Warning: Permanently added '10.128.1.70' (ED25519) to the list of known hosts. 1970/01/01 00:01:04 parsed 1 programs [ 65.432827][ T4491] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 68.749782][ T4532] chnl_net:caif_netlink_parms(): no params data found [ 68.769859][ T4532] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.771049][ T4532] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.772545][ T4532] device bridge_slave_0 entered promiscuous mode [ 68.774549][ T4532] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.775668][ T4532] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.777101][ T4532] device bridge_slave_1 entered promiscuous mode [ 68.785328][ T4532] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.787836][ T4532] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.797447][ T4532] team0: Port device team_slave_0 added [ 68.799516][ T4532] team0: Port device team_slave_1 added [ 68.808492][ T4532] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 68.809674][ T4532] 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. [ 68.813197][ T4532] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 68.815312][ T4532] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 68.816333][ T4532] 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. [ 68.820523][ T4532] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 68.880214][ T4532] device hsr_slave_0 entered promiscuous mode [ 68.919313][ T4532] device hsr_slave_1 entered promiscuous mode [ 69.570539][ T4532] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 69.603462][ T4532] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 69.610271][ T1541] cfg80211: failed to load regulatory.db [ 69.620414][ T2065] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.621552][ T2065] ieee802154 phy1 wpan1: encryption failed: -22 [ 69.670569][ T4532] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 69.749471][ T4532] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 69.900825][ T4532] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.904946][ T399] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.906444][ T399] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.920655][ T4532] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.923193][ T399] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.924778][ T399] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.926241][ T399] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.927383][ T399] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.928785][ T399] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.936457][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.937989][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.939701][ T305] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.940709][ T305] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.942036][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.943712][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.946720][ T399] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.948736][ T399] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.961324][ T399] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.972148][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.973868][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.976514][ T399] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.977954][ T399] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.990779][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.992346][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.994670][ T4532] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.133094][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.134438][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.137891][ T4532] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.155442][ T399] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 70.157085][ T399] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 70.178803][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 70.180547][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.182137][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 70.183502][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 70.189558][ T4532] device veth0_vlan entered promiscuous mode [ 70.193465][ T4532] device veth1_vlan entered promiscuous mode [ 70.207363][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 70.208988][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 70.212639][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 70.214104][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 70.223607][ T4532] device veth0_macvtap entered promiscuous mode [ 70.226070][ T4532] device veth1_macvtap entered promiscuous mode [ 70.241826][ T4532] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 70.244318][ T4532] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 70.246640][ T4532] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.247985][ T4532] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.259176][ T4532] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.260500][ T4532] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.262923][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 70.264451][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 70.265777][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 70.267361][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 70.268899][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 70.271166][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 70.754645][ T9] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 70.938355][ T148] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 70.939877][ T148] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 70.952021][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 70.956520][ T148] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 70.957819][ T148] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 70.961395][ T399] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:11 executed programs: 0 [ 71.491137][ T4788] chnl_net:caif_netlink_parms(): no params data found [ 71.517688][ T4788] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.518805][ T4788] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.520531][ T4788] device bridge_slave_0 entered promiscuous mode [ 71.523180][ T4788] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.524358][ T4788] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.525901][ T4788] device bridge_slave_1 entered promiscuous mode [ 71.541403][ T4788] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.544201][ T4788] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.553858][ T4788] team0: Port device team_slave_0 added [ 71.555889][ T4788] team0: Port device team_slave_1 added [ 71.566853][ T4788] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 71.567993][ T4788] 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. [ 71.573029][ T4788] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 71.575604][ T4788] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 71.576698][ T4788] 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. [ 71.581134][ T4788] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 71.620585][ T4788] device hsr_slave_0 entered promiscuous mode [ 71.679442][ T4788] device hsr_slave_1 entered promiscuous mode [ 71.709169][ T4788] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 71.710372][ T4788] Cannot create hsr debugfs directory [ 72.903350][ T9] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 73.449215][ T21] Bluetooth: hci0: command 0x0409 tx timeout [ 75.462531][ T9] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 75.530085][ T1541] Bluetooth: hci0: command 0x041b tx timeout [ 75.533695][ T9] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 76.456578][ T4788] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 76.491354][ T4788] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 76.530415][ T4788] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 76.580563][ T4788] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 76.645233][ T4788] 8021q: adding VLAN 0 to HW filter on device bond0 [ 76.650205][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 76.652367][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.654877][ T4788] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.657536][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 76.659500][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 76.660914][ T148] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.661927][ T148] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.663302][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 76.666039][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 76.667658][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 76.669058][ T148] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.670512][ T148] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.673193][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 76.676708][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 76.695940][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 76.697810][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 76.705862][ T4788] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 76.707381][ T4788] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 76.709943][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 76.711550][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 76.713295][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.714842][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 76.716376][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 76.718730][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 76.722406][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 76.723913][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 76.765145][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 76.766485][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 76.770376][ T4788] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 76.776809][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 76.778489][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 76.785944][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 76.787469][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 76.789010][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 76.790629][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 76.793000][ T4788] device veth0_vlan entered promiscuous mode [ 76.797116][ T4788] device veth1_vlan entered promiscuous mode [ 76.805723][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 76.807200][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 76.808602][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 76.810553][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 76.813090][ T4788] device veth0_macvtap entered promiscuous mode [ 76.815665][ T4788] device veth1_macvtap entered promiscuous mode [ 76.823053][ T4788] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 76.824642][ T4788] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 76.826648][ T4788] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 76.827844][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 76.829801][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 76.831197][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 76.832632][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 76.835270][ T4788] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 76.836840][ T4788] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 76.838803][ T4788] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 76.841376][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 76.842984][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 76.845261][ T4788] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.846689][ T4788] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.848035][ T4788] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.849356][ T4788] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.872873][ T399] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 76.874128][ T399] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 76.875648][ T305] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 76.886431][ T305] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 76.887707][ T305] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 76.889902][ T399] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:16 executed programs: 2 [ 77.014089][ T4992] loop0: detected capacity change from 0 to 32768 [ 77.105079][ T4788] BUG: Bad page state in process syz-executor pfn:111f7f [ 77.106319][ T4788] page:0000000054c971d9 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x111f7f [ 77.107891][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 77.111803][ T4788] raw: 05ffc00000002006 fffffc0003288208 ffff80001fa175c0 0000000000000000 [ 77.113230][ T4788] raw: 0000000000000004 ffff0000d6b78000 00000000ffffffff 0000000000000000 [ 77.114652][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 77.115831][ T4788] Modules linked in: [ 77.116424][ T4788] CPU: 0 PID: 4788 Comm: syz-executor Not tainted syzkaller #0 [ 77.117534][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.119015][ T4788] Call trace: [ 77.119493][ T4788] dump_backtrace+0x0/0x43c [ 77.120191][ T4788] show_stack+0x2c/0x3c [ 77.120808][ T4788] __dump_stack+0x30/0x40 [ 77.121519][ T4788] dump_stack_lvl+0xf8/0x160 [ 77.122219][ T4788] dump_stack+0x1c/0x5c [ 77.122871][ T4788] bad_page+0x188/0x1a8 [ 77.123472][ T4788] check_free_page_bad+0xf4/0x16c [ 77.124218][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 77.125002][ T4788] free_unref_page_list+0xdc/0x754 [ 77.125792][ T4788] release_pages+0x13c8/0x16e0 [ 77.126454][ T4788] __pagevec_release+0x84/0xf8 [ 77.127112][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 77.127968][ T4788] truncate_inode_pages+0x2c/0x3c [ 77.128686][ T4788] dbUnmount+0xf4/0x168 [ 77.129247][ T4788] jfs_umount+0x1c4/0x328 [ 77.129874][ T4788] jfs_put_super+0x90/0x188 [ 77.130565][ T4788] generic_shutdown_super+0x130/0x2f0 [ 77.131391][ T4788] kill_block_super+0x70/0xdc [ 77.132096][ T4788] deactivate_locked_super+0xb8/0x13c [ 77.132861][ T4788] deactivate_super+0xf8/0x118 [ 77.133557][ T4788] cleanup_mnt+0x3a4/0x458 [ 77.134203][ T4788] __cleanup_mnt+0x20/0x30 [ 77.134843][ T4788] task_work_run+0x12c/0x1e0 [ 77.135478][ T4788] do_notify_resume+0x24b4/0x3128 [ 77.136221][ T4788] el0_svc+0xf0/0x1e0 [ 77.136802][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 77.137524][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 77.140083][ T4788] Disabling lock debugging due to kernel taint [ 77.141088][ T4788] BUG: Bad page state in process syz-executor pfn:10a208 [ 77.142247][ T4788] page:0000000009ab3d03 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x10a208 [ 77.143826][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 77.145386][ T4788] raw: 05ffc00000002006 fffffc0003641808 ffff80001fa175c0 0000000000000000 [ 77.146783][ T4788] raw: 0000000000000003 ffff0000d6b780f8 00000000ffffffff 0000000000000000 [ 77.148066][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 77.150793][ T4788] Modules linked in: [ 77.151411][ T4788] CPU: 0 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 77.152734][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.154176][ T4788] Call trace: [ 77.154687][ T4788] dump_backtrace+0x0/0x43c [ 77.155395][ T4788] show_stack+0x2c/0x3c [ 77.156005][ T4788] __dump_stack+0x30/0x40 [ 77.156656][ T4788] dump_stack_lvl+0xf8/0x160 [ 77.157292][ T4788] dump_stack+0x1c/0x5c [ 77.157916][ T4788] bad_page+0x188/0x1a8 [ 77.158548][ T4788] check_free_page_bad+0xf4/0x16c [ 77.159306][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 77.160156][ T4788] free_unref_page_list+0xdc/0x754 [ 77.160938][ T4788] release_pages+0x13c8/0x16e0 [ 77.161637][ T4788] __pagevec_release+0x84/0xf8 [ 77.162355][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 77.163267][ T4788] truncate_inode_pages+0x2c/0x3c [ 77.163971][ T4788] dbUnmount+0xf4/0x168 [ 77.164662][ T4788] jfs_umount+0x1c4/0x328 [ 77.165309][ T4788] jfs_put_super+0x90/0x188 [ 77.165956][ T4788] generic_shutdown_super+0x130/0x2f0 [ 77.166762][ T4788] kill_block_super+0x70/0xdc [ 77.167433][ T4788] deactivate_locked_super+0xb8/0x13c [ 77.168212][ T4788] deactivate_super+0xf8/0x118 [ 77.168933][ T4788] cleanup_mnt+0x3a4/0x458 [ 77.169548][ T4788] __cleanup_mnt+0x20/0x30 [ 77.170157][ T4788] task_work_run+0x12c/0x1e0 [ 77.170829][ T4788] do_notify_resume+0x24b4/0x3128 [ 77.171561][ T4788] el0_svc+0xf0/0x1e0 [ 77.172173][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 77.172853][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 77.311244][ T4994] loop0: detected capacity change from 0 to 32768 [ 77.393324][ T4788] BUG: Bad page state in process syz-executor pfn:129257 [ 77.394531][ T4788] page:0000000031e6bcbb refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x129257 [ 77.395958][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 77.397379][ T4788] raw: 05ffc00000002006 fffffc0003283d48 ffff80001fa175c0 0000000000000000 [ 77.398658][ T4788] raw: 0000000000000004 ffff0000ed6971f0 00000000ffffffff 0000000000000000 [ 77.401208][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 77.402457][ T4788] Modules linked in: [ 77.403066][ T4788] CPU: 0 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 77.404412][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.405894][ T4788] Call trace: [ 77.406374][ T4788] dump_backtrace+0x0/0x43c [ 77.407055][ T4788] show_stack+0x2c/0x3c [ 77.407643][ T4788] __dump_stack+0x30/0x40 [ 77.408290][ T4788] dump_stack_lvl+0xf8/0x160 [ 77.408980][ T4788] dump_stack+0x1c/0x5c [ 77.409580][ T4788] bad_page+0x188/0x1a8 [ 77.410143][ T4788] check_free_page_bad+0xf4/0x16c [ 77.410892][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 77.411767][ T4788] free_unref_page_list+0xdc/0x754 [ 77.412549][ T4788] release_pages+0x13c8/0x16e0 [ 77.413229][ T4788] __pagevec_release+0x84/0xf8 [ 77.413928][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 77.414748][ T4788] truncate_inode_pages+0x2c/0x3c [ 77.415477][ T4788] dbUnmount+0xf4/0x168 [ 77.416059][ T4788] jfs_umount+0x1c4/0x328 [ 77.416682][ T4788] jfs_put_super+0x90/0x188 [ 77.417332][ T4788] generic_shutdown_super+0x130/0x2f0 [ 77.418114][ T4788] kill_block_super+0x70/0xdc [ 77.418779][ T4788] deactivate_locked_super+0xb8/0x13c [ 77.419574][ T4788] deactivate_super+0xf8/0x118 [ 77.420260][ T4788] cleanup_mnt+0x3a4/0x458 [ 77.420833][ T4788] __cleanup_mnt+0x20/0x30 [ 77.421519][ T4788] task_work_run+0x12c/0x1e0 [ 77.422276][ T4788] do_notify_resume+0x24b4/0x3128 [ 77.423102][ T4788] el0_svc+0xf0/0x1e0 [ 77.423778][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 77.424589][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 77.425455][ T4788] BUG: Bad page state in process syz-executor pfn:10a0f5 [ 77.426456][ T4788] page:0000000098e14f17 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x10a0f5 [ 77.427967][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 77.430139][ T4788] raw: 05ffc00000002006 fffffc000303ff08 ffff80001fa175c0 0000000000000000 [ 77.431441][ T4788] raw: 0000000000000003 ffff0000ed6972e8 00000000ffffffff 0000000000000000 [ 77.432705][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 77.433929][ T4788] Modules linked in: [ 77.434497][ T4788] CPU: 0 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 77.435793][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.437201][ T4788] Call trace: [ 77.437631][ T4788] dump_backtrace+0x0/0x43c [ 77.438231][ T4788] show_stack+0x2c/0x3c [ 77.438846][ T4788] __dump_stack+0x30/0x40 [ 77.439571][ T4788] dump_stack_lvl+0xf8/0x160 [ 77.440299][ T4788] dump_stack+0x1c/0x5c [ 77.440897][ T4788] bad_page+0x188/0x1a8 [ 77.441483][ T4788] check_free_page_bad+0xf4/0x16c [ 77.442222][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 77.443011][ T4788] free_unref_page_list+0xdc/0x754 [ 77.443758][ T4788] release_pages+0x13c8/0x16e0 [ 77.444445][ T4788] __pagevec_release+0x84/0xf8 [ 77.445106][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 77.445899][ T4788] truncate_inode_pages+0x2c/0x3c [ 77.446625][ T4788] dbUnmount+0xf4/0x168 [ 77.447290][ T4788] jfs_umount+0x1c4/0x328 [ 77.447929][ T4788] jfs_put_super+0x90/0x188 [ 77.448626][ T4788] generic_shutdown_super+0x130/0x2f0 [ 77.449444][ T4788] kill_block_super+0x70/0xdc [ 77.450176][ T4788] deactivate_locked_super+0xb8/0x13c [ 77.450952][ T4788] deactivate_super+0xf8/0x118 [ 77.451705][ T4788] cleanup_mnt+0x3a4/0x458 [ 77.452412][ T4788] __cleanup_mnt+0x20/0x30 [ 77.453133][ T4788] task_work_run+0x12c/0x1e0 [ 77.453811][ T4788] do_notify_resume+0x24b4/0x3128 [ 77.454599][ T4788] el0_svc+0xf0/0x1e0 [ 77.455213][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 77.455952][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 77.577829][ T4996] loop0: detected capacity change from 0 to 32768 [ 77.609480][ T21] Bluetooth: hci0: command 0x040f tx timeout [ 77.644758][ T4788] BUG: Bad page state in process syz-executor pfn:10f01e [ 77.645909][ T4788] page:00000000993f2178 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10f01e [ 77.647488][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 77.648880][ T4788] raw: 05ffc00000002006 fffffc000317edc8 ffff80001fa175c0 0000000000000000 [ 77.651140][ T4788] raw: 0000000000000004 ffff0000c1bb4000 00000000ffffffff 0000000000000000 [ 77.652447][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 77.653558][ T4788] Modules linked in: [ 77.654164][ T4788] CPU: 1 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 77.655384][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.656860][ T4788] Call trace: [ 77.657298][ T4788] dump_backtrace+0x0/0x43c [ 77.657900][ T4788] show_stack+0x2c/0x3c [ 77.658462][ T4788] __dump_stack+0x30/0x40 [ 77.659049][ T4788] dump_stack_lvl+0xf8/0x160 [ 77.659729][ T4788] dump_stack+0x1c/0x5c [ 77.660315][ T4788] bad_page+0x188/0x1a8 [ 77.660967][ T4788] check_free_page_bad+0xf4/0x16c [ 77.661656][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 77.662470][ T4788] free_unref_page_list+0xdc/0x754 [ 77.663198][ T4788] release_pages+0x13c8/0x16e0 [ 77.663843][ T4788] __pagevec_release+0x84/0xf8 [ 77.664512][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 77.665289][ T4788] truncate_inode_pages+0x2c/0x3c [ 77.666015][ T4788] dbUnmount+0xf4/0x168 [ 77.666555][ T4788] jfs_umount+0x1c4/0x328 [ 77.667176][ T4788] jfs_put_super+0x90/0x188 [ 77.667779][ T4788] generic_shutdown_super+0x130/0x2f0 [ 77.668561][ T4788] kill_block_super+0x70/0xdc [ 77.669235][ T4788] deactivate_locked_super+0xb8/0x13c [ 77.670015][ T4788] deactivate_super+0xf8/0x118 [ 77.670680][ T4788] cleanup_mnt+0x3a4/0x458 [ 77.671269][ T4788] __cleanup_mnt+0x20/0x30 [ 77.671895][ T4788] task_work_run+0x12c/0x1e0 [ 77.672556][ T4788] do_notify_resume+0x24b4/0x3128 [ 77.673281][ T4788] el0_svc+0xf0/0x1e0 [ 77.673851][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 77.674552][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 77.675716][ T4788] BUG: Bad page state in process syz-executor pfn:105fb7 [ 77.676781][ T4788] page:0000000060185d00 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x105fb7 [ 77.678182][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 77.679895][ T4788] raw: 05ffc00000002006 fffffc0003b37e48 ffff80001fa175c0 0000000000000000 [ 77.681215][ T4788] raw: 0000000000000003 ffff0000c1bb40f8 00000000ffffffff 0000000000000000 [ 77.682529][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 77.683716][ T4788] Modules linked in: [ 77.684304][ T4788] CPU: 1 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 77.685625][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.687130][ T4788] Call trace: [ 77.687640][ T4788] dump_backtrace+0x0/0x43c [ 77.688296][ T4788] show_stack+0x2c/0x3c [ 77.688887][ T4788] __dump_stack+0x30/0x40 [ 77.689557][ T4788] dump_stack_lvl+0xf8/0x160 [ 77.690292][ T4788] dump_stack+0x1c/0x5c [ 77.690941][ T4788] bad_page+0x188/0x1a8 [ 77.691580][ T4788] check_free_page_bad+0xf4/0x16c [ 77.692311][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 77.693094][ T4788] free_unref_page_list+0xdc/0x754 [ 77.693844][ T4788] release_pages+0x13c8/0x16e0 [ 77.694525][ T4788] __pagevec_release+0x84/0xf8 [ 77.695196][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 77.696017][ T4788] truncate_inode_pages+0x2c/0x3c [ 77.696766][ T4788] dbUnmount+0xf4/0x168 [ 77.697333][ T4788] jfs_umount+0x1c4/0x328 [ 77.697965][ T4788] jfs_put_super+0x90/0x188 [ 77.698588][ T4788] generic_shutdown_super+0x130/0x2f0 [ 77.699301][ T4788] kill_block_super+0x70/0xdc [ 77.699975][ T4788] deactivate_locked_super+0xb8/0x13c [ 77.700734][ T4788] deactivate_super+0xf8/0x118 [ 77.701460][ T4788] cleanup_mnt+0x3a4/0x458 [ 77.702069][ T4788] __cleanup_mnt+0x20/0x30 [ 77.702658][ T4788] task_work_run+0x12c/0x1e0 [ 77.703297][ T4788] do_notify_resume+0x24b4/0x3128 [ 77.703988][ T4788] el0_svc+0xf0/0x1e0 [ 77.704530][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 77.705257][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 77.838708][ T4998] loop0: detected capacity change from 0 to 32768 [ 77.923918][ T4788] BUG: Bad page state in process syz-executor pfn:12ddda [ 77.924987][ T4788] page:00000000b739bc8c refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12ddda [ 77.926497][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 77.928016][ T4788] raw: 05ffc00000002006 fffffc00035b00c8 ffff80001fa175c0 0000000000000000 [ 77.930592][ T4788] raw: 0000000000000004 ffff0000eddcd1f0 00000000ffffffff 0000000000000000 [ 77.931842][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 77.932876][ T4788] Modules linked in: [ 77.933479][ T4788] CPU: 0 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 77.934701][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.936149][ T4788] Call trace: [ 77.936570][ T4788] dump_backtrace+0x0/0x43c [ 77.937184][ T4788] show_stack+0x2c/0x3c [ 77.937783][ T4788] __dump_stack+0x30/0x40 [ 77.938418][ T4788] dump_stack_lvl+0xf8/0x160 [ 77.939094][ T4788] dump_stack+0x1c/0x5c [ 77.939678][ T4788] bad_page+0x188/0x1a8 [ 77.940317][ T4788] check_free_page_bad+0xf4/0x16c [ 77.941013][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 77.941810][ T4788] free_unref_page_list+0xdc/0x754 [ 77.942516][ T4788] release_pages+0x13c8/0x16e0 [ 77.943191][ T4788] __pagevec_release+0x84/0xf8 [ 77.943916][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 77.944815][ T4788] truncate_inode_pages+0x2c/0x3c [ 77.945550][ T4788] dbUnmount+0xf4/0x168 [ 77.946185][ T4788] jfs_umount+0x1c4/0x328 [ 77.946801][ T4788] jfs_put_super+0x90/0x188 [ 77.947498][ T4788] generic_shutdown_super+0x130/0x2f0 [ 77.948323][ T4788] kill_block_super+0x70/0xdc [ 77.949034][ T4788] deactivate_locked_super+0xb8/0x13c [ 77.949831][ T4788] deactivate_super+0xf8/0x118 [ 77.950496][ T4788] cleanup_mnt+0x3a4/0x458 [ 77.951092][ T4788] __cleanup_mnt+0x20/0x30 [ 77.951784][ T4788] task_work_run+0x12c/0x1e0 [ 77.952477][ T4788] do_notify_resume+0x24b4/0x3128 [ 77.953230][ T4788] el0_svc+0xf0/0x1e0 [ 77.953854][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 77.954595][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 77.956198][ T4788] BUG: Bad page state in process syz-executor pfn:116c03 [ 77.957261][ T4788] page:000000009f44f50f refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x116c03 [ 77.958931][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 77.961544][ T4788] raw: 05ffc00000002006 fffffc0003240808 ffff80001fa175c0 0000000000000000 [ 77.962767][ T4788] raw: 0000000000000003 ffff0000eddcd2e8 00000000ffffffff 0000000000000000 [ 77.964104][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 77.965242][ T4788] Modules linked in: [ 77.965890][ T4788] CPU: 0 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 77.967310][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.968892][ T4788] Call trace: [ 77.969364][ T4788] dump_backtrace+0x0/0x43c [ 77.970021][ T4788] show_stack+0x2c/0x3c [ 77.970660][ T4788] __dump_stack+0x30/0x40 [ 77.971340][ T4788] dump_stack_lvl+0xf8/0x160 [ 77.972004][ T4788] dump_stack+0x1c/0x5c [ 77.972609][ T4788] bad_page+0x188/0x1a8 [ 77.973179][ T4788] check_free_page_bad+0xf4/0x16c [ 77.973908][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 77.974676][ T4788] free_unref_page_list+0xdc/0x754 [ 77.975459][ T4788] release_pages+0x13c8/0x16e0 [ 77.976129][ T4788] __pagevec_release+0x84/0xf8 [ 77.976761][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 77.977541][ T4788] truncate_inode_pages+0x2c/0x3c [ 77.978270][ T4788] dbUnmount+0xf4/0x168 [ 77.978861][ T4788] jfs_umount+0x1c4/0x328 [ 77.979481][ T4788] jfs_put_super+0x90/0x188 [ 77.980129][ T4788] generic_shutdown_super+0x130/0x2f0 [ 77.980845][ T4788] kill_block_super+0x70/0xdc [ 77.981549][ T4788] deactivate_locked_super+0xb8/0x13c [ 77.982337][ T4788] deactivate_super+0xf8/0x118 [ 77.982991][ T4788] cleanup_mnt+0x3a4/0x458 [ 77.983607][ T4788] __cleanup_mnt+0x20/0x30 [ 77.984183][ T4788] task_work_run+0x12c/0x1e0 [ 77.984890][ T4788] do_notify_resume+0x24b4/0x3128 [ 77.985572][ T4788] el0_svc+0xf0/0x1e0 [ 77.986120][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 77.986813][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 78.099530][ T5000] loop0: detected capacity change from 0 to 32768 [ 78.127040][ T4788] BUG: Bad page state in process syz-executor pfn:107ed8 [ 78.128158][ T4788] page:00000000f6d7ab15 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x107ed8 [ 78.130369][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 78.131862][ T4788] raw: 05ffc00000002006 fffffc0003b4ff48 ffff80001fa175c0 0000000000000000 [ 78.133116][ T4788] raw: 0000000000000004 ffff0000ecbcc3e0 00000000ffffffff 0000000000000000 [ 78.134384][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.135373][ T4788] Modules linked in: [ 78.135907][ T4788] CPU: 1 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 78.137218][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.138632][ T4788] Call trace: [ 78.139096][ T4788] dump_backtrace+0x0/0x43c [ 78.139768][ T4788] show_stack+0x2c/0x3c [ 78.140379][ T4788] __dump_stack+0x30/0x40 [ 78.141061][ T4788] dump_stack_lvl+0xf8/0x160 [ 78.141744][ T4788] dump_stack+0x1c/0x5c [ 78.142289][ T4788] bad_page+0x188/0x1a8 [ 78.142857][ T4788] check_free_page_bad+0xf4/0x16c [ 78.143562][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 78.144312][ T4788] free_unref_page_list+0xdc/0x754 [ 78.145006][ T4788] release_pages+0x13c8/0x16e0 [ 78.145660][ T4788] __pagevec_release+0x84/0xf8 [ 78.146344][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 78.147154][ T4788] truncate_inode_pages+0x2c/0x3c [ 78.147826][ T4788] dbUnmount+0xf4/0x168 [ 78.148493][ T4788] jfs_umount+0x1c4/0x328 [ 78.149126][ T4788] jfs_put_super+0x90/0x188 [ 78.149762][ T4788] generic_shutdown_super+0x130/0x2f0 [ 78.150583][ T4788] kill_block_super+0x70/0xdc [ 78.151244][ T4788] deactivate_locked_super+0xb8/0x13c [ 78.151996][ T4788] deactivate_super+0xf8/0x118 [ 78.152676][ T4788] cleanup_mnt+0x3a4/0x458 [ 78.153262][ T4788] __cleanup_mnt+0x20/0x30 [ 78.153875][ T4788] task_work_run+0x12c/0x1e0 [ 78.154518][ T4788] do_notify_resume+0x24b4/0x3128 [ 78.155214][ T4788] el0_svc+0xf0/0x1e0 [ 78.155780][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 78.156544][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 78.157690][ T4788] BUG: Bad page state in process syz-executor pfn:12d3fd [ 78.158736][ T4788] page:000000004f9aa9aa refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x12d3fd [ 78.160840][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 78.162194][ T4788] raw: 05ffc00000002006 fffffc0003262d08 ffff80001fa175c0 0000000000000000 [ 78.163358][ T4788] raw: 0000000000000003 ffff0000ecbcc4d8 00000000ffffffff 0000000000000000 [ 78.164490][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.165570][ T4788] Modules linked in: [ 78.166099][ T4788] CPU: 1 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 78.167335][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.168656][ T4788] Call trace: [ 78.169116][ T4788] dump_backtrace+0x0/0x43c [ 78.169734][ T4788] show_stack+0x2c/0x3c [ 78.170309][ T4788] __dump_stack+0x30/0x40 [ 78.170904][ T4788] dump_stack_lvl+0xf8/0x160 [ 78.171530][ T4788] dump_stack+0x1c/0x5c [ 78.172097][ T4788] bad_page+0x188/0x1a8 [ 78.172661][ T4788] check_free_page_bad+0xf4/0x16c [ 78.173328][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 78.174084][ T4788] free_unref_page_list+0xdc/0x754 [ 78.174740][ T4788] release_pages+0x13c8/0x16e0 [ 78.175405][ T4788] __pagevec_release+0x84/0xf8 [ 78.176109][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 78.176969][ T4788] truncate_inode_pages+0x2c/0x3c [ 78.177699][ T4788] dbUnmount+0xf4/0x168 [ 78.178299][ T4788] jfs_umount+0x1c4/0x328 [ 78.178910][ T4788] jfs_put_super+0x90/0x188 [ 78.179560][ T4788] generic_shutdown_super+0x130/0x2f0 [ 78.180320][ T4788] kill_block_super+0x70/0xdc [ 78.180977][ T4788] deactivate_locked_super+0xb8/0x13c [ 78.181699][ T4788] deactivate_super+0xf8/0x118 [ 78.182359][ T4788] cleanup_mnt+0x3a4/0x458 [ 78.182981][ T4788] __cleanup_mnt+0x20/0x30 [ 78.183561][ T4788] task_work_run+0x12c/0x1e0 [ 78.184240][ T4788] do_notify_resume+0x24b4/0x3128 [ 78.184976][ T4788] el0_svc+0xf0/0x1e0 [ 78.185517][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 78.186225][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 78.307519][ T5002] loop0: detected capacity change from 0 to 32768 [ 78.361699][ T4788] BUG: Bad page state in process syz-executor pfn:12c77d [ 78.362901][ T4788] page:00000000ac90f5dc refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12c77d [ 78.364511][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 78.366087][ T4788] raw: 05ffc00000002006 fffffc0003b712c8 ffff80001fa175c0 0000000000000000 [ 78.367439][ T4788] raw: 0000000000000004 ffff0000c7bf63e0 00000000ffffffff 0000000000000000 [ 78.368765][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.370969][ T4788] Modules linked in: [ 78.371600][ T4788] CPU: 1 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 78.372992][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.374406][ T4788] Call trace: [ 78.374909][ T4788] dump_backtrace+0x0/0x43c [ 78.375523][ T4788] show_stack+0x2c/0x3c [ 78.376146][ T4788] __dump_stack+0x30/0x40 [ 78.376758][ T4788] dump_stack_lvl+0xf8/0x160 [ 78.377407][ T4788] dump_stack+0x1c/0x5c [ 78.378022][ T4788] bad_page+0x188/0x1a8 [ 78.378640][ T4788] check_free_page_bad+0xf4/0x16c [ 78.379353][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 78.380150][ T4788] free_unref_page_list+0xdc/0x754 [ 78.380917][ T4788] release_pages+0x13c8/0x16e0 [ 78.381608][ T4788] __pagevec_release+0x84/0xf8 [ 78.382350][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 78.383208][ T4788] truncate_inode_pages+0x2c/0x3c [ 78.383948][ T4788] dbUnmount+0xf4/0x168 [ 78.384588][ T4788] jfs_umount+0x1c4/0x328 [ 78.385232][ T4788] jfs_put_super+0x90/0x188 [ 78.385903][ T4788] generic_shutdown_super+0x130/0x2f0 [ 78.386742][ T4788] kill_block_super+0x70/0xdc [ 78.387452][ T4788] deactivate_locked_super+0xb8/0x13c [ 78.388301][ T4788] deactivate_super+0xf8/0x118 [ 78.389097][ T4788] cleanup_mnt+0x3a4/0x458 [ 78.389776][ T4788] __cleanup_mnt+0x20/0x30 [ 78.390391][ T4788] task_work_run+0x12c/0x1e0 [ 78.391081][ T4788] do_notify_resume+0x24b4/0x3128 [ 78.391855][ T4788] el0_svc+0xf0/0x1e0 [ 78.392449][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 78.393171][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 78.394933][ T4788] BUG: Bad page state in process syz-executor pfn:12dc4b [ 78.396005][ T4788] page:00000000e8c91f0f refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x12dc4b [ 78.397495][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 78.398933][ T4788] raw: 05ffc00000002006 fffffc0003757e48 ffff80001fa175c0 0000000000000000 [ 78.400310][ T4788] raw: 0000000000000003 ffff0000c7bf64d8 00000000ffffffff 0000000000000000 [ 78.401550][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.402623][ T4788] Modules linked in: [ 78.403231][ T4788] CPU: 1 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 78.404476][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.405919][ T4788] Call trace: [ 78.406413][ T4788] dump_backtrace+0x0/0x43c [ 78.407080][ T4788] show_stack+0x2c/0x3c [ 78.407640][ T4788] __dump_stack+0x30/0x40 [ 78.408270][ T4788] dump_stack_lvl+0xf8/0x160 [ 78.408875][ T4788] dump_stack+0x1c/0x5c [ 78.409528][ T4788] bad_page+0x188/0x1a8 [ 78.410158][ T4788] check_free_page_bad+0xf4/0x16c [ 78.410855][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 78.411603][ T4788] free_unref_page_list+0xdc/0x754 [ 78.412340][ T4788] release_pages+0x13c8/0x16e0 [ 78.412996][ T4788] __pagevec_release+0x84/0xf8 [ 78.413689][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 78.414503][ T4788] truncate_inode_pages+0x2c/0x3c [ 78.415240][ T4788] dbUnmount+0xf4/0x168 [ 78.415851][ T4788] jfs_umount+0x1c4/0x328 [ 78.416473][ T4788] jfs_put_super+0x90/0x188 [ 78.417105][ T4788] generic_shutdown_super+0x130/0x2f0 [ 78.417870][ T4788] kill_block_super+0x70/0xdc [ 78.418533][ T4788] deactivate_locked_super+0xb8/0x13c [ 78.419285][ T4788] deactivate_super+0xf8/0x118 [ 78.419981][ T4788] cleanup_mnt+0x3a4/0x458 [ 78.420569][ T4788] __cleanup_mnt+0x20/0x30 [ 78.421201][ T4788] task_work_run+0x12c/0x1e0 [ 78.421874][ T4788] do_notify_resume+0x24b4/0x3128 [ 78.422597][ T4788] el0_svc+0xf0/0x1e0 [ 78.423130][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 78.423863][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 78.541517][ T5004] loop0: detected capacity change from 0 to 32768 [ 78.608504][ T4788] BUG: Bad page state in process syz-executor pfn:107eef [ 78.609716][ T4788] page:000000002d5d2e1e refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x107eef [ 78.611279][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 78.612773][ T4788] raw: 05ffc00000002006 fffffc000320f8c8 ffff80001fa175c0 0000000000000000 [ 78.614062][ T4788] raw: 0000000000000004 ffff0000c5eb65d0 00000000ffffffff 0000000000000000 [ 78.615279][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.616362][ T4788] Modules linked in: [ 78.616921][ T4788] CPU: 0 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 78.618254][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.619790][ T4788] Call trace: [ 78.620242][ T4788] dump_backtrace+0x0/0x43c [ 78.620856][ T4788] show_stack+0x2c/0x3c [ 78.621468][ T4788] __dump_stack+0x30/0x40 [ 78.622051][ T4788] dump_stack_lvl+0xf8/0x160 [ 78.622702][ T4788] dump_stack+0x1c/0x5c [ 78.623282][ T4788] bad_page+0x188/0x1a8 [ 78.623844][ T4788] check_free_page_bad+0xf4/0x16c [ 78.624553][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 78.625294][ T4788] free_unref_page_list+0xdc/0x754 [ 78.626033][ T4788] release_pages+0x13c8/0x16e0 [ 78.626669][ T4788] __pagevec_release+0x84/0xf8 [ 78.627354][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 78.628243][ T4788] truncate_inode_pages+0x2c/0x3c [ 78.628974][ T4788] dbUnmount+0xf4/0x168 [ 78.629567][ T4788] jfs_umount+0x1c4/0x328 [ 78.630221][ T4788] jfs_put_super+0x90/0x188 [ 78.630853][ T4788] generic_shutdown_super+0x130/0x2f0 [ 78.631615][ T4788] kill_block_super+0x70/0xdc [ 78.632308][ T4788] deactivate_locked_super+0xb8/0x13c [ 78.633069][ T4788] deactivate_super+0xf8/0x118 [ 78.633717][ T4788] cleanup_mnt+0x3a4/0x458 [ 78.634336][ T4788] __cleanup_mnt+0x20/0x30 [ 78.635022][ T4788] task_work_run+0x12c/0x1e0 [ 78.635779][ T4788] do_notify_resume+0x24b4/0x3128 [ 78.636576][ T4788] el0_svc+0xf0/0x1e0 [ 78.637140][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 78.637937][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 78.639164][ T4788] BUG: Bad page state in process syz-executor pfn:1083e3 [ 78.640166][ T4788] page:00000000f955591f refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x1083e3 [ 78.641656][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 78.643104][ T4788] raw: 05ffc00000002006 fffffc00036d2c08 ffff80001fa175c0 0000000000000000 [ 78.644418][ T4788] raw: 0000000000000003 ffff0000c5eb66c8 00000000ffffffff 0000000000000000 [ 78.645629][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.646717][ T4788] Modules linked in: [ 78.647230][ T4788] CPU: 0 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 78.648536][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.649905][ T4788] Call trace: [ 78.650371][ T4788] dump_backtrace+0x0/0x43c [ 78.650999][ T4788] show_stack+0x2c/0x3c [ 78.651571][ T4788] __dump_stack+0x30/0x40 [ 78.652195][ T4788] dump_stack_lvl+0xf8/0x160 [ 78.652843][ T4788] dump_stack+0x1c/0x5c [ 78.653435][ T4788] bad_page+0x188/0x1a8 [ 78.654057][ T4788] check_free_page_bad+0xf4/0x16c [ 78.654746][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 78.655527][ T4788] free_unref_page_list+0xdc/0x754 [ 78.656256][ T4788] release_pages+0x13c8/0x16e0 [ 78.656989][ T4788] __pagevec_release+0x84/0xf8 [ 78.657685][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 78.658478][ T4788] truncate_inode_pages+0x2c/0x3c [ 78.659193][ T4788] dbUnmount+0xf4/0x168 [ 78.659803][ T4788] jfs_umount+0x1c4/0x328 [ 78.660413][ T4788] jfs_put_super+0x90/0x188 [ 78.661067][ T4788] generic_shutdown_super+0x130/0x2f0 [ 78.661809][ T4788] kill_block_super+0x70/0xdc [ 78.662491][ T4788] deactivate_locked_super+0xb8/0x13c [ 78.663218][ T4788] deactivate_super+0xf8/0x118 [ 78.663891][ T4788] cleanup_mnt+0x3a4/0x458 [ 78.664515][ T4788] __cleanup_mnt+0x20/0x30 [ 78.665147][ T4788] task_work_run+0x12c/0x1e0 [ 78.665762][ T4788] do_notify_resume+0x24b4/0x3128 [ 78.666441][ T4788] el0_svc+0xf0/0x1e0 [ 78.667042][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 78.667740][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 78.797417][ T5006] loop0: detected capacity change from 0 to 32768 [ 78.823816][ T4788] BUG: Bad page state in process syz-executor pfn:11a20d [ 78.824905][ T4788] page:00000000a643d864 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x11a20d [ 78.826451][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 78.827956][ T4788] raw: 05ffc00000002006 fffffc00034a4d88 ffff80001fa175c0 0000000000000000 [ 78.829500][ T4788] raw: 0000000000000004 ffff0000e9274000 00000000ffffffff 0000000000000000 [ 78.830745][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.831794][ T4788] Modules linked in: [ 78.832455][ T4788] CPU: 0 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 78.833809][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.835228][ T4788] Call trace: [ 78.835739][ T4788] dump_backtrace+0x0/0x43c [ 78.836392][ T4788] show_stack+0x2c/0x3c [ 78.837055][ T4788] __dump_stack+0x30/0x40 [ 78.837738][ T4788] dump_stack_lvl+0xf8/0x160 [ 78.838400][ T4788] dump_stack+0x1c/0x5c [ 78.839029][ T4788] bad_page+0x188/0x1a8 [ 78.839666][ T4788] check_free_page_bad+0xf4/0x16c [ 78.840387][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 78.841189][ T4788] free_unref_page_list+0xdc/0x754 [ 78.841936][ T4788] release_pages+0x13c8/0x16e0 [ 78.842623][ T4788] __pagevec_release+0x84/0xf8 [ 78.843337][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 78.844323][ T4788] truncate_inode_pages+0x2c/0x3c [ 78.845131][ T4788] dbUnmount+0xf4/0x168 [ 78.845824][ T4788] jfs_umount+0x1c4/0x328 [ 78.846551][ T4788] jfs_put_super+0x90/0x188 [ 78.847233][ T4788] generic_shutdown_super+0x130/0x2f0 [ 78.848028][ T4788] kill_block_super+0x70/0xdc [ 78.848756][ T4788] deactivate_locked_super+0xb8/0x13c [ 78.849623][ T4788] deactivate_super+0xf8/0x118 [ 78.850275][ T4788] cleanup_mnt+0x3a4/0x458 [ 78.850959][ T4788] __cleanup_mnt+0x20/0x30 [ 78.851628][ T4788] task_work_run+0x12c/0x1e0 [ 78.852347][ T4788] do_notify_resume+0x24b4/0x3128 [ 78.853064][ T4788] el0_svc+0xf0/0x1e0 [ 78.853639][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 78.854340][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 78.855531][ T4788] BUG: Bad page state in process syz-executor pfn:112936 [ 78.856617][ T4788] page:00000000928bebad refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x112936 [ 78.858125][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 78.860692][ T4788] raw: 05ffc00000002006 fffffc0003713c88 ffff80001fa175c0 0000000000000000 [ 78.862067][ T4788] raw: 0000000000000003 ffff0000e92740f8 00000000ffffffff 0000000000000000 [ 78.863373][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.863399][ T9] device hsr_slave_0 left promiscuous mode [ 78.864366][ T4788] Modules linked in: [ 78.865879][ T4788] CPU: 0 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 78.867124][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.868681][ T4788] Call trace: [ 78.869177][ T4788] dump_backtrace+0x0/0x43c [ 78.869827][ T4788] show_stack+0x2c/0x3c [ 78.870433][ T4788] __dump_stack+0x30/0x40 [ 78.871057][ T4788] dump_stack_lvl+0xf8/0x160 [ 78.871717][ T4788] dump_stack+0x1c/0x5c [ 78.872320][ T4788] bad_page+0x188/0x1a8 [ 78.872925][ T4788] check_free_page_bad+0xf4/0x16c [ 78.873651][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 78.874501][ T4788] free_unref_page_list+0xdc/0x754 [ 78.875373][ T4788] release_pages+0x13c8/0x16e0 [ 78.876187][ T4788] __pagevec_release+0x84/0xf8 [ 78.876965][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 78.877833][ T4788] truncate_inode_pages+0x2c/0x3c [ 78.878608][ T4788] dbUnmount+0xf4/0x168 [ 78.879242][ T4788] jfs_umount+0x1c4/0x328 [ 78.879852][ T4788] jfs_put_super+0x90/0x188 [ 78.880483][ T4788] generic_shutdown_super+0x130/0x2f0 [ 78.881288][ T4788] kill_block_super+0x70/0xdc [ 78.881971][ T4788] deactivate_locked_super+0xb8/0x13c [ 78.882783][ T4788] deactivate_super+0xf8/0x118 [ 78.883478][ T4788] cleanup_mnt+0x3a4/0x458 [ 78.884149][ T4788] __cleanup_mnt+0x20/0x30 [ 78.884802][ T4788] task_work_run+0x12c/0x1e0 [ 78.885452][ T4788] do_notify_resume+0x24b4/0x3128 [ 78.886190][ T4788] el0_svc+0xf0/0x1e0 [ 78.886850][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 78.887746][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 78.899465][ T9] device hsr_slave_1 left promiscuous mode [ 78.979390][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 78.980580][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 78.982490][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 78.983650][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 78.984961][ T9] device bridge_slave_1 left promiscuous mode [ 78.985947][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 79.010162][ T9] device bridge_slave_0 left promiscuous mode [ 79.011206][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 79.017018][ T5008] loop0: detected capacity change from 0 to 32768 [ 79.054868][ T4788] BUG: Bad page state in process syz-executor pfn:11c192 [ 79.056027][ T4788] page:00000000ab584800 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x11c192 [ 79.057559][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.058995][ T4788] raw: 05ffc00000002006 fffffc00036126c8 ffff80001fa175c0 0000000000000000 [ 79.060710][ T4788] raw: 0000000000000004 ffff0000ed3f91f0 00000000ffffffff 0000000000000000 [ 79.062067][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.063083][ T4788] Modules linked in: [ 79.063664][ T4788] CPU: 0 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.065059][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.066571][ T4788] Call trace: [ 79.067011][ T4788] dump_backtrace+0x0/0x43c [ 79.067656][ T4788] show_stack+0x2c/0x3c [ 79.068287][ T4788] __dump_stack+0x30/0x40 [ 79.068948][ T4788] dump_stack_lvl+0xf8/0x160 [ 79.069615][ T4788] dump_stack+0x1c/0x5c [ 79.070254][ T4788] bad_page+0x188/0x1a8 [ 79.070875][ T4788] check_free_page_bad+0xf4/0x16c [ 79.071595][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 79.072380][ T4788] free_unref_page_list+0xdc/0x754 [ 79.073099][ T4788] release_pages+0x13c8/0x16e0 [ 79.073838][ T4788] __pagevec_release+0x84/0xf8 [ 79.074544][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 79.075414][ T4788] truncate_inode_pages+0x2c/0x3c [ 79.076177][ T4788] dbUnmount+0xf4/0x168 [ 79.076809][ T4788] jfs_umount+0x1c4/0x328 [ 79.077391][ T4788] jfs_put_super+0x90/0x188 [ 79.078064][ T4788] generic_shutdown_super+0x130/0x2f0 [ 79.078842][ T4788] kill_block_super+0x70/0xdc [ 79.079501][ T4788] deactivate_locked_super+0xb8/0x13c [ 79.080314][ T4788] deactivate_super+0xf8/0x118 [ 79.081019][ T4788] cleanup_mnt+0x3a4/0x458 [ 79.081623][ T4788] __cleanup_mnt+0x20/0x30 [ 79.082238][ T4788] task_work_run+0x12c/0x1e0 [ 79.082942][ T4788] do_notify_resume+0x24b4/0x3128 [ 79.083644][ T4788] el0_svc+0xf0/0x1e0 [ 79.084275][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 79.084972][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 79.086041][ T4788] BUG: Bad page state in process syz-executor pfn:11849b [ 79.087159][ T4788] page:00000000724cf8ac refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x11849b [ 79.088723][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.090608][ T4788] raw: 05ffc00000002006 fffffc0003243708 ffff80001fa175c0 0000000000000000 [ 79.091911][ T4788] raw: 0000000000000003 ffff0000ed3f92e8 00000000ffffffff 0000000000000000 [ 79.093108][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.094122][ T4788] Modules linked in: [ 79.094651][ T4788] CPU: 0 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.095843][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.097171][ T4788] Call trace: [ 79.097669][ T4788] dump_backtrace+0x0/0x43c [ 79.098319][ T4788] show_stack+0x2c/0x3c [ 79.099007][ T4788] __dump_stack+0x30/0x40 [ 79.099662][ T4788] dump_stack_lvl+0xf8/0x160 [ 79.100406][ T4788] dump_stack+0x1c/0x5c [ 79.101217][ T4788] bad_page+0x188/0x1a8 [ 79.101901][ T4788] check_free_page_bad+0xf4/0x16c [ 79.102707][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 79.103516][ T4788] free_unref_page_list+0xdc/0x754 [ 79.104328][ T4788] release_pages+0x13c8/0x16e0 [ 79.104995][ T4788] __pagevec_release+0x84/0xf8 [ 79.105697][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 79.106513][ T4788] truncate_inode_pages+0x2c/0x3c [ 79.107209][ T4788] dbUnmount+0xf4/0x168 [ 79.107804][ T4788] jfs_umount+0x1c4/0x328 [ 79.108437][ T4788] jfs_put_super+0x90/0x188 [ 79.109048][ T4788] generic_shutdown_super+0x130/0x2f0 [ 79.109787][ T4788] kill_block_super+0x70/0xdc [ 79.110420][ T4788] deactivate_locked_super+0xb8/0x13c [ 79.111156][ T4788] deactivate_super+0xf8/0x118 [ 79.111822][ T4788] cleanup_mnt+0x3a4/0x458 [ 79.112471][ T4788] __cleanup_mnt+0x20/0x30 [ 79.113085][ T4788] task_work_run+0x12c/0x1e0 [ 79.113716][ T4788] do_notify_resume+0x24b4/0x3128 [ 79.114454][ T4788] el0_svc+0xf0/0x1e0 [ 79.115013][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 79.115710][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 79.159295][ T9] device veth1_macvtap left promiscuous mode [ 79.160325][ T9] device veth0_macvtap left promiscuous mode [ 79.161357][ T9] device veth1_vlan left promiscuous mode [ 79.162269][ T9] device veth0_vlan left promiscuous mode [ 79.221298][ T5010] loop0: detected capacity change from 0 to 32768 [ 79.251168][ T9] team0 (unregistering): Port device team_slave_1 removed [ 79.258341][ T9] team0 (unregistering): Port device team_slave_0 removed [ 79.262475][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 79.281337][ T4788] BUG: Bad page state in process syz-executor pfn:101b2e [ 79.282474][ T4788] page:000000007e19d0ee refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x101b2e [ 79.284069][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.285535][ T4788] raw: 05ffc00000002006 fffffc00036b2a88 ffff80001fa175c0 0000000000000000 [ 79.286723][ T4788] raw: 0000000000000004 ffff0000cbd8ad90 00000000ffffffff 0000000000000000 [ 79.287902][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.288890][ T4788] Modules linked in: [ 79.295732][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 79.295855][ T4788] CPU: 0 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.298560][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.300165][ T4788] Call trace: [ 79.300687][ T4788] dump_backtrace+0x0/0x43c [ 79.301420][ T4788] show_stack+0x2c/0x3c [ 79.302038][ T4788] __dump_stack+0x30/0x40 [ 79.302744][ T4788] dump_stack_lvl+0xf8/0x160 [ 79.303486][ T4788] dump_stack+0x1c/0x5c [ 79.304126][ T4788] bad_page+0x188/0x1a8 [ 79.304785][ T4788] check_free_page_bad+0xf4/0x16c [ 79.305501][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 79.306290][ T4788] free_unref_page_list+0xdc/0x754 [ 79.307059][ T4788] release_pages+0x13c8/0x16e0 [ 79.307824][ T4788] __pagevec_release+0x84/0xf8 [ 79.308567][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 79.309453][ T4788] truncate_inode_pages+0x2c/0x3c [ 79.310193][ T4788] dbUnmount+0xf4/0x168 [ 79.310808][ T4788] jfs_umount+0x1c4/0x328 [ 79.311417][ T4788] jfs_put_super+0x90/0x188 [ 79.312061][ T4788] generic_shutdown_super+0x130/0x2f0 [ 79.312869][ T4788] kill_block_super+0x70/0xdc [ 79.313559][ T4788] deactivate_locked_super+0xb8/0x13c [ 79.314392][ T4788] deactivate_super+0xf8/0x118 [ 79.315117][ T4788] cleanup_mnt+0x3a4/0x458 [ 79.315816][ T4788] __cleanup_mnt+0x20/0x30 [ 79.316491][ T4788] task_work_run+0x12c/0x1e0 [ 79.317190][ T4788] do_notify_resume+0x24b4/0x3128 [ 79.317920][ T4788] el0_svc+0xf0/0x1e0 [ 79.318513][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 79.319226][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 79.321053][ T4788] BUG: Bad page state in process syz-executor pfn:11acaa [ 79.322110][ T4788] page:0000000031c3ef9b refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x11acaa [ 79.323670][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.325094][ T4788] raw: 05ffc00000002006 fffffc000317af48 ffff80001fa175c0 0000000000000000 [ 79.326377][ T4788] raw: 0000000000000003 ffff0000cbd8ae88 00000000ffffffff 0000000000000000 [ 79.327550][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.328562][ T4788] Modules linked in: [ 79.329807][ T4788] CPU: 1 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.331249][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.332816][ T4788] Call trace: [ 79.333292][ T4788] dump_backtrace+0x0/0x43c [ 79.333943][ T4788] show_stack+0x2c/0x3c [ 79.334561][ T4788] __dump_stack+0x30/0x40 [ 79.335186][ T4788] dump_stack_lvl+0xf8/0x160 [ 79.335822][ T4788] dump_stack+0x1c/0x5c [ 79.336403][ T4788] bad_page+0x188/0x1a8 [ 79.336974][ T4788] check_free_page_bad+0xf4/0x16c [ 79.337648][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 79.338395][ T4788] free_unref_page_list+0xdc/0x754 [ 79.339083][ T4788] release_pages+0x13c8/0x16e0 [ 79.339787][ T4788] __pagevec_release+0x84/0xf8 [ 79.340466][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 79.341306][ T4788] truncate_inode_pages+0x2c/0x3c [ 79.342049][ T4788] dbUnmount+0xf4/0x168 [ 79.342660][ T4788] jfs_umount+0x1c4/0x328 [ 79.343282][ T4788] jfs_put_super+0x90/0x188 [ 79.343929][ T4788] generic_shutdown_super+0x130/0x2f0 [ 79.344725][ T4788] kill_block_super+0x70/0xdc [ 79.345394][ T4788] deactivate_locked_super+0xb8/0x13c [ 79.346220][ T4788] deactivate_super+0xf8/0x118 [ 79.346961][ T4788] cleanup_mnt+0x3a4/0x458 [ 79.347667][ T4788] __cleanup_mnt+0x20/0x30 [ 79.348285][ T4788] task_work_run+0x12c/0x1e0 [ 79.349018][ T4788] do_notify_resume+0x24b4/0x3128 [ 79.349724][ T4788] el0_svc+0xf0/0x1e0 [ 79.350275][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 79.350973][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 79.424049][ T9] bond0 (unregistering): Released all slaves [ 79.480543][ T5012] loop0: detected capacity change from 0 to 32768 [ 79.557453][ T4788] BUG: Bad page state in process syz-executor pfn:10e392 [ 79.558599][ T4788] page:0000000076c8ab4a refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10e392 [ 79.560617][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.562094][ T4788] raw: 05ffc00000002006 fffffc000367bec8 ffff80001fa175c0 0000000000000000 [ 79.563348][ T4788] raw: 0000000000000004 ffff0000d1f7d3e0 00000000ffffffff 0000000000000000 [ 79.564645][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.565716][ T4788] Modules linked in: [ 79.566317][ T4788] CPU: 1 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.567567][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.569026][ T4788] Call trace: [ 79.569541][ T4788] dump_backtrace+0x0/0x43c [ 79.570159][ T4788] show_stack+0x2c/0x3c [ 79.570808][ T4788] __dump_stack+0x30/0x40 [ 79.571460][ T4788] dump_stack_lvl+0xf8/0x160 [ 79.572134][ T4788] dump_stack+0x1c/0x5c [ 79.572695][ T4788] bad_page+0x188/0x1a8 [ 79.573276][ T4788] check_free_page_bad+0xf4/0x16c [ 79.574025][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 79.574744][ T4788] free_unref_page_list+0xdc/0x754 [ 79.575443][ T4788] release_pages+0x13c8/0x16e0 [ 79.576137][ T4788] __pagevec_release+0x84/0xf8 [ 79.576894][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 79.577707][ T4788] truncate_inode_pages+0x2c/0x3c [ 79.578503][ T4788] dbUnmount+0xf4/0x168 [ 79.579092][ T4788] jfs_umount+0x1c4/0x328 [ 79.579751][ T4788] jfs_put_super+0x90/0x188 [ 79.580424][ T4788] generic_shutdown_super+0x130/0x2f0 [ 79.581231][ T4788] kill_block_super+0x70/0xdc [ 79.581901][ T4788] deactivate_locked_super+0xb8/0x13c [ 79.582799][ T4788] deactivate_super+0xf8/0x118 [ 79.583524][ T4788] cleanup_mnt+0x3a4/0x458 [ 79.584095][ T4788] __cleanup_mnt+0x20/0x30 [ 79.584733][ T4788] task_work_run+0x12c/0x1e0 [ 79.585354][ T4788] do_notify_resume+0x24b4/0x3128 [ 79.586104][ T4788] el0_svc+0xf0/0x1e0 [ 79.586689][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 79.587411][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 79.588729][ T4788] BUG: Bad page state in process syz-executor pfn:119efb [ 79.590546][ T4788] page:00000000ab376033 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x119efb [ 79.591931][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.593184][ T4788] raw: 05ffc00000002006 fffffc0003262d08 ffff80001fa175c0 0000000000000000 [ 79.594367][ T4788] raw: 0000000000000003 ffff0000d1f7d4d8 00000000ffffffff 0000000000000000 [ 79.595512][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.596473][ T4788] Modules linked in: [ 79.597012][ T4788] CPU: 1 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.598271][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.599642][ T4788] Call trace: [ 79.600080][ T4788] dump_backtrace+0x0/0x43c [ 79.600704][ T4788] show_stack+0x2c/0x3c [ 79.601300][ T4788] __dump_stack+0x30/0x40 [ 79.601972][ T4788] dump_stack_lvl+0xf8/0x160 [ 79.602614][ T4788] dump_stack+0x1c/0x5c [ 79.603171][ T4788] bad_page+0x188/0x1a8 [ 79.603744][ T4788] check_free_page_bad+0xf4/0x16c [ 79.604441][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 79.605213][ T4788] free_unref_page_list+0xdc/0x754 [ 79.605949][ T4788] release_pages+0x13c8/0x16e0 [ 79.606608][ T4788] __pagevec_release+0x84/0xf8 [ 79.607268][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 79.608093][ T4788] truncate_inode_pages+0x2c/0x3c [ 79.608809][ T4788] dbUnmount+0xf4/0x168 [ 79.609398][ T4788] jfs_umount+0x1c4/0x328 [ 79.609978][ T4788] jfs_put_super+0x90/0x188 [ 79.610579][ T4788] generic_shutdown_super+0x130/0x2f0 [ 79.611302][ T4788] kill_block_super+0x70/0xdc [ 79.611943][ T4788] deactivate_locked_super+0xb8/0x13c [ 79.612691][ T4788] deactivate_super+0xf8/0x118 [ 79.613361][ T4788] cleanup_mnt+0x3a4/0x458 [ 79.614034][ T4788] __cleanup_mnt+0x20/0x30 [ 79.614722][ T4788] task_work_run+0x12c/0x1e0 [ 79.615405][ T4788] do_notify_resume+0x24b4/0x3128 [ 79.616103][ T4788] el0_svc+0xf0/0x1e0 [ 79.616643][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 79.617344][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 79.689478][ T21] Bluetooth: hci0: command 0x0419 tx timeout [ 79.726367][ T5015] loop0: detected capacity change from 0 to 32768 [ 79.790771][ T4788] BUG: Bad page state in process syz-executor pfn:108cb7 [ 79.791892][ T4788] page:000000005715f0f9 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x108cb7 [ 79.793322][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.794818][ T4788] raw: 05ffc00000002006 fffffc0003b51bc8 ffff80001fa175c0 0000000000000000 [ 79.796097][ T4788] raw: 0000000000000004 ffff0000cad29000 00000000ffffffff 0000000000000000 [ 79.797303][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.798368][ T4788] Modules linked in: [ 79.798960][ T4788] CPU: 0 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.800190][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.801580][ T4788] Call trace: [ 79.802038][ T4788] dump_backtrace+0x0/0x43c [ 79.802664][ T4788] show_stack+0x2c/0x3c [ 79.803248][ T4788] __dump_stack+0x30/0x40 [ 79.803834][ T4788] dump_stack_lvl+0xf8/0x160 [ 79.804511][ T4788] dump_stack+0x1c/0x5c [ 79.805132][ T4788] bad_page+0x188/0x1a8 [ 79.805688][ T4788] check_free_page_bad+0xf4/0x16c [ 79.806443][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 79.807236][ T4788] free_unref_page_list+0xdc/0x754 [ 79.807907][ T4788] release_pages+0x13c8/0x16e0 [ 79.808573][ T4788] __pagevec_release+0x84/0xf8 [ 79.809229][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 79.810001][ T4788] truncate_inode_pages+0x2c/0x3c [ 79.810680][ T4788] dbUnmount+0xf4/0x168 [ 79.811265][ T4788] jfs_umount+0x1c4/0x328 [ 79.811870][ T4788] jfs_put_super+0x90/0x188 [ 79.812583][ T4788] generic_shutdown_super+0x130/0x2f0 [ 79.813390][ T4788] kill_block_super+0x70/0xdc [ 79.814037][ T4788] deactivate_locked_super+0xb8/0x13c [ 79.814856][ T4788] deactivate_super+0xf8/0x118 [ 79.815558][ T4788] cleanup_mnt+0x3a4/0x458 [ 79.816206][ T4788] __cleanup_mnt+0x20/0x30 [ 79.816902][ T4788] task_work_run+0x12c/0x1e0 [ 79.817535][ T4788] do_notify_resume+0x24b4/0x3128 [ 79.818232][ T4788] el0_svc+0xf0/0x1e0 [ 79.818788][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 79.819454][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 79.820681][ T4788] BUG: Bad page state in process syz-executor pfn:12d46f [ 79.821624][ T4788] page:000000005a0c3b6d refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x12d46f [ 79.823101][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.824356][ T4788] raw: 05ffc00000002006 fffffc000335bd88 ffff80001fa175c0 0000000000000000 [ 79.825516][ T4788] raw: 0000000000000003 ffff0000cad290f8 00000000ffffffff 0000000000000000 [ 79.826670][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.827699][ T4788] Modules linked in: [ 79.828339][ T4788] CPU: 0 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.829645][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.831132][ T4788] Call trace: [ 79.831572][ T4788] dump_backtrace+0x0/0x43c [ 79.832229][ T4788] show_stack+0x2c/0x3c [ 79.832821][ T4788] __dump_stack+0x30/0x40 [ 79.833450][ T4788] dump_stack_lvl+0xf8/0x160 [ 79.834125][ T4788] dump_stack+0x1c/0x5c [ 79.834742][ T4788] bad_page+0x188/0x1a8 [ 79.835371][ T4788] check_free_page_bad+0xf4/0x16c [ 79.836143][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 79.837004][ T4788] free_unref_page_list+0xdc/0x754 [ 79.837826][ T4788] release_pages+0x13c8/0x16e0 [ 79.838588][ T4788] __pagevec_release+0x84/0xf8 [ 79.839311][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 79.840206][ T4788] truncate_inode_pages+0x2c/0x3c [ 79.840983][ T4788] dbUnmount+0xf4/0x168 [ 79.841581][ T4788] jfs_umount+0x1c4/0x328 [ 79.842165][ T4788] jfs_put_super+0x90/0x188 [ 79.842856][ T4788] generic_shutdown_super+0x130/0x2f0 [ 79.843621][ T4788] kill_block_super+0x70/0xdc [ 79.844315][ T4788] deactivate_locked_super+0xb8/0x13c [ 79.845150][ T4788] deactivate_super+0xf8/0x118 [ 79.845823][ T4788] cleanup_mnt+0x3a4/0x458 [ 79.846438][ T4788] __cleanup_mnt+0x20/0x30 [ 79.847049][ T4788] task_work_run+0x12c/0x1e0 [ 79.847682][ T4788] do_notify_resume+0x24b4/0x3128 [ 79.848382][ T4788] el0_svc+0xf0/0x1e0 [ 79.848970][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 79.849644][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 79.978008][ T5017] loop0: detected capacity change from 0 to 32768 [ 80.009625][ T4788] BUG: Bad page state in process syz-executor pfn:112378 [ 80.010760][ T4788] page:00000000f7233ef9 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x112378 [ 80.012232][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.013601][ T4788] raw: 05ffc00000002006 fffffc00032ec088 ffff80001fa175c0 0000000000000000 [ 80.014898][ T4788] raw: 0000000000000004 ffff0000ee25d1f0 00000000ffffffff 0000000000000000 [ 80.016092][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.017180][ T4788] Modules linked in: [ 80.017786][ T4788] CPU: 1 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.019068][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.020617][ T4788] Call trace: [ 80.021088][ T4788] dump_backtrace+0x0/0x43c [ 80.021763][ T4788] show_stack+0x2c/0x3c [ 80.022335][ T4788] __dump_stack+0x30/0x40 [ 80.022990][ T4788] dump_stack_lvl+0xf8/0x160 [ 80.023669][ T4788] dump_stack+0x1c/0x5c [ 80.024274][ T4788] bad_page+0x188/0x1a8 [ 80.024857][ T4788] check_free_page_bad+0xf4/0x16c [ 80.025600][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 80.026408][ T4788] free_unref_page_list+0xdc/0x754 [ 80.027202][ T4788] release_pages+0x13c8/0x16e0 [ 80.027862][ T4788] __pagevec_release+0x84/0xf8 [ 80.028597][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 80.029398][ T4788] truncate_inode_pages+0x2c/0x3c [ 80.030111][ T4788] dbUnmount+0xf4/0x168 [ 80.030720][ T4788] jfs_umount+0x1c4/0x328 [ 80.031280][ T4788] jfs_put_super+0x90/0x188 [ 80.031916][ T4788] generic_shutdown_super+0x130/0x2f0 [ 80.032771][ T4788] kill_block_super+0x70/0xdc [ 80.033562][ T4788] deactivate_locked_super+0xb8/0x13c [ 80.034390][ T4788] deactivate_super+0xf8/0x118 [ 80.035089][ T4788] cleanup_mnt+0x3a4/0x458 [ 80.035773][ T4788] __cleanup_mnt+0x20/0x30 [ 80.036458][ T4788] task_work_run+0x12c/0x1e0 [ 80.037152][ T4788] do_notify_resume+0x24b4/0x3128 [ 80.037857][ T4788] el0_svc+0xf0/0x1e0 [ 80.038421][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 80.039133][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 80.040031][ T4788] BUG: Bad page state in process syz-executor pfn:10bb02 [ 80.041063][ T4788] page:000000006600f8d7 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x10bb02 [ 80.042428][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.043811][ T4788] raw: 05ffc00000002006 fffffc000327d608 ffff80001fa175c0 0000000000000000 [ 80.044988][ T4788] raw: 0000000000000003 ffff0000ee25d2e8 00000000ffffffff 0000000000000000 [ 80.046307][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.047344][ T4788] Modules linked in: [ 80.047854][ T4788] CPU: 1 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.049036][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.050470][ T4788] Call trace: [ 80.050927][ T4788] dump_backtrace+0x0/0x43c [ 80.051587][ T4788] show_stack+0x2c/0x3c [ 80.052195][ T4788] __dump_stack+0x30/0x40 [ 80.052823][ T4788] dump_stack_lvl+0xf8/0x160 [ 80.053474][ T4788] dump_stack+0x1c/0x5c [ 80.054084][ T4788] bad_page+0x188/0x1a8 [ 80.054663][ T4788] check_free_page_bad+0xf4/0x16c [ 80.055414][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 80.056266][ T4788] free_unref_page_list+0xdc/0x754 [ 80.057015][ T4788] release_pages+0x13c8/0x16e0 [ 80.057742][ T4788] __pagevec_release+0x84/0xf8 [ 80.058436][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 80.059147][ T4788] truncate_inode_pages+0x2c/0x3c [ 80.059829][ T4788] dbUnmount+0xf4/0x168 [ 80.060387][ T4788] jfs_umount+0x1c4/0x328 [ 80.060997][ T4788] jfs_put_super+0x90/0x188 [ 80.061643][ T4788] generic_shutdown_super+0x130/0x2f0 [ 80.062382][ T4788] kill_block_super+0x70/0xdc [ 80.063016][ T4788] deactivate_locked_super+0xb8/0x13c [ 80.063772][ T4788] deactivate_super+0xf8/0x118 [ 80.064484][ T4788] cleanup_mnt+0x3a4/0x458 [ 80.065034][ T4788] __cleanup_mnt+0x20/0x30 [ 80.065736][ T4788] task_work_run+0x12c/0x1e0 [ 80.066456][ T4788] do_notify_resume+0x24b4/0x3128 [ 80.067211][ T4788] el0_svc+0xf0/0x1e0 [ 80.067789][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 80.068509][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 80.194009][ T5019] loop0: detected capacity change from 0 to 32768 [ 80.256080][ T4788] BUG: Bad page state in process syz-executor pfn:11adb4 [ 80.257256][ T4788] page:0000000002c8ec04 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x11adb4 [ 80.258719][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.260469][ T4788] raw: 05ffc00000002006 fffffc00036d7048 ffff80001fa175c0 0000000000000000 [ 80.261752][ T4788] raw: 0000000000000004 ffff0000c810b3e0 00000000ffffffff 0000000000000000 [ 80.263004][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.264169][ T4788] Modules linked in: [ 80.264804][ T4788] CPU: 0 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.266202][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.267587][ T4788] Call trace: [ 80.268031][ T4788] dump_backtrace+0x0/0x43c [ 80.268646][ T4788] show_stack+0x2c/0x3c [ 80.269309][ T4788] __dump_stack+0x30/0x40 [ 80.269955][ T4788] dump_stack_lvl+0xf8/0x160 [ 80.270641][ T4788] dump_stack+0x1c/0x5c [ 80.271276][ T4788] bad_page+0x188/0x1a8 [ 80.271946][ T4788] check_free_page_bad+0xf4/0x16c [ 80.272696][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 80.273495][ T4788] free_unref_page_list+0xdc/0x754 [ 80.274236][ T4788] release_pages+0x13c8/0x16e0 [ 80.274912][ T4788] __pagevec_release+0x84/0xf8 [ 80.275646][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 80.276505][ T4788] truncate_inode_pages+0x2c/0x3c [ 80.277291][ T4788] dbUnmount+0xf4/0x168 [ 80.277945][ T4788] jfs_umount+0x1c4/0x328 [ 80.278628][ T4788] jfs_put_super+0x90/0x188 [ 80.279361][ T4788] generic_shutdown_super+0x130/0x2f0 [ 80.280150][ T4788] kill_block_super+0x70/0xdc [ 80.280822][ T4788] deactivate_locked_super+0xb8/0x13c [ 80.281586][ T4788] deactivate_super+0xf8/0x118 [ 80.282335][ T4788] cleanup_mnt+0x3a4/0x458 [ 80.282968][ T4788] __cleanup_mnt+0x20/0x30 [ 80.283588][ T4788] task_work_run+0x12c/0x1e0 [ 80.284288][ T4788] do_notify_resume+0x24b4/0x3128 [ 80.285074][ T4788] el0_svc+0xf0/0x1e0 [ 80.285767][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 