Warning: Permanently added '10.128.0.254' (ED25519) to the list of known hosts. [ 71.319472][ T1423] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.326024][ T1423] ieee802154 phy1 wpan1: encryption failed: -22 2026/03/20 06:03:55 ignoring optional flag "type"="gce" 2026/03/20 06:03:56 parsed 1 programs 2026/03/20 06:03:57 executed programs: 0 [ 73.986878][ T4442] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 74.166792][ T4502] chnl_net:caif_netlink_parms(): no params data found [ 74.203512][ T4502] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.210812][ T4502] bridge0: port 1(bridge_slave_0) entered disabled state [ 74.218763][ T4502] device bridge_slave_0 entered promiscuous mode [ 74.227093][ T4502] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.234202][ T4502] bridge0: port 2(bridge_slave_1) entered disabled state [ 74.242034][ T4502] device bridge_slave_1 entered promiscuous mode [ 74.261428][ T4502] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 74.272127][ T4502] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 74.292636][ T4502] team0: Port device team_slave_0 added [ 74.300081][ T4502] team0: Port device team_slave_1 added [ 74.316945][ T4502] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 74.324054][ T4502] 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. [ 74.350333][ T4502] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 74.362723][ T4502] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 74.369944][ T4502] 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. [ 74.396342][ T4502] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 74.423511][ T4502] device hsr_slave_0 entered promiscuous mode [ 74.430222][ T4502] device hsr_slave_1 entered promiscuous mode [ 74.920055][ T4502] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 74.929721][ T4502] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 74.939997][ T4502] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 74.949766][ T4502] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 74.972555][ T4502] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.979685][ T4502] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.987105][ T4502] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.994186][ T4502] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.044567][ T4502] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.059445][ T510] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.067810][ T510] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.078013][ T510] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.086879][ T510] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 75.101688][ T4502] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.116170][ T406] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 75.124779][ T406] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.131922][ T406] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.148812][ T510] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 75.157810][ T510] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 75.167165][ T510] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.174336][ T510] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.183471][ T510] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 75.196064][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 75.212727][ T510] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 75.223909][ T510] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 75.234057][ T510] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 75.252905][ T510] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 75.271333][ T4502] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 75.281854][ T4502] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 75.296956][ T510] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 75.306685][ T510] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 75.316095][ T510] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 75.326944][ T510] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 75.336150][ T510] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 75.351192][ T510] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 75.462434][ T406] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 75.472896][ T406] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 75.487726][ T4502] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 75.509053][ T510] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 75.518492][ T510] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 75.539206][ T510] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 75.548278][ T510] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 75.559581][ T4502] device veth0_vlan entered promiscuous mode [ 75.568540][ T510] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 75.577512][ T510] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 75.589949][ T4502] device veth1_vlan entered promiscuous mode [ 75.612932][ T510] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 75.622540][ T510] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 75.631977][ T510] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 75.640909][ T510] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 75.652844][ T4502] device veth0_macvtap entered promiscuous mode [ 75.663780][ T4502] device veth1_macvtap entered promiscuous mode [ 75.682263][ T4502] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 75.691065][ T510] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 75.700125][ T510] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 75.709624][ T510] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 75.718852][ T510] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 75.731969][ T4502] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 75.740229][ T510] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 75.750207][ T510] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 75.762240][ T4502] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.772016][ T4502] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.782518][ T4502] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.792264][ T4502] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.099886][ T4592] loop0: detected capacity change from 0 to 32768 [ 76.115783][ T7] Bluetooth: hci0: command 0x0409 tx timeout [ 76.121034][ T4592] ======================================================= [ 76.121034][ T4592] WARNING: The mand mount option has been deprecated and [ 76.121034][ T4592] and is ignored by this kernel. Remove the mand [ 76.121034][ T4592] option from the mount to silence this warning. [ 76.121034][ T4592] ======================================================= [ 76.172059][ T4592] ERROR: (device loop0): dbDiscardAG: -EIO [ 76.172059][ T4592] [ 76.182260][ T4592] attempt to access beyond end of device [ 76.182260][ T4592] loop0: rw=2051, want=18014398509498368, limit=32768 [ 76.197207][ T4592] JFS: sb_issue_discard(ffff8880793fe000, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 76.208491][ T4592] blkno = 8000000000400, nblocks = 400 [ 76.215682][ T4592] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 76.215682][ T4592] [ 76.240181][ T4502] BUG: Bad page state in process syz-executor.0 pfn:1f499 [ 76.254946][ T4502] page:ffffea00007d2640 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x1f499 [ 76.266751][ T4502] flags: 0xfff00000002006(referenced|uptodate|private|node=0|zone=1|lastcpupid=0x7ff) [ 76.279089][ T4502] raw: 00fff00000002006 ffffea0001d00d48 ffffc9000314fa00 0000000000000000 [ 76.288021][ T4502] raw: 0000000000000004 ffff8880740559b0 00000000ffffffff 0000000000000000 [ 76.297007][ T4502] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 76.304322][ T4502] page_owner tracks the page as allocated [ 76.310691][ T4502] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x100c40(GFP_NOFS|__GFP_HARDWALL), pid 4592, ts 76170471092, free_ts 76113053136 [ 76.326291][ T4502] get_page_from_freelist+0x1bbd/0x1ca0 [ 76.331874][ T4502] __alloc_pages+0x1ee/0x480 [ 76.336839][ T4502] __page_cache_alloc+0xce/0x440 [ 76.341905][ T4502] do_read_cache_page+0x1da/0x1030 [ 76.348383][ T4502] __get_metapage+0x35d/0x1060 [ 76.353170][ T4502] dbAllocCtl+0xd4/0x9b0 [ 76.358609][ T4502] dbAllocAG+0x1e7/0xfe0 [ 76.362883][ T4502] dbDiscardAG+0x2c5/0x8e0 [ 76.367878][ T4502] jfs_ioc_trim+0x41e/0x680 [ 76.372402][ T4502] jfs_ioctl+0x2b6/0x3c0 [ 76.377003][ T4502] __se_sys_ioctl+0xfa/0x170 [ 76.381645][ T4502] do_syscall_64+0x4c/0xa0 [ 76.387112][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 76.393134][ T4502] page last free stack trace: [ 76.398311][ T4502] free_unref_page_prepare+0x637/0x6c0 [ 76.403794][ T4502] free_unref_page+0x8f/0x2a0 [ 76.408887][ T4502] qlist_free_all+0x35/0x90 [ 76.413543][ T4502] kasan_quarantine_reduce+0x150/0x160 [ 76.419613][ T4502] __kasan_slab_alloc+0x2f/0xd0 [ 76.424478][ T4502] slab_post_alloc_hook+0x4c/0x380 [ 76.429975][ T4502] __kmalloc+0x127/0x330 [ 76.434233][ T4502] tomoyo_realpath_from_path+0x118/0x610 [ 76.437952][ T21] cfg80211: failed to load regulatory.db [ 76.440274][ T4502] tomoyo_path_perm+0x23f/0x5d0 [ 76.450600][ T4502] security_inode_getattr+0xcf/0x120 [ 76.456272][ T4502] vfs_getattr+0x26/0x3a0 [ 76.460623][ T4502] __x64_sys_newfstat+0x137/0x210 [ 76.474906][ T4502] do_syscall_64+0x4c/0xa0 [ 76.479359][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 76.503663][ T4502] Modules linked in: [ 76.508716][ T4502] CPU: 0 PID: 4502 Comm: syz-executor.0 Not