last executing test programs: 1m40.889737122s ago: executing program 1 (id=2): syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000080)='./file2\x00', 0x10, &(0x7f0000000580)=ANY=[@ANYBLOB="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"/344], 0x4, 0x550f, &(0x7f00000089c0)="$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r0 = openat$incfs(0xffffffffffffff9c, &(0x7f0000000540)='.log\x00', 0x1c10c1, 0x9c37611dc13d0db7) fchown(r0, 0xffffffffffffffff, 0xee01) 1m35.648887663s ago: executing program 1 (id=17): r0 = fsopen(&(0x7f00000000c0)='ocfs2_dlmfs\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000040)='source', &(0x7f0000000900)='//\xf2b\x06\b\xba\xdfXo\xdc\xea\x95\x9a\x9b/Q9\xf9\rmD\x94)U\xdb\x15X.I\n}\xf3\x9d\xe4_\x05\x9cqf4I^#b?9\xde\xafu\'\x83L\xe0\x97\xe1n_\xa4%\xb1\x97\x93\xafv\xce\x14/8\\\x00\x00\xa7\xfb\xf4\x84\x1fA\xeas^\xef\xa2\x85\xa3!\xfb\x93\xd7R\xab2\x1eW\xe9h\x9b\xf7ul\xf9D\xd4\x82X5\x13\xaa\x87\xf9\xba\xa9m\x14\x14R_\x9a\\>4\xce\x8e_#\xf8D\xb1\xdep\x01\xcc:\xa6\xc5n\xeb\xab\xf70\x99\xef\x8b4\xce\x8e_#\xf8D\xb1\xdep\x01\xcc:\xa6\xc5n\xeb\xab\xf70\x99\xef\x8b [ 120.115693][ T5800] dump_stack_lvl+0x189/0x250 [ 120.115723][ T5800] ? reacquire_held_locks+0x127/0x1d0 [ 120.115750][ T5800] ? rt_spin_lock+0x1c1/0x3e0 [ 120.115772][ T5800] ? __pfx_dump_stack_lvl+0x10/0x10 [ 120.115800][ T5800] ? __pfx_queue_work_on+0x10/0x10 [ 120.115828][ T5800] ? rt_spin_unlock+0x150/0x200 [ 120.115854][ T5800] ? rt_spin_unlock+0x161/0x200 [ 120.115878][ T5800] f2fs_handle_critical_error+0x354/0x510 [ 120.115910][ T5800] f2fs_write_end_io+0x886/0xb60 [ 120.115959][ T5800] __submit_merged_bio+0x27a/0x6a0 [ 120.115992][ T5800] __submit_merged_write_cond+0x255/0x530 [ 120.116026][ T5800] f2fs_write_data_pages+0x261d/0x3000 [ 120.116099][ T5800] ? __pfx_f2fs_write_data_pages+0x10/0x10 [ 120.116199][ T5800] ? _raw_spin_unlock_irqrestore+0x85/0x110 [ 120.116224][ T5800] ? lockdep_hardirqs_on+0x9c/0x150 [ 120.116272][ T5800] ? rt_mutex_slowunlock+0x493/0x8a0 [ 120.116290][ T5800] ? reacquire_held_locks+0x127/0x1d0 [ 120.116315][ T5800] ? rt_spin_lock+0x1c1/0x3e0 [ 120.116347][ T5800] ? rt_spin_unlock+0x150/0x200 [ 120.116373][ T5800] ? rt_spin_unlock+0x161/0x200 [ 120.116391][ T5800] ? __pfx_f2fs_write_data_pages+0x10/0x10 [ 120.116418][ T5800] do_writepages+0x32e/0x550 [ 120.116442][ T5800] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 120.116465][ T5800] ? rt_spin_unlock+0x150/0x200 [ 120.116499][ T5800] filemap_fdatawrite+0x19c/0x240 [ 120.116520][ T5800] ? __pfx_filemap_fdatawrite+0x10/0x10 [ 120.116591][ T5800] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 120.116621][ T5800] ? rt_spin_unlock+0x161/0x200 [ 120.116641][ T5800] f2fs_sync_dirty_inodes+0x31f/0x830 [ 120.116687][ T5800] f2fs_write_checkpoint+0x93e/0x2440 [ 120.116713][ T5800] ? __lock_acquire+0xab9/0xd20 [ 120.116774][ T5800] ? __pfx_f2fs_write_checkpoint+0x10/0x10 [ 120.116872][ T5800] kill_f2fs_super+0x2cc/0x6d0 [ 120.116907][ T5800] ? __pfx_kill_f2fs_super+0x10/0x10 [ 120.116960][ T5800] ? shrinker_free+0x2ce/0x3e0 [ 120.116988][ T5800] deactivate_locked_super+0xbc/0x130 [ 120.117013][ T5800] cleanup_mnt+0x425/0x4c0 [ 120.117033][ T5800] ? lockdep_hardirqs_on+0x9c/0x150 [ 120.117060][ T5800] task_work_run+0x1d4/0x260 [ 120.117084][ T5800] ? __pfx_task_work_run+0x10/0x10 [ 120.117100][ T5800] ? __x64_sys_umount+0x122/0x160 [ 120.117132][ T5800] ? exit_to_user_mode_loop+0x40/0x130 [ 120.117162][ T5800] exit_to_user_mode_loop+0xe9/0x130 [ 120.117186][ T5800] do_syscall_64+0x2bd/0xfa0 [ 120.117209][ T5800] ? lockdep_hardirqs_on+0x9c/0x150 [ 120.117232][ T5800] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 120.117251][ T5800] ? clear_bhb_loop+0x60/0xb0 [ 120.117276][ T5800] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 120.117294][ T5800] RIP: 0033:0x7f83bdb102f7 [ 120.117327][ T5800] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 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 a8 ff ff ff f7 d8 64 89 02 b8 [ 120.117342][ T5800] RSP: 002b:00007ffc247f1008 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 120.117363][ T5800] RAX: 0000000000000000 RBX: 00007f83bdb91d7d RCX: 00007f83bdb102f7 [ 120.117375][ T5800] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc247f10c0 [ 120.117386][ T5800] RBP: 00007ffc247f10c0 R08: 0000000000000000 R09: 0000000000000000 [ 120.117398][ T5800] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc247f2150 [ 120.117410][ T5800] R13: 00007f83bdb91d7d R14: 000000000001d3d3 R15: 00007ffc247f2190 [ 120.117449][ T5800] [ 120.154050][ T5800] F2FS-fs (loop0): Stopped filesystem due to reason: 3 [ 120.635090][ T6311] loop4: detected capacity change from 0 to 32768 [ 120.656443][ T6311] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.96 (6311) [ 120.676022][ T6311] BTRFS info (device loop4): first mount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d [ 120.676100][ T6311] BTRFS info (device loop4): using sha256 (sha256-lib) checksum algorithm [ 120.898275][ T6311] BTRFS info (device loop4): rebuilding free space tree [ 120.948205][ T6311] BTRFS info (device loop4): disabling free space tree [ 120.948308][ T6311] BTRFS info (device loop4): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 120.948335][ T6311] BTRFS info (device loop4): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 120.986130][ T6311] BTRFS info (device loop4): setting nodatasum [ 120.986154][ T6311] BTRFS info (device loop4): setting nodatacow [ 120.986170][ T6311] BTRFS info (device loop4): turning off barriers [ 120.986187][ T6311] BTRFS info (device loop4): force clearing of disk cache [ 121.173002][ T6312] loop2: detected capacity change from 0 to 32768 [ 121.209973][ T6312] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.94 (6312) [ 121.277807][ T6312] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d [ 121.277886][ T6312] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm [ 121.547368][ T5803] BTRFS info (device loop4): last unmount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d [ 121.547809][ T6312] BTRFS info (device loop2): enabling ssd optimizations [ 121.547831][ T6312] BTRFS info (device loop2): turning on async discard [ 121.547847][ T6312] BTRFS info (device loop2): enabling free space tree [ 121.780740][ T6353] loop3: detected capacity change from 0 to 256 [ 121.793437][ T6355] loop0: detected capacity change from 0 to 256 [ 121.871914][ T5804] BTRFS info (device loop2): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d [ 122.029401][ T6353] FAT-fs (loop3): Directory bread(block 64) failed [ 122.029445][ T6353] FAT-fs (loop3): Directory bread(block 65) failed [ 122.029553][ T6353] FAT-fs (loop3): Directory bread(block 66) failed [ 122.029580][ T6353] FAT-fs (loop3): Directory bread(block 67) failed [ 122.029680][ T6353] FAT-fs (loop3): Directory bread(block 68) failed [ 122.029707][ T6353] FAT-fs (loop3): Directory bread(block 69) failed [ 122.029805][ T6353] FAT-fs (loop3): Directory bread(block 70) failed [ 122.029831][ T6353] FAT-fs (loop3): Directory bread(block 71) failed [ 122.029952][ T6353] FAT-fs (loop3): Directory bread(block 72) failed [ 122.029979][ T6353] FAT-fs (loop3): Directory bread(block 73) failed [ 122.527622][ T6363] loop0: detected capacity change from 0 to 512 [ 122.528965][ T6363] EXT4-fs: Ignoring removed bh option [ 122.528996][ T6363] EXT4-fs: Ignoring removed mblk_io_submit option [ 122.588645][ T6365] loop3: detected capacity change from 0 to 256 [ 122.605655][ T6365] exFAT-fs (loop3): failed to load upcase table (idx : 0x0000fd4f, chksum : 0xb2136665, utbl_chksum : 0xe619d30d) [ 122.630928][ T6363] EXT4-fs (loop0): ext4_check_descriptors: Block bitmap for group 0 overlaps superblock [ 122.695872][ T6363] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 122.696226][ T6363] EXT4-fs (loop0): orphan cleanup on readonly fs [ 122.818407][ T6363] Quota error (device loop0): do_insert_tree: Free block already used in tree: block 4 [ 122.818509][ T6363] Quota error (device loop0): qtree_write_dquot: Error -5 occurred while creating quota [ 122.818602][ T6363] EXT4-fs error (device loop0): ext4_acquire_dquot:6945: comm syz.0.103: Failed to acquire dquot type 1 [ 122.832901][ T6363] EXT4-fs error (device loop0): ext4_read_block_bitmap_nowait:483: comm syz.0.103: Invalid block bitmap block 0 in block_group 0 [ 122.888829][ T6368] loop4: detected capacity change from 0 to 1024 [ 122.890222][ T6363] EXT4-fs error (device loop0): ext4_read_block_bitmap_nowait:483: comm syz.0.103: Invalid block bitmap block 0 in block_group 0 [ 122.994215][ T6363] EXT4-fs error (device loop0): ext4_read_block_bitmap_nowait:483: comm syz.0.103: Invalid block bitmap block 0 in block_group 0 [ 123.002166][ T6363] Quota error (device loop0): write_blk: dquota write failed [ 123.002286][ T6363] Quota error (device loop0): qtree_write_dquot: Error -28 occurred while creating quota [ 123.002326][ T6363] EXT4-fs error (device loop0): ext4_acquire_dquot:6945: comm syz.0.103: Failed to acquire dquot type 1 [ 123.024641][ T6363] Quota error (device loop0): write_blk: dquota write failed [ 123.024780][ T6363] Quota error (device loop0): qtree_write_dquot: Error -28 occurred while creating quota [ 123.024815][ T6363] EXT4-fs error (device loop0): ext4_acquire_dquot:6945: comm syz.0.103: Failed to acquire dquot type 1 [ 123.048634][ T6363] EXT4-fs (loop0): 1 orphan inode deleted [ 123.193613][ T6363] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 ro without journal. Quota mode: writeback. [ 123.208401][ T6368] hfsplus: bad catalog entry type [ 123.473947][ T69] hfsplus: b-tree write err: -5, ino 4 [ 123.478597][ T5800] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 123.775482][ T6374] loop2: detected capacity change from 0 to 4096 [ 123.779973][ T6378] loop4: detected capacity change from 0 to 64 [ 123.808647][ T6374] ntfs3(loop2): Different NTFS sector size (4096) and media sector size (512). [ 124.012696][ T6374] ntfs3(loop2): Mark volume as dirty due to NTFS errors [ 124.014297][ T6380] loop0: detected capacity change from 0 to 8 [ 124.033392][ T6374] ntfs3(loop2): ino=19, mi_enum_attr [ 124.137341][ T6372] loop3: detected capacity change from 0 to 32768 [ 124.247533][ T6384] loop4: detected capacity change from 0 to 2048 [ 124.409583][ T6372] ocfs2: Mounting device (7,3) on (node local, slot 0) with ordered data mode. [ 124.431247][ T6387] NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 124.721822][ T5802] ocfs2: Unmounting device (7,3) on (node local) [ 124.797643][ T6393] loop0: detected capacity change from 0 to 512 [ 124.837564][ T6393] FAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 124.927593][ T6395] loop3: detected capacity change from 0 to 256 [ 125.028389][ T6397] loop2: detected capacity change from 0 to 4096 [ 125.059403][ T6395] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0x11bbdf60, utbl_chksum : 0xe619d30d) [ 125.072208][ T6397] EXT4-fs (loop2): Test dummy encryption mode enabled [ 125.138754][ T5803] NILFS (loop4): DAT doesn't have a block to manage vblocknr = 256 [ 125.138779][ T5803] NILFS error (device loop4): nilfs_bmap_truncate: broken bmap (inode number=15) [ 125.217755][ T6397] [EXT4 FS bs=4096, gc=1, bpg=524288, ipg=32, mo=a842c018, mo2=0103] [ 125.217898][ T6397] System zones: 0-5 [ 125.225540][ T6397] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 125.273744][ T5803] Remounting filesystem read-only [ 125.273758][ T5803] NILFS (loop4): error -5 truncating bmap (ino=15) [ 125.369454][ T6397] fscrypt: AES-256-CBC-CTS using implementation "cts-cbc-aes-aesni" [ 125.391253][ T5803] NILFS (loop4): disposed unprocessed dirty file(s) when detaching log writer [ 125.615963][ T5804] EXT4-fs (loop2): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 125.950349][ T6405] loop4: detected capacity change from 0 to 4096 [ 126.182110][ T6409] loop2: detected capacity change from 0 to 4096 [ 126.203252][ T6409] ntfs3(loop2): Different NTFS sector size (4096) and media sector size (512). [ 126.235387][ T6405] ntfs3(loop4): ino=5, "/" indx_read [ 126.235532][ T6405] ntfs3(loop4): ino=5, "/" ntfs_readdir [ 126.298626][ T6409] ntfs3(loop2): Mark volume as dirty due to NTFS errors [ 126.300014][ T6409] ntfs3(loop2): Failed to load $Extend (-22). [ 126.300037][ T6409] ntfs3(loop2): Failed to initialize $Extend. [ 126.682410][ T6401] loop3: detected capacity change from 0 to 32768 [ 126.727281][ T6401] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.119 (6401) [ 126.826722][ T6401] BTRFS info (device loop3): first mount of filesystem e417788f-7a09-42b2-9266-8ddc5d5d35d2 [ 126.826801][ T6401] BTRFS info (device loop3): using xxhash64 (xxhash64-generic) checksum algorithm [ 126.826847][ T6401] BTRFS warning (device loop3): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 126.891032][ T6407] loop0: detected capacity change from 0 to 32768 [ 126.925174][ T6407] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.121 (6407) [ 126.994207][ T6407] BTRFS info (device loop0): first mount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d [ 126.994284][ T6407] BTRFS info (device loop0): using sha256 (sha256-lib) checksum algorithm [ 126.994341][ T6407] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 127.148001][ T6401] BTRFS info (device loop3): rebuilding free space tree [ 127.210951][ T6401] BTRFS info (device loop3): disabling free space tree [ 127.211031][ T6401] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 127.211057][ T6401] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 127.250522][ T6401] BTRFS info (device loop3): setting nodatasum [ 127.250545][ T6401] BTRFS info (device loop3): allowing degraded mounts [ 127.250561][ T6401] BTRFS info (device loop3): turning on async discard [ 127.250575][ T6401] BTRFS info (device loop3): enabling disk space caching [ 127.250589][ T6401] BTRFS info (device loop3): force clearing of disk cache [ 127.250619][ T6401] BTRFS info (device loop3): force zlib compression, level 3 [ 127.409958][ T6407] BTRFS info (device loop0): setting nodatasum [ 127.409983][ T6407] BTRFS info (device loop0): enabling ssd optimizations [ 127.409999][ T6407] BTRFS info (device loop0): using spread ssd allocation scheme [ 127.410016][ T6407] BTRFS info (device loop0): turning off barriers [ 127.410032][ T6407] BTRFS info (device loop0): enabling