80.286563][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 80.287960][ T4788] BUG: Bad page state in process syz-executor pfn:11b5c1 [ 80.289020][ T4788] page:000000005566e98a refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x11b5c1 [ 80.290625][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.292025][ T4788] raw: 05ffc00000002006 fffffc0003b05d08 ffff80001fa175c0 0000000000000000 [ 80.293284][ T4788] raw: 0000000000000003 ffff0000c810b4d8 00000000ffffffff 0000000000000000 [ 80.294449][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.295433][ T4788] Modules linked in: [ 80.296012][ T4788] CPU: 0 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.297225][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.298608][ T4788] Call trace: [ 80.299059][ T4788] dump_backtrace+0x0/0x43c [ 80.299699][ T4788] show_stack+0x2c/0x3c [ 80.300353][ T4788] __dump_stack+0x30/0x40 [ 80.300949][ T4788] dump_stack_lvl+0xf8/0x160 [ 80.301600][ T4788] dump_stack+0x1c/0x5c [ 80.302190][ T4788] bad_page+0x188/0x1a8 [ 80.302789][ T4788] check_free_page_bad+0xf4/0x16c [ 80.303527][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 80.304329][ T4788] free_unref_page_list+0xdc/0x754 [ 80.305093][ T4788] release_pages+0x13c8/0x16e0 [ 80.305763][ T4788] __pagevec_release+0x84/0xf8 [ 80.306470][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 80.307321][ T4788] truncate_inode_pages+0x2c/0x3c [ 80.307988][ T4788] dbUnmount+0xf4/0x168 [ 80.308540][ T4788] jfs_umount+0x1c4/0x328 [ 80.309167][ T4788] jfs_put_super+0x90/0x188 [ 80.309825][ T4788] generic_shutdown_super+0x130/0x2f0 [ 80.310743][ T4788] kill_block_super+0x70/0xdc [ 80.311472][ T4788] deactivate_locked_super+0xb8/0x13c [ 80.312264][ T4788] deactivate_super+0xf8/0x118 [ 80.312966][ T4788] cleanup_mnt+0x3a4/0x458 [ 80.313604][ T4788] __cleanup_mnt+0x20/0x30 [ 80.314267][ T4788] task_work_run+0x12c/0x1e0 [ 80.315038][ T4788] do_notify_resume+0x24b4/0x3128 [ 80.315792][ T4788] el0_svc+0xf0/0x1e0 [ 80.316401][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 80.317132][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 80.428117][ T5021] loop0: detected capacity change from 0 to 32768 [ 80.503875][ T4788] BUG: Bad page state in process syz-executor pfn:102b67 [ 80.504925][ T4788] page:00000000c1a31d04 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x102b67 [ 80.506620][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.507884][ T4788] raw: 05ffc00000002006 fffffc0003b89888 ffff80001fa175c0 0000000000000000 [ 80.509033][ T4788] raw: 0000000000000004 ffff0000ca1745d0 00000000ffffffff 0000000000000000 [ 80.511120][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.512258][ T4788] Modules linked in: [ 80.512822][ T4788] CPU: 1 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.514051][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.515413][ T4788] Call trace: [ 80.515832][ T4788] dump_backtrace+0x0/0x43c [ 80.516486][ T4788] show_stack+0x2c/0x3c [ 80.517170][ T4788] __dump_stack+0x30/0x40 [ 80.517802][ T4788] dump_stack_lvl+0xf8/0x160 [ 80.518486][ T4788] dump_stack+0x1c/0x5c [ 80.519059][ T4788] bad_page+0x188/0x1a8 [ 80.519689][ T4788] check_free_page_bad+0xf4/0x16c [ 80.520388][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 80.521216][ T4788] free_unref_page_list+0xdc/0x754 [ 80.521942][ T4788] release_pages+0x13c8/0x16e0 [ 80.522572][ T4788] __pagevec_release+0x84/0xf8 [ 80.523264][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 80.524128][ T4788] truncate_inode_pages+0x2c/0x3c [ 80.524852][ T4788] dbUnmount+0xf4/0x168 [ 80.525420][ T4788] jfs_umount+0x1c4/0x328 [ 80.526041][ T4788] jfs_put_super+0x90/0x188 [ 80.526726][ T4788] generic_shutdown_super+0x130/0x2f0 [ 80.527521][ T4788] kill_block_super+0x70/0xdc [ 80.528173][ T4788] deactivate_locked_super+0xb8/0x13c [ 80.528884][ T4788] deactivate_super+0xf8/0x118 [ 80.529540][ T4788] cleanup_mnt+0x3a4/0x458 [ 80.530152][ T4788] __cleanup_mnt+0x20/0x30 [ 80.530740][ T4788] task_work_run+0x12c/0x1e0 [ 80.531379][ T4788] do_notify_resume+0x24b4/0x3128 [ 80.532036][ T4788] el0_svc+0xf0/0x1e0 [ 80.532542][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 80.533194][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 80.534732][ T4788] BUG: Bad page state in process syz-executor pfn:12e262 [ 80.535735][ T4788] page:000000007605295d refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x12e262 [ 80.537180][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.538550][ T4788] raw: 05ffc00000002006 fffffc000367af48 ffff80001fa175c0 0000000000000000 [ 80.540120][ T4788] raw: 0000000000000003 ffff0000ca1746c8 00000000ffffffff 0000000000000000 [ 80.541291][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.542326][ T4788] Modules linked in: [ 80.542831][ T4788] CPU: 1 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.544024][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.545318][ T4788] Call trace: [ 80.545743][ T4788] dump_backtrace+0x0/0x43c [ 80.546346][ T4788] show_stack+0x2c/0x3c [ 80.546964][ T4788] __dump_stack+0x30/0x40 [ 80.547549][ T4788] dump_stack_lvl+0xf8/0x160 [ 80.548128][ T4788] dump_stack+0x1c/0x5c [ 80.548637][ T4788] bad_page+0x188/0x1a8 [ 80.549188][ T4788] check_free_page_bad+0xf4/0x16c [ 80.549880][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 80.550719][ T4788] free_unref_page_list+0xdc/0x754 [ 80.551400][ T4788] release_pages+0x13c8/0x16e0 [ 80.552057][ T4788] __pagevec_release+0x84/0xf8 [ 80.552662][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 80.553437][ T4788] truncate_inode_pages+0x2c/0x3c [ 80.554110][ T4788] dbUnmount+0xf4/0x168 [ 80.554668][ T4788] jfs_umount+0x1c4/0x328 [ 80.555309][ T4788] jfs_put_super+0x90/0x188 [ 80.555908][ T4788] generic_shutdown_super+0x130/0x2f0 [ 80.556677][ T4788] kill_block_super+0x70/0xdc [ 80.557318][ T4788] deactivate_locked_super+0xb8/0x13c [ 80.558053][ T4788] deactivate_super+0xf8/0x118 [ 80.558684][ T4788] cleanup_mnt+0x3a4/0x458 [ 80.559307][ T4788] __cleanup_mnt+0x20/0x30 [ 80.559876][ T4788] task_work_run+0x12c/0x1e0 [ 80.560533][ T4788] do_notify_resume+0x24b4/0x3128 [ 80.561221][ T4788] el0_svc+0xf0/0x1e0 [ 80.561766][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 80.562442][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 80.688411][ T5023] loop0: detected capacity change from 0 to 32768 [ 80.765937][ T4788] BUG: Bad page state in process syz-executor pfn:1293be [ 80.767184][ T4788] page:00000000a3f60f2a refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x1293be [ 80.768764][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.770386][ T4788] raw: 05ffc00000002006 fffffc0003a4ef08 ffff80001fa175c0 0000000000000000 [ 80.771639][ T4788] raw: 0000000000000004 ffff0000c810b7c0 00000000ffffffff 0000000000000000 [ 80.772986][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.774046][ T4788] Modules linked in: [ 80.774618][ T4788] CPU: 1 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.775868][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.777287][ T4788] Call trace: [ 80.777763][ T4788] dump_backtrace+0x0/0x43c [ 80.778349][ T4788] show_stack+0x2c/0x3c [ 80.778906][ T4788] __dump_stack+0x30/0x40 [ 80.779543][ T4788] dump_stack_lvl+0xf8/0x160 [ 80.780263][ T4788] dump_stack+0x1c/0x5c [ 80.780863][ T4788] bad_page+0x188/0x1a8 [ 80.781463][ T4788] check_free_page_bad+0xf4/0x16c [ 80.782218][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 80.782979][ T4788] free_unref_page_list+0xdc/0x754 [ 80.783678][ T4788] release_pages+0x13c8/0x16e0 [ 80.784370][ T4788] __pagevec_release+0x84/0xf8 [ 80.785027][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 80.785885][ T4788] truncate_inode_pages+0x2c/0x3c [ 80.786643][ T4788] dbUnmount+0xf4/0x168 [ 80.787321][ T4788] jfs_umount+0x1c4/0x328 [ 80.788010][ T4788] jfs_put_super+0x90/0x188 [ 80.788616][ T4788] generic_shutdown_super+0x130/0x2f0 [ 80.789370][ T4788] kill_block_super+0x70/0xdc [ 80.790076][ T4788] deactivate_locked_super+0xb8/0x13c [ 80.790850][ T4788] deactivate_super+0xf8/0x118 [ 80.791587][ T4788] cleanup_mnt+0x3a4/0x458 [ 80.792287][ T4788] __cleanup_mnt+0x20/0x30 [ 80.792946][ T4788] task_work_run+0x12c/0x1e0 [ 80.793627][ T4788] do_notify_resume+0x24b4/0x3128 [ 80.794380][ T4788] el0_svc+0xf0/0x1e0 [ 80.795044][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 80.795800][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 80.797692][ T4788] BUG: Bad page state in process syz-executor pfn:1293bc [ 80.798846][ T4788] page:00000000ecc460e5 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x1293bc [ 80.800434][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.801864][ T4788] raw: 05ffc00000002006 fffffc000330a708 ffff80001fa175c0 0000000000000000 [ 80.803060][ T4788] raw: 0000000000000003 ffff0000c810b8b8 00000000ffffffff 0000000000000000 [ 80.804279][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.805275][ T4788] Modules linked in: [ 80.805790][ T4788] CPU: 1 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.806990][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.808448][ T4788] Call trace: [ 80.808906][ T4788] dump_backtrace+0x0/0x43c [ 80.809538][ T4788] show_stack+0x2c/0x3c [ 80.810106][ T4788] __dump_stack+0x30/0x40 [ 80.810750][ T4788] dump_stack_lvl+0xf8/0x160 [ 80.811381][ T4788] dump_stack+0x1c/0x5c [ 80.811970][ T4788] bad_page+0x188/0x1a8 [ 80.812552][ T4788] check_free_page_bad+0xf4/0x16c [ 80.813298][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 80.814055][ T4788] free_unref_page_list+0xdc/0x754 [ 80.814842][ T4788] release_pages+0x13c8/0x16e0 [ 80.815490][ T4788] __pagevec_release+0x84/0xf8 [ 80.816130][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 80.816935][ T4788] truncate_inode_pages+0x2c/0x3c [ 80.817632][ T4788] dbUnmount+0xf4/0x168 [ 80.818181][ T4788] jfs_umount+0x1c4/0x328 [ 80.818763][ T4788] jfs_put_super+0x90/0x188 [ 80.819376][ T4788] generic_shutdown_super+0x130/0x2f0 [ 80.820138][ T4788] kill_block_super+0x70/0xdc [ 80.820822][ T4788] deactivate_locked_super+0xb8/0x13c [ 80.821557][ T4788] deactivate_super+0xf8/0x118 [ 80.822218][ T4788] cleanup_mnt+0x3a4/0x458 [ 80.822846][ T4788] __cleanup_mnt+0x20/0x30 [ 80.823422][ T4788] task_work_run+0x12c/0x1e0 [ 80.824021][ T4788] do_notify_resume+0x24b4/0x3128 [ 80.824676][ T4788] el0_svc+0xf0/0x1e0 [ 80.825231][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 80.825947][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 80.937644][ T5025] loop0: detected capacity change from 0 to 32768 [ 81.017696][ T4788] BUG: Bad page state in process syz-executor pfn:129279 [ 81.019020][ T4788] page:0000000090da3003 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x129279 [ 81.021584][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.023066][ T4788] raw: 05ffc00000002006 fffffc0003b76c08 ffff80001fa175c0 0000000000000000 [ 81.024611][ T4788] raw: 0000000000000004 ffff0000c810bba0 00000000ffffffff 0000000000000000 [ 81.025844][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.026900][ T4788] Modules linked in: [ 81.027483][ T4788] CPU: 0 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.028762][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.030240][ T4788] Call trace: [ 81.030708][ T4788] dump_backtrace+0x0/0x43c [ 81.031523][ T4788] show_stack+0x2c/0x3c [ 81.032195][ T4788] __dump_stack+0x30/0x40 [ 81.032873][ T4788] dump_stack_lvl+0xf8/0x160 [ 81.033643][ T4788] dump_stack+0x1c/0x5c [ 81.034320][ T4788] bad_page+0x188/0x1a8 [ 81.034961][ T4788] check_free_page_bad+0xf4/0x16c [ 81.035791][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 81.036662][ T4788] free_unref_page_list+0xdc/0x754 [ 81.037432][ T4788] release_pages+0x13c8/0x16e0 [ 81.038162][ T4788] __pagevec_release+0x84/0xf8 [ 81.038877][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 81.039789][ T4788] truncate_inode_pages+0x2c/0x3c [ 81.040508][ T4788] dbUnmount+0xf4/0x168 [ 81.041198][ T4788] jfs_umount+0x1c4/0x328 [ 81.041929][ T4788] jfs_put_super+0x90/0x188 [ 81.042696][ T4788] generic_shutdown_super+0x130/0x2f0 [ 81.043515][ T4788] kill_block_super+0x70/0xdc [ 81.044196][ T4788] deactivate_locked_super+0xb8/0x13c [ 81.044992][ T4788] deactivate_super+0xf8/0x118 [ 81.045691][ T4788] cleanup_mnt+0x3a4/0x458 [ 81.046352][ T4788] __cleanup_mnt+0x20/0x30 [ 81.046957][ T4788] task_work_run+0x12c/0x1e0 [ 81.047598][ T4788] do_notify_resume+0x24b4/0x3128 [ 81.048322][ T4788] el0_svc+0xf0/0x1e0 [ 81.048912][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 81.049603][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 81.051471][ T4788] BUG: Bad page state in process syz-executor pfn:12ddb0 [ 81.052548][ T4788] page:00000000aee97077 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x12ddb0 [ 81.054117][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.055483][ T4788] raw: 05ffc00000002006 fffffc00036bb648 ffff80001fa175c0 0000000000000000 [ 81.056694][ T4788] raw: 0000000000000003 ffff0000c810bc98 00000000ffffffff 0000000000000000 [ 81.057903][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.058935][ T4788] Modules linked in: [ 81.061514][ T4788] CPU: 0 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.062825][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.064304][ T4788] Call trace: [ 81.064779][ T4788] dump_backtrace+0x0/0x43c [ 81.065415][ T4788] show_stack+0x2c/0x3c [ 81.066044][ T4788] __dump_stack+0x30/0x40 [ 81.066667][ T4788] dump_stack_lvl+0xf8/0x160 [ 81.067359][ T4788] dump_stack+0x1c/0x5c [ 81.067934][ T4788] bad_page+0x188/0x1a8 [ 81.068542][ T4788] check_free_page_bad+0xf4/0x16c [ 81.069386][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 81.070274][ T4788] free_unref_page_list+0xdc/0x754 [ 81.071049][ T4788] release_pages+0x13c8/0x16e0 [ 81.071753][ T4788] __pagevec_release+0x84/0xf8 [ 81.072430][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 81.073259][ T4788] truncate_inode_pages+0x2c/0x3c [ 81.074025][ T4788] dbUnmount+0xf4/0x168 [ 81.074664][ T4788] jfs_umount+0x1c4/0x328 [ 81.075377][ T4788] jfs_put_super+0x90/0x188 [ 81.076034][ T4788] generic_shutdown_super+0x130/0x2f0 [ 81.076922][ T4788] kill_block_super+0x70/0xdc [ 81.077689][ T4788] deactivate_locked_super+0xb8/0x13c [ 81.078588][ T4788] deactivate_super+0xf8/0x118 [ 81.079354][ T4788] cleanup_mnt+0x3a4/0x458 [ 81.080066][ T4788] __cleanup_mnt+0x20/0x30 [ 81.080739][ T4788] task_work_run+0x12c/0x1e0 [ 81.081468][ T4788] do_notify_resume+0x24b4/0x3128 [ 81.082213][ T4788] el0_svc+0xf0/0x1e0 [ 81.082907][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 81.083684][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 81.200975][ T5027] loop0: detected capacity change from 0 to 32768 [ 81.237172][ T4788] BUG: Bad page state in process syz-executor pfn:1080cc [ 81.238340][ T4788] page:00000000b5a45abb refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x1080cc [ 81.240648][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.242017][ T4788] raw: 05ffc00000002006 fffffc0003070f08 ffff80001fa175c0 0000000000000000 [ 81.243192][ T4788] raw: 0000000000000004 ffff0000c9f383e0 00000000ffffffff 0000000000000000 [ 81.244450][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.245446][ T4788] Modules linked in: [ 81.246010][ T4788] CPU: 1 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.247197][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.248605][ T4788] Call trace: [ 81.249022][ T4788] dump_backtrace+0x0/0x43c [ 81.249698][ T4788] show_stack+0x2c/0x3c [ 81.250313][ T4788] __dump_stack+0x30/0x40 [ 81.250984][ T4788] dump_stack_lvl+0xf8/0x160 [ 81.251652][ T4788] dump_stack+0x1c/0x5c [ 81.252208][ T4788] bad_page+0x188/0x1a8 [ 81.252773][ T4788] check_free_page_bad+0xf4/0x16c [ 81.253476][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 81.254256][ T4788] free_unref_page_list+0xdc/0x754 [ 81.255035][ T4788] release_pages+0x13c8/0x16e0 [ 81.255727][ T4788] __pagevec_release+0x84/0xf8 [ 81.256390][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 81.257195][ T4788] truncate_inode_pages+0x2c/0x3c [ 81.257924][ T4788] dbUnmount+0xf4/0x168 [ 81.258544][ T4788] jfs_umount+0x1c4/0x328 [ 81.259117][ T4788] jfs_put_super+0x90/0x188 [ 81.259716][ T4788] generic_shutdown_super+0x130/0x2f0 [ 81.260458][ T4788] kill_block_super+0x70/0xdc [ 81.261127][ T4788] deactivate_locked_super+0xb8/0x13c [ 81.261897][ T4788] deactivate_super+0xf8/0x118 [ 81.262542][ T4788] cleanup_mnt+0x3a4/0x458 [ 81.263145][ T4788] __cleanup_mnt+0x20/0x30 [ 81.263747][ T4788] task_work_run+0x12c/0x1e0 [ 81.264394][ T4788] do_notify_resume+0x24b4/0x3128 [ 81.265105][ T4788] el0_svc+0xf0/0x1e0 [ 81.265631][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 81.266321][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 81.270988][ T4788] BUG: Bad page state in process syz-executor pfn:101c3c [ 81.272078][ T4788] page:0000000000d78ced refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x101c3c [ 81.273534][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.274890][ T4788] raw: 05ffc00000002006 fffffc00036ac048 ffff80001fa175c0 0000000000000000 [ 81.276073][ T4788] raw: 0000000000000003 ffff0000c9f384d8 00000000ffffffff 0000000000000000 [ 81.277237][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.278194][ T4788] Modules linked in: [ 81.278730][ T4788] CPU: 1 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.279953][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.281266][ T4788] Call trace: [ 81.281690][ T4788] dump_backtrace+0x0/0x43c [ 81.282312][ T4788] show_stack+0x2c/0x3c [ 81.282878][ T4788] __dump_stack+0x30/0x40 [ 81.283498][ T4788] dump_stack_lvl+0xf8/0x160 [ 81.284136][ T4788] dump_stack+0x1c/0x5c [ 81.284696][ T4788] bad_page+0x188/0x1a8 [ 81.285262][ T4788] check_free_page_bad+0xf4/0x16c [ 81.285948][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 81.286686][ T4788] free_unref_page_list+0xdc/0x754 [ 81.287385][ T4788] release_pages+0x13c8/0x16e0 [ 81.288012][ T4788] __pagevec_release+0x84/0xf8 [ 81.288651][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 81.289441][ T4788] truncate_inode_pages+0x2c/0x3c [ 81.290178][ T4788] dbUnmount+0xf4/0x168 [ 81.290863][ T4788] jfs_umount+0x1c4/0x328 [ 81.291534][ T4788] jfs_put_super+0x90/0x188 [ 81.292233][ T4788] generic_shutdown_super+0x130/0x2f0 [ 81.293058][ T4788] kill_block_super+0x70/0xdc [ 81.293777][ T4788] deactivate_locked_super+0xb8/0x13c [ 81.294595][ T4788] deactivate_super+0xf8/0x118 [ 81.295320][ T4788] cleanup_mnt+0x3a4/0x458 [ 81.295985][ T4788] __cleanup_mnt+0x20/0x30 [ 81.296674][ T4788] task_work_run+0x12c/0x1e0 [ 81.297357][ T4788] do_notify_resume+0x24b4/0x3128 [ 81.298093][ T4788] el0_svc+0xf0/0x1e0 [ 81.298660][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 81.299377][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 81.406932][ T5029] loop0: detected capacity change from 0 to 32768 [ 81.467618][ T4788] BUG: Bad page state in process syz-executor pfn:110cff [ 81.468756][ T4788] page:000000008f9f3d1c refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x110cff [ 81.470638][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.472081][ T4788] raw: 05ffc00000002006 fffffc00032de048 ffff80001fa175c0 0000000000000000 [ 81.473349][ T4788] raw: 0000000000000004 ffff0000c9fa65d0 00000000ffffffff 0000000000000000 [ 81.474543][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.475599][ T4788] Modules linked in: [ 81.476220][ T4788] CPU: 1 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.477526][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.478904][ T4788] Call trace: [ 81.479375][ T4788] dump_backtrace+0x0/0x43c [ 81.480030][ T4788] show_stack+0x2c/0x3c [ 81.480679][ T4788] __dump_stack+0x30/0x40 [ 81.481401][ T4788] dump_stack_lvl+0xf8/0x160 [ 81.482108][ T4788] dump_stack+0x1c/0x5c [ 81.482753][ T4788] bad_page+0x188/0x1a8 [ 81.483349][ T4788] check_free_page_bad+0xf4/0x16c [ 81.484120][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 81.484923][ T4788] free_unref_page_list+0xdc/0x754 [ 81.485660][ T4788] release_pages+0x13c8/0x16e0 [ 81.486350][ T4788] __pagevec_release+0x84/0xf8 [ 81.487007][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 81.487850][ T4788] truncate_inode_pages+0x2c/0x3c [ 81.488588][ T4788] dbUnmount+0xf4/0x168 [ 81.489250][ T4788] jfs_umount+0x1c4/0x328 [ 81.490033][ T4788] jfs_put_super+0x90/0x188 [ 81.490721][ T4788] generic_shutdown_super+0x130/0x2f0 [ 81.491547][ T4788] kill_block_super+0x70/0xdc [ 81.492270][ T4788] deactivate_locked_super+0xb8/0x13c [ 81.493049][ T4788] deactivate_super+0xf8/0x118 [ 81.493741][ T4788] cleanup_mnt+0x3a4/0x458 [ 81.494378][ T4788] __cleanup_mnt+0x20/0x30 [ 81.494957][ T4788] task_work_run+0x12c/0x1e0 [ 81.495670][ T4788] do_notify_resume+0x24b4/0x3128 [ 81.496380][ T4788] el0_svc+0xf0/0x1e0 [ 81.496927][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 81.497622][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 81.498615][ T4788] BUG: Bad page state in process syz-executor pfn:10b781 [ 81.500633][ T4788] page:0000000048ddf545 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x10b781 [ 81.502112][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.503549][ T4788] raw: 05ffc00000002006 fffffc000317b288 ffff80001fa175c0 0000000000000000 [ 81.504716][ T4788] raw: 0000000000000003 ffff0000c9fa66c8 00000000ffffffff 0000000000000000 [ 81.505857][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.506837][ T4788] Modules linked in: [ 81.507389][ T4788] CPU: 1 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.508588][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.509951][ T4788] Call trace: [ 81.510390][ T4788] dump_backtrace+0x0/0x43c [ 81.511003][ T4788] show_stack+0x2c/0x3c [ 81.511602][ T4788] __dump_stack+0x30/0x40 [ 81.512242][ T4788] dump_stack_lvl+0xf8/0x160 [ 81.512872][ T4788] dump_stack+0x1c/0x5c [ 81.513460][ T4788] bad_page+0x188/0x1a8 [ 81.514079][ T4788] check_free_page_bad+0xf4/0x16c [ 81.514789][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 81.515578][ T4788] free_unref_page_list+0xdc/0x754 [ 81.516256][ T4788] release_pages+0x13c8/0x16e0 [ 81.516973][ T4788] __pagevec_release+0x84/0xf8 [ 81.517607][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 81.518363][ T4788] truncate_inode_pages+0x2c/0x3c [ 81.519140][ T4788] dbUnmount+0xf4/0x168 [ 81.519781][ T4788] jfs_umount+0x1c4/0x328 [ 81.520453][ T4788] jfs_put_super+0x90/0x188 [ 81.521135][ T4788] generic_shutdown_super+0x130/0x2f0 [ 81.521943][ T4788] kill_block_super+0x70/0xdc [ 81.522604][ T4788] deactivate_locked_super+0xb8/0x13c [ 81.523379][ T4788] deactivate_super+0xf8/0x118 [ 81.524056][ T4788] cleanup_mnt+0x3a4/0x458 [ 81.524637][ T4788] __cleanup_mnt+0x20/0x30 [ 81.525264][ T4788] task_work_run+0x12c/0x1e0 [ 81.525892][ T4788] do_notify_resume+0x24b4/0x3128 [ 81.526570][ T4788] el0_svc+0xf0/0x1e0 [ 81.527150][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 81.527875][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 81.656359][ T5031] loop0: detected capacity change from 0 to 32768 [ 81.727184][ T4788] BUG: Bad page state in process syz-executor pfn:108d9d [ 81.728327][ T4788] page:0000000051f38c6b refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x108d9d [ 81.729979][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.731452][ T4788] raw: 05ffc00000002006 fffffc0003795948 ffff80001fa175c0 0000000000000000 [ 81.732702][ T4788] raw: 0000000000000004 ffff0000eddbe5d0 00000000ffffffff 0000000000000000 [ 81.733876][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.735055][ T4788] Modules linked in: [ 81.735639][ T4788] CPU: 0 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.736904][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.738324][ T4788] Call trace: [ 81.738760][ T4788] dump_backtrace+0x0/0x43c [ 81.739422][ T4788] show_stack+0x2c/0x3c [ 81.740000][ T4788] __dump_stack+0x30/0x40 [ 81.740600][ T4788] dump_stack_lvl+0xf8/0x160 [ 81.741268][ T4788] dump_stack+0x1c/0x5c [ 81.741849][ T4788] bad_page+0x188/0x1a8 [ 81.742475][ T4788] check_free_page_bad+0xf4/0x16c [ 81.743194][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 81.744000][ T4788] free_unref_page_list+0xdc/0x754 [ 81.744777][ T4788] release_pages+0x13c8/0x16e0 [ 81.745457][ T4788] __pagevec_release+0x84/0xf8 [ 81.746146][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 81.746970][ T4788] truncate_inode_pages+0x2c/0x3c [ 81.747697][ T4788] dbUnmount+0xf4/0x168 [ 81.748314][ T4788] jfs_umount+0x1c4/0x328 [ 81.748909][ T4788] jfs_put_super+0x90/0x188 [ 81.749551][ T4788] generic_shutdown_super+0x130/0x2f0 [ 81.750312][ T4788] kill_block_super+0x70/0xdc [ 81.750950][ T4788] deactivate_locked_super+0xb8/0x13c [ 81.751694][ T4788] deactivate_super+0xf8/0x118 [ 81.752359][ T4788] cleanup_mnt+0x3a4/0x458 [ 81.752998][ T4788] __cleanup_mnt+0x20/0x30 [ 81.753598][ T4788] task_work_run+0x12c/0x1e0 [ 81.754226][ T4788] do_notify_resume+0x24b4/0x3128 [ 81.754921][ T4788] el0_svc+0xf0/0x1e0 [ 81.755471][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 81.756172][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 81.756892][ T4788] BUG: Bad page state in process syz-executor pfn:11e565 [ 81.757909][ T4788] page:0000000006ed03e6 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x11e565 [ 81.760045][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.761433][ T4788] raw: 05ffc00000002006 fffffc0003667788 ffff80001fa175c0 0000000000000000 [ 81.762692][ T4788] raw: 0000000000000003 ffff0000eddbe6c8 00000000ffffffff 0000000000000000 [ 81.763957][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.765040][ T4788] Modules linked in: [ 81.765619][ T4788] CPU: 0 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.766906][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.768214][ T4788] Call trace: [ 81.768662][ T4788] dump_backtrace+0x0/0x43c [ 81.769316][ T4788] show_stack+0x2c/0x3c [ 81.769954][ T4788] __dump_stack+0x30/0x40 [ 81.770587][ T4788] dump_stack_lvl+0xf8/0x160 [ 81.771275][ T4788] dump_stack+0x1c/0x5c [ 81.771875][ T4788] bad_page+0x188/0x1a8 [ 81.772495][ T4788] check_free_page_bad+0xf4/0x16c [ 81.773225][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 81.774048][ T4788] free_unref_page_list+0xdc/0x754 [ 81.774795][ T4788] release_pages+0x13c8/0x16e0 [ 81.775518][ T4788] __pagevec_release+0x84/0xf8 [ 81.776218][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 81.777074][ T4788] truncate_inode_pages+0x2c/0x3c [ 81.777808][ T4788] dbUnmount+0xf4/0x168 [ 81.778426][ T4788] jfs_umount+0x1c4/0x328 [ 81.779064][ T4788] jfs_put_super+0x90/0x188 [ 81.779721][ T4788] generic_shutdown_super+0x130/0x2f0 [ 81.780447][ T4788] kill_block_super+0x70/0xdc [ 81.781124][ T4788] deactivate_locked_super+0xb8/0x13c [ 81.781942][ T4788] deactivate_super+0xf8/0x118 [ 81.782676][ T4788] cleanup_mnt+0x3a4/0x458 [ 81.783295][ T4788] __cleanup_mnt+0x20/0x30 [ 81.784003][ T4788] task_work_run+0x12c/0x1e0 [ 81.784682][ T4788] do_notify_resume+0x24b4/0x3128 [ 81.785395][ T4788] el0_svc+0xf0/0x1e0 [ 81.785939][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 81.786648][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 81.916379][ T5033] loop0: detected capacity change from 0 to 32768 [ 81.985046][ T4788] BUG: Bad page state in process syz-executor pfn:108c17 [ 81.986211][ T4788] page:00000000365e77b9 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x108c17 [ 81.987768][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.989316][ T4788] raw: 05ffc00000002006 fffffc0003b06808 ffff80001fa175c0 0000000000000000 [ 81.990494][ T4788] raw: 0000000000000004 ffff0000c96dc7c0 00000000ffffffff 0000000000000000 [ 81.991669][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.992693][ T4788] Modules linked in: [ 81.993261][ T4788] CPU: 0 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.994513][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.995951][ T4788] Call trace: [ 81.996424][ T4788] dump_backtrace+0x0/0x43c [ 81.997072][ T4788] show_stack+0x2c/0x3c [ 81.997682][ T4788] __dump_stack+0x30/0x40 [ 81.998271][ T4788] dump_stack_lvl+0xf8/0x160 [ 81.998934][ T4788] dump_stack+0x1c/0x5c [ 81.999496][ T4788] bad_page+0x188/0x1a8 [ 82.000090][ T4788] check_free_page_bad+0xf4/0x16c [ 82.000855][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 82.001683][ T4788] free_unref_page_list+0xdc/0x754 [ 82.002411][ T4788] release_pages+0x13c8/0x16e0 [ 82.003075][ T4788] __pagevec_release+0x84/0xf8 [ 82.003811][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 82.004670][ T4788] truncate_inode_pages+0x2c/0x3c [ 82.005430][ T4788] dbUnmount+0xf4/0x168 [ 82.006071][ T4788] jfs_umount+0x1c4/0x328 [ 82.006720][ T4788] jfs_put_super+0x90/0x188 [ 82.007371][ T4788] generic_shutdown_super+0x130/0x2f0 [ 82.008137][ T4788] kill_block_super+0x70/0xdc [ 82.008803][ T4788] deactivate_locked_super+0xb8/0x13c [ 82.009555][ T4788] deactivate_super+0xf8/0x118 [ 82.010225][ T4788] cleanup_mnt+0x3a4/0x458 [ 82.010840][ T4788] __cleanup_mnt+0x20/0x30 [ 82.011479][ T4788] task_work_run+0x12c/0x1e0 [ 82.012132][ T4788] do_notify_resume+0x24b4/0x3128 [ 82.012888][ T4788] el0_svc+0xf0/0x1e0 [ 82.013522][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 82.014310][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 82.015864][ T4788] BUG: Bad page state in process syz-executor pfn:12c1a0 [ 82.016894][ T4788] page:000000001c4239b5 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x12c1a0 [ 82.018359][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 82.019817][ T4788] raw: 05ffc00000002006 fffffc0003645788 ffff80001fa175c0 0000000000000000 [ 82.021003][ T4788] raw: 0000000000000003 ffff0000c96dc8b8 00000000ffffffff 0000000000000000 [ 82.022097][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.023135][ T4788] Modules linked in: [ 82.023727][ T4788] CPU: 0 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 82.024895][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.026226][ T4788] Call trace: [ 82.026714][ T4788] dump_backtrace+0x0/0x43c [ 82.027373][ T4788] show_stack+0x2c/0x3c [ 82.027953][ T4788] __dump_stack+0x30/0x40 [ 82.028532][ T4788] dump_stack_lvl+0xf8/0x160 [ 82.029177][ T4788] dump_stack+0x1c/0x5c [ 82.029755][ T4788] bad_page+0x188/0x1a8 [ 82.030361][ T4788] check_free_page_bad+0xf4/0x16c [ 82.031066][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 82.031849][ T4788] free_unref_page_list+0xdc/0x754 [ 82.032602][ T4788] release_pages+0x13c8/0x16e0 [ 82.033292][ T4788] __pagevec_release+0x84/0xf8 [ 82.034007][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 82.034801][ T4788] truncate_inode_pages+0x2c/0x3c [ 82.035607][ T4788] dbUnmount+0xf4/0x168 [ 82.036266][ T4788] jfs_umount+0x1c4/0x328 [ 82.036917][ T4788] jfs_put_super+0x90/0x188 [ 82.037603][ T4788] generic_shutdown_super+0x130/0x2f0 [ 82.038351][ T4788] kill_block_super+0x70/0xdc [ 82.039013][ T4788] deactivate_locked_super+0xb8/0x13c [ 82.039750][ T4788] deactivate_super+0xf8/0x118 [ 82.040450][ T4788] cleanup_mnt+0x3a4/0x458 [ 82.041118][ T4788] __cleanup_mnt+0x20/0x30 [ 82.041741][ T4788] task_work_run+0x12c/0x1e0 [ 82.042382][ T4788] do_notify_resume+0x24b4/0x3128 [ 82.043082][ T4788] el0_svc+0xf0/0x1e0 [ 82.043607][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 82.044333][ T4788] el0t_64_sync+0x1a0/0x1a4 1970/01/01 00:01:22 executed programs: 23 [ 82.155994][ T5035] loop0: detected capacity change from 0 to 32768 [ 82.221796][ T4788] BUG: Bad page state in process syz-executor pfn:11c2a8 [ 82.223033][ T4788] page:0000000095318123 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x11c2a8 [ 82.224636][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 82.226007][ T4788] raw: 05ffc00000002006 fffffc000378d988 ffff80001fa175c0 0000000000000000 [ 82.227188][ T4788] raw: 0000000000000004 ffff0000e832c9b0 00000000ffffffff 0000000000000000 [ 82.228445][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.231680][ T4788] Modules linked in: [ 82.232327][ T4788] CPU: 1 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 82.233690][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.235197][ T4788] Call trace: [ 82.235632][ T4788] dump_backtrace+0x0/0x43c [ 82.236292][ T4788] show_stack+0x2c/0x3c [ 82.236852][ T4788] __dump_stack+0x30/0x40 [ 82.237495][ T4788] dump_stack_lvl+0xf8/0x160 [ 82.238172][ T4788] dump_stack+0x1c/0x5c [ 82.238862][ T4788] bad_page+0x188/0x1a8 [ 82.239444][ T4788] check_free_page_bad+0xf4/0x16c [ 82.240206][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 82.241002][ T4788] free_unref_page_list+0xdc/0x754 [ 82.241774][ T4788] release_pages+0x13c8/0x16e0 [ 82.242452][ T4788] __pagevec_release+0x84/0xf8 [ 82.243114][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 82.243909][ T4788] truncate_inode_pages+0x2c/0x3c [ 82.244709][ T4788] dbUnmount+0xf4/0x168 [ 82.245338][ T4788] jfs_umount+0x1c4/0x328 [ 82.245952][ T4788] jfs_put_super+0x90/0x188 [ 82.246627][ T4788] generic_shutdown_super+0x130/0x2f0 [ 82.247396][ T4788] kill_block_super+0x70/0xdc [ 82.248061][ T4788] deactivate_locked_super+0xb8/0x13c [ 82.248822][ T4788] deactivate_super+0xf8/0x118 [ 82.249457][ T4788] cleanup_mnt+0x3a4/0x458 [ 82.250094][ T4788] __cleanup_mnt+0x20/0x30 [ 82.250782][ T4788] task_work_run+0x12c/0x1e0 [ 82.251480][ T4788] do_notify_resume+0x24b4/0x3128 [ 82.252211][ T4788] el0_svc+0xf0/0x1e0 [ 82.252787][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 82.253533][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 82.256753][ T4788] BUG: Bad page state in process syz-executor pfn:11e366 [ 82.257905][ T4788] page:000000005c35c70d refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x11e366 [ 82.260251][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 82.261778][ T4788] raw: 05ffc00000002006 fffffc000323bfc8 ffff80001fa175c0 0000000000000000 [ 82.263013][ T4788] raw: 0000000000000003 ffff0000e832caa8 00000000ffffffff 0000000000000000 [ 82.264214][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.265216][ T4788] Modules linked in: [ 82.265751][ T4788] CPU: 1 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 82.266998][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.268340][ T4788] Call trace: [ 82.268790][ T4788] dump_backtrace+0x0/0x43c [ 82.269436][ T4788] show_stack+0x2c/0x3c [ 82.270003][ T4788] __dump_stack+0x30/0x40 [ 82.270588][ T4788] dump_stack_lvl+0xf8/0x160 [ 82.271225][ T4788] dump_stack+0x1c/0x5c [ 82.271804][ T4788] bad_page+0x188/0x1a8 [ 82.272390][ T4788] check_free_page_bad+0xf4/0x16c [ 82.273110][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 82.273880][ T4788] free_unref_page_list+0xdc/0x754 [ 82.274605][ T4788] release_pages+0x13c8/0x16e0 [ 82.275265][ T4788] __pagevec_release+0x84/0xf8 [ 82.275931][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 82.276788][ T4788] truncate_inode_pages+0x2c/0x3c [ 82.277505][ T4788] dbUnmount+0xf4/0x168 [ 82.278070][ T4788] jfs_umount+0x1c4/0x328 [ 82.278659][ T4788] jfs_put_super+0x90/0x188 [ 82.279290][ T4788] generic_shutdown_super+0x130/0x2f0 [ 82.280011][ T4788] kill_block_super+0x70/0xdc [ 82.280639][ T4788] deactivate_locked_super+0xb8/0x13c [ 82.281319][ T4788] deactivate_super+0xf8/0x118 [ 82.281943][ T4788] cleanup_mnt+0x3a4/0x458 [ 