Warning: Permanently added '10.128.1.123' (ED25519) to the list of known hosts. 2025/10/04 07:33:07 parsed 1 programs [ 46.715060][ T24] kauditd_printk_skb: 31 callbacks suppressed [ 46.715069][ T24] audit: type=1400 audit(1759563187.660:105): avc: denied { unlink } for pid=412 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 46.792048][ T412] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 47.334126][ T24] audit: type=1401 audit(1759563188.280:106): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 47.369666][ T442] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.376829][ T442] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.384354][ T442] device bridge_slave_0 entered promiscuous mode [ 47.391301][ T442] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.398324][ T442] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.405804][ T442] device bridge_slave_1 entered promiscuous mode [ 47.432595][ T442] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.439619][ T442] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.446886][ T442] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.453916][ T442] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.468273][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.476135][ T315] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.483443][ T315] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.492784][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.500909][ T315] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.508036][ T315] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.516390][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.524558][ T315] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.531687][ T315] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.542367][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.552132][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.564213][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.575558][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.583620][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.590977][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.598860][ T442] device veth0_vlan entered promiscuous mode [ 47.607714][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 47.617194][ T442] device veth1_macvtap entered promiscuous mode [ 47.625794][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 47.635511][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 47.683409][ T24] audit: type=1400 audit(1759563188.630:107): avc: denied { create } for pid=453 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 2025/10/04 07:33:09 executed programs: 0 [ 48.073817][ T24] audit: type=1400 audit(1759563189.020:108): avc: denied { write } for pid=403 comm="syz-execprog" path="pipe:[15517]" dev="pipefs" ino=15517 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 48.112595][ T474] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.119613][ T474] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.127403][ T474] device bridge_slave_0 entered promiscuous mode [ 48.138358][ T474] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.145755][ T474] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.153188][ T474] device bridge_slave_1 entered promiscuous mode [ 48.185569][ T474] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.192605][ T474] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.199824][ T474] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.206859][ T474] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.221527][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.229345][ T315] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.236623][ T315] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.246578][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.254965][ T315] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.262022][ T315] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.270378][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.278769][ T315] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.285805][ T315] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.300450][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 48.308570][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.317167][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 48.325454][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.337054][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 48.345565][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 48.360610][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 48.368569][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 48.377188][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 48.384776][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 48.392848][ T474] device veth0_vlan entered promiscuous mode [ 48.406503][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 48.414758][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 48.427231][ T474] device veth1_macvtap entered promiscuous mode [ 48.435770][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 48.443967][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 48.452386][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 48.465723][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 48.473899][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 48.496601][ T9] device