disk space caching [ 127.410048][ T6407] BTRFS info (device loop0): force clearing of disk cache [ 127.446931][ T6411] loop2: detected capacity change from 0 to 40427 [ 127.486072][ T6411] F2FS-fs (loop2): Invalid log_blocksize (268), supports only 12 [ 127.486097][ T6411] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [ 127.523642][ T6411] F2FS-fs (loop2): invalid crc_offset: 33558524 [ 127.900124][ T5800] BTRFS info (device loop0): last unmount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d [ 128.098299][ T5802] BTRFS info (device loop3): last unmount of filesystem e417788f-7a09-42b2-9266-8ddc5d5d35d2 [ 128.224970][ T6411] F2FS-fs (loop2): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 128.245042][ T6411] F2FS-fs (loop2): Try to recover 1th superblock, ret: 0 [ 128.245072][ T6411] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 128.350859][ T1410] team0 (unregistering): Port device team_slave_1 removed [ 128.824175][ T6459] loop0: detected capacity change from 0 to 64 [ 129.091693][ T1410] team0 (unregistering): Port device team_slave_0 removed [ 129.188794][ T6450] loop4: detected capacity change from 0 to 32768 [ 129.269422][ T6450] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.124 (6450) [ 129.425250][ T6450] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 129.425331][ T6450] BTRFS info (device loop4): using crc32c (crc32c-lib) checksum algorithm [ 129.677245][ T6450] BTRFS info (device loop4): enabling ssd optimizations [ 129.677274][ T6450] BTRFS info (device loop4): turning on async discard [ 129.677291][ T6450] BTRFS info (device loop4): enabling free space tree [ 129.677308][ T6450] BTRFS info (device loop4): enabling auto defrag [ 129.952767][ T5803] BTRFS info (device loop4): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 129.956338][ T6480] loop2: detected capacity change from 0 to 1024 [ 130.330725][ T6461] loop0: detected capacity change from 0 to 32768 [ 130.513463][ T6461] XFS (loop0): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 130.883470][ T6461] XFS (loop0): Ending clean mount [ 131.091793][ T5800] XFS (loop0): Unmounting Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 131.413628][ T6486] loop3: detected capacity change from 0 to 32768 [ 131.449268][ T6486] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.133 (6486) [ 131.495958][ T6486] BTRFS info (device loop3): first mount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d [ 131.496043][ T6486] BTRFS info (device loop3): using sha256 (sha256-lib) checksum algorithm [ 131.586575][ T6487] loop4: detected capacity change from 0 to 32768 [ 131.614027][ T6487] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.131 (6487) [ 131.676610][ T6487] BTRFS info (device loop4): first mount of filesystem a6a605fc-d5f1-4e66-8595-3726e2b761d6 [ 131.676690][ T6487] BTRFS info (device loop4): using blake2b (blake2b-256-generic) checksum algorithm [ 131.698898][ T6483] loop2: detected capacity change from 0 to 40427 [ 131.765444][ T6483] F2FS-fs (loop2): Image doesn't support compression [ 131.765466][ T6483] F2FS-fs (loop2): build fault injection rate: 690 [ 131.765480][ T6483] F2FS-fs (loop2): build fault injection type: 0x35f7 [ 131.808244][ T6483] F2FS-fs (loop2): invalid crc value [ 131.981716][ T6486] BTRFS info (device loop3): rebuilding free space tree [ 132.039742][ T6486] BTRFS info (device loop3): disabling free space tree [ 132.039828][ T6486] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 132.039855][ T6486] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 132.140860][ T6486] BTRFS info (device loop3): setting nodatasum [ 132.140885][ T6486] BTRFS info (device loop3): enabling ssd optimizations [ 132.140903][ T6486] BTRFS info (device loop3): turning on sync discard [ 132.140918][ T6486] BTRFS info (device loop3): force clearing of disk cache [ 132.140936][ T6486] BTRFS info (device loop3): use lzo compression, level 1 [ 132.140956][ T6486] BTRFS info (device loop3): max_inline set to 0 [ 132.162972][ T6487] BTRFS info (device loop4): enabling ssd optimizations [ 132.162996][ T6487] BTRFS info (device loop4): turning on async discard [ 132.163020][ T6487] BTRFS info (device loop4): enabling free space tree [ 132.354756][ T37] audit: type=1800 audit(1762027413.688:6): pid=6487 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.4.131" name="file1" dev="loop4" ino=260 res=0 errno=0 [ 132.419337][ T6483] F2FS-fs (loop2): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 132.420112][ T6483] F2FS-fs (loop2): Start checkpoint disabled! [ 132.440249][ T6483] F2FS-fs (loop2): f2fs_disable_checkpoint() finish, err:0 [ 132.466953][ T6483] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e6 [ 132.471788][ T5803] BTRFS info (device loop4): last unmount of filesystem a6a605fc-d5f1-4e66-8595-3726e2b761d6 [ 132.614747][ T5802] BTRFS info (device loop3): last unmount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d [ 132.741488][ T1484] kworker/u8:12: attempt to access beyond end of device [ 132.741488][ T1484] loop2: rw=2049, sector=45096, nr_sectors = 8 limit=40427 [ 132.741548][ T1484] CPU: 1 UID: 0 PID: 1484 Comm: kworker/u8:12 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 132.741567][ T1484] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 132.741576][ T1484] Workqueue: writeback wb_workfn (flush-7:2) [ 132.741598][ T1484] Call Trace: [ 132.741605][ T1484] [ 132.741612][ T1484] dump_stack_lvl+0x189/0x250 [ 132.741638][ T1484] ? reacquire_held_locks+0x127/0x1d0 [ 132.741663][ T1484] ? rt_spin_lock+0x1c1/0x3e0 [ 132.741683][ T1484] ? __pfx_dump_stack_lvl+0x10/0x10 [ 132.741706][ T1484] ? __pfx_queue_work_on+0x10/0x10 [ 132.741730][ T1484] ? rt_spin_unlock+0x150/0x200 [ 132.741753][ T1484] ? rt_spin_unlock+0x161/0x200 [ 132.741776][ T1484] f2fs_handle_critical_error+0x354/0x510 [ 132.741804][ T1484] f2fs_write_end_io+0x886/0xb60 [ 132.741846][ T1484] __submit_merged_bio+0x27a/0x6a0 [ 132.741876][ T1484] __submit_merged_write_cond+0x255/0x530 [ 132.741907][ T1484] f2fs_write_data_pages+0x261d/0x3000 [ 132.741983][ T1484] ? __pfx_f2fs_write_data_pages+0x10/0x10 [ 132.742022][ T1484] ? __pfx_f2fs_available_free_memory+0x10/0x10 [ 132.742075][ T1484] ? rtlock_slowlock_locked+0xd8/0x4010 [ 132.742114][ T1484] ? do_raw_spin_lock+0x121/0x290 [ 132.742154][ T1484] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 132.742178][ T1484] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 132.742201][ T1484] ? __lock_acquire+0xab9/0xd20 [ 132.742223][ T1484] ? __pfx_f2fs_write_data_pages+0x10/0x10 [ 132.742256][ T1484] do_writepages+0x32e/0x550 [ 132.742279][ T1484] ? rt_mutex_slowunlock+0x493/0x8a0 [ 132.742296][ T1484] ? rt_spin_lock+0x1c1/0x3e0 [ 132.742328][ T1484] __writeback_single_inode+0x145/0x1000 [ 132.742359][ T1484] writeback_sb_inodes+0x6b7/0xf60 [ 132.742385][ T1484] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 132.742430][ T1484] ? __pfx_writeback_sb_inodes+0x10/0x10 [ 132.742495][ T1484] ? rcu_is_watching+0x15/0xb0 [ 132.742522][ T1484] wb_writeback+0x43b/0xaf0 [ 132.742541][ T1484] ? __lock_acquire+0xab9/0xd20 [ 132.742570][ T1484] ? queue_io+0x351/0x560 [ 132.742595][ T1484] ? __pfx_wb_writeback+0x10/0x10 [ 132.742635][ T1484] wb_workfn+0x40e/0xf00 [ 132.742669][ T1484] ? __pfx_wb_workfn+0x10/0x10 [ 132.742694][ T1484] ? __lock_acquire+0xab9/0xd20 [ 132.742729][ T1484] ? process_scheduled_works+0x9ef/0x17b0 [ 132.742758][ T1484] ? _raw_spin_unlock_irq+0x23/0x50 [ 132.742779][ T1484] ? process_scheduled_works+0x9ef/0x17b0 [ 132.742800][ T1484] ? process_scheduled_works+0x9ef/0x17b0 [ 132.742830][ T1484] process_scheduled_works+0xae1/0x17b0 [ 132.742883][ T1484] ? __pfx_process_scheduled_works+0x10/0x10 [ 132.742924][ T1484] worker_thread+0x8a0/0xda0 [ 132.742957][ T1484] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 132.742990][ T1484] ? __kthread_parkme+0x7b/0x200 [ 132.743024][ T1484] kthread+0x711/0x8a0 [ 132.743052][ T1484] ? __pfx_worker_thread+0x10/0x10 [ 132.743073][ T1484] ? __pfx_kthread+0x10/0x10 [ 132.743095][ T1484] ? rt_spin_unlock+0x150/0x200 [ 132.743119][ T1484] ? rt_spin_unlock+0x161/0x200 [ 132.743135][ T1484] ? __pfx_kthread+0x10/0x10 [ 132.743161][ T1484] ret_from_fork+0x4bc/0x870 [ 132.743185][ T1484] ? __pfx_ret_from_fork+0x10/0x10 [ 132.743214][ T1484] ? __switch_to_asm+0x39/0x70 [ 132.743231][ T1484] ? __switch_to_asm+0x33/0x70 [ 132.743248][ T1484] ? __pfx_kthread+0x10/0x10 [ 132.743274][ T1484] ret_from_fork_asm+0x1a/0x30 [ 132.743311][ T1484] [ 132.743319][ T1484] F2FS-fs (loop2): Remounting filesystem read-only [ 132.979289][ T1322] ieee802154 phy0 wpan0: encryption failed: -22 [ 132.979394][ T1322] ieee802154 phy1 wpan1: encryption failed: -22 [ 133.306022][ T6517] loop0: detected capacity change from 0 to 40427 [ 133.351262][ T6517] F2FS-fs (loop0): Invalid log_blocksize (268), supports only 12 [ 133.351289][ T6517] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock [ 133.624271][ T6539] loop4: detected capacity change from 0 to 128 [ 133.779800][ T6517] F2FS-fs (loop0): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 133.889764][ T6517] F2FS-fs (loop0): Try to recover 1th superblock, ret: 0 [ 133.889795][ T6517] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [ 134.260577][ T6544] loop4: detected capacity change from 0 to 4096 [ 134.266089][ T6544] ntfs3(loop4): Different NTFS sector size (1024) and media sector size (512). [ 134.823032][ T6542] loop3: detected capacity change from 0 to 32768 [ 135.172846][ T6552] loop4: detected capacity change from 0 to 128 [ 135.228372][ T6552] FAT-fs (loop4): Directory bread(block 524322) failed [ 135.228411][ T6552] FAT-fs (loop4): Directory bread(block 524323) failed [ 135.228436][ T6552] FAT-fs (loop4): Directory bread(block 524324) failed [ 135.228462][ T6552] FAT-fs (loop4): Directory bread(block 524325) failed [ 135.228489][ T6552] FAT-fs (loop4): Directory bread(block 524326) failed [ 135.228513][ T6552] FAT-fs (loop4): Directory bread(block 524327) failed [ 135.228538][ T6552] FAT-fs (loop4): Directory bread(block 524328) failed [ 135.228564][ T6552] FAT-fs (loop4): Directory bread(block 524329) failed [ 135.264948][ T6552] FAT-fs (loop4): Directory bread(block 524322) failed [ 135.264990][ T6552] FAT-fs (loop4): Directory bread(block 524323) failed [ 135.425411][ T6554] loop0: detected capacity change from 0 to 128 [ 135.480817][ T6554] hpfs: filesystem error: invalid number of hotfixes: 2066844986, used: 2066844985; already mounted read-only [ 135.480879][ T6554] hpfs: filesystem error: improperly stopped [ 135.480892][ T6554] hpfs: filesystem error: warning: spare dnodes used, try chkdsk [ 135.480905][ T6554] hpfs: You really don't want any checks? You are crazy... [ 135.487993][ T6554] hpfs: hpfs_map_sector(): read error [ 135.488012][ T6554] hpfs: code page support is disabled [ 135.488575][ T6554] hpfs: hpfs_map_4sectors(): unaligned read [ 135.488670][ T6554] hpfs: hpfs_map_4sectors(): unaligned read [ 135.488680][ T6554] hpfs: filesystem error: unable to find root dir [ 135.658583][ T6548] loop2: detected capacity change from 0 to 40427 [ 135.673221][ T6548] F2FS-fs (loop2): Insane cp_payload (553648128 >= 504) [ 135.673245][ T6548] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [ 135.673827][ T6548] F2FS-fs (loop2): build fault injection rate: 17008 [ 135.673845][ T6548] F2FS-fs (loop2): build fault injection type: 0x1f8 [ 135.689910][ T6558] loop4: detected capacity change from 0 to 512 [ 135.731359][ T6548] F2FS-fs (loop2): invalid crc value [ 135.939285][ T6558] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 135.939426][ T6558] ext4 filesystem being mounted at /42/file0 supports timestamps until 2038-01-19 (0x7fffffff) [ 136.249962][ T6558] EXT4-fs error (device loop4): ext4_get_first_dir_block:3552: inode #12: comm syz.4.146: directory missing '..' [ 136.385404][ T6548] F2FS-fs (loop2): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 136.421931][ T6548] F2FS-fs (loop2): Try to recover 1th superblock, ret: 0 [ 136.421961][ T6548] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 136.563007][ T5803] EXT4-fs (loop4): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 136.567864][ T6577] loop0: detected capacity change from 0 to 256 [ 136.582637][ T6577] exfat: Deprecated parameter 'namecase' [ 136.585202][ T6577] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 136.599930][ T6577] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0x7f1fc68d, utbl_chksum : 0xe619d30d) [ 136.635213][ T5804] syz-executor: attempt to access beyond end of device [ 136.635213][ T5804] loop2: rw=2049, sector=45096, nr_sectors = 8 limit=40427 [ 136.635273][ T5804] CPU: 0 UID: 0 PID: 5804 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 136.635293][ T5804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 136.635303][ T5804] Call Trace: [ 136.635311][ T5804] [ 136.635319][ T5804] dump_stack_lvl+0x189/0x250 [ 136.635348][ T5804] ? reacquire_held_locks+0x127/0x1d0 [ 136.635374][ T5804] ? rt_spin_lock+0x1c1/0x3e0 [ 136.635396][ T5804] ? __pfx_dump_stack_lvl+0x10/0x10 [ 136.635421][ T5804] ? __pfx_queue_work_on+0x10/0x10 [ 136.635448][ T5804] ? rt_spin_unlock+0x150/0x200 [ 136.635473][ T5804] ? rt_spin_unlock+0x161/0x200 [ 136.635496][ T5804] f2fs_handle_critical_error+0x354/0x510 [ 136.635526][ T5804] f2fs_write_end_io+0x886/0xb60 [ 136.635571][ T5804] __submit_merged_bio+0x27a/0x6a0 [ 136.635601][ T5804] __submit_merged_write_cond+0x255/0x530 [ 136.635633][ T5804] f2fs_write_data_pages+0x261d/0x3000 [ 136.635693][ T5804] ? __pfx_f2fs_write_data_pages+0x10/0x10 [ 136.635731][ T5804] ? save_fpregs_to_fpstate+0xa3/0x210 [ 136.635795][ T5804] ? __lock_acquire+0xab9/0xd20 [ 136.635844][ T5804] ? _raw_spin_unlock_irqrestore+0x85/0x110 [ 136.635868][ T5804] ? lockdep_hardirqs_on+0x9c/0x150 [ 136.635893][ T5804] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 136.635941][ T5804] ? __pfx_f2fs_write_data_pages+0x10/0x10 [ 136.635967][ T5804] do_writepages+0x32e/0x550 [ 136.635990][ T5804] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 136.636012][ T5804] ? rt_spin_unlock+0x150/0x200 [ 136.636043][ T5804] filemap_fdatawrite+0x19c/0x240 [ 136.636065][ T5804] ? __pfx_filemap_fdatawrite+0x10/0x10 [ 136.636127][ T5804] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 136.636157][ T5804] ? rt_spin_unlock+0x161/0x200 [ 136.636179][ T5804] f2fs_sync_dirty_inodes+0x31f/0x830 [ 136.636222][ T5804] f2fs_write_checkpoint+0x93e/0x2440 [ 136.636247][ T5804] ? __lock_acquire+0xab9/0xd20 [ 136.636300][ T5804] ? __pfx_f2fs_write_checkpoint+0x10/0x10 [ 136.636386][ T5804] kill_f2fs_super+0x2cc/0x6d0 [ 136.636420][ T5804] ? __pfx_kill_f2fs_super+0x10/0x10 [ 136.636464][ T5804] ? shrinker_free+0x2ce/0x3e0 [ 136.636490][ T5804] deactivate_locked_super+0xbc/0x130 [ 136.636513][ T5804] cleanup_mnt+0x425/0x4c0 [ 136.636532][ T5804] ? lockdep_hardirqs_on+0x9c/0x150 [ 136.636559][ T5804] task_work_run+0x1d4/0x260 [ 136.636581][ T5804] ? __pfx_task_work_run+0x10/0x10 [ 136.636597][ T5804] ? __x64_sys_umount+0x122/0x160 [ 136.636623][ T5804] ? exit_to_user_mode_loop+0x40/0x130 [ 136.636650][ T5804] exit_to_user_mode_loop+0xe9/0x130 [ 136.636675][ T5804] do_syscall_64+0x2bd/0xfa0 [ 136.636697][ T5804] ? lockdep_hardirqs_on+0x9c/0x150 [ 136.636719][ T5804] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 136.636738][ T5804] ? clear_bhb_loop+0x60/0xb0 [ 136.636761][ T5804] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 136.636779][ T5804] RIP: 0033:0x7fb25b0502f7 [ 136.636796][ T5804] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 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 a8 ff ff ff f7 d8 64 89 02 b8 [ 136.636811][ T5804] RSP: 002b:00007ffdcc9a5c98 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 136.636831][ T5804] RAX: 0000000000000000 RBX: 00007fb25b0d1d7d RCX: 00007fb25b0502f7 [ 136.636843][ T5804] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdcc9a5d50 [ 136.636855][ T5804] RBP: 00007ffdcc9a5d50 R08: 0000000000000000 R09: 0000000000000000 [ 136.636866][ T5804] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffdcc9a6de0 [ 136.636879][ T5804] R13: 00007fb25b0d1d7d R14: 00000000000214a5 R15: 00007ffdcc9a6e20 [ 136.636919][ T5804] [ 136.636927][ T5804] F2FS-fs (loop2): Stopped filesystem due to reason: 3 [ 136.806864][ T6556] loop3: detected capacity change from 0 to 32768 [ 136.866984][ T6556] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.144 (6556) [ 137.007693][ T6579] loop4: detected capacity change from 0 to 2048 [ 137.085948][ T6079] team0: Port device team_slave_0 added [ 137.116837][ T6079] team0: Port device team_slave_1 added [ 137.124777][ T6556] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d [ 137.124856][ T6556] BTRFS info (device loop3): using sha256 (sha256-lib) checksum algorithm [ 137.157121][ T6579] NILFS (loop4): invalid segment: Inconsistency found [ 137.157147][ T6579] NILFS (loop4): trying rollback from an earlier position [ 137.291342][ T6579] NILFS (loop4): recovery complete [ 137.316061][ T6589] NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 137.365225][ T6588] loop0: detected capacity change from 0 to 512 [ 137.395807][ T6588] EXT4-fs: Ignoring removed mblk_io_submit option [ 137.451774][ T6588] EXT4-fs error (device loop0): ext4_read_inode_bitmap:139: comm syz.0.152: Invalid inode bitmap blk 4 in block_group 0 [ 137.459350][ T6588] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 137.494211][ T6556] BTRFS info (device loop3): enabling ssd optimizations [ 137.494237][ T6556] BTRFS info (device loop3): turning on async discard [ 137.494253][ T6556] BTRFS info (device loop3): enabling free space tree [ 137.674633][ T5800] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 137.678693][ T6079] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 137.678706][ T6079] 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 1532 would solve the problem. [ 137.678731][ T6079] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 137.702658][ T6079] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 137.702675][ T6079] 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 1532 would solve the problem. [ 137.702700][ T6079] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 137.902284][ T5802] BTRFS info (device loop3): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d [ 138.124331][ T6601] loop4: detected capacity change from 0 to 4096 [ 138.130596][ T6601] ntfs3(loop4): Different NTFS sector size (4096) and media sector size (512). [ 138.258157][ T6601] ntfs3(loop4): Failed to load $Extend (-22). [ 138.258183][ T6601] ntfs3(loop4): Failed to initialize $Extend. [ 138.615494][ T6079] hsr_slave_0: entered promiscuous mode [ 138.629695][ T6079] hsr_slave_1: entered promiscuous mode [ 138.630641][ T6079] debugfs: 'hsr0' already exists in 'hsr' [ 138.630664][ T6079] Cannot create hsr debugfs directory [ 138.771235][ T37] audit: type=1800 audit(1762027420.098:7): pid=6601 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz.4.153" name="file0" dev="loop4" ino=0 res=0 errno=0 [ 138.865022][ T6604] loop0: detected capacity change from 0 to 32768 [ 139.033550][ T6604] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 139.461365][ T5800] ocfs2: Unmounting device (7,0) on (node local) [ 139.654962][ T6630] loop0: detected capacity change from 0 to 512 [ 139.656394][ T6630] EXT4-fs: Ignoring removed nomblk_io_submit option [ 139.703540][ T6630] EXT4-fs: Journaled quota options ignored when QUOTA feature is enabled [ 139.703572][ T6630] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended [ 139.915624][ T6630] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4193: comm syz.0.159: Allocating blocks 41-42 which overlap fs metadata [ 139.951292][ T6630] EXT4-fs (loop0): Remounting filesystem read-only [ 139.951706][ T6630] Quota error (device loop0): write_blk: dquota write failed [ 139.951724][ T6630] Quota error (device loop0): find_free_dqentry: Can't write quota data block 5 [ 139.952037][ T6630] Quota error (device loop0): write_blk: dquota write failed [ 139.952144][ T6630] Quota error (device loop0): qtree_write_dquot: Error -117 occurred while creating quota [ 139.952319][ T6630] EXT4-fs (loop0): 1 truncate cleaned up [ 139.955686][ T6630] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 140.255682][ T5800] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 140.444359][ T6624] loop2: detected capacity change from 0 to 32768 [ 140.492432][ T6624] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.158 (6624) [ 140.568126][ T6613] loop3: detected capacity change from 0 to 32768 [ 140.617119][ T6639] loop0: detected capacity change from 0 to 2048 [ 140.655976][ T6639] NILFS (loop0): broken superblock, retrying with spare superblock (blocksize = 1024) [ 140.706903][ T6624] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 140.706984][ T6624] BTRFS info (device loop2): using crc32c (crc32c-lib) checksum algorithm [ 140.707018][ T6624] BTRFS warning (device loop2): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 140.757981][ T6627] loop4: detected capacity change from 0 to 32768 [ 140.760092][ T6627] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.160 (6627) [ 140.780591][ T6627] BTRFS info (device loop4): first mount of filesystem a6a605fc-d5f1-4e66-8595-3726e2b761d6 [ 140.780669][ T6627] BTRFS info (device loop4): using blake2b (blake2b-256-generic) checksum algorithm [ 140.781414][ T6613] XFS (loop3): Mounting V5 Filesystem 986211a9-7d00-4ebf-a576-e3de63fa2cbd [ 140.933067][ T6663] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 140.999430][ T6613] XFS (loop3): Ending clean mount [ 141.181512][ T6627] BTRFS info (device loop4): enabling ssd optimizations [ 141.181539][ T6627] BTRFS info (device loop4): turning on async discard [ 141.181555][ T6627] BTRFS info (device loop4): enabling free space tree [ 141.185369][ T6624] BTRFS info (device loop2): rebuilding free space tree [ 141.247821][ T6624] BTRFS info (device loop2): disabling free space tree [ 141.247903][ T6624] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 141.247930][ T6624] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 141.279927][ T6624] BTRFS info (device loop2): checking UUID tree [ 141.287264][ T6624] BTRFS info (device loop2): enabling ssd optimizations [ 141.287286][ T6624] BTRFS info (device loop2): turning off barriers [ 141.287301][ T6624] BTRFS info (device loop2): disabling tree log [ 141.287316][ T6624] BTRFS info (device loop2): turning on flush-on-commit [ 141.287331][ T6624] BTRFS info (device loop2): enabling disk space caching [ 141.287345][ T6624] BTRFS info (device loop2): force clearing of disk cache [ 141.287362][ T6624] BTRFS info (device loop2): use zstd compression, level 3 [ 141.287381][ T6624] BTRFS info (device loop2): max_inline set to 0 [ 141.564930][ T5802] XFS (loop3): Unmounting Filesystem 986211a9-7d00-4ebf-a576-e3de63fa2cbd [ 142.045776][ T6688] loop3: detected capacity change from 0 to 4096 [ 142.047191][ T6688] EXT4-fs: Ignoring removed nomblk_io_submit option [ 142.068190][ T5804] BTRFS info (device loop2): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 142.084012][ T5803] BTRFS info (device loop4): last unmount of filesystem a6a605fc-d5f1-4e66-8595-3726e2b761d6 [ 142.090724][ T6688] EXT4-fs (loop3): Test dummy encryption mode enabled [ 142.101545][ T6688] [EXT4 FS bs=4096, gc=1, bpg=524288, ipg=32, mo=a842c018, mo2=0002] [ 142.101683][ T6688] System zones: 0-5 [ 142.232344][ T6079] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 142.310954][ T6688] EXT4-fs (loop3): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 142.329669][ T6079] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 142.481759][ T6688] EXT4-fs (loop3): re-mounted 00000000-0000-0000-0000-000000000000 ro. [ 142.502334][ T6079] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 142.518435][ T6697] [EXT4 FS bs=4096, gc=1, bpg=524288, ipg=32, mo=a842c018, mo2=0002] [ 142.528318][ T6697] EXT4-fs (loop3): re-mounted 00000000-0000-0000-0000-000000000000 r/w. [ 142.772264][ T6079] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 142.826777][ T6701] loop4: detected capacity change from 0 to 128 [ 142.855190][ T5802] EXT4-fs (loop3): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 143.012205][ T6701] hpfs: filesystem error: invalid number of hotfixes: 2066844986, used: 2066844985; already mounted read-only [ 143.012262][ T6701] hpfs: filesystem error: improperly stopped [ 143.012277][ T6701] hpfs: filesystem error: warning: spare dnodes used, try chkdsk [ 143.012292][ T6701] hpfs: You really don't want any checks? You are crazy... [ 143.012787][ T6701] hpfs: hpfs_map_sector(): read error [ 143.012798][ T6701] hpfs: code page support is disabled [ 143.014213][ T6701] hpfs: hpfs_map_4sectors(): unaligned read [ 143.014320][ T6701] hpfs: hpfs_map_4sectors(): unaligned read [ 143.014330][ T6701] hpfs: filesystem error: unable to find root dir [ 143.756030][ T6690] loop0: detected capacity change from 0 to 32768 [ 143.844192][ T6722] loop4: detected capacity change from 0 to 16 [ 143.891327][ T6722] MTD: Attempt to mount non-MTD device "/dev/loop4" [ 144.001346][ T6079] 8021q: adding VLAN 0 to HW filter on device bond0 [ 144.149877][ T6079] 8021q: adding VLAN 0 to HW filter on device team0 [ 144.194085][ T6726] loop2: detected capacity change from 0 to 256 [ 144.205666][ T6726] exfat: Deprecated parameter 'utf8' [ 144.205728][ T6726] exfat: Deprecated parameter 'namecase' [ 144.271903][ T1410] bridge0: port 1(bridge_slave_0) entered blocking state [ 144.272064][ T1410] bridge0: port 1(bridge_slave_0) entered forwarding state [ 144.388171][ T6726] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xc465a08c, utbl_chksum : 0xe619d30d) [ 144.393346][ T3579] bridge0: port 2(bridge_slave_1) entered blocking state [ 144.393484][ T3579] bridge0: port 2(bridge_slave_1) entered forwarding state [ 144.623362][ T6730] loop4: detected capacity change from 0 to 512 [ 144.761635][ T6730] EXT4-fs error (device loop4): ext4_orphan_get:1392: inode #15: comm syz.4.173: inode has both inline data and extents flags [ 144.767755][ T6730] EXT4-fs error (device loop4): ext4_orphan_get:1397: comm syz.4.173: couldn't read orphan inode 15 (err -117) [ 144.799253][ T6730] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 144.843640][ T6735] loop2: detected capacity change from 0 to 256 [ 144.845025][ T6735] exfat: Deprecated parameter 'utf8' [ 144.967673][ T6735] exFAT-fs (loop2): failed to load upcase table (idx : 0x00011ded, chksum : 0x9858084d, utbl_chksum : 0xe619d30d) [ 145.342940][ T5803] EXT4-fs (loop4): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 145.511781][ T6744] loop0: detected capacity change from 0 to 764 [ 145.605106][ T6712] loop3: detected capacity change from 0 to 32768 [ 145.632919][ T6749] loop4: detected capacity change from 0 to 512 [ 145.634181][ T6749] EXT4-fs: Ignoring removed nobh option [ 145.649269][ T6744] Symlink component flag not implemented [ 145.649278][ T6744] Symlink component flag not implemented [ 145.649587][ T6744] Symlink component flag not implemented (128) [ 145.649598][ T6744] Symlink component flag not implemented (122) [ 145.731054][ T6749] EXT4-fs error (device loop4): ext4_orphan_get:1392: inode #15: comm syz.4.177: iget: bad i_size value: 38620345925642 [ 145.731638][ T6749] EXT4-fs error (device loop4): ext4_orphan_get:1397: comm syz.4.177: couldn't read orphan inode 15 (err -117) [ 145.805104][ T6749] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 145.832191][ T6712] XFS (loop3): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 145.855702][ T6749] EXT4-fs warning (device loop4): ext4_empty_dir:3089: inode #2: comm syz.4.177: directory missing '.' [ 146.113921][ T5803] EXT4-fs (loop4): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 146.196531][ T6764] loop0: detected capacity change from 0 to 64 [ 146.227356][ T6079] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 146.319235][ T6712] XFS (loop3): Ending clean mount [ 146.534443][ T5802] XFS (loop3): Unmounting Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 146.786451][ T6773] loop0: detected capacity change from 0 to 2048 [ 146.788976][ T6768] loop4: detected capacity change from 0 to 4096 [ 146.845864][ T6773] UDF-fs: error (device loop0): udf_read_tagged: read failed, block=27485, location=27485 [ 146.854211][ T6773] UDF-fs: error (device loop0): udf_read_tagged: tag checksum failed, block 100: 0x6a != 0x00 [ 146.872998][ T6768] EXT4-fs (loop4): Test dummy encryption mode enabled [ 146.878335][ T6773] UDF-fs: INFO Mounting volume 'LiuxUDF', timestamp 2022/11/22 14:59 (1000) [ 