82.282559][ T4788] __cleanup_mnt+0x20/0x30 [ 82.283187][ T4788] task_work_run+0x12c/0x1e0 [ 82.283855][ T4788] do_notify_resume+0x24b4/0x3128 [ 82.284593][ T4788] el0_svc+0xf0/0x1e0 [ 82.285191][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 82.285873][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 82.386601][ T5037] loop0: detected capacity change from 0 to 32768 [ 82.420290][ T4788] BUG: Bad page state in process syz-executor pfn:12dfe4 [ 82.421456][ T4788] page:00000000fbbdf323 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12dfe4 [ 82.422980][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 82.424414][ T4788] raw: 05ffc00000002006 fffffc000370e288 ffff80001fa175c0 0000000000000000 [ 82.425601][ T4788] raw: 0000000000000004 ffff0000dc2aeba0 00000000ffffffff 0000000000000000 [ 82.426903][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.427939][ T4788] Modules linked in: [ 82.428500][ T4788] CPU: 1 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 82.429791][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.431204][ T4788] Call trace: [ 82.431697][ T4788] dump_backtrace+0x0/0x43c [ 82.432372][ T4788] show_stack+0x2c/0x3c [ 82.432934][ T4788] __dump_stack+0x30/0x40 [ 82.433640][ T4788] dump_stack_lvl+0xf8/0x160 [ 82.434319][ T4788] dump_stack+0x1c/0x5c [ 82.434937][ T4788] bad_page+0x188/0x1a8 [ 82.435514][ T4788] check_free_page_bad+0xf4/0x16c [ 82.436277][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 82.436988][ T4788] free_unref_page_list+0xdc/0x754 [ 82.437769][ T4788] release_pages+0x13c8/0x16e0 [ 82.438445][ T4788] __pagevec_release+0x84/0xf8 [ 82.439152][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 82.439971][ T4788] truncate_inode_pages+0x2c/0x3c [ 82.440665][ T4788] dbUnmount+0xf4/0x168 [ 82.441279][ T4788] jfs_umount+0x1c4/0x328 [ 82.441936][ T4788] jfs_put_super+0x90/0x188 [ 82.442572][ T4788] generic_shutdown_super+0x130/0x2f0 [ 82.443347][ T4788] kill_block_super+0x70/0xdc [ 82.443973][ T4788] deactivate_locked_super+0xb8/0x13c [ 82.444727][ T4788] deactivate_super+0xf8/0x118 [ 82.445355][ T4788] cleanup_mnt+0x3a4/0x458 [ 82.445947][ T4788] __cleanup_mnt+0x20/0x30 [ 82.446595][ T4788] task_work_run+0x12c/0x1e0 [ 82.447228][ T4788] do_notify_resume+0x24b4/0x3128 [ 82.447983][ T4788] el0_svc+0xf0/0x1e0 [ 82.448525][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 82.449212][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 82.450781][ T4788] BUG: Bad page state in process syz-executor pfn:11c38a [ 82.452157][ T4788] page:00000000ca807c0e refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x11c38a [ 82.453633][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 82.454978][ T4788] raw: 05ffc00000002006 fffffc0003a48c48 ffff80001fa175c0 0000000000000000 [ 82.456190][ T4788] raw: 0000000000000003 ffff0000dc2aec98 00000000ffffffff 0000000000000000 [ 82.457379][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.458411][ T4788] Modules linked in: [ 82.458999][ T4788] CPU: 1 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 82.460276][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.461776][ T4788] Call trace: [ 82.462247][ T4788] dump_backtrace+0x0/0x43c [ 82.462908][ T4788] show_stack+0x2c/0x3c [ 82.463478][ T4788] __dump_stack+0x30/0x40 [ 82.464089][ T4788] dump_stack_lvl+0xf8/0x160 [ 82.464743][ T4788] dump_stack+0x1c/0x5c [ 82.465325][ T4788] bad_page+0x188/0x1a8 [ 82.465924][ T4788] check_free_page_bad+0xf4/0x16c [ 82.466615][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 82.467344][ T4788] free_unref_page_list+0xdc/0x754 [ 82.468015][ T4788] release_pages+0x13c8/0x16e0 [ 82.468638][ T4788] __pagevec_release+0x84/0xf8 [ 82.469314][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 82.470095][ T4788] truncate_inode_pages+0x2c/0x3c [ 82.470784][ T4788] dbUnmount+0xf4/0x168 [ 82.471328][ T4788] jfs_umount+0x1c4/0x328 [ 82.471904][ T4788] jfs_put_super+0x90/0x188 [ 82.472540][ T4788] generic_shutdown_super+0x130/0x2f0 [ 82.473315][ T4788] kill_block_super+0x70/0xdc [ 82.473949][ T4788] deactivate_locked_super+0xb8/0x13c [ 82.474747][ T4788] deactivate_super+0xf8/0x118 [ 82.475452][ T4788] cleanup_mnt+0x3a4/0x458 [ 82.476087][ T4788] __cleanup_mnt+0x20/0x30 [ 82.476660][ T4788] task_work_run+0x12c/0x1e0 [ 82.477306][ T4788] do_notify_resume+0x24b4/0x3128 [ 82.478015][ T4788] el0_svc+0xf0/0x1e0 [ 82.478587][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 82.479274][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 82.606131][ T5039] loop0: detected capacity change from 0 to 32768 [ 82.663533][ T4788] BUG: Bad page state in process syz-executor pfn:119eed [ 82.664674][ T4788] page:00000000a03e4a74 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x119eed [ 82.666269][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 82.667664][ T4788] raw: 05ffc00000002006 fffffc00032652c8 ffff80001fa175c0 0000000000000000 [ 82.668956][ T4788] raw: 0000000000000004 ffff0000d0aa0000 00000000ffffffff 0000000000000000 [ 82.679620][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.680696][ T4788] Modules linked in: [ 82.681285][ T4788] CPU: 1 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 82.682523][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.683872][ T4788] Call trace: [ 82.684342][ T4788] dump_backtrace+0x0/0x43c [ 82.684984][ T4788] show_stack+0x2c/0x3c [ 82.685547][ T4788] __dump_stack+0x30/0x40 [ 82.686171][ T4788] dump_stack_lvl+0xf8/0x160 [ 82.686782][ T4788] dump_stack+0x1c/0x5c [ 82.687372][ T4788] bad_page+0x188/0x1a8 [ 82.687921][ T4788] check_free_page_bad+0xf4/0x16c [ 82.688662][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 82.689419][ T4788] free_unref_page_list+0xdc/0x754 [ 82.690120][ T4788] release_pages+0x13c8/0x16e0 [ 82.690824][ T4788] __pagevec_release+0x84/0xf8 [ 82.691466][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 82.692312][ T4788] truncate_inode_pages+0x2c/0x3c [ 82.693085][ T4788] dbUnmount+0xf4/0x168 [ 82.693740][ T4788] jfs_umount+0x1c4/0x328 [ 82.694315][ T4788] jfs_put_super+0x90/0x188 [ 82.694936][ T4788] generic_shutdown_super+0x130/0x2f0 [ 82.695760][ T4788] kill_block_super+0x70/0xdc [ 82.696465][ T4788] deactivate_locked_super+0xb8/0x13c [ 82.697250][ T4788] deactivate_super+0xf8/0x118 [ 82.697944][ T4788] cleanup_mnt+0x3a4/0x458 [ 82.698570][ T4788] __cleanup_mnt+0x20/0x30 [ 82.699159][ T4788] task_work_run+0x12c/0x1e0 [ 82.699830][ T4788] do_notify_resume+0x24b4/0x3128 [ 82.700537][ T4788] el0_svc+0xf0/0x1e0 [ 82.701145][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 82.701804][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 82.703215][ T4788] BUG: Bad page state in process syz-executor pfn:10994b [ 82.704286][ T4788] page:00000000c81042a0 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x10994b [ 82.705782][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 82.707071][ T4788] raw: 05ffc00000002006 fffffc0003b07f08 ffff80001fa175c0 0000000000000000 [ 82.708269][ T4788] raw: 0000000000000003 ffff0000d0aa00f8 00000000ffffffff 0000000000000000 [ 82.709760][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.710781][ T4788] Modules linked in: [ 82.711390][ T4788] CPU: 1 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 82.712736][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.714158][ T4788] Call trace: [ 82.714602][ T4788] dump_backtrace+0x0/0x43c [ 82.715244][ T4788] show_stack+0x2c/0x3c [ 82.715803][ T4788] __dump_stack+0x30/0x40 [ 82.716404][ T4788] dump_stack_lvl+0xf8/0x160 [ 82.717032][ T4788] dump_stack+0x1c/0x5c [ 82.717675][ T4788] bad_page+0x188/0x1a8 [ 82.718236][ T4788] check_free_page_bad+0xf4/0x16c [ 82.718972][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 82.719745][ T4788] free_unref_page_list+0xdc/0x754 [ 82.720491][ T4788] release_pages+0x13c8/0x16e0 [ 82.721232][ T4788] __pagevec_release+0x84/0xf8 [ 82.721944][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 82.722749][ T4788] truncate_inode_pages+0x2c/0x3c [ 82.723461][ T4788] dbUnmount+0xf4/0x168 [ 82.724093][ T4788] jfs_umount+0x1c4/0x328 [ 82.724684][ T4788] jfs_put_super+0x90/0x188 [ 82.725314][ T4788] generic_shutdown_super+0x130/0x2f0 [ 82.726120][ T4788] kill_block_super+0x70/0xdc [ 82.726773][ T4788] deactivate_locked_super+0xb8/0x13c [ 82.727506][ T4788] deactivate_super+0xf8/0x118 [ 82.728171][ T4788] cleanup_mnt+0x3a4/0x458 [ 82.728780][ T4788] __cleanup_mnt+0x20/0x30 [ 82.729381][ T4788] task_work_run+0x12c/0x1e0 [ 82.730004][ T4788] do_notify_resume+0x24b4/0x3128 [ 82.730685][ T4788] el0_svc+0xf0/0x1e0 [ 82.731218][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 82.731928][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 82.847747][ T5041] loop0: detected capacity change from 0 to 32768 [ 82.908061][ T4788] BUG: Bad page state in process syz-executor pfn:12cb7b [ 82.910039][ T4788] page:0000000016e573db refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12cb7b [ 82.911641][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 82.913068][ T4788] raw: 05ffc00000002006 fffffc00036acec8 ffff80001fa175c0 0000000000000000 [ 82.914310][ T4788] raw: 0000000000000004 ffff0000d0aa0ba0 00000000ffffffff 0000000000000000 [ 82.915657][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.916775][ T4788] Modules linked in: [ 82.917374][ T4788] CPU: 0 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 82.918791][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.920320][ T4788] Call trace: [ 82.920858][ T4788] dump_backtrace+0x0/0x43c [ 82.921557][ T4788] show_stack+0x2c/0x3c [ 82.922228][ T4788] __dump_stack+0x30/0x40 [ 82.922838][ T4788] dump_stack_lvl+0xf8/0x160 [ 82.923512][ T4788] dump_stack+0x1c/0x5c [ 82.924155][ T4788] bad_page+0x188/0x1a8 [ 82.924803][ T4788] check_free_page_bad+0xf4/0x16c [ 82.925521][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 82.926391][ T4788] free_unref_page_list+0xdc/0x754 [ 82.927155][ T4788] release_pages+0x13c8/0x16e0 [ 82.927844][ T4788] __pagevec_release+0x84/0xf8 [ 82.928513][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 82.929339][ T4788] truncate_inode_pages+0x2c/0x3c [ 82.930014][ T4788] dbUnmount+0xf4/0x168 [ 82.930638][ T4788] jfs_umount+0x1c4/0x328 [ 82.931309][ T4788] jfs_put_super+0x90/0x188 [ 82.931912][ T4788] generic_shutdown_super+0x130/0x2f0 [ 82.932674][ T4788] kill_block_super+0x70/0xdc [ 82.933337][ T4788] deactivate_locked_super+0xb8/0x13c [ 82.934088][ T4788] deactivate_super+0xf8/0x118 [ 82.934788][ T4788] cleanup_mnt+0x3a4/0x458 [ 82.935426][ T4788] __cleanup_mnt+0x20/0x30 [ 82.936028][ T4788] task_work_run+0x12c/0x1e0 [ 82.936719][ T4788] do_notify_resume+0x24b4/0x3128 [ 82.937501][ T4788] el0_svc+0xf0/0x1e0 [ 82.938117][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 82.938895][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 82.940042][ T4788] BUG: Bad page state in process syz-executor pfn:11ab3b [ 82.941119][ T4788] page:00000000a2a1a24a refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x11ab3b [ 82.942602][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 82.944070][ T4788] raw: 05ffc00000002006 fffffc0003b07588 ffff80001fa175c0 0000000000000000 [ 82.945351][ T4788] raw: 0000000000000003 ffff0000d0aa0c98 00000000ffffffff 0000000000000000 [ 82.946692][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.947735][ T4788] Modules linked in: [ 82.948316][ T4788] CPU: 0 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 82.949579][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.951270][ T4788] Call trace: [ 82.951800][ T4788] dump_backtrace+0x0/0x43c [ 82.952487][ T4788] show_stack+0x2c/0x3c [ 82.953115][ T4788] __dump_stack+0x30/0x40 [ 82.953711][ T4788] dump_stack_lvl+0xf8/0x160 [ 82.954328][ T4788] dump_stack+0x1c/0x5c [ 82.955026][ T4788] bad_page+0x188/0x1a8 [ 82.955718][ T4788] check_free_page_bad+0xf4/0x16c [ 82.956482][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 82.957364][ T4788] free_unref_page_list+0xdc/0x754 [ 82.958075][ T4788] release_pages+0x13c8/0x16e0 [ 82.958710][ T4788] __pagevec_release+0x84/0xf8 [ 82.959437][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 82.960278][ T4788] truncate_inode_pages+0x2c/0x3c [ 82.961004][ T4788] dbUnmount+0xf4/0x168 [ 82.961579][ T4788] jfs_umount+0x1c4/0x328 [ 82.962162][ T4788] jfs_put_super+0x90/0x188 [ 82.962774][ T4788] generic_shutdown_super+0x130/0x2f0 [ 82.963548][ T4788] kill_block_super+0x70/0xdc [ 82.964232][ T4788] deactivate_locked_super+0xb8/0x13c [ 82.964974][ T4788] deactivate_super+0xf8/0x118 [ 82.965664][ T4788] cleanup_mnt+0x3a4/0x458 [ 82.966268][ T4788] __cleanup_mnt+0x20/0x30 [ 82.966891][ T4788] task_work_run+0x12c/0x1e0 [ 82.967651][ T4788] do_notify_resume+0x24b4/0x3128 [ 82.968486][ T4788] el0_svc+0xf0/0x1e0 [ 82.969075][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 82.969886][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 83.097959][ T5043] loop0: detected capacity change from 0 to 32768 [ 83.157008][ T4788] BUG: Bad page state in process syz-executor pfn:108364 [ 83.158127][ T4788] page:00000000e8111879 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x108364 [ 83.160084][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 83.161582][ T4788] raw: 05ffc00000002006 fffffc0003b7b788 ffff80001fa175c0 0000000000000000 [ 83.162896][ T4788] raw: 0000000000000004 ffff0000d4a8e3e0 00000000ffffffff 0000000000000000 [ 83.164158][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 83.165194][ T4788] Modules linked in: [ 83.165755][ T4788] CPU: 1 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 83.167072][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.168519][ T4788] Call trace: [ 83.168987][ T4788] dump_backtrace+0x0/0x43c [ 83.169672][ T4788] show_stack+0x2c/0x3c [ 83.170305][ T4788] __dump_stack+0x30/0x40 [ 83.170951][ T4788] dump_stack_lvl+0xf8/0x160 [ 83.171637][ T4788] dump_stack+0x1c/0x5c [ 83.172247][ T4788] bad_page+0x188/0x1a8 [ 83.172861][ T4788] check_free_page_bad+0xf4/0x16c [ 83.173606][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 83.174422][ T4788] free_unref_page_list+0xdc/0x754 [ 83.175203][ T4788] release_pages+0x13c8/0x16e0 [ 83.175893][ T4788] __pagevec_release+0x84/0xf8 [ 83.176575][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 83.177388][ T4788] truncate_inode_pages+0x2c/0x3c [ 83.178118][ T4788] dbUnmount+0xf4/0x168 [ 83.178721][ T4788] jfs_umount+0x1c4/0x328 [ 83.179316][ T4788] jfs_put_super+0x90/0x188 [ 83.179978][ T4788] generic_shutdown_super+0x130/0x2f0 [ 83.180728][ T4788] kill_block_super+0x70/0xdc [ 83.181368][ T4788] deactivate_locked_super+0xb8/0x13c [ 83.182113][ T4788] deactivate_super+0xf8/0x118 [ 83.182746][ T4788] cleanup_mnt+0x3a4/0x458 [ 83.183437][ T4788] __cleanup_mnt+0x20/0x30 [ 83.184035][ T4788] task_work_run+0x12c/0x1e0 [ 83.184679][ T4788] do_notify_resume+0x24b4/0x3128 [ 83.185379][ T4788] el0_svc+0xf0/0x1e0 [ 83.185986][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 83.186765][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 83.188043][ T4788] BUG: Bad page state in process syz-executor pfn:12dede [ 83.190193][ T4788] page:000000004e890772 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x12dede [ 83.191755][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 83.193179][ T4788] raw: 05ffc00000002006 fffffc00036832c8 ffff80001fa175c0 0000000000000000 [ 83.194484][ T4788] raw: 0000000000000003 ffff0000d4a8e4d8 00000000ffffffff 0000000000000000 [ 83.195724][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 83.196813][ T4788] Modules linked in: [ 83.197398][ T4788] CPU: 1 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 83.198655][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.200060][ T4788] Call trace: [ 83.200526][ T4788] dump_backtrace+0x0/0x43c [ 83.201148][ T4788] show_stack+0x2c/0x3c [ 83.201769][ T4788] __dump_stack+0x30/0x40 [ 83.202367][ T4788] dump_stack_lvl+0xf8/0x160 [ 83.203093][ T4788] dump_stack+0x1c/0x5c [ 83.203659][ T4788] bad_page+0x188/0x1a8 [ 83.204230][ T4788] check_free_page_bad+0xf4/0x16c [ 83.204944][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 83.205753][ T4788] free_unref_page_list+0xdc/0x754 [ 83.206454][ T4788] release_pages+0x13c8/0x16e0 [ 83.207154][ T4788] __pagevec_release+0x84/0xf8 [ 83.207836][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 83.208658][ T4788] truncate_inode_pages+0x2c/0x3c [ 83.209387][ T4788] dbUnmount+0xf4/0x168 [ 83.209964][ T4788] jfs_umount+0x1c4/0x328 [ 83.210570][ T4788] jfs_put_super+0x90/0x188 [ 83.211215][ T4788] generic_shutdown_super+0x130/0x2f0 [ 83.211914][ T4788] kill_block_super+0x70/0xdc [ 83.212564][ T4788] deactivate_locked_super+0xb8/0x13c [ 83.213313][ T4788] deactivate_super+0xf8/0x118 [ 83.213951][ T4788] cleanup_mnt+0x3a4/0x458 [ 83.214590][ T4788] __cleanup_mnt+0x20/0x30 [ 83.215333][ T4788] task_work_run+0x12c/0x1e0 [ 83.216068][ T4788] do_notify_resume+0x24b4/0x3128 [ 83.216893][ T4788] el0_svc+0xf0/0x1e0 [ 83.217471][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 83.218258][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 83.326239][ T5045] loop0: detected capacity change from 0 to 32768 [ 83.369138][ T4788] BUG: Bad page state in process syz-executor pfn:11a26d [ 83.370293][ T4788] page:0000000057c156f4 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x11a26d [ 83.371791][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 83.373329][ T4788] raw: 05ffc00000002006 fffffc000369ef48 ffff80001fa175c0 0000000000000000 [ 83.374561][ T4788] raw: 0000000000000004 ffff0000cd049d90 00000000ffffffff 0000000000000000 [ 83.375904][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 