83.630349][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 83.631801][ T4759] raw: 05ffc00000002006 fffffc000341d3c8 ffff80001f8c75c0 0000000000000000 [ 83.632968][ T4759] raw: 0000000000000003 ffff0000dafc04d8 00000000ffffffff 0000000000000000 [ 83.634310][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 83.635659][ T4759] Modules linked in: [ 83.636237][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 83.637606][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.639159][ T4759] Call trace: [ 83.639632][ T4759] dump_backtrace+0x0/0x43c [ 83.640291][ T4759] show_stack+0x2c/0x3c [ 83.640872][ T4759] __dump_stack+0x30/0x40 [ 83.641527][ T4759] dump_stack_lvl+0xf8/0x160 [ 83.642145][ T4759] dump_stack+0x1c/0x5c [ 83.642741][ T4759] bad_page+0x188/0x1a8 [ 83.643323][ T4759] check_free_page_bad+0xf4/0x16c [ 83.644033][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 83.644777][ T4759] free_unref_page_list+0xdc/0x754 [ 83.645515][ T4759] release_pages+0x13c8/0x16e0 [ 83.646254][ T4759] __pagevec_release+0x84/0xf8 [ 83.647042][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 83.647959][ T4759] truncate_inode_pages+0x2c/0x3c [ 83.648758][ T4759] dbUnmount+0xf4/0x168 [ 83.649361][ T4759] jfs_umount+0x1c4/0x328 [ 83.649975][ T4759] jfs_put_super+0x90/0x188 [ 83.650618][ T4759] generic_shutdown_super+0x130/0x2f0 [ 83.651486][ T4759] kill_block_super+0x70/0xdc [ 83.652199][ T4759] deactivate_locked_super+0xb8/0x13c [ 83.653089][ T4759] deactivate_super+0xf8/0x118 [ 83.653866][ T4759] cleanup_mnt+0x3a4/0x458 [ 83.654549][ T4759] __cleanup_mnt+0x20/0x30 [ 83.655183][ T4759] task_work_run+0x12c/0x1e0 [ 83.655872][ T4759] do_notify_resume+0x24b4/0x3128 [ 83.656598][ T4759] el0_svc+0xf0/0x1e0 [ 83.657144][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 83.657897][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 83.780273][ T4991] loop0: detected capacity change from 0 to 32768 [ 83.837496][ T4759] BUG: Bad page state in process syz-executor pfn:10a6f9 [ 83.838640][ T4759] page:000000002b9e0fcb refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10a6f9 [ 83.840416][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 83.841936][ T4759] raw: 05ffc00000002006 fffffc0003056788 ffff80001f8c75c0 0000000000000000 [ 83.843187][ T4759] raw: 0000000000000004 ffff0000efc365d0 00000000ffffffff 0000000000000000 [ 83.844495][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 83.846208][ T4759] Modules linked in: [ 83.846896][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 83.848300][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.849826][ T4759] Call trace: [ 83.850315][ T4759] dump_backtrace+0x0/0x43c [ 83.850986][ T4759] show_stack+0x2c/0x3c [ 83.851566][ T4759] __dump_stack+0x30/0x40 [ 83.852221][ T4759] dump_stack_lvl+0xf8/0x160 [ 83.852891][ T4759] dump_stack+0x1c/0x5c [ 83.853486][ T4759] bad_page+0x188/0x1a8 [ 83.854104][ T4759] check_free_page_bad+0xf4/0x16c [ 83.854903][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 83.855747][ T4759] free_unref_page_list+0xdc/0x754 [ 83.856497][ T4759] release_pages+0x13c8/0x16e0 [ 83.857262][ T4759] __pagevec_release+0x84/0xf8 [ 83.858073][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 83.858964][ T4759] truncate_inode_pages+0x2c/0x3c [ 83.859758][ T4759] dbUnmount+0xf4/0x168 [ 83.860433][ T4759] jfs_umount+0x1c4/0x328 [ 83.861127][ T4759] jfs_put_super+0x90/0x188 [ 83.861860][ T4759] generic_shutdown_super+0x130/0x2f0 [ 83.862645][ T4759] kill_block_super+0x70/0xdc [ 83.863311][ T4759] deactivate_locked_super+0xb8/0x13c [ 83.864187][ T4759] deactivate_super+0xf8/0x118 [ 83.864956][ T4759] cleanup_mnt+0x3a4/0x458 [ 83.865650][ T4759] __cleanup_mnt+0x20/0x30 [ 83.866361][ T4759] task_work_run+0x12c/0x1e0 [ 83.867069][ T4759] do_notify_resume+0x24b4/0x3128 [ 83.867851][ T4759] el0_svc+0xf0/0x1e0 [ 83.868489][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 83.869307][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 83.871094][ T4759] BUG: Bad page state in process syz-executor pfn:10159e [ 83.872221][ T4759] page:00000000167e3be0 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x10159e [ 83.873865][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 83.875492][ T4759] raw: 05ffc00000002006 fffffc0003203748 ffff80001f8c75c0 0000000000000000 [ 83.876857][ T4759] raw: 0000000000000003 ffff0000efc366c8 00000000ffffffff 0000000000000000 [ 83.878097][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 83.879092][ T4759] Modules linked in: [ 83.879691][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 83.880956][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.882551][ T4759] Call trace: [ 83.883094][ T4759] dump_backtrace+0x0/0x43c [ 83.883849][ T4759] show_stack+0x2c/0x3c [ 83.884472][ T4759] __dump_stack+0x30/0x40 [ 83.885054][ T4759] dump_stack_lvl+0xf8/0x160 [ 83.885791][ T4759] dump_stack+0x1c/0x5c [ 83.886469][ T4759] bad_page+0x188/0x1a8 [ 83.887102][ T4759] check_free_page_bad+0xf4/0x16c [ 83.887961][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 83.888891][ T4759] free_unref_page_list+0xdc/0x754 [ 83.889737][ T4759] release_pages+0x13c8/0x16e0 [ 83.890511][ T4759] __pagevec_release+0x84/0xf8 [ 83.891256][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 83.892136][ T4759] truncate_inode_pages+0x2c/0x3c [ 83.892939][ T4759] dbUnmount+0xf4/0x168 [ 83.893650][ T4759] jfs_umount+0x1c4/0x328 [ 83.894388][ T4759] jfs_put_super+0x90/0x188 [ 83.895138][ T4759] generic_shutdown_super+0x130/0x2f0 [ 83.896001][ T4759] kill_block_super+0x70/0xdc [ 83.896791][ T4759] deactivate_locked_super+0xb8/0x13c [ 83.897701][ T4759] deactivate_super+0xf8/0x118 [ 83.898515][ T4759] cleanup_mnt+0x3a4/0x458 [ 83.899252][ T4759] __cleanup_mnt+0x20/0x30 [ 83.899930][ T4759] task_work_run+0x12c/0x1e0 [ 83.900616][ T4759] do_notify_resume+0x24b4/0x3128 [ 83.901414][ T4759] el0_svc+0xf0/0x1e0 [ 83.902078][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 83.902929][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 84.010922][ T4993] loop0: detected capacity change from 0 to 32768 [ 84.089375][ T4759] BUG: Bad page state in process syz-executor pfn:12ca45 [ 84.090566][ T4759] page:000000005021d895 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12ca45 [ 84.092032][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 84.093416][ T4759] raw: 05ffc00000002006 fffffc0003b128c8 ffff80001f8c75c0 0000000000000000 [ 84.094715][ T4759] raw: 0000000000000004 ffff0000d6aed3e0 00000000ffffffff 0000000000000000 [ 84.102930][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 84.104105][ T4759] Modules linked in: [ 84.104738][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 84.106114][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 84.107649][ T4759] Call trace: [ 84.108150][ T4759] dump_backtrace+0x0/0x43c [ 84.108784][ T4759] show_stack+0x2c/0x3c [ 84.109395][ T4759] __dump_stack+0x30/0x40 [ 84.110142][ T4759] dump_stack_lvl+0xf8/0x160 [ 84.110956][ T4759] dump_stack+0x1c/0x5c [ 84.111620][ T4759] bad_page+0x188/0x1a8 [ 84.112218][ T4759] check_free_page_bad+0xf4/0x16c [ 84.113073][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 84.113994][ T4759] free_unref_page_list+0xdc/0x754 [ 84.114829][ T4759] release_pages+0x13c8/0x16e0 [ 84.115601][ T4759] __pagevec_release+0x84/0xf8 [ 84.116425][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 84.117409][ T4759] truncate_inode_pages+0x2c/0x3c [ 84.118288][ T4759] dbUnmount+0xf4/0x168 [ 84.118957][ T4759] jfs_umount+0x1c4/0x328 [ 84.119684][ T4759] jfs_put_super+0x90/0x188 [ 84.120485][ T4759] generic_shutdown_super+0x130/0x2f0 [ 84.121400][ T4759] kill_block_super+0x70/0xdc [ 84.122135][ T4759] deactivate_locked_super+0xb8/0x13c [ 84.123058][ T4759] deactivate_super+0xf8/0x118 [ 84.123878][ T4759] cleanup_mnt+0x3a4/0x458 [ 84.124625][ T4759] __cleanup_mnt+0x20/0x30 [ 84.125313][ T4759] task_work_run+0x12c/0x1e0 [ 84.126074][ T4759] do_notify_resume+0x24b4/0x3128 [ 84.126842][ T4759] el0_svc+0xf0/0x1e0 [ 84.127522][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 84.128346][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 84.129766][ T4759] BUG: Bad page state in process syz-executor pfn:12c4a3 [ 84.130890][ T4759] page:00000000050c72ad refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x12c4a3 [ 84.132541][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 84.134039][ T4759] raw: 05ffc00000002006 fffffc0003b97d88 ffff80001f8c75c0 0000000000000000 [ 84.135997][ T4759] raw: 0000000000000003 ffff0000d6aed4d8 00000000ffffffff 0000000000000000 [ 84.137345][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 84.138439][ T4759] Modules linked in: [ 84.139072][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 84.140404][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 84.141885][ T4759] Call trace: [ 84.142409][ T4759] dump_backtrace+0x0/0x43c [ 84.143041][ T4759] show_stack+0x2c/0x3c [ 84.143620][ T4759] __dump_stack+0x30/0x40 [ 84.144222][ T4759] dump_stack_lvl+0xf8/0x160 [ 84.144853][ T4759] dump_stack+0x1c/0x5c [ 84.145442][ T4759] bad_page+0x188/0x1a8 [ 84.146017][ T4759] check_free_page_bad+0xf4/0x16c [ 84.146751][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 84.147562][ T4759] free_unref_page_list+0xdc/0x754 [ 84.148321][ T4759] release_pages+0x13c8/0x16e0 [ 84.149020][ T4759] __pagevec_release+0x84/0xf8 [ 84.149703][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 84.150533][ T4759] truncate_inode_pages+0x2c/0x3c [ 84.151364][ T4759] dbUnmount+0xf4/0x168 [ 84.151976][ T4759] jfs_umount+0x1c4/0x328 [ 84.152680][ T4759] jfs_put_super+0x90/0x188 [ 84.153423][ T4759] generic_shutdown_super+0x130/0x2f0 [ 84.154309][ T4759] kill_block_super+0x70/0xdc [ 84.155017][ T4759] deactivate_locked_super+0xb8/0x13c [ 84.155797][ T4759] deactivate_super+0xf8/0x118 [ 84.156481][ T4759] cleanup_mnt+0x3a4/0x458 [ 84.157196][ T4759] __cleanup_mnt+0x20/0x30 [ 84.157909][ T4759] task_work_run+0x12c/0x1e0 [ 84.158660][ T4759] do_notify_resume+0x24b4/0x3128 [ 84.159471][ T4759] el0_svc+0xf0/0x1e0 [ 84.160114][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 84.160909][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 