146.894071][ T6768] [EXT4 FS bs=4096, gc=1, bpg=524288, ipg=32, mo=a842c018, mo2=0103] [ 146.894225][ T6768] System zones: 0-5 [ 146.945814][ T6768] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 147.431965][ T5803] EXT4-fs (loop4): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 147.448048][ T6745] loop2: detected capacity change from 0 to 40427 [ 147.476126][ T6745] F2FS-fs (loop2): invalid crc value [ 147.722003][ T6079] veth0_vlan: entered promiscuous mode [ 147.766490][ T6790] loop0: detected capacity change from 0 to 128 [ 147.790128][ T6079] veth1_vlan: entered promiscuous mode [ 147.964727][ T6790] EXT4-fs (loop0): mounted filesystem 76b65be2-f6da-4727-8c75-0525a5b65a09 r/w without journal. Quota mode: none. [ 147.970821][ T6790] ext4 filesystem being mounted at /48/mnt supports timestamps until 2038-01-19 (0x7fffffff) [ 148.033037][ T6745] F2FS-fs (loop2): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 148.066750][ T6745] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 148.134024][ T6079] veth0_macvtap: entered promiscuous mode [ 148.165703][ T6079] veth1_macvtap: entered promiscuous mode [ 148.252935][ T6798] loop4: detected capacity change from 0 to 256 [ 148.303838][ T5800] EXT4-fs (loop0): unmounting filesystem 76b65be2-f6da-4727-8c75-0525a5b65a09. [ 148.326385][ T6079] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 148.394870][ T6079] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 148.430344][ T6775] loop3: detected capacity change from 0 to 32768 [ 148.440381][ T5804] syz-executor: attempt to access beyond end of device [ 148.440381][ T5804] loop2: rw=2049, sector=45096, nr_sectors = 8 limit=40427 [ 148.492366][ T6775] btrfs: Deprecated parameter 'usebackuproot' [ 148.492391][ T6775] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 148.497136][ T5804] CPU: 1 UID: 0 PID: 5804 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 148.497163][ T5804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 148.497173][ T5804] Call Trace: [ 148.497180][ T5804] [ 148.497188][ T5804] dump_stack_lvl+0x189/0x250 [ 148.497215][ T5804] ? reacquire_held_locks+0x127/0x1d0 [ 148.497237][ T5804] ? rt_spin_lock+0x1c1/0x3e0 [ 148.497254][ T5804] ? __pfx_dump_stack_lvl+0x10/0x10 [ 148.497275][ T5804] ? __pfx_queue_work_on+0x10/0x10 [ 148.497297][ T5804] ? rt_spin_unlock+0x150/0x200 [ 148.497317][ T5804] ? rt_spin_unlock+0x161/0x200 [ 148.497335][ T5804] f2fs_handle_critical_error+0x354/0x510 [ 148.497359][ T5804] f2fs_write_end_io+0x886/0xb60 [ 148.497396][ T5804] __submit_merged_bio+0x27a/0x6a0 [ 148.497421][ T5804] __submit_merged_write_cond+0x255/0x530 [ 148.497446][ T5804] f2fs_write_data_pages+0x261d/0x3000 [ 148.497497][ T5804] ? __pfx_f2fs_write_data_pages+0x10/0x10 [ 148.497561][ T5804] ? _raw_spin_unlock_irqrestore+0x85/0x110 [ 148.497581][ T5804] ? lockdep_hardirqs_on+0x9c/0x150 [ 148.497616][ T5804] ? rt_mutex_slowunlock+0x493/0x8a0 [ 148.497630][ T5804] ? reacquire_held_locks+0x127/0x1d0 [ 148.497651][ T5804] ? rt_spin_lock+0x1c1/0x3e0 [ 148.497675][ T5804] ? rt_spin_unlock+0x150/0x200 [ 148.497695][ T5804] ? rt_spin_unlock+0x161/0x200 [ 148.497709][ T5804] ? __pfx_f2fs_write_data_pages+0x10/0x10 [ 148.497731][ T5804] do_writepages+0x32e/0x550 [ 148.497749][ T5804] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 148.497767][ T5804] ? rt_spin_unlock+0x150/0x200 [ 148.497792][ T5804] filemap_fdatawrite+0x19c/0x240 [ 148.497809][ T5804] ? __pfx_filemap_fdatawrite+0x10/0x10 [ 148.497867][ T5804] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 148.497891][ T5804] ? rt_spin_unlock+0x161/0x200 [ 148.497909][ T5804] f2fs_sync_dirty_inodes+0x31f/0x830 [ 148.497944][ T5804] f2fs_write_checkpoint+0x93e/0x2440 [ 148.497966][ T5804] ? __lock_acquire+0xab9/0xd20 [ 148.498010][ T5804] ? __pfx_f2fs_write_checkpoint+0x10/0x10 [ 148.498079][ T5804] kill_f2fs_super+0x2cc/0x6d0 [ 148.498108][ T5804] ? __pfx_kill_f2fs_super+0x10/0x10 [ 148.498145][ T5804] ? shrinker_free+0x2ce/0x3e0 [ 148.498166][ T5804] deactivate_locked_super+0xbc/0x130 [ 148.498186][ T5804] cleanup_mnt+0x425/0x4c0 [ 148.498202][ T5804] ? lockdep_hardirqs_on+0x9c/0x150 [ 148.498224][ T5804] task_work_run+0x1d4/0x260 [ 148.498242][ T5804] ? __pfx_task_work_run+0x10/0x10 [ 148.498256][ T5804] ? __x64_sys_umount+0x122/0x160 [ 148.498278][ T5804] ? exit_to_user_mode_loop+0x40/0x130 [ 148.498301][ T5804] exit_to_user_mode_loop+0xe9/0x130 [ 148.498322][ T5804] do_syscall_64+0x2bd/0xfa0 [ 148.498341][ T5804] ? lockdep_hardirqs_on+0x9c/0x150 [ 148.498359][ T5804] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 148.498375][ T5804] ? clear_bhb_loop+0x60/0xb0 [ 148.498394][ T5804] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 148.498408][ T5804] RIP: 0033:0x7fb25b0502f7 [ 148.498424][ T5804] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 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 a8 ff ff ff f7 d8 64 89 02 b8 [ 148.498437][ T5804] RSP: 002b:00007ffdcc9a5c98 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 148.498453][ T5804] RAX: 0000000000000000 RBX: 00007fb25b0d1d7d RCX: 00007fb25b0502f7 [ 148.498464][ T5804] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdcc9a5d50 [ 148.498474][ T5804] RBP: 00007ffdcc9a5d50 R08: 0000000000000000 R09: 0000000000000000 [ 148.498483][ T5804] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffdcc9a6de0 [ 148.498493][ T5804] R13: 00007fb25b0d1d7d R14: 000000000002429a R15: 00007ffdcc9a6e20 [ 148.498521][ T5804] [ 148.498529][ T5804] F2FS-fs (loop2): Stopped filesystem due to reason: 3 [ 148.526630][ T58] netdevsim netdevsim5 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 148.530825][ T58] netdevsim netdevsim5 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 148.531634][ T58] netdevsim netdevsim5 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 148.531907][ T58] netdevsim netdevsim5 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 148.691411][ T6775] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.182 (6775) [ 148.804451][ T6775] BTRFS info (device loop3): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 148.804544][ T6775] BTRFS info (device loop3): using crc32c (crc32c-lib) checksum algorithm [ 148.804576][ T6775] BTRFS warning (device loop3): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 148.887685][ T6804] loop4: detected capacity change from 0 to 2048 [ 148.965621][ T6804] UDF-fs: error (device loop4): udf_process_sequence: Primary Volume Descriptor not found! [ 149.087532][ T6804] UDF-fs: error (device loop4): udf_verify_fi: directory (ino 1376) has entry at pos 40 with incorrect tag 1fc [ 149.116381][ T58] BTRFS warning (device loop3): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 149.116815][ T6775] BTRFS error (device loop3): failed to load root extent [ 149.116857][ T6775] BTRFS warning (device loop3): try to load backup roots slot 1 [ 149.124099][ T3642] BTRFS warning (device loop3): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 149.158398][ T6775] BTRFS warning (device loop3): couldn't read tree root [ 149.158423][ T6775] BTRFS warning (device loop3): try to load backup roots slot 2 [ 149.159926][ T3642] BTRFS error (device loop3): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 149.160259][ T6775] BTRFS warning (device loop3): couldn't read tree root [ 149.160279][ T6775] BTRFS warning (device loop3): try to load backup roots slot 3 [ 149.293745][ T6775] BTRFS info (device loop3): rebuilding free space tree [ 149.556197][ T6775] BTRFS info (device loop3): disabling free space tree [ 149.556280][ T6775] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 149.556308][ T6775] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 149.640946][ T6825] loop0: detected capacity change from 0 to 256 [ 149.668152][ T6775] BTRFS info (device loop3): setting nodatasum [ 149.668175][ T6775] BTRFS info (device loop3): setting nodatacow [ 149.668191][ T6775] BTRFS info (device loop3): enabling ssd optimizations [ 149.668207][ T6775] BTRFS info (device loop3): turning off barriers [ 149.668222][ T6775] BTRFS info (device loop3): turning on sync discard [ 149.668238][ T6775] BTRFS info (device loop3): enabling disk space caching [ 149.668253][ T6775] BTRFS info (device loop3): force clearing of disk cache [ 149.668269][ T6775] BTRFS info (device loop3): enabling auto defrag [ 149.668285][ T6775] BTRFS info (device loop3): trying to use backup root at mount time [ 149.668302][ T6775] BTRFS info (device loop3): max_inline set to 0 [ 149.770542][ T6826] loop4: detected capacity change from 0 to 2048 [ 149.880915][ T6826] UDF-fs: INFO Mounting volume 'LiuxUDF', timestamp 2022/11/22 14:59 (1000) [ 149.991341][ T5802] BTRFS info (device loop3): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 150.016209][ T3642] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 150.016229][ T3642] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 150.354405][ T6833] loop0: detected capacity change from 0 to 256 [ 150.355696][ T6833] exfat: Deprecated parameter 'namecase' [ 150.355776][ T6833] exfat: Deprecated parameter 'utf8' [ 150.452937][ T6833] exFAT-fs (loop0): failed to load upcase table (idx : 0x0001ff53, chksum : 0xd72bb7d8, utbl_chksum : 0xe619d30d) [ 150.460433][ T1113] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 150.460453][ T1113] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 150.645616][ T6835] loop4: detected capacity change from 0 to 64 [ 151.347423][ T6844] loop5: detected capacity change from 0 to 128 [ 151.455133][ T6844] hpfs: filesystem error: invalid number of hotfixes: 2066844986, used: 2066844985; already mounted read-only [ 151.455196][ T6844] hpfs: filesystem error: improperly stopped [ 151.455210][ T6844] hpfs: filesystem error: warning: spare dnodes used, try chkdsk [ 151.455224][ T6844] hpfs: You really don't want any checks? You are crazy... [ 151.455993][ T6844] hpfs: hpfs_map_sector(): read error [ 151.456006][ T6844] hpfs: code page support is disabled [ 151.459336][ T6844] hpfs: hpfs_map_4sectors(): unaligned read [ 151.459458][ T6844] hpfs: hpfs_map_4sectors(): unaligned read [ 151.459468][ T6844] hpfs: filesystem error: unable to find root dir [ 151.515540][ T6846] loop0: detected capacity change from 0 to 1024 [ 151.516837][ T6846] EXT4-fs: Ignoring removed orlov option [ 151.579015][ T6846] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 151.703690][ T37] audit: type=1800 audit(1762027433.038:8): pid=6846 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.0.194" name="file2" dev="loop0" ino=16 res=0 errno=0 [ 151.978076][ T6853] loop5: detected capacity change from 0 to 1024 [ 152.063161][ T5800] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 152.080478][ T6853] hfsplus: bad catalog entry type [ 152.281409][ T69] hfsplus: b-tree write err: -5, ino 4 [ 152.326276][ T6842] loop2: detected capacity change from 0 to 40427 [ 152.546980][ T6838] loop3: detected capacity change from 0 to 32768 [ 152.676333][ T6838] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.192 (6838) [ 152.703657][ T6838] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d [ 152.703734][ T6838] BTRFS info (device loop3): using sha256 (sha256-lib) checksum algorithm [ 152.789999][ T6842] F2FS-fs (loop2): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 152.813485][ T6842] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 153.041409][ T6838] BTRFS info (device loop3): enabling ssd optimizations [ 153.041437][ T6838] BTRFS info (device loop3): turning on async discard [ 153.041451][ T6838] BTRFS info (device loop3): enabling free space tree [ 153.114280][ T6851] loop4: detected capacity change from 0 to 40427 [ 153.132266][ T6851] F2FS-fs (loop4): build fault injection rate: 14 [ 153.132288][ T6851] F2FS-fs (loop4): build fault injection type: 0x3bfe8c [ 153.206316][ T6851] F2FS-fs (loop4): invalid crc value [ 153.248499][ C1] F2FS-fs (loop4): inject read IO error in f2fs_read_end_io of blk_update_request+0x57e/0xe60 [ 153.332730][ C0] F2FS-fs (loop4): inject read IO error in f2fs_read_end_io of blk_update_request+0x57e/0xe60 [ 153.453649][ T5802] BTRFS info (device loop3): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d [ 153.838335][ T6857] loop0: detected capacity change from 0 to 32768 [ 153.849028][ T6857] BTRFS: device fsid 3d39d0ba-bdae-447e-827b-b091e1a68885 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.197 (6857) [ 153.878534][ T6857] BTRFS info (device loop0): first mount of filesystem 3d39d0ba-bdae-447e-827b-b091e1a68885 [ 153.878612][ T6857] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 153.890909][ T6851] F2FS-fs (loop4): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 153.890945][ T6851] F2FS-fs (loop4): inject page alloc in f2fs_grab_cache_folio of __get_meta_folio+0x157/0x4f0 [ 153.919578][ T6851] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [ 154.013626][ T6851] F2FS-fs (loop4): inject slab alloc in f2fs_kmem_cache_alloc of f2fs_new_node_folio+0x1d9/0xa40 [ 154.074362][ T5803] syz-executor: attempt to access beyond end of device [ 154.074362][ T5803] loop4: rw=2049, sector=45096, nr_sectors = 8 limit=40427 [ 154.074392][ T5803] F2FS-fs (loop4): inject write IO error in f2fs_write_end_io of __submit_merged_bio+0x27a/0x6a0 [ 154.074452][ T5803] CPU: 1 UID: 0 PID: 5803 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 154.074470][ T5803] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 154.074479][ T5803] Call Trace: [ 154.074486][ T5803] [ 154.074493][ T5803] dump_stack_lvl+0x189/0x250 [ 154.074516][ T5803] ? reacquire_held_locks+0x127/0x1d0 [ 154.074539][ T5803] ? rt_spin_lock+0x1c1/0x3e0 [ 154.074557][ T5803] ? __pfx_dump_stack_lvl+0x10/0x10 [ 154.074579][ T5803] ? __pfx_queue_work_on+0x10/0x10 [ 154.074603][ T5803] ? rt_spin_unlock+0x150/0x200 [ 154.074624][ T5803] ? rt_spin_unlock+0x161/0x200 [ 154.074644][ T5803] f2fs_handle_critical_error+0x354/0x510 [ 154.074669][ T5803] f2fs_write_end_io+0x886/0xb60 [ 154.074710][ T5803] __submit_merged_bio+0x27a/0x6a0 [ 154.074737][ T5803] __submit_merged_write_cond+0x255/0x530 [ 154.074764][ T5803] f2fs_write_data_pages+0x261d/0x3000 [ 154.074822][ T5803] ? __pfx_f2fs_write_data_pages+0x10/0x10 [ 154.074899][ T5803] ? _raw_spin_unlock_irqrestore+0x85/0x110 [ 154.074920][ T5803] ? lockdep_hardirqs_on+0x9c/0x150 [ 154.074960][ T5803] ? rt_mutex_slowunlock+0x493/0x8a0 [ 154.074974][ T5803] ? reacquire_held_locks+0x127/0x1d0 [ 154.074996][ T5803] ? rt_spin_lock+0x1c1/0x3e0 [ 154.075023][ T5803] ? rt_spin_unlock+0x150/0x200 [ 154.075045][ T5803] ? rt_spin_unlock+0x161/0x200 [ 154.075060][ T5803] ? __pfx_f2fs_write_data_pages+0x10/0x10 [ 154.075083][ T5803] do_writepages+0x32e/0x550 [ 154.075102][ T5803] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 154.075121][ T5803] ? rt_spin_unlock+0x150/0x200 [ 154.075149][ T5803] filemap_fdatawrite+0x19c/0x240 [ 154.075167][ T5803] ? __pfx_filemap_fdatawrite+0x10/0x10 [ 154.075225][ T5803] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 154.075251][ T5803] ? rt_spin_unlock+0x161/0x200 [ 154.075278][ T5803] f2fs_sync_dirty_inodes+0x31f/0x830 [ 154.075317][ T5803] f2fs_write_checkpoint+0x93e/0x2440 [ 154.075339][ T5803] ? __lock_acquire+0xab9/0xd20 [ 154.075390][ T5803] ? __pfx_f2fs_write_checkpoint+0x10/0x10 [ 154.075472][ T5803] kill_f2fs_super+0x2cc/0x6d0 [ 154.075503][ T5803] ? __pfx_kill_f2fs_super+0x10/0x10 [ 154.075544][ T5803] ? shrinker_free+0x2ce/0x3e0 [ 154.075567][ T5803] deactivate_locked_super+0xbc/0x130 [ 154.075588][ T5803] cleanup_mnt+0x425/0x4c0 [ 154.075605][ T5803] ? lockdep_hardirqs_on+0x9c/0x150 [ 154.075629][ T5803] task_work_run+0x1d4/0x260 [ 154.075649][ T5803] ? __pfx_task_work_run+0x10/0x10 [ 154.075662][ T5803] ? __x64_sys_umount+0x122/0x160 [ 154.075686][ T5803] ? exit_to_user_mode_loop+0x40/0x130 [ 154.075712][ T5803] exit_to_user_mode_loop+0xe9/0x130 [ 154.075733][ T5803] do_syscall_64+0x2bd/0xfa0 [ 154.075752][ T5803] ? lockdep_hardirqs_on+0x9c/0x150 [ 154.075772][ T5803] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 154.075788][ T5803] ? clear_bhb_loop+0x60/0xb0 [ 154.075808][ T5803] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 154.075823][ T5803] RIP: 0033:0x7f4fdc2102f7 [ 154.075839][ T5803] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 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 a8 ff ff ff f7 d8 64 89 02 b8 [ 154.075852][ T5803] RSP: 002b:00007ffd6e06f7b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 154.075870][ T5803] RAX: 0000000000000000 RBX: 00007f4fdc291d7d RCX: 00007f4fdc2102f7 [ 154.075881][ T5803] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffd6e06f870 [ 154.075890][ T5803] RBP: 00007ffd6e06f870 R08: 0000000000000000 R09: 0000000000000000 [ 154.075900][ T5803] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffd6e070900 [ 154.075910][ T5803] R13: 00007f4fdc291d7d R14: 00000000000258fa R15: 00007ffd6e070940 [ 154.075944][ T5803] [ 154.075951][ T5803] F2FS-fs (loop4): Stopped filesystem due to reason: 3 [ 154.307489][ T6857] BTRFS info (device loop0): enabling ssd optimizations [ 154.307515][ T6857] BTRFS info (device loop0): turning on async discard [ 154.307531][ T6857] BTRFS info (device loop0): enabling free space tree [ 154.928328][ T6880] loop5: detected capacity change from 0 to 32768 [ 154.940639][ T6880] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.199 (6880) [ 154.953853][ T5800] BTRFS info (device loop0): last unmount of filesystem 3d39d0ba-bdae-447e-827b-b091e1a68885 [ 155.021674][ T6880] BTRFS info (device loop5): first mount of filesystem a6a605fc-d5f1-4e66-8595-3726e2b761d6 [ 155.021755][ T6880] BTRFS info (device loop5): using blake2b (blake2b-256-generic) checksum algorithm [ 155.295393][ T6923] loop2: detected capacity change from 0 to 256 [ 155.411390][ T6880] BTRFS info (device loop5): enabling ssd optimizations [ 155.411418][ T6880] BTRFS info (device loop5): turning on async discard [ 155.411435][ T6880] BTRFS info (device loop5): enabling free space tree [ 155.496946][ T6923] FAT-fs (loop2): Directory bread(block 64) failed [ 155.496986][ T6923] FAT-fs (loop2): Directory bread(block 65) failed [ 155.497091][ T6923] FAT-fs (loop2): Directory bread(block 66) failed [ 155.497120][ T6923] FAT-fs (loop2): Directory bread(block 67) failed [ 155.497229][ T6923] FAT-fs (loop2): Directory bread(block 68) failed [ 155.497256][ T6923] FAT-fs (loop2): Directory bread(block 69) failed [ 155.497361][ T6923] FAT-fs (loop2): Directory bread(block 70) failed [ 155.497387][ T6923] FAT-fs (loop2): Directory bread(block 71) failed [ 155.497565][ T6923] FAT-fs (loop2): Directory bread(block 72) failed [ 155.497592][ T6923] FAT-fs (loop2): Directory bread(block 73) failed [ 155.832998][ T6079] BTRFS info (device loop5): last unmount of filesystem a6a605fc-d5f1-4e66-8595-3726e2b761d6 [ 156.043141][ T6902] loop3: detected capacity change from 0 to 32768 [ 156.195761][ T6930] loop4: detected capacity change from 0 to 4096 [ 156.247128][ T6930] ntfs3(loop4): ino=3, Correct links count -> 2. [ 156.628166][ T6940] loop2: detected capacity change from 0 to 64 [ 156.822104][ T6943] loop5: detected capacity change from 0 to 256 [ 156.848310][ T6941] loop0: detected capacity change from 0 to 2048 [ 157.014355][ T6941] UDF-fs: warning (device loop0): udf_load_vrs: No anchor found [ 157.014381][ T6941] UDF-fs: Scanning with blocksize 512 failed [ 157.111510][ T6943] FAT-fs (loop5): Directory bread(block 64) failed [ 157.111553][ T6943] FAT-fs (loop5): Directory bread(block 65) failed [ 157.111657][ T6943] FAT-fs (loop5): Directory bread(block 66) failed [ 157.111685][ T6943] FAT-fs (loop5): Directory bread(block 67) failed [ 157.111793][ T6943] FAT-fs (loop5): Directory bread(block 68) failed [ 157.111821][ T6943] FAT-fs (loop5): Directory bread(block 69) failed [ 157.111921][ T6943] FAT-fs (loop5): Directory bread(block 70) failed [ 157.111949][ T6943] FAT-fs (loop5): Directory bread(block 71) failed [ 157.112056][ T6943] FAT-fs (loop5): Directory bread(block 72) failed [ 157.112083][ T6943] FAT-fs (loop5): Directory bread(block 73) failed [ 157.141760][ T6941] UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000) [ 157.373451][ T6950] loop2: detected capacity change from 0 to 256 [ 157.391833][ T6950] exfat: Deprecated parameter 'namecase' [ 157.446559][ T6950] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0x5441951d, utbl_chksum : 0xe619d30d) [ 157.496851][ T6952] loop4: detected capacity change from 0 to 2048 [ 157.508283][ T6952] NILFS (loop4): broken superblock, retrying with spare superblock (blocksize = 1024) [ 157.508316][ T6952] NILFS (loop4): mounting unchecked fs [ 157.585809][ T6952] NILFS (loop4): recovery complete [ 157.589270][ T6955] NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 157.983735][ T6966] loop3: detected capacity change from 0 to 1024 [ 158.141321][ T6966] EXT4-fs (loop3): stripe (4) is not aligned with cluster size (4096), stripe is disabled [ 158.282976][ T6966] EXT4-fs error (device loop3): ext4_map_blocks:778: inode #3: block 2: comm syz.3.220: lblock 2 mapped to illegal pblock 2 (length 1) [ 158.304011][ T6966] Quota error (device loop3): qtree_write_dquot: dquota write failed [ 158.304077][ T6966] EXT4-fs error (device loop3): ext4_map_blocks:778: inode #3: block 48: comm syz.3.220: lblock 0 mapped to illegal pblock 48 (length 1) [ 158.317386][ T6966] Quota error (device loop3): v2_write_file_info: Can't write info structure [ 158.317412][ T6966] EXT4-fs error (device loop3): ext4_acquire_dquot:6945: comm syz.3.220: Failed to acquire dquot type 0 [ 158.318293][ T6966] EXT4-fs error (device loop3) in ext4_reserve_inode_write:6313: Corrupt filesystem [ 158.318641][ T6966] EXT4-fs error (device loop3): ext4_evict_inode:254: inode #11: comm syz.3.220: mark_inode_dirty error [ 158.318877][ T6966] EXT4-fs warning (device loop3): ext4_evict_inode:257: couldn't mark inode dirty (err -117) [ 158.318965][ T6966] EXT4-fs (loop3): 1 orphan inode deleted [ 158.335113][ T6966] EXT4-fs (loop3): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 158.392200][ T58] EXT4-fs error (device loop3): ext4_map_blocks:778: inode #3: block 1: comm kworker/u8:3: lblock 1 mapped to illegal pblock 1 (length 1) [ 158.394005][ T58] Quota error (device loop3): remove_tree: Can't read quota data block 1 [ 158.394045][ T58] EXT4-fs error (device loop3): ext4_release_dquot:6981: comm kworker/u8:3: Failed to release dquot type 0 [ 158.846992][ T5802] EXT4-fs (loop3): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 158.901480][ T1410] EXT4-fs error (device loop3): ext4_map_blocks:778: inode #3: block 1: comm kworker/u8:9: lblock 1 mapped to illegal pblock 1 (length 1) [ 158.905937][ T1410] Quota error (device loop3): remove_tree: Can't read quota data block 1 [ 158.905983][ T1410] EXT4-fs error (device loop3): ext4_release_dquot:6981: comm kworker/u8:9: Failed to release dquot type 0 [ 158.907315][ T5802] EXT4-fs error (device loop3): __ext4_get_inode_loc:4832: comm syz-executor: Invalid inode table block 1 in block_group 0 [ 158.907949][ T5802] EXT4-fs error (device loop3) in ext4_reserve_inode_write:6313: Corrupt filesystem [ 158.908193][ T5802] EXT4-fs error (device loop3): ext4_quota_off:7229: inode #3: comm syz-executor: mark_inode_dirty error [ 159.045339][ T6963] loop2: detected capacity change from 0 to 32768 [ 159.209941][ T6963] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 159.279335][ T6987] loop3: detected capacity change from 0 to 128 [ 159.407274][ T6963] XFS (loop2): Ending clean mount [ 159.410270][ T6963] XFS (loop2): Quotacheck needed: Please wait. [ 159.445774][ T1113] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x42/0xe0, xfs_bnobt block 0x4 [ 159.445834][ T1113] XFS (loop2): Unmount and run xfs_repair [ 159.445846][ T1113] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 159.445863][ T1113] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 159.445877][ T1113] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 159.445890][ T1113] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 159.445903][ T1113] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 159.445917][ T1113] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 159.445930][ T1113] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 159.445943][ T1113] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 159.445957][ T1113] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 159.446212][ T1113] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x290/0x470" at daddr 0x4 len 4 error 74 [ 159.471581][ T6963] XFS (loop2): Quotacheck: Unsuccessful (Error -117): Disabling quotas. [ 159.655195][ T6968] loop4: detected capacity change from 0 to 32768 [ 159.834561][ T6968] XFS (loop4): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 159.871038][ T5804] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 159.894971][ T6960] loop5: detected capacity change from 0 to 32768 [ 159.905076][ T6994] loop3: detected capacity change from 0 to 2048 [ 159.956656][ T5804] XFS (loop2): Uncorrected metadata errors detected; please run xfs_repair. [ 160.159290][ T6968] XFS (loop4): Ending clean mount [ 160.506829][ T6972] loop0: detected capacity change from 0 to 32768 [ 160.859071][ T7013] loop2: detected capacity change from 0 to 512 [ 160.878101][ T7013] EXT4-fs: Ignoring removed bh option [ 160.962876][ T7013] EXT4-fs (loop2): mounting ext3 file system using the ext4 subsystem [ 161.127201][ T7013] EXT4-fs (loop2): 1 truncate cleaned up [ 161.163680][ T7013] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 161.302613][ T7013] EXT4-fs warning (device loop2): ext4_group_add:1736: No reserved GDT blocks, can't resize [ 161.400287][ T5803] XFS (loop4): Unmounting Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 161.678077][ T5804] EXT4-fs (loop2): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 161.788313][ T7008] loop3: detected capacity change from 0 to 40427 [ 161.826204][ T7008] F2FS-fs (loop3): Fix alignment : internally, start(4096) end(16896) block(12288) [ 162.011357][ T7008] F2FS-fs (loop3): invalid crc value [ 162.088120][ T7030] loop2: detected capacity change from 0 to 64 [ 162.153680][ T7032] loop0: detected capacity change from 0 to 256 [ 162.212039][ T7032] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xbe675ead, utbl_chksum : 0xe619d30d) [ 162.439061][ T7008] F2FS-fs (loop3): f2fs_recover_fsync_data: recovery fsync data, check_only: 1 [ 162.456705][ T7008] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 [ 162.913603][ T7045] loop2: detected capacity change from 0 to 2048 [ 162.998739][ T7045] UDF-fs: error (device loop2): udf_read_tagged: tag version 0x0000 != 0x0002 || 0x0003, block 0 [ 162.999289][ T7045] UDF-fs: warning (device loop2): udf_load_vrs: No anchor found [ 162.999306][ T7045] UDF-fs: Scanning with blocksize 512 failed [ 163.093983][ T7045] UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000) [ 163.147732][ T7023] loop5: detected capacity change from 0 to 32768 [ 163.171741][ T7023] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.230 (7023) [ 163.201827][ T7049] loop0: detected capacity change from 0 to 256 [ 163.218640][ T7023] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d [ 163.218713][ T7023] BTRFS info (device loop5): using sha256 (sha256-lib) checksum algorithm [ 163.308998][ T7049] FAT-fs (loop0): Directory bread(block 64) failed [ 163.309037][ T7049] FAT-fs (loop0): Directory bread(block 65) failed [ 163.309137][ T7049] FAT-fs (loop0): Directory bread(block 66) failed [ 163.309165][ T7049] FAT-fs (loop0): Directory bread(block 67) failed [ 163.309264][ T7049] FAT-fs (loop0): Directory bread(block 68) failed [ 163.309290][ T7049] FAT-fs (loop0): Directory bread(block 69) failed [ 163.312050][ T7049] FAT-fs (loop0): Directory bread(block 70) failed [ 163.312087][ T7049] FAT-fs (loop0): Directory bread(block 71) failed [ 163.312190][ T7049] FAT-fs (loop0): Directory bread(block 72) failed [ 163.312218][ T7049] FAT-fs (loop0): Directory bread(block 73) failed [ 163.623375][ T7023] BTRFS info (device loop5): enabling ssd optimizations [ 163.623404][ T7023] BTRFS info (device loop5): turning on async discard [ 163.623422][ T7023] BTRFS info (device loop5): enabling free space tree [ 163.953525][ T7071] loop0: detected capacity change from 0 to 16 [ 164.111347][ T7071] erofs (device loop0): mounted with root inode @ nid 36. [ 164.292389][ T6079] BTRFS info (device loop5): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d [ 164.446338][ T7040] loop4: detected capacity change from 0 to 32768 [ 164.586747][ T7040] XFS (loop4): Mounting V5 Filesystem c496e05e-540d-4c72-b591-04d79d8b4eeb [ 164.832937][ T7040] XFS (loop4): Torn write (CRC failure) detected at log block 0x30. Truncating head block from 0x51. [ 164.916905][ T5917] libceph: connect (1)[c::]:6789 error -101 [ 164.918004][ T5917] libceph: mon0 (1)[c::]:6789 connect error [ 164.947793][ T7040] XFS (loop4): Starting recovery (logdev: internal) [ 164.972935][ T5917] libceph: connect (1)[c::]:6789 error -101 [ 164.973130][ T5917] libceph: mon0 (1)[c::]:6789 connect error [ 164.976785][ T7096] loop3: detected capacity change from 0 to 256 [ 165.125652][ T7040] XFS (loop4): Ending recovery (logdev: internal) [ 165.249542][ T5917] libceph: connect (1)[c::]:6789 error -101 [ 165.249750][ T5917] libceph: mon0 (1)[c::]:6789 connect error [ 165.367300][ T7084] ceph: No mds server is up or the cluster is laggy [ 165.411578][ T5803] XFS (loop4): Unmounting Filesystem c496e05e-540d-4c72-b591-04d79d8b4eeb [ 165.936474][ T7111] loop0: detected capacity change from 0 to 128 [ 166.011629][ T7111] hpfs: filesystem error: invalid number of hotfixes: 2066844986, used: 2066844985; already mounted read-only [ 166.011683][ T7111] hpfs: filesystem error: improperly stopped [ 166.011696][ T7111] hpfs: filesystem error: warning: spare dnodes used, try chkdsk [ 166.011708][ T7111] hpfs: You really don't want any checks? You are crazy... [ 166.012087][ T7111] hpfs: hpfs_map_sector(): read error [ 166.012096][ T7111] hpfs: code page support is disabled [ 166.012202][ T7111] hpfs: hpfs_map_4sectors(): unaligned read [ 166.012278][ T7111] hpfs: hpfs_map_4sectors(): unaligned read [ 166.012287][ T7111] hpfs: filesystem error: unable to find root dir [ 166.199619][ T7077] loop2: detected capacity change from 0 to 32768 [ 166.434602][ T7121] loop0: detected capacity change from 0 to 128 [ 166.468776][ T7077] XFS (loop2): Mounting V5 Filesystem d7dc424e-7990-42cb-9f91-9cb7200a101d [ 166.687010][ T7077] XFS (loop2): Ending clean mount [ 166.777864][ T7077] XFS (loop2): Quotacheck needed: Please wait. [ 167.070081][ T7077] XFS (loop2): Quotacheck: Done. [ 167.129081][ T7134] loop5: detected capacity change from 0 to 512 [ 167.300020][ T7134] FAT-fs (loop5): Invalid FSINFO signature: 0x41615252, 0x05417272 (sector = 1) [ 167.300405][ T7134] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 167.411542][ T7104] loop3: detected capacity change from 0 to 32768 [ 167.503949][ T7104] XFS (loop3): Mounting V5 Filesystem c496e05e-540d-4c72-b591-04d79d8b4eeb [ 167.599096][ T5804] XFS (loop2): Unmounting Filesystem d7dc424e-7990-42cb-9f91-9cb7200a101d [ 167.660250][ T7145] loop0: detected capacity change from 0 to 4096 [ 167.725783][ T7104] XFS (loop3): Ending clean mount [ 167.756776][ T69] FAT-fs (loop5): Invalid FSINFO signature: 0x41615252, 0x05417272 (sector = 1) [ 167.796683][ T7104] XFS (loop3): Quotacheck needed: Please wait. [ 167.935656][ T7145] ntfs3(loop0): failed to convert "0080" to koi8-ru [ 167.995740][ T7145] ntfs3(loop0): failed to convert name for inode 1e. [ 167.998731][ T7125] loop4: detected capacity change from 0 to 32768 [ 168.019748][ T7145] ntfs3(loop0): ino=1f, mi_enum_attr [ 168.019930][ T7145] ntfs3(loop0): Mark volume as dirty due to NTFS errors [ 168.031448][ T7125] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.247 (7125) [ 168.136677][ T7125] BTRFS info (device loop4): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 168.136756][ T7125] BTRFS info (device loop4): using crc32c (crc32c-lib) checksum algorithm [ 168.136789][ T7125] BTRFS warning (device loop4): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 168.197414][ T7153] loop5: detected capacity change from 0 to 128 [ 168.208056][ T7104] XFS (loop3): Quotacheck: Done. [ 168.479343][ T7125] BTRFS info (device loop4): rebuilding free space tree [ 168.550940][ T7125] BTRFS info (device loop4): disabling free space tree [ 168.551034][ T7125] BTRFS info (device loop4): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 168.568209][ T7125] BTRFS info (device loop4): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 168.621911][ T7125] BTRFS info (device loop4): enabling ssd optimizations [ 168.621937][ T7125] BTRFS info (device loop4): turning on async discard [ 168.622025][ T7125] BTRFS info (device loop4): enabling disk space caching [ 168.622041][ T7125] BTRFS info (device loop4): force clearing of disk cache [ 168.622059][ T7125] BTRFS info (device loop4): use zstd compression, level 3 [ 168.832856][ T5802] XFS (loop3): Unmounting Filesystem c496e05e-540d-4c72-b591-04d79d8b4eeb [ 169.191587][ T7178] loop2: detected capacity change from 0 to 1024 [ 169.196356][ T7178] EXT4-fs: Ignoring removed bh option [ 169.196415][ T7178] EXT4-fs: inline encryption not supported [ 169.199106][ T7178] EXT4-fs (loop2): stripe (65535) is not aligned with cluster size (4096), stripe is disabled [ 169.222797][ T7178] [EXT4 FS bs=1024, gc=1, bpg=131072, ipg=32, mo=c84ce018, mo2=0000] [ 169.341157][ T7179] loop5: detected capacity change from 0 to 256 [ 169.462416][ T7178] EXT4-fs error (device loop2): ext4_map_blocks:778: inode #3: block 2: comm syz.2.258: lblock 2 mapped to illegal pblock 2 (length 1) [ 169.462918][ T7178] Quota error (device loop2): qtree_write_dquot: dquota write failed [ 169.462971][ T7178] EXT4-fs error (device loop2): ext4_map_blocks:778: inode #3: block 48: comm syz.2.258: lblock 0 mapped to illegal pblock 48 (length 1) [ 169.470269][ T7178] Quota error (device loop2): v2_write_file_info: Can't write info structure [ 169.470293][ T7178] EXT4-fs error (device loop2): ext4_acquire_dquot:6945: comm syz.2.258: Failed to acquire dquot type 0 [ 169.470676][ T7178] EXT4-fs error (device loop2) in ext4_reserve_inode_write:6313: Corrupt filesystem [ 169.470966][ T7178] EXT4-fs error (device loop2): ext4_evict_inode:254: inode #11: comm syz.2.258: mark_inode_dirty error [ 169.562357][ T7178] EXT4-fs warning (device loop2): ext4_evict_inode:257: couldn't mark inode dirty (err -117) [ 169.562473][ T7178] EXT4-fs (loop2): 1 orphan inode deleted [ 169.565326][ T7178] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 169.687189][ T3579] EXT4-fs error (device loop2): ext4_map_blocks:778: inode #3: block 1: comm kworker/u8:13: lblock 1 mapped to illegal pblock 1 (length 1) [ 169.687624][ T3579] Quota error (device loop2): remove_tree: Can't read quota data block 1 [ 169.687664][ T3579] EXT4-fs error (device loop2): ext4_release_dquot:6981: comm kworker/u8:13: Failed to release dquot type 0 [ 169.751628][ T7179] FAT-fs (loop5): Directory bread(block 64) failed [ 169.751668][ T7179] FAT-fs (loop5): Directory bread(block 65) failed [ 169.751771][ T7179] FAT-fs (loop5): Directory bread(block 66) failed [ 169.751799][ T7179] FAT-fs (loop5): Directory bread(block 67) failed [ 169.751909][ T7179] FAT-fs (loop5): Directory bread(block 68) failed [ 169.751935][ T7179] FAT-fs (loop5): Directory bread(block 69) failed [ 169.752037][ T7179] FAT-fs (loop5): Directory bread(block 70) failed [ 169.752064][ T7179] FAT-fs (loop5): Directory bread(block 71) failed [ 169.752199][ T7179] FAT-fs (loop5): Directory bread(block 72) failed [ 169.752227][ T7179] FAT-fs (loop5): Directory bread(block 73) failed [ 169.865153][ T7178] EXT4-fs error (device loop2): ext4_map_blocks:778: inode #3: block 48: comm syz.2.258: lblock 0 mapped to illegal pblock 48 (length 1) [ 169.865455][ T7178] Quota error (device loop2): v2_read_header: Failed header read: expected=8 got=-117 [ 169.922751][ T5803] BTRFS info (device loop4): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 169.937393][ T7179] syz.5.257: attempt to access beyond end of device [ 169.937393][ T7179] loop5: rw=524288, sector=1192, nr_sectors = 4 limit=256 [ 169.937749][ T7179] syz.5.257: attempt to access beyond end of device [ 169.937749][ T7179] loop5: rw=0, sector=1192, nr_sectors = 4 limit=256 [ 169.980188][ T37] audit: type=1800 audit(1762027451.268:9): pid=7179 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz.5.257" name="file1" dev="loop5" ino=1048730 res=0 errno=0 [ 170.090257][ T7187] loop3: detected capacity change from 0 to 256 [ 170.119246][ T5804] EXT4-fs (loop2): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 170.161530][ T7187] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 170.191304][ T7187] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010364, chksum : 0x44009a1b, utbl_chksum : 0xe619d30d) [ 170.309261][ T7190] loop2: detected capacity change from 0 to 512 [ 170.422203][ T7190] EXT4-fs (loop2): filesystem is read-only [ 170.425211][ T7190] EXT4-fs (loop2): ext4_check_descriptors: Block bitmap for group 0 overlaps block group descriptors [ 170.475207][ T7190] EXT4-fs (loop2): filesystem is read-only [ 170.475229][ T7190] EXT4-fs (loop2): orphan cleanup on readonly fs [ 170.480549][ T7190] EXT4-fs error (device loop2): ext4_orphan_get:1392: inode #16: comm syz.2.261: iget: bad i_size value: -504403158265486552 [ 170.485058][ T7190] EXT4-fs error (device loop2): ext4_orphan_get:1397: comm syz.2.261: couldn't read orphan inode 16 (err -117) [ 170.490469][ T7190] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 ro without journal. Quota mode: none. [ 170.617467][ T7194] loop4: detected capacity change from 0 to 1024 [ 170.771379][ T7198] loop5: detected capacity change from 0 to 512 [ 170.773019][ T7198] EXT4-fs: Ignoring removed mblk_io_submit option [ 170.774754][ T7198] EXT4-fs (loop5): blocks per group (255) and clusters per group (8192) inconsistent [ 170.788380][ T7173] loop0: detected capacity change from 0 to 32768 [ 170.863962][ T5804] EXT4-fs (loop2): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 171.013721][ T7173] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 171.248469][ T7204] loop3: detected capacity change from 0 to 128 [ 171.346853][ T7206] loop5: detected capacity change from 0 to 256 [ 171.441363][ T7206] exFAT-fs (loop5): failed to load upcase table (idx : 0x00011f3f, chksum : 0x23ae2a4b, utbl_chksum : 0xe619d30d) [ 171.599988][ T5800] ocfs2: Unmounting device (7,0) on (node local) [ 171.655546][ T7208] loop4: detected capacity change from 0 to 2048 [ 171.793489][ T7211] NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 172.285097][ T7218] loop4: detected capacity change from 0 to 512 [ 172.342123][ T7218] EXT4-fs (loop4): encrypted files will use data=ordered instead of data journaling mode [ 172.422845][ T7218] EXT4-fs (loop4): 1 truncate cleaned up [ 172.426803][ T7218] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 172.560432][ T7203] loop2: detected capacity change from 0 to 32768 [ 172.623824][ T5803] EXT4-fs (loop4): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 172.719152][ T7203] XFS (loop2): Mounting V5 Filesystem d7dc424e-7990-42cb-9f91-9cb7200a101d [ 172.877192][ T7203] XFS (loop2): Ending clean mount [ 172.891669][ T7203] XFS (loop2): Quotacheck needed: Please wait. [ 173.029843][ T7203] XFS (loop2): Quotacheck: Done. [ 173.077521][ T7230] loop3: detected capacity change from 0 to 4096 [ 173.103371][ T7210] loop0: detected capacity change from 0 to 32768 [ 173.163555][ T7215] loop5: detected capacity change from 0 to 32768 [ 173.246021][ T7210] XFS (loop0): Mounting V5 Filesystem c496e05e-540d-4c72-b591-04d79d8b4eeb [ 173.305426][ T7241] NILFS (loop3): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 173.350183][ T5804] XFS (loop2): Unmounting Filesystem d7dc424e-7990-42cb-9f91-9cb7200a101d [ 173.467860][ T7210] XFS (loop0): Ending clean mount [ 173.498918][ T7210] XFS (loop0): Quotacheck needed: Please wait. [ 173.578820][ T7243] loop4: detected capacity change from 0 to 256 [ 173.678927][ T7238] read_mapping_page failed! [ 173.678942][ T7238] diRead: read_metapage failed [ 173.768772][ T7210] XFS (loop0): Quotacheck: Done. [ 173.913297][ T7243] exFAT-fs (loop4): error, data size is invalid(34359738378) [ 173.913324][ T7243] exFAT-fs (loop4): Filesystem has been set read-only [ 173.914681][ T7243] exFAT-fs (loop4): error, data size is invalid(34359738378) [ 174.239459][ T5800] XFS (loop0): Unmounting Filesystem c496e05e-540d-4c72-b591-04d79d8b4eeb [ 174.439012][ T7246] loop4: detected capacity change from 0 to 1024 [ 174.443632][ T7251] loop5: detected capacity change from 0 to 512 [ 174.449156][ T7251] EXT4-fs: Journaled quota options ignored when QUOTA feature is enabled [ 174.456903][ T7246] EXT4-fs: Ignoring removed nobh option [ 174.456928][ T7246] EXT4-fs: Ignoring removed bh option [ 174.592478][ T7251] EXT4-fs error (device loop5): ext4_orphan_get:1392: inode #15: comm syz.5.277: iget: bad i_size value: 38620345925642 [ 174.593025][ T7251] EXT4-fs error (device loop5): ext4_orphan_get:1397: comm syz.5.277: couldn't read orphan inode 15 (err -117) [ 174.594494][ T7246] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 174.604117][ T7251] EXT4-fs (loop5): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 174.756972][ T7259] loop2: detected capacity change from 0 to 256 [ 174.866161][ T5803] EXT4-fs (loop4): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 174.896889][ T6079] EXT4-fs (loop5): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 175.159895][ T7263] loop5: detected capacity change from 0 to 64 [ 175.629536][ T7248] loop3: detected capacity change from 0 to 32768 [ 175.794338][ T7248] non-latin1 character 0xffff found in JFS file name [ 175.794368][ T7248] mount with iocharset=utf8 to access [ 176.394230][ T7265] loop0: detected capacity change from 0 to 32768 [ 176.419123][ T7265] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.279 (7265) [ 176.478079][ T7265] BTRFS info (device loop0): first mount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d [ 176.478159][ T7265] BTRFS info (device loop0): using sha256 (sha256-lib) checksum algorithm [ 176.749045][ T7269] loop2: detected capacity change from 0 to 32768 [ 176.801658][ T7269] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.284 (7269) [ 176.831967][ T7265] BTRFS info (device loop0): rebuilding free space tree [ 176.955632][ T7269] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d [ 176.955711][ T7269] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm [ 176.967814][ T7288] loop4: detected capacity change from 0 to 4096 [ 177.006268][ T7265] BTRFS info (device loop0): disabling free space tree [ 177.006356][ T7265] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 177.006384][ T7265] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 