83.376981][ T4788] Modules linked in: [ 83.377587][ T4788] CPU: 0 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 83.378773][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.380166][ T4788] Call trace: [ 83.380620][ T4788] dump_backtrace+0x0/0x43c [ 83.381304][ T4788] show_stack+0x2c/0x3c [ 83.381898][ T4788] __dump_stack+0x30/0x40 [ 83.382532][ T4788] dump_stack_lvl+0xf8/0x160 [ 83.383226][ T4788] dump_stack+0x1c/0x5c [ 83.383805][ T4788] bad_page+0x188/0x1a8 [ 83.384418][ T4788] check_free_page_bad+0xf4/0x16c [ 83.385136][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 83.385893][ T4788] free_unref_page_list+0xdc/0x754 [ 83.386586][ T4788] release_pages+0x13c8/0x16e0 [ 83.387236][ T4788] __pagevec_release+0x84/0xf8 [ 83.387900][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 83.388717][ T4788] truncate_inode_pages+0x2c/0x3c [ 83.389507][ T4788] dbUnmount+0xf4/0x168 [ 83.390094][ T4788] jfs_umount+0x1c4/0x328 [ 83.390774][ T4788] jfs_put_super+0x90/0x188 [ 83.391399][ T4788] generic_shutdown_super+0x130/0x2f0 [ 83.392171][ T4788] kill_block_super+0x70/0xdc [ 83.392891][ T4788] deactivate_locked_super+0xb8/0x13c [ 83.393659][ T4788] deactivate_super+0xf8/0x118 [ 83.394349][ T4788] cleanup_mnt+0x3a4/0x458 [ 83.394978][ T4788] __cleanup_mnt+0x20/0x30 [ 83.395618][ T4788] task_work_run+0x12c/0x1e0 [ 83.396236][ T4788] do_notify_resume+0x24b4/0x3128 [ 83.397036][ T4788] el0_svc+0xf0/0x1e0 [ 83.397679][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 83.398392][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 83.399378][ T4788] BUG: Bad page state in process syz-executor pfn:11a7bd [ 83.400391][ T4788] page:00000000b3268aae refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x11a7bd [ 83.401892][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 83.403310][ T4788] raw: 05ffc00000002006 fffffc0003a464c8 ffff80001fa175c0 0000000000000000 [ 83.404467][ T4788] raw: 0000000000000003 ffff0000cd049e88 00000000ffffffff 0000000000000000 [ 83.405734][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 83.406775][ T4788] Modules linked in: [ 83.407348][ T4788] CPU: 0 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 83.408620][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.410037][ T4788] Call trace: [ 83.410517][ T4788] dump_backtrace+0x0/0x43c [ 83.411162][ T4788] show_stack+0x2c/0x3c [ 83.411793][ T4788] __dump_stack+0x30/0x40 [ 83.412407][ T4788] dump_stack_lvl+0xf8/0x160 [ 83.413121][ T4788] dump_stack+0x1c/0x5c [ 83.413696][ T4788] bad_page+0x188/0x1a8 [ 83.414293][ T4788] check_free_page_bad+0xf4/0x16c [ 83.414981][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 83.415728][ T4788] free_unref_page_list+0xdc/0x754 [ 83.416451][ T4788] release_pages+0x13c8/0x16e0 [ 83.417177][ T4788] __pagevec_release+0x84/0xf8 [ 83.417886][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 83.418702][ T4788] truncate_inode_pages+0x2c/0x3c [ 83.419429][ T4788] dbUnmount+0xf4/0x168 [ 83.420067][ T4788] jfs_umount+0x1c4/0x328 [ 83.420704][ T4788] jfs_put_super+0x90/0x188 [ 83.421287][ T4788] generic_shutdown_super+0x130/0x2f0 [ 83.422161][ T4788] kill_block_super+0x70/0xdc [ 83.422810][ T4788] deactivate_locked_super+0xb8/0x13c [ 83.423562][ T4788] deactivate_super+0xf8/0x118 [ 83.424197][ T4788] cleanup_mnt+0x3a4/0x458 [ 83.424862][ T4788] __cleanup_mnt+0x20/0x30 [ 83.425573][ T4788] task_work_run+0x12c/0x1e0 [ 83.426263][ T4788] do_notify_resume+0x24b4/0x3128 [ 83.426956][ T4788] el0_svc+0xf0/0x1e0 [ 83.427542][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 83.428279][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 83.566834][ T5047] loop0: detected capacity change from 0 to 32768 [ 83.638497][ T4788] BUG: Bad page state in process syz-executor pfn:12ca9f [ 83.639786][ T4788] page:000000001127c913 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12ca9f [ 83.641415][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 83.642851][ T4788] raw: 05ffc00000002006 fffffc00036b4c48 ffff80001fa175c0 0000000000000000 [ 83.644201][ T4788] raw: 0000000000000004 ffff0000cbfb85d0 00000000ffffffff 0000000000000000 [ 83.645559][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 83.646632][ T4788] Modules linked in: [ 83.647238][ T4788] CPU: 1 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 83.648476][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.649932][ T4788] Call trace: [ 83.650446][ T4788] dump_backtrace+0x0/0x43c [ 83.651105][ T4788] show_stack+0x2c/0x3c [ 83.651685][ T4788] __dump_stack+0x30/0x40 [ 83.652304][ T4788] dump_stack_lvl+0xf8/0x160 [ 83.652981][ T4788] dump_stack+0x1c/0x5c [ 83.653588][ T4788] bad_page+0x188/0x1a8 [ 83.654204][ T4788] check_free_page_bad+0xf4/0x16c [ 83.654971][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 83.655773][ T4788] free_unref_page_list+0xdc/0x754 [ 83.656476][ T4788] release_pages+0x13c8/0x16e0 [ 83.657198][ T4788] __pagevec_release+0x84/0xf8 [ 83.657927][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 83.658776][ T4788] truncate_inode_pages+0x2c/0x3c [ 83.659533][ T4788] dbUnmount+0xf4/0x168 [ 83.660119][ T4788] jfs_umount+0x1c4/0x328 [ 83.660779][ T4788] jfs_put_super+0x90/0x188 [ 83.661454][ T4788] generic_shutdown_super+0x130/0x2f0 [ 83.662206][ T4788] kill_block_super+0x70/0xdc [ 83.662855][ T4788] deactivate_locked_super+0xb8/0x13c [ 83.663650][ T4788] deactivate_super+0xf8/0x118 [ 83.664348][ T4788] cleanup_mnt+0x3a4/0x458 [ 83.664973][ T4788] __cleanup_mnt+0x20/0x30 [ 83.665611][ T4788] task_work_run+0x12c/0x1e0 [ 83.666304][ T4788] do_notify_resume+0x24b4/0x3128 [ 83.667050][ T4788] el0_svc+0xf0/0x1e0 [ 83.667577][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 83.668316][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 83.669506][ T4788] BUG: Bad page state in process syz-executor pfn:11ad31 [ 83.670564][ T4788] page:000000009e110f22 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x11ad31 [ 83.671999][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 83.673358][ T4788] raw: 05ffc00000002006 fffffc0003b1e348 ffff80001fa175c0 0000000000000000 [ 83.674653][ T4788] raw: 0000000000000003 ffff0000cbfb86c8 00000000ffffffff 0000000000000000 [ 83.675937][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 83.676937][ T4788] Modules linked in: [ 83.677481][ T4788] CPU: 1 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 83.678690][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.680234][ T4788] Call trace: [ 83.680723][ T4788] dump_backtrace+0x0/0x43c [ 83.681412][ T4788] show_stack+0x2c/0x3c [ 83.682060][ T4788] __dump_stack+0x30/0x40 [ 83.682735][ T4788] dump_stack_lvl+0xf8/0x160 [ 83.683448][ T4788] dump_stack+0x1c/0x5c [ 83.684097][ T4788] bad_page+0x188/0x1a8 [ 83.684713][ T4788] check_free_page_bad+0xf4/0x16c [ 83.685442][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 83.686234][ T4788] free_unref_page_list+0xdc/0x754 [ 83.686941][ T4788] release_pages+0x13c8/0x16e0 [ 83.687590][ T4788] __pagevec_release+0x84/0xf8 [ 83.688229][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 83.689036][ T4788] truncate_inode_pages+0x2c/0x3c [ 83.689748][ T4788] dbUnmount+0xf4/0x168 [ 83.690332][ T4788] jfs_umount+0x1c4/0x328 [ 83.690922][ T4788] jfs_put_super+0x90/0x188 [ 83.691579][ T4788] generic_shutdown_super+0x130/0x2f0 [ 83.692363][ T4788] kill_block_super+0x70/0xdc [ 83.693026][ T4788] deactivate_locked_super+0xb8/0x13c [ 83.693777][ T4788] deactivate_super+0xf8/0x118 [ 83.694387][ T4788] cleanup_mnt+0x3a4/0x458 [ 83.694947][ T4788] __cleanup_mnt+0x20/0x30 [ 83.695521][ T4788] task_work_run+0x12c/0x1e0 [ 83.696149][ T4788] do_notify_resume+0x24b4/0x3128 [ 83.696831][ T4788] el0_svc+0xf0/0x1e0 [ 83.697392][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 83.698127][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 83.831075][ T5049] loop0: detected capacity change from 0 to 32768 [ 83.863809][ T4788] BUG: Bad page state in process syz-executor pfn:12dee5 [ 83.864948][ T4788] page:000000000b96ba3b refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12dee5 [ 83.866562][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 83.868068][ T4788] raw: 05ffc00000002006 fffffc0003b51108 ffff80001fa175c0 0000000000000000 [ 83.877572][ T4788] raw: 0000000000000004 ffff0000d337e000 00000000ffffffff 0000000000000000 [ 83.878946][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 83.880415][ T4788] Modules linked in: [ 83.881033][ T4788] CPU: 0 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 83.882464][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.883928][ T4788] Call trace: [ 83.884408][ T4788] dump_backtrace+0x0/0x43c [ 83.885099][ T4788] show_stack+0x2c/0x3c [ 83.885712][ T4788] __dump_stack+0x30/0x40 [ 83.886366][ T4788] dump_stack_lvl+0xf8/0x160 [ 83.887055][ T4788] dump_stack+0x1c/0x5c [ 83.887670][ T4788] bad_page+0x188/0x1a8 [ 83.888333][ T4788] check_free_page_bad+0xf4/0x16c [ 83.889045][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 83.889826][ T4788] free_unref_page_list+0xdc/0x754 [ 83.890584][ T4788] release_pages+0x13c8/0x16e0 [ 83.891220][ T4788] __pagevec_release+0x84/0xf8 [ 83.891901][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 83.892710][ T4788] truncate_inode_pages+0x2c/0x3c [ 83.893452][ T4788] dbUnmount+0xf4/0x168 [ 83.894033][ T4788] jfs_umount+0x1c4/0x328 [ 83.894665][ T4788] jfs_put_super+0x90/0x188 [ 83.895318][ T4788] generic_shutdown_super+0x130/0x2f0 [ 83.896104][ T4788] kill_block_super+0x70/0xdc [ 83.896816][ T4788] deactivate_locked_super+0xb8/0x13c [ 83.897699][ T4788] deactivate_super+0xf8/0x118 [ 83.898519][ T4788] cleanup_mnt+0x3a4/0x458 [ 83.899220][ T4788] __cleanup_mnt+0x20/0x30 [ 83.899880][ T4788] task_work_run+0x12c/0x1e0 [ 83.900536][ T4788] do_notify_resume+0x24b4/0x3128 [ 83.901299][ T4788] el0_svc+0xf0/0x1e0 [ 83.901903][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 83.902686][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 83.904292][ T4788] BUG: Bad page state in process syz-executor pfn:12d444 [ 83.905389][ T4788] page:00000000d44cdc2a refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x12d444 [ 83.907041][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 83.908575][ T4788] raw: 05ffc00000002006 fffffc0003483548 ffff80001fa175c0 0000000000000000 [ 83.909951][ T4788] raw: 0000000000000003 ffff0000d337e0f8 00000000ffffffff 0000000000000000 [ 83.911195][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 83.912251][ T4788] Modules linked in: [ 83.912828][ T4788] CPU: 0 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 83.914072][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.915507][ T4788] Call trace: [ 83.915973][ T4788] dump_backtrace+0x0/0x43c [ 83.916614][ T4788] show_stack+0x2c/0x3c [ 83.917244][ T4788] __dump_stack+0x30/0x40 [ 83.917904][ T4788] dump_stack_lvl+0xf8/0x160 [ 83.918616][ T4788] dump_stack+0x1c/0x5c [ 83.919189][ T4788] bad_page+0x188/0x1a8 [ 83.919805][ T4788] check_free_page_bad+0xf4/0x16c [ 83.920506][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 83.921299][ T4788] free_unref_page_list+0xdc/0x754 [ 83.922097][ T4788] release_pages+0x13c8/0x16e0 [ 83.922844][ T4788] __pagevec_release+0x84/0xf8 [ 83.923637][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 83.924521][ T4788] truncate_inode_pages+0x2c/0x3c [ 83.925282][ T4788] dbUnmount+0xf4/0x168 [ 83.925868][ T4788] jfs_umount+0x1c4/0x328 [ 83.926513][ T4788] jfs_put_super+0x90/0x188 [ 83.927207][ T4788] generic_shutdown_super+0x130/0x2f0 [ 83.928018][ T4788] kill_block_super+0x70/0xdc [ 83.928706][ T4788] deactivate_locked_super+0xb8/0x13c [ 83.929544][ T4788] deactivate_super+0xf8/0x118 [ 83.930281][ T4788] cleanup_mnt+0x3a4/0x458 [ 83.931066][ T4788] __cleanup_mnt+0x20/0x30 [ 83.931758][ T4788] task_work_run+0x12c/0x1e0 [ 83.932505][ T4788] do_notify_resume+0x24b4/0x3128 [ 83.933282][ T4788] el0_svc+0xf0/0x1e0 [ 83.933913][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 83.934637][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 84.046300][ T5051] loop0: detected capacity change from 0 to 32768 [ 84.132253][ T4788] BUG: Bad page state in process syz-executor pfn:1292c9 [ 84.133428][ T4788] page:0000000003498474 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x1292c9 [ 84.135113][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 84.136580][ T4788] raw: 05ffc00000002006 fffffc0003b51348 ffff80001fa175c0 0000000000000000 [ 84.138038][ T4788] raw: 0000000000000004 ffff0000d72191f0 00000000ffffffff 0000000000000000 [ 84.139570][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 84.140718][ T4788] Modules linked in: [ 84.141372][ T4788] CPU: 0 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 84.142751][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.144211][ T4788] Call trace: [ 84.144736][ T4788] dump_backtrace+0x0/0x43c [ 84.145444][ T4788] show_stack+0x2c/0x3c [ 84.146092][ T4788] __dump_stack+0x30/0x40 [ 84.146733][ T4788] dump_stack_lvl+0xf8/0x160 [ 84.147430][ T4788] dump_stack+0x1c/0x5c [ 84.148049][ T4788] bad_page+0x188/0x1a8 [ 84.148692][ T4788] check_free_page_bad+0xf4/0x16c [ 84.149484][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 84.150258][ T4788] free_unref_page_list+0xdc/0x754 [ 84.151013][ T4788] release_pages+0x13c8/0x16e0 [ 84.151727][ T4788] __pagevec_release+0x84/0xf8 [ 84.152460][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 84.153324][ T4788] truncate_inode_pages+0x2c/0x3c [ 84.154005][ T4788] dbUnmount+0xf4/0x168 [ 84.154568][ T4788] jfs_umount+0x1c4/0x328 [ 84.155233][ T4788] jfs_put_super+0x90/0x188 [ 84.155910][ T4788] generic_shutdown_super+0x130/0x2f0 [ 84.156734][ T4788] kill_block_super+0x70/0xdc [ 84.157401][ T4788] deactivate_locked_super+0xb8/0x13c [ 84.158218][ T4788] deactivate_super+0xf8/0x118 [ 84.159004][ T4788] cleanup_mnt+0x3a4/0x458 [ 84.159689][ T4788] __cleanup_mnt+0x20/0x30 [ 84.160326][ T4788] task_work_run+0x12c/0x1e0 [ 84.161068][ T4788] do_notify_resume+0x24b4/0x3128 [ 84.161838][ T4788] el0_svc+0xf0/0x1e0 [ 84.162420][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 84.163156][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 84.164376][ T4788] BUG: Bad page state in process syz-executor pfn:12d44d [ 84.165416][ T4788] page:00000000c8df9cff refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x12d44d [ 84.166976][ T4788] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 84.168486][ T4788] raw: 05ffc00000002006 fffffc0003b1e108 ffff80001fa175c0 0000000000000000 [ 84.170337][ T4788] raw: 0000000000000003 ffff0000d72192e8 00000000ffffffff 0000000000000000 [ 84.171703][ T4788] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 84.172842][ T4788] Modules linked in: [ 84.173448][ T4788] CPU: 0 PID: 4788 Comm: syz-executor Tainted: G B syzkaller #0 [ 84.174718][ T4788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.176132][ T4788] Call trace: [ 84.176601][ T4788] dump_backtrace+0x0/0x43c [ 84.177230][ T4788] show_stack+0x2c/0x3c [ 84.177883][ T4788] __dump_stack+0x30/0x40 [ 84.178475][ T4788] dump_stack_lvl+0xf8/0x160 [ 84.179113][ T4788] dump_stack+0x1c/0x5c [ 84.179725][ T4788] bad_page+0x188/0x1a8 [ 84.180340][ T4788] check_free_page_bad+0xf4/0x16c [ 84.181061][ T4788] free_unref_page_prepare+0x744/0xaa0 [ 84.181844][ T4788] free_unref_page_list+0xdc/0x754 [ 84.182573][ T4788] release_pages+0x13c8/0x16e0 [ 84.183227][ T4788] __pagevec_release+0x84/0xf8 [ 84.183890][ T4788] truncate_inode_pages_range+0x29c/0x9b8 [ 84.184752][ T4788] truncate_inode_pages+0x2c/0x3c [ 84.185479][ T4788] dbUnmount+0xf4/0x168 [ 84.186095][ T4788] jfs_umount+0x1c4/0x328 [ 84.186824][ T4788] jfs_put_super+0x90/0x188 [ 84.187559][ T4788] generic_shutdown_super+0x130/0x2f0 [ 84.188354][ T4788] kill_block_super+0x70/0xdc [ 84.189019][ T4788] deactivate_locked_super+0xb8/0x13c [ 84.189794][ T4788] deactivate_super+0xf8/0x118 [ 84.190526][ T4788] cleanup_mnt+0x3a4/0x458 [ 84.191134][ T4788] __cleanup_mnt+0x20/0x30 [ 84.191780][ T4788] task_work_run+0x12c/0x1e0 [ 84.192445][ T4788] do_notify_resume+0x24b4/0x3128 [ 84.193202][ T4788] el0_svc+0xf0/0x1e0 [ 84.193800][ T4788] el0t_64_sync_handler+0xcc/0xe4 [ 84.194604][ T4788] el0t_64_sync+0x1a0/0x1a4 [ 84.327345][ T5053] loop0: detected capacity change from 0 to 32768 [ 84.509170][ T5055] loop0: detected capacity change from 0 to 32768 [ 84.670356][ T5057] loop0: detected capacity change from 0 to 32768 [ 84.783343][ T5059] loop0: detected capacity change from 0 to 32768 [ 84.920297][ T5061] loop0: detected capacity change from 0 to 32768 [ 85.129048][ T5063] loop0: detected capacity change from 0 to 32768 [ 85.277386][ T5065] loop0: detected capacity change from 0 to 32768 [ 85.480281][ T5067] loop0: detected capacity change from 0 to 32768 [ 85.625379][ T5069] loop0: detected capacity change from 0 to 32768 [ 85.738877][ T5071] loop0: detected capacity change from 0 to 32768 [ 85.887734][ T5073] loop0: detected capacity change from 0 to 32768 [ 85.998006][ T5075] loop0: detected capacity change from 0 to 32768 [ 86.114704][ T5077] loop0: detected capacity change from 0 to 32768 [ 86.270416][ T5079] loop0: detected capacity change from 0 to 32768 [ 86.389299][ T5081] loop0: detected capacity change from 0 to 32768 [ 86.539486][ T5083] loop0: detected capacity change from 0 to 32768 [ 86.651829][ T5085] loop0: detected capacity change from 0 to 32768 [ 86.761916][ T5087] loop0: detected capacity change from 0 to 32768 [ 86.963539][ T5089] loop0: detected capacity change from 0 to 32768 1970/01/01 00:01:27 executed programs: 51 [ 87.101304][ T5091] loop0: detected capacity change from 0 to 32768