84.280407][ T4995] loop0: detected capacity change from 0 to 32768 [ 84.341740][ T4759] BUG: Bad page state in process syz-executor pfn:11a224 [ 84.342992][ T4759] page:000000009cbf466a refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x11a224 [ 84.344633][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 84.346859][ T4759] raw: 05ffc00000002006 fffffc0003457948 ffff80001f8c75c0 0000000000000000 [ 84.348297][ T4759] raw: 0000000000000004 ffff0000cd5507c0 00000000ffffffff 0000000000000000 [ 84.349632][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 84.350831][ T4759] Modules linked in: [ 84.351502][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 84.353051][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 84.354700][ T4759] Call trace: [ 84.355223][ T4759] dump_backtrace+0x0/0x43c [ 84.355937][ T4759] show_stack+0x2c/0x3c [ 84.356614][ T4759] __dump_stack+0x30/0x40 [ 84.357335][ T4759] dump_stack_lvl+0xf8/0x160 [ 84.358016][ T4759] dump_stack+0x1c/0x5c [ 84.358705][ T4759] bad_page+0x188/0x1a8 [ 84.359389][ T4759] check_free_page_bad+0xf4/0x16c [ 84.360174][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 84.361004][ T4759] free_unref_page_list+0xdc/0x754 [ 84.361815][ T4759] release_pages+0x13c8/0x16e0 [ 84.362564][ T4759] __pagevec_release+0x84/0xf8 [ 84.363319][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 84.364176][ T4759] truncate_inode_pages+0x2c/0x3c [ 84.364974][ T4759] dbUnmount+0xf4/0x168 [ 84.365624][ T4759] jfs_umount+0x1c4/0x328 [ 84.366330][ T4759] jfs_put_super+0x90/0x188 [ 84.367042][ T4759] generic_shutdown_super+0x130/0x2f0 [ 84.367940][ T4759] kill_block_super+0x70/0xdc [ 84.368753][ T4759] deactivate_locked_super+0xb8/0x13c [ 84.369688][ T4759] deactivate_super+0xf8/0x118 [ 84.370432][ T4759] cleanup_mnt+0x3a4/0x458 [ 84.371147][ T4759] __cleanup_mnt+0x20/0x30 [ 84.371889][ T4759] task_work_run+0x12c/0x1e0 [ 84.372578][ T4759] do_notify_resume+0x24b4/0x3128 [ 84.373399][ T4759] el0_svc+0xf0/0x1e0 [ 84.373999][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 84.374826][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 84.376715][ T4759] BUG: Bad page state in process syz-executor pfn:1115e5 [ 84.377852][ T4759] page:00000000be971510 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x1115e5 [ 84.379536][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 84.381102][ T4759] raw: 05ffc00000002006 fffffc0003a3b088 ffff80001f8c75c0 0000000000000000 [ 84.382511][ T4759] raw: 0000000000000003 ffff0000cd5508b8 00000000ffffffff 0000000000000000 [ 84.383905][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 84.385095][ T4759] Modules linked in: [ 84.385729][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 84.387160][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 84.388652][ T4759] Call trace: [ 84.389141][ T4759] dump_backtrace+0x0/0x43c [ 84.389876][ T4759] show_stack+0x2c/0x3c [ 84.390507][ T4759] __dump_stack+0x30/0x40 [ 84.391212][ T4759] dump_stack_lvl+0xf8/0x160 [ 84.391900][ T4759] dump_stack+0x1c/0x5c [ 84.392511][ T4759] bad_page+0x188/0x1a8 [ 84.393143][ T4759] check_free_page_bad+0xf4/0x16c [ 84.393895][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 84.394740][ T4759] free_unref_page_list+0xdc/0x754 [ 84.395582][ T4759] release_pages+0x13c8/0x16e0 [ 84.396401][ T4759] __pagevec_release+0x84/0xf8 [ 84.397194][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 84.398085][ T4759] truncate_inode_pages+0x2c/0x3c [ 84.398905][ T4759] dbUnmount+0xf4/0x168 [ 84.399535][ T4759] jfs_umount+0x1c4/0x328 [ 84.400274][ T4759] jfs_put_super+0x90/0x188 [ 84.401042][ T4759] generic_shutdown_super+0x130/0x2f0 [ 84.401929][ T4759] kill_block_super+0x70/0xdc [ 84.402677][ T4759] deactivate_locked_super+0xb8/0x13c [ 84.403543][ T4759] deactivate_super+0xf8/0x118 [ 84.404326][ T4759] cleanup_mnt+0x3a4/0x458 [ 84.405068][ T4759] __cleanup_mnt+0x20/0x30 [ 84.405810][ T4759] task_work_run+0x12c/0x1e0 [ 84.406583][ T4759] do_notify_resume+0x24b4/0x3128 [ 84.407400][ T4759] el0_svc+0xf0/0x1e0 [ 84.408067][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 84.408844][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 84.509934][ T4997] loop0: detected capacity change from 0 to 32768 [ 84.580449][ T4759] BUG: Bad page state in process syz-executor pfn:12e6ad [ 84.581602][ T4759] page:00000000190f1744 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12e6ad [ 84.583269][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 84.584753][ T4759] raw: 05ffc00000002006 fffffc0003b5cf08 ffff80001f8c75c0 0000000000000000 [ 84.587883][ T4759] raw: 0000000000000004 ffff0000c794a3e0 00000000ffffffff 0000000000000000 [ 84.589221][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 84.590359][ T4759] Modules linked in: [ 84.590985][ T4759] CPU: 0 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 84.592256][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 84.593687][ T4759] Call trace: [ 84.594157][ T4759] dump_backtrace+0x0/0x43c [ 84.594831][ T4759] show_stack+0x2c/0x3c [ 84.595472][ T4759] __dump_stack+0x30/0x40 [ 