Warning: Permanently added '10.128.0.238' (ED25519) to the list of known hosts. 1970/01/01 00:01:05 parsed 1 programs [ 66.989507][ T4616] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 69.609074][ T2064] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.610174][ T2064] ieee802154 phy1 wpan1: encryption failed: -22 [ 69.621090][ T2533] cfg80211: failed to load regulatory.db [ 70.673930][ T1621] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 70.675331][ T1621] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 70.680756][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 70.685108][ T354] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 70.686405][ T354] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 70.689571][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 70.879549][ T4655] chnl_net:caif_netlink_parms(): no params data found [ 70.897776][ T4655] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.899013][ T4655] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.900523][ T4655] device bridge_slave_0 entered promiscuous mode [ 70.902565][ T4655] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.903687][ T4655] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.905055][ T4655] device bridge_slave_1 entered promiscuous mode [ 70.913256][ T4655] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.915837][ T4655] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.926081][ T4655] team0: Port device team_slave_0 added [ 70.928523][ T4655] team0: Port device team_slave_1 added [ 70.935307][ T4655] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 70.936391][ T4655] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 70.940723][ T4655] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 70.943074][ T4655] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 70.944085][ T4655] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 70.948015][ T4655] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 71.008712][ T4655] device hsr_slave_0 entered promiscuous mode [ 71.047763][ T4655] device hsr_slave_1 entered promiscuous mode [ 71.589075][ T4655] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 71.624840][ T4655] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 71.668986][ T4655] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 71.701567][ T4655] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 71.770686][ T4655] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.774684][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.776191][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.781528][ T4655] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.784354][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.786029][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.789111][ T354] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.790252][ T354] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.791873][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.801082][ T578] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.802572][ T578] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.803970][ T578] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.805023][ T578] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.806566][ T578] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.811297][ T578] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.813519][ T578] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.815433][ T578] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.817005][ T578] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.822374][ T578] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.823916][ T578] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.828862][ T4655] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 71.830580][ T4655] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.837883][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.839420][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.841067][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 71.842594][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.844789][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.904182][ T4655] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.908786][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 71.910049][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 71.914177][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 71.915705][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 71.922503][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 71.924096][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 71.925679][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 71.927165][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 71.930495][ T4655] device veth0_vlan entered promiscuous mode [ 71.934054][ T4655] device veth1_vlan entered promiscuous mode [ 71.957344][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 71.959033][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 71.960486][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 71.961991][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 71.964462][ T4655] device veth0_macvtap entered promiscuous mode [ 71.966855][ T4655] device veth1_macvtap entered promiscuous mode [ 71.973243][ T4655] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 71.974468][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 71.976026][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 71.977415][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 71.980640][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 71.984058][ T4655] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 71.986346][ T4655] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.988822][ T4655] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.990091][ T4655] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.991395][ T4655] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.994040][ T578] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 71.995537][ T578] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 1970/01/01 00:01:12 executed programs: 0 [ 72.682593][ T4864] chnl_net:caif_netlink_parms(): no params data found [ 72.702339][ T4864] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.703490][ T4864] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.704936][ T4864] device bridge_slave_0 entered promiscuous mode [ 72.707007][ T4864] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.708582][ T4864] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.710209][ T4864] device bridge_slave_1 entered promiscuous mode [ 72.720394][ T4864] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.723041][ T4864] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.735397][ T4864] team0: Port device team_slave_0 added [ 72.737405][ T4864] team0: Port device team_slave_1 added [ 72.744947][ T4864] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 72.746225][ T4864] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 72.750645][ T4864] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 72.753060][ T4864] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 72.754199][ T4864] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 72.758503][ T4864] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 72.818836][ T4864] device hsr_slave_0 entered promiscuous mode [ 72.829498][ T4864] device hsr_slave_1 entered promiscuous mode [ 72.888658][ T4864] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 72.889897][ T4864] Cannot create hsr debugfs directory [ 72.922777][ T4864] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 74.648018][ T4162] Bluetooth: hci0: command 0x0409 tx timeout [ 75.315000][ T4864] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 76.727904][ T4162] Bluetooth: hci0: command 0x041b tx timeout [ 77.524930][ T4864] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 77.592780][ T4864] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 77.731565][ T4864] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 77.770022][ T4864] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 77.838622][ T4864] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 77.879645][ T4864] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 77.944483][ T4864] 8021q: adding VLAN 0 to HW filter on device bond0 [ 77.948995][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 77.950362][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 77.953136][ T4864] 8021q: adding VLAN 0 to HW filter on device team0 [ 77.955646][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 77.957209][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 77.960109][ T1621] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.961188][ T1621] bridge0: port 1(bridge_slave_0) entered forwarding state [ 77.962583][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 77.965217][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 77.966857][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 77.968475][ T1621] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.969554][ T1621] bridge0: port 2(bridge_slave_1) entered forwarding state [ 77.972090][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 77.974928][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 77.978756][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 77.980749][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 77.982432][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 77.984668][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 77.986259][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 77.991023][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 77.992604][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 77.995351][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 77.996816][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 78.000492][ T4864] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 78.039544][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 78.040762][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 78.043872][ T4864] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 78.063115][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 78.064650][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 78.072240][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 78.073853][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 78.075397][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 78.076758][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 78.079887][ T4864] device veth0_vlan entered promiscuous mode [ 78.083361][ T4864] device veth1_vlan entered promiscuous mode [ 78.091059][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 78.092674][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 78.094082][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 78.095594][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 78.099203][ T4864] device veth0_macvtap entered promiscuous mode [ 78.113484][ T4864] device veth1_macvtap entered promiscuous mode [ 78.120273][ T4864] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 78.121832][ T4864] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 78.123880][ T4864] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 78.124988][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 78.126565][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 78.128230][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 78.129826][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 78.132170][ T4864] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 78.133824][ T4864] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 78.135724][ T4864] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 78.136929][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 78.139273][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 78.142045][ T4864] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.143467][ T4864] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.144772][ T4864] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.145994][ T4864] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.173318][ T354] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 78.177104][ T354] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 78.180538][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 78.184129][ T148] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 78.185434][ T148] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 78.187024][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:18 executed programs: 2 [ 78.310351][ T5071] loop0: detected capacity change from 0 to 32768 [ 78.348361][ T5071] ======================================================= [ 78.348361][ T5071] WARNING: The mand mount option has been deprecated and [ 78.348361][ T5071] and is ignored by this kernel. Remove the mand [ 78.348361][ T5071] option from the mount to silence this warning. [ 78.348361][ T5071] ======================================================= [ 78.387426][ T4864] BUG: Bad page state in process syz-executor pfn:1119e4 [ 78.389279][ T4864] page:00000000ba488fc6 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x1119e4 [ 78.390907][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 78.392363][ T4864] raw: 05ffc00000002006 fffffc0003467948 ffff80001fd275c0 0000000000000000 [ 78.393653][ T4864] raw: 0000000000000004 ffff0000ca25eba0 00000000ffffffff 0000000000000000 [ 78.394902][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.396086][ T4864] Modules linked in: [ 78.396729][ T4864] CPU: 0 PID: 4864 Comm: syz-executor Not tainted syzkaller #0 [ 78.397883][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.399414][ T4864] Call trace: [ 78.399881][ T4864] dump_backtrace+0x0/0x43c [ 78.400558][ T4864] show_stack+0x2c/0x3c [ 78.401131][ T4864] __dump_stack+0x30/0x40 [ 78.401833][ T4864] dump_stack_lvl+0xf8/0x160 [ 78.402628][ T4864] dump_stack+0x1c/0x5c [ 78.403308][ T4864] bad_page+0x188/0x1a8 [ 78.403911][ T4864] check_free_page_bad+0xf4/0x16c [ 78.404619][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 78.405467][ T4864] free_unref_page_list+0xdc/0x754 [ 78.406271][ T4864] release_pages+0x13c8/0x16e0 [ 78.407025][ T4864] __pagevec_release+0x84/0xf8 [ 78.407802][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 78.408733][ T4864] truncate_inode_pages+0x2c/0x3c [ 78.409531][ T4864] dbUnmount+0xf4/0x168 [ 78.410201][ T4864] jfs_umount+0x1c4/0x328 [ 78.410926][ T4864] jfs_put_super+0x90/0x188 [ 78.411689][ T4864] generic_shutdown_super+0x130/0x2f0 [ 78.412561][ T4864] kill_block_super+0x70/0xdc [ 78.413325][ T4864] deactivate_locked_super+0xb8/0x13c [ 78.414173][ T4864] deactivate_super+0xf8/0x118 [ 78.414903][ T4864] cleanup_mnt+0x3a4/0x458 [ 78.415605][ T4864] __cleanup_mnt+0x20/0x30 [ 78.416313][ T4864] task_work_run+0x12c/0x1e0 [ 78.417068][ T4864] do_notify_resume+0x24b4/0x3128 [ 78.417866][ T4864] el0_svc+0xf0/0x1e0 [ 78.418506][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 78.419249][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 78.423603][ T4864] Disabling lock debugging due to kernel taint [ 78.424567][ T4864] BUG: Bad page state in process syz-executor pfn:1119e5 [ 78.425567][ T4864] page:00000000c84a48b7 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x1119e5 [ 78.427016][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 78.429407][ T4864] raw: 05ffc00000002006 fffffc0003a4f108 ffff80001fd275c0 0000000000000000 [ 78.430704][ T4864] raw: 0000000000000003 ffff0000ca25ec98 00000000ffffffff 0000000000000000 [ 78.432000][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.433072][ T4864] Modules linked in: [ 78.433646][ T4864] CPU: 0 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 78.434926][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.436407][ T4864] Call trace: [ 78.436866][ T4864] dump_backtrace+0x0/0x43c [ 78.437523][ T4864] show_stack+0x2c/0x3c [ 78.438139][ T4864] __dump_stack+0x30/0x40 [ 78.438798][ T4864] dump_stack_lvl+0xf8/0x160 [ 78.439518][ T4864] dump_stack+0x1c/0x5c [ 78.440185][ T4864] bad_page+0x188/0x1a8 [ 78.440849][ T4864] check_free_page_bad+0xf4/0x16c [ 78.441637][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 78.442570][ T4864] free_unref_page_list+0xdc/0x754 [ 78.443398][ T4864] release_pages+0x13c8/0x16e0 [ 78.444155][ T4864] __pagevec_release+0x84/0xf8 [ 78.444906][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 78.445763][ T4864] truncate_inode_pages+0x2c/0x3c [ 78.446532][ T4864] dbUnmount+0xf4/0x168 [ 78.447228][ T4864] jfs_umount+0x1c4/0x328 [ 78.447924][ T4864] jfs_put_super+0x90/0x188 [ 78.448631][ T4864] generic_shutdown_super+0x130/0x2f0 [ 78.449432][ T4864] kill_block_super+0x70/0xdc [ 78.450168][ T4864] deactivate_locked_super+0xb8/0x13c [ 78.450990][ T4864] deactivate_super+0xf8/0x118 [ 78.451691][ T4864] cleanup_mnt+0x3a4/0x458 [ 78.452357][ T4864] __cleanup_mnt+0x20/0x30 [ 78.453010][ T4864] task_work_run+0x12c/0x1e0 [ 78.453694][ T4864] do_notify_resume+0x24b4/0x3128 [ 78.454476][ T4864] el0_svc+0xf0/0x1e0 [ 78.455122][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 78.455936][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 78.596128][ T5073] loop0: detected capacity change from 0 to 32768 [ 78.626587][ T4864] BUG: Bad page state in process syz-executor pfn:10c39f [ 78.628522][ T4864] page:00000000b8f74c57 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10c39f [ 78.630019][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 78.631548][ T4864] raw: 05ffc00000002006 fffffc000352b3c8 ffff80001fd275c0 0000000000000000 [ 78.632973][ T4864] raw: 0000000000000004 ffff0000ec49dba0 00000000ffffffff 0000000000000000 [ 78.634337][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.635485][ T4864] Modules linked in: [ 78.636099][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 78.637462][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.639108][ T4864] Call trace: [ 78.639642][ T4864] dump_backtrace+0x0/0x43c [ 78.640354][ T4864] show_stack+0x2c/0x3c [ 78.641005][ T4864] __dump_stack+0x30/0x40 [ 78.641593][ T4864] dump_stack_lvl+0xf8/0x160 [ 78.642249][ T4864] dump_stack+0x1c/0x5c [ 78.642852][ T4864] bad_page+0x188/0x1a8 [ 78.643484][ T4864] check_free_page_bad+0xf4/0x16c [ 78.644276][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 78.645117][ T4864] free_unref_page_list+0xdc/0x754 [ 78.645944][ T4864] release_pages+0x13c8/0x16e0 [ 78.646716][ T4864] __pagevec_release+0x84/0xf8 [ 78.647495][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 78.648363][ T4864] truncate_inode_pages+0x2c/0x3c [ 78.649121][ T4864] dbUnmount+0xf4/0x168 [ 78.649733][ T4864] jfs_umount+0x1c4/0x328 [ 78.650428][ T4864] jfs_put_super+0x90/0x188 [ 78.651126][ T4864] generic_shutdown_super+0x130/0x2f0 [ 78.652014][ T4864] kill_block_super+0x70/0xdc [ 78.652783][ T4864] deactivate_locked_super+0xb8/0x13c [ 78.653567][ T4864] deactivate_super+0xf8/0x118 [ 78.654262][ T4864] cleanup_mnt+0x3a4/0x458 [ 78.654920][ T4864] __cleanup_mnt+0x20/0x30 [ 78.655581][ T4864] task_work_run+0x12c/0x1e0 [ 78.656299][ T4864] do_notify_resume+0x24b4/0x3128 [ 78.656978][ T4864] el0_svc+0xf0/0x1e0 [ 78.657520][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 78.658322][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 78.659367][ T4864] BUG: Bad page state in process syz-executor pfn:114acf [ 78.660406][ T4864] page:00000000fb48b91b refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x114acf [ 78.661931][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 78.663241][ T4864] raw: 05ffc00000002006 fffffc00037948c8 ffff80001fd275c0 0000000000000000 [ 78.664489][ T4864] raw: 0000000000000003 ffff0000ec49dc98 00000000ffffffff 0000000000000000 [ 78.665684][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.666721][ T4864] Modules linked in: [ 78.667315][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 78.668809][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.670425][ T4864] Call trace: [ 78.670929][ T4864] dump_backtrace+0x0/0x43c [ 78.671655][ T4864] show_stack+0x2c/0x3c [ 78.672269][ T4864] __dump_stack+0x30/0x40 [ 78.672926][ T4864] dump_stack_lvl+0xf8/0x160 [ 78.673658][ T4864] dump_stack+0x1c/0x5c [ 78.674326][ T4864] bad_page+0x188/0x1a8 [ 78.675009][ T4864] check_free_page_bad+0xf4/0x16c [ 78.675761][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 78.676692][ T4864] free_unref_page_list+0xdc/0x754 [ 78.677487][ T4864] release_pages+0x13c8/0x16e0 [ 78.678223][ T4864] __pagevec_release+0x84/0xf8 [ 78.678894][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 78.679711][ T4864] truncate_inode_pages+0x2c/0x3c [ 78.680484][ T4864] dbUnmount+0xf4/0x168 [ 78.681119][ T4864] jfs_umount+0x1c4/0x328 [ 78.681817][ T4864] jfs_put_super+0x90/0x188 [ 78.682546][ T4864] generic_shutdown_super+0x130/0x2f0 [ 78.683433][ T4864] kill_block_super+0x70/0xdc [ 78.684142][ T4864] deactivate_locked_super+0xb8/0x13c [ 78.685018][ T4864] deactivate_super+0xf8/0x118 [ 78.685756][ T4864] cleanup_mnt+0x3a4/0x458 [ 78.686445][ T4864] __cleanup_mnt+0x20/0x30 [ 78.687115][ T4864] task_work_run+0x12c/0x1e0 [ 78.687794][ T4864] do_notify_resume+0x24b4/0x3128 [ 78.688582][ T4864] el0_svc+0xf0/0x1e0 [ 78.689160][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 78.689967][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 78.793703][ T5075] loop0: detected capacity change from 0 to 32768 [ 78.807967][ T2533] Bluetooth: hci0: command 0x040f tx timeout [ 78.861441][ T4864] BUG: Bad page state in process syz-executor pfn:116ca0 [ 78.862686][ T4864] page:000000004df89923 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x116ca0 [ 78.864271][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 78.865809][ T4864] raw: 05ffc00000002006 fffffc00035cfdc8 ffff80001fd275c0 0000000000000000 [ 78.867113][ T4864] raw: 0000000000000004 ffff0000cac709b0 00000000ffffffff 0000000000000000 [ 78.868876][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.870037][ T4864] Modules linked in: [ 78.870666][ T4864] CPU: 0 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 78.872037][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.873544][ T4864] Call trace: [ 78.874074][ T4864] dump_backtrace+0x0/0x43c [ 78.874795][ T4864] show_stack+0x2c/0x3c [ 78.875397][ T4864] __dump_stack+0x30/0x40 [ 78.876051][ T4864] dump_stack_lvl+0xf8/0x160 [ 78.876795][ T4864] dump_stack+0x1c/0x5c [ 78.877457][ T4864] bad_page+0x188/0x1a8 [ 78.878107][ T4864] check_free_page_bad+0xf4/0x16c [ 78.878898][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 78.879770][ T4864] free_unref_page_list+0xdc/0x754 [ 78.880553][ T4864] release_pages+0x13c8/0x16e0 [ 78.881297][ T4864] __pagevec_release+0x84/0xf8 [ 78.882066][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 78.882888][ T4864] truncate_inode_pages+0x2c/0x3c [ 78.883643][ T4864] dbUnmount+0xf4/0x168 [ 78.884265][ T4864] jfs_umount+0x1c4/0x328 [ 78.884967][ T4864] jfs_put_super+0x90/0x188 [ 78.885674][ T4864] generic_shutdown_super+0x130/0x2f0 [ 78.886547][ T4864] kill_block_super+0x70/0xdc [ 78.887309][ T4864] deactivate_locked_super+0xb8/0x13c [ 78.888138][ T4864] deactivate_super+0xf8/0x118 [ 78.888902][ T4864] cleanup_mnt+0x3a4/0x458 [ 78.889586][ T4864] __cleanup_mnt+0x20/0x30 [ 78.890288][ T4864] task_work_run+0x12c/0x1e0 [ 78.891024][ T4864] do_notify_resume+0x24b4/0x3128 [ 78.891836][ T4864] el0_svc+0xf0/0x1e0 [ 78.892515][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 78.893384][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 78.895477][ T4864] BUG: Bad page state in process syz-executor pfn:1173f7 [ 78.896631][ T4864] page:00000000749d0304 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x1173f7 [ 78.898670][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 78.900140][ T4864] raw: 05ffc00000002006 fffffc000325f7c8 ffff80001fd275c0 0000000000000000 [ 78.901522][ T4864] raw: 0000000000000003 ffff0000cac70aa8 00000000ffffffff 0000000000000000 [ 78.902967][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.904133][ T4864] Modules linked in: [ 78.904790][ T4864] CPU: 0 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 78.906218][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.907847][ T4864] Call trace: [ 78.908360][ T4864] dump_backtrace+0x0/0x43c [ 78.909068][ T4864] show_stack+0x2c/0x3c [ 78.909729][ T4864] __dump_stack+0x30/0x40 [ 78.910434][ T4864] dump_stack_lvl+0xf8/0x160 [ 78.911184][ T4864] dump_stack+0x1c/0x5c [ 78.911873][ T4864] bad_page+0x188/0x1a8 [ 78.912538][ T4864] check_free_page_bad+0xf4/0x16c [ 78.913343][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 78.914174][ T4864] free_unref_page_list+0xdc/0x754 [ 78.914941][ T4864] release_pages+0x13c8/0x16e0 [ 78.915651][ T4864] __pagevec_release+0x84/0xf8 [ 78.916335][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 78.917148][ T4864] truncate_inode_pages+0x2c/0x3c [ 78.917932][ T4864] dbUnmount+0xf4/0x168 [ 78.918557][ T4864] jfs_umount+0x1c4/0x328 [ 78.919226][ T4864] jfs_put_super+0x90/0x188 [ 78.919970][ T4864] generic_shutdown_super+0x130/0x2f0 [ 78.920875][ T4864] kill_block_super+0x70/0xdc [ 78.921562][ T4864] deactivate_locked_super+0xb8/0x13c [ 78.922369][ T4864] deactivate_super+0xf8/0x118 [ 78.923128][ T4864] cleanup_mnt+0x3a4/0x458 [ 78.923832][ T4864] __cleanup_mnt+0x20/0x30 [ 78.924542][ T4864] task_work_run+0x12c/0x1e0 [ 78.925353][ T4864] do_notify_resume+0x24b4/0x3128 [ 78.926200][ T4864] el0_svc+0xf0/0x1e0 [ 78.926824][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 78.927612][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 79.068006][ T5077] loop0: detected capacity change from 0 to 32768 [ 79.133721][ T4864] BUG: Bad page state in process syz-executor pfn:10796a [ 79.134904][ T4864] page:0000000043146158 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10796a [ 79.136456][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.138681][ T4864] raw: 05ffc00000002006 fffffc0003666a88 ffff80001fd275c0 0000000000000000 [ 79.139914][ T4864] raw: 0000000000000004 ffff0000d6a637c0 00000000ffffffff 0000000000000000 [ 79.141160][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.142275][ T4864] Modules linked in: [ 79.142932][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.144335][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.145818][ T4864] Call trace: [ 79.146273][ T4864] dump_backtrace+0x0/0x43c [ 79.146891][ T4864] show_stack+0x2c/0x3c [ 79.147520][ T4864] __dump_stack+0x30/0x40 [ 79.148248][ T4864] dump_stack_lvl+0xf8/0x160 [ 79.149032][ T4864] dump_stack+0x1c/0x5c [ 79.149697][ T4864] bad_page+0x188/0x1a8 [ 79.150314][ T4864] check_free_page_bad+0xf4/0x16c [ 79.151090][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 79.151947][ T4864] free_unref_page_list+0xdc/0x754 [ 79.152706][ T4864] release_pages+0x13c8/0x16e0 [ 79.153459][ T4864] __pagevec_release+0x84/0xf8 [ 79.154216][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 79.155136][ T4864] truncate_inode_pages+0x2c/0x3c [ 79.155981][ T4864] dbUnmount+0xf4/0x168 [ 79.156624][ T4864] jfs_umount+0x1c4/0x328 [ 79.157308][ T4864] jfs_put_super+0x90/0x188 [ 79.158000][ T4864] generic_shutdown_super+0x130/0x2f0 [ 79.158818][ T4864] kill_block_super+0x70/0xdc [ 79.159523][ T4864] deactivate_locked_super+0xb8/0x13c [ 79.160326][ T4864] deactivate_super+0xf8/0x118 [ 79.160996][ T4864] cleanup_mnt+0x3a4/0x458 [ 79.161681][ T4864] __cleanup_mnt+0x20/0x30 [ 79.162336][ T4864] task_work_run+0x12c/0x1e0 [ 79.163072][ T4864] do_notify_resume+0x24b4/0x3128 [ 79.163820][ T4864] el0_svc+0xf0/0x1e0 [ 79.164395][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 79.165226][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 79.166289][ T4864] BUG: Bad page state in process syz-executor pfn:1199aa [ 79.167350][ T4864] page:000000007853a872 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x1199aa [ 79.169017][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.170594][ T4864] raw: 05ffc00000002006 fffffc000367ccc8 ffff80001fd275c0 0000000000000000 [ 79.171918][ T4864] raw: 0000000000000003 ffff0000d6a638b8 00000000ffffffff 0000000000000000 [ 79.173353][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.174476][ T4864] Modules linked in: [ 79.175100][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.176474][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.177879][ T4864] Call trace: [ 79.178349][ T4864] dump_backtrace+0x0/0x43c [ 79.178999][ T4864] show_stack+0x2c/0x3c [ 79.179619][ T4864] __dump_stack+0x30/0x40 [ 79.180259][ T4864] dump_stack_lvl+0xf8/0x160 [ 79.180892][ T4864] dump_stack+0x1c/0x5c [ 79.181575][ T4864] bad_page+0x188/0x1a8 [ 79.182219][ T4864] check_free_page_bad+0xf4/0x16c [ 79.183030][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 79.183876][ T4864] free_unref_page_list+0xdc/0x754 [ 79.184726][ T4864] release_pages+0x13c8/0x16e0 [ 79.185430][ T4864] __pagevec_release+0x84/0xf8 [ 79.186168][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 79.187013][ T4864] truncate_inode_pages+0x2c/0x3c [ 79.187775][ T4864] dbUnmount+0xf4/0x168 [ 79.188415][ T4864] jfs_umount+0x1c4/0x328 [ 79.189072][ T4864] jfs_put_super+0x90/0x188 [ 79.189779][ T4864] generic_shutdown_super+0x130/0x2f0 [ 79.190540][ T4864] kill_block_super+0x70/0xdc [ 79.191178][ T4864] deactivate_locked_super+0xb8/0x13c [ 79.191941][ T4864] deactivate_super+0xf8/0x118 [ 79.192695][ T4864] cleanup_mnt+0x3a4/0x458 [ 79.193396][ T4864] __cleanup_mnt+0x20/0x30 [ 79.194096][ T4864] task_work_run+0x12c/0x1e0 [ 79.194861][ T4864] do_notify_resume+0x24b4/0x3128 [ 79.195647][ T4864] el0_svc+0xf0/0x1e0 [ 79.196241][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 79.196998][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 79.326917][ T5079] loop0: detected capacity change from 0 to 32768 [ 79.394057][ T4864] BUG: Bad page state in process syz-executor pfn:11cc7a [ 79.395143][ T4864] page:00000000754009ce refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x11cc7a [ 79.396690][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.398474][ T4864] raw: 05ffc00000002006 fffffc00036f1a88 ffff80001fd275c0 0000000000000000 [ 79.399790][ T4864] raw: 0000000000000004 ffff0000ebe255d0 00000000ffffffff 0000000000000000 [ 79.401191][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.402309][ T4864] Modules linked in: [ 79.402950][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.404379][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.405923][ T4864] Call trace: [ 79.406409][ T4864] dump_backtrace+0x0/0x43c [ 79.407055][ T4864] show_stack+0x2c/0x3c [ 79.407722][ T4864] __dump_stack+0x30/0x40 [ 79.408387][ T4864] dump_stack_lvl+0xf8/0x160 [ 79.409056][ T4864] dump_stack+0x1c/0x5c [ 79.409691][ T4864] bad_page+0x188/0x1a8 [ 79.410330][ T4864] check_free_page_bad+0xf4/0x16c [ 79.411052][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 79.411916][ T4864] free_unref_page_list+0xdc/0x754 [ 79.412718][ T4864] release_pages+0x13c8/0x16e0 [ 79.413423][ T4864] __pagevec_release+0x84/0xf8 [ 79.414169][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 79.415008][ T4864] truncate_inode_pages+0x2c/0x3c [ 79.415723][ T4864] dbUnmount+0xf4/0x168 [ 79.416335][ T4864] jfs_umount+0x1c4/0x328 [ 79.416954][ T4864] jfs_put_super+0x90/0x188 [ 79.417625][ T4864] generic_shutdown_super+0x130/0x2f0 [ 79.418422][ T4864] kill_block_super+0x70/0xdc [ 79.419134][ T4864] deactivate_locked_super+0xb8/0x13c [ 79.419917][ T4864] deactivate_super+0xf8/0x118 [ 79.420578][ T4864] cleanup_mnt+0x3a4/0x458 [ 79.421278][ T4864] __cleanup_mnt+0x20/0x30 [ 79.421917][ T4864] task_work_run+0x12c/0x1e0 [ 79.422566][ T4864] do_notify_resume+0x24b4/0x3128 [ 79.423314][ T4864] el0_svc+0xf0/0x1e0 [ 79.423920][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 79.424728][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 79.425542][ T4864] BUG: Bad page state in process syz-executor pfn:11bc6a [ 79.426661][ T4864] page:000000000879376c refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x11bc6a [ 79.428901][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.430407][ T4864] raw: 05ffc00000002006 fffffc000336cfc8 ffff80001fd275c0 0000000000000000 [ 79.431752][ T4864] raw: 0000000000000003 ffff0000ebe256c8 00000000ffffffff 0000000000000000 [ 79.433078][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.434191][ T4864] Modules linked in: [ 79.434779][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.436110][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.437543][ T4864] Call trace: [ 79.438051][ T4864] dump_backtrace+0x0/0x43c [ 79.438758][ T4864] show_stack+0x2c/0x3c [ 79.439368][ T4864] __dump_stack+0x30/0x40 [ 79.440001][ T4864] dump_stack_lvl+0xf8/0x160 [ 79.440716][ T4864] dump_stack+0x1c/0x5c [ 79.441366][ T4864] bad_page+0x188/0x1a8 [ 79.442003][ T4864] check_free_page_bad+0xf4/0x16c [ 79.442724][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 79.443540][ T4864] free_unref_page_list+0xdc/0x754 [ 79.444366][ T4864] release_pages+0x13c8/0x16e0 [ 79.445070][ T4864] __pagevec_release+0x84/0xf8 [ 79.445790][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 79.446665][ T4864] truncate_inode_pages+0x2c/0x3c [ 79.447382][ T4864] dbUnmount+0xf4/0x168 [ 79.447953][ T4864] jfs_umount+0x1c4/0x328 [ 79.448632][ T4864] jfs_put_super+0x90/0x188 [ 79.449273][ T4864] generic_shutdown_super+0x130/0x2f0 [ 79.450043][ T4864] kill_block_super+0x70/0xdc [ 79.450695][ T4864] deactivate_locked_super+0xb8/0x13c [ 79.451450][ T4864] deactivate_super+0xf8/0x118 [ 79.452177][ T4864] cleanup_mnt+0x3a4/0x458 [ 79.452876][ T4864] __cleanup_mnt+0x20/0x30 [ 79.453592][ T4864] task_work_run+0x12c/0x1e0 [ 79.454365][ T4864] do_notify_resume+0x24b4/0x3128 [ 79.455218][ T4864] el0_svc+0xf0/0x1e0 [ 79.455873][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 79.456692][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 79.590129][ T5081] loop0: detected capacity change from 0 to 32768 [ 79.664795][ T4864] BUG: Bad page state in process syz-executor pfn:11260a [ 79.665935][ T4864] page:00000000bd770f95 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x11260a [ 79.667409][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.669174][ T4864] raw: 05ffc00000002006 fffffc0003498208 ffff80001fd275c0 0000000000000000 [ 79.670519][ T4864] raw: 0000000000000004 ffff0000d6ca83e0 00000000ffffffff 0000000000000000 [ 79.671916][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.673026][ T4864] Modules linked in: [ 79.673818][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.675225][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.676706][ T4864] Call trace: [ 79.677242][ T4864] dump_backtrace+0x0/0x43c [ 79.677979][ T4864] show_stack+0x2c/0x3c [ 79.678657][ T4864] __dump_stack+0x30/0x40 [ 79.679316][ T4864] dump_stack_lvl+0xf8/0x160 [ 79.680050][ T4864] dump_stack+0x1c/0x5c [ 79.680671][ T4864] bad_page+0x188/0x1a8 [ 79.681269][ T4864] check_free_page_bad+0xf4/0x16c [ 79.681970][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 79.682760][ T4864] free_unref_page_list+0xdc/0x754 [ 