177.078342][ T7265] BTRFS info (device loop0): enabling ssd optimizations [ 177.078369][ T7265] BTRFS info (device loop0): turning on async discard [ 177.078386][ T7265] BTRFS info (device loop0): force clearing of disk cache [ 177.078402][ T7265] BTRFS info (device loop0): enabling auto defrag [ 177.078419][ T7265] BTRFS info (device loop0): max_inline set to 4096 [ 177.381794][ T7269] BTRFS info (device loop2): enabling ssd optimizations [ 177.381822][ T7269] BTRFS info (device loop2): turning on async discard [ 177.381839][ T7269] BTRFS info (device loop2): enabling free space tree [ 177.725988][ T5804] BTRFS info (device loop2): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d [ 177.836066][ T5800] BTRFS info (device loop0): last unmount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d [ 177.881183][ T7314] loop4: detected capacity change from 0 to 1024 [ 177.883196][ T7273] loop5: detected capacity change from 0 to 32768 [ 177.960002][ T7276] loop3: detected capacity change from 0 to 40427 [ 178.006889][ T7273] XFS (loop5): Mounting V5 Filesystem d7dc424e-7990-42cb-9f91-9cb7200a101d [ 178.194579][ T1461] hfsplus: b-tree write err: -5, ino 4 [ 178.214103][ T7273] XFS (loop5): Ending clean mount [ 178.242264][ T7273] XFS (loop5): Quotacheck needed: Please wait. [ 178.574165][ T7331] loop2: detected capacity change from 0 to 512 [ 178.695963][ T7331] FAT-fs (loop2): Invalid FSINFO signature: 0x41615252, 0x05417272 (sector = 1) [ 178.696311][ T7331] FAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 178.739932][ T7276] F2FS-fs (loop3): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 178.770576][ T7276] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 [ 178.783331][ T7273] XFS (loop5): Quotacheck: Done. [ 178.903403][ T7276] F2FS-fs (loop3): Inconsistent error blkaddr:5633, sit bitmap:0 [ 178.903440][ T7276] CPU: 1 UID: 0 PID: 7276 Comm: syz.3.288 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 178.903465][ T7276] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 178.903478][ T7276] Call Trace: [ 178.903487][ T7276] [ 178.903497][ T7276] dump_stack_lvl+0x189/0x250 [ 178.903539][ T7276] ? __pfx_dump_stack_lvl+0x10/0x10 [ 178.903571][ T7276] ? __pfx_f2fs_get_dnode_of_data+0x10/0x10 [ 178.903600][ T7276] ? filemap_add_folio+0x3db/0x620 [ 178.903628][ T7276] ? __pfx_f2fs_lookup_read_extent_cache_block+0x10/0x10 [ 178.903665][ T7276] __f2fs_is_valid_blkaddr+0xd84/0x14f0 [ 178.903705][ T7276] f2fs_get_read_data_folio+0x3d7/0x7b0 [ 178.903740][ T7276] ? __pfx_f2fs_get_read_data_folio+0x10/0x10 [ 178.903765][ T7276] ? lockdep_unlock+0x89/0x120 [ 178.903795][ T7276] ? __pfx___might_resched+0x10/0x10 [ 178.903823][ T7276] ? __filemap_get_folio+0x7f6/0xa40 [ 178.903858][ T7276] f2fs_find_data_folio+0x195/0x3c0 [ 178.903897][ T7276] f2fs_readdir+0x4b3/0xa60 [ 178.903953][ T7276] ? __pfx_f2fs_readdir+0x10/0x10 [ 178.903980][ T7276] ? _raw_spin_unlock_irqrestore+0x85/0x110 [ 178.904009][ T7276] ? lockdep_hardirqs_on+0x9c/0x150 [ 178.904040][ T7276] ? iterate_dir+0x29e/0x580 [ 178.904062][ T7276] ? down_read_killable+0x152/0x220 [ 178.904093][ T7276] ? __pfx_down_read_killable+0x10/0x10 [ 178.904136][ T7276] iterate_dir+0x3a5/0x580 [ 178.904167][ T7276] __se_sys_getdents+0xe4/0x250 [ 178.904194][ T7276] ? __pfx___se_sys_getdents+0x10/0x10 [ 178.904218][ T7276] ? __pfx_filldir+0x10/0x10 [ 178.904253][ T7276] ? do_syscall_64+0xbe/0xfa0 [ 178.904285][ T7276] do_syscall_64+0xfa/0xfa0 [ 178.904311][ T7276] ? lockdep_hardirqs_on+0x9c/0x150 [ 178.904338][ T7276] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 178.904359][ T7276] ? clear_bhb_loop+0x60/0xb0 [ 178.904385][ T7276] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 178.904407][ T7276] RIP: 0033:0x7f8cbfc6efc9 [ 178.904427][ T7276] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 178.904446][ T7276] RSP: 002b:00007f8cbded6038 EFLAGS: 00000246 ORIG_RAX: 000000000000004e [ 178.904469][ T7276] RAX: ffffffffffffffda RBX: 00007f8cbfec5fa0 RCX: 00007f8cbfc6efc9 [ 178.904485][ T7276] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 178.904499][ T7276] RBP: 00007f8cbfcf1f91 R08: 0000000000000000 R09: 0000000000000000 [ 178.904513][ T7276] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 178.904527][ T7276] R13: 00007f8cbfec6038 R14: 00007f8cbfec5fa0 R15: 00007ffc0a79a2c8 [ 178.904563][ T7276] [ 179.375275][ T6079] XFS (loop5): Unmounting Filesystem d7dc424e-7990-42cb-9f91-9cb7200a101d [ 179.876259][ T7334] loop4: detected capacity change from 0 to 32768 [ 179.926918][ T7334] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.295 (7334) [ 179.990506][ T7334] BTRFS info (device loop4): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d [ 179.990588][ T7334] BTRFS info (device loop4): using sha256 (sha256-lib) checksum algorithm [ 180.093041][ T7349] loop5: detected capacity change from 0 to 512 [ 180.094439][ T7349] EXT4-fs: Ignoring removed oldalloc option [ 180.094460][ T7349] EXT4-fs: Ignoring removed bh option [ 180.183911][ T7349] [EXT4 FS bs=1024, gc=1, bpg=8192, ipg=32, mo=a842c118, mo2=0002] [ 180.184048][ T7349] System zones: 1-12 [ 180.206664][ T7349] EXT4-fs error (device loop5): ext4_iget_extra_inode:5075: inode #15: comm syz.5.297: corrupted in-inode xattr: e_value size too large [ 180.207316][ T7349] EXT4-fs error (device loop5): ext4_orphan_get:1397: comm syz.5.297: couldn't read orphan inode 15 (err -117) [ 180.214370][ T7349] EXT4-fs (loop5): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 180.273442][ T7334] BTRFS info (device loop4): enabling ssd optimizations [ 180.273469][ T7334] BTRFS info (device loop4): turning on async discard [ 180.273486][ T7334] BTRFS info (device loop4): enabling free space tree [ 180.356434][ T7360] loop2: detected capacity change from 0 to 4096 [ 180.466520][ T7360] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 180.514805][ T6079] EXT4-fs (loop5): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 180.554063][ T7334] BTRFS info (device loop4): setting incompat feature flag for SIMPLE_QUOTA (0x10000) [ 180.827357][ T5804] EXT4-fs (loop2): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 180.848773][ T7371] loop5: detected capacity change from 0 to 512 [ 180.924777][ T7371] EXT4-fs (loop5): mounting ext3 file system using the ext4 subsystem [ 181.069248][ T7371] EXT4-fs (loop5): invalid journal inode [ 181.069351][ T7371] EXT4-fs (loop5): can't get journal size [ 181.127085][ T7336] loop0: detected capacity change from 0 to 40427 [ 181.137905][ T7371] [EXT4 FS bs=1024, gc=1, bpg=8192, ipg=32, mo=e056c118, mo2=0002] [ 181.140817][ T7371] System zones: 1-12, 13-13 [ 181.165688][ T7371] EXT4-fs (loop5): 1 truncate cleaned up [ 181.168666][ T7371] EXT4-fs (loop5): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 181.236304][ T7336] F2FS-fs (loop0): invalid crc value [ 181.524302][ T6079] EXT4-fs (loop5): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 181.653699][ T5803] BTRFS info (device loop4): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d [ 181.763690][ T7336] F2FS-fs (loop0): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 181.768756][ T7336] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e4 [ 181.810731][ T7380] loop5: detected capacity change from 0 to 1024 [ 181.848196][ T7379] loop2: detected capacity change from 0 to 2048 [ 181.850623][ T7379] UDF-fs: error (device loop2): udf_read_tagged: read failed, block=3932051, location=3932051 [ 181.955309][ T7379] UDF-fs: INFO Mounting volume 'LiuxUDF', timestamp 2022/11/22 14:59 (1000) [ 182.076292][ T7382] loop4: detected capacity change from 0 to 512 [ 182.078332][ T7382] FAT-fs (loop4): utf8 is not a recommended IO charset for FAT filesystems, filesystem will be case sensitive! [ 182.126893][ T37] audit: type=1800 audit(1762027463.458:10): pid=7380 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.5.304" name="bus" dev="loop5" ino=26 res=0 errno=0 [ 182.247551][ T7382] FAT-fs (loop4): error, fat_get_cluster: invalid start cluster (i_pos 0, start 22000003) [ 182.247583][ T7382] FAT-fs (loop4): Filesystem has been set read-only [ 182.273217][ T7382] FAT-fs (loop4): error, fat_get_cluster: invalid start cluster (i_pos 0, start 22000003) [ 182.573783][ T7384] loop2: detected capacity change from 0 to 22 [ 182.575203][ T7384] MTD: Attempt to mount non-MTD device "/dev/loop2" [ 182.614602][ T7384] romfs: Mounting image 'rom 637cf1fa' through the block layer [ 182.656321][ T7386] loop4: detected capacity change from 0 to 128 [ 182.723285][ T7386] UDF-fs: error (device loop4): udf_read_tagged: read failed, block=256, location=256 [ 182.731644][ T7386] UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000) [ 182.884998][ T7388] loop2: detected capacity change from 0 to 4096 [ 183.011596][ T3579] hfsplus: b-tree write err: -5, ino 4 [ 183.017724][ T3579] hfsplus: b-tree write err: -5, ino 8 [ 183.049015][ T7388] NILFS (loop2): invalid segment: Inconsistency found [ 183.049043][ T7388] NILFS (loop2): trying rollback from an earlier position [ 183.264775][ T7388] NILFS (loop2): recovery complete [ 183.284089][ T7370] loop3: detected capacity change from 0 to 40427 [ 183.306152][ T7393] NILFS (loop2): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 183.366691][ T7370] F2FS-fs (loop3): Wrong SSA boundary, start(3584) end(4096) blocks(3072) [ 183.366723][ T7370] F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock [ 183.407986][ T7370] F2FS-fs (loop3): invalid crc value [ 183.408018][ T7370] F2FS-fs (loop3): Ignore s_resuid=0, s_resgid=10 w/o reserve_root and reserve_node [ 183.433896][ T7370] F2FS-fs (loop3): Mismatch valid blocks 4 vs. 5 [ 183.624428][ T7370] F2FS-fs (loop3): Failed to initialize F2FS segment manager (-117) [ 184.266530][ T7403] loop3: detected capacity change from 0 to 128 [ 184.301931][ T7403] FAT-fs (loop3): utf8 is not a recommended IO charset for FAT filesystems, filesystem will be case sensitive! [ 184.325802][ T7403] FAT-fs (loop3): Invalid FSINFO signature: 0x41615252, 0x80417272 (sector = 1) [ 184.712568][ T7405] loop3: detected capacity change from 0 to 256 [ 184.775668][ T7390] loop4: detected capacity change from 0 to 32768 [ 184.817353][ T7401] loop2: detected capacity change from 0 to 32768 [ 184.912056][ T7401] (syz.2.312,7401,1):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC. [ 184.914273][ T7401] (syz.2.312,7401,1):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC. [ 185.003100][ T7405] FAT-fs (loop3): Directory bread(block 64) failed [ 185.003144][ T7405] FAT-fs (loop3): Directory bread(block 65) failed [ 185.003258][ T7405] FAT-fs (loop3): Directory bread(block 66) failed [ 185.003295][ T7405] FAT-fs (loop3): Directory bread(block 67) failed [ 185.003397][ T7405] FAT-fs (loop3): Directory bread(block 68) failed [ 185.003504][ T7405] FAT-fs (loop3): Directory bread(block 69) failed [ 185.003612][ T7405] FAT-fs (loop3): Directory bread(block 70) failed [ 185.003640][ T7405] FAT-fs (loop3): Directory bread(block 71) failed [ 185.003737][ T7405] FAT-fs (loop3): Directory bread(block 72) failed [ 185.003764][ T7405] FAT-fs (loop3): Directory bread(block 73) failed [ 185.031447][ T7401] JBD2: Ignoring recovery information on journal [ 185.055959][ T7397] loop0: detected capacity change from 0 to 32768 [ 185.071991][ T7397] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.307 (7397) [ 185.085254][ T7399] loop5: detected capacity change from 0 to 32768 [ 185.150719][ T7399] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.313 (7399) [ 185.265767][ T7397] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 185.265846][ T7397] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 185.307124][ T7399] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d [ 185.307205][ T7399] BTRFS info (device loop5): using sha256 (sha256-lib) checksum algorithm [ 185.370527][ T7401] ocfs2: Mounting device (7,2) on (node local, slot 0) with ordered data mode. [ 185.835289][ T7399] BTRFS info (device loop5): enabling ssd optimizations [ 185.835316][ T7399] BTRFS info (device loop5): turning on async discard [ 185.835334][ T7399] BTRFS info (device loop5): enabling free space tree [ 185.876524][ T7397] BTRFS info (device loop0): rebuilding free space tree [ 186.068193][ T7443] loop4: detected capacity change from 0 to 512 [ 186.099252][ T6079] BTRFS info (device loop5): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d [ 186.130963][ T7397] BTRFS info (device loop0): allowing degraded mounts [ 186.130988][ T7397] BTRFS info (device loop0): enabling ssd optimizations [ 186.131006][ T7397] BTRFS info (device loop0): enabling free space tree [ 186.131022][ T7397] BTRFS info (device loop0): force clearing of disk cache [ 186.131224][ T7397] BTRFS info (device loop0): use zstd compression, level 3 [ 186.131245][ T7397] BTRFS info (device loop0): max_inline set to 0 [ 186.393894][ T5804] ocfs2: Unmounting device (7,2) on (node local) [ 186.542259][ T5800] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 187.034708][ T7450] loop5: detected capacity change from 0 to 1024 [ 187.304182][ T7450] syz.5.322: attempt to access beyond end of device [ 187.304182][ T7450] loop5: rw=0, sector=201326592, nr_sectors = 2 limit=1024 [ 187.304488][ T7450] Buffer I/O error on dev loop5, logical block 100663296, async page read [ 187.304749][ T7450] hfsplus: unable to mark blocks free: error -5 [ 187.304763][ T7450] hfsplus: can't free extent: start 0, count 1 [ 187.315846][ T7433] loop3: detected capacity change from 0 to 32768 [ 187.368138][ T7433] XFS (loop3): DAX unsupported by block device. Turning off DAX. [ 187.372975][ T7433] XFS (loop3): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 187.627844][ T7433] XFS (loop3): Ending clean mount [ 187.896104][ T5802] XFS (loop3): Unmounting Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 187.989626][ T7448] loop4: detected capacity change from 0 to 32768 [ 188.007351][ T7467] loop5: detected capacity change from 0 to 4096 [ 188.109533][ T7467] ntfs3(loop5): Different NTFS sector size (4096) and media sector size (512). [ 188.243187][ T7467] ntfs3(loop5): ino=19, mi_enum_attr [ 188.243220][ T7467] ntfs3(loop5): Mark volume as dirty due to NTFS errors [ 188.246791][ T7448] jfs_lookup: iget failed on inum 4 [ 188.751675][ T7473] loop5: detected capacity change from 