tainted syzkaller #0 [ 76.516450][ T4502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 76.526520][ T4502] Call Trace: [ 76.529805][ T4502] [ 76.532733][ T4502] dump_stack_lvl+0x188/0x250 [ 76.537419][ T4502] ? show_regs_print_info+0x20/0x20 [ 76.542625][ T4502] ? clockevents_increase_min_delta+0x130/0x130 [ 76.549049][ T4502] bad_page+0x14b/0x170 [ 76.553551][ T4502] free_unref_page_prepare+0x383/0x6c0 [ 76.559019][ T4502] free_unref_page_list+0x119/0x820 [ 76.564241][ T4502] ? uncharge_page+0x490/0x490 [ 76.569099][ T4502] ? free_unref_page_commit+0x4c0/0x4c0 [ 76.574676][ T4502] release_pages+0x186c/0x1be0 [ 76.579457][ T4502] ? lru_cache_disable+0x30/0x30 [ 76.584412][ T4502] __pagevec_release+0x6d/0xe0 [ 76.589178][ T4502] truncate_inode_pages_range+0x362/0xfe0 [ 76.594906][ T4502] ? rcu_force_quiescent_state+0x230/0x230 [ 76.600965][ T4502] ? invalidate_inode_page+0x360/0x360 [ 76.606466][ T4502] ? do_raw_spin_unlock+0x11d/0x230 [ 76.611941][ T4502] ? _raw_spin_unlock+0x24/0x40 [ 76.616796][ T4502] dbUnmount+0x105/0x170 [ 76.621045][ T4502] jfs_umount+0x1fa/0x360 [ 76.625386][ T4502] jfs_put_super+0x88/0x190 [ 76.629899][ T4502] ? jfs_free_inode+0x20/0x20 [ 76.634575][ T4502] generic_shutdown_super+0x130/0x300 [ 76.639966][ T4502] kill_block_super+0x7c/0xe0 [ 76.644651][ T4502] deactivate_locked_super+0x93/0xf0 [ 76.649938][ T4502] cleanup_mnt+0x42d/0x4e0 [ 76.654362][ T4502] ? lockdep_hardirqs_on+0x94/0x140 [ 76.659674][ T4502] task_work_run+0x125/0x1a0 [ 76.664278][ T4502] exit_to_user_mode_loop+0x10f/0x130 [ 76.669665][ T4502] exit_to_user_mode_prepare+0xee/0x180 [ 76.675262][ T4502] syscall_exit_to_user_mode+0x16/0x40 [ 76.680724][ T4502] do_syscall_64+0x58/0xa0 [ 76.685145][ T4502] ? clear_bhb_loop+0x30/0x80 [ 76.689994][ T4502] ? clear_bhb_loop+0x30/0x80 [ 76.694670][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 76.700576][ T4502] RIP: 0033:0x7f02b845ba17 [ 76.704993][ T4502] Code: a2 c7 05 e8 94 11 00 00 00 00 00 eb 96 e8 f1 09 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 76.724803][ T4502] RSP: 002b:00007ffe0eb98e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 76.733220][ T4502] RAX: 0000000000000000 RBX: 00007f02b84bb3ef RCX: 00007f02b845ba17 [ 76.741198][ T4502] RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007ffe0eb98f40 [ 76.749261][ T4502] RBP: 00007ffe0eb98f40 R08: 00007ffe0eb99f40 R09: 00000000ffffffff [ 76.757247][ T4502] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe0eb9a000 [ 76.765233][ T4502] R13: 00007f02b84bb3ef R14: 000000000001283b R15: 0000000000000003 [ 76.773221][ T4502] [ 76.795065][ T4502] Disabling lock debugging due to kernel taint [ 77.069378][ T4631] loop0: detected capacity change from 0 to 32768 [ 77.092041][ T4631] ERROR: (device loop0): dbDiscardAG: -EIO [ 77.092041][ T4631] [ 77.100823][ T4631] attempt to access beyond end of device [ 77.100823][ T4631] loop0: rw=2051, want=18014398509498368, limit=32768 [ 77.113939][ T4631] JFS: sb_issue_discard(ffff88801f012000, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 77.125407][ T4631] blkno = 8000000000400, nblocks = 400 [ 77.132439][ T4631] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 77.132439][ T4631] [ 77.148249][ T4502] BUG: Bad page state in process syz-executor.0 pfn:77655 [ 77.155692][ T4502] page:ffffea0001dd9540 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x77655 [ 77.166319][ T4502] flags: 0xfff00000002006(referenced|uptodate|private|node=0|zone=1|lastcpupid=0x7ff) [ 77.176196][ T4502] raw: 00fff00000002006 ffffea0001cbe948 ffffc9000314fa00 0000000000000000 [ 77.185400][ T4502] raw: 0000000000000004 ffff888072f459b0 00000000ffffffff 0000000000000000 [ 77.194160][ T4502] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 77.201835][ T4502] page_owner tracks the page as allocated [ 77.207795][ T4502] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x100c40(GFP_NOFS|__GFP_HARDWALL), pid 4631, ts 77090967343, free_ts 64990995453 [ 77.223054][ T4502] get_page_from_freelist+0x1bbd/0x1ca0 [ 77.228900][ T4502] __alloc_pages+0x1ee/0x480 [ 77.233511][ T4502] __page_cache_alloc+0xce/0x440 [ 77.239234][ T4502] do_read_cache_page+0x1da/0x1030 [ 77.244363][ T4502] __get_metapage+0x35d/0x1060 [ 77.249440][ T4502] dbAllocCtl+0xd4/0x9b0 [ 77.253691][ T4502] dbAllocAG+0x1e7/0xfe0 [ 77.258225][ T4502] dbDiscardAG+0x2c5/0x8e0 [ 77.262650][ T4502] jfs_ioc_trim+0x41e/0x680 [ 77.267507][ T4502] jfs_ioctl+0x2b6/0x3c0 [ 77.271764][ T4502] __se_sys_ioctl+0xfa/0x170 [ 77.276704][ T4502] do_syscall_64+0x4c/0xa0 [ 77.281169][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 77.287383][ T4502] page last free stack trace: [ 77.292178][ T4502] free_unref_page_prepare+0x637/0x6c0 [ 77.298062][ T4502] free_unref_page+0x8f/0x2a0 [ 77.302763][ T4502] pipe_read+0x68f/0x1260 [ 77.307393][ T4502] vfs_read+0x759/0xd60 [ 77.311556][ T4502] ksys_read+0x152/0x260 [ 77.316275][ T4502] do_syscall_64+0x4c/0xa0 [ 77.320700][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 77.326843][ T4502] Modules linked in: [ 77.330769][ T4502] CPU: 0 PID: 4502 Comm: syz-executor.0 Tainted: G B syzkaller #0 [ 77.339880][ T4502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 77.349935][ T4502] Call Trace: [ 77.353216][ T4502] [ 77.356147][ T4502] dump_stack_lvl+0x188/0x250 [ 77.360832][ T4502] ? show_regs_print_info+0x20/0x20 [ 77.366035][ T4502] ? clockevents_increase_min_delta+0x130/0x130 [ 77.372281][ T4502] ? rcu_is_watching+0x11/0xa0 [ 77.377049][ T4502] bad_page+0x14b/0x170 [ 77.381648][ T4502] free_unref_page_prepare+0x383/0x6c0 [ 77.387123][ T4502] free_unref_page_list+0x119/0x820 [ 77.392331][ T4502] ? uncharge_page+0x490/0x490 [ 77.397099][ T4502] ? free_unref_page_commit+0x4c0/0x4c0 [ 77.402652][ T4502] release_pages+0x186c/0x1be0 [ 77.407421][ T4502] ? lru_cache_disable+0x30/0x30 [ 77.412384][ T4502] __pagevec_release+0x6d/0xe0 [ 77.417242][ T4502] truncate_inode_pages_range+0x362/0xfe0 [ 77.422969][ T4502] ? rcu_force_quiescent_state+0x230/0x230 [ 77.428899][ T4502] ? invalidate_inode_page+0x360/0x360 [ 77.434376][ T4502] ? do_raw_spin_unlock+0x11d/0x230 [ 77.439583][ T4502] ? _raw_spin_unlock+0x24/0x40 [ 77.444436][ T4502] dbUnmount+0x105/0x170 [ 77.448687][ T4502] jfs_umount+0x1fa/0x360 [ 77.453017][ T4502] jfs_put_super+0x88/0x190 [ 77.457527][ T4502] ? jfs_free_inode+0x20/0x20 [ 77.462205][ T4502] generic_shutdown_super+0x130/0x300 [ 77.467590][ T4502] kill_block_super+0x7c/0xe0 [ 77.472354][ T4502] deactivate_locked_super+0x93/0xf0 [ 77.477643][ T4502] cleanup_mnt+0x42d/0x4e0 [ 77.482070][ T4502] task_work_run+0x125/0x1a0 [ 77.486669][ T4502] exit_to_user_mode_loop+0x10f/0x130 [ 77.492057][ T4502] exit_to_user_mode_prepare+0xee/0x180 [ 77.497618][ T4502] syscall_exit_to_user_mode+0x16/0x40 [ 77.503100][ T4502] do_syscall_64+0x58/0xa0 [ 77.507532][ T4502] ? clear_bhb_loop+0x30/0x80 [ 77.512223][ T4502] ? clear_bhb_loop+0x30/0x80 [ 77.516913][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 77.522824][ T4502] RIP: 0033:0x7f02b845ba17 [ 77.527242][ T4502] Code: a2 c7 05 e8 94 11 00 00 00 00 00 eb 96 e8 f1 09 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 77.547042][ T4502] RSP: 002b:00007ffe0eb98e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 77.555818][ T4502] RAX: 0000000000000000 RBX: 00007f02b84bb3ef RCX: 00007f02b845ba17 [ 77.563794][ T4502] RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007ffe0eb98f40 [ 77.571898][ T4502] RBP: 00007ffe0eb98f40 R08: 00007ffe0eb99f40 R09: 00000000ffffffff [ 77.580147][ T4502] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe0eb9a000 [ 77.588124][ T4502] R13: 00007f02b84bb3ef R14: 0000000000012c62 R15: 0000000000000003 [ 77.596106][ T4502] [ 77.832559][ T4692] loop0: detected capacity change from 0 to 32768 [ 77.895271][ T4692] ERROR: (device loop0): dbDiscardAG: -EIO [ 77.895271][ T4692] [ 77.903559][ T4692] attempt to access beyond end of device [ 77.903559][ T4692] loop0: rw=2051, want=18014398509498368, limit=32768 [ 77.916834][ T4692] JFS: sb_issue_discard(ffff88807ce82000, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 77.927942][ T4692] blkno = 8000000000400, nblocks = 400 [ 77.933552][ T4692] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 77.933552][ T4692] [ 77.947135][ T4502] BUG: Bad page state in process syz-executor.0 pfn:25ba1 [ 77.954449][ T4502] page:ffffea000096e840 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x25ba1 [ 77.965364][ T4502] flags: 0xfff00000002006(referenced|uptodate|private|node=0|zone=1|lastcpupid=0x7ff) [ 77.975387][ T4502] raw: 00fff00000002006 ffffea00007f7988 ffffc9000314fa00 0000000000000000 [ 77.984136][ T4502] raw: 0000000000000004 ffff88807a9d44d8 00000000ffffffff 0000000000000000 [ 77.993427][ T4502] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.001373][ T4502] page_owner tracks the page as allocated [ 78.007792][ T4502] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x100c40(GFP_NOFS|__GFP_HARDWALL), pid 4692, ts 77894969349, free_ts 77893724136 [ 78.023102][ T4502] get_page_from_freelist+0x1bbd/0x1ca0 [ 78.029332][ T4502] __alloc_pages+0x1ee/0x480 [ 78.034040][ T4502] __page_cache_alloc+0xce/0x440 [ 78.039600][ T4502] do_read_cache_page+0x1da/0x1030 [ 78.045351][ T4502] __get_metapage+0x35d/0x1060 [ 78.050129][ T4502] dbAllocCtl+0xd4/0x9b0 [ 78.054472][ T4502] dbAllocAG+0x1e7/0xfe0 [ 78.060195][ T4502] dbDiscardAG+0x2c5/0x8e0 [ 78.064631][ T4502] jfs_ioc_trim+0x41e/0x680 [ 78.069774][ T4502] jfs_ioctl+0x2b6/0x3c0 [ 78.074036][ T4502] __se_sys_ioctl+0xfa/0x170 [ 78.079346][ T4502] do_syscall_64+0x4c/0xa0 [ 78.084066][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 78.090891][ T4502] page last free stack trace: [ 78.096710][ T4502] free_unref_page_prepare+0x637/0x6c0 [ 78.102197][ T4502] free_unref_page+0x8f/0x2a0 [ 78.107651][ T4502] qlist_free_all+0x35/0x90 [ 78.112394][ T4502] kasan_quarantine_reduce+0x150/0x160 [ 78.118198][ T4502] __kasan_slab_alloc+0x2f/0xd0 [ 78.123054][ T4502] slab_post_alloc_hook+0x4c/0x380 [ 78.128934][ T4502] kmem_cache_alloc+0x100/0x290 [ 78.133801][ T4502] getname_flags+0xb5/0x500 [ 78.138599][ T4502] do_sys_openat2+0xdd/0x4b0 [ 78.143194][ T4502] __x64_sys_openat+0x135/0x160 [ 78.148789][ T4502] do_syscall_64+0x4c/0xa0 [ 78.153659][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 78.160099][ T4502] Modules linked in: [ 78.164203][ T4502] CPU: 0 PID: 4502 Comm: syz-executor.0 Tainted: G B syzkaller #0 [ 78.173306][ T4502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 78.183362][ T4502] Call Trace: [ 78.186637][ T4502] [ 78.189564][ T4502] dump_stack_lvl+0x188/0x250 [ 78.194246][ T4502] ? show_regs_print_info+0x20/0x20 [ 78.199450][ T4502] ? clockevents_increase_min_delta+0x130/0x130 [ 78.205698][ T4502] ? rcu_is_watching+0x11/0xa0 [ 78.210555][ T4502] bad_page+0x14b/0x170 [ 78.214715][ T4502] free_unref_page_prepare+0x383/0x6c0 [ 78.220191][ T4502] free_unref_page_list+0x119/0x820 [ 78.225487][ T4502] ? uncharge_page+0x490/0x490 [ 78.230264][ T4502] ? free_unref_page_commit+0x4c0/0x4c0 [ 78.235839][ T4502] release_pages+0x186c/0x1be0 [ 78.240617][ T4502] ? lru_cache_disable+0x30/0x30 [ 78.245564][ T4502] __pagevec_release+0x6d/0xe0 [ 78.250344][ T4502] truncate_inode_pages_range+0x362/0xfe0 [ 78.256070][ T4502] ? rcu_force_quiescent_state+0x230/0x230 [ 78.261884][ T4502] ? invalidate_inode_page+0x360/0x360 [ 78.267367][ T4502] ? do_raw_spin_unlock+0x11d/0x230 [ 78.272590][ T4502] ? _raw_spin_unlock+0x24/0x40 [ 78.277444][ T4502] dbUnmount+0x105/0x170 [ 78.281709][ T4502] jfs_umount+0x1fa/0x360 [ 78.286086][ T4502] jfs_put_super+0x88/0x190 [ 78.290592][ T4502] ? jfs_free_inode+0x20/0x20 [ 78.295362][ T4502] generic_shutdown_super+0x130/0x300 [ 78.300839][ T4502] kill_block_super+0x7c/0xe0 [ 78.305528][ T4502] deactivate_locked_super+0x93/0xf0 [ 78.310909][ T4502] cleanup_mnt+0x42d/0x4e0 [ 78.315335][ T4502] task_work_run+0x125/0x1a0 [ 78.319934][ T4502] exit_to_user_mode_loop+0x10f/0x130 [ 78.325403][ T4502] exit_to_user_mode_prepare+0xee/0x180 [ 78.330957][ T4502] syscall_exit_to_user_mode+0x16/0x40 [ 78.336514][ T4502] do_syscall_64+0x58/0xa0 [ 78.341026][ T4502] ? clear_bhb_loop+0x30/0x80 [ 78.345712][ T4502] ? clear_bhb_loop+0x30/0x80 [ 78.350391][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 78.356487][ T4502] RIP: 0033:0x7f02b845ba17 [ 78.360920][ T4502] Code: a2 c7 05 e8 94 11 00 00 00 00 00 eb 96 e8 f1 09 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 78.380524][ T4502] RSP: 002b:00007ffe0eb98e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 78.388946][ T4502] RAX: 0000000000000000 RBX: 00007f02b84bb3ef RCX: 00007f02b845ba17 [ 78.396929][ T4502] RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007ffe0eb98f40 [ 78.405003][ T4502] RBP: 00007ffe0eb98f40 R08: 00007ffe0eb99f40 R09: 00000000ffffffff [ 78.413174][ T4502] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe0eb9a000 [ 78.421161][ T4502] R13: 00007f02b84bb3ef R14: 0000000000012f5c R15: 0000000000000003 [ 78.429149][ T4502] [ 78.433365][ T7] Bluetooth: hci0: command 0x041b tx timeout [ 78.678248][ T4760] loop0: detected capacity change from 0 to 32768 [ 78.762809][ T4760] ERROR: (device loop0): dbDiscardAG: -EIO [ 78.762809][ T4760] [ 78.772869][ T4760] attempt to access beyond end of device [ 78.772869][ T4760] loop0: rw=2051, want=18014398509498368, limit=32768 [ 78.785726][ T4760] JFS: sb_issue_discard(ffff888025c1e000, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 78.804913][ T4760] blkno = 8000000000400, nblocks = 400 [ 78.810446][ T4760] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 78.810446][ T4760] [ 78.825585][ T4502] BUG: Bad page state in process syz-executor.0 pfn:7aeac [ 78.832833][ T4502] page:ffffea0001ebab00 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x7aeac [ 78.844000][ T4502] flags: 0xfff00000002006(referenced|uptodate|private|node=0|zone=1|lastcpupid=0x7ff) [ 78.854025][ T4502] raw: 00fff00000002006 ffffea0001d2f608 ffffc9000314fa00 0000000000000000 [ 78.862762][ T4502] raw: 0000000000000004 ffff888074bce000 00000000ffffffff 0000000000000000 [ 78.871515][ T4502] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 78.879208][ T4502] page_owner tracks the page as allocated [ 78.885689][ T4502] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x100c40(GFP_NOFS|__GFP_HARDWALL), pid 4760, ts 78762615622, free_ts 78754101688 [ 78.901103][ T4502] get_page_from_freelist+0x1bbd/0x1ca0 [ 78.906933][ T4502] __alloc_pages+0x1ee/0x480 [ 78.911537][ T4502] __page_cache_alloc+0xce/0x440 [ 78.916947][ T4502] do_read_cache_page+0x1da/0x1030 [ 78.922079][ T4502] __get_metapage+0x35d/0x1060 [ 78.927073][ T4502] dbAllocCtl+0xd4/0x9b0 [ 78.931341][ T4502] dbAllocAG+0x1e7/0xfe0 [ 78.935955][ T4502] dbDiscardAG+0x2c5/0x8e0 [ 78.940382][ T4502] jfs_ioc_trim+0x41e/0x680 [ 78.945097][ T4502] jfs_ioctl+0x2b6/0x3c0 [ 78.949344][ T4502] __se_sys_ioctl+0xfa/0x170 [ 78.953940][ T4502] do_syscall_64+0x4c/0xa0 [ 78.958579][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 78.964663][ T4502] page last free stack trace: [ 78.969602][ T4502] free_unref_page_prepare+0x637/0x6c0 [ 78.975245][ T4502] free_unref_page_list+0x119/0x820 [ 78.980491][ T4502] release_pages+0x186c/0x1be0 [ 78.985484][ T4502] tlb_finish_mmu+0x176/0x300 [ 78.990190][ T4502] exit_mmap+0x3d0/0x640 [ 78.994437][ T4502] __mmput+0x115/0x3b0 [ 78.998917][ T4502] exit_mm+0x588/0x6e0 [ 79.003014][ T4502] do_exit+0x5a9/0x20c0 [ 79.007392][ T4502] do_group_exit+0x12e/0x300 [ 79.011992][ T4502] __x64_sys_exit_group+0x3b/0x40 [ 79.017233][ T4502] do_syscall_64+0x4c/0xa0 [ 79.021755][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 79.027894][ T4502] Modules linked in: [ 79.031912][ T4502] CPU: 1 PID: 4502 Comm: syz-executor.0 Tainted: G B syzkaller #0 [ 79.041460][ T4502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 79.051528][ T4502] Call Trace: [ 79.054832][ T4502] [ 79.057762][ T4502] dump_stack_lvl+0x188/0x250 [ 79.062447][ T4502] ? show_regs_print_info+0x20/0x20 [ 79.067664][ T4502] ? clockevents_increase_min_delta+0x130/0x130 [ 79.073909][ T4502] ? rcu_is_watching+0x11/0xa0 [ 79.078696][ T4502] bad_page+0x14b/0x170 [ 79.082855][ T4502] free_unref_page_prepare+0x383/0x6c0 [ 79.088320][ T4502] free_unref_page_list+0x119/0x820 [ 79.093526][ T4502] ? uncharge_page+0x490/0x490 [ 79.098309][ T4502] ? free_unref_page_commit+0x4c0/0x4c0 [ 79.103870][ T4502] release_pages+0x186c/0x1be0 [ 79.108651][ T4502] ? lru_cache_disable+0x30/0x30 [ 79.113595][ T4502] __pagevec_release+0x6d/0xe0 [ 79.118363][ T4502] truncate_inode_pages_range+0x362/0xfe0 [ 79.124168][ T4502] ? rcu_force_quiescent_state+0x230/0x230 [ 79.129975][ T4502] ? invalidate_inode_page+0x360/0x360 [ 79.135447][ T4502] ? do_raw_spin_unlock+0x11d/0x230 [ 79.140652][ T4502] ? _raw_spin_unlock+0x24/0x40 [ 79.145509][ T4502] dbUnmount+0x105/0x170 [ 79.149770][ T4502] jfs_umount+0x1fa/0x360 [ 79.154106][ T4502] jfs_put_super+0x88/0x190 [ 79.158613][ T4502] ? jfs_free_inode+0x20/0x20 [ 79.163293][ T4502] generic_shutdown_super+0x130/0x300 [ 79.168682][ T4502] kill_block_super+0x7c/0xe0 [ 79.173367][ T4502] deactivate_locked_super+0x93/0xf0 [ 79.178662][ T4502] cleanup_mnt+0x42d/0x4e0 [ 79.183089][ T4502] task_work_run+0x125/0x1a0 [ 79.187920][ T4502] exit_to_user_mode_loop+0x10f/0x130 [ 79.193329][ T4502] exit_to_user_mode_prepare+0xee/0x180 [ 79.198980][ T4502] syscall_exit_to_user_mode+0x16/0x40 [ 79.204454][ T4502] do_syscall_64+0x58/0xa0 [ 79.208888][ T4502] ? clear_bhb_loop+0x30/0x80 [ 79.213568][ T4502] ? clear_bhb_loop+0x30/0x80 [ 79.218256][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 79.224155][ T4502] RIP: 0033:0x7f02b845ba17 [ 79.228768][ T4502] Code: a2 c7 05 e8 94 11 00 00 00 00 00 eb 96 e8 f1 09 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 79.248399][ T4502] RSP: 002b:00007ffe0eb98e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 79.256968][ T4502] RAX: 0000000000000000 RBX: 00007f02b84bb3ef RCX: 00007f02b845ba17 [ 79.264950][ T4502] RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007ffe0eb98f40 [ 79.273043][ T4502] RBP: 00007ffe0eb98f40 R08: 00007ffe0eb99f40 R09: 00000000ffffffff [ 79.281024][ T4502] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe0eb9a000 [ 79.289095][ T4502] R13: 00007f02b84bb3ef R14: 00000000000132a3 R15: 0000000000000003 [ 79.297077][ T4502] 2026/03/20 06:04:03 executed programs: 5 [ 79.569613][ T4833] loop0: detected capacity change from 0 to 32768 [ 79.591370][ T4833] ERROR: (device loop0): dbDiscardAG: -EIO [ 79.591370][ T4833] [ 79.605056][ T4833] attempt to access beyond end of device [ 79.605056][ T4833] loop0: rw=2051, want=18014398509498368, limit=32768 [ 79.618158][ T4833] JFS: sb_issue_discard(ffff88802b498000, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 79.628707][ T4833] blkno = 8000000000400, nblocks = 400 [ 79.634260][ T4833] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 79.634260][ T4833] [ 79.648123][ T4502] BUG: Bad page state in process syz-executor.0 pfn:1fca7 [ 79.655777][ T4502] page:ffffea00007f29c0 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x1fca7 [ 79.666275][ T4502] flags: 0xfff00000002004(uptodate|private|node=0|zone=1|lastcpupid=0x7ff) [ 79.675381][ T4502] raw: 00fff00000002004 ffffea00007b4848 ffffc9000314fa00 0000000000000000 [ 79.683975][ T4502] raw: 0000000000000004 ffff8880740ba4d8 00000000ffffffff 0000000000000000 [ 79.692920][ T4502] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 79.700604][ T4502] page_owner tracks the page as allocated [ 79.709099][ T4502] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x100c40(GFP_NOFS|__GFP_HARDWALL), pid 4833, ts 79590661058, free_ts 79422833732 [ 79.724354][ T4502] get_page_from_freelist+0x1bbd/0x1ca0 [ 79.730586][ T4502] __alloc_pages+0x1ee/0x480 [ 79.735413][ T4502] __page_cache_alloc+0xce/0x440 [ 79.740358][ T4502] do_read_cache_page+0x1da/0x1030 [ 79.746188][ T4502] __get_metapage+0x35d/0x1060 [ 79.750967][ T4502] dbAllocCtl+0xd4/0x9b0 [ 79.755477][ T4502] dbAllocAG+0x1e7/0xfe0 [ 79.759737][ T4502] dbDiscardAG+0x2c5/0x8e0 [ 79.764159][ T4502] jfs_ioc_trim+0x41e/0x680 [ 79.768986][ T4502] jfs_ioctl+0x2b6/0x3c0 [ 79.773237][ T4502] __se_sys_ioctl+0xfa/0x170 [ 79.778149][ T4502] do_syscall_64+0x4c/0xa0 [ 79.782575][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 79.788898][ T4502] page last free stack trace: [ 79.793572][ T4502] free_unref_page_prepare+0x637/0x6c0 [ 79.799389][ T4502] free_unref_page+0x8f/0x2a0 [ 79.804342][ T4502] qlist_free_all+0x35/0x90 [ 79.809149][ T4502] kasan_quarantine_reduce+0x150/0x160 [ 79.814617][ T4502] __kasan_slab_alloc+0x2f/0xd0 [ 79.819764][ T4502] slab_post_alloc_hook+0x4c/0x380 [ 79.825073][ T4502] kmem_cache_alloc+0x100/0x290 [ 79.830105][ T4502] getname_flags+0xb5/0x500 [ 79.834621][ T4502] do_sys_openat2+0xdd/0x4b0 [ 79.840084][ T4502] __x64_sys_openat+0x135/0x160 [ 79.845171][ T4502] do_syscall_64+0x4c/0xa0 [ 79.849601][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 79.855847][ T4502] Modules linked in: [ 79.859759][ T4502] CPU: 0 PID: 4502 Comm: syz-executor.0 Tainted: G B syzkaller #0 [ 79.868861][ T4502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 79.878903][ T4502] Call Trace: [ 79.882255][ T4502] [ 79.885173][ T4502] dump_stack_lvl+0x188/0x250 [ 79.889838][ T4502] ? show_regs_print_info+0x20/0x20 [ 79.895024][ T4502] ? clockevents_increase_min_delta+0x130/0x130 [ 79.901250][ T4502] ? rcu_is_watching+0x11/0xa0 [ 79.905998][ T4502] bad_page+0x14b/0x170 [ 79.910134][ T4502] free_unref_page_prepare+0x383/0x6c0 [ 79.915575][ T4502] free_unref_page_list+0x119/0x820 [ 79.920754][ T4502] ? uncharge_page+0x490/0x490 [ 79.925591][ T4502] ? free_unref_page_commit+0x4c0/0x4c0 [ 79.931120][ T4502] release_pages+0x186c/0x1be0 [ 79.935866][ T4502] ? lru_cache_disable+0x30/0x30 [ 79.940787][ T4502] __pagevec_release+0x6d/0xe0 [ 79.945528][ T4502] truncate_inode_pages_range+0x362/0xfe0 [ 79.951226][ T4502] ? rcu_force_quiescent_state+0x230/0x230 [ 79.957019][ T4502] ? invalidate_inode_page+0x360/0x360 [ 79.962464][ T4502] ? do_raw_spin_unlock+0x11d/0x230 [ 79.967643][ T4502] ? _raw_spin_unlock+0x24/0x40 [ 79.972475][ T4502] dbUnmount+0x105/0x170 [ 79.976697][ T4502] jfs_umount+0x1fa/0x360 [ 79.981011][ T4502] jfs_put_super+0x88/0x190 [ 79.985492][ T4502] ? jfs_free_inode+0x20/0x20 [ 79.990147][ T4502] generic_shutdown_super+0x130/0x300 [ 79.995501][ T4502] kill_block_super+0x7c/0xe0 [ 80.000159][ T4502] deactivate_locked_super+0x93/0xf0 [ 80.005423][ T4502] cleanup_mnt+0x42d/0x4e0 [ 80.009822][ T4502] task_work_run+0x125/0x1a0 [ 80.014394][ T4502] exit_to_user_mode_loop+0x10f/0x130 [ 80.019745][ T4502] exit_to_user_mode_prepare+0xee/0x180 [ 80.025268][ T4502] syscall_exit_to_user_mode+0x16/0x40 [ 80.030713][ T4502] do_syscall_64+0x58/0xa0 [ 80.035121][ T4502] ? clear_bhb_loop+0x30/0x80 [ 80.039802][ T4502] ? clear_bhb_loop+0x30/0x80 [ 80.044458][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 80.050331][ T4502] RIP: 0033:0x7f02b845ba17 [ 80.054736][ T4502] Code: a2 c7 05 e8 94 11 00 00 00 00 00 eb 96 e8 f1 09 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 80.074328][ T4502] RSP: 002b:00007ffe0eb98e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 80.082729][ T4502] RAX: 0000000000000000 RBX: 00007f02b84bb3ef RCX: 00007f02b845ba17 [ 80.090784][ T4502] RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007ffe0eb98f40 [ 80.098747][ T4502] RBP: 00007ffe0eb98f40 R08: 00007ffe0eb99f40 R09: 00000000ffffffff [ 80.106711][ T4502] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe0eb9a000 [ 80.114769][ T4502] R13: 00007f02b84bb3ef R14: 0000000000013616 R15: 0000000000000003 [ 80.122736][ T4502] [ 80.308558][ T4868] loop0: detected capacity change from 0 to 32768 [ 80.363357][ T4868] ERROR: (device loop0): dbDiscardAG: -EIO [ 80.363357][ T4868] [ 80.371467][ T4868] attempt to access beyond end of device [ 80.371467][ T4868] loop0: rw=2051, want=18014398509498368, limit=32768 [ 80.384153][ T4868] JFS: sb_issue_discard(ffff888075c78000, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 80.394914][ T4868] blkno = 8000000000400, nblocks = 400 [ 80.400472][ T4868] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 80.400472][ T4868] [ 80.413294][ T4502] BUG: Bad page state in process syz-executor.0 pfn:7368c [ 80.421047][ T4502] page:ffffea0001cda300 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x7368c [ 80.431414][ T4502] flags: 0xfff00000002004(uptodate|private|node=0|zone=1|lastcpupid=0x7ff) [ 80.440372][ T4502] raw: 00fff00000002004 ffffea0000a48b08 ffffc9000314fa00 0000000000000000 [ 80.449090][ T4502] raw: 0000000000000004 ffff888074bceaa8 00000000ffffffff 0000000000000000 [ 80.458029][ T4502] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 80.465827][ T4502] page_owner tracks the page as allocated [ 80.471534][ T4502] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x100c40(GFP_NOFS|__GFP_HARDWALL), pid 4868, ts 80363158750, free_ts 80359030334 [ 80.486560][ T4502] get_page_from_freelist+0x1bbd/0x1ca0 [ 80.492165][ T4502] __alloc_pages+0x1ee/0x480 [ 80.496846][ T4502] __page_cache_alloc+0xce/0x440 [ 80.502091][ T4502] do_read_cache_page+0x1da/0x1030 [ 80.507263][ T4502] __get_metapage+0x35d/0x1060 [ 80.512021][ T4502] dbAllocCtl+0xd4/0x9b0 [ 80.516576][ T7] Bluetooth: hci0: command 0x040f tx timeout [ 80.516807][ T4502] dbAllocAG+0x1e7/0xfe0 [ 80.527538][ T4502] dbDiscardAG+0x2c5/0x8e0 [ 80.531955][ T4502] jfs_ioc_trim+0x41e/0x680 [ 80.536718][ T4502] jfs_ioctl+0x2b6/0x3c0 [ 80.540967][ T4502] __se_sys_ioctl+0xfa/0x170 [ 80.545735][ T4502] do_syscall_64+0x4c/0xa0 [ 80.550159][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 80.556148][ T4502] page last free stack trace: [ 80.560807][ T4502] free_unref_page_prepare+0x637/0x6c0 [ 80.566445][ T4502] free_unref_page+0x8f/0x2a0 [ 80.571169][ T4502] __unfreeze_partials+0x1a5/0x200 [ 80.576293][ T4502] put_cpu_partial+0x12d/0x190 [ 80.581069][ T4502] qlist_free_all+0x35/0x90 [ 80.585734][ T4502] kasan_quarantine_reduce+0x150/0x160 [ 80.591195][ T4502] __kasan_slab_alloc+0x2f/0xd0 [ 80.596331][ T4502] slab_post_alloc_hook+0x4c/0x380 [ 80.601450][ T4502] __kmalloc_node+0x15a/0x3b0 [ 80.606160][ T4502] kvmalloc_node+0x84/0x130 [ 80.610660][ T4502] seq_read_iter+0x1f6/0xd50 [ 80.615340][ T4502] vfs_read+0x759/0xd60 [ 80.619535][ T4502] ksys_read+0x152/0x260 [ 80.623754][ T4502] do_syscall_64+0x4c/0xa0 [ 80.628191][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 80.634163][ T4502] Modules linked in: [ 80.638153][ T4502] CPU: 0 PID: 4502 Comm: syz-executor.0 Tainted: G B syzkaller #0 [ 80.647249][ T4502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 80.657281][ T4502] Call Trace: [ 80.660535][ T4502] [ 80.663441][ T4502] dump_stack_lvl+0x188/0x250 [ 80.668104][ T4502] ? show_regs_print_info+0x20/0x20 [ 80.673378][ T4502] ? clockevents_increase_min_delta+0x130/0x130 [ 80.679689][ T4502] ? rcu_is_watching+0x11/0xa0 [ 80.684432][ T4502] bad_page+0x14b/0x170 [ 80.688574][ T4502] free_unref_page_prepare+0x383/0x6c0 [ 80.694009][ T4502] free_unref_page_list+0x119/0x820 [ 80.699279][ T4502] ? uncharge_page+0x490/0x490 [ 80.704022][ T4502] ? free_unref_page_commit+0x4c0/0x4c0 [ 80.709544][ T4502] release_pages+0x186c/0x1be0 [ 80.714282][ T4502] ? lru_cache_disable+0x30/0x30 [ 80.719212][ T4502] __pagevec_release+0x6d/0xe0 [ 80.723951][ T4502] truncate_inode_pages_range+0x362/0xfe0 [ 80.729647][ T4502] ? rcu_force_quiescent_state+0x230/0x230 [ 80.735515][ T4502] ? invalidate_inode_page+0x360/0x360 [ 80.740963][ T4502] ? do_raw_spin_unlock+0x11d/0x230 [ 80.746135][ T4502] ? _raw_spin_unlock+0x24/0x40 [ 80.750961][ T4502] dbUnmount+0x105/0x170 [ 80.755188][ T4502] jfs_umount+0x1fa/0x360 [ 80.759500][ T4502] jfs_put_super+0x88/0x190 [ 80.763984][ T4502] ? jfs_free_inode+0x20/0x20 [ 80.768721][ T4502] generic_shutdown_super+0x130/0x300 [ 80.774086][ T4502] kill_block_super+0x7c/0xe0 [ 80.778949][ T4502] deactivate_locked_super+0x93/0xf0 [ 80.784209][ T4502] cleanup_mnt+0x42d/0x4e0 [ 80.788610][ T4502] task_work_run+0x125/0x1a0 [ 80.793177][ T4502] exit_to_user_mode_loop+0x10f/0x130 [ 80.798650][ T4502] exit_to_user_mode_prepare+0xee/0x180 [ 80.804180][ T4502] syscall_exit_to_user_mode+0x16/0x40 [ 80.810024][ T4502] do_syscall_64+0x58/0xa0 [ 80.814512][ T4502] ? clear_bhb_loop+0x30/0x80 [ 80.819178][ T4502] ? clear_bhb_loop+0x30/0x80 [ 80.823942][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 80.829845][ T4502] RIP: 0033:0x7f02b845ba17 [ 80.834254][ T4502] Code: a2 c7 05 e8 94 11 00 00 00 00 00 eb 96 e8 f1 09 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 80.854098][ T4502] RSP: 002b:00007ffe0eb98e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 