79.683562][ T4864] release_pages+0x13c8/0x16e0 [ 79.684304][ T4864] __pagevec_release+0x84/0xf8 [ 79.684999][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 79.685847][ T4864] truncate_inode_pages+0x2c/0x3c [ 79.686572][ T4864] dbUnmount+0xf4/0x168 [ 79.687205][ T4864] jfs_umount+0x1c4/0x328 [ 79.687865][ T4864] jfs_put_super+0x90/0x188 [ 79.688525][ T4864] generic_shutdown_super+0x130/0x2f0 [ 79.689326][ T4864] kill_block_super+0x70/0xdc [ 79.690019][ T4864] deactivate_locked_super+0xb8/0x13c [ 79.690898][ T4864] deactivate_super+0xf8/0x118 [ 79.691653][ T4864] cleanup_mnt+0x3a4/0x458 [ 79.692311][ T4864] __cleanup_mnt+0x20/0x30 [ 79.692921][ T4864] task_work_run+0x12c/0x1e0 [ 79.693596][ T4864] do_notify_resume+0x24b4/0x3128 [ 79.694410][ T4864] el0_svc+0xf0/0x1e0 [ 79.695044][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 79.695856][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 79.698004][ T4864] BUG: Bad page state in process syz-executor pfn:112608 [ 79.699301][ T4864] page:000000005b113c3f refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x112608 [ 79.700988][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.702429][ T4864] raw: 05ffc00000002006 fffffc000368e4c8 ffff80001fd275c0 0000000000000000 [ 79.703648][ T4864] raw: 0000000000000003 ffff0000d6ca84d8 00000000ffffffff 0000000000000000 [ 79.704963][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.706122][ T4864] Modules linked in: [ 79.706754][ T4864] CPU: 0 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.708160][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.709749][ T4864] Call trace: [ 79.710254][ T4864] dump_backtrace+0x0/0x43c [ 79.710951][ T4864] show_stack+0x2c/0x3c [ 79.711575][ T4864] __dump_stack+0x30/0x40 [ 79.712251][ T4864] dump_stack_lvl+0xf8/0x160 [ 79.712948][ T4864] dump_stack+0x1c/0x5c [ 79.713598][ T4864] bad_page+0x188/0x1a8 [ 79.714284][ T4864] check_free_page_bad+0xf4/0x16c [ 79.715006][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 79.715859][ T4864] free_unref_page_list+0xdc/0x754 [ 79.716719][ T4864] release_pages+0x13c8/0x16e0 [ 79.717449][ T4864] __pagevec_release+0x84/0xf8 [ 79.718164][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 79.719076][ T4864] truncate_inode_pages+0x2c/0x3c [ 79.719929][ T4864] dbUnmount+0xf4/0x168 [ 79.720628][ T4864] jfs_umount+0x1c4/0x328 [ 79.721357][ T4864] jfs_put_super+0x90/0x188 [ 79.722139][ T4864] generic_shutdown_super+0x130/0x2f0 [ 79.723057][ T4864] kill_block_super+0x70/0xdc [ 79.723882][ T4864] deactivate_locked_super+0xb8/0x13c [ 79.724733][ T4864] deactivate_super+0xf8/0x118 [ 79.725464][ T4864] cleanup_mnt+0x3a4/0x458 [ 79.726216][ T4864] __cleanup_mnt+0x20/0x30 [ 79.726939][ T4864] task_work_run+0x12c/0x1e0 [ 79.727657][ T4864] do_notify_resume+0x24b4/0x3128 [ 79.728436][ T4864] el0_svc+0xf0/0x1e0 [ 79.729077][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 79.729844][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 79.820519][ T136] device hsr_slave_0 left promiscuous mode [ 79.848918][ T5083] loop0: detected capacity change from 0 to 32768 [ 79.867853][ T136] device hsr_slave_1 left promiscuous mode [ 79.903396][ T4864] BUG: Bad page state in process syz-executor pfn:111f8a [ 79.904570][ T4864] page:00000000cb719b7f refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x111f8a [ 79.906224][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.907948][ T4864] raw: 05ffc00000002006 fffffc000347c008 ffff80001fd275c0 0000000000000000 [ 79.909308][ T4864] raw: 0000000000000004 ffff0000c15a59b0 00000000ffffffff 0000000000000000 [ 79.910701][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.911874][ T4864] Modules linked in: [ 79.912520][ T4864] CPU: 0 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.913932][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.915453][ T4864] Call trace: [ 79.915901][ T4864] dump_backtrace+0x0/0x43c [ 79.916481][ T4864] show_stack+0x2c/0x3c [ 79.917098][ T4864] __dump_stack+0x30/0x40 [ 79.917755][ T4864] dump_stack_lvl+0xf8/0x160 [ 79.918476][ T4864] dump_stack+0x1c/0x5c [ 79.919091][ T4864] bad_page+0x188/0x1a8 [ 79.919692][ T4864] check_free_page_bad+0xf4/0x16c [ 79.920438][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 79.921339][ T4864] free_unref_page_list+0xdc/0x754 [ 79.922142][ T4864] release_pages+0x13c8/0x16e0 [ 79.922916][ T4864] __pagevec_release+0x84/0xf8 [ 79.923724][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 79.924601][ T4864] truncate_inode_pages+0x2c/0x3c [ 79.925411][ T4864] dbUnmount+0xf4/0x168 [ 79.926092][ T4864] jfs_umount+0x1c4/0x328 [ 79.926816][ T4864] jfs_put_super+0x90/0x188 [ 79.927533][ T4864] generic_shutdown_super+0x130/0x2f0 [ 79.928421][ T4864] kill_block_super+0x70/0xdc [ 79.929126][ T4864] deactivate_locked_super+0xb8/0x13c [ 79.929982][ T4864] deactivate_super+0xf8/0x118 [ 79.930730][ T4864] cleanup_mnt+0x3a4/0x458 [ 79.931381][ T4864] __cleanup_mnt+0x20/0x30 [ 79.932065][ T4864] task_work_run+0x12c/0x1e0 [ 79.932735][ T4864] do_notify_resume+0x24b4/0x3128 [ 79.933506][ T4864] el0_svc+0xf0/0x1e0 [ 79.934174][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 79.935019][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 79.936278][ T4864] BUG: Bad page state in process syz-executor pfn:111f00 [ 79.937410][ T4864] page:000000008a394a30 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x111f00 [ 79.939810][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.939827][ T136] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 79.941348][ T4864] raw: 05ffc00000002006 fffffc0003052188 ffff80001fd275c0 0000000000000000 [ 79.942493][ T136] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 79.943779][ T4864] raw: 0000000000000003 ffff0000c15a5aa8 00000000ffffffff 0000000000000000 [ 79.946106][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.947156][ T136] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 79.947178][ T4864] Modules linked in: [ 79.949923][ T4864] CPU: 0 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.950102][ T136] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 79.951217][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.953917][ T4864] Call trace: [ 79.954405][ T4864] dump_backtrace+0x0/0x43c [ 79.955119][ T4864] show_stack+0x2c/0x3c [ 79.955814][ T4864] __dump_stack+0x30/0x40 [ 79.956508][ T4864] dump_stack_lvl+0xf8/0x160 [ 79.957237][ T4864] dump_stack+0x1c/0x5c [ 79.957896][ T4864] bad_page+0x188/0x1a8 [ 79.958584][ T4864] check_free_page_bad+0xf4/0x16c [ 79.959415][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 79.960287][ T4864] free_unref_page_list+0xdc/0x754 [ 79.961170][ T4864] release_pages+0x13c8/0x16e0 [ 79.961992][ T4864] __pagevec_release+0x84/0xf8 [ 79.962809][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 79.963778][ T4864] truncate_inode_pages+0x2c/0x3c [ 79.964577][ T4864] dbUnmount+0xf4/0x168 [ 79.965273][ T4864] jfs_umount+0x1c4/0x328 [ 79.965937][ T4864] jfs_put_super+0x90/0x188 [ 79.966644][ T4864] generic_shutdown_super+0x130/0x2f0 [ 79.967540][ T4864] kill_block_super+0x70/0xdc [ 79.968330][ T4864] deactivate_locked_super+0xb8/0x13c [ 79.969187][ T4864] deactivate_super+0xf8/0x118 [ 79.969988][ T4864] cleanup_mnt+0x3a4/0x458 [ 79.970704][ T4864] __cleanup_mnt+0x20/0x30 [ 79.971323][ T4864] task_work_run+0x12c/0x1e0 [ 79.972005][ T4864] do_notify_resume+0x24b4/0x3128 [ 79.972753][ T4864] el0_svc+0xf0/0x1e0 [ 79.973405][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 79.974169][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 79.976735][ T136] device bridge_slave_1 left promiscuous mode [ 79.977734][ T136] bridge0: port 2(bridge_slave_1) entered disabled state [ 80.008795][ T136] device bridge_slave_0 left promiscuous mode [ 80.009862][ T136] bridge0: port 1(bridge_slave_0) entered disabled state [ 80.076511][ T5085] loop0: detected capacity change from 0 to 32768 [ 80.168055][ T136] device veth1_macvtap left promiscuous mode [ 80.169121][ T136] device veth0_macvtap left promiscuous mode [ 80.170138][ T136] device veth1_vlan left promiscuous mode [ 80.171076][ T136] device veth0_vlan left promiscuous mode [ 80.179317][ T4864] BUG: Bad page state in process syz-executor pfn:12c1b0 [ 80.180455][ T4864] page:000000000744f0e2 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12c1b0 [ 80.181951][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.183316][ T4864] raw: 05ffc00000002006 fffffc00031e1c08 ffff80001fd275c0 0000000000000000 [ 80.184520][ T4864] raw: 0000000000000004 ffff0000c78d41f0 00000000ffffffff 0000000000000000 [ 80.185778][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.186823][ T4864] Modules linked in: [ 80.187426][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.188905][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.190552][ T4864] Call trace: [ 80.191097][ T4864] dump_backtrace+0x0/0x43c [ 80.191808][ T4864] show_stack+0x2c/0x3c [ 80.192474][ T4864] __dump_stack+0x30/0x40 [ 80.193179][ T4864] dump_stack_lvl+0xf8/0x160 [ 80.193824][ T4864] dump_stack+0x1c/0x5c [ 80.194443][ T4864] bad_page+0x188/0x1a8 [ 80.195116][ T4864] check_free_page_bad+0xf4/0x16c [ 80.195931][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 80.196828][ T4864] free_unref_page_list+0xdc/0x754 [ 80.197662][ T4864] release_pages+0x13c8/0x16e0 [ 80.198409][ T4864] __pagevec_release+0x84/0xf8 [ 80.199079][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 80.199980][ T4864] truncate_inode_pages+0x2c/0x3c [ 80.200818][ T4864] dbUnmount+0xf4/0x168 [ 80.201520][ T4864] jfs_umount+0x1c4/0x328 [ 80.202281][ T4864] jfs_put_super+0x90/0x188 [ 80.203005][ T4864] generic_shutdown_super+0x130/0x2f0 [ 80.203828][ T4864] kill_block_super+0x70/0xdc [ 80.204573][ T4864] deactivate_locked_super+0xb8/0x13c [ 80.205458][ T4864] deactivate_super+0xf8/0x118 [ 80.206244][ T4864] cleanup_mnt+0x3a4/0x458 [ 80.206981][ T4864] __cleanup_mnt+0x20/0x30 [ 80.207677][ T4864] task_work_run+0x12c/0x1e0 [ 80.208416][ T4864] do_notify_resume+0x24b4/0x3128 [ 80.209263][ T4864] el0_svc+0xf0/0x1e0 [ 80.209895][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 80.210662][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 80.212660][ T4864] BUG: Bad page state in process syz-executor pfn:107870 [ 80.213782][ T4864] page:00000000b2dd5024 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x107870 [ 80.215381][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.216897][ T4864] raw: 05ffc00000002006 fffffc000323d648 ffff80001fd275c0 0000000000000000 [ 80.218661][ T4864] raw: 0000000000000003 ffff0000c78d42e8 00000000ffffffff 0000000000000000 [ 80.219951][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.221049][ T4864] Modules linked in: [ 80.221670][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.222950][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.224308][ T4864] Call trace: [ 80.224775][ T4864] dump_backtrace+0x0/0x43c [ 80.225422][ T4864] show_stack+0x2c/0x3c [ 80.226039][ T4864] __dump_stack+0x30/0x40 [ 80.226777][ T4864] dump_stack_lvl+0xf8/0x160 [ 80.227543][ T4864] dump_stack+0x1c/0x5c [ 80.228209][ T4864] bad_page+0x188/0x1a8 [ 80.228846][ T4864] check_free_page_bad+0xf4/0x16c [ 80.229631][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 80.230450][ T4864] free_unref_page_list+0xdc/0x754 [ 80.231217][ T4864] release_pages+0x13c8/0x16e0 [ 80.231984][ T4864] __pagevec_release+0x84/0xf8 [ 80.232734][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 80.233610][ T4864] truncate_inode_pages+0x2c/0x3c [ 80.234392][ T4864] dbUnmount+0xf4/0x168 [ 80.235040][ T4864] jfs_umount+0x1c4/0x328 [ 80.235763][ T4864] jfs_put_super+0x90/0x188 [ 80.236411][ T4864] generic_shutdown_super+0x130/0x2f0 [ 80.237181][ T4864] kill_block_super+0x70/0xdc [ 80.237930][ T4864] deactivate_locked_super+0xb8/0x13c [ 80.238749][ T4864] deactivate_super+0xf8/0x118 [ 80.239544][ T4864] cleanup_mnt+0x3a4/0x458 [ 80.240219][ T4864] __cleanup_mnt+0x20/0x30 [ 80.240833][ T4864] task_work_run+0x12c/0x1e0 [ 80.241552][ T4864] do_notify_resume+0x24b4/0x3128 [ 80.242379][ T4864] el0_svc+0xf0/0x1e0 [ 80.242971][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 80.243797][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 80.294949][ T136] team0 (unregistering): Port device team_slave_1 removed [ 80.300714][ T136] team0 (unregistering): Port device team_slave_0 removed [ 80.304275][ T136] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 80.349464][ T5087] loop0: detected capacity change from 0 to 32768 [ 80.354418][ T136] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 80.442213][ T136] bond0 (unregistering): Released all slaves [ 80.463266][ T4864] BUG: Bad page state in process syz-executor pfn:11cd58 [ 80.464425][ T4864] page:0000000018455013 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x11cd58 [ 80.466047][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.467496][ T4864] raw: 05ffc00000002006 fffffc00032c3948 ffff80001fd275c0 0000000000000000 [ 80.469507][ T4864] raw: 0000000000000004 ffff0000c78d45d0 00000000ffffffff 0000000000000000 [ 80.470806][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.471894][ T4864] Modules linked in: [ 80.472527][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.473971][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.475586][ T4864] Call trace: [ 80.476139][ T4864] dump_backtrace+0x0/0x43c [ 80.476841][ T4864] show_stack+0x2c/0x3c [ 80.477522][ T4864] __dump_stack+0x30/0x40 [ 80.478221][ T4864] dump_stack_lvl+0xf8/0x160 [ 80.478939][ T4864] dump_stack+0x1c/0x5c [ 80.479622][ T4864] bad_page+0x188/0x1a8 [ 80.480265][ T4864] check_free_page_bad+0xf4/0x16c [ 80.481086][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 80.481992][ T4864] free_unref_page_list+0xdc/0x754 [ 80.482793][ T4864] release_pages+0x13c8/0x16e0 [ 80.483585][ T4864] __pagevec_release+0x84/0xf8 [ 80.484353][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 80.485301][ T4864] truncate_inode_pages+0x2c/0x3c [ 80.486120][ T4864] dbUnmount+0xf4/0x168 [ 80.486747][ T4864] jfs_umount+0x1c4/0x328 [ 80.487445][ T4864] jfs_put_super+0x90/0x188 [ 80.488183][ T4864] generic_shutdown_super+0x130/0x2f0 [ 80.489024][ T4864] kill_block_super+0x70/0xdc [ 80.489744][ T4864] deactivate_locked_super+0xb8/0x13c [ 80.490558][ T4864] deactivate_super+0xf8/0x118 [ 80.491245][ T4864] cleanup_mnt+0x3a4/0x458 [ 80.491954][ T4864] __cleanup_mnt+0x20/0x30 [ 80.492561][ T4864] task_work_run+0x12c/0x1e0 [ 80.493240][ T4864] do_notify_resume+0x24b4/0x3128 [ 80.494032][ T4864] el0_svc+0xf0/0x1e0 [ 80.494697][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 80.495464][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 80.497270][ T4864] BUG: Bad page state in process syz-executor pfn:10b0e5 [ 80.498448][ T4864] page:00000000ebecf29c refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x10b0e5 [ 80.500082][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.501481][ T4864] raw: 05ffc00000002006 fffffc000305c408 ffff80001fd275c0 0000000000000000 [ 80.502717][ T4864] raw: 0000000000000003 ffff0000c78d46c8 00000000ffffffff 0000000000000000 [ 80.503967][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.505200][ T4864] Modules linked in: [ 80.505853][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.507240][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.508792][ T4864] Call trace: [ 80.509307][ T4864] dump_backtrace+0x0/0x43c [ 80.509949][ T4864] show_stack+0x2c/0x3c [ 80.510574][ T4864] __dump_stack+0x30/0x40 [ 80.511164][ T4864] dump_stack_lvl+0xf8/0x160 [ 80.511867][ T4864] dump_stack+0x1c/0x5c [ 80.512440][ T4864] bad_page+0x188/0x1a8 [ 80.513065][ T4864] check_free_page_bad+0xf4/0x16c [ 80.513841][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 80.514681][ T4864] free_unref_page_list+0xdc/0x754 [ 80.515519][ T4864] release_pages+0x13c8/0x16e0 [ 80.516264][ T4864] __pagevec_release+0x84/0xf8 [ 80.517001][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 80.517861][ T4864] truncate_inode_pages+0x2c/0x3c [ 80.518560][ T4864] dbUnmount+0xf4/0x168 [ 80.519139][ T4864] jfs_umount+0x1c4/0x328 [ 80.519756][ T4864] jfs_put_super+0x90/0x188 [ 80.520539][ T4864] generic_shutdown_super+0x130/0x2f0 [ 80.521362][ T4864] kill_block_super+0x70/0xdc [ 80.522166][ T4864] deactivate_locked_super+0xb8/0x13c [ 80.523027][ T4864] deactivate_super+0xf8/0x118 [ 80.523788][ T4864] cleanup_mnt+0x3a4/0x458 [ 80.524477][ T4864] __cleanup_mnt+0x20/0x30 [ 80.525140][ T4864] task_work_run+0x12c/0x1e0 [ 80.525848][ T4864] do_notify_resume+0x24b4/0x3128 [ 80.526581][ T4864] el0_svc+0xf0/0x1e0 [ 80.527183][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 80.527984][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 80.644957][ T5089] loop0: detected capacity change from 0 to 32768 [ 80.718991][ T4864] BUG: Bad page state in process syz-executor pfn:108048 [ 80.720089][ T4864] page:00000000383873e0 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x108048 [ 80.721658][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.723048][ T4864] raw: 05ffc00000002006 fffffc0003266088 ffff80001fd275c0 0000000000000000 [ 80.724238][ T4864] raw: 0000000000000004 ffff0000d6a97e88 00000000ffffffff 0000000000000000 [ 80.725604][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.726774][ T4864] Modules linked in: [ 80.727426][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.728862][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.730414][ T4864] Call trace: [ 80.730915][ T4864] dump_backtrace+0x0/0x43c [ 80.731611][ T4864] show_stack+0x2c/0x3c [ 80.732208][ T4864] __dump_stack+0x30/0x40 [ 80.732822][ T4864] dump_stack_lvl+0xf8/0x160 [ 80.733527][ T4864] dump_stack+0x1c/0x5c [ 80.734152][ T4864] bad_page+0x188/0x1a8 [ 80.734740][ T4864] check_free_page_bad+0xf4/0x16c [ 80.735446][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 80.736289][ T4864] free_unref_page_list+0xdc/0x754 [ 80.737005][ T4864] release_pages+0x13c8/0x16e0 [ 80.737723][ T4864] __pagevec_release+0x84/0xf8 [ 80.738363][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 80.739174][ T4864] truncate_inode_pages+0x2c/0x3c [ 80.739989][ T4864] dbUnmount+0xf4/0x168 [ 80.740664][ T4864] jfs_umount+0x1c4/0x328 [ 80.741358][ T4864] jfs_put_super+0x90/0x188 [ 80.742017][ T4864] generic_shutdown_super+0x130/0x2f0 [ 80.742880][ T4864] kill_block_super+0x70/0xdc [ 80.743683][ T4864] deactivate_locked_super+0xb8/0x13c [ 80.744615][ T4864] deactivate_super+0xf8/0x118 [ 80.745377][ T4864] cleanup_mnt+0x3a4/0x458 [ 80.746081][ T4864] __cleanup_mnt+0x20/0x30 [ 80.746728][ T4864] task_work_run+0x12c/0x1e0 [ 80.747356][ T4864] do_notify_resume+0x24b4/0x3128 [ 80.748206][ T4864] el0_svc+0xf0/0x1e0 [ 80.748811][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 80.749684][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 80.751730][ T4864] BUG: Bad page state in process syz-executor pfn:109982 [ 80.752803][ T4864] page:0000000094b8a40f refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x109982 [ 80.754470][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.755973][ T4864] raw: 05ffc00000002006 fffffc00032a46c8 ffff80001fd275c0 0000000000000000 [ 80.757255][ T4864] raw: 0000000000000003 ffff0000d195d000 00000000ffffffff 0000000000000000 [ 80.758611][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.759644][ T4864] Modules linked in: [ 80.760304][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.761769][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.763330][ T4864] Call trace: [ 80.763791][ T4864] dump_backtrace+0x0/0x43c [ 80.764419][ T4864] show_stack+0x2c/0x3c [ 80.765095][ T4864] __dump_stack+0x30/0x40 [ 80.765775][ T4864] dump_stack_lvl+0xf8/0x160 [ 80.766512][ T4864] dump_stack+0x1c/0x5c [ 80.767073][ T4864] bad_page+0x188/0x1a8 [ 80.767686][ T4864] check_free_page_bad+0xf4/0x16c [ 80.768346][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 80.769215][ T4864] free_unref_page_list+0xdc/0x754 [ 80.770016][ T4864] release_pages+0x13c8/0x16e0 [ 80.770745][ T4864] __pagevec_release+0x84/0xf8 [ 80.771382][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 80.772143][ T4864] truncate_inode_pages+0x2c/0x3c [ 80.772829][ T4864] dbUnmount+0xf4/0x168 [ 80.773447][ T4864] jfs_umount+0x1c4/0x328 [ 80.774043][ T4864] jfs_put_super+0x90/0x188 [ 80.774797][ T4864] generic_shutdown_super+0x130/0x2f0 [ 80.775677][ T4864] kill_block_super+0x70/0xdc [ 80.776468][ T4864] deactivate_locked_super+0xb8/0x13c [ 80.777338][ T4864] deactivate_super+0xf8/0x118 [ 80.778056][ T4864] cleanup_mnt+0x3a4/0x458 [ 80.778741][ T4864] __cleanup_mnt+0x20/0x30 [ 80.779409][ T4864] task_work_run+0x12c/0x1e0 [ 80.780068][ T4864] do_notify_resume+0x24b4/0x3128 [ 80.780799][ T4864] el0_svc+0xf0/0x1e0 [ 80.781379][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 80.782136][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 80.887577][ T4757] Bluetooth: hci0: command 0x0419 tx timeout [ 80.904904][ T5091] loop0: detected capacity change from 0 to 32768 [ 80.962629][ T4864] BUG: Bad page state in process syz-executor pfn:12f6cc [ 80.963860][ T4864] page:000000002dbf359f refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12f6cc [ 80.965510][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.966971][ T4864] raw: 05ffc00000002006 fffffc0003792b08 ffff80001fd275c0 0000000000000000 [ 80.970792][ T4864] raw: 0000000000000004 ffff0000d56dc6c8 00000000ffffffff 0000000000000000 [ 80.972190][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.973300][ T4864] Modules linked in: [ 80.973933][ T4864] CPU: 0 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.975286][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.976708][ T4864] Call trace: [ 80.977153][ T4864] dump_backtrace+0x0/0x43c [ 80.977863][ T4864] show_stack+0x2c/0x3c [ 80.978557][ T4864] __dump_stack+0x30/0x40 [ 80.979271][ T4864] dump_stack_lvl+0xf8/0x160 [ 80.980005][ T4864] dump_stack+0x1c/0x5c [ 80.980726][ T4864] bad_page+0x188/0x1a8 [ 80.981425][ T4864] check_free_page_bad+0xf4/0x16c [ 80.982265][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 80.983151][ T4864] free_unref_page_list+0xdc/0x754 [ 80.983972][ T4864] release_pages+0x13c8/0x16e0 [ 80.984763][ T4864] __pagevec_release+0x84/0xf8 [ 80.985513][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 80.986404][ T4864] truncate_inode_pages+0x2c/0x3c [ 80.987207][ T4864] dbUnmount+0xf4/0x168 [ 80.987883][ T4864] jfs_umount+0x1c4/0x328 [ 80.988594][ T4864] jfs_put_super+0x90/0x188 [ 80.989303][ T4864] generic_shutdown_super+0x130/0x2f0 [ 80.990165][ T4864] kill_block_super+0x70/0xdc [ 80.990909][ T4864] deactivate_locked_super+0xb8/0x13c [ 80.991721][ T4864] deactivate_super+0xf8/0x118 [ 80.992475][ T4864] cleanup_mnt+0x3a4/0x458 [ 80.993197][ T4864] __cleanup_mnt+0x20/0x30 [ 80.993902][ T4864] task_work_run+0x12c/0x1e0 [ 80.994622][ T4864] do_notify_resume+0x24b4/0x3128 [ 80.995381][ T4864] el0_svc+0xf0/0x1e0 [ 80.996015][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 80.996828][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 80.998736][ T4864] BUG: Bad page state in process syz-executor pfn:11e4ac [ 80.999807][ T4864] page:00000000b0f4c895 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x11e4ac [ 81.001247][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.002597][ T4864] raw: 05ffc00000002006 fffffc0003a1c048 ffff80001fd275c0 0000000000000000 [ 81.003874][ T4864] raw: 0000000000000003 ffff0000d56dc7c0 00000000ffffffff 0000000000000000 [ 81.005045][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.006086][ T4864] Modules linked in: [ 81.006754][ T4864] CPU: 0 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.008185][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.009825][ T4864] Call trace: [ 81.010300][ T4864] dump_backtrace+0x0/0x43c [ 81.011068][ T4864] show_stack+0x2c/0x3c [ 81.011773][ T4864] __dump_stack+0x30/0x40 [ 81.012467][ T4864] dump_stack_lvl+0xf8/0x160 [ 81.013222][ T4864] dump_stack+0x1c/0x5c [ 81.013933][ T4864] bad_page+0x188/0x1a8 [ 81.014644][ T4864] check_free_page_bad+0xf4/0x16c [ 81.015446][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 81.016316][ T4864] free_unref_page_list+0xdc/0x754 [ 81.017115][ T4864] release_pages+0x13c8/0x16e0 [ 81.017880][ T4864] __pagevec_release+0x84/0xf8 [ 81.018626][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 81.019523][ T4864] truncate_inode_pages+0x2c/0x3c [ 81.020271][ T4864] dbUnmount+0xf4/0x168 [ 81.020917][ T4864] jfs_umount+0x1c4/0x328 [ 81.021479][ T4864] jfs_put_super+0x90/0x188 [ 81.022126][ T4864] generic_shutdown_super+0x130/0x2f0 [ 81.022876][ T4864] kill_block_super+0x70/0xdc [ 81.023517][ T4864] deactivate_locked_super+0xb8/0x13c [ 81.024321][ T4864] deactivate_super+0xf8/0x118 [ 81.025054][ T4864] cleanup_mnt+0x3a4/0x458 [ 81.025746][ T4864] __cleanup_mnt+0x20/0x30 [ 81.026420][ T4864] task_work_run+0x12c/0x1e0 [ 81.027099][ T4864] do_notify_resume+0x24b4/0x3128 [ 81.027897][ T4864] el0_svc+0xf0/0x1e0 [ 81.028568][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 81.029369][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 81.174527][ T5093] loop0: detected capacity change from 0 to 32768 [ 81.229195][ T4864] BUG: Bad page state in process syz-executor pfn:116a65 [ 81.230375][ T4864] page:00000000e089ca68 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x116a65 [ 81.232022][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.233493][ T4864] raw: 05ffc00000002006 fffffc0003661688 ffff80001fd275c0 0000000000000000 [ 81.234846][ T4864] raw: 0000000000000004 ffff0000c84ee4d8 00000000ffffffff 0000000000000000 [ 81.236065][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.237137][ T4864] Modules linked in: [ 81.238680][ T4864] CPU: 0 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.239960][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.241328][ T4864] Call trace: [ 81.241813][ T4864] dump_backtrace+0x0/0x43c [ 81.242528][ T4864] show_stack+0x2c/0x3c [ 81.243201][ T4864] __dump_stack+0x30/0x40 [ 81.243897][ T4864] dump_stack_lvl+0xf8/0x160 [ 81.244569][ T4864] dump_stack+0x1c/0x5c [ 81.245182][ T4864] bad_page+0x188/0x1a8 [ 81.245828][ T4864] check_free_page_bad+0xf4/0x16c [ 81.246517][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 81.247452][ T4864] free_unref_page_list+0xdc/0x754 [ 81.248263][ T4864] release_pages+0x13c8/0x16e0 [ 81.249076][ T4864] __pagevec_release+0x84/0xf8 [ 81.249791][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 81.250663][ T4864] truncate_inode_pages+0x2c/0x3c [ 81.251399][ T4864] dbUnmount+0xf4/0x168 [ 81.252033][ T4864] jfs_umount+0x1c4/0x328 [ 81.252716][ T4864] jfs_put_super+0x90/0x188 [ 81.253385][ T4864] generic_shutdown_super+0x130/0x2f0 [ 81.254251][ T4864] kill_block_super+0x70/0xdc [ 81.255025][ T4864] deactivate_locked_super+0xb8/0x13c [ 81.255846][ T4864] deactivate_super+0xf8/0x118 [ 81.256565][ T4864] cleanup_mnt+0x3a4/0x458 [ 81.257179][ T4864] __cleanup_mnt+0x20/0x30 [ 81.257863][ T4864] task_work_run+0x12c/0x1e0 [ 81.258520][ T4864] do_notify_resume+0x24b4/0x3128 [ 81.259383][ T4864] el0_svc+0xf0/0x1e0 [ 81.260002][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 81.260831][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 81.262423][ T4864] BUG: Bad page state in process syz-executor pfn:11985a [ 81.263491][ T4864] page:00000000c3e2b610 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x11985a [ 81.265152][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.266725][ T4864] raw: 05ffc00000002006 fffffc0003442348 ffff80001fd275c0 0000000000000000 [ 81.268416][ T4864] raw: 0000000000000003 ffff0000c84ee5d0 00000000ffffffff 0000000000000000 [ 81.269680][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.270781][ T4864] Modules linked in: [ 81.271473][ T4864] CPU: 0 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.273018][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.274673][ T4864] Call trace: [ 81.275180][ T4864] dump_backtrace+0x0/0x43c [ 81.275908][ T4864] show_stack+0x2c/0x3c [ 81.276540][ T4864] __dump_stack+0x30/0x40 [ 81.277220][ T4864] dump_stack_lvl+0xf8/0x160 [ 81.277916][ T4864] dump_stack+0x1c/0x5c [ 81.278625][ T4864] bad_page+0x188/0x1a8 [ 81.279344][ T4864] check_free_page_bad+0xf4/0x16c [ 81.280119][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 81.280951][ T4864] free_unref_page_list+0xdc/0x754 [ 81.281726][ T4864] release_pages+0x13c8/0x16e0 [ 81.282431][ T4864] __pagevec_release+0x84/0xf8 [ 81.283162][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 81.284034][ T4864] truncate_inode_pages+0x2c/0x3c [ 81.284834][ T4864] dbUnmount+0xf4/0x168 [ 81.285480][ T4864] jfs_umount+0x1c4/0x328 [ 81.286127][ T4864] jfs_put_super+0x90/0x188 [ 81.286867][ T4864] generic_shutdown_super+0x130/0x2f0 [ 81.287676][ T4864] kill_block_super+0x70/0xdc [ 81.288350][ T4864] deactivate_locked_super+0xb8/0x13c [ 81.289222][ T4864] deactivate_super+0xf8/0x118 [ 81.289978][ T4864] cleanup_mnt+0x3a4/0x458 [ 81.290682][ T4864] __cleanup_mnt+0x20/0x30 [ 81.291360][ T4864] task_work_run+0x12c/0x1e0 [ 81.292019][ T4864] do_notify_resume+0x24b4/0x3128 [ 81.292809][ T4864] el0_svc+0xf0/0x1e0 [ 81.293409][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 81.294211][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 81.425529][ T5095] loop0: detected capacity change from 0 to 32768 [ 81.460929][ T4864] BUG: Bad page state in process syz-executor pfn:12900a [ 81.462011][ T4864] page:000000009224b812 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12900a [ 81.463405][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.464803][ T4864] raw: 05ffc00000002006 fffffc00034451c8 ffff80001fd275c0 0000000000000000 [ 81.466139][ T4864] raw: 0000000000000004 ffff0000d195dc98 00000000ffffffff 0000000000000000 [ 81.467341][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.476782][ T4864] Modules linked in: [ 81.477475][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.478923][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.480389][ T4864] Call trace: [ 81.480824][ T4864] dump_backtrace+0x0/0x43c [ 81.481464][ T4864] show_stack+0x2c/0x3c [ 81.482095][ T4864] __dump_stack+0x30/0x40 [ 81.482731][ T4864] dump_stack_lvl+0xf8/0x160 [ 81.483411][ T4864] dump_stack+0x1c/0x5c [ 81.484071][ T4864] bad_page+0x188/0x1a8 [ 81.484701][ T4864] check_free_page_bad+0xf4/0x16c [ 81.485409][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 81.486233][ T4864] free_unref_page_list+0xdc/0x754 [ 81.487040][ T4864] release_pages+0x13c8/0x16e0 [ 81.487844][ T4864] __pagevec_release+0x84/0xf8 [ 81.488574][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 81.489426][ T4864] truncate_inode_pages+0x2c/0x3c [ 81.490245][ T4864] dbUnmount+0xf4/0x168 [ 81.490868][ T4864] jfs_umount+0x1c4/0x328 [ 81.491495][ T4864] jfs_put_super+0x90/0x188 [ 81.492205][ T4864] generic_shutdown_super+0x130/0x2f0 [ 81.492998][ T4864] kill_block_super+0x70/0xdc [ 81.493742][ T4864] deactivate_locked_super+0xb8/0x13c [ 81.494529][ T4864] deactivate_super+0xf8/0x118 [ 81.495235][ T4864] cleanup_mnt+0x3a4/0x458 [ 81.495866][ T4864] __cleanup_mnt+0x20/0x30 [ 81.496494][ T4864] task_work_run+0x12c/0x1e0 [ 81.497187][ T4864] do_notify_resume+0x24b4/0x3128 [ 81.497935][ T4864] el0_svc+0xf0/0x1e0 [ 81.498555][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 81.499360][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 81.500160][ T4864] BUG: Bad page state in process syz-executor pfn:111147 [ 81.501200][ T4864] page:00000000fa80e36c refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x111147 [ 81.502792][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.504217][ T4864] raw: 05ffc00000002006 fffffc0003b2db48 ffff80001fd275c0 0000000000000000 [ 81.505459][ T4864] raw: 0000000000000003 ffff0000d195dd90 00000000ffffffff 0000000000000000 [ 81.506680][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.508574][ T4864] Modules linked in: [ 81.509267][ T4864] CPU: 0 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.510597][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.512192][ T4864] Call trace: [ 81.512730][ T4864] dump_backtrace+0x0/0x43c [ 81.513445][ T4864] show_stack+0x2c/0x3c [ 81.514120][ T4864] __dump_stack+0x30/0x40 [ 81.514834][ T4864] dump_stack_lvl+0xf8/0x160 [ 81.515627][ T4864] dump_stack+0x1c/0x5c [ 81.516217][ T4864] bad_page+0x188/0x1a8 [ 81.516817][ T4864] check_free_page_bad+0xf4/0x16c [ 81.517496][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 81.518296][ T4864] free_unref_page_list+0xdc/0x754 [ 81.519042][ T4864] release_pages+0x13c8/0x16e0 [ 81.519799][ T4864] __pagevec_release+0x84/0xf8 [ 81.520470][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 81.521340][ T4864] truncate_inode_pages+0x2c/0x3c [ 81.522130][ T4864] dbUnmount+0xf4/0x168 [ 81.522845][ T4864] jfs_umount+0x1c4/0x328 [ 81.523580][ T4864] jfs_put_super+0x90/0x188 [ 81.524262][ T4864] generic_shutdown_super+0x130/0x2f0 [ 81.525199][ T4864] kill_block_super+0x70/0xdc [ 81.525921][ T4864] deactivate_locked_super+0xb8/0x13c [ 81.526826][ T4864] deactivate_super+0xf8/0x118 [ 81.527575][ T4864] cleanup_mnt+0x3a4/0x458 [ 81.528245][ T4864] __cleanup_mnt+0x20/0x30 [ 81.528929][ T4864] task_work_run+0x12c/0x1e0 [ 81.529639][ T4864] do_notify_resume+0x24b4/0x3128 [ 81.530394][ T4864] el0_svc+0xf0/0x1e0 [ 81.531009][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 81.531783][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 81.632963][ T5097] loop0: detected capacity change from 0 to 32768 [ 81.729940][ T4864] BUG: Bad page state in process syz-executor pfn:11cc65 [ 81.731122][ T4864] page:00000000366ae9cf refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x11cc65 [ 81.732759][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.734436][ T4864] raw: 05ffc00000002006 fffffc0003731a88 ffff80001fd275c0 0000000000000000 [ 81.735725][ T4864] raw: 0000000000000004 ffff0000c77b1aa8 00000000ffffffff 0000000000000000 [ 81.737016][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.738695][ T4864] Modules linked in: [ 81.739319][ T4864] CPU: 0 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.740673][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.742178][ T4864] Call trace: [ 81.742638][ T4864] dump_backtrace+0x0/0x43c [ 81.743285][ T4864] show_stack+0x2c/0x3c [ 81.743879][ T4864] __dump_stack+0x30/0x40 [ 81.744478][ T4864] dump_stack_lvl+0xf8/0x160 [ 81.745168][ T4864] dump_stack+0x1c/0x5c [ 81.745828][ T4864] bad_page+0x188/0x1a8 [ 81.746470][ T4864] check_free_page_bad+0xf4/0x16c [ 81.747258][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 81.748073][ T4864] free_unref_page_list+0xdc/0x754 [ 81.748913][ T4864] release_pages+0x13c8/0x16e0 [ 81.749642][ T4864] __pagevec_release+0x84/0xf8 [ 81.750367][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 81.751246][ T4864] truncate_inode_pages+0x2c/0x3c [ 81.752047][ T4864] dbUnmount+0xf4/0x168 [ 81.752675][ T4864] jfs_umount+0x1c4/0x328 [ 81.753392][ T4864] jfs_put_super+0x90/0x188 [ 81.754101][ T4864] generic_shutdown_super+0x130/0x2f0 [ 81.754973][ T4864] kill_block_super+0x70/0xdc [ 81.755736][ T4864] deactivate_locked_super+0xb8/0x13c [ 81.756598][ T4864] deactivate_super+0xf8/0x118 [ 81.757410][ T4864] cleanup_mnt+0x3a4/0x458 [ 81.758123][ T4864] __cleanup_mnt+0x20/0x30 [ 81.758799][ T4864] task_work_run+0x12c/0x1e0 [ 81.759546][ T4864] do_notify_resume+0x24b4/0x3128 [ 81.760312][ T4864] el0_svc+0xf0/0x1e0 [ 81.760953][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 81.761782][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 81.763420][ T4864] BUG: Bad page state in process syz-executor pfn:11cc6a [ 81.764493][ T4864] page:00000000ec270e28 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x11cc6a [ 81.766088][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.767560][ T4864] raw: 05ffc00000002006 fffffc00032aaf88 ffff80001fd275c0 0000000000000000 [ 81.768894][ T4864] raw: 0000000000000003 ffff0000c77b1ba0 00000000ffffffff 0000000000000000 [ 81.770103][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.771189][ T4864] Modules linked in: [ 81.771793][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.773132][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.774546][ T4864] Call trace: [ 81.775022][ T4864] dump_backtrace+0x0/0x43c [ 81.775613][ T4864] show_stack+0x2c/0x3c [ 81.776236][ T4864] __dump_stack+0x30/0x40 [ 81.776977][ T4864] dump_stack_lvl+0xf8/0x160 [ 81.777733][ T4864] dump_stack+0x1c/0x5c [ 81.778474][ T4864] bad_page+0x188/0x1a8 [ 81.779106][ T4864] check_free_page_bad+0xf4/0x16c [ 81.779872][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 81.780796][ T4864] free_unref_page_list+0xdc/0x754 [ 81.781579][ T4864] release_pages+0x13c8/0x16e0 [ 81.782306][ T4864] __pagevec_release+0x84/0xf8 [ 81.783002][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 81.783828][ T4864] truncate_inode_pages+0x2c/0x3c [ 81.784581][ T4864] dbUnmount+0xf4/0x168 [ 81.785223][ T4864] jfs_umount+0x1c4/0x328 [ 81.785884][ T4864] jfs_put_super+0x90/0x188 [ 81.786587][ T4864] generic_shutdown_super+0x130/0x2f0 [ 81.787428][ T4864] kill_block_super+0x70/0xdc [ 81.788118][ T4864] deactivate_locked_super+0xb8/0x13c [ 81.788933][ T4864] deactivate_super+0xf8/0x118 [ 81.789687][ T4864] cleanup_mnt+0x3a4/0x458 [ 81.790406][ T4864] __cleanup_mnt+0x20/0x30 [ 81.791047][ T4864] task_work_run+0x12c/0x1e0 [ 81.791693][ T4864] do_notify_resume+0x24b4/0x3128 [ 81.792422][ T4864] el0_svc+0xf0/0x1e0 [ 81.793028][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 81.793749][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 81.903879][ T5099] loop0: detected capacity change from 0 to 32768 [ 81.975305][ T4864] BUG: Bad page state in process syz-executor pfn:10db47 [ 81.976411][ T4864] page:000000008b7ab954 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10db47 [ 81.978229][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.979805][ T4864] raw: 05ffc00000002006 fffffc000325e288 ffff80001fd275c0 0000000000000000 [ 81.981186][ T4864] raw: 0000000000000004 ffff0000c8f572e8 00000000ffffffff 0000000000000000 [ 81.982448][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.983660][ T4864] Modules linked in: [ 81.984313][ T4864] CPU: 0 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.985749][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.987423][ T4864] Call trace: [ 81.987962][ T4864] dump_backtrace+0x0/0x43c [ 81.988719][ T4864] show_stack+0x2c/0x3c [ 81.989410][ T4864] __dump_stack+0x30/0x40 [ 81.990148][ T4864] dump_stack_lvl+0xf8/0x160 [ 81.990879][ T4864] dump_stack+0x1c/0x5c [ 81.991467][ T4864] bad_page+0x188/0x1a8 [ 81.992088][ T4864] check_free_page_bad+0xf4/0x16c [ 81.992853][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 81.993774][ T4864] free_unref_page_list+0xdc/0x754 [ 81.994633][ T4864] release_pages+0x13c8/0x16e0 [ 81.995463][ T4864] __pagevec_release+0x84/0xf8 [ 81.996243][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 81.997168][ T4864] truncate_inode_pages+0x2c/0x3c [ 81.997953][ T4864] dbUnmount+0xf4/0x168 [ 81.998577][ T4864] jfs_umount+0x1c4/0x328 [ 81.999255][ T4864] jfs_put_super+0x90/0x188 [ 82.000010][ T4864] generic_shutdown_super+0x130/0x2f0 [ 82.000884][ T4864] kill_block_super+0x70/0xdc [ 82.001640][ T4864] deactivate_locked_super+0xb8/0x13c [ 82.002515][ T4864] deactivate_super+0xf8/0x118 [ 82.003264][ T4864] cleanup_mnt+0x3a4/0x458 [ 82.003971][ T4864] __cleanup_mnt+0x20/0x30 [ 82.004706][ T4864] task_work_run+0x12c/0x1e0 [ 82.005478][ T4864] do_notify_resume+0x24b4/0x3128 [ 82.006283][ T4864] el0_svc+0xf0/0x1e0 [ 82.006901][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 82.007672][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 82.009495][ T4864] BUG: Bad page state in process syz-executor pfn:10978a [ 82.010685][ T4864] page:00000000f120612c refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x10978a [ 82.012322][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 82.013919][ T4864] raw: 05ffc00000002006 fffffc0003249f08 ffff80001fd275c0 0000000000000000 [ 82.015325][ T4864] raw: 0000000000000003 ffff0000c8f573e0 00000000ffffffff 0000000000000000 [ 82.016702][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.018470][ T4864] Modules linked in: [ 82.019109][ T4864] CPU: 0 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 82.020518][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.021874][ T4864] Call trace: [ 82.022337][ T4864] dump_backtrace+0x0/0x43c [ 82.023007][ T4864] show_stack+0x2c/0x3c [ 82.023650][ T4864] __dump_stack+0x30/0x40 [ 82.024373][ T4864] dump_stack_lvl+0xf8/0x160 [ 82.025094][ T4864] dump_stack+0x1c/0x5c [ 82.025751][ T4864] bad_page+0x188/0x1a8 [ 82.026380][ T4864] check_free_page_bad+0xf4/0x16c [ 82.027148][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 82.028008][ T4864] free_unref_page_list+0xdc/0x754 [ 82.028883][ T4864] release_pages+0x13c8/0x16e0 [ 82.029674][ T4864] __pagevec_release+0x84/0xf8 [ 82.030446][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 82.031411][ T4864] truncate_inode_pages+0x2c/0x3c [ 82.032264][ T4864] dbUnmount+0xf4/0x168 [ 82.032944][ T4864] jfs_umount+0x1c4/0x328 [ 82.033630][ T4864] jfs_put_super+0x90/0x188 [ 82.034367][ T4864] generic_shutdown_super+0x130/0x2f0 [ 82.035132][ T4864] kill_block_super+0x70/0xdc [ 82.035848][ T4864] deactivate_locked_super+0xb8/0x13c [ 82.036723][ T4864] deactivate_super+0xf8/0x118 [ 82.037508][ T4864] cleanup_mnt+0x3a4/0x458 [ 82.038184][ T4864] __cleanup_mnt+0x20/0x30 [ 82.038886][ T4864] task_work_run+0x12c/0x1e0 [ 82.039623][ T4864] do_notify_resume+0x24b4/0x3128 [ 82.040436][ T4864] el0_svc+0xf0/0x1e0 [ 82.041000][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 82.041817][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 82.154521][ T5101] loop0: detected capacity change from 0 to 32768 [ 82.232888][ T4864] BUG: Bad page state in process syz-executor pfn:10926a [ 82.234026][ T4864] page:00000000a581ce86 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10926a [ 82.235597][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 82.237047][ T4864] raw: 05ffc00000002006 fffffc0003b199c8 ffff80001fd275c0 0000000000000000 [ 82.238904][ T4864] raw: 0000000000000004 ffff0000db4fd0f8 00000000ffffffff 0000000000000000 [ 82.240240][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.241299][ T4864] Modules linked in: [ 82.241919][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 82.243235][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.244556][ T4864] Call trace: [ 82.245036][ T4864] dump_backtrace+0x0/0x43c [ 82.245748][ T4864] show_stack+0x2c/0x3c [ 82.246456][ T4864] __dump_stack+0x30/0x40 [ 82.247157][ T4864] dump_stack_lvl+0xf8/0x160 [ 82.247853][ T4864] dump_stack+0x1c/0x5c [ 82.248500][ T4864] bad_page+0x188/0x1a8 [ 82.249114][ T4864] check_free_page_bad+0xf4/0x16c [ 82.249800][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 82.250666][ T4864] free_unref_page_list+0xdc/0x754 [ 82.251493][ T4864] release_pages+0x13c8/0x16e0 [ 82.252229][ T4864] __pagevec_release+0x84/0xf8 [ 82.252923][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 82.253793][ T4864] truncate_inode_pages+0x2c/0x3c [ 82.254597][ T4864] dbUnmount+0xf4/0x168 [ 82.255251][ T4864] jfs_umount+0x1c4/0x328 [ 82.255959][ T4864] jfs_put_super+0x90/0x188 [ 82.256656][ T4864] generic_shutdown_super+0x130/0x2f0 [ 82.257512][ T4864] kill_block_super+0x70/0xdc [ 82.258291][ T4864] deactivate_locked_super+0xb8/0x13c [ 82.259175][ T4864] deactivate_super+0xf8/0x118 [ 82.259936][ T4864] cleanup_mnt+0x3a4/0x458 [ 82.260655][ T4864] __cleanup_mnt+0x20/0x30 [ 82.261346][ T4864] task_work_run+0x12c/0x1e0 [ 82.262099][ T4864] do_notify_resume+0x24b4/0x3128 [ 82.262943][ T4864] el0_svc+0xf0/0x1e0 [ 82.263504][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 82.264297][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 82.265666][ T4864] BUG: Bad page state in process syz-executor pfn:12c667 [ 82.266737][ T4864] page:00000000c5bf80be refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x12c667 [ 82.268476][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 82.269887][ T4864] raw: 05ffc00000002006 fffffc000327a7c8 ffff80001fd275c0 0000000000000000 [ 82.271080][ T4864] raw: 0000000000000003 ffff0000db4fd1f0 00000000ffffffff 0000000000000000 [ 82.272262][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.273233][ T4864] Modules linked in: [ 82.273808][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 82.275208][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.276674][ T4864] Call trace: [ 82.277118][ T4864] dump_backtrace+0x0/0x43c [ 82.277691][ T4864] show_stack+0x2c/0x3c [ 82.278349][ T4864] __dump_stack+0x30/0x40 [ 82.278997][ T4864] dump_stack_lvl+0xf8/0x160 [ 82.279693][ T4864] dump_stack+0x1c/0x5c [ 82.280308][ T4864] bad_page+0x188/0x1a8 [ 82.281001][ T4864] check_free_page_bad+0xf4/0x16c [ 82.281722][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 82.282571][ T4864] free_unref_page_list+0xdc/0x754 [ 82.283328][ T4864] release_pages+0x13c8/0x16e0 [ 82.284066][ T4864] __pagevec_release+0x84/0xf8 [ 82.284750][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 82.285578][ T4864] truncate_inode_pages+0x2c/0x3c [ 82.286349][ T4864] dbUnmount+0xf4/0x168 [ 82.287048][ T4864] jfs_umount+0x1c4/0x328 [ 82.287765][ T4864] jfs_put_super+0x90/0x188 [ 82.288494][ T4864] generic_shutdown_super+0x130/0x2f0 [ 82.289336][ T4864] kill_block_super+0x70/0xdc [ 82.290042][ T4864] deactivate_locked_super+0xb8/0x13c [ 82.290822][ T4864] deactivate_super+0xf8/0x118 [ 82.291532][ T4864] cleanup_mnt+0x3a4/0x458 [ 82.292179][ T4864] __cleanup_mnt+0x20/0x30 [ 82.292875][ T4864] task_work_run+0x12c/0x1e0 [ 82.293550][ T4864] do_notify_resume+0x24b4/0x3128 [ 82.294285][ T4864] el0_svc+0xf0/0x1e0 [ 82.294882][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 82.295671][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 82.423617][ T5103] loop0: detected capacity change from 0 to 32768 [ 82.489298][ T4864] BUG: Bad page state in process syz-executor pfn:1293e6 [ 82.490425][ T4864] page:000000002e1a237b refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x1293e6 [ 82.492063][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 82.493622][ T4864] raw: 05ffc00000002006 fffffc00031f5608 ffff80001fd275c0 0000000000000000 [ 82.495055][ T4864] raw: 0000000000000004 ffff0000db4fde88 00000000ffffffff 0000000000000000 [ 82.496302][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.497287][ T4864] Modules linked in: [ 82.498036][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 82.499383][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.501014][ T4864] Call trace: [ 82.501504][ T4864] dump_backtrace+0x0/0x43c [ 82.502228][ T4864] show_stack+0x2c/0x3c [ 82.502898][ T4864] __dump_stack+0x30/0x40 [ 82.503560][ T4864] dump_stack_lvl+0xf8/0x160 [ 82.504247][ T4864] dump_stack+0x1c/0x5c [ 82.504888][ T4864] bad_page+0x188/0x1a8 [ 82.505493][ T4864] check_free_page_bad+0xf4/0x16c [ 82.506221][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 82.507037][ T4864] free_unref_page_list+0xdc/0x754 [ 82.507793][ T4864] release_pages+0x13c8/0x16e0 [ 82.508541][ T4864] __pagevec_release+0x84/0xf8 [ 82.509205][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 82.510105][ T4864] truncate_inode_pages+0x2c/0x3c [ 82.510928][ T4864] dbUnmount+0xf4/0x168 [ 82.511566][ T4864] jfs_umount+0x1c4/0x328 [ 82.512238][ T4864] jfs_put_super+0x90/0x188 [ 82.512953][ T4864] generic_shutdown_super+0x130/0x2f0 [ 82.513779][ T4864] kill_block_super+0x70/0xdc [ 82.514546][ T4864] deactivate_locked_super+0xb8/0x13c [ 82.515379][ T4864] deactivate_super+0xf8/0x118 [ 82.516067][ T4864] cleanup_mnt+0x3a4/0x458 [ 82.516727][ T4864] __cleanup_mnt+0x20/0x30 [ 82.517436][ T4864] task_work_run+0x12c/0x1e0 [ 82.518151][ T4864] do_notify_resume+0x24b4/0x3128 [ 82.518906][ T4864] el0_svc+0xf0/0x1e0 [ 82.519439][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 82.520119][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 82.521913][ T4864] BUG: Bad page state in process syz-executor pfn:107d58 [ 82.522916][ T4864] page:00000000557c450b refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x107d58 [ 82.524322][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 82.525736][ T4864] raw: 05ffc00000002006 fffffc00032d0488 ffff80001fd275c0 0000000000000000 [ 82.526988][ T4864] raw: 0000000000000003 ffff0000c2210000 00000000ffffffff 0000000000000000 [ 82.528290][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.529313][ T4864] Modules linked in: [ 82.529859][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 82.531258][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.532711][ T4864] Call trace: [ 82.533199][ T4864] dump_backtrace+0x0/0x43c [ 82.533847][ T4864] show_stack+0x2c/0x3c [ 82.534442][ T4864] __dump_stack+0x30/0x40 [ 82.535059][ T4864] dump_stack_lvl+0xf8/0x160 [ 82.535813][ T4864] dump_stack+0x1c/0x5c [ 82.536414][ T4864] bad_page+0x188/0x1a8 [ 82.537117][ T4864] check_free_page_bad+0xf4/0x16c [ 82.537914][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 82.538734][ T4864] free_unref_page_list+0xdc/0x754 [ 82.539547][ T4864] release_pages+0x13c8/0x16e0 [ 82.540245][ T4864] __pagevec_release+0x84/0xf8 [ 82.540922][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 82.541750][ T4864] truncate_inode_pages+0x2c/0x3c [ 82.542467][ T4864] dbUnmount+0xf4/0x168 [ 82.543068][ T4864] jfs_umount+0x1c4/0x328 [ 82.543697][ T4864] jfs_put_super+0x90/0x188 [ 82.544342][ T4864] generic_shutdown_super+0x130/0x2f0 [ 82.545102][ T4864] kill_block_super+0x70/0xdc [ 82.545732][ T4864] deactivate_locked_super+0xb8/0x13c [ 82.546614][ T4864] deactivate_super+0xf8/0x118 [ 82.547340][ T4864] cleanup_mnt+0x3a4/0x458 [ 82.547988][ T4864] __cleanup_mnt+0x20/0x30 [ 82.548618][ T4864] task_work_run+0x12c/0x1e0 [ 82.549282][ T4864] do_notify_resume+0x24b4/0x3128 [ 82.550073][ T4864] el0_svc+0xf0/0x1e0 [ 82.550668][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 82.551418][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 82.662980][ T5106] loop0: detected capacity change from 0 to 32768 [ 82.718904][ T4864] BUG: Bad page state in process syz-executor pfn:128284 [ 82.720114][ T4864] page:000000003463a12e refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x128284 [ 82.721809][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 82.723332][ T4864] raw: 05ffc00000002006 fffffc0003bd7f48 ffff80001fd275c0 0000000000000000 [ 82.724716][ T4864] raw: 0000000000000004 ffff0000c9d7b8b8 00000000ffffffff 0000000000000000 [ 82.726052][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.727278][ T4864] Modules linked in: [ 82.730693][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 82.732124][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.733756][ T4864] Call trace: [ 82.734231][ T4864] dump_backtrace+0x0/0x43c [ 82.734855][ T4864] show_stack+0x2c/0x3c [ 82.735416][ T4864] __dump_stack+0x30/0x40 [ 82.736010][ T4864] dump_stack_lvl+0xf8/0x160 [ 82.736632][ T4864] dump_stack+0x1c/0x5c [ 82.737202][ T4864] bad_page+0x188/0x1a8 [ 82.737757][ T4864] check_free_page_bad+0xf4/0x16c [ 82.738527][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 82.739315][ T4864] free_unref_page_list+0xdc/0x754 [ 82.740011][ T4864] release_pages+0x13c8/0x16e0 [ 82.740796][ T4864] __pagevec_release+0x84/0xf8 [ 82.741516][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 82.742369][ T4864] truncate_inode_pages+0x2c/0x3c [ 82.743034][ T4864] dbUnmount+0xf4/0x168 [ 82.743588][ T4864] jfs_umount+0x1c4/0x328 [ 82.744224][ T4864] jfs_put_super+0x90/0x188 [ 82.744864][ T4864] generic_shutdown_super+0x130/0x2f0 [ 82.745638][ T4864] kill_block_super+0x70/0xdc [ 82.746445][ T4864] deactivate_locked_super+0xb8/0x13c [ 82.747200][ T4864] deactivate_super+0xf8/0x118 [ 82.747878][ T4864] cleanup_mnt+0x3a4/0x458 [ 82.748481][ T4864] __cleanup_mnt+0x20/0x30 [ 82.749118][ T4864] task_work_run+0x12c/0x1e0 [ 82.749806][ T4864] do_notify_resume+0x24b4/0x3128 [ 82.750604][ T4864] el0_svc+0xf0/0x1e0 [ 82.751185][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 82.751978][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 82.752943][ T4864] BUG: Bad page state in process syz-executor pfn:12f5fd [ 82.754089][ T4864] page:0000000014847bbe refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x12f5fd [ 82.755606][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 82.757097][ T4864] raw: 05ffc00000002006 fffffc000321af88 ffff80001fd275c0 0000000000000000 [ 82.758775][ T4864] raw: 0000000000000003 ffff0000c9d7b9b0 00000000ffffffff 0000000000000000 [ 82.760064][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.761211][ T4864] Modules linked in: [ 82.761821][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 82.763125][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.764463][ T4864] Call trace: [ 82.764918][ T4864] dump_backtrace+0x0/0x43c [ 82.765535][ T4864] show_stack+0x2c/0x3c [ 82.766092][ T4864] __dump_stack+0x30/0x40 [ 82.766671][ T4864] dump_stack_lvl+0xf8/0x160 [ 82.767375][ T4864] dump_stack+0x1c/0x5c [ 82.768015][ T4864] bad_page+0x188/0x1a8 [ 82.768682][ T4864] check_free_page_bad+0xf4/0x16c [ 82.769432][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 82.770245][ T4864] free_unref_page_list+0xdc/0x754 [ 82.770978][ T4864] release_pages+0x13c8/0x16e0 [ 82.771709][ T4864] __pagevec_release+0x84/0xf8 [ 82.772408][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 82.773196][ T4864] truncate_inode_pages+0x2c/0x3c [ 82.773943][ T4864] dbUnmount+0xf4/0x168 [ 82.774526][ T4864] jfs_umount+0x1c4/0x328 [ 82.775157][ T4864] jfs_put_super+0x90/0x188 [ 82.775818][ T4864] generic_shutdown_super+0x130/0x2f0 [ 82.776592][ T4864] kill_block_super+0x70/0xdc [ 82.777263][ T4864] deactivate_locked_super+0xb8/0x13c [ 82.778039][ T4864] deactivate_super+0xf8/0x118 [ 82.778710][ T4864] cleanup_mnt+0x3a4/0x458 [ 82.779290][ T4864] __cleanup_mnt+0x20/0x30 [ 82.779990][ T4864] task_work_run+0x12c/0x1e0 [ 82.780692][ T4864] do_notify_resume+0x24b4/0x3128 [ 82.781481][ T4864] el0_svc+0xf0/0x1e0 [ 82.782130][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 82.782893][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 82.902110][ T5108] loop0: detected capacity change from 0 to 32768 [ 82.968117][ T4864] BUG: Bad page state in process syz-executor pfn:115568 [ 82.969216][ T4864] page:00000000dd2a85e9 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x115568 [ 82.970659][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 82.972054][ T4864] raw: 05ffc00000002006 fffffc00032dccc8 ffff80001fd275c0 0000000000000000 [ 82.973483][ T4864] raw: 0000000000000004 ffff0000ed08e6c8 00000000ffffffff 0000000000000000 [ 82.974937][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.976081][ T4864] Modules linked in: [ 82.976737][ T4864] CPU: 0 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 82.978163][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.979907][ T4864] Call trace: [ 82.980435][ T4864] dump_backtrace+0x0/0x43c [ 82.981149][ T4864] show_stack+0x2c/0x3c [ 82.981808][ T4864] __dump_stack+0x30/0x40 [ 82.982510][ T4864] dump_stack_lvl+0xf8/0x160 [ 82.983210][ T4864] dump_stack+0x1c/0x5c [ 82.983902][ T4864] bad_page+0x188/0x1a8 [ 82.984602][ T4864] check_free_page_bad+0xf4/0x16c [ 82.985410][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 82.986271][ T4864] free_unref_page_list+0xdc/0x754 [ 82.987037][ T4864] release_pages+0x13c8/0x16e0 [ 82.987798][ T4864] __pagevec_release+0x84/0xf8 [ 82.988570][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 82.989485][ T4864] truncate_inode_pages+0x2c/0x3c [ 82.990266][ T4864] dbUnmount+0xf4/0x168 [ 82.990981][ T4864] jfs_umount+0x1c4/0x328 [ 82.991655][ T4864] jfs_put_super+0x90/0x188 [ 82.992390][ T4864] generic_shutdown_super+0x130/0x2f0 [ 82.993204][ T4864] kill_block_super+0x70/0xdc [ 82.993893][ T4864] deactivate_locked_super+0xb8/0x13c [ 82.994730][ T4864] deactivate_super+0xf8/0x118 [ 82.995461][ T4864] cleanup_mnt+0x3a4/0x458 [ 82.996153][ T4864] __cleanup_mnt+0x20/0x30 [ 82.996795][ T4864] task_work_run+0x12c/0x1e0 [ 82.997465][ T4864] do_notify_resume+0x24b4/0x3128 [ 82.998212][ T4864] el0_svc+0xf0/0x1e0 [ 82.998864][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 82.999626][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 83.001227][ T4864] BUG: Bad page state in process syz-executor pfn:10b733 [ 83.002413][ T4864] page:00000000aa7e0843 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x10b733 [ 83.003906][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 83.005559][ T4864] raw: 05ffc00000002006 fffffc00031a2bc8 ffff80001fd275c0 0000000000000000 [ 83.006864][ T4864] raw: 0000000000000003 ffff0000ed08e7c0 00000000ffffffff 0000000000000000 [ 83.008878][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 83.010005][ T4864] Modules linked in: [ 83.010576][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 83.011849][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.013183][ T4864] Call trace: [ 83.013646][ T4864] dump_backtrace+0x0/0x43c [ 83.014284][ T4864] show_stack+0x2c/0x3c [ 83.014909][ T4864] __dump_stack+0x30/0x40 [ 83.015495][ T4864] dump_stack_lvl+0xf8/0x160 [ 83.016248][ T4864] dump_stack+0x1c/0x5c [ 83.016923][ T4864] bad_page+0x188/0x1a8 [ 83.017569][ T4864] check_free_page_bad+0xf4/0x16c [ 83.018369][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 83.019173][ T4864] free_unref_page_list+0xdc/0x754 [ 83.019900][ T4864] release_pages+0x13c8/0x16e0 [ 83.020614][ T4864] __pagevec_release+0x84/0xf8 [ 83.021306][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 83.022144][ T4864] truncate_inode_pages+0x2c/0x3c [ 83.022929][ T4864] dbUnmount+0xf4/0x168 [ 83.023526][ T4864] jfs_umount+0x1c4/0x328 [ 83.024187][ T4864] jfs_put_super+0x90/0x188 [ 83.024852][ T4864] generic_shutdown_super+0x130/0x2f0 [ 83.025677][ T4864] kill_block_super+0x70/0xdc [ 83.026408][ T4864] deactivate_locked_super+0xb8/0x13c [ 83.027246][ T4864] deactivate_super+0xf8/0x118 [ 83.028070][ T4864] cleanup_mnt+0x3a4/0x458 [ 83.028801][ T4864] __cleanup_mnt+0x20/0x30 [ 83.029521][ T4864] task_work_run+0x12c/0x1e0 [ 83.030257][ T4864] do_notify_resume+0x24b4/0x3128 [ 83.031071][ T4864] el0_svc+0xf0/0x1e0 [ 83.031694][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 83.032512][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 83.143797][ T5110] loop0: detected capacity change from 0 to 32768 [ 83.204055][ T4864] BUG: Bad page state in process syz-executor pfn:11173d [ 83.205299][ T4864] page:000000000a42dcd4 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x11173d [ 83.206991][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 83.208746][ T4864] raw: 05ffc00000002006 fffffc0003359708 ffff80001fd275c0 0000000000000000 [ 83.209935][ T4864] raw: 0000000000000004 ffff0000d0c2b4d8 00000000ffffffff 0000000000000000 [ 83.211116][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 83.212174][ T4864] Modules linked in: [ 83.212741][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 83.213954][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.215313][ T4864] Call trace: [ 83.215783][ T4864] dump_backtrace+0x0/0x43c [ 83.216450][ T4864] show_stack+0x2c/0x3c [ 83.217072][ T4864] __dump_stack+0x30/0x40 [ 83.217731][ T4864] dump_stack_lvl+0xf8/0x160 [ 83.218346][ T4864] dump_stack+0x1c/0x5c [ 83.218938][ T4864] bad_page+0x188/0x1a8 [ 83.219512][ T4864] check_free_page_bad+0xf4/0x16c [ 83.220321][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 83.221156][ T4864] free_unref_page_list+0xdc/0x754 [ 83.221940][ T4864] release_pages+0x13c8/0x16e0 [ 83.222620][ T4864] __pagevec_release+0x84/0xf8 [ 83.223416][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 83.224378][ T4864] truncate_inode_pages+0x2c/0x3c [ 83.225223][ T4864] dbUnmount+0xf4/0x168 [ 83.225950][ T4864] jfs_umount+0x1c4/0x328 [ 83.226682][ T4864] jfs_put_super+0x90/0x188 [ 83.227361][ T4864] generic_shutdown_super+0x130/0x2f0 [ 83.228143][ T4864] kill_block_super+0x70/0xdc [ 83.228823][ T4864] deactivate_locked_super+0xb8/0x13c [ 83.229653][ T4864] deactivate_super+0xf8/0x118 [ 83.230403][ T4864] cleanup_mnt+0x3a4/0x458 [ 83.231111][ T4864] __cleanup_mnt+0x20/0x30 [ 83.231799][ T4864] task_work_run+0x12c/0x1e0 [ 83.232528][ T4864] do_notify_resume+0x24b4/0x3128 [ 83.233318][ T4864] el0_svc+0xf0/0x1e0 [ 83.233904][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 83.234694][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 83.235683][ T4864] BUG: Bad page state in process syz-executor pfn:10d65c [ 83.236655][ T4864] page:00000000fa315d3c refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x10d65c [ 83.238358][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 83.239814][ T4864] raw: 05ffc00000002006 fffffc00034f86c8 ffff80001fd275c0 0000000000000000 [ 83.241050][ T4864] raw: 0000000000000003 ffff0000d0c2b5d0 00000000ffffffff 0000000000000000 [ 83.242304][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 83.243489][ T4864] Modules linked in: [ 83.244130][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 83.245618][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.247022][ T4864] Call trace: [ 83.247443][ T4864] dump_backtrace+0x0/0x43c 1970/01/01 00:01:23 executed programs: 22 [ 83.248079][ T4864] show_stack+0x2c/0x3c [ 83.248664][ T4864] __dump_stack+0x30/0x40 [ 83.249305][ T4864] dump_stack_lvl+0xf8/0x160 [ 83.249993][ T4864] dump_stack+0x1c/0x5c [ 83.250646][ T4864] bad_page+0x188/0x1a8 [ 83.251224][ T4864] check_free_page_bad+0xf4/0x16c [ 83.252023][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 83.252851][ T4864] free_unref_page_list+0xdc/0x754 [ 83.253721][ T4864] release_pages+0x13c8/0x16e0 [ 83.254528][ T4864] __pagevec_release+0x84/0xf8 [ 83.255256][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 83.256180][ T4864] truncate_inode_pages+0x2c/0x3c [ 83.256985][ T4864] dbUnmount+0xf4/0x168 [ 83.257571][ T4864] jfs_umount+0x1c4/0x328 [ 83.258174][ T4864] jfs_put_super+0x90/0x188 [ 83.258888][ T4864] generic_shutdown_super+0x130/0x2f0 [ 83.259639][ T4864] kill_block_super+0x70/0xdc [ 83.260272][ T4864] deactivate_locked_super+0xb8/0x13c [ 83.261078][ T4864] deactivate_super+0xf8/0x118 [ 83.261839][ T4864] cleanup_mnt+0x3a4/0x458 [ 83.262510][ T4864] __cleanup_mnt+0x20/0x30 [ 83.263214][ T4864] task_work_run+0x12c/0x1e0 [ 83.263936][ T4864] do_notify_resume+0x24b4/0x3128 [ 83.264664][ T4864] el0_svc+0xf0/0x1e0 [ 83.265238][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 83.265929][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 83.392942][ T5112] loop0: detected capacity change from 0 to 32768 [ 83.481861][ T4864] BUG: Bad page state in process syz-executor pfn:113016 [ 83.483039][ T4864] page:00000000d495db07 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x113016 [ 83.484704][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 83.486271][ T4864] raw: 05ffc00000002006 fffffc000321c248 ffff80001fd275c0 0000000000000000 [ 83.488071][ T4864] raw: 0000000000000004 ffff0000c2210c98 00000000ffffffff 0000000000000000 [ 83.489382][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 83.490419][ T4864] Modules linked in: [ 83.491019][ T4864] CPU: 0 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 83.492470][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.494017][ T4864] Call trace: [ 83.494526][ T4864] dump_backtrace+0x0/0x43c [ 83.495211][ T4864] show_stack+0x2c/0x3c [ 83.495874][ T4864] __dump_stack+0x30/0x40 [ 83.496609][ T4864] dump_stack_lvl+0xf8/0x160 [ 83.497377][ T4864] dump_stack+0x1c/0x5c [ 83.498037][ T4864] bad_page+0x188/0x1a8 [ 83.498710][ T4864] check_free_page_bad+0xf4/0x16c [ 83.499508][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 83.500341][ T4864] free_unref_page_list+0xdc/0x754 [ 83.501080][ T4864] release_pages+0x13c8/0x16e0 [ 83.501806][ T4864] __pagevec_release+0x84/0xf8 [ 83.502584][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 83.503512][ T4864] truncate_inode_pages+0x2c/0x3c [ 83.504250][ T4864] dbUnmount+0xf4/0x168 [ 83.504893][ T4864] jfs_umount+0x1c4/0x328 [ 83.505576][ T4864] jfs_put_super+0x90/0x188 [ 83.506302][ T4864] generic_shutdown_super+0x130/0x2f0 [ 83.507191][ T4864] kill_block_super+0x70/0xdc [ 83.507957][ T4864] deactivate_locked_super+0xb8/0x13c [ 83.508795][ T4864] deactivate_super+0xf8/0x118 [ 83.509520][ T4864] cleanup_mnt+0x3a4/0x458 [ 83.510231][ T4864] __cleanup_mnt+0x20/0x30 [ 83.510889][ T4864] task_work_run+0x12c/0x1e0 [ 83.511603][ T4864] do_notify_resume+0x24b4/0x3128 [ 83.512474][ T4864] el0_svc+0xf0/0x1e0 [ 83.513133][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 83.513921][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 83.514749][ T4864] BUG: Bad page state in process syz-executor pfn:108709 [ 83.515881][ T4864] page:0000000065b5b41c refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x108709 [ 83.518405][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 83.519879][ T4864] raw: 05ffc00000002006 fffffc000343cd08 ffff80001fd275c0 0000000000000000 [ 83.521248][ T4864] raw: 0000000000000003 ffff0000c2210d90 00000000ffffffff 0000000000000000 [ 83.522603][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 83.523629][ T4864] Modules linked in: [ 83.524336][ T4864] CPU: 0 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 83.525812][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.527381][ T4864] Call trace: [ 83.527875][ T4864] dump_backtrace+0x0/0x43c [ 83.528629][ T4864] show_stack+0x2c/0x3c [ 83.529281][ T4864] __dump_stack+0x30/0x40 [ 83.529948][ T4864] dump_stack_lvl+0xf8/0x160 [ 83.530666][ T4864] dump_stack+0x1c/0x5c [ 83.531330][ T4864] bad_page+0x188/0x1a8 [ 83.532009][ T4864] check_free_page_bad+0xf4/0x16c [ 83.532854][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 83.533696][ T4864] free_unref_page_list+0xdc/0x754 [ 83.534377][ T4864] release_pages+0x13c8/0x16e0 [ 83.535110][ T4864] __pagevec_release+0x84/0xf8 [ 83.535821][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 83.536794][ T4864] truncate_inode_pages+0x2c/0x3c [ 83.537648][ T4864] dbUnmount+0xf4/0x168 [ 83.538361][ T4864] jfs_umount+0x1c4/0x328 [ 83.539101][ T4864] jfs_put_super+0x90/0x188 [ 83.539845][ T4864] generic_shutdown_super+0x130/0x2f0 [ 83.540738][ T4864] kill_block_super+0x70/0xdc [ 83.541486][ T4864] deactivate_locked_super+0xb8/0x13c [ 83.542273][ T4864] deactivate_super+0xf8/0x118 [ 83.543060][ T4864] cleanup_mnt+0x3a4/0x458 [ 83.543769][ T4864] __cleanup_mnt+0x20/0x30 [ 83.544465][ T4864] task_work_run+0x12c/0x1e0 [ 83.545266][ T4864] do_notify_resume+0x24b4/0x3128 [ 83.546048][ T4864] el0_svc+0xf0/0x1e0 [ 83.546639][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 83.547405][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 83.663724][ T5114] loop0: detected capacity change from 0 to 32768 [ 83.718687][ T4864] BUG: Bad page state in process syz-executor pfn:107e9e [ 83.719843][ T4864] page:0000000001bb8bb1 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x107e9e [ 83.721401][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 83.722961][ T4864] raw: 05ffc00000002006 fffffc00034f85c8 ffff80001fd275c0 0000000000000000 [ 83.724167][ T4864] raw: 0000000000000004 ffff0000d2ad3aa8 00000000ffffffff 0000000000000000 [ 83.725362][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 83.726429][ T4864] Modules linked in: [ 83.727048][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 83.728463][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.729991][ T4864] Call trace: [ 83.730520][ T4864] dump_backtrace+0x0/0x43c [ 83.731208][ T4864] show_stack+0x2c/0x3c [ 83.731814][ T4864] __dump_stack+0x30/0x40 [ 83.732507][ T4864] dump_stack_lvl+0xf8/0x160 [ 83.733287][ T4864] dump_stack+0x1c/0x5c [ 83.733995][ T4864] bad_page+0x188/0x1a8 [ 83.734713][ T4864] check_free_page_bad+0xf4/0x16c [ 83.735554][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 83.736457][ T4864] free_unref_page_list+0xdc/0x754 [ 83.737282][ T4864] release_pages+0x13c8/0x16e0 [ 83.737990][ T4864] __pagevec_release+0x84/0xf8 [ 83.738706][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 83.739546][ T4864] truncate_inode_pages+0x2c/0x3c [ 83.740314][ T4864] dbUnmount+0xf4/0x168 [ 83.740909][ T4864] jfs_umount+0x1c4/0x328 [ 83.741517][ T4864] jfs_put_super+0x90/0x188 [ 83.742218][ T4864] generic_shutdown_super+0x130/0x2f0 [ 83.743050][ T4864] kill_block_super+0x70/0xdc [ 83.743809][ T4864] deactivate_locked_super+0xb8/0x13c [ 83.744717][ T4864] deactivate_super+0xf8/0x118 [ 83.745481][ T4864] cleanup_mnt+0x3a4/0x458 [ 83.746182][ T4864] __cleanup_mnt+0x20/0x30 [ 83.746960][ T4864] task_work_run+0x12c/0x1e0 [ 83.747697][ T4864] do_notify_resume+0x24b4/0x3128 [ 83.748458][ T4864] el0_svc+0xf0/0x1e0 [ 83.749135][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 83.749976][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 83.751975][ T4864] BUG: Bad page state in process syz-executor pfn:113e17 [ 83.753195][ T4864] page:000000009c71498e refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x113e17 [ 83.754941][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 83.756417][ T4864] raw: 05ffc00000002006 fffffc000349bdc8 ffff80001fd275c0 0000000000000000 [ 83.758168][ T4864] raw: 0000000000000003 ffff0000d2ad3ba0 00000000ffffffff 0000000000000000 [ 83.759516][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 83.760652][ T4864] Modules linked in: [ 83.761260][ T4864] CPU: 0 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 83.762689][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.764424][ T4864] Call trace: [ 83.764962][ T4864] dump_backtrace+0x0/0x43c [ 83.765662][ T4864] show_stack+0x2c/0x3c [ 83.766329][ T4864] __dump_stack+0x30/0x40 [ 83.766982][ T4864] dump_stack_lvl+0xf8/0x160 [ 83.767722][ T4864] dump_stack+0x1c/0x5c [ 83.768379][ T4864] bad_page+0x188/0x1a8 [ 83.769057][ T4864] check_free_page_bad+0xf4/0x16c [ 83.769896][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 83.770753][ T4864] free_unref_page_list+0xdc/0x754 [ 83.771618][ T4864] release_pages+0x13c8/0x16e0 [ 83.772431][ T4864] __pagevec_release+0x84/0xf8 [ 83.773218][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 83.774138][ T4864] truncate_inode_pages+0x2c/0x3c [ 83.774921][ T4864] dbUnmount+0xf4/0x168 [ 83.775572][ T4864] jfs_umount+0x1c4/0x328 [ 83.776262][ T4864] jfs_put_super+0x90/0x188 [ 83.777037][ T4864] generic_shutdown_super+0x130/0x2f0 [ 83.777879][ T4864] kill_block_super+0x70/0xdc [ 83.778650][ T4864] deactivate_locked_super+0xb8/0x13c [ 83.779567][ T4864] deactivate_super+0xf8/0x118 [ 83.780360][ T4864] cleanup_mnt+0x3a4/0x458 [ 83.781080][ T4864] __cleanup_mnt+0x20/0x30 [ 83.781891][ T4864] task_work_run+0x12c/0x1e0 [ 83.782526][ T4864] do_notify_resume+0x24b4/0x3128 [ 83.783293][ T4864] el0_svc+0xf0/0x1e0 [ 83.783918][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 83.784678][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 83.933655][ T5116] loop0: detected capacity change from 0 to 32768 [ 84.018471][ T4864] BUG: Bad page state in process syz-executor pfn:113154 [ 84.019662][ T4864] page:000000002ffb1939 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x113154 [ 84.021371][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 84.022784][ T4864] raw: 05ffc00000002006 fffffc00031e5bc8 ffff80001fd275c0 0000000000000000 [ 84.024100][ T4864] raw: 0000000000000004 ffff0000c97f12e8 00000000ffffffff 0000000000000000 [ 84.025441][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 84.026471][ T4864] Modules linked in: [ 84.027027][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 84.028343][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 84.029715][ T4864] Call trace: [ 84.030243][ T4864] dump_backtrace+0x0/0x43c [ 84.030977][ T4864] show_stack+0x2c/0x3c [ 84.031638][ T4864] __dump_stack+0x30/0x40 [ 84.032272][ T4864] dump_stack_lvl+0xf8/0x160 [ 84.032990][ T4864] dump_stack+0x1c/0x5c [ 84.033694][ T4864] bad_page+0x188/0x1a8 [ 84.034361][ T4864] check_free_page_bad+0xf4/0x16c [ 84.035079][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 84.035871][ T4864] free_unref_page_list+0xdc/0x754 [ 84.036636][ T4864] release_pages+0x13c8/0x16e0 [ 84.037283][ T4864] __pagevec_release+0x84/0xf8 [ 84.038012][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 84.038793][ T4864] truncate_inode_pages+0x2c/0x3c [ 84.039562][ T4864] dbUnmount+0xf4/0x168 [ 84.040126][ T4864] jfs_umount+0x1c4/0x328 [ 84.040828][ T4864] jfs_put_super+0x90/0x188 [ 84.041520][ T4864] generic_shutdown_super+0x130/0x2f0 [ 84.042331][ T4864] kill_block_super+0x70/0xdc [ 84.043090][ T4864] deactivate_locked_super+0xb8/0x13c [ 84.043916][ T4864] deactivate_super+0xf8/0x118 [ 84.044673][ T4864] cleanup_mnt+0x3a4/0x458 [ 84.045370][ T4864] __cleanup_mnt+0x20/0x30 [ 84.046074][ T4864] task_work_run+0x12c/0x1e0 [ 84.046855][ T4864] do_notify_resume+0x24b4/0x3128 [ 84.047656][ T4864] el0_svc+0xf0/0x1e0 [ 84.048279][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 84.049050][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 84.050480][ T4864] BUG: Bad page state in process syz-executor pfn:10796f [ 84.051572][ T4864] page:0000000013b8bf86 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x10796f [ 84.053114][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 84.054615][ T4864] raw: 05ffc00000002006 fffffc00034b8608 ffff80001fd275c0 0000000000000000 [ 84.056010][ T4864] raw: 0000000000000003 ffff0000c97f13e0 00000000ffffffff 0000000000000000 [ 84.057258][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 84.058572][ T4864] Modules linked in: [ 84.059103][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 84.060428][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 84.061822][ T4864] Call trace: [ 84.062295][ T4864] dump_backtrace+0x0/0x43c [ 84.062907][ T4864] show_stack+0x2c/0x3c [ 84.063492][ T4864] __dump_stack+0x30/0x40 [ 84.064055][ T4864] dump_stack_lvl+0xf8/0x160 [ 84.064633][ T4864] dump_stack+0x1c/0x5c [ 84.065267][ T4864] bad_page+0x188/0x1a8 [ 84.065925][ T4864] check_free_page_bad+0xf4/0x16c [ 84.066603][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 84.067385][ T4864] free_unref_page_list+0xdc/0x754 [ 84.068217][ T4864] release_pages+0x13c8/0x16e0 [ 84.068985][ T4864] __pagevec_release+0x84/0xf8 [ 84.069758][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 84.070660][ T4864] truncate_inode_pages+0x2c/0x3c [ 84.071450][ T4864] dbUnmount+0xf4/0x168 [ 84.072132][ T4864] jfs_umount+0x1c4/0x328 [ 84.072795][ T4864] jfs_put_super+0x90/0x188 [ 84.073519][ T4864] generic_shutdown_super+0x130/0x2f0 [ 84.074326][ T4864] kill_block_super+0x70/0xdc [ 84.074994][ T4864] deactivate_locked_super+0xb8/0x13c [ 84.075772][ T4864] deactivate_super+0xf8/0x118 [ 84.076449][ T4864] cleanup_mnt+0x3a4/0x458 [ 84.077091][ T4864] __cleanup_mnt+0x20/0x30 [ 84.077848][ T4864] task_work_run+0x12c/0x1e0 [ 84.078619][ T4864] do_notify_resume+0x24b4/0x3128 [ 84.079442][ T4864] el0_svc+0xf0/0x1e0 [ 84.080068][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 84.080872][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 84.200407][ T5118] loop0: detected capacity change from 0 to 32768 [ 84.263093][ T4864] BUG: Bad page state in process syz-executor pfn:107f9f [ 84.264261][ T4864] page:00000000fd7fac20 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x107f9f [ 84.265818][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 84.267248][ T4864] raw: 05ffc00000002006 fffffc0003485148 ffff80001fd275c0 0000000000000000 [ 84.269326][ T4864] raw: 0000000000000004 ffff0000c97f16c8 00000000ffffffff 0000000000000000 [ 84.270666][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 84.271816][ T4864] Modules linked in: [ 84.272404][ T4864] CPU: 0 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 84.273730][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 84.275172][ T4864] Call trace: [ 84.275699][ T4864] dump_backtrace+0x0/0x43c [ 84.276437][ T4864] show_stack+0x2c/0x3c [ 84.277110][ T4864] __dump_stack+0x30/0x40 [ 84.277830][ T4864] dump_stack_lvl+0xf8/0x160 [ 84.278518][ T4864] dump_stack+0x1c/0x5c [ 84.279231][ T4864] bad_page+0x188/0x1a8 [ 84.279899][ T4864] check_free_page_bad+0xf4/0x16c [ 84.280763][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 84.281715][ T4864] free_unref_page_list+0xdc/0x754 [ 84.282598][ T4864] release_pages+0x13c8/0x16e0 [ 84.283382][ T4864] __pagevec_release+0x84/0xf8 [ 84.284131][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 84.285144][ T4864] truncate_inode_pages+0x2c/0x3c [ 84.285951][ T4864] dbUnmount+0xf4/0x168 [ 84.286576][ T4864] jfs_umount+0x1c4/0x328 [ 84.287278][ T4864] jfs_put_super+0x90/0x188 [ 84.288017][ T4864] generic_shutdown_super+0x130/0x2f0 [ 84.288911][ T4864] kill_block_super+0x70/0xdc [ 84.289598][ T4864] deactivate_locked_super+0xb8/0x13c [ 84.290410][ T4864] deactivate_super+0xf8/0x118 [ 84.291188][ T4864] cleanup_mnt+0x3a4/0x458 [ 84.291883][ T4864] __cleanup_mnt+0x20/0x30 [ 84.292636][ T4864] task_work_run+0x12c/0x1e0 [ 84.293379][ T4864] do_notify_resume+0x24b4/0x3128 [ 84.294187][ T4864] el0_svc+0xf0/0x1e0 [ 84.294840][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 84.295689][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 84.297475][ T4864] BUG: Bad page state in process syz-executor pfn:112145 [ 84.298659][ T4864] page:000000003457986f refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x112145 [ 84.300251][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 84.301907][ T4864] raw: 05ffc00000002006 fffffc0003378748 ffff80001fd275c0 0000000000000000 [ 84.303292][ T4864] raw: 0000000000000003 ffff0000c97f17c0 00000000ffffffff 0000000000000000 [ 84.304661][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 84.305857][ T4864] Modules linked in: [ 84.306507][ T4864] CPU: 0 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 84.307968][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 84.309662][ T4864] Call trace: [ 84.310200][ T4864] dump_backtrace+0x0/0x43c [ 84.310941][ T4864] show_stack+0x2c/0x3c [ 84.311630][ T4864] __dump_stack+0x30/0x40 [ 84.312339][ T4864] dump_stack_lvl+0xf8/0x160 [ 84.313110][ T4864] dump_stack+0x1c/0x5c [ 84.313809][ T4864] bad_page+0x188/0x1a8 [ 84.314527][ T4864] check_free_page_bad+0xf4/0x16c [ 84.315323][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 84.316123][ T4864] free_unref_page_list+0xdc/0x754 [ 84.316971][ T4864] release_pages+0x13c8/0x16e0 [ 84.317757][ T4864] __pagevec_release+0x84/0xf8 [ 84.318527][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 84.319491][ T4864] truncate_inode_pages+0x2c/0x3c [ 84.320246][ T4864] dbUnmount+0xf4/0x168 [ 84.320974][ T4864] jfs_umount+0x1c4/0x328 [ 84.321608][ T4864] jfs_put_super+0x90/0x188 [ 84.322331][ T4864] generic_shutdown_super+0x130/0x2f0 [ 84.323221][ T4864] kill_block_super+0x70/0xdc [ 84.323972][ T4864] deactivate_locked_super+0xb8/0x13c [ 84.324844][ T4864] deactivate_super+0xf8/0x118 [ 84.325641][ T4864] cleanup_mnt+0x3a4/0x458 [ 84.326338][ T4864] __cleanup_mnt+0x20/0x30 [ 84.327019][ T4864] task_work_run+0x12c/0x1e0 [ 84.327690][ T4864] do_notify_resume+0x24b4/0x3128 [ 84.328500][ T4864] el0_svc+0xf0/0x1e0 [ 84.329071][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 84.329779][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 84.462884][ T5120] loop0: detected capacity change from 0 to 32768 [ 84.526416][ T4864] BUG: Bad page state in process syz-executor pfn:110b86 [ 84.527721][ T4864] page:00000000dcea5aa9 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x110b86 [ 84.529166][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 84.530557][ T4864] raw: 05ffc00000002006 fffffc00032557c8 ffff80001fd275c0 0000000000000000 [ 84.531922][ T4864] raw: 0000000000000004 ffff0000c256b2e8 00000000ffffffff 0000000000000000 [ 84.533214][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 84.534402][ T4864] Modules linked in: [ 84.535008][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 84.536423][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 84.538069][ T4864] Call trace: [ 84.538558][ T4864] dump_backtrace+0x0/0x43c [ 84.539265][ T4864] show_stack+0x2c/0x3c [ 84.539925][ T4864] __dump_stack+0x30/0x40 [ 84.540645][ T4864] dump_stack_lvl+0xf8/0x160 [ 84.541365][ T4864] dump_stack+0x1c/0x5c [ 84.542186][ T4864] bad_page+0x188/0x1a8 [ 84.542837][ T4864] check_free_page_bad+0xf4/0x16c [ 84.543566][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 84.544429][ T4864] free_unref_page_list+0xdc/0x754 [ 84.545296][ T4864] release_pages+0x13c8/0x16e0 [ 84.546006][ T4864] __pagevec_release+0x84/0xf8 [ 84.546795][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 84.547604][ T4864] truncate_inode_pages+0x2c/0x3c [ 84.548397][ T4864] dbUnmount+0xf4/0x168 [ 84.549082][ T4864] jfs_umount+0x1c4/0x328 [ 84.549795][ T4864] jfs_put_super+0x90/0x188 [ 84.550464][ T4864] generic_shutdown_super+0x130/0x2f0 [ 84.551389][ T4864] kill_block_super+0x70/0xdc [ 84.552150][ T4864] deactivate_locked_super+0xb8/0x13c [ 84.553043][ T4864] deactivate_super+0xf8/0x118 [ 84.553854][ T4864] cleanup_mnt+0x3a4/0x458 [ 84.554544][ T4864] __cleanup_mnt+0x20/0x30 [ 84.555305][ T4864] task_work_run+0x12c/0x1e0 [ 84.556137][ T4864] do_notify_resume+0x24b4/0x3128 [ 84.556954][ T4864] el0_svc+0xf0/0x1e0 [ 84.557621][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 84.558415][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 84.559805][ T4864] BUG: Bad page state in process syz-executor pfn:10955f [ 84.560962][ T4864] page:000000000761785d refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x10955f [ 84.562629][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 84.564059][ T4864] raw: 05ffc00000002006 fffffc0003497808 ffff80001fd275c0 0000000000000000 [ 84.565514][ T4864] raw: 0000000000000003 ffff0000c256b3e0 00000000ffffffff 0000000000000000 [ 84.566915][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 84.568949][ T4864] Modules linked in: [ 84.569574][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 84.570945][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 84.572492][ T4864] Call trace: [ 84.572952][ T4864] dump_backtrace+0x0/0x43c [ 84.573633][ T4864] show_stack+0x2c/0x3c [ 84.574213][ T4864] __dump_stack+0x30/0x40 [ 84.574903][ T4864] dump_stack_lvl+0xf8/0x160 [ 84.575593][ T4864] dump_stack+0x1c/0x5c [ 84.576187][ T4864] bad_page+0x188/0x1a8 [ 84.576800][ T4864] check_free_page_bad+0xf4/0x16c [ 84.577570][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 84.578434][ T4864] free_unref_page_list+0xdc/0x754 [ 84.579227][ T4864] release_pages+0x13c8/0x16e0 [ 84.579949][ T4864] __pagevec_release+0x84/0xf8 [ 84.580759][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 84.581729][ T4864] truncate_inode_pages+0x2c/0x3c [ 84.582545][ T4864] dbUnmount+0xf4/0x168 [ 84.583248][ T4864] jfs_umount+0x1c4/0x328 [ 84.583896][ T4864] jfs_put_super+0x90/0x188 [ 84.584675][ T4864] generic_shutdown_super+0x130/0x2f0 [ 84.585648][ T4864] kill_block_super+0x70/0xdc [ 84.586404][ T4864] deactivate_locked_super+0xb8/0x13c [ 84.587316][ T4864] deactivate_super+0xf8/0x118 [ 84.588048][ T4864] cleanup_mnt+0x3a4/0x458 [ 84.588754][ T4864] __cleanup_mnt+0x20/0x30 [ 84.589444][ T4864] task_work_run+0x12c/0x1e0 [ 84.590143][ T4864] do_notify_resume+0x24b4/0x3128 [ 84.591001][ T4864] el0_svc+0xf0/0x1e0 [ 84.591670][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 84.592407][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 84.723452][ T5122] loop0: detected capacity change from 0 to 32768 [ 84.782382][ T4864] BUG: Bad page state in process syz-executor pfn:10ad06 [ 84.783555][ T4864] page:000000003664cbd9 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10ad06 [ 84.785169][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 84.786646][ T4864] raw: 05ffc00000002006 fffffc000357dc08 ffff80001fd275c0 0000000000000000 [ 84.788454][ T4864] raw: 0000000000000004 ffff0000c9e254d8 00000000ffffffff 0000000000000000 [ 84.789784][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 84.790936][ T4864] Modules linked in: [ 84.791522][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 84.792846][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 84.794304][ T4864] Call trace: [ 84.794754][ T4864] dump_backtrace+0x0/0x43c [ 84.795327][ T4864] show_stack+0x2c/0x3c [ 84.795882][ T4864] __dump_stack+0x30/0x40 [ 84.796498][ T4864] dump_stack_lvl+0xf8/0x160 [ 84.797119][ T4864] dump_stack+0x1c/0x5c [ 84.797712][ T4864] bad_page+0x188/0x1a8 [ 84.798334][ T4864] check_free_page_bad+0xf4/0x16c [ 84.799138][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 84.800077][ T4864] free_unref_page_list+0xdc/0x754 [ 84.800913][ T4864] release_pages+0x13c8/0x16e0 [ 84.801706][ T4864] __pagevec_release+0x84/0xf8 [ 84.802451][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 84.803302][ T4864] truncate_inode_pages+0x2c/0x3c [ 84.804010][ T4864] dbUnmount+0xf4/0x168 [ 84.804656][ T4864] jfs_umount+0x1c4/0x328 [ 84.805367][ T4864] jfs_put_super+0x90/0x188 [ 84.806100][ T4864] generic_shutdown_super+0x130/0x2f0 [ 84.806920][ T4864] kill_block_super+0x70/0xdc [ 84.807682][ T4864] deactivate_locked_super+0xb8/0x13c [ 84.808472][ T4864] deactivate_super+0xf8/0x118 [ 84.809240][ T4864] cleanup_mnt+0x3a4/0x458 [ 84.809941][ T4864] __cleanup_mnt+0x20/0x30 [ 84.810683][ T4864] task_work_run+0x12c/0x1e0 [ 84.811411][ T4864] do_notify_resume+0x24b4/0x3128 [ 84.812164][ T4864] el0_svc+0xf0/0x1e0 [ 84.812846][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 84.813694][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 84.814562][ T4864] BUG: Bad page state in process syz-executor pfn:115f70 [ 84.815644][ T4864] page:0000000044c80910 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x115f70 [ 84.817264][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 84.818936][ T4864] raw: 05ffc00000002006 fffffc0003465488 ffff80001fd275c0 0000000000000000 [ 84.820076][ T4864] raw: 0000000000000003 ffff0000c9e255d0 00000000ffffffff 0000000000000000 [ 84.821453][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 84.822552][ T4864] Modules linked in: [ 84.823120][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 84.824296][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 84.825697][ T4864] Call trace: [ 84.826168][ T4864] dump_backtrace+0x0/0x43c [ 84.826821][ T4864] show_stack+0x2c/0x3c [ 84.827416][ T4864] __dump_stack+0x30/0x40 [ 84.828030][ T4864] dump_stack_lvl+0xf8/0x160 [ 84.828679][ T4864] dump_stack+0x1c/0x5c [ 84.829288][ T4864] bad_page+0x188/0x1a8 [ 84.829872][ T4864] check_free_page_bad+0xf4/0x16c [ 84.830600][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 84.831328][ T4864] free_unref_page_list+0xdc/0x754 [ 84.832057][ T4864] release_pages+0x13c8/0x16e0 [ 84.832737][ T4864] __pagevec_release+0x84/0xf8 [ 84.833437][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 84.834256][ T4864] truncate_inode_pages+0x2c/0x3c [ 84.835000][ T4864] dbUnmount+0xf4/0x168 [ 84.835592][ T4864] jfs_umount+0x1c4/0x328 [ 84.836215][ T4864] jfs_put_super+0x90/0x188 [ 84.836896][ T4864] generic_shutdown_super+0x130/0x2f0 [ 84.837792][ T4864] kill_block_super+0x70/0xdc [ 84.838546][ T4864] deactivate_locked_super+0xb8/0x13c [ 84.839484][ T4864] deactivate_super+0xf8/0x118 [ 84.840222][ T4864] cleanup_mnt+0x3a4/0x458 [ 84.840949][ T4864] __cleanup_mnt+0x20/0x30 [ 84.841704][ T4864] task_work_run+0x12c/0x1e0 [ 84.842424][ T4864] do_notify_resume+0x24b4/0x3128 [ 84.843194][ T4864] el0_svc+0xf0/0x1e0 [ 84.843769][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 84.844529][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 84.984058][ T5124] loop0: detected capacity change from 0 to 32768 [ 85.051920][ T4864] BUG: Bad page state in process syz-executor