84.596114][ T4759] dump_stack_lvl+0xf8/0x160 [ 84.596781][ T4759] dump_stack+0x1c/0x5c [ 84.597492][ T4759] bad_page+0x188/0x1a8 [ 84.598119][ T4759] check_free_page_bad+0xf4/0x16c [ 84.598884][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 84.599688][ T4759] free_unref_page_list+0xdc/0x754 [ 84.600467][ T4759] release_pages+0x13c8/0x16e0 [ 84.601242][ T4759] __pagevec_release+0x84/0xf8 [ 84.602022][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 84.602954][ T4759] truncate_inode_pages+0x2c/0x3c [ 84.603750][ T4759] dbUnmount+0xf4/0x168 [ 84.604400][ T4759] jfs_umount+0x1c4/0x328 [ 84.605126][ T4759] jfs_put_super+0x90/0x188 [ 84.605837][ T4759] generic_shutdown_super+0x130/0x2f0 [ 84.606749][ T4759] kill_block_super+0x70/0xdc [ 84.607536][ T4759] deactivate_locked_super+0xb8/0x13c [ 84.608428][ T4759] deactivate_super+0xf8/0x118 [ 84.609167][ T4759] cleanup_mnt+0x3a4/0x458 [ 84.609815][ T4759] __cleanup_mnt+0x20/0x30 [ 84.610520][ T4759] task_work_run+0x12c/0x1e0 [ 84.611247][ T4759] do_notify_resume+0x24b4/0x3128 [ 84.612076][ T4759] el0_svc+0xf0/0x1e0 [ 84.612687][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 84.613453][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 84.615610][ T4759] BUG: Bad page state in process syz-executor pfn:12d73c [ 84.616763][ T4759] page:00000000ac680726 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x12d73c [ 84.618452][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 84.619999][ T4759] raw: 05ffc00000002006 fffffc0003278408 ffff80001f8c75c0 0000000000000000 [ 84.621395][ T4759] raw: 0000000000000003 ffff0000c794a4d8 00000000ffffffff 0000000000000000 [ 84.622806][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 84.623863][ T4759] Modules linked in: [ 84.624514][ T4759] CPU: 0 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 84.626047][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 84.627640][ T4759] Call trace: [ 84.628142][ T4759] dump_backtrace+0x0/0x43c [ 84.628820][ T4759] show_stack+0x2c/0x3c [ 84.629486][ T4759] __dump_stack+0x30/0x40 [ 84.630148][ T4759] dump_stack_lvl+0xf8/0x160 [ 84.630852][ T4759] dump_stack+0x1c/0x5c [ 84.631509][ T4759] bad_page+0x188/0x1a8 [ 84.632119][ T4759] check_free_page_bad+0xf4/0x16c [ 84.632914][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 84.633769][ T4759] free_unref_page_list+0xdc/0x754 [ 84.634597][ T4759] release_pages+0x13c8/0x16e0 [ 84.635308][ T4759] __pagevec_release+0x84/0xf8 [ 84.636041][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 84.636938][ T4759] truncate_inode_pages+0x2c/0x3c [ 84.637765][ T4759] dbUnmount+0xf4/0x168 [ 84.638474][ T4759] jfs_umount+0x1c4/0x328 [ 84.639161][ T4759] jfs_put_super+0x90/0x188 [ 84.639929][ T4759] generic_shutdown_super+0x130/0x2f0 [ 84.640836][ T4759] kill_block_super+0x70/0xdc [ 84.641601][ T4759] deactivate_locked_super+0xb8/0x13c [ 84.642503][ T4759] deactivate_super+0xf8/0x118 [ 84.643292][ T4759] cleanup_mnt+0x3a4/0x458 [ 84.644034][ T4759] __cleanup_mnt+0x20/0x30 [ 84.644789][ T4759] task_work_run+0x12c/0x1e0 [ 84.645525][ T4759] do_notify_resume+0x24b4/0x3128 [ 84.646349][ T4759] el0_svc+0xf0/0x1e0 [ 84.647016][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 84.647893][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 84.760490][ T4999] loop0: detected capacity change from 0 to 32768 [ 84.855514][ T4759] BUG: Bad page state in process syz-executor pfn:116a10 [ 84.856691][ T4759] page:000000005eaadb5b refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x116a10 [ 84.858247][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 84.859810][ T4759] raw: 05ffc00000002006 fffffc00035c8208 ffff80001f8c75c0 0000000000000000 [ 84.861090][ T4759] raw: 0000000000000004 ffff0000ee537ba0 00000000ffffffff 0000000000000000 [ 84.862304][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 84.863316][ T4759] Modules linked in: [ 84.863923][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 84.865226][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 84.866647][ T4759] Call trace: [ 84.867103][ T4759] dump_backtrace+0x0/0x43c [ 84.867805][ T4759] show_stack+0x2c/0x3c [ 84.868451][ T4759] __dump_stack+0x30/0x40 [ 84.869129][ T4759] dump_stack_lvl+0xf8/0x160 [ 84.869903][ T4759] dump_stack+0x1c/0x5c [ 84.870575][ T4759] bad_page+0x188/0x1a8 [ 84.871235][ T4759] check_free_page_bad+0xf4/0x16c [ 84.872040][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 84.872972][ T4759] free_unref_page_list+0xdc/0x754 [ 84.873797][ T4759] release_pages+0x13c8/0x16e0 [ 84.874597][ T4759] __pagevec_release+0x84/0xf8 [ 84.875402][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 84.876314][ T4759] truncate_inode_pages+0x2c/0x3c [ 84.877197][ T4759] dbUnmount+0xf4/0x168 [ 84.877861][ T4759] jfs_umount+0x1c4/0x328 [ 84.878551][ T4759] jfs_put_super+0x90/0x188 [ 84.879268][ T4759] generic_shutdown_super+0x130/0x2f0 [ 84.880135][ T4759] kill_block_super+0x70/0xdc [ 84.880952][ T4759] deactivate_locked_super+0xb8/0x13c [ 84.881835][ T4759] deactivate_super+0xf8/0x118 [ 84.882616][ T4759] cleanup_mnt+0x3a4/0x458 [ 84.883366][ T4759] __cleanup_mnt+0x20/0x30 [ 84.884025][ T4759] task_work_run+0x12c/0x1e0 [ 84.884697][ T4759] do_notify_resume+0x24b4/0x3128 [ 84.885406][ T4759] el0_svc+0xf0/0x1e0 [ 84.885988][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 84.886732][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 84.887950][ T4759] BUG: Bad page state in process syz-executor pfn:117208 [ 84.888992][ T4759] page:000000003a7d0419 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x117208 [ 84.891029][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 84.892463][ T4759] raw: 05ffc00000002006 fffffc00033de388 ffff80001f8c75c0 0000000000000000 [ 84.893713][ T4759] raw: 0000000000000003 ffff0000ee537c98 00000000ffffffff 0000000000000000 [ 84.895769][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 84.897151][ T4759] Modules linked in: [ 84.898131][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 84.899490][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 84.901128][ T4759] Call trace: [ 84.901636][ T4759] dump_backtrace+0x0/0x43c [ 84.902290][ T4759] show_stack+0x2c/0x3c [ 84.902909][ T4759] __dump_stack+0x30/0x40 [ 84.903574][ T4759] dump_stack_lvl+0xf8/0x160 [ 84.904274][ T4759] dump_stack+0x1c/0x5c [ 84.904966][ T4759] bad_page+0x188/0x1a8 [ 84.905677][ T4759] check_free_page_bad+0xf4/0x16c [ 84.906527][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 84.907383][ T4759] free_unref_page_list+0xdc/0x754 [ 84.908167][ T4759] release_pages+0x13c8/0x16e0 [ 84.908921][ T4759] __pagevec_release+0x84/0xf8 [ 84.909657][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 84.910560][ T4759] truncate_inode_pages+0x2c/0x3c [ 84.911322][ T4759] dbUnmount+0xf4/0x168 [ 84.911941][ T4759] jfs_umount+0x1c4/0x328 [ 84.912623][ T4759] jfs_put_super+0x90/0x188 [ 84.913405][ T4759] generic_shutdown_super+0x130/0x2f0 [ 84.914235][ T4759] kill_block_super+0x70/0xdc [ 84.914955][ T4759] deactivate_locked_super+0xb8/0x13c [ 84.915773][ T4759] deactivate_super+0xf8/0x118 [ 84.916484][ T4759] cleanup_mnt+0x3a4/0x458 [ 84.917150][ T4759] __cleanup_mnt+0x20/0x30 [ 84.917793][ T4759] task_work_run+0x12c/0x1e0 [ 84.918488][ T4759] do_notify_resume+0x24b4/0x3128 [ 84.919254][ T4759] el0_svc+0xf0/0x1e0 [ 84.919812][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 84.920631][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 85.039774][ T5001] loop0: detected capacity change from 0 to 32768 [ 85.081997][ T4759] BUG: Bad page state in process syz-executor pfn:10a7cc [ 85.083156][ T4759] page:00000000d33ae322 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10a7cc [ 85.084882][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 85.086356][ T4759] raw: 05ffc00000002006 fffffc0003266188 ffff80001f8c75c0 0000000000000000 [ 85.087573][ T4759] raw: 0000000000000004 ffff0000c98de5d0 00000000ffffffff 0000000000000000 [ 85.088887][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 85.089982][ T4759] Modules linked in: [ 85.090545][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 85.091802][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 85.093345][ T4759] Call trace: [ 85.093882][ T4759] dump_backtrace+0x0/0x43c [ 85.094591][ T4759] show_stack+0x2c/0x3c [ 85.095245][ T4759] __dump_stack+0x30/0x40 [ 85.095909][ T4759] dump_stack_lvl+0xf8/0x160 [ 85.096654][ T4759] dump_stack+0x1c/0x5c [ 85.097287][ T4759] bad_page+0x188/0x1a8 [ 85.097976][ T4759] check_free_page_bad+0xf4/0x16c [ 85.098811][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 85.099650][ T4759] free_unref_page_list+0xdc/0x754 [ 85.100472][ T4759] release_pages+0x13c8/0x16e0 [ 85.101232][ T4759] __pagevec_release+0x84/0xf8 [ 85.101992][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 85.102942][ T4759] truncate_inode_pages+0x2c/0x3c [ 85.103700][ T4759] dbUnmount+0xf4/0x168 [ 85.104387][ T4759] jfs_umount+0x1c4/0x328 [ 85.105078][ T4759] jfs_put_super+0x90/0x188 [ 85.105814][ T4759] generic_shutdown_super+0x130/0x2f0 [ 85.106667][ T4759] kill_block_super+0x70/0xdc [ 85.107410][ T4759] deactivate_locked_super+0xb8/0x13c [ 85.108318][ T4759] deactivate_super+0xf8/0x118 [ 85.109096][ T4759] cleanup_mnt+0x3a4/0x458 [ 85.109831][ T4759] __cleanup_mnt+0x20/0x30 [ 85.110586][ T4759] task_work_run+0x12c/0x1e0 [ 85.111363][ T4759] do_notify_resume+0x24b4/0x3128 [ 85.112236][ T4759] el0_svc+0xf0/0x1e0 [ 85.112857][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 85.113637][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 85.114531][ T4759] BUG: Bad page state in process syz-executor pfn:109986 [ 85.116125][ T4759] page:00000000fefd9e48 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x109986 [ 85.117787][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 85.119380][ T4759] raw: 05ffc00000002006 fffffc000347f948 ffff80001f8c75c0 0000000000000000 [ 85.120711][ T4759] raw: 0000000000000003 ffff0000c98de6c8 00000000ffffffff 0000000000000000 [ 85.122126][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 85.123310][ T4759] Modules linked in: [ 85.123894][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 