80.862666][ T4502] RAX: 0000000000000000 RBX: 00007f02b84bb3ef RCX: 00007f02b845ba17 [ 80.870625][ T4502] RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007ffe0eb98f40 [ 80.878575][ T4502] RBP: 00007ffe0eb98f40 R08: 00007ffe0eb99f40 R09: 00000000ffffffff [ 80.886530][ T4502] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe0eb9a000 [ 80.894491][ T4502] R13: 00007f02b84bb3ef R14: 000000000001393c R15: 0000000000000003 [ 80.902551][ T4502] [ 81.078836][ T4870] loop0: detected capacity change from 0 to 32768 [ 81.141231][ T4870] ERROR: (device loop0): dbDiscardAG: -EIO [ 81.141231][ T4870] [ 81.149385][ T4870] attempt to access beyond end of device [ 81.149385][ T4870] loop0: rw=2051, want=18014398509498368, limit=32768 [ 81.162329][ T4870] JFS: sb_issue_discard(ffff888077fc6000, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 81.172908][ T4870] blkno = 8000000000400, nblocks = 400 [ 81.178578][ T4870] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 81.178578][ T4870] [ 81.191819][ T4502] BUG: Bad page state in process syz-executor.0 pfn:730fd [ 81.199134][ T4502] page:ffffea0001cc3f40 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x730fd [ 81.209425][ T4502] flags: 0xfff00000002006(referenced|uptodate|private|node=0|zone=1|lastcpupid=0x7ff) [ 81.219013][ T4502] raw: 00fff00000002006 ffffea0000ac1ac8 ffffc9000314fa00 0000000000000000 [ 81.227833][ T4502] raw: 0000000000000004 ffff888074bced90 00000000ffffffff 0000000000000000 [ 81.236626][ T4502] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 81.243907][ T4502] page_owner tracks the page as allocated [ 81.250101][ T4502] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x100c40(GFP_NOFS|__GFP_HARDWALL), pid 4870, ts 81141009190, free_ts 80958914012 [ 81.265097][ T4502] get_page_from_freelist+0x1bbd/0x1ca0 [ 81.270650][ T4502] __alloc_pages+0x1ee/0x480 [ 81.275268][ T4502] __page_cache_alloc+0xce/0x440 [ 81.280200][ T4502] do_read_cache_page+0x1da/0x1030 [ 81.285321][ T4502] __get_metapage+0x35d/0x1060 [ 81.290093][ T4502] dbAllocCtl+0xd4/0x9b0 [ 81.294316][ T4502] dbAllocAG+0x1e7/0xfe0 [ 81.298582][ T4502] dbDiscardAG+0x2c5/0x8e0 [ 81.302993][ T4502] jfs_ioc_trim+0x41e/0x680 [ 81.307508][ T4502] jfs_ioctl+0x2b6/0x3c0 [ 81.311751][ T4502] __se_sys_ioctl+0xfa/0x170 [ 81.316363][ T4502] do_syscall_64+0x4c/0xa0 [ 81.320780][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 81.326779][ T4502] page last free stack trace: [ 81.331443][ T4502] free_unref_page_prepare+0x637/0x6c0 [ 81.336912][ T4502] free_unref_page+0x8f/0x2a0 [ 81.341586][ T4502] __unfreeze_partials+0x1a5/0x200 [ 81.346722][ T4502] put_cpu_partial+0x12d/0x190 [ 81.351481][ T4502] qlist_free_all+0x35/0x90 [ 81.356000][ T4502] kasan_quarantine_reduce+0x150/0x160 [ 81.361458][ T4502] __kasan_slab_alloc+0x2f/0xd0 [ 81.366325][ T4502] slab_post_alloc_hook+0x4c/0x380 [ 81.371438][ T4502] kmem_cache_alloc+0x100/0x290 [ 81.376304][ T4502] getname_flags+0xb5/0x500 [ 81.380801][ T4502] __x64_sys_rmdir+0x38/0x50 [ 81.385518][ T4502] do_syscall_64+0x4c/0xa0 [ 81.389931][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 81.396014][ T4502] Modules linked in: [ 81.400259][ T4502] CPU: 1 PID: 4502 Comm: syz-executor.0 Tainted: G B syzkaller #0 [ 81.409483][ T4502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 81.419908][ T4502] Call Trace: [ 81.423176][ T4502] [ 81.426094][ T4502] dump_stack_lvl+0x188/0x250 [ 81.430754][ T4502] ? show_regs_print_info+0x20/0x20 [ 81.436108][ T4502] ? clockevents_increase_min_delta+0x130/0x130 [ 81.442337][ T4502] ? rcu_is_watching+0x11/0xa0 [ 81.447086][ T4502] bad_page+0x14b/0x170 [ 81.451220][ T4502] free_unref_page_prepare+0x383/0x6c0 [ 81.457093][ T4502] free_unref_page_list+0x119/0x820 [ 81.462274][ T4502] ? uncharge_page+0x490/0x490 [ 81.467356][ T4502] ? free_unref_page_commit+0x4c0/0x4c0 [ 81.473222][ T4502] release_pages+0x186c/0x1be0 [ 81.477980][ T4502] ? lru_cache_disable+0x30/0x30 [ 81.482907][ T4502] __pagevec_release+0x6d/0xe0 [ 81.487653][ T4502] truncate_inode_pages_range+0x362/0xfe0 [ 81.493351][ T4502] ? rcu_force_quiescent_state+0x230/0x230 [ 81.499224][ T4502] ? invalidate_inode_page+0x360/0x360 [ 81.504673][ T4502] ? do_raw_spin_unlock+0x11d/0x230 [ 81.509876][ T4502] ? _raw_spin_unlock+0x24/0x40 [ 81.514711][ T4502] dbUnmount+0x105/0x170 [ 81.518934][ T4502] jfs_umount+0x1fa/0x360 [ 81.523239][ T4502] jfs_put_super+0x88/0x190 [ 81.527718][ T4502] ? jfs_free_inode+0x20/0x20 [ 81.532372][ T4502] generic_shutdown_super+0x130/0x300 [ 81.537728][ T4502] kill_block_super+0x7c/0xe0 [ 81.542559][ T4502] deactivate_locked_super+0x93/0xf0 [ 81.547821][ T4502] cleanup_mnt+0x42d/0x4e0 [ 81.552329][ T4502] task_work_run+0x125/0x1a0 [ 81.556897][ T4502] exit_to_user_mode_loop+0x10f/0x130 [ 81.562254][ T4502] exit_to_user_mode_prepare+0xee/0x180 [ 81.568386][ T4502] syscall_exit_to_user_mode+0x16/0x40 [ 81.574099][ T4502] do_syscall_64+0x58/0xa0 [ 81.578494][ T4502] ? clear_bhb_loop+0x30/0x80 [ 81.583158][ T4502] ? clear_bhb_loop+0x30/0x80 [ 81.587910][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 81.593775][ T4502] RIP: 0033:0x7f02b845ba17 [ 81.598203][ T4502] Code: a2 c7 05 e8 94 11 00 00 00 00 00 eb 96 e8 f1 09 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 81.617787][ T4502] RSP: 002b:00007ffe0eb98e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 81.626437][ T4502] RAX: 0000000000000000 RBX: 00007f02b84bb3ef RCX: 00007f02b845ba17 [ 81.634383][ T4502] RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007ffe0eb98f40 [ 81.642331][ T4502] RBP: 00007ffe0eb98f40 R08: 00007ffe0eb99f40 R09: 00000000ffffffff [ 81.650454][ T4502] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe0eb9a000 [ 81.658406][ T4502] R13: 00007f02b84bb3ef R14: 0000000000013c3e R15: 0000000000000003 [ 81.666366][ T4502] [ 81.843642][ T4872] loop0: detected capacity change from 0 to 32768 [ 81.905384][ T4872] ERROR: (device loop0): dbDiscardAG: -EIO [ 81.905384][ T4872] [ 81.913431][ T4872] attempt to access beyond end of device [ 81.913431][ T4872] loop0: rw=2051, want=18014398509498368, limit=32768 [ 81.925875][ T4872] JFS: sb_issue_discard(ffff88807618e000, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 81.936247][ T4872] blkno = 8000000000400, nblocks = 400 [ 81.941706][ T4872] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 81.941706][ T4872] [ 81.954720][ T4502] BUG: Bad page state in process syz-executor.0 pfn:1ee84 [ 81.962102][ T4502] page:ffffea00007ba100 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x1ee84 [ 81.972286][ T4502] flags: 0xfff00000002006(referenced|uptodate|private|node=0|zone=1|lastcpupid=0x7ff) [ 81.981854][ T4502] raw: 00fff00000002006 ffffea000060f688 ffffc9000314fa00 0000000000000000 [ 81.990447][ T4502] raw: 0000000000000004 ffff8880187953e0 00000000ffffffff 0000000000000000 [ 81.999132][ T4502] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.006565][ T4502] page_owner tracks the page as allocated [ 82.012281][ T4502] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x100c40(GFP_NOFS|__GFP_HARDWALL), pid 4872, ts 81905181280, free_ts 81897606390 [ 82.027250][ T4502] get_page_from_freelist+0x1bbd/0x1ca0 [ 82.032918][ T4502] __alloc_pages+0x1ee/0x480 [ 82.037565][ T4502] __page_cache_alloc+0xce/0x440 [ 82.042528][ T4502] do_read_cache_page+0x1da/0x1030 [ 82.047663][ T4502] __get_metapage+0x35d/0x1060 [ 82.052429][ T4502] dbAllocCtl+0xd4/0x9b0 [ 82.056699][ T4502] dbAllocAG+0x1e7/0xfe0 [ 82.060940][ T4502] dbDiscardAG+0x2c5/0x8e0 [ 82.065369][ T4502] jfs_ioc_trim+0x41e/0x680 [ 82.069868][ T4502] jfs_ioctl+0x2b6/0x3c0 [ 82.074097][ T4502] __se_sys_ioctl+0xfa/0x170 [ 82.078791][ T4502] do_syscall_64+0x4c/0xa0 [ 82.083209][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 82.089186][ T4502] page last free stack trace: [ 82.093848][ T4502] free_unref_page_prepare+0x637/0x6c0 [ 82.099353][ T4502] free_unref_page+0x8f/0x2a0 [ 82.104062][ T4502] __unfreeze_partials+0x1a5/0x200 [ 82.109557][ T4502] put_cpu_partial+0x12d/0x190 [ 82.114307][ T4502] qlist_free_all+0x35/0x90 [ 82.118856][ T4502] kasan_quarantine_reduce+0x150/0x160 [ 82.124742][ T4502] __kasan_slab_alloc+0x2f/0xd0 [ 82.129607][ T4502] slab_post_alloc_hook+0x4c/0x380 [ 82.134713][ T4502] kmem_cache_alloc+0x100/0x290 [ 82.139657][ T4502] getname_flags+0xb5/0x500 [ 82.144250][ T4502] do_sys_openat2+0xdd/0x4b0 [ 82.148851][ T4502] __x64_sys_openat+0x135/0x160 [ 82.153693][ T4502] do_syscall_64+0x4c/0xa0 [ 82.158114][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 82.163997][ T4502] Modules linked in: [ 82.167890][ T4502] CPU: 1 PID: 4502 Comm: syz-executor.0 Tainted: G B syzkaller #0 [ 82.176985][ T4502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 82.187014][ T4502] Call Trace: [ 82.190309][ T4502] [ 82.193237][ T4502] dump_stack_lvl+0x188/0x250 [ 82.198080][ T4502] ? show_regs_print_info+0x20/0x20 [ 82.203312][ T4502] ? clockevents_increase_min_delta+0x130/0x130 [ 82.209542][ T4502] ? rcu_is_watching+0x11/0xa0 [ 82.214292][ T4502] bad_page+0x14b/0x170 [ 82.218423][ T4502] free_unref_page_prepare+0x383/0x6c0 [ 82.223858][ T4502] free_unref_page_list+0x119/0x820 [ 82.229034][ T4502] ? uncharge_page+0x490/0x490 [ 82.233784][ T4502] ? free_unref_page_commit+0x4c0/0x4c0 [ 82.239321][ T4502] release_pages+0x186c/0x1be0 [ 82.244063][ T4502] ? lru_cache_disable+0x30/0x30 [ 82.248980][ T4502] __pagevec_release+0x6d/0xe0 [ 82.253808][ T4502] truncate_inode_pages_range+0x362/0xfe0 [ 82.259669][ T4502] ? rcu_force_quiescent_state+0x230/0x230 [ 