pfn:111feb [ 85.053102][ T4864] page:00000000a29096b6 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x111feb [ 85.054535][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 85.055924][ T4864] raw: 05ffc00000002006 fffffc00032be308 ffff80001fd275c0 0000000000000000 [ 85.057132][ T4864] raw: 0000000000000004 ffff0000e90eb2e8 00000000ffffffff 0000000000000000 [ 85.058812][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 85.059881][ T4864] Modules linked in: [ 85.060459][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 85.061635][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 85.063001][ T4864] Call trace: [ 85.063503][ T4864] dump_backtrace+0x0/0x43c [ 85.064146][ T4864] show_stack+0x2c/0x3c [ 85.064821][ T4864] __dump_stack+0x30/0x40 [ 85.065408][ T4864] dump_stack_lvl+0xf8/0x160 [ 85.066106][ T4864] dump_stack+0x1c/0x5c [ 85.066715][ T4864] bad_page+0x188/0x1a8 [ 85.067346][ T4864] check_free_page_bad+0xf4/0x16c [ 85.068179][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 85.069095][ T4864] free_unref_page_list+0xdc/0x754 [ 85.069929][ T4864] release_pages+0x13c8/0x16e0 [ 85.070622][ T4864] __pagevec_release+0x84/0xf8 [ 85.071310][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 85.072122][ T4864] truncate_inode_pages+0x2c/0x3c [ 85.072839][ T4864] dbUnmount+0xf4/0x168 [ 85.073445][ T4864] jfs_umount+0x1c4/0x328 [ 85.074195][ T4864] jfs_put_super+0x90/0x188 [ 85.074893][ T4864] generic_shutdown_super+0x130/0x2f0 [ 85.075666][ T4864] kill_block_super+0x70/0xdc [ 85.076362][ T4864] deactivate_locked_super+0xb8/0x13c [ 85.077120][ T4864] deactivate_super+0xf8/0x118 [ 85.077838][ T4864] cleanup_mnt+0x3a4/0x458 [ 85.078527][ T4864] __cleanup_mnt+0x20/0x30 [ 85.079231][ T4864] task_work_run+0x12c/0x1e0 [ 85.079976][ T4864] do_notify_resume+0x24b4/0x3128 [ 85.080708][ T4864] el0_svc+0xf0/0x1e0 [ 85.081301][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 85.082167][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 85.084107][ T4864] BUG: Bad page state in process syz-executor pfn:10af8c [ 85.085179][ T4864] page:00000000f4f12953 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x10af8c [ 85.086710][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 85.088252][ T4864] raw: 05ffc00000002006 fffffc0003a43248 ffff80001fd275c0 0000000000000000 [ 85.089477][ T4864] raw: 0000000000000003 ffff0000e90eb3e0 00000000ffffffff 0000000000000000 [ 85.090652][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 85.091694][ T4864] Modules linked in: [ 85.092233][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 85.093482][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 85.094884][ T4864] Call trace: [ 85.095300][ T4864] dump_backtrace+0x0/0x43c [ 85.095935][ T4864] show_stack+0x2c/0x3c [ 85.096495][ T4864] __dump_stack+0x30/0x40 [ 85.097073][ T4864] dump_stack_lvl+0xf8/0x160 [ 85.097727][ T4864] dump_stack+0x1c/0x5c [ 85.098324][ T4864] bad_page+0x188/0x1a8 [ 85.098905][ T4864] check_free_page_bad+0xf4/0x16c [ 85.099755][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 85.100635][ T4864] free_unref_page_list+0xdc/0x754 [ 85.101505][ T4864] release_pages+0x13c8/0x16e0 [ 85.102263][ T4864] __pagevec_release+0x84/0xf8 [ 85.103033][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 85.103969][ T4864] truncate_inode_pages+0x2c/0x3c [ 85.104722][ T4864] dbUnmount+0xf4/0x168 [ 85.105335][ T4864] jfs_umount+0x1c4/0x328 [ 85.106024][ T4864] jfs_put_super+0x90/0x188 [ 85.106668][ T4864] generic_shutdown_super+0x130/0x2f0 [ 85.107406][ T4864] kill_block_super+0x70/0xdc [ 85.108134][ T4864] deactivate_locked_super+0xb8/0x13c [ 85.109049][ T4864] deactivate_super+0xf8/0x118 [ 85.109797][ T4864] cleanup_mnt+0x3a4/0x458 [ 85.110487][ T4864] __cleanup_mnt+0x20/0x30 [ 85.111172][ T4864] task_work_run+0x12c/0x1e0 [ 85.111898][ T4864] do_notify_resume+0x24b4/0x3128 [ 85.112677][ T4864] el0_svc+0xf0/0x1e0 [ 85.113314][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 85.114157][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 85.222742][ T5126] loop0: detected capacity change from 0 to 32768 [ 85.292446][ T4864] BUG: Bad page state in process syz-executor pfn:108a4c [ 85.293667][ T4864] page:00000000ad9c9025 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x108a4c [ 85.295286][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 85.296702][ T4864] raw: 05ffc00000002006 fffffc00031a7548 ffff80001fd275c0 0000000000000000 [ 85.298139][ T4864] raw: 0000000000000004 ffff0000e90eb6c8 00000000ffffffff 0000000000000000 [ 85.299477][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 85.300423][ T4864] Modules linked in: [ 85.301021][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 85.302423][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 85.303911][ T4864] Call trace: [ 85.304453][ T4864] dump_backtrace+0x0/0x43c [ 85.305187][ T4864] show_stack+0x2c/0x3c [ 85.305862][ T4864] __dump_stack+0x30/0x40 [ 85.306548][ T4864] dump_stack_lvl+0xf8/0x160 [ 85.307176][ T4864] dump_stack+0x1c/0x5c [ 85.307843][ T4864] bad_page+0x188/0x1a8 [ 85.308554][ T4864] check_free_page_bad+0xf4/0x16c [ 85.309361][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 85.310254][ T4864] free_unref_page_list+0xdc/0x754 [ 85.310981][ T4864] release_pages+0x13c8/0x16e0 [ 85.311698][ T4864] __pagevec_release+0x84/0xf8 [ 85.312488][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 85.313392][ T4864] truncate_inode_pages+0x2c/0x3c [ 85.314094][ T4864] dbUnmount+0xf4/0x168 [ 85.314681][ T4864] jfs_umount+0x1c4/0x328 [ 85.315304][ T4864] jfs_put_super+0x90/0x188 [ 85.316025][ T4864] generic_shutdown_super+0x130/0x2f0 [ 85.316772][ T4864] kill_block_super+0x70/0xdc [ 85.317484][ T4864] deactivate_locked_super+0xb8/0x13c [ 85.318263][ T4864] deactivate_super+0xf8/0x118 [ 85.318955][ T4864] cleanup_mnt+0x3a4/0x458 [ 85.319575][ T4864] __cleanup_mnt+0x20/0x30 [ 85.320193][ T4864] task_work_run+0x12c/0x1e0 [ 85.320895][ T4864] do_notify_resume+0x24b4/0x3128 [ 85.321744][ T4864] el0_svc+0xf0/0x1e0 [ 85.322366][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 85.323146][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 85.324062][ T4864] BUG: Bad page state in process syz-executor pfn:1069d5 [ 85.325146][ T4864] page:0000000035be6700 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x1069d5 [ 85.326794][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 85.328917][ T4864] raw: 05ffc00000002006 fffffc0003445608 ffff80001fd275c0 0000000000000000 [ 85.330185][ T4864] raw: 0000000000000003 ffff0000e90eb7c0 00000000ffffffff 0000000000000000 [ 85.331504][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 85.332607][ T4864] Modules linked in: [ 85.333210][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 85.334578][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 85.335943][ T4864] Call trace: [ 85.336397][ T4864] dump_backtrace+0x0/0x43c [ 85.336995][ T4864] show_stack+0x2c/0x3c [ 85.337589][ T4864] __dump_stack+0x30/0x40 [ 85.338247][ T4864] dump_stack_lvl+0xf8/0x160 [ 85.338924][ T4864] dump_stack+0x1c/0x5c [ 85.339589][ T4864] bad_page+0x188/0x1a8 [ 85.340297][ T4864] check_free_page_bad+0xf4/0x16c [ 85.341176][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 85.342062][ T4864] free_unref_page_list+0xdc/0x754 [ 85.342751][ T4864] release_pages+0x13c8/0x16e0 [ 85.343427][ T4864] __pagevec_release+0x84/0xf8 [ 85.344146][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 85.345057][ T4864] truncate_inode_pages+0x2c/0x3c [ 85.345804][ T4864] dbUnmount+0xf4/0x168 [ 85.346411][ T4864] jfs_umount+0x1c4/0x328 [ 85.347029][ T4864] jfs_put_super+0x90/0x188 [ 85.347683][ T4864] generic_shutdown_super+0x130/0x2f0 [ 85.348539][ T4864] kill_block_super+0x70/0xdc [ 85.349330][ T4864] deactivate_locked_super+0xb8/0x13c [ 85.350122][ T4864] deactivate_super+0xf8/0x118 [ 85.350901][ T4864] cleanup_mnt+0x3a4/0x458 [ 85.351527][ T4864] __cleanup_mnt+0x20/0x30 [ 85.352199][ T4864] task_work_run+0x12c/0x1e0 [ 85.352912][ T4864] do_notify_resume+0x24b4/0x3128 [ 85.353716][ T4864] el0_svc+0xf0/0x1e0 [ 85.354366][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 85.355097][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 85.462552][ T5128] loop0: detected capacity change from 0 to 32768 [ 85.540682][ T4864] BUG: Bad page state in process syz-executor pfn:1098cc [ 85.541835][ T4864] page:00000000270a551b refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x1098cc [ 85.543451][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 85.545005][ T4864] raw: 05ffc00000002006 fffffc0003441a48 ffff80001fd275c0 0000000000000000 [ 85.546438][ T4864] raw: 0000000000000004 ffff0000d95e84d8 00000000ffffffff 0000000000000000 [ 85.547963][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 85.549064][ T4864] Modules linked in: [ 85.549600][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 85.550922][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 85.552378][ T4864] Call trace: [ 85.552850][ T4864] dump_backtrace+0x0/0x43c [ 85.553491][ T4864] show_stack+0x2c/0x3c [ 85.554148][ T4864] __dump_stack+0x30/0x40 [ 85.554769][ T4864] dump_stack_lvl+0xf8/0x160 [ 85.555472][ T4864] dump_stack+0x1c/0x5c [ 85.556117][ T4864] bad_page+0x188/0x1a8 [ 85.556768][ T4864] check_free_page_bad+0xf4/0x16c [ 85.557590][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 85.558391][ T4864] free_unref_page_list+0xdc/0x754 [ 85.559118][ T4864] release_pages+0x13c8/0x16e0 [ 85.559832][ T4864] __pagevec_release+0x84/0xf8 [ 85.560527][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 85.561306][ T4864] truncate_inode_pages+0x2c/0x3c [ 85.562008][ T4864] dbUnmount+0xf4/0x168 [ 85.562582][ T4864] jfs_umount+0x1c4/0x328 [ 85.563206][ T4864] jfs_put_super+0x90/0x188 [ 85.563843][ T4864] generic_shutdown_super+0x130/0x2f0 [ 85.564676][ T4864] kill_block_super+0x70/0xdc [ 85.565358][ T4864] deactivate_locked_super+0xb8/0x13c [ 85.566126][ T4864] deactivate_super+0xf8/0x118 [ 85.566855][ T4864] cleanup_mnt+0x3a4/0x458 [ 85.567588][ T4864] __cleanup_mnt+0x20/0x30 [ 85.568365][ T4864] task_work_run+0x12c/0x1e0 [ 85.569081][ T4864] do_notify_resume+0x24b4/0x3128 [ 85.569905][ T4864] el0_svc+0xf0/0x1e0 [ 85.570507][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 85.571308][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 85.572636][ T4864] BUG: Bad page state in process syz-executor pfn:111069 [ 85.573710][ T4864] page:000000003ebb6a01 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x111069 [ 85.575261][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 85.576748][ T4864] raw: 05ffc00000002006 fffffc000327f048 ffff80001fd275c0 0000000000000000 [ 85.578020][ T4864] raw: 0000000000000003 ffff0000d95e85d0 00000000ffffffff 0000000000000000 [ 85.579228][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 85.580219][ T4864] Modules linked in: [ 85.580882][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 85.582185][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 85.583556][ T4864] Call trace: [ 85.583997][ T4864] dump_backtrace+0x0/0x43c [ 85.584606][ T4864] show_stack+0x2c/0x3c [ 85.585276][ T4864] __dump_stack+0x30/0x40 [ 85.585958][ T4864] dump_stack_lvl+0xf8/0x160 [ 85.586737][ T4864] dump_stack+0x1c/0x5c [ 85.587375][ T4864] bad_page+0x188/0x1a8 [ 85.588002][ T4864] check_free_page_bad+0xf4/0x16c [ 85.588769][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 85.589601][ T4864] free_unref_page_list+0xdc/0x754 [ 85.590400][ T4864] release_pages+0x13c8/0x16e0 [ 85.591139][ T4864] __pagevec_release+0x84/0xf8 [ 85.591969][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 85.592877][ T4864] truncate_inode_pages+0x2c/0x3c [ 85.593677][ T4864] dbUnmount+0xf4/0x168 [ 85.594303][ T4864] jfs_umount+0x1c4/0x328 [ 85.594989][ T4864] jfs_put_super+0x90/0x188 [ 85.595701][ T4864] generic_shutdown_super+0x130/0x2f0 [ 85.596574][ T4864] kill_block_super+0x70/0xdc [ 85.597269][ T4864] deactivate_locked_super+0xb8/0x13c [ 85.598106][ T4864] deactivate_super+0xf8/0x118 [ 85.598820][ T4864] cleanup_mnt+0x3a4/0x458 [ 85.599524][ T4864] __cleanup_mnt+0x20/0x30 [ 85.600156][ T4864] task_work_run+0x12c/0x1e0 [ 85.600892][ T4864] do_notify_resume+0x24b4/0x3128 [ 85.601728][ T4864] el0_svc+0xf0/0x1e0 [ 85.602313][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 85.603013][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 85.722951][ T5130] loop0: detected capacity change from 0 to 32768 [ 85.786497][ T4864] BUG: Bad page state in process syz-executor pfn:109d6b [ 85.787830][ T4864] page:0000000090293e72 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x109d6b [ 85.789504][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 85.791027][ T4864] raw: 05ffc00000002006 fffffc0003061208 ffff80001fd275c0 0000000000000000 [ 85.792582][ T4864] raw: 0000000000000004 ffff0000d5e8f0f8 00000000ffffffff 0000000000000000 [ 85.793979][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 85.795117][ T4864] Modules linked in: [ 85.795748][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 85.797290][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 85.798885][ T4864] Call trace: [ 85.799406][ T4864] dump_backtrace+0x0/0x43c [ 85.800071][ T4864] show_stack+0x2c/0x3c [ 85.800730][ T4864] __dump_stack+0x30/0x40 [ 85.801536][ T4864] dump_stack_lvl+0xf8/0x160 [ 85.802187][ T4864] dump_stack+0x1c/0x5c [ 85.802811][ T4864] bad_page+0x188/0x1a8 [ 85.803469][ T4864] check_free_page_bad+0xf4/0x16c [ 85.804287][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 85.805129][ T4864] free_unref_page_list+0xdc/0x754 [ 85.805943][ T4864] release_pages+0x13c8/0x16e0 [ 85.806698][ T4864] __pagevec_release+0x84/0xf8 [ 85.807466][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 85.808323][ T4864] truncate_inode_pages+0x2c/0x3c [ 85.809079][ T4864] dbUnmount+0xf4/0x168 [ 85.809662][ T4864] jfs_umount+0x1c4/0x328 [ 85.810308][ T4864] jfs_put_super+0x90/0x188 [ 85.810964][ T4864] generic_shutdown_super+0x130/0x2f0 [ 85.811778][ T4864] kill_block_super+0x70/0xdc [ 85.812521][ T4864] deactivate_locked_super+0xb8/0x13c [ 85.813365][ T4864] deactivate_super+0xf8/0x118 [ 85.814090][ T4864] cleanup_mnt+0x3a4/0x458 [ 85.814771][ T4864] __cleanup_mnt+0x20/0x30 [ 85.815386][ T4864] task_work_run+0x12c/0x1e0 [ 85.816096][ T4864] do_notify_resume+0x24b4/0x3128 [ 85.816950][ T4864] el0_svc+0xf0/0x1e0 [ 85.817620][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 85.818412][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 85.819288][ T4864] BUG: Bad page state in process syz-executor pfn:101848 [ 85.820310][ T4864] page:00000000f2e7f4dc refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x101848 [ 85.821861][ T4864] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 85.823320][ T4864] raw: 05ffc00000002006 fffffc0003a43248 ffff80001fd275c0 0000000000000000 [ 85.824508][ T4864] raw: 0000000000000003 ffff0000d5e8f1f0 00000000ffffffff 0000000000000000 [ 85.825746][ T4864] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 85.826852][ T4864] Modules linked in: [ 85.827436][ T4864] CPU: 1 PID: 4864 Comm: syz-executor Tainted: G B syzkaller #0 [ 85.828655][ T4864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 85.830110][ T4864] Call trace: [ 85.830553][ T4864] dump_backtrace+0x0/0x43c [ 85.831275][ T4864] show_stack+0x2c/0x3c [ 85.831896][ T4864] __dump_stack+0x30/0x40 [ 85.832524][ T4864] dump_stack_lvl+0xf8/0x160 [ 85.833161][ T4864] dump_stack+0x1c/0x5c [ 85.833763][ T4864] bad_page+0x188/0x1a8 [ 85.834321][ T4864] check_free_page_bad+0xf4/0x16c [ 85.835067][ T4864] free_unref_page_prepare+0x744/0xaa0 [ 85.835797][ T4864] free_unref_page_list+0xdc/0x754 [ 85.836608][ T4864] release_pages+0x13c8/0x16e0 [ 85.837403][ T4864] __pagevec_release+0x84/0xf8 [ 85.838092][ T4864] truncate_inode_pages_range+0x29c/0x9b8 [ 85.838909][ T4864] truncate_inode_pages+0x2c/0x3c [ 85.839672][ T4864] dbUnmount+0xf4/0x168 [ 85.840354][ T4864] jfs_umount+0x1c4/0x328 [ 85.841054][ T4864] jfs_put_super+0x90/0x188 [ 85.841797][ T4864] generic_shutdown_super+0x130/0x2f0 [ 85.842659][ T4864] kill_block_super+0x70/0xdc [ 85.843404][ T4864] deactivate_locked_super+0xb8/0x13c [ 85.844310][ T4864] deactivate_super+0xf8/0x118 [ 85.845089][ T4864] cleanup_mnt+0x3a4/0x458 [ 85.845808][ T4864] __cleanup_mnt+0x20/0x30 [ 85.846518][ T4864] task_work_run+0x12c/0x1e0 [ 85.847194][ T4864] do_notify_resume+0x24b4/0x3128 [ 85.847964][ T4864] el0_svc+0xf0/0x1e0 [ 85.848574][ T4864] el0t_64_sync_handler+0xcc/0xe4 [ 85.849359][ T4864] el0t_64_sync+0x1a0/0x1a4 [ 85.973714][ T5132] loop0: detected capacity change from 0 to 32768 [ 86.108998][ T5134] loop0: detected capacity change from 0 to 32768 [ 86.292563][ T5136] loop0: detected capacity change from 0 to 32768 [ 86.440634][ T5138] loop0: detected capacity change from 0 to 32768 [ 86.567381][ T5140] loop0: detected capacity change from 0 to 32768 [ 86.823610][ T5142] loop0: detected capacity change from 0 to 32768 [ 87.022153][ T5144] loop0: detected capacity change from 0 to 32768 [ 87.148846][ T5146] loop0: detected capacity change from 0 to 32768 [ 87.349565][ T5148] loop0: detected capacity change from 0 to 32768 [ 87.459240][ T5150] loop0: detected capacity change from 0 to 32768 [ 87.609527][ T5152] loop0: detected capacity change from 0 to 32768 [ 87.720588][ T5154] loop0: detected capacity change from 0 to 32768 [ 87.952954][ T5156] loop0: detected capacity change from 0 to 32768 [ 88.105291][ T5158] loop0: detected capacity change from 0 to 32768 [ 88.227112][ T5160] loop0: detected capacity change from 0 to 32768