Warning: Permanently added '10.128.1.64' (ED25519) to the list of known hosts. 1970/01/01 00:01:02 parsed 1 programs [ 63.423932][ T4375] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 65.261087][ T4517] chnl_net:caif_netlink_parms(): no params data found [ 65.279102][ T4517] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.280316][ T4517] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.281750][ T4517] device bridge_slave_0 entered promiscuous mode [ 65.284509][ T4517] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.285686][ T4517] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.287061][ T4517] device bridge_slave_1 entered promiscuous mode [ 65.294177][ T4517] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.296830][ T4517] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.304654][ T4517] team0: Port device team_slave_0 added [ 65.306555][ T4517] team0: Port device team_slave_1 added [ 65.312684][ T4517] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 65.313863][ T4517] 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. [ 65.317932][ T4517] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 65.320184][ T4517] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 65.321219][ T4517] 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. [ 65.325277][ T4517] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 65.385346][ T4517] device hsr_slave_0 entered promiscuous mode [ 65.424571][ T4517] device hsr_slave_1 entered promiscuous mode [ 66.037206][ T4517] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 66.085334][ T4517] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 66.135601][ T4517] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 66.175170][ T4517] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 66.233198][ T4517] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.234478][ T4517] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.235681][ T4517] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.236792][ T4517] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.256434][ T4517] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.262217][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.264087][ T294] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.266389][ T294] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.268679][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 66.274153][ T4517] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.278282][ T1685] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.279783][ T1685] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.281579][ T1685] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.282716][ T1685] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.286340][ T1685] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.287881][ T1685] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.289389][ T1685] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.290537][ T1685] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.292011][ T1685] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.299658][ T4517] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 66.301276][ T4517] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 66.315429][ T1685] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.317262][ T1685] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.319049][ T1685] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.320545][ T1685] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.322294][ T1685] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.323804][ T1685] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 66.334766][ T1685] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.336354][ T1685] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 66.337652][ T1685] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 66.339485][ T1685] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.347541][ T1685] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.381001][ T4517] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.386728][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 66.388056][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 66.390634][ T1671] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 66.392393][ T1671] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 66.400826][ T1671] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 66.402390][ T1671] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 66.404150][ T1671] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 66.406613][ T1671] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 66.409435][ T4517] device veth0_vlan entered promiscuous mode [ 66.412674][ T4517] device veth1_vlan entered promiscuous mode [ 66.421227][ T1671] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 66.422709][ T1671] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 66.424210][ T1671] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 66.426181][ T1671] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 66.428940][ T4517] device veth0_macvtap entered promiscuous mode [ 66.431725][ T4517] device veth1_macvtap entered promiscuous mode [ 66.438335][ T4517] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 66.439511][ T1671] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 66.440765][ T1671] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 66.442146][ T1671] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 66.443577][ T1671] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 66.447794][ T4517] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 66.449705][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 66.451279][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 66.453317][ T4517] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.456122][ T4517] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.457494][ T4517] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.458822][ T4517] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.572052][ T294] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.573295][ T294] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.575285][ T1671] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 66.582906][ T1671] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.584184][ T1671] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.586322][ T1671] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:07 executed programs: 0 [ 67.326925][ T4763] chnl_net:caif_netlink_parms(): no params data found [ 67.343663][ T4763] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.345275][ T4763] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.346797][ T4763] device bridge_slave_0 entered promiscuous mode [ 67.348770][ T4763] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.349987][ T4763] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.351467][ T4763] device bridge_slave_1 entered promiscuous mode [ 67.359075][ T4763] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.362050][ T4763] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.377113][ T4763] team0: Port device team_slave_0 added [ 67.378950][ T4763] team0: Port device team_slave_1 added [ 67.389248][ T4763] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 67.390368][ T4763] 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. [ 67.394292][ T4763] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 67.397095][ T4763] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 67.398217][ T4763] 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. [ 67.402302][ T4763] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 67.455776][ T4763] device hsr_slave_0 entered promiscuous mode [ 67.494629][ T4763] device hsr_slave_1 entered promiscuous mode [ 67.524482][ T4763] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.525724][ T4763] Cannot create hsr debugfs directory [ 67.566896][ T4763] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 69.284673][ T4175] Bluetooth: hci0: command 0x0409 tx timeout [ 69.605293][ T25] cfg80211: failed to load regulatory.db [ 69.615449][ T2065] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.616490][ T2065] ieee802154 phy1 wpan1: encryption failed: -22 [ 69.937868][ T4763] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 71.364718][ T4179] Bluetooth: hci0: command 0x041b tx timeout [ 71.957187][ T4763] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 71.998346][ T4763] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 72.167150][ T4763] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 72.215853][ T4763] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 72.288573][ T4763] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 72.325471][ T4763] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 72.400255][ T4763] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.403914][ T1671] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 72.405725][ T1671] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 72.409174][ T4763] 8021q: adding VLAN 0 to HW filter on device team0 [ 72.411804][ T1671] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 72.413449][ T1671] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 72.416721][ T1671] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.417895][ T1671] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.419283][ T1671] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 72.427110][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 72.428700][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 72.430040][ T294] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.431271][ T294] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.432662][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 72.434265][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 72.442468][ T4763] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 72.444064][ T4763] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 72.447131][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 72.449076][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 72.450663][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 72.452107][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 72.453616][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 72.456461][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 72.457927][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 72.459493][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 72.461059][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 72.462402][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 72.510876][ T4763] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 72.514887][ T1671] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 72.516087][ T1671] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 72.519448][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 72.521009][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 72.528029][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 72.529468][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 72.530964][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 72.532434][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 72.534883][ T4763] device veth0_vlan entered promiscuous mode [ 72.538092][ T4763] device veth1_vlan entered promiscuous mode [ 72.545440][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 72.546932][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 72.548300][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 72.549854][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 72.552174][ T4763] device veth0_macvtap entered promiscuous mode [ 72.554605][ T4763] device veth1_macvtap entered promiscuous mode [ 72.559510][ T4763] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 72.560967][ T4763] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.562838][ T4763] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 72.563973][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 72.566088][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 72.567551][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 72.569279][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 72.571492][ T4763] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 72.573066][ T4763] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.576232][ T4763] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 72.578733][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 72.580238][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 72.582732][ T4763] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.583898][ T4763] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.585337][ T4763] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.586584][ T4763] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.604712][ T1671] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 72.605910][ T1671] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 72.607166][ T1671] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 72.618828][ T136] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 72.620086][ T136] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 72.621361][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:12 executed programs: 2 [ 72.741490][ T4947] loop0: detected capacity change from 0 to 32768 [ 72.775167][ T4947] ======================================================= [ 72.775167][ T4947] WARNING: The mand mount option has been deprecated and [ 72.775167][ T4947] and is ignored by this kernel. Remove the mand [ 72.775167][ T4947] option from the mount to silence this warning. [ 72.775167][ T4947] ======================================================= [ 72.789865][ T4947] ERROR: (device loop0): dbDiscardAG: -EIO [ 72.789865][ T4947] [ 72.791152][ T4947] attempt to access beyond end of device [ 72.791152][ T4947] loop0: rw=2051, want=18014398509498368, limit=32768 [ 72.792814][ T4947] JFS: sb_issue_discard(000000001d7f0542, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 72.794299][ T4947] blkno = 8000000000400, nblocks = 400 [ 72.796885][ T4947] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 72.796885][ T4947] [ 72.809388][ T4763] BUG: Bad page state in process syz-executor pfn:1128c3 [ 72.810511][ T4763] page:0000000094bb97bd refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x1128c3 [ 72.811967][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 72.813299][ T4763] raw: 05ffc00000002006 fffffc0003b09b48 ffff80001e9775c0 0000000000000000 [ 72.815337][ T4763] raw: 0000000000000004 ffff0000ccb093e0 00000000ffffffff 0000000000000000 [ 72.816667][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 72.817781][ T4763] Modules linked in: [ 72.818293][ T4763] CPU: 1 PID: 4763 Comm: syz-executor Not tainted syzkaller #0 [ 72.819338][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 72.820787][ T4763] Call trace: [ 72.821283][ T4763] dump_backtrace+0x0/0x458 [ 72.821981][ T4763] show_stack+0x2c/0x3c [ 72.822550][ T4763] __dump_stack+0x30/0x40 [ 72.823269][ T4763] dump_stack_lvl+0xf4/0x15c [ 72.823996][ T4763] dump_stack+0x1c/0x5c [ 72.824659][ T4763] bad_page+0x188/0x1a8 [ 72.825347][ T4763] check_free_page_bad+0xf4/0x16c [ 72.826194][ T4763] free_unref_page_prepare+0x738/0xa84 [ 72.827117][ T4763] free_unref_page_list+0xdc/0x730 [ 72.827851][ T4763] release_pages+0x13bc/0x16dc [ 72.828567][ T4763] __pagevec_release+0x84/0xf8 [ 72.829236][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 72.830115][ T4763] truncate_inode_pages+0x2c/0x3c [ 72.830841][ T4763] dbUnmount+0xf4/0x168 [ 72.831459][ T4763] jfs_umount+0x1c4/0x328 [ 72.832068][ T4763] jfs_put_super+0x90/0x188 [ 72.832702][ T4763] generic_shutdown_super+0x130/0x2f0 [ 72.833478][ T4763] kill_block_super+0x70/0xdc [ 72.834166][ T4763] deactivate_locked_super+0xb8/0x134 [ 72.834957][ T4763] deactivate_super+0xf0/0x110 [ 72.835655][ T4763] cleanup_mnt+0x3b8/0x46c [ 72.836249][ T4763] __cleanup_mnt+0x20/0x30 [ 72.836869][ T4763] task_work_run+0x12c/0x1d8 [ 72.837518][ T4763] do_notify_resume+0x2450/0x309c [ 72.838255][ T4763] el0_svc+0xf0/0x1d0 [ 72.838859][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 72.839566][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 72.840756][ T4763] Disabling lock debugging due to kernel taint [ 72.976567][ T4949] loop0: detected capacity change from 0 to 32768 [ 73.027327][ T4949] ERROR: (device loop0): dbDiscardAG: -EIO [ 73.027327][ T4949] [ 73.028655][ T4949] attempt to access beyond end of device [ 73.028655][ T4949] loop0: rw=2051, want=18014398509498368, limit=32768 [ 73.030521][ T4949] JFS: sb_issue_discard(00000000e676c816, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 73.032043][ T4949] blkno = 8000000000400, nblocks = 400 [ 73.032806][ T4949] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 73.032806][ T4949] [ 73.036565][ T4763] BUG: Bad page state in process syz-executor pfn:107844 [ 73.037735][ T4763] page:0000000054bd3598 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x107844 [ 73.039336][ T4763] flags: 