85.125255][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 85.126924][ T4759] Call trace: [ 85.127479][ T4759] dump_backtrace+0x0/0x43c [ 85.128213][ T4759] show_stack+0x2c/0x3c [ 85.128900][ T4759] __dump_stack+0x30/0x40 [ 85.129580][ T4759] dump_stack_lvl+0xf8/0x160 [ 85.130259][ T4759] dump_stack+0x1c/0x5c [ 85.130910][ T4759] bad_page+0x188/0x1a8 [ 85.131611][ T4759] check_free_page_bad+0xf4/0x16c [ 85.132435][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 85.133357][ T4759] free_unref_page_list+0xdc/0x754 [ 85.134190][ T4759] release_pages+0x13c8/0x16e0 [ 85.134965][ T4759] __pagevec_release+0x84/0xf8 [ 85.135718][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 85.136598][ T4759] truncate_inode_pages+0x2c/0x3c [ 85.137408][ T4759] dbUnmount+0xf4/0x168 [ 85.138037][ T4759] jfs_umount+0x1c4/0x328 [ 85.138719][ T4759] jfs_put_super+0x90/0x188 [ 85.139414][ T4759] generic_shutdown_super+0x130/0x2f0 [ 85.140320][ T4759] kill_block_super+0x70/0xdc [ 85.141077][ T4759] deactivate_locked_super+0xb8/0x13c [ 85.141944][ T4759] deactivate_super+0xf8/0x118 [ 85.142699][ T4759] cleanup_mnt+0x3a4/0x458 [ 85.143401][ T4759] __cleanup_mnt+0x20/0x30 [ 85.144049][ T4759] task_work_run+0x12c/0x1e0 [ 85.144701][ T4759] do_notify_resume+0x24b4/0x3128 [ 85.145460][ T4759] el0_svc+0xf0/0x1e0 [ 85.146146][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 85.146945][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 85.259530][ T5003] loop0: detected capacity change from 0 to 32768 [ 85.342654][ T4759] BUG: Bad page state in process syz-executor pfn:10b12f [ 85.343795][ T4759] page:0000000012b20db2 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10b12f [ 85.345617][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 85.347191][ T4759] raw: 05ffc00000002006 fffffc0003242d88 ffff80001f8c75c0 0000000000000000 [ 85.348516][ T4759] raw: 0000000000000004 ffff0000cad005d0 00000000ffffffff 0000000000000000 [ 85.349800][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 85.350931][ T4759] Modules linked in: [ 85.351509][ T4759] CPU: 0 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 85.352794][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 85.354203][ T4759] Call trace: [ 85.354731][ T4759] dump_backtrace+0x0/0x43c [ 85.355421][ T4759] show_stack+0x2c/0x3c [ 85.356079][ T4759] __dump_stack+0x30/0x40 [ 85.356723][ T4759] dump_stack_lvl+0xf8/0x160 [ 85.357448][ T4759] dump_stack+0x1c/0x5c [ 85.358057][ T4759] bad_page+0x188/0x1a8 [ 85.358692][ T4759] check_free_page_bad+0xf4/0x16c [ 85.359405][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 85.360188][ T4759] free_unref_page_list+0xdc/0x754 [ 85.360910][ T4759] release_pages+0x13c8/0x16e0 [ 85.361604][ T4759] __pagevec_release+0x84/0xf8 [ 85.362459][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 85.363389][ T4759] truncate_inode_pages+0x2c/0x3c [ 85.364208][ T4759] dbUnmount+0xf4/0x168 [ 85.364885][ T4759] jfs_umount+0x1c4/0x328 [ 85.365528][ T4759] jfs_put_super+0x90/0x188 [ 85.366194][ T4759] generic_shutdown_super+0x130/0x2f0 [ 85.366996][ T4759] kill_block_super+0x70/0xdc [ 85.367699][ T4759] deactivate_locked_super+0xb8/0x13c [ 85.368601][ T4759] deactivate_super+0xf8/0x118 [ 85.369395][ T4759] cleanup_mnt+0x3a4/0x458 [ 85.370072][ T4759] __cleanup_mnt+0x20/0x30 [ 85.370766][ T4759] task_work_run+0x12c/0x1e0 [ 85.371441][ T4759] do_notify_resume+0x24b4/0x3128 [ 85.372229][ T4759] el0_svc+0xf0/0x1e0 [ 85.372845][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 85.373546][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 85.375052][ T4759] BUG: Bad page state in process syz-executor pfn:1090b6 [ 85.376178][ T4759] page:000000005964fc43 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x1090b6 [ 85.377727][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 85.379149][ T4759] raw: 05ffc00000002006 fffffc000348a688 ffff80001f8c75c0 0000000000000000 [ 85.380349][ T4759] raw: 0000000000000003 ffff0000ca5d2000 00000000ffffffff 0000000000000000 [ 85.381705][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 85.382719][ T4759] Modules linked in: [ 85.383301][ T4759] CPU: 0 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 85.384604][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 85.386082][ T4759] Call trace: [ 85.386596][ T4759] dump_backtrace+0x0/0x43c [ 85.387262][ T4759] show_stack+0x2c/0x3c [ 85.387889][ T4759] __dump_stack+0x30/0x40 [ 85.388594][ T4759] dump_stack_lvl+0xf8/0x160 [ 85.389349][ T4759] dump_stack+0x1c/0x5c [ 85.390042][ T4759] bad_page+0x188/0x1a8 [ 85.390771][ T4759] check_free_page_bad+0xf4/0x16c [ 85.391600][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 85.392491][ T4759] free_unref_page_list+0xdc/0x754 [ 85.393290][ T4759] release_pages+0x13c8/0x16e0 [ 85.394000][ T4759] __pagevec_release+0x84/0xf8 [ 85.394643][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 85.395499][ T4759] truncate_inode_pages+0x2c/0x3c [ 85.396201][ T4759] dbUnmount+0xf4/0x168 [ 85.396826][ T4759] jfs_umount+0x1c4/0x328 [ 85.397448][ T4759] jfs_put_super+0x90/0x188 [ 85.398209][ T4759] generic_shutdown_super+0x130/0x2f0 [ 85.399111][ T4759] kill_block_super+0x70/0xdc [ 85.399887][ T4759] deactivate_locked_super+0xb8/0x13c [ 85.400720][ T4759] deactivate_super+0xf8/0x118 [ 85.401475][ T4759] cleanup_mnt+0x3a4/0x458 [ 85.402218][ T4759] __cleanup_mnt+0x20/0x30 [ 85.402923][ T4759] task_work_run+0x12c/0x1e0 [ 85.403673][ T4759] do_notify_resume+0x24b4/0x3128 [ 85.404463][ T4759] el0_svc+0xf0/0x1e0 [ 85.405120][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 85.405917][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 85.520871][ T5005] loop0: detected capacity change from 0 to 32768 [ 85.584150][ T4759] BUG: Bad page state in process syz-executor pfn:10252a [ 85.585398][ T4759] page:00000000a6128dc8 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10252a [ 85.586797][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 85.595161][ T4759] raw: 05ffc00000002006 fffffc00034e7248 ffff80001f8c75c0 0000000000000000 [ 85.596562][ T4759] raw: 0000000000000004 ffff0000e84b40f8 00000000ffffffff 0000000000000000 [ 85.597757][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 85.598810][ T4759] Modules linked in: [ 85.599401][ T4759] CPU: 0 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 85.600808][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 85.602407][ T4759] Call trace: [ 85.602970][ T4759] dump_backtrace+0x0/0x43c [ 85.603763][ T4759] show_stack+0x2c/0x3c [ 85.604381][ T4759] __dump_stack+0x30/0x40 [ 85.605044][ T4759] dump_stack_lvl+0xf8/0x160 [ 85.605754][ T4759] dump_stack+0x1c/0x5c [ 85.606361][ T4759] bad_page+0x188/0x1a8 [ 85.607056][ T4759] check_free_page_bad+0xf4/0x16c [ 85.607895][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 85.608771][ T4759] free_unref_page_list+0xdc/0x754 [ 85.609537][ T4759] release_pages+0x13c8/0x16e0 [ 85.610204][ T4759] __pagevec_release+0x84/0xf8 [ 85.610874][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 85.611742][ T4759] truncate_inode_pages+0x2c/0x3c [ 85.612583][ T4759] dbUnmount+0xf4/0x168 [ 85.613253][ T4759] jfs_umount+0x1c4/0x328 [ 85.613914][ T4759] jfs_put_super+0x90/0x188 [ 85.614692][ T4759] generic_shutdown_super+0x130/0x2f0 [ 85.615544][ T4759] kill_block_super+0x70/0xdc [ 85.616284][ T4759] deactivate_locked_super+0xb8/0x13c [ 85.617118][ T4759] deactivate_super+0xf8/0x118 [ 85.617834][ T4759] cleanup_mnt+0x3a4/0x458 [ 85.618563][ T4759] __cleanup_mnt+0x20/0x30 [ 85.619327][ T4759] task_work_run+0x12c/0x1e0 [ 85.620110][ T4759] do_notify_resume+0x24b4/0x3128 [ 85.620996][ T4759] el0_svc+0xf0/0x1e0 [ 85.621608][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 85.622372][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 85.623565][ T4759] BUG: Bad page state in process syz-executor pfn:1139c9 [ 85.624611][ T4759] page:00000000d6915f68 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x1139c9 [ 85.626529][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 85.628010][ T4759] raw: 05ffc00000002006 fffffc0003ba4988 ffff80001f8c75c0 0000000000000000 [ 85.629256][ T4759] raw: 0000000000000003 ffff0000e84b41f0 00000000ffffffff 0000000000000000 [ 85.630545][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 85.631880][ T4759] Modules linked in: [ 85.632457][ T4759] CPU: 0 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 85.633823][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 85.635254][ T4759] Call trace: [ 85.635787][ T4759] dump_backtrace+0x0/0x43c [ 85.636532][ T4759] show_stack+0x2c/0x3c [ 85.637192][ T4759] __dump_stack+0x30/0x40 [ 85.637892][ T4759] dump_stack_lvl+0xf8/0x160 [ 85.638675][ T4759] dump_stack+0x1c/0x5c [ 85.639331][ T4759] bad_page+0x188/0x1a8 [ 85.639980][ T4759] check_free_page_bad+0xf4/0x16c [ 85.640806][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 85.641754][ T4759] free_unref_page_list+0xdc/0x754 [ 85.642547][ T4759] release_pages+0x13c8/0x16e0 [ 85.643281][ T4759] __pagevec_release+0x84/0xf8 [ 85.644051][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 85.644962][ T4759] truncate_inode_pages+0x2c/0x3c [ 85.645776][ T4759] dbUnmount+0xf4/0x168 [ 85.646451][ T4759] jfs_umount+0x1c4/0x328 [ 85.647161][ T4759] jfs_put_super+0x90/0x188 [ 85.647933][ T4759] generic_shutdown_super+0x130/0x2f0 [ 85.648804][ T4759] kill_block_super+0x70/0xdc [ 85.649522][ T4759] deactivate_locked_super+0xb8/0x13c [ 85.650352][ T4759] deactivate_super+0xf8/0x118 [ 85.651069][ T4759] cleanup_mnt+0x3a4/0x458 [ 85.651746][ T4759] __cleanup_mnt+0x20/0x30 [ 85.652404][ T4759] task_work_run+0x12c/0x1e0 [ 85.653044][ T4759] do_notify_resume+0x24b4/0x3128 [ 85.653836][ T4759] el0_svc+0xf0/0x1e0 [ 85.654471][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 85.655186][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 85.774680][ T5007] loop0: detected capacity change from 0 to 32768 [ 85.841374][ T4759] BUG: Bad page state in process syz-executor pfn:114b53 [ 85.842613][ T4759] page:00000000303eab69 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x114b53 [ 85.844345][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 85.846102][ T4759] raw: 05ffc00000002006 fffffc00033ebc08 