82.265468][ T4502] ? invalidate_inode_page+0x360/0x360 [ 82.270974][ T4502] ? do_raw_spin_unlock+0x11d/0x230 [ 82.276154][ T4502] ? _raw_spin_unlock+0x24/0x40 [ 82.280994][ T4502] dbUnmount+0x105/0x170 [ 82.285222][ T4502] jfs_umount+0x1fa/0x360 [ 82.289543][ T4502] jfs_put_super+0x88/0x190 [ 82.294019][ T4502] ? jfs_free_inode+0x20/0x20 [ 82.298672][ T4502] generic_shutdown_super+0x130/0x300 [ 82.304019][ T4502] kill_block_super+0x7c/0xe0 [ 82.308669][ T4502] deactivate_locked_super+0x93/0xf0 [ 82.313927][ T4502] cleanup_mnt+0x42d/0x4e0 [ 82.318403][ T4502] task_work_run+0x125/0x1a0 [ 82.322970][ T4502] exit_to_user_mode_loop+0x10f/0x130 [ 82.328314][ T4502] exit_to_user_mode_prepare+0xee/0x180 [ 82.333840][ T4502] syscall_exit_to_user_mode+0x16/0x40 [ 82.339273][ T4502] do_syscall_64+0x58/0xa0 [ 82.343980][ T4502] ? clear_bhb_loop+0x30/0x80 [ 82.348643][ T4502] ? clear_bhb_loop+0x30/0x80 [ 82.353308][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 82.359182][ T4502] RIP: 0033:0x7f02b845ba17 [ 82.363581][ T4502] Code: a2 c7 05 e8 94 11 00 00 00 00 00 eb 96 e8 f1 09 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 82.383279][ T4502] RSP: 002b:00007ffe0eb98e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 82.391695][ T4502] RAX: 0000000000000000 RBX: 00007f02b84bb3ef RCX: 00007f02b845ba17 [ 82.399753][ T4502] RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007ffe0eb98f40 [ 82.407966][ T4502] RBP: 00007ffe0eb98f40 R08: 00007ffe0eb99f40 R09: 00000000ffffffff [ 82.415924][ T4502] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe0eb9a000 [ 82.423879][ T4502] R13: 00007f02b84bb3ef R14: 0000000000013f3d R15: 0000000000000003 [ 82.431837][ T4502] [ 82.594939][ T1111] Bluetooth: hci0: command 0x0419 tx timeout [ 82.612960][ T4875] loop0: detected capacity change from 0 to 32768 [ 82.653337][ T4875] ERROR: (device loop0): dbDiscardAG: -EIO [ 82.653337][ T4875] [ 82.661503][ T4875] attempt to access beyond end of device [ 82.661503][ T4875] loop0: rw=2051, want=18014398509498368, limit=32768 [ 82.673997][ T4875] JFS: sb_issue_discard(ffff888075ea0000, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 82.685259][ T4875] blkno = 8000000000400, nblocks = 400 [ 82.690808][ T4875] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 82.690808][ T4875] [ 82.704279][ T4502] BUG: Bad page state in process syz-executor.0 pfn:22edc [ 82.711524][ T4502] page:ffffea00008bb700 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x22edc [ 82.721691][ T4502] flags: 0xfff00000002006(referenced|uptodate|private|node=0|zone=1|lastcpupid=0x7ff) [ 82.731248][ T4502] raw: 00fff00000002006 ffffea0000795b48 ffffc9000314fa00 0000000000000000 [ 82.739876][ T4502] raw: 0000000000000004 ffff888074af75d0 00000000ffffffff 0000000000000000 [ 82.748464][ T4502] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 82.755805][ T4502] page_owner tracks the page as allocated [ 82.761508][ T4502] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x100c40(GFP_NOFS|__GFP_HARDWALL), pid 4875, ts 82653115884, free_ts 82652312236 [ 82.776657][ T4502] get_page_from_freelist+0x1bbd/0x1ca0 [ 82.782214][ T4502] __alloc_pages+0x1ee/0x480 [ 82.786822][ T4502] __page_cache_alloc+0xce/0x440 [ 82.791900][ T4502] do_read_cache_page+0x1da/0x1030 [ 82.797199][ T4502] __get_metapage+0x35d/0x1060 [ 82.801985][ T4502] dbAllocCtl+0xd4/0x9b0 [ 82.806543][ T4502] dbAllocAG+0x1e7/0xfe0 [ 82.810808][ T4502] dbDiscardAG+0x2c5/0x8e0 [ 82.815264][ T4502] jfs_ioc_trim+0x41e/0x680 [ 82.819947][ T4502] jfs_ioctl+0x2b6/0x3c0 [ 82.824347][ T4502] __se_sys_ioctl+0xfa/0x170 [ 82.829202][ T4502] do_syscall_64+0x4c/0xa0 [ 82.833717][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 82.839701][ T4502] page last free stack trace: [ 82.844360][ T4502] free_unref_page_prepare+0x637/0x6c0 [ 82.849839][ T4502] free_unref_page+0x8f/0x2a0 [ 82.854606][ T4502] __unfreeze_partials+0x1a5/0x200 [ 82.859748][ T4502] put_cpu_partial+0x12d/0x190 [ 82.864508][ T4502] qlist_free_all+0x35/0x90 [ 82.869112][ T4502] kasan_quarantine_reduce+0x150/0x160 [ 82.874575][ T4502] __kasan_slab_alloc+0x2f/0xd0 [ 82.879439][ T4502] slab_post_alloc_hook+0x4c/0x380 [ 82.884543][ T4502] kmem_cache_alloc+0x100/0x290 [ 82.889406][ T4502] getname_flags+0xb5/0x500 [ 82.893961][ T4502] do_sys_openat2+0xdd/0x4b0 [ 82.898666][ T4502] __x64_sys_openat+0x135/0x160 [ 82.903806][ T4502] do_syscall_64+0x4c/0xa0 [ 82.908467][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 82.914377][ T4502] Modules linked in: [ 82.918428][ T4502] CPU: 1 PID: 4502 Comm: syz-executor.0 Tainted: G B syzkaller #0 [ 82.927528][ T4502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 82.937578][ T4502] Call Trace: [ 82.940839][ T4502] [ 82.943747][ T4502] dump_stack_lvl+0x188/0x250 [ 82.948401][ T4502] ? show_regs_print_info+0x20/0x20 [ 82.953749][ T4502] ? clockevents_increase_min_delta+0x130/0x130 [ 82.960062][ T4502] ? rcu_is_watching+0x11/0xa0 [ 82.964830][ T4502] bad_page+0x14b/0x170 [ 82.968975][ T4502] free_unref_page_prepare+0x383/0x6c0 [ 82.974461][ T4502] free_unref_page_list+0x119/0x820 [ 82.979658][ T4502] ? uncharge_page+0x490/0x490 [ 82.984428][ T4502] ? free_unref_page_commit+0x4c0/0x4c0 [ 82.989963][ T4502] release_pages+0x186c/0x1be0 [ 82.994798][ T4502] ? lru_cache_disable+0x30/0x30 [ 82.999717][ T4502] __pagevec_release+0x6d/0xe0 [ 83.004479][ T4502] truncate_inode_pages_range+0x362/0xfe0 [ 83.010197][ T4502] ? rcu_force_quiescent_state+0x230/0x230 [ 83.015984][ T4502] ? invalidate_inode_page+0x360/0x360 [ 83.021441][ T4502] ? do_raw_spin_unlock+0x11d/0x230 [ 83.026640][ T4502] ? _raw_spin_unlock+0x24/0x40 [ 83.031492][ T4502] dbUnmount+0x105/0x170 [ 83.035727][ T4502] jfs_umount+0x1fa/0x360 [ 83.040035][ T4502] jfs_put_super+0x88/0x190 [ 83.044518][ T4502] ? jfs_free_inode+0x20/0x20 [ 83.049261][ T4502] generic_shutdown_super+0x130/0x300 [ 83.054721][ T4502] kill_block_super+0x7c/0xe0 [ 83.059377][ T4502] deactivate_locked_super+0x93/0xf0 [ 83.064659][ T4502] cleanup_mnt+0x42d/0x4e0 [ 83.069055][ T4502] task_work_run+0x125/0x1a0 [ 83.073623][ T4502] exit_to_user_mode_loop+0x10f/0x130 [ 83.079059][ T4502] exit_to_user_mode_prepare+0xee/0x180 [ 83.084578][ T4502] syscall_exit_to_user_mode+0x16/0x40 [ 83.090014][ T4502] do_syscall_64+0x58/0xa0 [ 83.094415][ T4502] ? clear_bhb_loop+0x30/0x80 [ 83.099068][ T4502] ? clear_bhb_loop+0x30/0x80 [ 83.103722][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 83.109588][ T4502] RIP: 0033:0x7f02b845ba17 [ 83.113979][ T4502] Code: a2 c7 05 e8 94 11 00 00 00 00 00 eb 96 e8 f1 09 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 83.133561][ T4502] RSP: 002b:00007ffe0eb98e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 83.141959][ T4502] RAX: 0000000000000000 RBX: 00007f02b84bb3ef RCX: 00007f02b845ba17 [ 83.149912][ T4502] RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007ffe0eb98f40 [ 83.157875][ T4502] RBP: 00007ffe0eb98f40 R08: 00007ffe0eb99f40 R09: 00000000ffffffff [ 83.165840][ T4502] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe0eb9a000 [ 83.173829][ T4502] R13: 00007f02b84bb3ef R14: 000000000001423c R15: 0000000000000003 [ 83.181796][ T4502] [ 83.346690][ T4877] loop0: detected capacity change from 0 to 32768 [ 83.403805][ T4877] ERROR: (device loop0): dbDiscardAG: -EIO [ 83.403805][ T4877] [ 83.411934][ T4877] attempt to access beyond end of device [ 83.411934][ T4877] loop0: rw=2051, want=18014398509498368, limit=32768 [ 83.424626][ T4877] JFS: sb_issue_discard(ffff88807d78e000, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 83.435285][ T4877] blkno = 8000000000400, nblocks = 400 [ 83.440741][ T4877] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 83.440741][ T4877] [ 83.453612][ T4502] BUG: Bad page state in process syz-executor.0 pfn:1e651 [ 83.460857][ T4502] page:ffffea0000799440 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x1e651 [ 83.471128][ T4502] flags: 0xfff00000002004(uptodate|private|node=0|zone=1|lastcpupid=0x7ff) [ 83.479980][ T4502] raw: 00fff00000002004 ffffea00008ea788 ffffc9000314fa00 0000000000000000 [ 83.488657][ T4502] raw: 0000000000000004 ffff88801eeac5d0 00000000ffffffff 0000000000000000 [ 83.497303][ T4502] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 83.504578][ T4502] page_owner tracks the page as allocated [ 83.510349][ T4502] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x100c40(GFP_NOFS|__GFP_HARDWALL), pid 4877, ts 83403600472, free_ts 83345551553 [ 83.525302][ T4502] get_page_from_freelist+0x1bbd/0x1ca0 [ 83.530846][ T4502] __alloc_pages+0x1ee/0x480 [ 83.535450][ T4502] __page_cache_alloc+0xce/0x440 [ 83.540483][ T4502] do_read_cache_page+0x1da/0x1030 [ 83.545636][ T4502] __get_metapage+0x35d/0x1060 [ 83.550483][ T4502] dbAllocCtl+0xd4/0x9b0 [ 83.554703][ T4502] dbAllocAG+0x1e7/0xfe0 [ 83.558953][ T4502] dbDiscardAG+0x2c5/0x8e0 [ 83.563362][ T4502] jfs_ioc_trim+0x41e/0x680 [ 83.567888][ T4502] jfs_ioctl+0x2b6/0x3c0 [ 83.572155][ T4502] __se_sys_ioctl+0xfa/0x170 [ 83.576983][ T4502] do_syscall_64+0x4c/0xa0 [ 83.581408][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 83.587809][ T4502] page last free stack trace: [ 83.592481][ T4502] free_unref_page_prepare+0x637/0x6c0 [ 83.597969][ T4502] free_unref_page_list+0x119/0x820 [ 83.603162][ T4502] release_pages+0x186c/0x1be0 [ 83.607947][ T4502] tlb_finish_mmu+0x176/0x300 [ 83.612618][ T4502] unmap_region+0x344/0x3b0 [ 83.617137][ T4502] __do_munmap+0x9f8/0xdf0 [ 83.621555][ T4502] __vm_munmap+0x140/0x240 [ 83.625996][ T4502] __x64_sys_munmap+0x67/0x70 [ 83.630664][ T4502] do_syscall_64+0x4c/0xa0 [ 83.635101][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 83.640990][ T4502] Modules linked in: [ 83.644911][ T4502] CPU: 0 PID: 4502 Comm: syz-executor.0 Tainted: G B syzkaller #0 [ 83.654013][ T4502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 83.664046][ T4502] Call Trace: [ 83.667309][ T4502] [ 83.670219][ T4502] dump_stack_lvl+0x188/0x250 [ 83.674900][ T4502] ? show_regs_print_info+0x20/0x20 [ 83.680075][ T4502] ? clockevents_increase_min_delta+0x130/0x130 [ 83.686463][ T4502] ? rcu_is_watching+0x11/0xa0 [ 83.691209][ T4502] bad_page+0x14b/0x170 [ 83.695341][ T4502] free_unref_page_prepare+0x383/0x6c0 [ 83.700776][ T4502] free_unref_page_list+0x119/0x820 [ 83.706037][ T4502] ? uncharge_page+0x490/0x490 [ 83.710786][ T4502] ? free_unref_page_commit+0x4c0/0x4c0 [ 83.716311][ T4502] release_pages+0x186c/0x1be0 [ 83.721049][ T4502] ? lru_cache_disable+0x30/0x30 [ 83.726047][ T4502] __pagevec_release+0x6d/0xe0 [ 83.730784][ T4502] truncate_inode_pages_range+0x362/0xfe0 [ 83.736476][ T4502] ? rcu_force_quiescent_state+0x230/0x230 [ 83.742296][ T4502] ? invalidate_inode_page+0x360/0x360 [ 83.747743][ T4502] ? do_raw_spin_unlock+0x11d/0x230 [ 83.752917][ T4502] ? _raw_spin_unlock+0x24/0x40 [ 83.757746][ T4502] dbUnmount+0x105/0x170 [ 83.762031][ T4502] jfs_umount+0x1fa/0x360 [ 83.766390][ T4502] jfs_put_super+0x88/0x190 [ 83.770866][ T4502] ? jfs_free_inode+0x20/0x20 [ 83.775522][ T4502] generic_shutdown_super+0x130/0x300 [ 83.780909][ T4502] kill_block_super+0x7c/0xe0 [ 83.785654][ T4502] deactivate_locked_super+0x93/0xf0 [ 83.790923][ T4502] cleanup_mnt+0x42d/0x4e0 [ 83.795323][ T4502] task_work_run+0x125/0x1a0 [ 83.799992][ T4502] exit_to_user_mode_loop+0x10f/0x130 [ 83.805360][ T4502] exit_to_user_mode_prepare+0xee/0x180 [ 83.810880][ T4502] syscall_exit_to_user_mode+0x16/0x40 [ 83.816316][ T4502] do_syscall_64+0x58/0xa0 [ 83.820714][ T4502] ? clear_bhb_loop+0x30/0x80 [ 83.825364][ T4502] ? clear_bhb_loop+0x30/0x80 [ 83.830020][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 83.835887][ T4502] RIP: 0033:0x7f02b845ba17 [ 83.840281][ T4502] Code: a2 c7 05 e8 94 11 00 00 00 00 00 eb 96 e8 f1 09 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 83.859970][ T4502] RSP: 002b:00007ffe0eb98e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 83.868378][ T4502] RAX: 0000000000000000 RBX: 00007f02b84bb3ef RCX: 00007f02b845ba17 [ 83.876329][ T4502] RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007ffe0eb98f40 [ 83.884276][ T4502] RBP: 00007ffe0eb98f40 R08: 00007ffe0eb99f40 R09: 00000000ffffffff [ 83.892223][ T4502] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe0eb9a000 [ 83.900319][ T4502] R13: 00007f02b84bb3ef R14: 000000000001451c R15: 0000000000000003 [ 83.908278][ T4502] [ 84.081694][ T4879] loop0: detected capacity change from 0 to 32768 [ 84.133671][ T4879] ERROR: (device loop0): dbDiscardAG: -EIO [ 84.133671][ T4879] [ 84.141920][ T4879] attempt to access beyond end of device [ 84.141920][ T4879] loop0: rw=2051, want=18014398509498368, limit=32768 [ 84.154696][ T4879] JFS: sb_issue_discard(ffff888072298000, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 84.165424][ T4879] blkno = 8000000000400, nblocks = 400 [ 84.170969][ T4879] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 84.170969][ T4879] [ 84.185329][ T4502] BUG: Bad page state in process syz-executor.0 pfn:1ed61 [ 84.192621][ T4502] page:ffffea00007b5840 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x1ed61 [ 84.203278][ T4502] flags: 0xfff00000002006(referenced|uptodate|private|node=0|zone=1|lastcpupid=0x7ff) [ 84.212958][ T4502] raw: 00fff00000002006 ffffea0001cc8548 ffffc9000314fa00 0000000000000000 [ 84.221598][ T4502] raw: 0000000000000004 ffff888074af7c98 00000000ffffffff 0000000000000000 [ 84.230249][ T4502] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 84.237840][ T4502] page_owner tracks the page as allocated [ 84.243681][ T4502] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x100c40(GFP_NOFS|__GFP_HARDWALL), pid 4879, ts 84133452484, free_ts 84130926747 [ 84.258636][ T4502] get_page_from_freelist+0x1bbd/0x1ca0 [ 84.264186][ T4502] __alloc_pages+0x1ee/0x480 [ 84.268791][ T4502] __page_cache_alloc+0xce/0x440 [ 84.273835][ T4502] do_read_cache_page+0x1da/0x1030 [ 84.279024][ T4502] __get_metapage+0x35d/0x1060 [ 84.283785][ T4502] dbAllocCtl+0xd4/0x9b0 [ 84.288052][ T4502] dbAllocAG+0x1e7/0xfe0 [ 84.292291][ T4502] dbDiscardAG+0x2c5/0x8e0 [ 84.296742][ T4502] jfs_ioc_trim+0x41e/0x680 [ 84.301242][ T4502] jfs_ioctl+0x2b6/0x3c0 [ 84.305597][ T4502] __se_sys_ioctl+0xfa/0x170 [ 84.310180][ T4502] do_syscall_64+0x4c/0xa0 [ 84.314575][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 84.320498][ T4502] page last free stack trace: [ 84.325186][ T4502] free_unref_page_prepare+0x637/0x6c0 [ 84.330641][ T4502] free_unref_page+0x8f/0x2a0 [ 84.335344][ T4502] qlist_free_all+0x35/0x90 [ 84.339839][ T4502] kasan_quarantine_reduce+0x150/0x160 [ 84.345552][ T4502] __kasan_slab_alloc+0x2f/0xd0 [ 84.350425][ T4502] slab_post_alloc_hook+0x4c/0x380 [ 84.355816][ T4502] kmem_cache_alloc+0x100/0x290 [ 84.360675][ T4502] getname_flags+0xb5/0x500 [ 84.365198][ T4502] do_sys_openat2+0xdd/0x4b0 [ 84.369805][ T4502] __x64_sys_openat+0x135/0x160 [ 84.374631][ T4502] do_syscall_64+0x4c/0xa0 [ 84.379065][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 84.384991][ T4502] Modules linked in: [ 84.388877][ T4502] CPU: 0 PID: 4502 Comm: syz-executor.0 Tainted: G B syzkaller #0 [ 84.397955][ T4502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 84.408072][ T4502] Call Trace: [ 84.411341][ T4502] [ 84.414265][ T4502] dump_stack_lvl+0x188/0x250 [ 84.418919][ T4502] ? show_regs_print_info+0x20/0x20 [ 84.424096][ T4502] ? clockevents_increase_min_delta+0x130/0x130 [ 84.430311][ T4502] ? rcu_is_watching+0x11/0xa0 [ 84.435054][ T4502] bad_page+0x14b/0x170 [ 84.439219][ T4502] free_unref_page_prepare+0x383/0x6c0 [ 84.444749][ T4502] free_unref_page_list+0x119/0x820 [ 84.449924][ T4502] ? uncharge_page+0x490/0x490 [ 84.454662][ T4502] ? free_unref_page_commit+0x4c0/0x4c0 [ 84.460195][ T4502] release_pages+0x186c/0x1be0 [ 84.464935][ T4502] ? lru_cache_disable+0x30/0x30 [ 84.469845][ T4502] __pagevec_release+0x6d/0xe0 [ 84.474580][ T4502] truncate_inode_pages_range+0x362/0xfe0 [ 84.480276][ T4502] ? rcu_force_quiescent_state+0x230/0x230 [ 84.486056][ T4502] ? invalidate_inode_page+0x360/0x360 [ 84.491499][ T4502] ? do_raw_spin_unlock+0x11d/0x230 [ 84.496674][ T4502] ? _raw_spin_unlock+0x24/0x40 [ 84.501501][ T4502] dbUnmount+0x105/0x170 [ 84.505715][ T4502] jfs_umount+0x1fa/0x360 [ 84.510021][ T4502] jfs_put_super+0x88/0x190 [ 84.514494][ T4502] ? jfs_free_inode+0x20/0x20 [ 84.519245][ T4502] generic_shutdown_super+0x130/0x300 [ 84.524599][ T4502] kill_block_super+0x7c/0xe0 [ 84.529250][ T4502] deactivate_locked_super+0x93/0xf0 [ 84.534523][ T4502] cleanup_mnt+0x42d/0x4e0 [ 84.538915][ T4502] task_work_run+0x125/0x1a0 [ 84.543487][ T4502] exit_to_user_mode_loop+0x10f/0x130 [ 84.548832][ T4502] exit_to_user_mode_prepare+0xee/0x180 [ 84.554365][ T4502] syscall_exit_to_user_mode+0x16/0x40 [ 84.559810][ T4502] do_syscall_64+0x58/0xa0 [ 84.564204][ T4502] ? clear_bhb_loop+0x30/0x80 [ 84.568865][ T4502] ? clear_bhb_loop+0x30/0x80 [ 84.573515][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 84.579390][ T4502] RIP: 0033:0x7f02b845ba17 [ 84.583789][ T4502] Code: a2 c7 05 e8 94 11 00 00 00 00 00 eb 96 e8 f1 09 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 84.603459][ T4502] RSP: 002b:00007ffe0eb98e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 84.611849][ T4502] RAX: 0000000000000000 RBX: 00007f02b84bb3ef RCX: 00007f02b845ba17 [ 84.619796][ T4502] RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007ffe0eb98f40 [ 84.627742][ T4502] RBP: 00007ffe0eb98f40 R08: 00007ffe0eb99f40 R09: 00000000ffffffff [ 84.635688][ T4502] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe0eb9a000 [ 84.643635][ T4502] R13: 00007f02b84bb3ef R14: 00000000000147fb R15: 0000000000000003 [ 84.651584][ T4502] [ 84.833294][ T4881] loop0: detected capacity change from 0 to 32768 2026/03/20 06:04:08 executed programs: 12 [ 84.953081][ T4881] ERROR: (device loop0): dbDiscardAG: -EIO [ 84.953081][ T4881] [ 84.961223][ T4881] attempt to access beyond end of device [ 84.961223][ T4881] loop0: rw=2051, want=18014398509498368, limit=32768 [ 84.973941][ T4881] JFS: sb_issue_discard(ffff88802b3f4000, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 84.984494][ T4881] blkno = 8000000000400, nblocks = 400 [ 84.990277][ T4881] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 84.990277][ T4881] [ 85.002806][ T4502] BUG: Bad page state in process syz-executor.0 pfn:74a03 [ 85.010237][ T4502] page:ffffea0001d280c0 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x74a03 [ 85.020789][ T4502] flags: 0xfff00000002004(uptodate|private|node=0|zone=1|lastcpupid=0x7ff) [ 85.029499][ T4502] raw: 00fff00000002004 ffffea0001cc8088 ffffc9000314fa00 0000000000000000 [ 85.038233][ T4502] raw: 0000000000000004 ffff8880230592e8 00000000ffffffff 0000000000000000 [ 85.046812][ T4502] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 85.054083][ T4502] page_owner tracks the page as allocated [ 85.059979][ T4502] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x100c40(GFP_NOFS|__GFP_HARDWALL), pid 4881, ts 84952886329, free_ts 84655887064 [ 85.074984][ T4502] get_page_from_freelist+0x1bbd/0x1ca0 [ 85.080795][ T4502] __alloc_pages+0x1ee/0x480 [ 85.085528][ T4502] __page_cache_alloc+0xce/0x440 [ 85.090560][ T4502] do_read_cache_page+0x1da/0x1030 [ 85.095703][ T4502] __get_metapage+0x35d/0x1060 [ 85.100470][ T4502] dbAllocCtl+0xd4/0x9b0 [ 85.104774][ T4502] dbAllocAG+0x1e7/0xfe0 [ 85.109097][ T4502] dbDiscardAG+0x2c5/0x8e0 [ 85.113683][ T4502] jfs_ioc_trim+0x41e/0x680 [ 85.118193][ T4502] jfs_ioctl+0x2b6/0x3c0 [ 85.122436][ T4502] __se_sys_ioctl+0xfa/0x170 [ 85.127029][ T4502] do_syscall_64+0x4c/0xa0 [ 85.131436][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 85.137350][ T4502] page last free stack trace: [ 85.142009][ T4502] free_unref_page_prepare+0x637/0x6c0 [ 85.147480][ T4502] free_unref_page_list+0x119/0x820 [ 85.152668][ T4502] release_pages+0x186c/0x1be0 [ 85.157443][ T4502] __pagevec_release+0x6d/0xe0 [ 85.162195][ T4502] truncate_inode_pages_range+0x362/0xfe0 [ 85.167918][ T4502] blkdev_flush_mapping+0x188/0x360 [ 85.173107][ T4502] blkdev_put+0x4d1/0x7d0 [ 85.177448][ T4502] deactivate_locked_super+0x93/0xf0 [ 85.182906][ T4502] cleanup_mnt+0x42d/0x4e0 [ 85.187338][ T4502] task_work_run+0x125/0x1a0 [ 85.192041][ T4502] exit_to_user_mode_loop+0x10f/0x130 [ 85.197434][ T4502] exit_to_user_mode_prepare+0xee/0x180 [ 85.202976][ T4502] syscall_exit_to_user_mode+0x16/0x40 [ 85.208545][ T4502] do_syscall_64+0x58/0xa0 [ 85.213002][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 85.218924][ T4502] Modules linked in: [ 85.222904][ T4502] CPU: 1 PID: 4502 Comm: syz-executor.0 Tainted: G B syzkaller #0 [ 85.232007][ T4502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 85.242061][ T4502] Call Trace: [ 85.245408][ T4502] [ 85.248320][ T4502] dump_stack_lvl+0x188/0x250 [ 85.253063][ T4502] ? show_regs_print_info+0x20/0x20 [ 85.258241][ T4502] ? clockevents_increase_min_delta+0x130/0x130 [ 85.264477][ T4502] ? rcu_is_watching+0x11/0xa0 [ 85.269240][ T4502] bad_page+0x14b/0x170 [ 85.273402][ T4502] free_unref_page_prepare+0x383/0x6c0 [ 85.278928][ T4502] free_unref_page_list+0x119/0x820 [ 85.284161][ T4502] ? uncharge_page+0x490/0x490 [ 85.288900][ T4502] ? free_unref_page_commit+0x4c0/0x4c0 [ 85.294434][ T4502] release_pages+0x186c/0x1be0 [ 85.299176][ T4502] ? lru_cache_disable+0x30/0x30 [ 85.304094][ T4502] __pagevec_release+0x6d/0xe0 [ 85.308837][ T4502] truncate_inode_pages_range+0x362/0xfe0 [ 85.314531][ T4502] ? rcu_force_quiescent_state+0x230/0x230 [ 85.320316][ T4502] ? invalidate_inode_page+0x360/0x360 [ 85.325759][ T4502] ? do_raw_spin_unlock+0x11d/0x230 [ 85.330931][ T4502] ? _raw_spin_unlock+0x24/0x40 [ 85.335760][ T4502] dbUnmount+0x105/0x170 [ 85.339984][ T4502] jfs_umount+0x1fa/0x360 [ 85.344289][ T4502] jfs_put_super+0x88/0x190 [ 85.348766][ T4502] ? jfs_free_inode+0x20/0x20 [ 85.353419][ T4502] generic_shutdown_super+0x130/0x300 [ 85.358772][ T4502] kill_block_super+0x7c/0xe0 [ 85.363437][ T4502] deactivate_locked_super+0x93/0xf0 [ 85.368711][ T4502] cleanup_mnt+0x42d/0x4e0 [ 85.373210][ T4502] task_work_run+0x125/0x1a0 [ 85.377792][ T4502] exit_to_user_mode_loop+0x10f/0x130 [ 85.383158][ T4502] exit_to_user_mode_prepare+0xee/0x180 [ 85.388691][ T4502] syscall_exit_to_user_mode+0x16/0x40 [ 85.394180][ T4502] do_syscall_64+0x58/0xa0 [ 85.398690][ T4502] ? clear_bhb_loop+0x30/0x80 [ 85.403352][ T4502] ? clear_bhb_loop+0x30/0x80 [ 85.408027][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 85.413898][ T4502] RIP: 0033:0x7f02b845ba17 [ 85.418303][ T4502] Code: a2 c7 05 e8 94 11 00 00 00 00 00 eb 96 e8 f1 09 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 85.437890][ T4502] RSP: 002b:00007ffe0eb98e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 85.446286][ T4502] RAX: 0000000000000000 RBX: 00007f02b84bb3ef RCX: 00007f02b845ba17 [ 85.454245][ T4502] RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007ffe0eb98f40 [ 85.462297][ T4502] RBP: 00007ffe0eb98f40 R08: 00007ffe0eb99f40 R09: 00000000ffffffff [ 85.470340][ T4502] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe0eb9a000 [ 85.478291][ T4502] R13: 00007f02b84bb3ef R14: 0000000000014ae8 R15: 0000000000000003 [ 85.486313][ T4502] [ 85.660142][ T4883] loop0: detected capacity change from 0 to 32768 [ 85.671140][ T4883] ERROR: (device loop0): dbDiscardAG: -EIO [ 85.671140][ T4883] [ 85.679463][ T4883] attempt to access beyond end of device [ 85.679463][ T4883] loop0: rw=2051, want=18014398509498368, limit=32768 [ 85.692213][ T4883] JFS: sb_issue_discard(ffff88806f85a000, 2251799813686272, 1024, GFP_NOFS, 0) = -5 => failed! [ 85.702660][ T4883] blkno = 8000000000400, nblocks = 400 [ 85.708409][ T4883] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 85.708409][ T4883] [ 85.721012][ T4502] BUG: Bad page state in process syz-executor.0 pfn:23484 [ 85.728259][ T4502] page:ffffea00008d2100 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x23484 [ 85.738416][ T4502] flags: 0xfff00000002006(referenced|uptodate|private|node=0|zone=1|lastcpupid=0x7ff) [ 85.747979][ T4502] raw: 00fff00000002006 ffffea0001f35248 ffffc9000314fa00 0000000000000000 [ 85.756578][ T4502] raw: 0000000000000004 ffff8880731f09b0 00000000ffffffff 0000000000000000 [ 85.765283][ T4502] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 85.772583][ T4502] page_owner tracks the page as allocated [ 85.778300][ T4502] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x100c40(GFP_NOFS|__GFP_HARDWALL), pid 4883, ts 85670963582, free_ts 84985832850 [ 85.793294][ T4502] get_page_from_freelist+0x1bbd/0x1ca0 [ 85.799060][ T4502] __alloc_pages+0x1ee/0x480 [ 85.803665][ T4502] __page_cache_alloc+0xce/0x440 [ 85.808639][ T4502] do_read_cache_page+0x1da/0x1030 [ 85.813762][ T4502] __get_metapage+0x35d/0x1060 [ 85.818593][ T4502] dbAllocCtl+0xd4/0x9b0 [ 85.822849][ T4502] dbAllocAG+0x1e7/0xfe0 [ 85.827118][ T4502] dbDiscardAG+0x2c5/0x8e0 [ 85.831683][ T4502] jfs_ioc_trim+0x41e/0x680 [ 85.836241][ T4502] jfs_ioctl+0x2b6/0x3c0 [ 85.840479][ T4502] __se_sys_ioctl+0xfa/0x170 [ 85.845089][ T4502] do_syscall_64+0x4c/0xa0 [ 85.849502][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 85.855408][ T4502] page last free stack trace: [ 85.860068][ T4502] free_unref_page_prepare+0x637/0x6c0 [ 85.865551][ T4502] free_unref_page+0x8f/0x2a0 [ 85.870250][ T4502] __unfreeze_partials+0x1a5/0x200 [ 85.875876][ T4502] put_cpu_partial+0x12d/0x190 [ 85.880645][ T4502] qlist_free_all+0x35/0x90 [ 85.885364][ T4502] kasan_quarantine_reduce+0x150/0x160 [ 85.890825][ T4502] __kasan_slab_alloc+0x2f/0xd0 [ 85.895964][ T4502] slab_post_alloc_hook+0x4c/0x380 [ 85.901063][ T4502] kmem_cache_alloc+0x100/0x290 [ 85.906108][ T4502] vm_area_alloc+0x20/0xe0 [ 85.910544][ T4502] mmap_region+0xac0/0x1650 [ 85.915079][ T4502] do_mmap+0x819/0xe90 [ 85.919146][ T4502] vm_mmap_pgoff+0x1c1/0x2d0 [ 85.923805][ T4502] ksys_mmap_pgoff+0x140/0x790 [ 85.928590][ T4502] do_syscall_64+0x4c/0xa0 [ 85.933007][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 85.938915][ T4502] Modules linked in: [ 85.942800][ T4502] CPU: 1 PID: 4502 Comm: syz-executor.0 Tainted: G B syzkaller #0 [ 85.952008][ T4502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 85.962052][ T4502] Call Trace: [ 85.965327][ T4502] [ 85.968235][ T4502] dump_stack_lvl+0x188/0x250 [ 85.972903][ T4502] ? show_regs_print_info+0x20/0x20 [ 85.978088][ T4502] ? clockevents_increase_min_delta+0x130/0x130 [ 85.984309][ T4502] ? rcu_is_watching+0x11/0xa0 [ 85.989056][ T4502] bad_page+0x14b/0x170 [ 85.993190][ T4502] free_unref_page_prepare+0x383/0x6c0 [ 85.998666][ T4502] free_unref_page_list+0x119/0x820 [ 86.003852][ T4502] ? uncharge_page+0x490/0x490 [ 86.008592][ T4502] ? free_unref_page_commit+0x4c0/0x4c0 [ 86.014148][ T4502] release_pages+0x186c/0x1be0 [ 86.019329][ T4502] ? lru_cache_disable+0x30/0x30 [ 86.024257][ T4502] __pagevec_release+0x6d/0xe0 [ 86.029020][ T4502] truncate_inode_pages_range+0x362/0xfe0 [ 86.034900][ T4502] ? rcu_force_quiescent_state+0x230/0x230 [ 86.040699][ T4502] ? invalidate_inode_page+0x360/0x360 [ 86.046142][ T4502] ? do_raw_spin_unlock+0x11d/0x230 [ 86.051316][ T4502] ? _raw_spin_unlock+0x24/0x40 [ 86.056149][ T4502] dbUnmount+0x105/0x170 [ 86.060375][ T4502] jfs_umount+0x1fa/0x360 [ 86.064679][ T4502] jfs_put_super+0x88/0x190 [ 86.069245][ T4502] ? jfs_free_inode+0x20/0x20 [ 86.073983][ T4502] generic_shutdown_super+0x130/0x300 [ 86.079336][ T4502] kill_block_super+0x7c/0xe0 [ 86.084002][ T4502] deactivate_locked_super+0x93/0xf0 [ 86.089260][ T4502] cleanup_mnt+0x42d/0x4e0 [ 86.093697][ T4502] task_work_run+0x125/0x1a0 [ 86.098396][ T4502] exit_to_user_mode_loop+0x10f/0x130 [ 86.103766][ T4502] exit_to_user_mode_prepare+0xee/0x180 [ 86.109380][ T4502] syscall_exit_to_user_mode+0x16/0x40 [ 86.115012][ T4502] do_syscall_64+0x58/0xa0 [ 86.119435][ T4502] ? clear_bhb_loop+0x30/0x80 [ 86.124094][ T4502] ? clear_bhb_loop+0x30/0x80 [ 86.128745][ T4502] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 86.134620][ T4502] RIP: 0033:0x7f02b845ba17 [ 86.139033][ T4502] Code: a2 c7 05 e8 94 11 00 00 00 00 00 eb 96 e8 f1 09 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 86.158789][ T4502] RSP: 002b:00007ffe0eb98e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 86.167244][ T4502] RAX: 0000000000000000 RBX: 00007f02b84bb3ef RCX: 00007f02b845ba17 [ 86.175204][ T4502] RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007ffe0eb98f40 [ 86.183325][ T4502] RBP: 00007ffe0eb98f40 R08: 00007ffe0eb99f40 R09: 00000000ffffffff [ 86.191288][ T4502] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe0eb9a000 [ 86.199247][ T4502] R13: 00007f02b84bb3ef R14: 0000000000014e25 R15: 0000000000000003 [ 86.207308][ T4502]