0x5ffc00000002004(uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 73.040729][ T4763] raw: 05ffc00000002004 fffffc0003043948 ffff80001e9775c0 0000000000000000 [ 73.041972][ T4763] raw: 0000000000000004 ffff0000c240c7c0 00000000ffffffff 0000000000000000 [ 73.043240][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 73.044888][ T4763] Modules linked in: [ 73.045507][ T4763] CPU: 0 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 73.046854][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 73.048315][ T4763] Call trace: [ 73.048790][ T4763] dump_backtrace+0x0/0x458 [ 73.049437][ T4763] show_stack+0x2c/0x3c [ 73.050045][ T4763] __dump_stack+0x30/0x40 [ 73.050688][ T4763] dump_stack_lvl+0xf4/0x15c [ 73.051386][ T4763] dump_stack+0x1c/0x5c [ 73.052018][ T4763] bad_page+0x188/0x1a8 [ 73.052629][ T4763] check_free_page_bad+0xf4/0x16c [ 73.053385][ T4763] free_unref_page_prepare+0x738/0xa84 [ 73.054188][ T4763] free_unref_page_list+0xdc/0x730 [ 73.054929][ T4763] release_pages+0x13bc/0x16dc [ 73.055628][ T4763] __pagevec_release+0x84/0xf8 [ 73.056358][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 73.057237][ T4763] truncate_inode_pages+0x2c/0x3c [ 73.058041][ T4763] dbUnmount+0xf4/0x168 [ 73.058664][ T4763] jfs_umount+0x1c4/0x328 [ 73.059322][ T4763] jfs_put_super+0x90/0x188 [ 73.059987][ T4763] generic_shutdown_super+0x130/0x2f0 [ 73.060814][ T4763] kill_block_super+0x70/0xdc [ 73.061572][ T4763] deactivate_locked_super+0xb8/0x134 [ 73.062395][ T4763] deactivate_super+0xf0/0x110 [ 73.063121][ T4763] cleanup_mnt+0x3b8/0x46c [ 73.063798][ T4763] __cleanup_mnt+0x20/0x30 [ 73.064478][ T4763] task_work_run+0x12c/0x1d8 [ 73.065173][ T4763] do_notify_resume+0x2450/0x309c [ 73.065949][ T4763] el0_svc+0xf0/0x1d0 [ 73.066577][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 73.067327][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 73.182321][ T4951] loop0: detected capacity change from 0 to 32768 [ 73.229709][ T4951] ERROR: (device loop0): dbDiscardAG: -EIO [ 73.229709][ T4951] [ 73.231209][ T4951] attempt to access beyond end of device [ 73.231209][ T4951] loop0: rw=2051, want=18014398509498368, limit=32768 [ 73.233093][ T4951] JFS: sb_issue_discard(0000000002861e33, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 73.234714][ T4951] blkno = 8000000000400, nblocks = 400 [ 73.235480][ T4951] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 73.235480][ T4951] [ 73.238790][ T4763] BUG: Bad page state in process syz-executor pfn:10173c [ 73.239902][ T4763] page:000000003864a42a refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10173c [ 73.241533][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 73.243027][ T4763] raw: 05ffc00000002006 fffffc00035e3788 ffff80001e9775c0 0000000000000000 [ 73.244662][ T4763] raw: 0000000000000004 ffff0000ec3262e8 00000000ffffffff 0000000000000000 [ 73.246054][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 73.247173][ T4763] Modules linked in: [ 73.247759][ T4763] CPU: 1 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 73.249102][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 73.250462][ T4763] Call trace: [ 73.250906][ T4763] dump_backtrace+0x0/0x458 [ 73.251554][ T4763] show_stack+0x2c/0x3c [ 73.252138][ T4763] __dump_stack+0x30/0x40 [ 73.252768][ T4763] dump_stack_lvl+0xf4/0x15c [ 73.253451][ T4763] dump_stack+0x1c/0x5c [ 73.254025][ T4763] bad_page+0x188/0x1a8 [ 73.254696][ T4763] check_free_page_bad+0xf4/0x16c [ 73.255447][ T4763] free_unref_page_prepare+0x738/0xa84 [ 73.256287][ T4763] free_unref_page_list+0xdc/0x730 [ 73.257066][ T4763] release_pages+0x13bc/0x16dc [ 73.257771][ T4763] __pagevec_release+0x84/0xf8 [ 73.258439][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 73.259233][ T4763] truncate_inode_pages+0x2c/0x3c [ 73.259956][ T4763] dbUnmount+0xf4/0x168 [ 73.260595][ T4763] jfs_umount+0x1c4/0x328 [ 73.261231][ T4763] jfs_put_super+0x90/0x188 [ 73.261905][ T4763] generic_shutdown_super+0x130/0x2f0 [ 73.262666][ T4763] kill_block_super+0x70/0xdc [ 73.263329][ T4763] deactivate_locked_super+0xb8/0x134 [ 73.264070][ T4763] deactivate_super+0xf0/0x110 [ 73.264855][ T4763] cleanup_mnt+0x3b8/0x46c [ 73.265542][ T4763] __cleanup_mnt+0x20/0x30 [ 73.266188][ T4763] task_work_run+0x12c/0x1d8 [ 73.266868][ T4763] do_notify_resume+0x2450/0x309c [ 73.267590][ T4763] el0_svc+0xf0/0x1d0 [ 73.268176][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 73.268910][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 73.383406][ T4953] loop0: detected capacity change from 0 to 32768 [ 73.387632][ T4953] ERROR: (device loop0): dbDiscardAG: -EIO [ 73.387632][ T4953] [ 73.388915][ T4953] attempt to access beyond end of device [ 73.388915][ T4953] loop0: rw=2051, want=18014398509498368, limit=32768 [ 73.390873][ T4953] JFS: sb_issue_discard(00000000aa2ba2b3, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 73.392542][ T4953] blkno = 8000000000400, nblocks = 400 [ 73.393491][ T4953] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 73.393491][ T4953] [ 73.397024][ T4763] BUG: Bad page state in process syz-executor pfn:1178dc [ 73.398141][ T4763] page:000000001036020b refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x1178dc [ 73.399703][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 73.401166][ T4763] raw: 05ffc00000002006 fffffc00030876c8 ffff80001e9775c0 0000000000000000 [ 73.402427][ T4763] raw: 0000000000000004 ffff0000ec326d90 00000000ffffffff 0000000000000000 [ 73.403671][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 73.404918][ T4763] Modules linked in: [ 73.405551][ T4763] CPU: 1 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 73.406789][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 73.408172][ T4763] Call trace: [ 73.408647][ T4763] dump_backtrace+0x0/0x458 [ 73.409283][ T4763] show_stack+0x2c/0x3c [ 73.409843][ T4763] __dump_stack+0x30/0x40 [ 73.410528][ T4763] dump_stack_lvl+0xf4/0x15c [ 73.411184][ T4763] dump_stack+0x1c/0x5c [ 73.411799][ T4763] bad_page+0x188/0x1a8 [ 73.412403][ T4763] check_free_page_bad+0xf4/0x16c [ 73.413103][ T4763] free_unref_page_prepare+0x738/0xa84 [ 73.413880][ T4763] free_unref_page_list+0xdc/0x730 [ 73.414726][ T4763] release_pages+0x13bc/0x16dc [ 73.415423][ T4763] __pagevec_release+0x84/0xf8 [ 73.416194][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 73.417006][ T4763] truncate_inode_pages+0x2c/0x3c [ 73.417758][ T4763] dbUnmount+0xf4/0x168 [ 73.418381][ T4763] jfs_umount+0x1c4/0x328 [ 73.418988][ T4763] jfs_put_super+0x90/0x188 [ 73.419663][ T4763] generic_shutdown_super+0x130/0x2f0 [ 73.420415][ T4763] kill_block_super+0x70/0xdc [ 73.421072][ T4763] deactivate_locked_super+0xb8/0x134 [ 73.421825][ T4763] deactivate_super+0xf0/0x110 [ 73.422490][ T4763] cleanup_mnt+0x3b8/0x46c [ 73.423079][ T4763] __cleanup_mnt+0x20/0x30 [ 73.423675][ T4763] task_work_run+0x12c/0x1d8 [ 73.424345][ T4763] do_notify_resume+0x2450/0x309c [ 73.425071][ T4763] el0_svc+0xf0/0x1d0 [ 73.425680][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 73.426520][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 73.444947][ T4930] Bluetooth: hci0: command 0x040f tx timeout [ 73.533870][ T4955] loop0: detected capacity change from 0 to 32768 [ 73.586016][ T4955] ERROR: (device loop0): dbDiscardAG: -EIO [ 73.586016][ T4955] [ 73.587278][ T4955] attempt to access beyond end of device [ 73.587278][ T4955] loop0: rw=2051, want=18014398509498368, limit=32768 [ 73.590784][ T4955] JFS: sb_issue_discard(00000000135e9c74, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 73.592504][ T4955] blkno = 8000000000400, nblocks = 400 [ 73.593439][ T4955] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 73.593439][ T4955] [ 73.597150][ T4763] BUG: Bad page state in process syz-executor pfn:117897 [ 73.598208][ T4763] page:000000000bb55a7c refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x117897 [ 73.599712][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 73.601048][ T4763] raw: 05ffc00000002006 fffffc0003b29188 ffff80001e9775c0 0000000000000000 [ 73.602186][ T4763] raw: 0000000000000004 ffff0000c240ce88 00000000ffffffff 0000000000000000 [ 73.603364][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 73.605180][ T4763] Modules linked in: [ 73.605762][ T4763] CPU: 1 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 73.607045][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 73.608530][ T4763] Call trace: [ 73.608976][ T4763] dump_backtrace+0x0/0x458 [ 73.609607][ T4763] show_stack+0x2c/0x3c [ 73.610179][ T4763] __dump_stack+0x30/0x40 [ 73.610798][ T4763] dump_stack_lvl+0xf4/0x15c [ 73.611464][ T4763] dump_stack+0x1c/0x5c [ 73.612028][ T4763] bad_page+0x188/0x1a8 [ 73.612677][ T4763] check_free_page_bad+0xf4/0x16c [ 73.613423][ T4763] free_unref_page_prepare+0x738/0xa84 [ 73.614148][ T4763] free_unref_page_list+0xdc/0x730 [ 73.614935][ T4763] release_pages+0x13bc/0x16dc [ 73.615644][ T4763] __pagevec_release+0x84/0xf8 [ 73.616379][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 73.617204][ T4763] truncate_inode_pages+0x2c/0x3c [ 73.617957][ T4763] dbUnmount+0xf4/0x168 [ 73.618520][ T4763] jfs_umount+0x1c4/0x328 [ 73.619107][ T4763] jfs_put_super+0x90/0x188 [ 73.619757][ T4763] generic_shutdown_super+0x130/0x2f0 [ 73.620502][ T4763] kill_block_super+0x70/0xdc [ 73.621170][ T4763] deactivate_locked_super+0xb8/0x134 [ 73.621904][ T4763] deactivate_super+0xf0/0x110 [ 73.622569][ T4763] cleanup_mnt+0x3b8/0x46c [ 73.623269][ T4763] __cleanup_mnt+0x20/0x30 [ 73.623982][ T4763] task_work_run+0x12c/0x1d8 [ 73.624740][ T4763] do_notify_resume+0x2450/0x309c [ 73.625539][ T4763] el0_svc+0xf0/0x1d0 [ 73.626128][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 73.626828][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 73.751781][ T4958] loop0: detected capacity change from 0 to 32768 [ 73.799471][ T4958] ERROR: (device loop0): dbDiscardAG: -EIO [ 73.799471][ T4958] [ 73.800813][ T4958] attempt to access beyond end of device [ 73.800813][ T4958] loop0: rw=2051, want=18014398509498368, limit=32768 [ 73.802756][ T4958] JFS: sb_issue_discard(000000002a462c8b, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 73.804290][ T4958] blkno = 8000000000400, nblocks = 400 [ 73.805134][ T4958] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 73.805134][ T4958] [ 73.808691][ T4763] BUG: Bad page state in process syz-executor pfn:12c24a [ 73.809779][ T4763] page:00000000cfd0dff5 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12c24a [ 73.811386][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 73.812809][ T4763] raw: 05ffc00000002006 fffffc0003ae1448 ffff80001e9775c0 0000000000000000 [ 73.814131][ T4763] raw: 0000000000000004 ffff0000eb8670f8 00000000ffffffff 0000000000000000 [ 73.815959][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 73.817067][ T4763] Modules linked in: [ 73.817682][ T4763] CPU: 1 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 73.819023][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 73.820438][ T4763] Call trace: [ 73.820893][ T4763] dump_backtrace+0x0/0x458 [ 73.821555][ T4763] show_stack+0x2c/0x3c [ 73.822152][ T4763] __dump_stack+0x30/0x40 [ 73.822768][ T4763] dump_stack_lvl+0xf4/0x15c [ 73.823407][ T4763] dump_stack+0x1c/0x5c [ 73.823993][ T4763] bad_page+0x188/0x1a8 [ 73.824572][ T4763] check_free_page_bad+0xf4/0x16c [ 73.825298][ T4763] free_unref_page_prepare+0x738/0xa84 [ 73.826095][ T4763] free_unref_page_list+0xdc/0x730 [ 73.826844][ T4763] release_pages+0x13bc/0x16dc [ 73.827533][ T4763] __pagevec_release+0x84/0xf8 [ 73.828229][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 73.829039][ T4763] truncate_inode_pages+0x2c/0x3c [ 73.829728][ T4763] dbUnmount+0xf4/0x168 [ 73.830370][ T4763] jfs_umount+0x1c4/0x328 [ 73.831001][ T4763] jfs_put_super+0x90/0x188 [ 73.831657][ T4763] generic_shutdown_super+0x130/0x2f0 [ 73.832431][ T4763] kill_block_super+0x70/0xdc [ 73.833134][ T4763] deactivate_locked_super+0xb8/0x134 [ 73.833975][ T4763] deactivate_super+0xf0/0x110 [ 73.834691][ T4763] cleanup_mnt+0x3b8/0x46c [ 73.835359][ T4763] __cleanup_mnt+0x20/0x30 [ 73.836024][ T4763] task_work_run+0x12c/0x1d8 [ 73.836717][ T4763] do_notify_resume+0x2450/0x309c [ 73.837454][ T4763] el0_svc+0xf0/0x1d0 [ 73.838052][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 73.838769][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 73.953333][ T4960] loop0: detected capacity change from 0 to 32768 [ 74.025954][ T4960] ERROR: (device loop0): dbDiscardAG: -EIO [ 74.025954][ T4960] [ 74.027184][ T4960] attempt to access beyond end of device [ 74.027184][ T4960] loop0: rw=2051, want=18014398509498368, limit=32768 [ 74.029102][ T4960] JFS: sb_issue_discard(00000000925aca8a, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 74.030703][ T4960] blkno = 8000000000400, nblocks = 400 [ 74.031524][ T4960] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 74.031524][ T4960] [ 74.035586][ T4763] BUG: Bad page state in process syz-executor pfn:1096ce [ 74.036704][ T4763] page:0000000017ad5a6f refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x1096ce [ 74.038349][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 74.039817][ T4763] raw: 05ffc00000002006 fffffc00032749c8 ffff80001e9775c0 0000000000000000 [ 74.041066][ T4763] raw: 0000000000000004 ffff0000ceab29b0 00000000ffffffff 0000000000000000 [ 74.042343][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 74.043380][ T4763] Modules linked in: [ 74.043962][ T4763] CPU: 0 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 74.045334][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.046859][ T4763] Call trace: [ 74.047370][ T4763] dump_backtrace+0x0/0x458 [ 74.048055][ T4763] show_stack+0x2c/0x3c [ 74.048701][ T4763] __dump_stack+0x30/0x40 [ 74.049315][ T4763] dump_stack_lvl+0xf4/0x15c [ 74.050002][ T4763] dump_stack+0x1c/0x5c [ 74.050625][ T4763] bad_page+0x188/0x1a8 [ 74.051245][ T4763] check_free_page_bad+0xf4/0x16c [ 74.051942][ T4763] free_unref_page_prepare+0x738/0xa84 [ 74.052797][ T4763] free_unref_page_list+0xdc/0x730 [ 74.053605][ T4763] release_pages+0x13bc/0x16dc [ 74.054376][ T4763] __pagevec_release+0x84/0xf8 [ 74.055081][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 74.055948][ T4763] truncate_inode_pages+0x2c/0x3c [ 74.056647][ T4763] dbUnmount+0xf4/0x168 [ 74.057266][ T4763] jfs_umount+0x1c4/0x328 [ 74.057883][ T4763] jfs_put_super+0x90/0x188 [ 74.058577][ T4763] generic_shutdown_super+0x130/0x2f0 [ 74.059369][ T4763] kill_block_super+0x70/0xdc [ 74.060052][ T4763] deactivate_locked_super+0xb8/0x134 [ 74.060887][ T4763] deactivate_super+0xf0/0x110 [ 74.061648][ T4763] cleanup_mnt+0x3b8/0x46c [ 74.062313][ T4763] __cleanup_mnt+0x20/0x30 [ 74.062989][ T4763] task_work_run+0x12c/0x1d8 [ 74.063698][ T4763] do_notify_resume+0x2450/0x309c [ 74.064468][ T4763] el0_svc+0xf0/0x1d0 [ 74.065094][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 74.065813][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 74.192895][ T4962] loop0: detected capacity change from 0 to 32768 [ 74.235745][ T4962] ERROR: (device loop0): dbDiscardAG: -EIO [ 74.235745][ T4962] [ 74.237046][ T4962] attempt to access beyond end of device [ 74.237046][ T4962] loop0: rw=2051, want=18014398509498368, limit=32768 [ 74.238891][ T4962] JFS: sb_issue_discard(00000000778f3dbc, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 74.240584][ T4962] blkno = 8000000000400, nblocks = 400 [ 74.241328][ T4962] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 74.241328][ T4962] [ 74.245505][ T4763] BUG: Bad page state in process syz-executor pfn:12c31b [ 74.246630][ T4763] page:00000000ebff03ab refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12c31b [ 74.248223][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 74.249674][ T4763] raw: 05ffc00000002006 fffffc0003665208 ffff80001e9775c0 0000000000000000 [ 74.250903][ T4763] raw: 0000000000000004 ffff0000eb867ba0 00000000ffffffff 0000000000000000 [ 74.252140][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 74.253155][ T4763] Modules linked in: [ 74.253690][ T4763] CPU: 1 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 74.254934][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.256366][ T4763] Call trace: [ 74.256820][ T4763] dump_backtrace+0x0/0x458 [ 74.257479][ T4763] show_stack+0x2c/0x3c [ 74.258061][ T4763] __dump_stack+0x30/0x40 [ 74.258682][ T4763] dump_stack_lvl+0xf4/0x15c [ 74.259346][ T4763] dump_stack+0x1c/0x5c [ 74.259961][ T4763] bad_page+0x188/0x1a8 [ 74.260625][ T4763] check_free_page_bad+0xf4/0x16c [ 74.261390][ T4763] free_unref_page_prepare+0x738/0xa84 [ 74.262191][ T4763] free_unref_page_list+0xdc/0x730 [ 74.262924][ T4763] release_pages+0x13bc/0x16dc [ 74.263575][ T4763] __pagevec_release+0x84/0xf8 [ 74.264266][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 74.265141][ T4763] truncate_inode_pages+0x2c/0x3c [ 74.265902][ T4763] dbUnmount+0xf4/0x168 [ 74.266473][ T4763] jfs_umount+0x1c4/0x328 [ 74.267084][ T4763] jfs_put_super+0x90/0x188 [ 74.267712][ T4763] generic_shutdown_super+0x130/0x2f0 [ 74.268466][ T4763] kill_block_super+0x70/0xdc [ 74.269128][ T4763] deactivate_locked_super+0xb8/0x134 [ 74.269892][ T4763] deactivate_super+0xf0/0x110 [ 74.270609][ T4763] cleanup_mnt+0x3b8/0x46c [ 74.271247][ T4763] __cleanup_mnt+0x20/0x30 [ 74.271894][ T4763] task_work_run+0x12c/0x1d8 [ 74.272537][ T4763] do_notify_resume+0x2450/0x309c [ 74.273266][ T4763] el0_svc+0xf0/0x1d0 [ 74.273854][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 74.274578][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 74.411704][ T4964] loop0: detected capacity change from 0 to 32768 [ 74.475295][ T4964] ERROR: (device loop0): dbDiscardAG: -EIO [ 74.475295][ T4964] [ 74.476444][ T4964] attempt to access beyond end of device [ 74.476444][ T4964] loop0: rw=2051, want=18014398509498368, limit=32768 [ 74.478045][ T4964] JFS: sb_issue_discard(00000000bcb4784b, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 74.479445][ T4964] blkno = 8000000000400, nblocks = 400 [ 74.480269][ T4964] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 74.480269][ T4964] [ 74.483634][ T4763] BUG: Bad page state in process syz-executor pfn:113ac7 [ 74.486135][ T4763] page:00000000d553c9b2 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x113ac7 [ 74.487799][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 74.489214][ T4763] raw: 05ffc00000002006 fffffc0003724808 ffff80001e9775c0 0000000000000000 [ 74.490451][ T4763] raw: 0000000000000004 ffff0000da1066c8 00000000ffffffff 0000000000000000 [ 74.491666][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 74.492696][ T4763] Modules linked in: [ 74.493259][ T4763] CPU: 1 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 74.494592][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.496036][ T4763] Call trace: [ 74.496482][ T4763] dump_backtrace+0x0/0x458 [ 74.497138][ T4763] show_stack+0x2c/0x3c [ 74.497716][ T4763] __dump_stack+0x30/0x40 [ 74.498385][ T4763] dump_stack_lvl+0xf4/0x15c [ 74.499065][ T4763] dump_stack+0x1c/0x5c [ 74.499667][ T4763] bad_page+0x188/0x1a8 [ 74.500283][ T4763] check_free_page_bad+0xf4/0x16c [ 74.501002][ T4763] free_unref_page_prepare+0x738/0xa84 [ 74.501758][ T4763] free_unref_page_list+0xdc/0x730 [ 74.502535][ T4763] release_pages+0x13bc/0x16dc [ 74.503212][ T4763] __pagevec_release+0x84/0xf8 [ 74.503938][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 74.504790][ T4763] truncate_inode_pages+0x2c/0x3c [ 74.505491][ T4763] dbUnmount+0xf4/0x168 [ 74.506113][ T4763] jfs_umount+0x1c4/0x328 [ 74.506796][ T4763] jfs_put_super+0x90/0x188 [ 74.507406][ T4763] generic_shutdown_super+0x130/0x2f0 [ 74.508142][ T4763] kill_block_super+0x70/0xdc [ 74.508813][ T4763] deactivate_locked_super+0xb8/0x134 [ 74.509566][ T4763] deactivate_super+0xf0/0x110 [ 74.510226][ T4763] cleanup_mnt+0x3b8/0x46c [ 74.510887][ T4763] __cleanup_mnt+0x20/0x30 [ 74.511536][ T4763] task_work_run+0x12c/0x1d8 [ 74.512224][ T4763] do_notify_resume+0x2450/0x309c [ 74.512953][ T4763] el0_svc+0xf0/0x1d0 [ 74.513545][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 74.514331][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 74.642994][ T4966] loop0: detected capacity change from 0 to 32768 [ 74.679532][ T4966] ERROR: (device loop0): dbDiscardAG: -EIO [ 74.679532][ T4966] [ 74.680819][ T4966] attempt to access beyond end of device [ 74.680819][ T4966] loop0: rw=2051, want=18014398509498368, limit=32768 [ 74.682688][ T4966] JFS: sb_issue_discard(00000000d3809c83, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 74.685409][ T4966] blkno = 8000000000400, nblocks = 400 [ 74.686171][ T4966] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 74.686171][ T4966] [ 74.689659][ T4763] BUG: Bad page state in process syz-executor pfn:112539 [ 74.690769][ T4763] page:00000000a0cd5e43 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x112539 [ 74.704362][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 74.705956][ T4763] raw: 05ffc00000002006 fffffc00036b0a08 ffff80001e9775c0 0000000000000000 [ 74.707212][ T4763] raw: 0000000000000004 ffff0000d195d1f0 00000000ffffffff 0000000000000000 [ 74.708422][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 74.709446][ T4763] Modules linked in: [ 74.710081][ T4763] CPU: 0 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 74.711344][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.712737][ T4763] Call trace: [ 74.713261][ T4763] dump_backtrace+0x0/0x458 [ 74.714000][ T4763] show_stack+0x2c/0x3c [ 74.714615][ T4763] __dump_stack+0x30/0x40 [ 74.715302][ T4763] dump_stack_lvl+0xf4/0x15c [ 74.715984][ T4763] dump_stack+0x1c/0x5c [ 74.716597][ T4763] bad_page+0x188/0x1a8 [ 74.717214][ T4763] check_free_page_bad+0xf4/0x16c [ 74.717923][ T4763] free_unref_page_prepare+0x738/0xa84 [ 74.718784][ T4763] free_unref_page_list+0xdc/0x730 [ 74.719549][ T4763] release_pages+0x13bc/0x16dc [ 74.720273][ T4763] __pagevec_release+0x84/0xf8 [ 74.720932][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 74.721863][ T4763] truncate_inode_pages+0x2c/0x3c [ 74.722611][ T4763] dbUnmount+0xf4/0x168 [ 74.723235][ T4763] jfs_umount+0x1c4/0x328 [ 74.723898][ T4763] jfs_put_super+0x90/0x188 [ 74.724576][ T4763] generic_shutdown_super+0x130/0x2f0 [ 74.725365][ T4763] kill_block_super+0x70/0xdc [ 74.726073][ T4763] deactivate_locked_super+0xb8/0x134 [ 74.726982][ T4763] deactivate_super+0xf0/0x110 [ 74.727777][ T4763] cleanup_mnt+0x3b8/0x46c [ 74.728455][ T4763] __cleanup_mnt+0x20/0x30 [ 74.729132][ T4763] task_work_run+0x12c/0x1d8 [ 74.729858][ T4763] do_notify_resume+0x2450/0x309c [ 74.730619][ T4763] el0_svc+0xf0/0x1d0 [ 74.731213][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 74.731953][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 74.848569][ T9] device hsr_slave_0 left promiscuous mode [ 74.885702][ T9] device hsr_slave_1 left promiscuous mode [ 74.889940][ T4968] ERROR: (device loop0): dbDiscardAG: -EIO [ 74.889940][ T4968] [ 74.891266][ T4968] JFS: sb_issue_discard(00000000ca288301, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 74.892909][ T4968] blkno = 8000000000400, nblocks = 400 [ 74.893717][ T4968] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 74.893717][ T4968] [ 74.897130][ T4763] BUG: Bad page state in process syz-executor pfn:10b5dd [ 74.898278][ T4763] page:000000008d7991de refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10b5dd [ 74.899775][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 74.901212][ T4763] raw: 05ffc00000002006 fffffc0003216748 ffff80001e9775c0 0000000000000000 [ 74.902436][ T4763] raw: 0000000000000004 ffff0000d21074d8 00000000ffffffff 0000000000000000 [ 74.903576][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 74.905457][ T4763] Modules linked in: [ 74.906074][ T4763] CPU: 1 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 74.907415][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.908811][ T4763] Call trace: [ 74.909263][ T4763] dump_backtrace+0x0/0x458 [ 74.909901][ T4763] show_stack+0x2c/0x3c [ 74.910559][ T4763] __dump_stack+0x30/0x40 [ 74.911183][ T4763] dump_stack_lvl+0xf4/0x15c [ 74.911872][ T4763] dump_stack+0x1c/0x5c [ 74.912433][ T4763] bad_page+0x188/0x1a8 [ 74.913017][ T4763] check_free_page_bad+0xf4/0x16c [ 74.913831][ T4763] free_unref_page_prepare+0x738/0xa84 [ 74.914717][ T4763] free_unref_page_list+0xdc/0x730 [ 74.915544][ T4763] release_pages+0x13bc/0x16dc [ 74.916296][ T4763] __pagevec_release+0x84/0xf8 [ 74.917040][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 74.917929][ T4763] truncate_inode_pages+0x2c/0x3c [ 74.918653][ T4763] dbUnmount+0xf4/0x168 [ 74.919245][ T4763] jfs_umount+0x1c4/0x328 [ 74.919859][ T4763] jfs_put_super+0x90/0x188 [ 74.920480][ T4763] generic_shutdown_super+0x130/0x2f0 [ 74.921219][ T4763] kill_block_super+0x70/0xdc [ 74.921974][ T4763] deactivate_locked_super+0xb8/0x134 [ 74.922741][ T4763] deactivate_super+0xf0/0x110 [ 74.923443][ T4763] cleanup_mnt+0x3b8/0x46c [ 74.924098][ T4763] __cleanup_mnt+0x20/0x30 [ 74.924727][ T4763] task_work_run+0x12c/0x1d8 [ 74.925442][ T4763] do_notify_resume+0x2450/0x309c [ 74.926186][ T4763] el0_svc+0xf0/0x1d0 [ 74.926752][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 74.927493][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 74.964668][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 74.965875][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 74.967265][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 74.968422][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 74.969699][ T9] device bridge_slave_1 left promiscuous mode [ 74.970691][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.015010][ T9] device bridge_slave_0 left promiscuous mode [ 75.016010][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.169286][ T4970] ERROR: (device loop0): dbDiscardAG: -EIO [ 75.169286][ T4970] [ 75.170568][ T4970] JFS: sb_issue_discard(000000007d2f6b47, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 75.172062][ T4970] blkno = 8000000000400, nblocks = 400 [ 75.172908][ T4970] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 75.172908][ T4970] [ 75.174865][ T9] device veth1_macvtap left promiscuous mode [ 75.175785][ T9] device veth0_macvtap left promiscuous mode [ 75.176764][ T9] device veth1_vlan left promiscuous mode [ 75.177577][ T9] device veth0_vlan left promiscuous mode [ 75.181576][ T4763] BUG: Bad page state in process syz-executor pfn:117dfd [ 75.182595][ T4763] page:00000000c481fc71 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x117dfd [ 75.184030][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 75.190203][ T4763] raw: 05ffc00000002006 fffffc0003b72848 ffff80001e9775c0 0000000000000000 [ 75.191502][ T4763] raw: 0000000000000004 ffff0000d195dc98 00000000ffffffff 0000000000000000 [ 75.192746][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 75.193757][ T4763] Modules linked in: [ 75.195691][ T4763] CPU: 0 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 75.197098][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.198588][ T4763] Call trace: [ 75.199048][ T4763] dump_backtrace+0x0/0x458 [ 75.199706][ T4763] show_stack+0x2c/0x3c [ 75.200303][ T4763] __dump_stack+0x30/0x40 [ 75.200958][ T4763] dump_stack_lvl+0xf4/0x15c [ 75.201637][ T4763] dump_stack+0x1c/0x5c [ 75.202245][ T4763] bad_page+0x188/0x1a8 [ 75.202844][ T4763] check_free_page_bad+0xf4/0x16c [ 75.203605][ T4763] free_unref_page_prepare+0x738/0xa84 [ 75.204398][ T4763] free_unref_page_list+0xdc/0x730 [ 75.205196][ T4763] release_pages+0x13bc/0x16dc [ 75.205922][ T4763] __pagevec_release+0x84/0xf8 [ 75.206589][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 75.207395][ T4763] truncate_inode_pages+0x2c/0x3c [ 75.208113][ T4763] dbUnmount+0xf4/0x168 [ 75.208725][ T4763] jfs_umount+0x1c4/0x328 [ 75.209385][ T4763] jfs_put_super+0x90/0x188 [ 75.209999][ T4763] generic_shutdown_super+0x130/0x2f0 [ 75.210800][ T4763] kill_block_super+0x70/0xdc [ 75.211506][ T4763] deactivate_locked_super+0xb8/0x134 [ 75.212392][ T4763] deactivate_super+0xf0/0x110 [ 75.213170][ T4763] cleanup_mnt+0x3b8/0x46c [ 75.213922][ T4763] __cleanup_mnt+0x20/0x30 [ 75.214680][ T4763] task_work_run+0x12c/0x1d8 [ 75.215451][ T4763] do_notify_resume+0x2450/0x309c [ 75.216310][ T4763] el0_svc+0xf0/0x1d0 [ 75.216922][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 75.217684][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 75.289344][ T9] team0 (unregistering): Port device team_slave_1 removed [ 75.292564][ T9] team0 (unregistering): Port device team_slave_0 removed [ 75.296220][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 75.328521][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 75.400015][ T4972] ERROR: (device loop0): dbDiscardAG: -EIO [ 75.400015][ T4972] [ 75.401240][ T4972] JFS: sb_issue_discard(00000000a0792d75, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 75.402937][ T4972] blkno = 8000000000400, nblocks = 400 [ 75.403833][ T4972] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 75.403833][ T4972] [ 75.408715][ T4763] BUG: Bad page state in process syz-executor pfn:108ba2 [ 75.409845][ T4763] page:0000000098bf9be2 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x108ba2 [ 75.411407][ T4763] flags: 0x5ffc00000002004(uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 75.412710][ T4763] raw: 05ffc00000002004 fffffc0003afc308 ffff80001e9775c0 0000000000000000 [ 75.413980][ T4763] raw: 0000000000000004 ffff0000d21077c0 00000000ffffffff 0000000000000000 [ 75.415745][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 75.416846][ T4763] Modules linked in: [ 75.417440][ T4763] CPU: 0 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 75.418876][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.420367][ T4763] Call trace: [ 75.420894][ T4763] dump_backtrace+0x0/0x458 [ 75.421569][ T4763] show_stack+0x2c/0x3c [ 75.422179][ T4763] __dump_stack+0x30/0x40 [ 75.422812][ T4763] dump_stack_lvl+0xf4/0x15c [ 75.423446][ T4763] dump_stack+0x1c/0x5c [ 75.424051][ T4763] bad_page+0x188/0x1a8 [ 75.424665][ T4763] check_free_page_bad+0xf4/0x16c [ 75.425471][ T4763] free_unref_page_prepare+0x738/0xa84 [ 75.426341][ T4763] free_unref_page_list+0xdc/0x730 [ 75.426803][ T9] bond0 (unregistering): Released all slaves [ 75.427131][ T4763] release_pages+0x13bc/0x16dc [ 75.428772][ T4763] __pagevec_release+0x84/0xf8 [ 75.429477][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 75.430359][ T4763] truncate_inode_pages+0x2c/0x3c [ 75.431143][ T4763] dbUnmount+0xf4/0x168 [ 75.431758][ T4763] jfs_umount+0x1c4/0x328 [ 75.432408][ T4763] jfs_put_super+0x90/0x188 [ 75.433108][ T4763] generic_shutdown_super+0x130/0x2f0 [ 75.433907][ T4763] kill_block_super+0x70/0xdc [ 75.434607][ T4763] deactivate_locked_super+0xb8/0x134 [ 75.435448][ T4763] deactivate_super+0xf0/0x110 [ 75.436144][ T4763] cleanup_mnt+0x3b8/0x46c [ 75.436824][ T4763] __cleanup_mnt+0x20/0x30 [ 75.437522][ T4763] task_work_run+0x12c/0x1d8 [ 75.438239][ T4763] do_notify_resume+0x2450/0x309c [ 75.439039][ T4763] el0_svc+0xf0/0x1d0 [ 75.439651][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 75.440426][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 75.524406][ T25] Bluetooth: hci0: command 0x0419 tx timeout [ 75.562097][ T4974] ERROR: (device loop0): dbDiscardAG: -EIO [ 75.562097][ T4974] [ 75.563294][ T4974] JFS: sb_issue_discard(00000000c510b8c0, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 75.565058][ T4974] blkno = 8000000000400, nblocks = 400 [ 75.565915][ T4974] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 75.565915][ T4974] [ 75.569430][ T4763] BUG: Bad page state in process syz-executor pfn:1151f3 [ 75.570519][ T4763] page:000000001e2395e5 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x1151f3 [ 75.572114][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 75.573476][ T4763] raw: 05ffc00000002006 fffffc0003b10408 ffff80001e9775c0 0000000000000000 [ 75.574806][ T4763] raw: 0000000000000004 ffff0000ede1c000 00000000ffffffff 0000000000000000 [ 75.575990][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 75.577041][ T4763] Modules linked in: [ 75.577613][ T4763] CPU: 1 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 75.578889][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.580325][ T4763] Call trace: [ 75.580791][ T4763] dump_backtrace+0x0/0x458 [ 75.581444][ T4763] show_stack+0x2c/0x3c [ 75.581990][ T4763] __dump_stack+0x30/0x40 [ 75.582586][ T4763] dump_stack_lvl+0xf4/0x15c [ 75.583210][ T4763] dump_stack+0x1c/0x5c [ 75.583803][ T4763] bad_page+0x188/0x1a8 [ 75.584453][ T4763] check_free_page_bad+0xf4/0x16c [ 75.585195][ T4763] free_unref_page_prepare+0x738/0xa84 [ 75.586054][ T4763] free_unref_page_list+0xdc/0x730 [ 75.586778][ T4763] release_pages+0x13bc/0x16dc [ 75.587426][ T4763] __pagevec_release+0x84/0xf8 [ 75.588093][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 75.588919][ T4763] truncate_inode_pages+0x2c/0x3c [ 75.589633][ T4763] dbUnmount+0xf4/0x168 [ 75.590250][ T4763] jfs_umount+0x1c4/0x328 [ 75.590900][ T4763] jfs_put_super+0x90/0x188 [ 75.591554][ T4763] generic_shutdown_super+0x130/0x2f0 [ 75.592322][ T4763] kill_block_super+0x70/0xdc [ 75.592995][ T4763] deactivate_locked_super+0xb8/0x134 [ 75.593733][ T4763] deactivate_super+0xf0/0x110 [ 75.594431][ T4763] cleanup_mnt+0x3b8/0x46c [ 75.595072][ T4763] __cleanup_mnt+0x20/0x30 [ 75.595696][ T4763] task_work_run+0x12c/0x1d8 [ 75.596340][ T4763] do_notify_resume+0x2450/0x309c [ 75.597059][ T4763] el0_svc+0xf0/0x1d0 [ 75.597627][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 75.598345][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 75.761496][ T4976] ERROR: (device loop0): dbDiscardAG: -EIO [ 75.761496][ T4976] [ 75.762845][ T4976] JFS: sb_issue_discard(000000004dd58dd8, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 75.764549][ T4976] blkno = 8000000000400, nblocks = 400 [ 75.765444][ T4976] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 75.765444][ T4976] [ 75.768982][ T4763] BUG: Bad page state in process syz-executor pfn:12c348 [ 75.770006][ T4763] page:00000000484be793 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12c348 [ 75.771583][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 