bridge_slave_1 left promiscuous mode [ 48.502861][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.510240][ T9] device bridge_slave_0 left promiscuous mode [ 48.516699][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.524386][ T479] ====================================================== [ 48.524386][ T479] WARNING: the mand mount option is being deprecated and [ 48.524386][ T479] will be removed in v5.15! [ 48.524386][ T479] ====================================================== [ 48.550394][ T9] device veth1_macvtap left promiscuous mode [ 48.556474][ T9] device veth0_vlan left promiscuous mode [ 48.582889][ T479] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 48.592095][ T24] audit: type=1400 audit(1759563189.540:109): avc: denied { mount } for pid=478 comm="syz.2.17" name="/" dev="loop2" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 48.606805][ T479] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.17: Allocating blocks 497-513 which overlap fs metadata [ 48.613627][ T24] audit: type=1400 audit(1759563189.540:110): avc: denied { write } for pid=478 comm="syz.2.17" name="/" dev="loop2" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 48.627997][ T479] EXT4-fs (loop2): pa ffff88812528b2a0: logic 256, phys. 385, len 8 [ 48.650502][ T24] audit: type=1400 audit(1759563189.540:111): avc: denied { add_name } for pid=478 comm="syz.2.17" name="memory.stat" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 48.656624][ T479] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 48.689750][ T24] audit: type=1400 audit(1759563189.540:112): avc: denied { create } for pid=478 comm="syz.2.17" name="memory.stat" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 48.711062][ T24] audit: type=1400 audit(1759563189.540:113): avc: denied { read append open } for pid=478 comm="syz.2.17" path="/0/file1/memory.stat" dev="loop2" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 48.735449][ T24] audit: type=1400 audit(1759563189.610:114): avc: denied { write } for pid=478 comm="syz.2.17" name="memory.stat" dev="loop2" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 48.852010][ T485] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 48.868946][ T485] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.18: Allocating blocks 497-513 which overlap fs metadata [ 48.883053][ T485] EXT4-fs (loop2): pa ffff8881252d4348: logic 256, phys. 385, len 8 [ 48.891413][ T485] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 49.042173][ T490] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 49.058916][ T490] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.19: Allocating blocks 497-513 which overlap fs metadata [ 49.073092][ T490] EXT4-fs (loop2): pa ffff8881252d4a80: logic 256, phys. 385, len 8 [ 49.081259][ T490] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 49.096126][ T474] ================================================================== [ 49.104211][ T474] BUG: KASAN: use-after-free in ext4_ext_remove_space+0x3a6a/0x4920 [ 49.112166][ T474] Read of size 4 at addr ffff88812badddb8 by task syz-executor/474 [ 49.120019][ T474] [ 49.122330][ T474] CPU: 1 PID: 474 Comm: syz-executor Not tainted syzkaller #0 [ 49.129835][ T474] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 49.139877][ T474] Call Trace: [ 49.143145][ T474] __dump_stack+0x21/0x24 [ 49.147445][ T474] dump_stack_lvl+0x169/0x1d8 [ 49.152094][ T474] ? show_regs_print_info+0x18/0x18 [ 49.157256][ T474] ? thaw_kernel_threads+0x220/0x220 [ 49.162514][ T474] print_address_description+0x7f/0x2c0 [ 49.168040][ T474] ? ext4_ext_remove_space+0x3a6a/0x4920 [ 49.173756][ T474] kasan_report+0xe2/0x130 [ 49.178163][ T474] ? __read_extent_tree_block+0x1e8/0x790 [ 49.183852][ T474] ? ext4_ext_remove_space+0x3a6a/0x4920 [ 49.189476][ T474] __asan_report_load4_noabort+0x14/0x20 [ 49.195079][ T474] ext4_ext_remove_space+0x3a6a/0x4920 [ 49.200853][ T474] ? __kasan_slab_free+0x11/0x20 [ 49.205770][ T474] ? slab_free_freelist_hook+0xc5/0x190 [ 49.211288][ T474] ? __es_remove_extent+0xdc5/0x16f0 [ 49.216542][ T474] ? _raw_write_lock+0x8e/0xe0 [ 49.221273][ T474] ? ext4_da_release_space+0x19f/0x410 [ 49.226699][ T474] ? ext4_ext_index_trans_blocks+0x100/0x100 [ 49.232643][ T474] ext4_ext_truncate+0x169/0x1f0 [ 49.237655][ T474] ext4_truncate+0xaea/0x1290 [ 49.242323][ T474] ? __ext4_mark_inode_dirty+0x610/0x610 [ 49.247951][ T474] ext4_evict_inode+0xf4f/0x1760 [ 49.252872][ T474] ? _raw_spin_unlock+0x4d/0x70 [ 49.257711][ T474] ? ext4_inode_is_fast_symlink+0x370/0x370 [ 49.263673][ T474] ? inode_io_list_del_locked+0x1b3/0x210 [ 49.269367][ T474] ? _raw_spin_unlock+0x4d/0x70 [ 49.274191][ T474] ? ext4_inode_is_fast_symlink+0x370/0x370 [ 49.280492][ T474] evict+0x478/0x910 [ 49.284368][ T474] ? mode_strip_sgid+0x160/0x160 [ 49.289281][ T474] ? _raw_spin_lock+0x8e/0xe0 [ 49.293935][ T474] ? _raw_spin_trylock_bh+0x130/0x130 [ 49.299275][ T474] ? iput+0x291/0x7c0 [ 49.303222][ T474] ? __kasan_check_write+0x14/0x20 [ 49.308312][ T474] iput+0x638/0x7c0 [ 49.312090][ T474] do_unlinkat+0x33f/0x670 [ 49.316494][ T474] ? __check_object_size+0x2f4/0x3c0 [ 49.321889][ T474] ? fsnotify_link_count+0x90/0x90 [ 49.326978][ T474] ? getname_flags+0x206/0x500 [ 49.331714][ T474] __x64_sys_unlink+0x49/0x50 [ 49.336545][ T474] do_syscall_64+0x31/0x40 [ 49.340940][ T474] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 49.346818][ T474] RIP: 0033:0x7f60d784b197 [ 49.351212][ T474] Code: 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 57 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 49.370883][ T474] RSP: 002b:00007ffe69a16ee8 EFLAGS: 00000206 ORIG_RAX: 0000000000000057 [ 49.379271][ T474] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f60d784b197 [ 49.387224][ T474] RDX: 00007ffe69a16f10 RSI: 00007ffe69a16fa0 RDI: 00007ffe69a16fa0 [ 49.395176][ T474] RBP: 00007ffe69a16fa0 R08: 0000000000000000 R09: 0000000000000000 [ 49.403125][ T474] R10: 0000000000000100 R11: 0000000000000206 R12: 00007ffe69a18090 [ 49.411070][ T474] R13: 00007f60d78cec05 R14: 000000000000bfae R15: 00007ffe69a19160 [ 49.419021][ T474] [ 49.421319][ T474] The buggy address belongs to the page: [ 49.427016][ T474] page:ffffea0004aeb740 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1 pfn:0x12badd [ 49.437220][ T474] flags: 0x4000000000000000() [ 49.441872][ T474] raw: 4000000000000000 ffffea0004aeb788 ffffea0004aeb708 0000000000000000 [ 49.450429][ T474] raw: 0000000000000001 0000000000000000 00000000ffffffff 0000000000000000 [ 49.458979][ T474] page dumped because: kasan: bad access detected [ 49.465393][ T474] page_owner info is not present (never set?) [ 49.471519][ T474] [ 49.473841][ T474] Memory state around the buggy address: [ 49.479480][ T474] ffff88812baddc80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 49.487515][ T474] ffff88812baddd00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 49.495557][ T474] >ffff88812baddd80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 49.503600][ T474] ^ [ 49.509492][ T474] ffff88812badde00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 49.517533][ T474] ffff88812badde80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 49.525665][ T474] ================================================================== [ 49.533718][ T474] Disabling lock debugging due to kernel taint [ 49.681897][ T510] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 49.699517][ T510] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.20: Allocating blocks 497-513 which overlap fs metadata [ 49.713427][ T510] EXT4-fs (loop2): pa ffff88812a435888: logic 256, phys. 385, len 8 [ 49.721708][ T510] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 49.851968][ T515] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 49.868329][ T515] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.21: Allocating blocks 497-513 which overlap fs metadata [ 49.885175][ T515] EXT4-fs (loop2): pa ffff88812a4351f8: logic 256, phys. 385, len 8 [ 49.893350][ T515] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 50.012042][ T520] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 50.028671][ T520] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.22: Allocating blocks 497-513 which overlap fs metadata [ 50.043189][ T520] EXT4-fs (loop2): pa ffff88812a478a80: logic 256, phys. 385, len 8 [ 50.051209][ T520] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 50.218093][ T525] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 50.237457][ T525] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.23: Allocating blocks 497-513 which overlap fs metadata [ 50.251798][ T525] EXT4-fs (loop2): pa ffff88812a4a0348: logic 256, phys. 385, len 8 [ 50.259806][ T525] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 50.452002][ T530] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 50.469148][ T530] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.24: Allocating blocks 497-513 which overlap fs metadata [ 50.483511][ T530] EXT4-fs (loop2): pa ffff88812a4a0a80: logic 256, phys. 385, len 8 [ 50.491710][ T530] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 50.602181][ T535] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 50.618706][ T535] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.25: Allocating blocks 497-513 which overlap fs metadata [ 50.632774][ T535] EXT4-fs (loop2): pa ffff88812a4a0e70: logic 256, phys. 385, len 8 [ 50.640756][ T535] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 50.771896][ T540] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 50.788193][ T540] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.26: Allocating blocks 497-513 which overlap fs metadata [ 50.802247][ T540] EXT4-fs (loop2): pa ffff88812a4e7f18: logic 256, phys. 385, len 8 [ 50.810306][ T540] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 50.972014][ T545] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 50.989026][ T545] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.27: Allocating blocks 497-513 which overlap fs metadata [ 51.003168][ T545] EXT4-fs (loop2): pa ffff88812a4fe888: logic 256, phys. 385, len 8 [ 51.011181][ T545] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 51.112002][ T550] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 51.128598][ T550] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.28: Allocating blocks 497-513 which overlap fs metadata [ 51.142612][ T550] EXT4-fs (loop2): pa ffff88812a5463f0: logic 256, phys. 385, len 8 [ 51.150569][ T550] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 51.332026][ T555] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 51.348307][ T555] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.29: Allocating blocks 497-513 which overlap fs metadata [ 51.362201][ T555] EXT4-fs (loop2): pa ffff88812a546150: logic 256, phys. 385, len 8 [ 51.370171][ T555] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 51.522073][ T560] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 51.538831][ T560] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.30: Allocating blocks 497-513 which overlap fs metadata [ 51.552747][ T560] EXT4-fs (loop2): pa ffff88812a4fe930: logic 256, phys. 385, len 8 [ 51.560703][ T560] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 51.575816][ T474] EXT4-fs error (device loop2): ext4_free_blocks:5685: comm syz-executor: Freeing blocks not in datazone - block = 104915086138064, count = 16 [ 51.590624][ T474] EXT4-fs error (device loop2): ext4_free_blocks:5685: comm syz-executor: Freeing blocks not in datazone - block = 104915086110325, count = 27747 [ 51.605864][ T474] EXT4-fs error (device loop2): ext4_free_blocks:5685: comm syz-executor: Freeing blocks not in datazone - block = 104915086110320, count = 16 [ 51.620618][ T474] EXT4-fs error (device loop2): ext4_free_blocks:5685: comm syz-executor: Freeing blocks not in datazone - block = 104863344084144, count = 16 [ 51.635423][ T474] EXT4-fs error (device loop2): ext4_free_blocks:5685: comm syz-executor: Freeing blocks not in datazone - block = 104863344062580, count = 21571 [ 51.650387][ T474] EXT4-fs error (device loop2): ext4_free_blocks:5685: comm syz-executor: Freeing blocks not in datazone - block = 107964004329664, count = 16 [ 51.665106][ T474] EXT4-fs error (device loop2): ext4_free_blocks:5685: comm syz-executor: Freeing blocks not in datazone - block = 107964004317284, count = 12385 [ 51.680313][ T474] EXT4-fs error (device loop2): ext4_free_blocks:5685: comm syz-executor: Freeing blocks not in datazone - block = 107964004317280, count = 16 [ 54.682086][ T566] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 54.698877][ T566] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.31: Allocating blocks 497-513 which overlap fs metadata [ 54.712891][ T566] EXT4-fs (loop2): pa ffff88811c4c8930: logic 256, phys. 385, len 8 [ 54.721082][ T566] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 2025/10/04 07:33:15 executed programs: 17 [ 54.736365][ T474] EXT4-fs error (device loop2): ext4_free_blocks:5685: comm syz-executor: Freeing blocks not in datazone - block = 104949478975440, count = 16 [ 54.751308][ T474] EXT4-fs error (device loop2): ext4_free_blocks:5685: comm syz-executor: Freeing blocks not in datazone - block = 104949478945399, count = 30050 [ 54.766263][ T474] EXT4-fs error (device loop2): ext4_free_blocks:5685: comm syz-executor: Freeing blocks not in datazone - block = 104949478945392, count = 16 [ 54.781995][ T474] EXT4-fs error (device loop2): ext4_free_blocks:5685: comm syz-executor: Freeing blocks not in datazone - block = 35391376282288, count = 16 [ 54.796683][ T474] EXT4-fs error (device loop2): ext4_free_blocks:5685: comm syz-executor: Freeing blocks not in datazone - block = 35391376269396, count = 12899 [ 54.811581][ T474] EXT4-fs error (device loop2): ext4_free_blocks:5685: comm syz-executor: Freeing blocks not in datazone - block = 35391376269392, count = 16 [ 54.826221][ T474] EXT4-fs error (device loop2): ext4_free_blocks:5685: comm syz-executor: Freeing blocks not in datazone - block = 112589218958528, count = 16 [ 54.840977][ T474] EXT4-fs error (device loop2): ext4_free_blocks:5685: comm syz-executor: Freeing blocks not in datazone - block = 112589218932326, count = 26214 [ 55.921972][ T571] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 55.938637][ T571] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.32: Allocating blocks 497-513 which overlap fs metadata [ 55.952556][ T571] EXT4-fs (loop2): pa ffff88812a4fe3f0: logic 256, phys. 385, len 8 [ 55.960607][ T571] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 55.974860][ T474] EXT4-fs error (device loop2): ext4_free_blocks:5685: comm syz-executor: Freeing blocks not in datazone - block = 104962296501696, count = 16 [ 55.989688][ T474] EXT4-fs error (device loop2): ext4_free_blocks:5685: comm syz-executor: Freeing blocks not in datazone - block = 104962296474725, count = 26975 [ 56.004666][ T474] EXT4-fs error (device loop2): ext4_free_blocks:5685: comm syz-executor: Freeing blocks not in datazone - block = 104962296474720, count = 16 [ 56.019473][ T474] EXT4-fs error (device loop2): ext4_free_blocks:5685: comm syz-executor: Freeing blocks not in datazone - block = 52992969582912, count = 16 [ 56.034896][ T474] EXT4-fs error (device loop2): ext4_free_blocks:5685: comm syz-executor: Freeing blocks not in datazone - block = 52992969569312, count = 13616 [ 56.049788][ T474] EXT4-fs error (device loop2): ext4_free_blocks:5685: comm syz-executor: Freeing blocks not in datazone - block = 52992969569312, count = 16 [ 56.064392][ T474] EXT4-fs error (device loop2): ext4_free_blocks:5685: comm syz-executor: Freeing blocks not in datazone - block = 112589990710464, count = 16 [ 56.079064][ T474] EXT4-fs error (device loop2): ext4_free_blocks:5685: comm syz-executor: Freeing blocks not in datazone - block = 112589990684262, count = 26214 [ 58.902035][ T576] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 58.918442][ T576] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.33: Allocating blocks 497-513 which overlap fs metadata [ 58.932477][ T576] EXT4-fs (loop2): pa ffff88811c4c8e70: logic 256, phys. 385, len 8 [ 58.940703][ T576] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1