ffff80001f8c75c0 0000000000000000 [ 85.847473][ T4759] raw: 0000000000000004 ffff0000cbb942e8 00000000ffffffff 0000000000000000 [ 85.848921][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 85.850120][ T4759] Modules linked in: [ 85.850806][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 85.852245][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 85.853907][ T4759] Call trace: [ 85.854437][ T4759] dump_backtrace+0x0/0x43c [ 85.855181][ T4759] show_stack+0x2c/0x3c [ 85.855854][ T4759] __dump_stack+0x30/0x40 [ 85.856458][ T4759] dump_stack_lvl+0xf8/0x160 [ 85.857197][ T4759] dump_stack+0x1c/0x5c [ 85.857839][ T4759] bad_page+0x188/0x1a8 [ 85.858442][ T4759] check_free_page_bad+0xf4/0x16c [ 85.859153][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 85.859962][ T4759] free_unref_page_list+0xdc/0x754 [ 85.860724][ T4759] release_pages+0x13c8/0x16e0 [ 85.861513][ T4759] __pagevec_release+0x84/0xf8 [ 85.862304][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 85.863249][ T4759] truncate_inode_pages+0x2c/0x3c [ 85.864042][ T4759] dbUnmount+0xf4/0x168 [ 85.864725][ T4759] jfs_umount+0x1c4/0x328 [ 85.865459][ T4759] jfs_put_super+0x90/0x188 [ 85.866243][ T4759] generic_shutdown_super+0x130/0x2f0 [ 85.867115][ T4759] kill_block_super+0x70/0xdc [ 85.867902][ T4759] deactivate_locked_super+0xb8/0x13c [ 85.868783][ T4759] deactivate_super+0xf8/0x118 [ 85.869540][ T4759] cleanup_mnt+0x3a4/0x458 [ 85.870262][ T4759] __cleanup_mnt+0x20/0x30 [ 85.870975][ T4759] task_work_run+0x12c/0x1e0 [ 85.871736][ T4759] do_notify_resume+0x24b4/0x3128 [ 85.872541][ T4759] el0_svc+0xf0/0x1e0 [ 85.873204][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 85.874080][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 85.874957][ T4759] BUG: Bad page state in process syz-executor pfn:10faf0 [ 85.876133][ T4759] page:00000000bbc7ff1d refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x10faf0 [ 85.877759][ T4759] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 85.879282][ T4759] raw: 05ffc00000002006 fffffc000361d908 ffff80001f8c75c0 0000000000000000 [ 85.880592][ T4759] raw: 0000000000000003 ffff0000cbb943e0 00000000ffffffff 0000000000000000 [ 85.881892][ T4759] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 85.882891][ T4759] Modules linked in: [ 85.883456][ T4759] CPU: 1 PID: 4759 Comm: syz-executor Tainted: G B syzkaller #0 [ 85.884744][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 85.886229][ T4759] Call trace: [ 85.886722][ T4759] dump_backtrace+0x0/0x43c [ 85.887375][ T4759] show_stack+0x2c/0x3c [ 85.887951][ T4759] __dump_stack+0x30/0x40 [ 85.888657][ T4759] dump_stack_lvl+0xf8/0x160 [ 85.889364][ T4759] dump_stack+0x1c/0x5c [ 85.890040][ T4759] bad_page+0x188/0x1a8 [ 85.890723][ T4759] check_free_page_bad+0xf4/0x16c [ 85.891520][ T4759] free_unref_page_prepare+0x744/0xaa0 [ 85.892369][ T4759] free_unref_page_list+0xdc/0x754 [ 85.893178][ T4759] release_pages+0x13c8/0x16e0 [ 85.893941][ T4759] __pagevec_release+0x84/0xf8 [ 85.894786][ T4759] truncate_inode_pages_range+0x29c/0x9b8 [ 85.895694][ T4759] truncate_inode_pages+0x2c/0x3c [ 85.896497][ T4759] dbUnmount+0xf4/0x168 [ 85.897143][ T4759] jfs_umount+0x1c4/0x328 [ 85.897833][ T4759] jfs_put_super+0x90/0x188 [ 85.898607][ T4759] generic_shutdown_super+0x130/0x2f0 [ 85.899501][ T4759] kill_block_super+0x70/0xdc [ 85.900299][ T4759] deactivate_locked_super+0xb8/0x13c [ 85.901176][ T4759] deactivate_super+0xf8/0x118 [ 85.901896][ T4759] cleanup_mnt+0x3a4/0x458 [ 85.902566][ T4759] __cleanup_mnt+0x20/0x30 [ 85.903198][ T4759] task_work_run+0x12c/0x1e0 [ 85.903927][ T4759] do_notify_resume+0x24b4/0x3128 [ 85.904695][ T4759] el0_svc+0xf0/0x1e0 [ 85.905310][ T4759] el0t_64_sync_handler+0xcc/0xe4 [ 85.906056][ T4759] el0t_64_sync+0x1a0/0x1a4 [ 86.031645][ T5009] loop0: detected capacity change from 0 to 32768 [ 86.178118][ T5011] loop0: detected capacity change from 0 to 32768 [ 86.285134][ T5013] loop0: detected capacity change from 0 to 32768 [ 86.395166][ T5015] loop0: detected capacity change from 0 to 32768 [ 86.505822][ T5017] loop0: detected capacity change from 0 to 32768 [ 86.623620][ T5019] loop0: detected capacity change from 0 to 32768 [ 86.759115][ T5021] loop0: detected capacity change from 0 to 32768 [ 86.899187][ T5023] loop0: detected capacity change from 0 to 32768 [ 87.008638][ T5025] loop0: detected capacity change from 0 to 32768 [ 87.221529][ T5027] loop0: detected capacity change from 0 to 32768 [ 87.328033][ T5029] loop0: detected capacity change from 0 to 32768 [ 87.436464][ T5031] loop0: detected capacity change from 0 to 32768 [ 87.578687][ T5033] loop0: detected capacity change from 0 to 32768 [ 87.698340][ T5035] loop0: detected capacity change from 0 to 32768 [ 87.815444][ T5037] loop0: detected capacity change from 0 to 32768 [ 87.918760][ T5039] loop0: detected capacity change from 0 to 32768 [ 88.079616][ T5041] loop0: detected capacity change from 0 to 32768 [ 88.257880][ T5043] loop0: detected capacity change from 0 to 32768 [ 88.364189][ T5045] loop0: detected capacity change from 0 to 32768