75.773096][ T4763] raw: 05ffc00000002006 fffffc000355a648 ffff80001e9775c0 0000000000000000 [ 75.774768][ T4763] raw: 0000000000000004 ffff0000ec3492e8 00000000ffffffff 0000000000000000 [ 75.776080][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 75.777214][ T4763] Modules linked in: [ 75.777751][ T4763] CPU: 0 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 75.779089][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.780623][ T4763] Call trace: [ 75.781130][ T4763] dump_backtrace+0x0/0x458 [ 75.781801][ T4763] show_stack+0x2c/0x3c [ 75.782371][ T4763] __dump_stack+0x30/0x40 [ 75.783003][ T4763] dump_stack_lvl+0xf4/0x15c [ 75.783651][ T4763] dump_stack+0x1c/0x5c [ 75.784224][ T4763] bad_page+0x188/0x1a8 [ 75.784839][ T4763] check_free_page_bad+0xf4/0x16c [ 75.785608][ T4763] free_unref_page_prepare+0x738/0xa84 [ 75.786399][ T4763] free_unref_page_list+0xdc/0x730 [ 75.787169][ T4763] release_pages+0x13bc/0x16dc [ 75.787844][ T4763] __pagevec_release+0x84/0xf8 [ 75.788500][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 75.789472][ T4763] truncate_inode_pages+0x2c/0x3c [ 75.790257][ T4763] dbUnmount+0xf4/0x168 [ 75.790924][ T4763] jfs_umount+0x1c4/0x328 [ 75.791630][ T4763] jfs_put_super+0x90/0x188 [ 75.792304][ T4763] generic_shutdown_super+0x130/0x2f0 [ 75.793148][ T4763] kill_block_super+0x70/0xdc [ 75.793848][ T4763] deactivate_locked_super+0xb8/0x134 [ 75.794675][ T4763] deactivate_super+0xf0/0x110 [ 75.795404][ T4763] cleanup_mnt+0x3b8/0x46c [ 75.796073][ T4763] __cleanup_mnt+0x20/0x30 [ 75.796748][ T4763] task_work_run+0x12c/0x1d8 [ 75.797463][ T4763] do_notify_resume+0x2450/0x309c [ 75.798227][ T4763] el0_svc+0xf0/0x1d0 [ 75.798807][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 75.799578][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 75.965135][ T4978] ERROR: (device loop0): dbDiscardAG: -EIO [ 75.965135][ T4978] [ 75.966394][ T4978] JFS: sb_issue_discard(0000000099c1082c, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 75.968181][ T4978] blkno = 8000000000400, nblocks = 400 [ 75.969037][ T4978] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 75.969037][ T4978] [ 75.972377][ T4763] BUG: Bad page state in process syz-executor pfn:117e1c [ 75.973405][ T4763] page:00000000a87839de refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x117e1c [ 75.976063][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 75.977557][ T4763] raw: 05ffc00000002006 fffffc00032731c8 ffff80001e9775c0 0000000000000000 [ 75.978882][ T4763] raw: 0000000000000004 ffff0000ede1caa8 00000000ffffffff 0000000000000000 [ 75.980167][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 75.981171][ T4763] Modules linked in: [ 75.981702][ T4763] CPU: 1 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 75.982892][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.984261][ T4763] Call trace: [ 75.984695][ T4763] dump_backtrace+0x0/0x458 [ 75.985326][ T4763] show_stack+0x2c/0x3c [ 75.985911][ T4763] __dump_stack+0x30/0x40 [ 75.986519][ T4763] dump_stack_lvl+0xf4/0x15c [ 75.987178][ T4763] dump_stack+0x1c/0x5c [ 75.987809][ T4763] bad_page+0x188/0x1a8 [ 75.988477][ T4763] check_free_page_bad+0xf4/0x16c [ 75.989234][ T4763] free_unref_page_prepare+0x738/0xa84 [ 75.990028][ T4763] free_unref_page_list+0xdc/0x730 [ 75.990772][ T4763] release_pages+0x13bc/0x16dc [ 75.991482][ T4763] __pagevec_release+0x84/0xf8 [ 75.992195][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 75.992988][ T4763] truncate_inode_pages+0x2c/0x3c [ 75.993695][ T4763] dbUnmount+0xf4/0x168 [ 75.994263][ T4763] jfs_umount+0x1c4/0x328 [ 75.994882][ T4763] jfs_put_super+0x90/0x188 [ 75.995551][ T4763] generic_shutdown_super+0x130/0x2f0 [ 75.996298][ T4763] kill_block_super+0x70/0xdc [ 75.996954][ T4763] deactivate_locked_super+0xb8/0x134 [ 75.997720][ T4763] deactivate_super+0xf0/0x110 [ 75.998438][ T4763] cleanup_mnt+0x3b8/0x46c [ 75.999067][ T4763] __cleanup_mnt+0x20/0x30 [ 75.999726][ T4763] task_work_run+0x12c/0x1d8 [ 76.000385][ T4763] do_notify_resume+0x2450/0x309c [ 76.001102][ T4763] el0_svc+0xf0/0x1d0 [ 76.001661][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 76.002356][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 76.188030][ T4980] ERROR: (device loop0): dbDiscardAG: -EIO [ 76.188030][ T4980] [ 76.189343][ T4980] JFS: sb_issue_discard(00000000077675a2, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 76.190858][ T4980] blkno = 8000000000400, nblocks = 400 [ 76.191686][ T4980] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 76.191686][ T4980] [ 76.195103][ T4763] BUG: Bad page state in process syz-executor pfn:108e43 [ 76.196186][ T4763] page:00000000a4be4eba refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x108e43 [ 76.197794][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 76.199288][ T4763] raw: 05ffc00000002006 fffffc0003ae71c8 ffff80001e9775c0 0000000000000000 [ 76.200760][ T4763] raw: 0000000000000004 ffff0000ec349d90 00000000ffffffff 0000000000000000 [ 76.201996][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 76.203148][ T4763] Modules linked in: [ 76.203763][ T4763] CPU: 0 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 76.205149][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.206624][ T4763] Call trace: [ 76.207115][ T4763] dump_backtrace+0x0/0x458 [ 76.207815][ T4763] show_stack+0x2c/0x3c [ 76.208501][ T4763] __dump_stack+0x30/0x40 [ 76.209181][ T4763] dump_stack_lvl+0xf4/0x15c [ 76.209882][ T4763] dump_stack+0x1c/0x5c [ 76.210475][ T4763] bad_page+0x188/0x1a8 [ 76.211102][ T4763] check_free_page_bad+0xf4/0x16c [ 76.211832][ T4763] free_unref_page_prepare+0x738/0xa84 [ 76.212618][ T4763] free_unref_page_list+0xdc/0x730 [ 76.213345][ T4763] release_pages+0x13bc/0x16dc [ 76.214084][ T4763] __pagevec_release+0x84/0xf8 [ 76.214901][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 76.215789][ T4763] truncate_inode_pages+0x2c/0x3c [ 76.216540][ T4763] dbUnmount+0xf4/0x168 [ 76.217216][ T4763] jfs_umount+0x1c4/0x328 [ 76.217904][ T4763] jfs_put_super+0x90/0x188 [ 76.218618][ T4763] generic_shutdown_super+0x130/0x2f0 [ 76.219464][ T4763] kill_block_super+0x70/0xdc [ 76.220167][ T4763] deactivate_locked_super+0xb8/0x134 [ 76.220983][ T4763] deactivate_super+0xf0/0x110 [ 76.221747][ T4763] cleanup_mnt+0x3b8/0x46c [ 76.222408][ T4763] __cleanup_mnt+0x20/0x30 [ 76.223129][ T4763] task_work_run+0x12c/0x1d8 [ 76.223836][ T4763] do_notify_resume+0x2450/0x309c [ 76.224587][ T4763] el0_svc+0xf0/0x1d0 [ 76.225209][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 76.225955][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 76.368780][ T4982] ERROR: (device loop0): dbDiscardAG: -EIO [ 76.368780][ T4982] [ 76.369973][ T4982] JFS: sb_issue_discard(000000007dbd7b90, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 76.371608][ T4982] blkno = 8000000000400, nblocks = 400 [ 76.372388][ T4982] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 76.372388][ T4982] [ 76.376075][ T4763] BUG: Bad page state in process syz-executor pfn:1169d2 [ 76.377181][ T4763] page:0000000000517f32 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x1169d2 [ 76.378700][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 76.380032][ T4763] raw: 05ffc00000002006 fffffc0003677748 ffff80001e9775c0 0000000000000000 [ 76.381243][ T4763] raw: 0000000000000004 ffff0000d16275d0 00000000ffffffff 0000000000000000 [ 76.382435][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 76.383400][ T4763] Modules linked in: [ 76.383962][ T4763] CPU: 1 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 76.385221][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.386638][ T4763] Call trace: [ 76.387104][ T4763] dump_backtrace+0x0/0x458 [ 76.387747][ T4763] show_stack+0x2c/0x3c [ 76.388318][ T4763] __dump_stack+0x30/0x40 [ 76.388962][ T4763] dump_stack_lvl+0xf4/0x15c [ 76.389611][ T4763] dump_stack+0x1c/0x5c [ 76.390210][ T4763] bad_page+0x188/0x1a8 [ 76.390838][ T4763] check_free_page_bad+0xf4/0x16c [ 76.391588][ T4763] free_unref_page_prepare+0x738/0xa84 [ 76.392403][ T4763] free_unref_page_list+0xdc/0x730 [ 76.393179][ T4763] release_pages+0x13bc/0x16dc [ 76.393837][ T4763] __pagevec_release+0x84/0xf8 [ 76.394524][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 76.395423][ T4763] truncate_inode_pages+0x2c/0x3c [ 76.396165][ T4763] dbUnmount+0xf4/0x168 [ 76.396761][ T4763] jfs_umount+0x1c4/0x328 [ 76.397408][ T4763] jfs_put_super+0x90/0x188 [ 76.398073][ T4763] generic_shutdown_super+0x130/0x2f0 [ 76.398857][ T4763] kill_block_super+0x70/0xdc [ 76.399523][ T4763] deactivate_locked_super+0xb8/0x134 [ 76.400306][ T4763] deactivate_super+0xf0/0x110 [ 76.401027][ T4763] cleanup_mnt+0x3b8/0x46c [ 76.401706][ T4763] __cleanup_mnt+0x20/0x30 [ 76.402322][ T4763] task_work_run+0x12c/0x1d8 [ 76.402969][ T4763] do_notify_resume+0x2450/0x309c [ 76.403716][ T4763] el0_svc+0xf0/0x1d0 [ 76.404266][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 76.404974][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 76.585708][ T4984] ERROR: (device loop0): dbDiscardAG: -EIO [ 76.585708][ T4984] [ 76.586953][ T4984] JFS: sb_issue_discard(000000003dfa5381, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 76.588500][ T4984] blkno = 8000000000400, nblocks = 400 [ 76.589319][ T4984] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 76.589319][ T4984] [ 76.592524][ T4763] BUG: Bad page state in process syz-executor pfn:1169d6 [ 76.593593][ T4763] page:000000009f9f9232 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x1169d6 [ 76.595210][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 76.596871][ T4763] raw: 05ffc00000002006 fffffc0003566288 ffff80001e9775c0 0000000000000000 [ 76.598212][ T4763] raw: 0000000000000004 ffff0000d69d70f8 00000000ffffffff 0000000000000000 [ 76.599522][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 76.600697][ T4763] Modules linked in: [ 76.601335][ T4763] CPU: 0 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 76.602737][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.604284][ T4763] Call trace: [ 76.604772][ T4763] dump_backtrace+0x0/0x458 [ 76.605458][ T4763] show_stack+0x2c/0x3c [ 76.606074][ T4763] __dump_stack+0x30/0x40 [ 76.606747][ T4763] dump_stack_lvl+0xf4/0x15c [ 76.607434][ T4763] dump_stack+0x1c/0x5c [ 76.608040][ T4763] bad_page+0x188/0x1a8 [ 76.608628][ T4763] check_free_page_bad+0xf4/0x16c [ 76.609345][ T4763] free_unref_page_prepare+0x738/0xa84 [ 76.610151][ T4763] free_unref_page_list+0xdc/0x730 [ 76.610842][ T4763] release_pages+0x13bc/0x16dc [ 76.611527][ T4763] __pagevec_release+0x84/0xf8 [ 76.612236][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 76.613017][ T4763] truncate_inode_pages+0x2c/0x3c [ 76.613745][ T4763] dbUnmount+0xf4/0x168 [ 76.614345][ T4763] jfs_umount+0x1c4/0x328 [ 76.614992][ T4763] jfs_put_super+0x90/0x188 [ 76.615707][ T4763] generic_shutdown_super+0x130/0x2f0 [ 76.616520][ T4763] kill_block_super+0x70/0xdc [ 76.617170][ T4763] deactivate_locked_super+0xb8/0x134 [ 76.617954][ T4763] deactivate_super+0xf0/0x110 [ 76.618677][ T4763] cleanup_mnt+0x3b8/0x46c [ 76.619363][ T4763] __cleanup_mnt+0x20/0x30 [ 76.619957][ T4763] task_work_run+0x12c/0x1d8 [ 76.620630][ T4763] do_notify_resume+0x2450/0x309c [ 76.621373][ T4763] el0_svc+0xf0/0x1d0 [ 76.621951][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 76.622639][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 76.767577][ T4986] ERROR: (device loop0): dbDiscardAG: -EIO [ 76.767577][ T4986] [ 76.768797][ T4986] JFS: sb_issue_discard(00000000f5c61361, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 76.770302][ T4986] blkno = 8000000000400, nblocks = 400 [ 76.771060][ T4986] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 76.771060][ T4986] [ 76.774121][ T4763] BUG: Bad page state in process syz-executor pfn:128b09 [ 76.775311][ T4763] page:000000002817611d refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x128b09 [ 76.777005][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 76.778480][ T4763] raw: 05ffc00000002006 fffffc0003476308 ffff80001e9775c0 0000000000000000 [ 76.779939][ T4763] raw: 0000000000000004 ffff0000d2d538b8 00000000ffffffff 0000000000000000 [ 76.781340][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 76.782432][ T4763] Modules linked in: [ 76.783058][ T4763] CPU: 1 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 76.784411][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.785999][ T4763] Call trace: [ 76.786498][ T4763] dump_backtrace+0x0/0x458 [ 76.787196][ T4763] show_stack+0x2c/0x3c [ 76.787849][ T4763] __dump_stack+0x30/0x40 [ 76.788542][ T4763] dump_stack_lvl+0xf4/0x15c [ 76.789250][ T4763] dump_stack+0x1c/0x5c [ 76.789876][ T4763] bad_page+0x188/0x1a8 [ 76.790501][ T4763] check_free_page_bad+0xf4/0x16c [ 76.791252][ T4763] free_unref_page_prepare+0x738/0xa84 [ 76.792057][ T4763] free_unref_page_list+0xdc/0x730 [ 76.792824][ T4763] release_pages+0x13bc/0x16dc [ 76.793528][ T4763] __pagevec_release+0x84/0xf8 [ 76.794200][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 76.795036][ T4763] truncate_inode_pages+0x2c/0x3c [ 76.795703][ T4763] dbUnmount+0xf4/0x168 [ 76.796287][ T4763] jfs_umount+0x1c4/0x328 [ 76.796867][ T4763] jfs_put_super+0x90/0x188 [ 76.797503][ T4763] generic_shutdown_super+0x130/0x2f0 [ 76.798267][ T4763] kill_block_super+0x70/0xdc [ 76.798924][ T4763] deactivate_locked_super+0xb8/0x134 [ 76.799671][ T4763] deactivate_super+0xf0/0x110 [ 76.800320][ T4763] cleanup_mnt+0x3b8/0x46c [ 76.800941][ T4763] __cleanup_mnt+0x20/0x30 [ 76.801543][ T4763] task_work_run+0x12c/0x1d8 [ 76.802210][ T4763] do_notify_resume+0x2450/0x309c [ 76.802884][ T4763] el0_svc+0xf0/0x1d0 [ 76.803433][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 76.804138][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 76.952721][ T4988] ERROR: (device loop0): dbDiscardAG: -EIO [ 76.952721][ T4988] [ 76.954038][ T4988] JFS: sb_issue_discard(00000000e8092cc7, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 76.955818][ T4988] blkno = 8000000000400, nblocks = 400 [ 76.956656][ T4988] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 76.956656][ T4988] [ 76.960048][ T4763] BUG: Bad page state in process syz-executor pfn:128946 [ 76.961170][ T4763] page:000000003a0814d6 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x128946 [ 76.962704][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 76.964132][ T4763] raw: 05ffc00000002006 fffffc0003a2c208 ffff80001e9775c0 0000000000000000 [ 76.965743][ T4763] raw: 0000000000000004 ffff0000d214f3e0 00000000ffffffff 0000000000000000 [ 76.967135][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 76.968286][ T4763] Modules linked in: [ 76.968881][ T4763] CPU: 0 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 76.970341][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.971907][ T4763] Call trace: [ 76.972404][ T4763] dump_backtrace+0x0/0x458 [ 76.973137][ T4763] show_stack+0x2c/0x3c [ 76.973746][ T4763] __dump_stack+0x30/0x40 [ 76.974390][ T4763] dump_stack_lvl+0xf4/0x15c [ 76.975109][ T4763] dump_stack+0x1c/0x5c [ 76.975754][ T4763] bad_page+0x188/0x1a8 [ 76.976396][ T4763] check_free_page_bad+0xf4/0x16c [ 76.977182][ T4763] free_unref_page_prepare+0x738/0xa84 [ 76.978040][ T4763] free_unref_page_list+0xdc/0x730 [ 76.978864][ T4763] release_pages+0x13bc/0x16dc [ 76.979574][ T4763] __pagevec_release+0x84/0xf8 [ 76.980279][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 76.981160][ T4763] truncate_inode_pages+0x2c/0x3c [ 76.981927][ T4763] dbUnmount+0xf4/0x168 [ 76.982536][ T4763] jfs_umount+0x1c4/0x328 [ 76.983198][ T4763] jfs_put_super+0x90/0x188 [ 76.983891][ T4763] generic_shutdown_super+0x130/0x2f0 [ 76.984706][ T4763] kill_block_super+0x70/0xdc [ 76.985377][ T4763] deactivate_locked_super+0xb8/0x134 [ 76.986168][ T4763] deactivate_super+0xf0/0x110 [ 76.986931][ T4763] cleanup_mnt+0x3b8/0x46c [ 76.987611][ T4763] __cleanup_mnt+0x20/0x30 [ 76.988257][ T4763] task_work_run+0x12c/0x1d8 [ 76.988943][ T4763] do_notify_resume+0x2450/0x309c [ 76.989671][ T4763] el0_svc+0xf0/0x1d0 [ 76.990244][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 76.990994][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 77.188756][ T4990] ERROR: (device loop0): dbDiscardAG: -EIO [ 77.188756][ T4990] [ 77.190138][ T4990] JFS: sb_issue_discard(000000006c566b72, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 77.191710][ T4990] blkno = 8000000000400, nblocks = 400 [ 77.192534][ T4990] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 77.192534][ T4990] [ 77.195931][ T4763] BUG: Bad page state in process syz-executor pfn:10257e [ 77.197054][ T4763] page:00000000429f43aa refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10257e [ 77.198608][ T4763] flags: 0x5ffc00000002004(uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 77.199894][ T4763] raw: 05ffc00000002004 fffffc00034833c8 ffff80001e9775c0 0000000000000000 [ 77.201106][ T4763] raw: 0000000000000004 ffff0000d69d7ba0 00000000ffffffff 0000000000000000 [ 77.202253][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 77.203187][ T4763] Modules linked in: [ 77.203783][ T4763] CPU: 1 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 77.205109][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.206579][ T4763] Call trace: [ 77.207063][ T4763] dump_backtrace+0x0/0x458 [ 77.207750][ T4763] show_stack+0x2c/0x3c [ 77.208356][ T4763] __dump_stack+0x30/0x40 [ 77.209016][ T4763] dump_stack_lvl+0xf4/0x15c [ 77.209681][ T4763] dump_stack+0x1c/0x5c [ 77.210267][ T4763] bad_page+0x188/0x1a8 [ 77.210904][ T4763] check_free_page_bad+0xf4/0x16c [ 77.211604][ T4763] free_unref_page_prepare+0x738/0xa84 [ 77.212428][ T4763] free_unref_page_list+0xdc/0x730 [ 77.213140][ T4763] release_pages+0x13bc/0x16dc [ 77.213828][ T4763] __pagevec_release+0x84/0xf8 [ 77.214490][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 77.215336][ T4763] truncate_inode_pages+0x2c/0x3c [ 77.216029][ T4763] dbUnmount+0xf4/0x168 [ 77.216672][ T4763] jfs_umount+0x1c4/0x328 [ 77.217274][ T4763] jfs_put_super+0x90/0x188 [ 77.217981][ T4763] generic_shutdown_super+0x130/0x2f0 [ 77.218743][ T4763] kill_block_super+0x70/0xdc [ 77.219429][ T4763] deactivate_locked_super+0xb8/0x134 [ 77.220239][ T4763] deactivate_super+0xf0/0x110 [ 77.220945][ T4763] cleanup_mnt+0x3b8/0x46c [ 77.221635][ T4763] __cleanup_mnt+0x20/0x30 [ 77.222331][ T4763] task_work_run+0x12c/0x1d8 [ 77.222992][ T4763] do_notify_resume+0x2450/0x309c [ 77.223717][ T4763] el0_svc+0xf0/0x1d0 [ 77.224287][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 77.225045][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 77.392617][ T4992] ERROR: (device loop0): dbDiscardAG: -EIO [ 77.392617][ T4992] [ 77.393901][ T4992] JFS: sb_issue_discard(0000000013fad5c7, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 77.395624][ T4992] blkno = 8000000000400, nblocks = 400 [ 77.396751][ T4992] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 77.396751][ T4992] [ 77.403286][ T4763] BUG: Bad page state in process syz-executor pfn:113742 [ 77.405108][ T4763] page:00000000a2603339 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x113742 [ 77.406745][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 77.408282][ T4763] raw: 05ffc00000002006 fffffc000335d3c8 ffff80001e9775c0 0000000000000000 [ 77.409656][ T4763] raw: 0000000000000004 ffff0000ec3e06c8 00000000ffffffff 0000000000000000 [ 77.410970][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 77.412080][ T4763] Modules linked in: [ 77.412679][ T4763] CPU: 0 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 77.414058][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.415574][ T4763] Call trace: [ 77.416041][ T4763] dump_backtrace+0x0/0x458 [ 77.416691][ T4763] show_stack+0x2c/0x3c [ 77.417335][ T4763] __dump_stack+0x30/0x40 [ 77.417975][ T4763] dump_stack_lvl+0xf4/0x15c [ 77.418683][ T4763] dump_stack+0x1c/0x5c [ 77.419329][ T4763] bad_page+0x188/0x1a8 [ 77.419909][ T4763] check_free_page_bad+0xf4/0x16c [ 77.420630][ T4763] free_unref_page_prepare+0x738/0xa84 [ 77.421393][ T4763] free_unref_page_list+0xdc/0x730 [ 77.422175][ T4763] release_pages+0x13bc/0x16dc [ 77.422880][ T4763] __pagevec_release+0x84/0xf8 [ 77.423542][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 77.424357][ T4763] truncate_inode_pages+0x2c/0x3c [ 77.425083][ T4763] dbUnmount+0xf4/0x168 [ 77.425641][ T4763] jfs_umount+0x1c4/0x328 [ 77.426268][ T4763] jfs_put_super+0x90/0x188 [ 77.426897][ T4763] generic_shutdown_super+0x130/0x2f0 [ 77.427713][ T4763] kill_block_super+0x70/0xdc [ 77.428395][ T4763] deactivate_locked_super+0xb8/0x134 [ 77.429143][ T4763] deactivate_super+0xf0/0x110 [ 77.429826][ T4763] cleanup_mnt+0x3b8/0x46c [ 77.430444][ T4763] __cleanup_mnt+0x20/0x30 [ 77.431072][ T4763] task_work_run+0x12c/0x1d8 [ 77.431737][ T4763] do_notify_resume+0x2450/0x309c [ 77.432479][ T4763] el0_svc+0xf0/0x1d0 [ 77.433091][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 77.433857][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 77.609935][ T4994] ERROR: (device loop0): dbDiscardAG: -EIO [ 77.609935][ T4994] [ 77.611262][ T4994] JFS: sb_issue_discard(00000000e9d64a20, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 77.612801][ T4994] blkno = 8000000000400, nblocks = 400 [ 77.613600][ T4994] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 77.613600][ T4994] [ 77.617413][ T4763] BUG: Bad page state in process syz-executor pfn:10e167 [ 77.618585][ T4763] page:00000000a3319ce9 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10e167 [ 77.620216][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 77.621677][ T4763] raw: 05ffc00000002006 fffffc00033a0508 ffff80001e9775c0 0000000000000000 [ 77.622938][ T4763] raw: 0000000000000004 ffff0000d214fba0 00000000ffffffff 0000000000000000 [ 77.624270][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 77.626324][ T4763] Modules linked in: [ 77.626926][ T4763] CPU: 0 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 77.628346][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.629862][ T4763] Call trace: [ 77.630369][ T4763] dump_backtrace+0x0/0x458 [ 77.631106][ T4763] show_stack+0x2c/0x3c [ 77.631777][ T4763] __dump_stack+0x30/0x40 [ 77.632471][ T4763] dump_stack_lvl+0xf4/0x15c [ 77.633122][ T4763] dump_stack+0x1c/0x5c [ 77.633738][ T4763] bad_page+0x188/0x1a8 [ 77.634357][ T4763] check_free_page_bad+0xf4/0x16c [ 77.635172][ T4763] free_unref_page_prepare+0x738/0xa84 [ 77.636065][ T4763] free_unref_page_list+0xdc/0x730 [ 77.636891][ T4763] release_pages+0x13bc/0x16dc [ 77.637647][ T4763] __pagevec_release+0x84/0xf8 [ 77.638425][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 77.639360][ T4763] truncate_inode_pages+0x2c/0x3c [ 77.640173][ T4763] dbUnmount+0xf4/0x168 [ 77.640833][ T4763] jfs_umount+0x1c4/0x328 [ 77.641487][ T4763] jfs_put_super+0x90/0x188 [ 77.642227][ T4763] generic_shutdown_super+0x130/0x2f0 [ 77.643135][ T4763] kill_block_super+0x70/0xdc [ 77.643838][ T4763] deactivate_locked_super+0xb8/0x134 [ 77.644701][ T4763] deactivate_super+0xf0/0x110 [ 77.645474][ T4763] cleanup_mnt+0x3b8/0x46c [ 77.646120][ T4763] __cleanup_mnt+0x20/0x30 [ 77.646769][ T4763] task_work_run+0x12c/0x1d8 [ 77.647440][ T4763] do_notify_resume+0x2450/0x309c [ 77.648195][ T4763] el0_svc+0xf0/0x1d0 [ 77.648796][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 77.649529][ T4763] el0t_64_sync+0x1a0/0x1a4 1970/01/01 00:01:17 executed programs: 26 [ 77.761473][ T4996] set_capacity_and_notify: 14 callbacks suppressed [ 77.761480][ T4996] loop0: detected capacity change from 0 to 32768 [ 77.804692][ T4996] ERROR: (device loop0): dbDiscardAG: -EIO [ 77.804692][ T4996] [ 77.805947][ T4996] handle_bad_sector: 14 callbacks suppressed [ 77.805957][ T4996] attempt to access beyond end of device [ 77.805957][ T4996] loop0: rw=2051, want=18014398509498368, limit=32768 [ 77.808657][ T4996] JFS: sb_issue_discard(00000000ab31dd66, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 77.810245][ T4996] blkno = 8000000000400, nblocks = 400 [ 77.811105][ T4996] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 77.811105][ T4996] [ 77.814943][ T4763] BUG: Bad page state in process syz-executor pfn:10e942 [ 77.816058][ T4763] page:000000003139bfe3 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10e942 [ 77.817615][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 77.819049][ T4763] raw: 05ffc00000002006 fffffc0003466dc8 ffff80001e9775c0 0000000000000000 [ 77.820322][ T4763] raw: 0000000000000004 ffff0000c969e1f0 00000000ffffffff 0000000000000000 [ 77.821544][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 77.822562][ T4763] Modules linked in: [ 77.823115][ T4763] CPU: 1 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 77.824336][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.825741][ T4763] Call trace: [ 77.826204][ T4763] dump_backtrace+0x0/0x458 [ 77.826870][ T4763] show_stack+0x2c/0x3c [ 77.827470][ T4763] __dump_stack+0x30/0x40 [ 77.828105][ T4763] dump_stack_lvl+0xf4/0x15c [ 77.828791][ T4763] dump_stack+0x1c/0x5c [ 77.829486][ T4763] bad_page+0x188/0x1a8 [ 77.830070][ T4763] check_free_page_bad+0xf4/0x16c [ 77.830790][ T4763] free_unref_page_prepare+0x738/0xa84 [ 77.831602][ T4763] free_unref_page_list+0xdc/0x730 [ 77.832377][ T4763] release_pages+0x13bc/0x16dc [ 77.833062][ T4763] __pagevec_release+0x84/0xf8 [ 77.833777][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 77.834617][ T4763] truncate_inode_pages+0x2c/0x3c [ 77.835338][ T4763] dbUnmount+0xf4/0x168 [ 77.835980][ T4763] jfs_umount+0x1c4/0x328 [ 77.836648][ T4763] jfs_put_super+0x90/0x188 [ 77.837309][ T4763] generic_shutdown_super+0x130/0x2f0 [ 77.838075][ T4763] kill_block_super+0x70/0xdc [ 77.838811][ T4763] deactivate_locked_super+0xb8/0x134 [ 77.839662][ T4763] deactivate_super+0xf0/0x110 [ 77.840338][ T4763] cleanup_mnt+0x3b8/0x46c [ 77.840966][ T4763] __cleanup_mnt+0x20/0x30 [ 77.841592][ T4763] task_work_run+0x12c/0x1d8 [ 77.842250][ T4763] do_notify_resume+0x2450/0x309c [ 77.842941][ T4763] el0_svc+0xf0/0x1d0 [ 77.843523][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 77.844355][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 77.970753][ T4998] loop0: detected capacity change from 0 to 32768 [ 78.009391][ T4998] ERROR: (device loop0): dbDiscardAG: -EIO [ 78.009391][ T4998] [ 78.010656][ T4998] attempt to access beyond end of device [ 78.010656][ T4998] loop0: rw=2051, want=18014398509498368, limit=32768 [ 78.012617][ T4998] JFS: sb_issue_discard(00000000b14ff1e8, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 78.014200][ T4998] blkno = 8000000000400, nblocks = 400 [ 78.015270][ T4998] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 78.015270][ T4998] [ 78.018792][ T4763] BUG: Bad page state in process syz-executor pfn:118444 [ 78.019853][ T4763] page:000000000e4f92d3 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x118444 [ 78.021408][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 78.022964][ T4763] raw: 05ffc00000002006 fffffc00036717c8 ffff80001e9775c0 0000000000000000 [ 78.024813][ T4763] raw: 0000000000000004 ffff0000ec1779b0 00000000ffffffff 0000000000000000 [ 78.026149][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.027307][ T4763] Modules linked in: [ 78.027953][ T4763] CPU: 0 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 78.029328][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.030747][ T4763] Call trace: [ 78.031201][ T4763] dump_backtrace+0x0/0x458 [ 78.031836][ T4763] show_stack+0x2c/0x3c [ 78.032422][ T4763] __dump_stack+0x30/0x40 [ 78.033057][ T4763] dump_stack_lvl+0xf4/0x15c [ 78.033745][ T4763] dump_stack+0x1c/0x5c [ 78.034319][ T4763] bad_page+0x188/0x1a8 [ 78.034918][ T4763] check_free_page_bad+0xf4/0x16c [ 78.035676][ T4763] free_unref_page_prepare+0x738/0xa84 [ 78.036520][ T4763] free_unref_page_list+0xdc/0x730 [ 78.037346][ T4763] release_pages+0x13bc/0x16dc [ 78.038049][ T4763] __pagevec_release+0x84/0xf8 [ 78.038740][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 78.039589][ T4763] truncate_inode_pages+0x2c/0x3c [ 78.040335][ T4763] dbUnmount+0xf4/0x168 [ 78.040893][ T4763] jfs_umount+0x1c4/0x328 [ 78.041510][ T4763] jfs_put_super+0x90/0x188 [ 78.042162][ T4763] generic_shutdown_super+0x130/0x2f0 [ 78.042961][ T4763] kill_block_super+0x70/0xdc [ 78.043667][ T4763] deactivate_locked_super+0xb8/0x134 [ 78.044444][ T4763] deactivate_super+0xf0/0x110 [ 78.045137][ T4763] cleanup_mnt+0x3b8/0x46c [ 78.045765][ T4763] __cleanup_mnt+0x20/0x30 [ 78.046449][ T4763] task_work_run+0x12c/0x1d8 [ 78.047105][ T4763] do_notify_resume+0x2450/0x309c [ 78.047867][ T4763] el0_svc+0xf0/0x1d0 [ 78.048436][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 78.049186][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 78.162189][ T5000] loop0: detected capacity change from 0 to 32768 [ 78.201352][ T5000] ERROR: (device loop0): dbDiscardAG: -EIO [ 78.201352][ T5000] [ 78.202733][ T5000] attempt to access beyond end of device [ 78.202733][ T5000] loop0: rw=2051, want=18014398509498368, limit=32768 [ 78.204702][ T5000] JFS: sb_issue_discard(00000000218482fc, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 78.206225][ T5000] blkno = 8000000000400, nblocks = 400 [ 78.207093][ T5000] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 78.207093][ T5000] [ 78.210254][ T4763] BUG: Bad page state in process syz-executor pfn:11b171 [ 78.211404][ T4763] page:00000000460e8eb9 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x11b171 [ 78.212919][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 78.214817][ T4763] raw: 05ffc00000002006 fffffc000347ac88 ffff80001e9775c0 0000000000000000 [ 78.216143][ T4763] raw: 0000000000000004 ffff0000cda594d8 00000000ffffffff 0000000000000000 [ 78.217407][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.218502][ T4763] Modules linked in: [ 78.219169][ T4763] CPU: 1 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 78.220391][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.221730][ T4763] Call trace: [ 78.222162][ T4763] dump_backtrace+0x0/0x458 [ 78.222752][ T4763] show_stack+0x2c/0x3c [ 78.223303][ T4763] __dump_stack+0x30/0x40 [ 78.223918][ T4763] dump_stack_lvl+0xf4/0x15c [ 78.224579][ T4763] dump_stack+0x1c/0x5c [ 78.225235][ T4763] bad_page+0x188/0x1a8 [ 78.225875][ T4763] check_free_page_bad+0xf4/0x16c [ 78.226616][ T4763] free_unref_page_prepare+0x738/0xa84 [ 78.227409][ T4763] free_unref_page_list+0xdc/0x730 [ 78.228198][ T4763] release_pages+0x13bc/0x16dc [ 78.228880][ T4763] __pagevec_release+0x84/0xf8 [ 78.229601][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 78.230485][ T4763] truncate_inode_pages+0x2c/0x3c [ 78.231270][ T4763] dbUnmount+0xf4/0x168 [ 78.231895][ T4763] jfs_umount+0x1c4/0x328 [ 78.232506][ T4763] jfs_put_super+0x90/0x188 [ 78.233157][ T4763] generic_shutdown_super+0x130/0x2f0 [ 78.233940][ T4763] kill_block_super+0x70/0xdc [ 78.234591][ T4763] deactivate_locked_super+0xb8/0x134 [ 78.235361][ T4763] deactivate_super+0xf0/0x110 [ 78.236071][ T4763] cleanup_mnt+0x3b8/0x46c [ 78.236736][ T4763] __cleanup_mnt+0x20/0x30 [ 78.237418][ T4763] task_work_run+0x12c/0x1d8 [ 78.238101][ T4763] do_notify_resume+0x2450/0x309c [ 78.238837][ T4763] el0_svc+0xf0/0x1d0 [ 78.239401][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 78.240083][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 78.360797][ T5002] loop0: detected capacity change from 0 to 32768 [ 78.401627][ T5002] ERROR: (device loop0): dbDiscardAG: -EIO [ 78.401627][ T5002] [ 78.403112][ T5002] attempt to access beyond end of device [ 78.403112][ T5002] loop0: rw=2051, want=18014398509498368, limit=32768 [ 78.405218][ T5002] JFS: sb_issue_discard(0000000007496eb3, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 78.406756][ T5002] blkno = 8000000000400, nblocks = 400 [ 78.407539][ T5002] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 78.407539][ T5002] [ 78.410589][ T4763] BUG: Bad page state in process syz-executor pfn:10aa32 [ 78.411720][ T4763] page:0000000004a77a4f refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10aa32 [ 78.413298][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 78.415908][ T4763] raw: 05ffc00000002006 fffffc00031e5748 ffff80001e9775c0 0000000000000000 [ 78.417296][ T4763] raw: 0000000000000004 ffff0000c969ec98 00000000ffffffff 0000000000000000 [ 78.418634][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.419711][ T4763] Modules linked in: [ 78.420326][ T4763] CPU: 0 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 78.421706][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.423220][ T4763] Call trace: [ 78.423726][ T4763] dump_backtrace+0x0/0x458 [ 78.424453][ T4763] show_stack+0x2c/0x3c [ 78.425129][ T4763] __dump_stack+0x30/0x40 [ 78.425763][ T4763] dump_stack_lvl+0xf4/0x15c [ 78.426448][ T4763] dump_stack+0x1c/0x5c [ 78.427071][ T4763] bad_page+0x188/0x1a8 [ 78.427718][ T4763] check_free_page_bad+0xf4/0x16c [ 78.428438][ T4763] free_unref_page_prepare+0x738/0xa84 [ 78.429224][ T4763] free_unref_page_list+0xdc/0x730 [ 78.429973][ T4763] release_pages+0x13bc/0x16dc [ 78.430735][ T4763] __pagevec_release+0x84/0xf8 [ 78.431424][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 78.432298][ T4763] truncate_inode_pages+0x2c/0x3c [ 78.433045][ T4763] dbUnmount+0xf4/0x168 [ 78.433660][ T4763] jfs_umount+0x1c4/0x328 [ 78.434249][ T4763] jfs_put_super+0x90/0x188 [ 78.434891][ T4763] generic_shutdown_super+0x130/0x2f0 [ 78.435730][ T4763] kill_block_super+0x70/0xdc [ 78.436433][ T4763] deactivate_locked_super+0xb8/0x134 [ 78.437199][ T4763] deactivate_super+0xf0/0x110 [ 78.437887][ T4763] cleanup_mnt+0x3b8/0x46c [ 78.438525][ T4763] __cleanup_mnt+0x20/0x30 [ 78.439166][ T4763] task_work_run+0x12c/0x1d8 [ 78.439844][ T4763] do_notify_resume+0x2450/0x309c [ 78.440566][ T4763] el0_svc+0xf0/0x1d0 [ 78.441174][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 78.441954][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 78.550958][ T5004] loop0: detected capacity change from 0 to 32768 [ 78.588154][ T5004] ERROR: (device loop0): dbDiscardAG: -EIO [ 78.588154][ T5004] [ 78.589381][ T5004] attempt to access beyond end of device [ 78.589381][ T5004] loop0: rw=2051, want=18014398509498368, limit=32768 [ 78.591195][ T5004] JFS: sb_issue_discard(0000000097fdf9e3, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 78.592641][ T5004] blkno = 8000000000400, nblocks = 400 [ 78.593409][ T5004] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 78.593409][ T5004] [ 78.597758][ T4763] BUG: Bad page state in process syz-executor pfn:127f6a [ 78.598803][ T4763] page:00000000dc6e5b2d refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x127f6a [ 78.600310][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 78.601659][ T4763] raw: 05ffc00000002006 fffffc0003092288 ffff80001e9775c0 0000000000000000 [ 78.602907][ T4763] raw: 0000000000000004 ffff0000ecfd87c0 00000000ffffffff 0000000000000000 [ 78.604269][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.605644][ T4763] Modules linked in: [ 78.606260][ T4763] CPU: 1 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 78.607590][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.609080][ T4763] Call trace: [ 78.609578][ T4763] dump_backtrace+0x0/0x458 [ 78.610239][ T4763] show_stack+0x2c/0x3c [ 78.610868][ T4763] __dump_stack+0x30/0x40 [ 78.611472][ T4763] dump_stack_lvl+0xf4/0x15c [ 78.612102][ T4763] dump_stack+0x1c/0x5c [ 78.612686][ T4763] bad_page+0x188/0x1a8 [ 78.613271][ T4763] check_free_page_bad+0xf4/0x16c [ 78.613967][ T4763] free_unref_page_prepare+0x738/0xa84 [ 78.614780][ T4763] free_unref_page_list+0xdc/0x730 [ 78.615575][ T4763] release_pages+0x13bc/0x16dc [ 78.616244][ T4763] __pagevec_release+0x84/0xf8 [ 78.616949][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 78.617814][ T4763] truncate_inode_pages+0x2c/0x3c [ 78.618528][ T4763] dbUnmount+0xf4/0x168 [ 78.619172][ T4763] jfs_umount+0x1c4/0x328 [ 78.619766][ T4763] jfs_put_super+0x90/0x188 [ 78.620417][ T4763] generic_shutdown_super+0x130/0x2f0 [ 78.621163][ T4763] kill_block_super+0x70/0xdc [ 78.621818][ T4763] deactivate_locked_super+0xb8/0x134 [ 78.622576][ T4763] deactivate_super+0xf0/0x110 [ 78.623261][ T4763] cleanup_mnt+0x3b8/0x46c [ 78.623891][ T4763] __cleanup_mnt+0x20/0x30 [ 78.624492][ T4763] task_work_run+0x12c/0x1d8 [ 78.625105][ T4763] do_notify_resume+0x2450/0x309c [ 78.625821][ T4763] el0_svc+0xf0/0x1d0 [ 78.626425][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 78.627224][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 78.751028][ T5006] loop0: detected capacity change from 0 to 32768 [ 78.807152][ T5006] ERROR: (device loop0): dbDiscardAG: -EIO [ 78.807152][ T5006] [ 78.808535][ T5006] attempt to access beyond end of device [ 78.808535][ T5006] loop0: rw=2051, want=18014398509498368, limit=32768 [ 78.810396][ T5006] JFS: sb_issue_discard(0000000023601847, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 78.811860][ T5006] blkno = 8000000000400, nblocks = 400 [ 78.812612][ T5006] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 78.812612][ T5006] [ 78.818998][ T4763] BUG: Bad page state in process syz-executor pfn:12bfa7 [ 78.820173][ T4763] page:000000001ea4d46a refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12bfa7 [ 78.821788][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 78.823334][ T4763] raw: 05ffc00000002006 fffffc0003afeb88 ffff80001e9775c0 0000000000000000 [ 78.825095][ T4763] raw: 0000000000000004 ffff0000ebfa8000 00000000ffffffff 0000000000000000 [ 78.826537][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.827901][ T4763] Modules linked in: [ 78.828522][ T4763] CPU: 0 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 78.829846][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.831358][ T4763] Call trace: [ 78.831837][ T4763] dump_backtrace+0x0/0x458 [ 78.832585][ T4763] show_stack+0x2c/0x3c [ 78.833200][ T4763] __dump_stack+0x30/0x40 [ 78.833870][ T4763] dump_stack_lvl+0xf4/0x15c [ 78.834572][ T4763] dump_stack+0x1c/0x5c [ 78.835287][ T4763] bad_page+0x188/0x1a8 [ 78.835942][ T4763] check_free_page_bad+0xf4/0x16c [ 78.836737][ T4763] free_unref_page_prepare+0x738/0xa84 [ 78.837535][ T4763] free_unref_page_list+0xdc/0x730 [ 78.838279][ T4763] release_pages+0x13bc/0x16dc [ 78.838966][ T4763] __pagevec_release+0x84/0xf8 [ 78.839712][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 78.840550][ T4763] truncate_inode_pages+0x2c/0x3c [ 78.841317][ T4763] dbUnmount+0xf4/0x168 [ 78.841954][ T4763] jfs_umount+0x1c4/0x328 [ 78.842598][ T4763] jfs_put_super+0x90/0x188 [ 78.843239][ T4763] generic_shutdown_super+0x130/0x2f0 [ 78.844030][ T4763] kill_block_super+0x70/0xdc [ 78.844731][ T4763] deactivate_locked_super+0xb8/0x134 [ 78.845528][ T4763] deactivate_super+0xf0/0x110 [ 78.846262][ T4763] cleanup_mnt+0x3b8/0x46c [ 78.846957][ T4763] __cleanup_mnt+0x20/0x30 [ 78.847638][ T4763] task_work_run+0x12c/0x1d8 [ 78.848347][ T4763] do_notify_resume+0x2450/0x309c [ 78.849077][ T4763] el0_svc+0xf0/0x1d0 [ 78.849689][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 78.850452][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 78.981052][ T5008] loop0: detected capacity change from 0 to 32768 [ 79.020679][ T5008] ERROR: (device loop0): dbDiscardAG: -EIO [ 79.020679][ T5008] [ 79.021939][ T5008] attempt to access beyond end of device [ 79.021939][ T5008] loop0: rw=2051, want=18014398509498368, limit=32768 [ 79.023727][ T5008] JFS: sb_issue_discard(000000007a3be91e, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 79.025390][ T5008] blkno = 8000000000400, nblocks = 400 [ 79.026199][ T5008] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 79.026199][ T5008] [ 79.029251][ T4763] BUG: Bad page state in process syz-executor pfn:12c688 [ 79.030395][ T4763] page:00000000e0ecb87a refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12c688 [ 79.031900][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.033310][ T4763] raw: 05ffc00000002006 fffffc0003225688 ffff80001e9775c0 0000000000000000 [ 79.035375][ T4763] raw: 0000000000000004 ffff0000ebfa8aa8 00000000ffffffff 0000000000000000 [ 79.036719][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.037854][ T4763] Modules linked in: [ 79.038491][ T4763] CPU: 0 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.039908][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.041516][ T4763] Call trace: [ 79.041967][ T4763] dump_backtrace+0x0/0x458 [ 79.042650][ T4763] show_stack+0x2c/0x3c [ 79.043301][ T4763] __dump_stack+0x30/0x40 [ 79.044000][ T4763] dump_stack_lvl+0xf4/0x15c [ 79.044681][ T4763] dump_stack+0x1c/0x5c [ 79.045321][ T4763] bad_page+0x188/0x1a8 [ 79.045948][ T4763] check_free_page_bad+0xf4/0x16c [ 79.046747][ T4763] free_unref_page_prepare+0x738/0xa84 [ 79.047569][ T4763] free_unref_page_list+0xdc/0x730 [ 79.048337][ T4763] release_pages+0x13bc/0x16dc [ 79.049016][ T4763] __pagevec_release+0x84/0xf8 [ 79.049753][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 79.050574][ T4763] truncate_inode_pages+0x2c/0x3c [ 79.051324][ T4763] dbUnmount+0xf4/0x168 [ 79.051913][ T4763] jfs_umount+0x1c4/0x328 [ 79.052522][ T4763] jfs_put_super+0x90/0x188 [ 79.053191][ T4763] generic_shutdown_super+0x130/0x2f0 [ 79.054049][ T4763] kill_block_super+0x70/0xdc [ 79.054797][ T4763] deactivate_locked_super+0xb8/0x134 [ 79.055651][ T4763] deactivate_super+0xf0/0x110 [ 79.056393][ T4763] cleanup_mnt+0x3b8/0x46c [ 79.057088][ T4763] __cleanup_mnt+0x20/0x30 [ 79.057755][ T4763] task_work_run+0x12c/0x1d8 [ 79.058446][ T4763] do_notify_resume+0x2450/0x309c [ 79.059190][ T4763] el0_svc+0xf0/0x1d0 [ 79.059777][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 79.060523][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 79.180604][ T5010] loop0: detected capacity change from 0 to 32768 [ 79.230221][ T5010] ERROR: (device loop0): dbDiscardAG: -EIO [ 79.230221][ T5010] [ 79.231579][ T5010] attempt to access beyond end of device [ 79.231579][ T5010] loop0: rw=2051, want=18014398509498368, limit=32768 [ 79.233386][ T5010] JFS: sb_issue_discard(00000000f6268d99, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 79.235131][ T5010] blkno = 8000000000400, nblocks = 400 [ 79.236202][ T5010] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 79.236202][ T5010] [ 79.240893][ T4763] BUG: Bad page state in process syz-executor pfn:111b75 [ 79.242054][ T4763] page:00000000ec3a436c refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x111b75 [ 79.243590][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.245468][ T4763] raw: 05ffc00000002006 fffffc00035a4dc8 ffff80001e9775c0 0000000000000000 [ 79.246695][ T4763] raw: 0000000000000004 ffff0000ebfa8d90 00000000ffffffff 0000000000000000 [ 79.247966][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.248950][ T4763] Modules linked in: [ 79.249538][ T4763] CPU: 1 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.250860][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.252227][ T4763] Call trace: [ 79.252701][ T4763] dump_backtrace+0x0/0x458 [ 79.253357][ T4763] show_stack+0x2c/0x3c [ 79.253987][ T4763] __dump_stack+0x30/0x40 [ 79.254604][ T4763] dump_stack_lvl+0xf4/0x15c [ 79.255294][ T4763] dump_stack+0x1c/0x5c [ 79.255874][ T4763] bad_page+0x188/0x1a8 [ 79.256481][ T4763] check_free_page_bad+0xf4/0x16c [ 79.257169][ T4763] free_unref_page_prepare+0x738/0xa84 [ 79.257914][ T4763] free_unref_page_list+0xdc/0x730 [ 79.258652][ T4763] release_pages+0x13bc/0x16dc [ 79.259409][ T4763] __pagevec_release+0x84/0xf8 [ 79.260112][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 79.260952][ T4763] truncate_inode_pages+0x2c/0x3c [ 79.261662][ T4763] dbUnmount+0xf4/0x168 [ 79.262230][ T4763] jfs_umount+0x1c4/0x328 [ 79.262878][ T4763] jfs_put_super+0x90/0x188 [ 79.263583][ T4763] generic_shutdown_super+0x130/0x2f0 [ 79.264340][ T4763] kill_block_super+0x70/0xdc [ 79.264996][ T4763] deactivate_locked_super+0xb8/0x134 [ 79.265785][ T4763] deactivate_super+0xf0/0x110 [ 79.266496][ T4763] cleanup_mnt+0x3b8/0x46c [ 79.267188][ T4763] __cleanup_mnt+0x20/0x30 [ 79.267813][ T4763] task_work_run+0x12c/0x1d8 [ 79.268461][ T4763] do_notify_resume+0x2450/0x309c [ 79.269151][ T4763] el0_svc+0xf0/0x1d0 [ 79.269723][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 79.270441][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 79.389825][ T5012] loop0: detected capacity change from 0 to 32768 [ 79.431926][ T5012] ERROR: (device loop0): dbDiscardAG: -EIO [ 79.431926][ T5012] [ 79.433215][ T5012] attempt to access beyond end of device [ 79.433215][ T5012] loop0: rw=2051, want=18014398509498368, limit=32768 [ 79.435283][ T5012] JFS: sb_issue_discard(00000000e6dc0e13, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 79.436957][ T5012] blkno = 8000000000400, nblocks = 400 [ 79.437847][ T5012] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 79.437847][ T5012] [ 79.440929][ T4763] BUG: Bad page state in process syz-executor pfn:10a0b8 [ 79.442003][ T4763] page:00000000ba3a73a8 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10a0b8 [ 79.443554][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.445735][ T4763] raw: 05ffc00000002006 fffffc0003231308 ffff80001e9775c0 0000000000000000 [ 79.447078][ T4763] raw: 0000000000000004 ffff0000ccb09000 00000000ffffffff 0000000000000000 [ 79.448491][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.449565][ T4763] Modules linked in: [ 79.450156][ T4763] CPU: 0 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.451423][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.452826][ T4763] Call trace: [ 79.453293][ T4763] dump_backtrace+0x0/0x458 [ 79.453941][ T4763] show_stack+0x2c/0x3c [ 79.454559][ T4763] __dump_stack+0x30/0x40 [ 79.455246][ T4763] dump_stack_lvl+0xf4/0x15c [ 79.455952][ T4763] dump_stack+0x1c/0x5c [ 79.456556][ T4763] bad_page+0x188/0x1a8 [ 79.457145][ T4763] check_free_page_bad+0xf4/0x16c [ 79.457901][ T4763] free_unref_page_prepare+0x738/0xa84 [ 79.458756][ T4763] free_unref_page_list+0xdc/0x730 [ 79.459510][ T4763] release_pages+0x13bc/0x16dc [ 79.460277][ T4763] __pagevec_release+0x84/0xf8 [ 79.460972][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 79.461827][ T4763] truncate_inode_pages+0x2c/0x3c [ 79.462569][ T4763] dbUnmount+0xf4/0x168 [ 79.463183][ T4763] jfs_umount+0x1c4/0x328 [ 79.463796][ T4763] jfs_put_super+0x90/0x188 [ 79.464503][ T4763] generic_shutdown_super+0x130/0x2f0 [ 79.465313][ T4763] kill_block_super+0x70/0xdc [ 79.465992][ T4763] deactivate_locked_super+0xb8/0x134 [ 79.466744][ T4763] deactivate_super+0xf0/0x110 [ 79.467497][ T4763] cleanup_mnt+0x3b8/0x46c [ 79.468177][ T4763] __cleanup_mnt+0x20/0x30 [ 79.468803][ T4763] task_work_run+0x12c/0x1d8 [ 79.469465][ T4763] do_notify_resume+0x2450/0x309c [ 79.470200][ T4763] el0_svc+0xf0/0x1d0 [ 79.470841][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 79.471584][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 79.580612][ T5014] loop0: detected capacity change from 0 to 32768 [ 79.625902][ T5014] ERROR: (device loop0): dbDiscardAG: -EIO [ 79.625902][ T5014] [ 79.627226][ T5014] attempt to access beyond end of device [ 79.627226][ T5014] loop0: rw=2051, want=18014398509498368, limit=32768 [ 79.629128][ T5014] JFS: sb_issue_discard(000000006ca7a31c, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 79.630714][ T5014] blkno = 8000000000400, nblocks = 400 [ 79.631505][ T5014] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 79.631505][ T5014] [ 79.635582][ T4763] BUG: Bad page state in process syz-executor pfn:11290b [ 79.636621][ T4763] page:0000000012511f9b refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x11290b [ 79.638173][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.639521][ T4763] raw: 05ffc00000002006 fffffc0003b741c8 ffff80001e9775c0 0000000000000000 [ 79.640745][ T4763] raw: 0000000000000004 ffff0000ec4331f0 00000000ffffffff 0000000000000000 [ 79.641968][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.643084][ T4763] Modules linked in: [ 79.643708][ T4763] CPU: 1 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.645030][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.646576][ T4763] Call trace: [ 79.647061][ T4763] dump_backtrace+0x0/0x458 [ 79.647753][ T4763] show_stack+0x2c/0x3c [ 79.648374][ T4763] __dump_stack+0x30/0x40 [ 79.649021][ T4763] dump_stack_lvl+0xf4/0x15c [ 79.649731][ T4763] dump_stack+0x1c/0x5c [ 79.650345][ T4763] bad_page+0x188/0x1a8 [ 79.650980][ T4763] check_free_page_bad+0xf4/0x16c [ 79.651682][ T4763] free_unref_page_prepare+0x738/0xa84 [ 79.652464][ T4763] free_unref_page_list+0xdc/0x730 [ 79.653210][ T4763] release_pages+0x13bc/0x16dc [ 79.653902][ T4763] __pagevec_release+0x84/0xf8 [ 79.654577][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 79.655424][ T4763] truncate_inode_pages+0x2c/0x3c [ 79.656114][ T4763] dbUnmount+0xf4/0x168 [ 79.656693][ T4763] jfs_umount+0x1c4/0x328 [ 79.657296][ T4763] jfs_put_super+0x90/0x188 [ 79.657923][ T4763] generic_shutdown_super+0x130/0x2f0 [ 79.658651][ T4763] kill_block_super+0x70/0xdc [ 79.659282][ T4763] deactivate_locked_super+0xb8/0x134 [ 79.660024][ T4763] deactivate_super+0xf0/0x110 [ 79.660679][ T4763] cleanup_mnt+0x3b8/0x46c [ 79.661294][ T4763] __cleanup_mnt+0x20/0x30 [ 79.661897][ T4763] task_work_run+0x12c/0x1d8 [ 79.662535][ T4763] do_notify_resume+0x2450/0x309c [ 79.663230][ T4763] el0_svc+0xf0/0x1d0 [ 79.663790][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 79.664480][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 79.851711][ T5016] ERROR: (device loop0): dbDiscardAG: -EIO [ 79.851711][ T5016] [ 79.852982][ T5016] JFS: sb_issue_discard(0000000030533804, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 79.854513][ T5016] blkno = 8000000000400, nblocks = 400 [ 79.855293][ T5016] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 79.855293][ T5016] [ 79.858352][ T4763] BUG: Bad page state in process syz-executor pfn:112e11 [ 79.859451][ T4763] page:000000007e20af94 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x112e11 [ 79.861075][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 79.862551][ T4763] raw: 05ffc00000002006 fffffc000325b408 ffff80001e9775c0 0000000000000000 [ 79.863745][ T4763] raw: 0000000000000004 ffff0000ec433c98 00000000ffffffff 0000000000000000 [ 79.865847][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.866977][ T4763] Modules linked in: [ 79.867618][ T4763] CPU: 0 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 79.869010][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.870518][ T4763] Call trace: [ 79.871008][ T4763] dump_backtrace+0x0/0x458 [ 79.871690][ T4763] show_stack+0x2c/0x3c [ 79.872320][ T4763] __dump_stack+0x30/0x40 [ 79.872974][ T4763] dump_stack_lvl+0xf4/0x15c [ 79.873655][ T4763] dump_stack+0x1c/0x5c [ 79.874267][ T4763] bad_page+0x188/0x1a8 [ 79.874934][ T4763] check_free_page_bad+0xf4/0x16c [ 79.875722][ T4763] free_unref_page_prepare+0x738/0xa84 [ 79.876566][ T4763] free_unref_page_list+0xdc/0x730 [ 79.877369][ T4763] release_pages+0x13bc/0x16dc [ 79.878114][ T4763] __pagevec_release+0x84/0xf8 [ 79.878865][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 79.879762][ T4763] truncate_inode_pages+0x2c/0x3c [ 79.880495][ T4763] dbUnmount+0xf4/0x168 [ 79.881119][ T4763] jfs_umount+0x1c4/0x328 [ 79.881757][ T4763] jfs_put_super+0x90/0x188 [ 79.882423][ T4763] generic_shutdown_super+0x130/0x2f0 [ 79.883212][ T4763] kill_block_super+0x70/0xdc [ 79.883897][ T4763] deactivate_locked_super+0xb8/0x134 [ 79.884691][ T4763] deactivate_super+0xf0/0x110 [ 79.885388][ T4763] cleanup_mnt+0x3b8/0x46c [ 79.886059][ T4763] __cleanup_mnt+0x20/0x30 [ 79.886727][ T4763] task_work_run+0x12c/0x1d8 [ 79.887420][ T4763] do_notify_resume+0x2450/0x309c [ 79.888180][ T4763] el0_svc+0xf0/0x1d0 [ 79.888767][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 79.889506][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 80.037595][ T5018] ERROR: (device loop0): dbDiscardAG: -EIO [ 80.037595][ T5018] [ 80.038850][ T5018] JFS: sb_issue_discard(000000000f19c521, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 80.040316][ T5018] blkno = 8000000000400, nblocks = 400 [ 80.041115][ T5018] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 80.041115][ T5018] [ 80.044207][ T4763] BUG: Bad page state in process syz-executor pfn:112c49 [ 80.046063][ T4763] page:00000000f47ff969 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x112c49 [ 80.047605][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.049046][ T4763] raw: 05ffc00000002006 fffffc0003b31cc8 ffff80001e9775c0 0000000000000000 [ 80.050625][ T4763] raw: 0000000000000004 ffff0000ee5bd0f8 00000000ffffffff 0000000000000000 [ 80.051855][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.052922][ T4763] Modules linked in: [ 80.053505][ T4763] CPU: 0 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.054811][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.056299][ T4763] Call trace: [ 80.056757][ T4763] dump_backtrace+0x0/0x458 [ 80.057390][ T4763] show_stack+0x2c/0x3c [ 80.058025][ T4763] __dump_stack+0x30/0x40 [ 80.058649][ T4763] dump_stack_lvl+0xf4/0x15c [ 80.059305][ T4763] dump_stack+0x1c/0x5c [ 80.059912][ T4763] bad_page+0x188/0x1a8 [ 80.060530][ T4763] check_free_page_bad+0xf4/0x16c [ 80.061254][ T4763] free_unref_page_prepare+0x738/0xa84 [ 80.062042][ T4763] free_unref_page_list+0xdc/0x730 [ 80.062763][ T4763] release_pages+0x13bc/0x16dc [ 80.063452][ T4763] __pagevec_release+0x84/0xf8 [ 80.064159][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 80.064954][ T4763] truncate_inode_pages+0x2c/0x3c [ 80.065634][ T4763] dbUnmount+0xf4/0x168 [ 80.066211][ T4763] jfs_umount+0x1c4/0x328 [ 80.066806][ T4763] jfs_put_super+0x90/0x188 [ 80.067424][ T4763] generic_shutdown_super+0x130/0x2f0 [ 80.068197][ T4763] kill_block_super+0x70/0xdc [ 80.068833][ T4763] deactivate_locked_super+0xb8/0x134 [ 80.069594][ T4763] deactivate_super+0xf0/0x110 [ 80.070210][ T4763] cleanup_mnt+0x3b8/0x46c [ 80.070825][ T4763] __cleanup_mnt+0x20/0x30 [ 80.071433][ T4763] task_work_run+0x12c/0x1d8 [ 80.072096][ T4763] do_notify_resume+0x2450/0x309c [ 80.072815][ T4763] el0_svc+0xf0/0x1d0 [ 80.073354][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 80.074051][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 80.238730][ T5020] ERROR: (device loop0): dbDiscardAG: -EIO [ 80.238730][ T5020] [ 80.240093][ T5020] JFS: sb_issue_discard(000000005fb360ca, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 80.241691][ T5020] blkno = 8000000000400, nblocks = 400 [ 80.242530][ T5020] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 80.242530][ T5020] [ 80.246238][ T4763] BUG: Bad page state in process syz-executor pfn:111c9b [ 80.247269][ T4763] page:000000006b58307a refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x111c9b [ 80.248781][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.250264][ T4763] raw: 05ffc00000002006 fffffc0003465f48 ffff80001e9775c0 0000000000000000 [ 80.251588][ T4763] raw: 0000000000000004 ffff0000ec3264d8 00000000ffffffff 0000000000000000 [ 80.252870][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.253968][ T4763] Modules linked in: [ 80.254994][ T4763] CPU: 0 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.256396][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.258034][ T4763] Call trace: [ 80.258607][ T4763] dump_backtrace+0x0/0x458 [ 80.259352][ T4763] show_stack+0x2c/0x3c [ 80.260015][ T4763] __dump_stack+0x30/0x40 [ 80.260698][ T4763] dump_stack_lvl+0xf4/0x15c [ 80.261470][ T4763] dump_stack+0x1c/0x5c [ 80.262135][ T4763] bad_page+0x188/0x1a8 [ 80.262813][ T4763] check_free_page_bad+0xf4/0x16c [ 80.263584][ T4763] free_unref_page_prepare+0x738/0xa84 [ 80.264441][ T4763] free_unref_page_list+0xdc/0x730 [ 80.265306][ T4763] release_pages+0x13bc/0x16dc [ 80.266097][ T4763] __pagevec_release+0x84/0xf8 [ 80.266783][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 80.267629][ T4763] truncate_inode_pages+0x2c/0x3c [ 80.268373][ T4763] dbUnmount+0xf4/0x168 [ 80.268997][ T4763] jfs_umount+0x1c4/0x328 [ 80.269637][ T4763] jfs_put_super+0x90/0x188 [ 80.270306][ T4763] generic_shutdown_super+0x130/0x2f0 [ 80.271129][ T4763] kill_block_super+0x70/0xdc [ 80.271867][ T4763] deactivate_locked_super+0xb8/0x134 [ 80.272670][ T4763] deactivate_super+0xf0/0x110 [ 80.273399][ T4763] cleanup_mnt+0x3b8/0x46c [ 80.274168][ T4763] __cleanup_mnt+0x20/0x30 [ 80.274892][ T4763] task_work_run+0x12c/0x1d8 [ 80.275641][ T4763] do_notify_resume+0x2450/0x309c [ 80.276469][ T4763] el0_svc+0xf0/0x1d0 [ 80.277105][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 80.277912][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 80.477575][ T5022] ERROR: (device loop0): dbDiscardAG: -EIO [ 80.477575][ T5022] [ 80.478925][ T5022] JFS: sb_issue_discard(0000000013710b9c, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 80.480483][ T5022] blkno = 8000000000400, nblocks = 400 [ 80.481252][ T5022] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 80.481252][ T5022] [ 80.484292][ T4763] BUG: Bad page state in process syz-executor pfn:1178e3 [ 80.486027][ T4763] page:000000009c9921e1 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x1178e3 [ 80.487584][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.489016][ T4763] raw: 05ffc00000002006 fffffc0003234a88 ffff80001e9775c0 0000000000000000 [ 80.490269][ T4763] raw: 0000000000000004 ffff0000c240caa8 00000000ffffffff 0000000000000000 [ 80.491498][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.492522][ T4763] Modules linked in: [ 80.493119][ T4763] CPU: 1 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.494338][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.495868][ T4763] Call trace: [ 80.496356][ T4763] dump_backtrace+0x0/0x458 [ 80.497038][ T4763] show_stack+0x2c/0x3c [ 80.497643][ T4763] __dump_stack+0x30/0x40 [ 80.498305][ T4763] dump_stack_lvl+0xf4/0x15c [ 80.498960][ T4763] dump_stack+0x1c/0x5c [ 80.499611][ T4763] bad_page+0x188/0x1a8 [ 80.500241][ T4763] check_free_page_bad+0xf4/0x16c [ 80.500994][ T4763] free_unref_page_prepare+0x738/0xa84 [ 80.501790][ T4763] free_unref_page_list+0xdc/0x730 [ 80.502542][ T4763] release_pages+0x13bc/0x16dc [ 80.503266][ T4763] __pagevec_release+0x84/0xf8 [ 80.504006][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 80.504860][ T4763] truncate_inode_pages+0x2c/0x3c [ 80.505605][ T4763] dbUnmount+0xf4/0x168 [ 80.506174][ T4763] jfs_umount+0x1c4/0x328 [ 80.506776][ T4763] jfs_put_super+0x90/0x188 [ 80.507419][ T4763] generic_shutdown_super+0x130/0x2f0 [ 80.508170][ T4763] kill_block_super+0x70/0xdc [ 80.508803][ T4763] deactivate_locked_super+0xb8/0x134 [ 80.509558][ T4763] deactivate_super+0xf0/0x110 [ 80.510242][ T4763] cleanup_mnt+0x3b8/0x46c [ 80.510877][ T4763] __cleanup_mnt+0x20/0x30 [ 80.511511][ T4763] task_work_run+0x12c/0x1d8 [ 80.512159][ T4763] do_notify_resume+0x2450/0x309c [ 80.512906][ T4763] el0_svc+0xf0/0x1d0 [ 80.513488][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 80.514222][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 80.701314][ T5024] ERROR: (device loop0): dbDiscardAG: -EIO [ 80.701314][ T5024] [ 80.702506][ T5024] JFS: sb_issue_discard(000000004b453699, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 80.704074][ T5024] blkno = 8000000000400, nblocks = 400 [ 80.704954][ T5024] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 80.704954][ T5024] [ 80.708078][ T4763] BUG: Bad page state in process syz-executor pfn:112674 [ 80.709164][ T4763] page:00000000fbb1e48b refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x112674 [ 80.710768][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.712169][ T4763] raw: 05ffc00000002006 fffffc00031e8848 ffff80001e9775c0 0000000000000000 [ 80.713369][ T4763] raw: 0000000000000004 ffff0000ee5bdba0 00000000ffffffff 0000000000000000 [ 80.715412][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.716490][ T4763] Modules linked in: [ 80.717168][ T4763] CPU: 0 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.718473][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.719890][ T4763] Call trace: [ 80.720377][ T4763] dump_backtrace+0x0/0x458 [ 80.721025][ T4763] show_stack+0x2c/0x3c [ 80.721640][ T4763] __dump_stack+0x30/0x40 [ 80.722256][ T4763] dump_stack_lvl+0xf4/0x15c [ 80.722983][ T4763] dump_stack+0x1c/0x5c [ 80.723567][ T4763] bad_page+0x188/0x1a8 [ 80.724173][ T4763] check_free_page_bad+0xf4/0x16c [ 80.724917][ T4763] free_unref_page_prepare+0x738/0xa84 [ 80.725787][ T4763] free_unref_page_list+0xdc/0x730 [ 80.726563][ T4763] release_pages+0x13bc/0x16dc [ 80.727349][ T4763] __pagevec_release+0x84/0xf8 [ 80.728091][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 80.728995][ T4763] truncate_inode_pages+0x2c/0x3c [ 80.729849][ T4763] dbUnmount+0xf4/0x168 [ 80.730456][ T4763] jfs_umount+0x1c4/0x328 [ 80.731102][ T4763] jfs_put_super+0x90/0x188 [ 80.731749][ T4763] generic_shutdown_super+0x130/0x2f0 [ 80.732502][ T4763] kill_block_super+0x70/0xdc [ 80.733201][ T4763] deactivate_locked_super+0xb8/0x134 [ 80.734002][ T4763] deactivate_super+0xf0/0x110 [ 80.734704][ T4763] cleanup_mnt+0x3b8/0x46c [ 80.735360][ T4763] __cleanup_mnt+0x20/0x30 [ 80.735965][ T4763] task_work_run+0x12c/0x1d8 [ 80.736634][ T4763] do_notify_resume+0x2450/0x309c [ 80.737391][ T4763] el0_svc+0xf0/0x1d0 [ 80.737999][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 80.738703][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 80.906216][ T5026] ERROR: (device loop0): dbDiscardAG: -EIO [ 80.906216][ T5026] [ 80.907563][ T5026] JFS: sb_issue_discard(0000000019b8a1a0, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 80.909196][ T5026] blkno = 8000000000400, nblocks = 400 [ 80.910006][ T5026] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 80.910006][ T5026] [ 80.913453][ T4763] BUG: Bad page state in process syz-executor pfn:102573 [ 80.914627][ T4763] page:000000008939c318 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x102573 [ 80.916306][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 80.917838][ T4763] raw: 05ffc00000002006 fffffc0003ae7588 ffff80001e9775c0 0000000000000000 [ 80.919137][ T4763] raw: 0000000000000004 ffff0000ceab21f0 00000000ffffffff 0000000000000000 [ 80.920430][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.921516][ T4763] Modules linked in: [ 80.922115][ T4763] CPU: 0 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 80.923459][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.924874][ T4763] Call trace: [ 80.925343][ T4763] dump_backtrace+0x0/0x458 [ 80.925995][ T4763] show_stack+0x2c/0x3c [ 80.926582][ T4763] __dump_stack+0x30/0x40 [ 80.927238][ T4763] dump_stack_lvl+0xf4/0x15c [ 80.927900][ T4763] dump_stack+0x1c/0x5c [ 80.928498][ T4763] bad_page+0x188/0x1a8 [ 80.929098][ T4763] check_free_page_bad+0xf4/0x16c [ 80.929846][ T4763] free_unref_page_prepare+0x738/0xa84 [ 80.930668][ T4763] free_unref_page_list+0xdc/0x730 [ 80.931444][ T4763] release_pages+0x13bc/0x16dc [ 80.932148][ T4763] __pagevec_release+0x84/0xf8 [ 80.932846][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 80.933668][ T4763] truncate_inode_pages+0x2c/0x3c [ 80.934394][ T4763] dbUnmount+0xf4/0x168 [ 80.935006][ T4763] jfs_umount+0x1c4/0x328 [ 80.935647][ T4763] jfs_put_super+0x90/0x188 [ 80.936274][ T4763] generic_shutdown_super+0x130/0x2f0 [ 80.937023][ T4763] kill_block_super+0x70/0xdc [ 80.937679][ T4763] deactivate_locked_super+0xb8/0x134 [ 80.938463][ T4763] deactivate_super+0xf0/0x110 [ 80.939145][ T4763] cleanup_mnt+0x3b8/0x46c [ 80.939787][ T4763] __cleanup_mnt+0x20/0x30 [ 80.940418][ T4763] task_work_run+0x12c/0x1d8 [ 80.941057][ T4763] do_notify_resume+0x2450/0x309c [ 80.941816][ T4763] el0_svc+0xf0/0x1d0 [ 80.942409][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 80.943178][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 81.117704][ T5028] ERROR: (device loop0): dbDiscardAG: -EIO [ 81.117704][ T5028] [ 81.119006][ T5028] JFS: sb_issue_discard(0000000065414fd0, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 81.120659][ T5028] blkno = 8000000000400, nblocks = 400 [ 81.121548][ T5028] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 81.121548][ T5028] [ 81.125098][ T4763] BUG: Bad page state in process syz-executor pfn:10e17a [ 81.126158][ T4763] page:0000000005dd76ab refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10e17a [ 81.127695][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.129102][ T4763] raw: 05ffc00000002006 fffffc00034a23c8 ffff80001e9775c0 0000000000000000 [ 81.130306][ T4763] raw: 0000000000000004 ffff0000ec64d7c0 00000000ffffffff 0000000000000000 [ 81.131594][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.132693][ T4763] Modules linked in: [ 81.133274][ T4763] CPU: 1 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.134515][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.135965][ T4763] Call trace: [ 81.136403][ T4763] dump_backtrace+0x0/0x458 [ 81.137090][ T4763] show_stack+0x2c/0x3c [ 81.137720][ T4763] __dump_stack+0x30/0x40 [ 81.138388][ T4763] dump_stack_lvl+0xf4/0x15c [ 81.139040][ T4763] dump_stack+0x1c/0x5c [ 81.139628][ T4763] bad_page+0x188/0x1a8 [ 81.140231][ T4763] check_free_page_bad+0xf4/0x16c [ 81.140964][ T4763] free_unref_page_prepare+0x738/0xa84 [ 81.141754][ T4763] free_unref_page_list+0xdc/0x730 [ 81.142471][ T4763] release_pages+0x13bc/0x16dc [ 81.143186][ T4763] __pagevec_release+0x84/0xf8 [ 81.143874][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 81.144728][ T4763] truncate_inode_pages+0x2c/0x3c [ 81.145479][ T4763] dbUnmount+0xf4/0x168 [ 81.146089][ T4763] jfs_umount+0x1c4/0x328 [ 81.146730][ T4763] jfs_put_super+0x90/0x188 [ 81.147382][ T4763] generic_shutdown_super+0x130/0x2f0 [ 81.148172][ T4763] kill_block_super+0x70/0xdc [ 81.148845][ T4763] deactivate_locked_super+0xb8/0x134 [ 81.149621][ T4763] deactivate_super+0xf0/0x110 [ 81.150335][ T4763] cleanup_mnt+0x3b8/0x46c [ 81.150950][ T4763] __cleanup_mnt+0x20/0x30 [ 81.151546][ T4763] task_work_run+0x12c/0x1d8 [ 81.152238][ T4763] do_notify_resume+0x2450/0x309c [ 81.152984][ T4763] el0_svc+0xf0/0x1d0 [ 81.153545][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 81.154261][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 81.344403][ T5030] ERROR: (device loop0): dbDiscardAG: -EIO [ 81.344403][ T5030] [ 81.345694][ T5030] JFS: sb_issue_discard(00000000197e6305, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 81.347226][ T5030] blkno = 8000000000400, nblocks = 400 [ 81.347993][ T5030] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 81.347993][ T5030] [ 81.351397][ T4763] BUG: Bad page state in process syz-executor pfn:12c651 [ 81.352495][ T4763] page:00000000ecdff65f refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12c651 [ 81.354108][ T4763] flags: 0x5ffc00000002004(uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.355730][ T4763] raw: 05ffc00000002004 fffffc0003ae3e88 ffff80001e9775c0 0000000000000000 [ 81.357017][ T4763] raw: 0000000000000004 ffff0000da106e88 00000000ffffffff 0000000000000000 [ 81.358277][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.359351][ T4763] Modules linked in: [ 81.359904][ T4763] CPU: 1 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.361162][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.362487][ T4763] Call trace: [ 81.362897][ T4763] dump_backtrace+0x0/0x458 [ 81.363518][ T4763] show_stack+0x2c/0x3c [ 81.364051][ T4763] __dump_stack+0x30/0x40 [ 81.364697][ T4763] dump_stack_lvl+0xf4/0x15c [ 81.365405][ T4763] dump_stack+0x1c/0x5c [ 81.365999][ T4763] bad_page+0x188/0x1a8 [ 81.366605][ T4763] check_free_page_bad+0xf4/0x16c [ 81.367302][ T4763] free_unref_page_prepare+0x738/0xa84 [ 81.368097][ T4763] free_unref_page_list+0xdc/0x730 [ 81.368831][ T4763] release_pages+0x13bc/0x16dc [ 81.369548][ T4763] __pagevec_release+0x84/0xf8 [ 81.370226][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 81.371124][ T4763] truncate_inode_pages+0x2c/0x3c [ 81.371837][ T4763] dbUnmount+0xf4/0x168 [ 81.372442][ T4763] jfs_umount+0x1c4/0x328 [ 81.373079][ T4763] jfs_put_super+0x90/0x188 [ 81.373728][ T4763] generic_shutdown_super+0x130/0x2f0 [ 81.374478][ T4763] kill_block_super+0x70/0xdc [ 81.375159][ T4763] deactivate_locked_super+0xb8/0x134 [ 81.375935][ T4763] deactivate_super+0xf0/0x110 [ 81.376598][ T4763] cleanup_mnt+0x3b8/0x46c [ 81.377223][ T4763] __cleanup_mnt+0x20/0x30 [ 81.377859][ T4763] task_work_run+0x12c/0x1d8 [ 81.378509][ T4763] do_notify_resume+0x2450/0x309c [ 81.379229][ T4763] el0_svc+0xf0/0x1d0 [ 81.379805][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 81.380565][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 81.538855][ T5032] ERROR: (device loop0): dbDiscardAG: -EIO [ 81.538855][ T5032] [ 81.540222][ T5032] JFS: sb_issue_discard(00000000c5eea81d, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 81.541759][ T5032] blkno = 8000000000400, nblocks = 400 [ 81.542574][ T5032] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 81.542574][ T5032] [ 81.546323][ T4763] BUG: Bad page state in process syz-executor pfn:128bfd [ 81.547421][ T4763] page:000000007086440b refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x128bfd [ 81.549112][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.550638][ T4763] raw: 05ffc00000002006 fffffc00036679c8 ffff80001e9775c0 0000000000000000 [ 81.551970][ T4763] raw: 0000000000000004 ffff0000d9c868b8 00000000ffffffff 0000000000000000 [ 81.553285][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.554848][ T4763] Modules linked in: [ 81.555466][ T4763] CPU: 0 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.556833][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.558289][ T4763] Call trace: [ 81.558828][ T4763] dump_backtrace+0x0/0x458 [ 81.559535][ T4763] show_stack+0x2c/0x3c [ 81.560194][ T4763] __dump_stack+0x30/0x40 [ 81.560792][ T4763] dump_stack_lvl+0xf4/0x15c [ 81.561486][ T4763] dump_stack+0x1c/0x5c [ 81.562138][ T4763] bad_page+0x188/0x1a8 [ 81.562766][ T4763] check_free_page_bad+0xf4/0x16c [ 81.563532][ T4763] free_unref_page_prepare+0x738/0xa84 [ 81.564307][ T4763] free_unref_page_list+0xdc/0x730 [ 81.565063][ T4763] release_pages+0x13bc/0x16dc [ 81.565780][ T4763] __pagevec_release+0x84/0xf8 [ 81.566497][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 81.567380][ T4763] truncate_inode_pages+0x2c/0x3c [ 81.568154][ T4763] dbUnmount+0xf4/0x168 [ 81.568769][ T4763] jfs_umount+0x1c4/0x328 [ 81.569438][ T4763] jfs_put_super+0x90/0x188 [ 81.570176][ T4763] generic_shutdown_super+0x130/0x2f0 [ 81.570988][ T4763] kill_block_super+0x70/0xdc [ 81.571664][ T4763] deactivate_locked_super+0xb8/0x134 [ 81.572478][ T4763] deactivate_super+0xf0/0x110 [ 81.573206][ T4763] cleanup_mnt+0x3b8/0x46c [ 81.573900][ T4763] __cleanup_mnt+0x20/0x30 [ 81.574595][ T4763] task_work_run+0x12c/0x1d8 [ 81.575251][ T4763] do_notify_resume+0x2450/0x309c [ 81.575984][ T4763] el0_svc+0xf0/0x1d0 [ 81.576556][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 81.577273][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 81.757988][ T5034] ERROR: (device loop0): dbDiscardAG: -EIO [ 81.757988][ T5034] [ 81.759267][ T5034] JFS: sb_issue_discard(00000000d0772868, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 81.760879][ T5034] blkno = 8000000000400, nblocks = 400 [ 81.761686][ T5034] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 81.761686][ T5034] [ 81.765347][ T4763] BUG: Bad page state in process syz-executor pfn:10b232 [ 81.766464][ T4763] page:0000000002eeacc0 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10b232 [ 81.768077][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.769524][ T4763] raw: 05ffc00000002006 fffffc000337abc8 ffff80001e9775c0 0000000000000000 [ 81.770861][ T4763] raw: 0000000000000004 ffff0000da78b3e0 00000000ffffffff 0000000000000000 [ 81.772048][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.773167][ T4763] Modules linked in: [ 81.773720][ T4763] CPU: 1 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.775034][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.776504][ T4763] Call trace: [ 81.776995][ T4763] dump_backtrace+0x0/0x458 [ 81.777692][ T4763] show_stack+0x2c/0x3c [ 81.778249][ T4763] __dump_stack+0x30/0x40 [ 81.778880][ T4763] dump_stack_lvl+0xf4/0x15c [ 81.779543][ T4763] dump_stack+0x1c/0x5c [ 81.780107][ T4763] bad_page+0x188/0x1a8 [ 81.780695][ T4763] check_free_page_bad+0xf4/0x16c [ 81.781435][ T4763] free_unref_page_prepare+0x738/0xa84 [ 81.782249][ T4763] free_unref_page_list+0xdc/0x730 [ 81.782939][ T4763] release_pages+0x13bc/0x16dc [ 81.783611][ T4763] __pagevec_release+0x84/0xf8 [ 81.784310][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 81.785170][ T4763] truncate_inode_pages+0x2c/0x3c [ 81.785865][ T4763] dbUnmount+0xf4/0x168 [ 81.786502][ T4763] jfs_umount+0x1c4/0x328 [ 81.787116][ T4763] jfs_put_super+0x90/0x188 [ 81.787730][ T4763] generic_shutdown_super+0x130/0x2f0 [ 81.788451][ T4763] kill_block_super+0x70/0xdc [ 81.789168][ T4763] deactivate_locked_super+0xb8/0x134 [ 81.789929][ T4763] deactivate_super+0xf0/0x110 [ 81.790670][ T4763] cleanup_mnt+0x3b8/0x46c [ 81.791326][ T4763] __cleanup_mnt+0x20/0x30 [ 81.792022][ T4763] task_work_run+0x12c/0x1d8 [ 81.792742][ T4763] do_notify_resume+0x2450/0x309c [ 81.793408][ T4763] el0_svc+0xf0/0x1d0 [ 81.794004][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 81.794717][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 81.949689][ T5036] ERROR: (device loop0): dbDiscardAG: -EIO [ 81.949689][ T5036] [ 81.951053][ T5036] JFS: sb_issue_discard(000000009bfa1746, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 81.952666][ T5036] blkno = 8000000000400, nblocks = 400 [ 81.953518][ T5036] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 81.953518][ T5036] [ 81.956891][ T4763] BUG: Bad page state in process syz-executor pfn:12dbf6 [ 81.958061][ T4763] page:0000000057e259c8 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12dbf6 [ 81.959637][ T4763] flags: 0x5ffc00000002004(uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 81.960967][ T4763] raw: 05ffc00000002004 fffffc0003721a48 ffff80001e9775c0 0000000000000000 [ 81.962143][ T4763] raw: 0000000000000004 ffff0000da78b6c8 00000000ffffffff 0000000000000000 [ 81.963442][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.965056][ T4763] Modules linked in: [ 81.965624][ T4763] CPU: 1 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 81.966932][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.968270][ T4763] Call trace: [ 81.968706][ T4763] dump_backtrace+0x0/0x458 [ 81.969342][ T4763] show_stack+0x2c/0x3c [ 81.969948][ T4763] __dump_stack+0x30/0x40 [ 81.970574][ T4763] dump_stack_lvl+0xf4/0x15c [ 81.971194][ T4763] dump_stack+0x1c/0x5c [ 81.971750][ T4763] bad_page+0x188/0x1a8 [ 81.972364][ T4763] check_free_page_bad+0xf4/0x16c [ 81.973071][ T4763] free_unref_page_prepare+0x738/0xa84 [ 81.973820][ T4763] free_unref_page_list+0xdc/0x730 [ 81.974514][ T4763] release_pages+0x13bc/0x16dc [ 81.975192][ T4763] __pagevec_release+0x84/0xf8 [ 81.975868][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 81.976660][ T4763] truncate_inode_pages+0x2c/0x3c [ 81.977414][ T4763] dbUnmount+0xf4/0x168 [ 81.978037][ T4763] jfs_umount+0x1c4/0x328 [ 81.978696][ T4763] jfs_put_super+0x90/0x188 [ 81.979326][ T4763] generic_shutdown_super+0x130/0x2f0 [ 81.980056][ T4763] kill_block_super+0x70/0xdc [ 81.980735][ T4763] deactivate_locked_super+0xb8/0x134 [ 81.981453][ T4763] deactivate_super+0xf0/0x110 [ 81.982140][ T4763] cleanup_mnt+0x3b8/0x46c [ 81.982769][ T4763] __cleanup_mnt+0x20/0x30 [ 81.983419][ T4763] task_work_run+0x12c/0x1d8 [ 81.984100][ T4763] do_notify_resume+0x2450/0x309c [ 81.984844][ T4763] el0_svc+0xf0/0x1d0 [ 81.985380][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 81.986107][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 82.171316][ T5038] ERROR: (device loop0): dbDiscardAG: -EIO [ 82.171316][ T5038] [ 82.172601][ T5038] JFS: sb_issue_discard(00000000188cecf4, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 82.174095][ T5038] blkno = 8000000000400, nblocks = 400 [ 82.175178][ T5038] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 82.175178][ T5038] [ 82.178167][ T4763] BUG: Bad page state in process syz-executor pfn:12b9e6 [ 82.179326][ T4763] page:000000008a64d2d7 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12b9e6 [ 82.180802][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 82.182260][ T4763] raw: 05ffc00000002006 fffffc00034b4108 ffff80001e9775c0 0000000000000000 [ 82.183624][ T4763] raw: 0000000000000004 ffff0000d2107000 00000000ffffffff 0000000000000000 [ 82.185422][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.186595][ T4763] Modules linked in: [ 82.187242][ T4763] CPU: 0 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 82.188650][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.190218][ T4763] Call trace: [ 82.190705][ T4763] dump_backtrace+0x0/0x458 [ 82.191365][ T4763] show_stack+0x2c/0x3c [ 82.191969][ T4763] __dump_stack+0x30/0x40 [ 82.192588][ T4763] dump_stack_lvl+0xf4/0x15c [ 82.193258][ T4763] dump_stack+0x1c/0x5c [ 82.193882][ T4763] bad_page+0x188/0x1a8 [ 82.194476][ T4763] check_free_page_bad+0xf4/0x16c [ 82.195224][ T4763] free_unref_page_prepare+0x738/0xa84 [ 82.196010][ T4763] free_unref_page_list+0xdc/0x730 [ 82.196735][ T4763] release_pages+0x13bc/0x16dc [ 82.197463][ T4763] __pagevec_release+0x84/0xf8 [ 82.198191][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 82.199010][ T4763] truncate_inode_pages+0x2c/0x3c [ 82.199742][ T4763] dbUnmount+0xf4/0x168 [ 82.200383][ T4763] jfs_umount+0x1c4/0x328 [ 82.201008][ T4763] jfs_put_super+0x90/0x188 [ 82.201693][ T4763] generic_shutdown_super+0x130/0x2f0 [ 82.202513][ T4763] kill_block_super+0x70/0xdc [ 82.203187][ T4763] deactivate_locked_super+0xb8/0x134 [ 82.203988][ T4763] deactivate_super+0xf0/0x110 [ 82.204691][ T4763] cleanup_mnt+0x3b8/0x46c [ 82.205360][ T4763] __cleanup_mnt+0x20/0x30 [ 82.206068][ T4763] task_work_run+0x12c/0x1d8 [ 82.206750][ T4763] do_notify_resume+0x2450/0x309c [ 82.207514][ T4763] el0_svc+0xf0/0x1d0 [ 82.208104][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 82.208811][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 82.369596][ T5040] ERROR: (device loop0): dbDiscardAG: -EIO [ 82.369596][ T5040] [ 82.370854][ T5040] JFS: sb_issue_discard(0000000040bdfe34, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 82.372353][ T5040] blkno = 8000000000400, nblocks = 400 [ 82.373095][ T5040] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 82.373095][ T5040] [ 82.376766][ T4763] BUG: Bad page state in process syz-executor pfn:11202f [ 82.377870][ T4763] page:000000004cf7f5ef refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x11202f [ 82.379435][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 82.381024][ T4763] raw: 05ffc00000002006 fffffc000348a9c8 ffff80001e9775c0 0000000000000000 [ 82.382358][ T4763] raw: 0000000000000004 ffff0000ceab2c98 00000000ffffffff 0000000000000000 [ 82.383774][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.385253][ T4763] Modules linked in: [ 82.385825][ T4763] CPU: 1 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 82.387223][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.388787][ T4763] Call trace: [ 82.389249][ T4763] dump_backtrace+0x0/0x458 [ 82.389918][ T4763] show_stack+0x2c/0x3c [ 82.390534][ T4763] __dump_stack+0x30/0x40 [ 82.391152][ T4763] dump_stack_lvl+0xf4/0x15c [ 82.391840][ T4763] dump_stack+0x1c/0x5c [ 82.392407][ T4763] bad_page+0x188/0x1a8 [ 82.392983][ T4763] check_free_page_bad+0xf4/0x16c [ 82.393682][ T4763] free_unref_page_prepare+0x738/0xa84 [ 82.394414][ T4763] free_unref_page_list+0xdc/0x730 [ 82.395146][ T4763] release_pages+0x13bc/0x16dc [ 82.395829][ T4763] __pagevec_release+0x84/0xf8 [ 82.396547][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 82.397384][ T4763] truncate_inode_pages+0x2c/0x3c [ 82.398100][ T4763] dbUnmount+0xf4/0x168 [ 82.398707][ T4763] jfs_umount+0x1c4/0x328 [ 82.399300][ T4763] jfs_put_super+0x90/0x188 [ 82.399946][ T4763] generic_shutdown_super+0x130/0x2f0 [ 82.400734][ T4763] kill_block_super+0x70/0xdc [ 82.401449][ T4763] deactivate_locked_super+0xb8/0x134 [ 82.402270][ T4763] deactivate_super+0xf0/0x110 [ 82.402973][ T4763] cleanup_mnt+0x3b8/0x46c [ 82.403619][ T4763] __cleanup_mnt+0x20/0x30 [ 82.404229][ T4763] task_work_run+0x12c/0x1d8 [ 82.404924][ T4763] do_notify_resume+0x2450/0x309c [ 82.405804][ T4763] el0_svc+0xf0/0x1d0 [ 82.406411][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 82.407221][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 82.565714][ T5042] ERROR: (device loop0): dbDiscardAG: -EIO [ 82.565714][ T5042] [ 82.566875][ T5042] JFS: sb_issue_discard(00000000e6806e88, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 82.568376][ T5042] blkno = 8000000000400, nblocks = 400 [ 82.569223][ T5042] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 82.569223][ T5042] [ 82.572610][ T4763] BUG: Bad page state in process syz-executor pfn:12dcd0 [ 82.573690][ T4763] page:00000000c8e1b153 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12dcd0 [ 82.575345][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 82.576757][ T4763] raw: 05ffc00000002006 fffffc0003395648 ffff80001e9775c0 0000000000000000 [ 82.577996][ T4763] raw: 0000000000000004 ffff0000eb8675d0 00000000ffffffff 0000000000000000 [ 82.579221][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.580216][ T4763] Modules linked in: [ 82.580780][ T4763] CPU: 0 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 82.582006][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.583417][ T4763] Call trace: [ 82.583867][ T4763] dump_backtrace+0x0/0x458 [ 82.584466][ T4763] show_stack+0x2c/0x3c [ 82.585040][ T4763] __dump_stack+0x30/0x40 [ 82.585645][ T4763] dump_stack_lvl+0xf4/0x15c [ 82.586243][ T4763] dump_stack+0x1c/0x5c [ 82.586779][ T4763] bad_page+0x188/0x1a8 [ 82.587364][ T4763] check_free_page_bad+0xf4/0x16c [ 82.588072][ T4763] free_unref_page_prepare+0x738/0xa84 [ 82.588870][ T4763] free_unref_page_list+0xdc/0x730 [ 82.589618][ T4763] release_pages+0x13bc/0x16dc [ 82.590298][ T4763] __pagevec_release+0x84/0xf8 [ 82.591023][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 82.591840][ T4763] truncate_inode_pages+0x2c/0x3c [ 82.592553][ T4763] dbUnmount+0xf4/0x168 [ 82.593175][ T4763] jfs_umount+0x1c4/0x328 [ 82.593856][ T4763] jfs_put_super+0x90/0x188 [ 82.594478][ T4763] generic_shutdown_super+0x130/0x2f0 [ 82.595250][ T4763] kill_block_super+0x70/0xdc [ 82.595967][ T4763] deactivate_locked_super+0xb8/0x134 [ 82.596761][ T4763] deactivate_super+0xf0/0x110 [ 82.597418][ T4763] cleanup_mnt+0x3b8/0x46c [ 82.598041][ T4763] __cleanup_mnt+0x20/0x30 [ 82.598682][ T4763] task_work_run+0x12c/0x1d8 [ 82.599350][ T4763] do_notify_resume+0x2450/0x309c [ 82.600072][ T4763] el0_svc+0xf0/0x1d0 [ 82.600617][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 82.601312][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 82.737962][ T5044] ERROR: (device loop0): dbDiscardAG: -EIO [ 82.737962][ T5044] [ 82.739184][ T5044] JFS: sb_issue_discard(0000000003f51aeb, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 82.740611][ T5044] blkno = 8000000000400, nblocks = 400 [ 82.741495][ T5044] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 82.741495][ T5044] [ 82.745310][ T4763] BUG: Bad page state in process syz-executor pfn:12c33a [ 82.746490][ T4763] page:0000000063962485 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12c33a [ 82.747950][ T4763] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 82.749307][ T4763] raw: 05ffc00000002006 fffffc0003b05708 ffff80001e9775c0 0000000000000000 [ 82.750564][ T4763] raw: 0000000000000004 ffff0000ebf0e9b0 00000000ffffffff 0000000000000000 [ 82.751762][ T4763] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.752798][ T4763] Modules linked in: [ 82.753420][ T4763] CPU: 1 PID: 4763 Comm: syz-executor Tainted: G B syzkaller #0 [ 82.754673][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.756183][ T4763] Call trace: [ 82.756656][ T4763] dump_backtrace+0x0/0x458 [ 82.757282][ T4763] show_stack+0x2c/0x3c [ 82.757831][ T4763] __dump_stack+0x30/0x40 [ 82.758467][ T4763] dump_stack_lvl+0xf4/0x15c [ 82.759159][ T4763] dump_stack+0x1c/0x5c [ 82.759804][ T4763] bad_page+0x188/0x1a8 [ 82.760443][ T4763] check_free_page_bad+0xf4/0x16c [ 82.761106][ T4763] free_unref_page_prepare+0x738/0xa84 [ 82.761900][ T4763] free_unref_page_list+0xdc/0x730 [ 82.762689][ T4763] release_pages+0x13bc/0x16dc [ 82.763340][ T4763] __pagevec_release+0x84/0xf8 [ 82.764039][ T4763] truncate_inode_pages_range+0x2c8/0xa04 [ 82.764840][ T4763] truncate_inode_pages+0x2c/0x3c [ 82.765543][ T4763] dbUnmount+0xf4/0x168 [ 82.766132][ T4763] jfs_umount+0x1c4/0x328 [ 82.766712][ T4763] jfs_put_super+0x90/0x188 [ 82.767343][ T4763] generic_shutdown_super+0x130/0x2f0 [ 82.768099][ T4763] kill_block_super+0x70/0xdc [ 82.768753][ T4763] deactivate_locked_super+0xb8/0x134 [ 82.769475][ T4763] deactivate_super+0xf0/0x110 [ 82.770141][ T4763] cleanup_mnt+0x3b8/0x46c [ 82.770782][ T4763] __cleanup_mnt+0x20/0x30 [ 82.771444][ T4763] task_work_run+0x12c/0x1d8 [ 82.772088][ T4763] do_notify_resume+0x2450/0x309c [ 82.772803][ T4763] el0_svc+0xf0/0x1d0 [ 82.773355][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 82.774137][ T4763] el0t_64_sync+0x1a0/0x1a4 1970/01/01 00:01:22 executed programs: 51