0 to 64 [ 188.794596][ T7472] loop3: detected capacity change from 0 to 128 [ 188.859058][ T7455] loop2: detected capacity change from 0 to 32768 [ 188.946336][ T7472] EXT4-fs (loop3): mounted filesystem 76b65be2-f6da-4727-8c75-0525a5b65a09 r/w without journal. Quota mode: writeback. [ 189.005413][ T7472] ext4 filesystem being mounted at /53/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa supports timestamps until 2038-01-19 (0x7fffffff) [ 189.067566][ T7455] ocfs2: Mounting device (7,2) on (node local, slot 0) with ordered data mode. [ 189.131290][ T7472] EXT4-fs warning (device loop3): ext4_group_extend:1862: can't shrink FS - resize aborted [ 189.367712][ T5802] EXT4-fs (loop3): unmounting filesystem 76b65be2-f6da-4727-8c75-0525a5b65a09. [ 189.376155][ T7482] loop5: detected capacity change from 0 to 512 [ 189.466243][ T7480] (syz.2.318,7480,0):ocfs2_check_dir_entry:325 ERROR: bad entry in directory #65: rec_len is smaller than minimal - offset=16, inode=65, rec_len=12, name_len=0 [ 189.466285][ T7480] (syz.2.318,7480,0):__ocfs2_delete_entry:1170 ERROR: status = -5 [ 189.466308][ T7480] (syz.2.318,7480,0):ocfs2_unlink:993 ERROR: status = -5 [ 189.466450][ T7480] (syz.2.318,7480,0):ocfs2_unlink:1046 ERROR: status = -5 [ 189.555442][ T7482] EXT4-fs (loop5): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 189.555603][ T7482] ext4 filesystem being mounted at /32/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 189.626475][ T7485] loop3: detected capacity change from 0 to 256 [ 189.630519][ T7482] EXT4-fs warning (device loop5): verify_group_input:156: Last group not full [ 189.703090][ T7485] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xbe66f6fd, utbl_chksum : 0xe619d30d) [ 189.770229][ T7469] loop0: detected capacity change from 0 to 32768 [ 189.805256][ T7469] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.326 (7469) [ 189.840293][ T7469] BTRFS info (device loop0): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 189.840371][ T7469] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 189.840406][ T7469] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 189.977300][ T5804] ocfs2: Unmounting device (7,2) on (node local) [ 190.052587][ T6079] EXT4-fs (loop5): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 190.272716][ T7469] BTRFS info (device loop0): rebuilding free space tree [ 190.422866][ T7469] BTRFS info (device loop0): disabling free space tree [ 190.423024][ T7469] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 190.423051][ T7469] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 190.439870][ T7508] loop5: detected capacity change from 0 to 65 [ 190.494817][ T7469] BTRFS info (device loop0): enabling ssd optimizations [ 190.494845][ T7469] BTRFS info (device loop0): turning on async discard [ 190.494861][ T7469] BTRFS info (device loop0): enabling disk space caching [ 190.494878][ T7469] BTRFS info (device loop0): force clearing of disk cache [ 190.494896][ T7469] BTRFS info (device loop0): use zstd compression, level 3 [ 190.572094][ T7508] BFS-fs: bfs_fill_super(): NOTE: filesystem loop5 was created with 512 inodes, the real maximum is 511, mounting anyway [ 190.617111][ T7502] loop2: detected capacity change from 0 to 4096 [ 190.665951][ T7469] BTRFS warning (device loop0): can't clear the incompat:0,mixed_groups feature bits while mounted [ 190.671220][ T37] audit: type=1800 audit(1762027471.988:11): pid=7469 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.0.326" name="file1" dev="loop0" ino=260 res=0 errno=0 [ 190.687491][ T7502] ntfs3(loop2): Different NTFS sector size (4096) and media sector size (512). [ 190.869281][ T7502] ntfs3(loop2): ino=1a, mi_enum_attr [ 190.869312][ T7502] ntfs3(loop2): Mark volume as dirty due to NTFS errors [ 190.869944][ T7502] ntfs3(loop2): ino=1a, mi_enum_attr [ 190.869965][ T7502] ntfs3(loop2): Failed to initialize $Extend/$Reparse. [ 191.062625][ T5800] BTRFS info (device loop0): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 191.169284][ T7479] loop4: detected capacity change from 0 to 32768 [ 191.278599][ T7479] XFS (loop4): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 191.697491][ T7523] loop5: detected capacity change from 0 to 64 [ 191.717320][ T7523] BFS-fs: bfs_fill_super(): loop5 is unclean, continuing [ 191.783247][ T7479] XFS (loop4): Ending clean mount [ 191.851218][ T7506] loop3: detected capacity change from 0 to 40427 [ 191.852669][ T7506] F2FS-fs: heap/no_heap options were deprecated [ 191.876759][ T7506] F2FS-fs (loop3): build fault injection rate: 19 [ 191.876782][ T7506] F2FS-fs (loop3): build fault injection type: 0x3bfe8c [ 191.900018][ T7479] XFS (loop4): Quotacheck needed: Please wait. [ 191.904785][ T7506] F2FS-fs (loop3): invalid crc value [ 192.032541][ T7506] F2FS-fs (loop3): inject page alloc in f2fs_grab_cache_folio of f2fs_ra_meta_pages+0x615/0x970 [ 192.160298][ T7479] XFS (loop4): Quotacheck: Done. [ 192.502650][ T7506] F2FS-fs (loop3): inject slab alloc in f2fs_kmem_cache_alloc of read_node_folio+0x20a/0x3f0 [ 192.510840][ T7506] F2FS-fs (loop3): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 192.532195][ T7506] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 [ 192.579715][ T7531] loop0: detected capacity change from 0 to 1024 [ 192.584819][ T7531] EXT4-fs: Ignoring removed nobh option [ 192.584843][ T7531] EXT4-fs: inline encryption not supported [ 192.637327][ T5803] XFS (loop4): Unmounting Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 192.682733][ T7506] F2FS-fs (loop3): inject page alloc in f2fs_grab_cache_folio of f2fs_new_node_folio+0x131/0xa40 [ 192.713681][ T7531] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 192.808926][ T7531] EXT4-fs (loop0): stripe (248) is not aligned with cluster size (16), stripe is disabled [ 192.869243][ T7536] loop5: detected capacity change from 0 to 256 [ 192.900027][ T7531] EXT4-fs (loop0): can't enable nombcache during remount [ 192.910036][ T5802] syz-executor: attempt to access beyond end of device [ 192.910036][ T5802] loop3: rw=2049, sector=40960, nr_sectors = 16 limit=40427 [ 192.934441][ T7521] loop2: detected capacity change from 0 to 32768 [ 192.972504][ T5802] CPU: 0 UID: 0 PID: 5802 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 192.972540][ T5802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 192.972552][ T5802] Call Trace: [ 192.972559][ T5802] [ 192.972568][ T5802] dump_stack_lvl+0x189/0x250 [ 192.972598][ T5802] ? reacquire_held_locks+0x127/0x1d0 [ 192.972626][ T5802] ? rt_spin_lock+0x1c1/0x3e0 [ 192.972647][ T5802] ? __pfx_dump_stack_lvl+0x10/0x10 [ 192.972671][ T5802] ? __pfx_queue_work_on+0x10/0x10 [ 192.972696][ T5802] ? rt_spin_unlock+0x150/0x200 [ 192.972719][ T5802] ? rt_spin_unlock+0x161/0x200 [ 192.972742][ T5802] f2fs_handle_critical_error+0x354/0x510 [ 192.972771][ T5802] f2fs_write_end_io+0x886/0xb60 [ 192.972815][ T5802] __submit_merged_bio+0x27a/0x6a0 [ 192.972845][ T5802] __submit_merged_write_cond+0x44c/0x530 [ 192.972876][ T5802] f2fs_sync_node_pages+0x1479/0x15e0 [ 192.972921][ T5802] ? __pfx_f2fs_sync_node_pages+0x10/0x10 [ 192.972943][ T5802] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 192.972999][ T5802] ? f2fs_write_checkpoint+0xdad/0x2440 [ 192.973034][ T5802] f2fs_write_checkpoint+0xdde/0x2440 [ 192.973058][ T5802] ? __lock_acquire+0xab9/0xd20 [ 192.973112][ T5802] ? __pfx_f2fs_write_checkpoint+0x10/0x10 [ 192.973197][ T5802] kill_f2fs_super+0x2cc/0x6d0 [ 192.973230][ T5802] ? __pfx_kill_f2fs_super+0x10/0x10 [ 192.973275][ T5802] ? shrinker_free+0x2ce/0x3e0 [ 192.973300][ T5802] deactivate_locked_super+0xbc/0x130 [ 192.973324][ T5802] cleanup_mnt+0x425/0x4c0 [ 192.973343][ T5802] ? lockdep_hardirqs_on+0x9c/0x150 [ 192.973368][ T5802] task_work_run+0x1d4/0x260 [ 192.973390][ T5802] ? __pfx_task_work_run+0x10/0x10 [ 192.973406][ T5802] ? __x64_sys_umount+0x122/0x160 [ 192.973432][ T5802] ? exit_to_user_mode_loop+0x40/0x130 [ 192.973459][ T5802] exit_to_user_mode_loop+0xe9/0x130 [ 192.973482][ T5802] do_syscall_64+0x2bd/0xfa0 [ 192.973503][ T5802] ? lockdep_hardirqs_on+0x9c/0x150 [ 192.973532][ T5802] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 192.973551][ T5802] ? clear_bhb_loop+0x60/0xb0 [ 192.973573][ T5802] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 192.973590][ T5802] RIP: 0033:0x7f8cbfc702f7 [ 192.973617][ T5802] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 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 a8 ff ff ff f7 d8 64 89 02 b8 [ 192.973633][ T5802] RSP: 002b:00007ffc0a799558 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 192.973653][ T5802] RAX: 0000000000000000 RBX: 00007f8cbfcf1d7d RCX: 00007f8cbfc702f7 [ 192.973666][ T5802] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0a799610 [ 192.973678][ T5802] RBP: 00007ffc0a799610 R08: 0000000000000000 R09: 0000000000000000 [ 192.973690][ T5802] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc0a79a6a0 [ 192.973703][ T5802] R13: 00007f8cbfcf1d7d R14: 000000000002f00c R15: 00007ffc0a79a6e0 [ 192.973736][ T5802] [ 192.973744][ T5802] F2FS-fs (loop3): Stopped filesystem due to reason: 3 [ 192.974122][ T5802] CPU: 0 UID: 0 PID: 5802 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 192.974146][ T5802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 192.974156][ T5802] Call Trace: [ 192.974163][ T5802] [ 192.974170][ T5802] dump_stack_lvl+0x189/0x250 [ 192.974198][ T5802] ? reacquire_held_locks+0x127/0x1d0 [ 192.974225][ T5802] ? rt_spin_lock+0x1c1/0x3e0 [ 192.974247][ T5802] ? __pfx_dump_stack_lvl+0x10/0x10 [ 192.974274][ T5802] ? __pfx_queue_work_on+0x10/0x10 [ 192.974302][ T5802] ? rt_spin_unlock+0x150/0x200 [ 192.974329][ T5802] ? rt_spin_unlock+0x161/0x200 [ 192.974352][ T5802] f2fs_handle_critical_error+0x354/0x510 [ 192.974383][ T5802] f2fs_write_end_io+0x886/0xb60 [ 192.974432][ T5802] __submit_merged_bio+0x27a/0x6a0 [ 192.974465][ T5802] __submit_merged_write_cond+0x44c/0x530 [ 192.974499][ T5802] f2fs_sync_node_pages+0x1479/0x15e0 [ 192.974591][ T5802] ? __pfx_f2fs_sync_node_pages+0x10/0x10 [ 192.974617][ T5802] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 192.974683][ T5802] ? f2fs_write_checkpoint+0xdad/0x2440 [ 192.974722][ T5802] f2fs_write_checkpoint+0xdde/0x2440 [ 192.974749][ T5802] ? __lock_acquire+0xab9/0xd20 [ 192.974807][ T5802] ? __pfx_f2fs_write_checkpoint+0x10/0x10 [ 192.974907][ T5802] kill_f2fs_super+0x2cc/0x6d0 [ 192.974944][ T5802] ? __pfx_kill_f2fs_super+0x10/0x10 [ 192.974991][ T5802] ? shrinker_free+0x2ce/0x3e0 [ 192.975019][ T5802] deactivate_locked_super+0xbc/0x130 [ 192.975043][ T5802] cleanup_mnt+0x425/0x4c0 [ 192.975064][ T5802] ? lockdep_hardirqs_on+0x9c/0x150 [ 192.975093][ T5802] task_work_run+0x1d4/0x260 [ 192.975117][ T5802] ? __pfx_task_work_run+0x10/0x10 [ 192.975134][ T5802] ? __x64_sys_umount+0x122/0x160 [ 192.975163][ T5802] ? exit_to_user_mode_loop+0x40/0x130 [ 192.975197][ T5802] exit_to_user_mode_loop+0xe9/0x130 [ 192.975222][ T5802] do_syscall_64+0x2bd/0xfa0 [ 192.975245][ T5802] ? lockdep_hardirqs_on+0x9c/0x150 [ 192.975268][ T5802] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 192.975288][ T5802] ? clear_bhb_loop+0x60/0xb0 [ 192.975313][ T5802] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 192.975332][ T5802] RIP: 0033:0x7f8cbfc702f7 [ 192.975349][ T5802] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 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 a8 ff ff ff f7 d8 64 89 02 b8 [ 192.975365][ T5802] RSP: 002b:00007ffc0a799558 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 192.975384][ T5802] RAX: 0000000000000000 RBX: 00007f8cbfcf1d7d RCX: 00007f8cbfc702f7 [ 192.975397][ T5802] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0a799610 [ 192.975409][ T5802] RBP: 00007ffc0a799610 R08: 0000000000000000 R09: 0000000000000000 [ 192.975419][ T5802] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc0a79a6a0 [ 192.975432][ T5802] R13: 00007f8cbfcf1d7d R14: 000000000002f00c R15: 00007ffc0a79a6e0 [ 192.975472][ T5802] [ 192.984020][ T5802] F2FS-fs (loop3): Stopped filesystem due to reason: 3 [ 193.032212][ T7536] FAT-fs (loop5): Directory bread(block 64) failed [ 193.032249][ T7536] FAT-fs (loop5): Directory bread(block 65) failed [ 193.032345][ T7536] FAT-fs (loop5): Directory bread(block 66) failed [ 193.032371][ T7536] FAT-fs (loop5): Directory bread(block 67) failed [ 193.032466][ T7536] FAT-fs (loop5): Directory bread(block 68) failed [ 193.032492][ T7536] FAT-fs (loop5): Directory bread(block 69) failed [ 193.032594][ T7536] FAT-fs (loop5): Directory bread(block 70) failed [ 193.032621][ T7536] FAT-fs (loop5): Directory bread(block 71) failed [ 193.032727][ T7536] FAT-fs (loop5): Directory bread(block 72) failed [ 193.032753][ T7536] FAT-fs (loop5): Directory bread(block 73) failed [ 193.047548][ T7521] [ 193.047548][ T7521] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 193.047548][ T7521] [ 193.098327][ T7521] ERROR: (device loop2): diWrite: ixpxd invalid [ 193.098327][ T7521] [ 193.136815][ T7521] ERROR: (device loop2): txCommit: [ 193.136815][ T7521] [ 193.229530][ T7521] [ 193.229530][ T7521] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 193.229530][ T7521] [ 193.230669][ T7521] [ 193.230669][ T7521] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 193.230669][ T7521] [ 193.578093][ T5800] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 193.632521][ T5804] [ 193.632521][ T5804] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 193.632521][ T5804] [ 193.632739][ T5804] [ 193.632739][ T5804] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 193.632739][ T5804] [ 193.945803][ T7540] loop5: detected capacity change from 0 to 1024 [ 193.949690][ T7540] EXT4-fs: Ignoring removed oldalloc option [ 193.949724][ T7540] EXT4-fs: Ignoring removed bh option [ 194.007572][ T7542] loop0: detected capacity change from 0 to 1024 [ 194.025968][ T7540] EXT4-fs (loop5): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 194.141802][ T7540] EXT4-fs: can't change dax mount option while remounting [ 194.348572][ T6079] EXT4-fs (loop5): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 194.370189][ T1322] ieee802154 phy0 wpan0: encryption failed: -22 [ 194.370262][ T1322] ieee802154 phy1 wpan1: encryption failed: -22 [ 194.470492][ T7546] loop2: detected capacity change from 0 to 4096 [ 194.478528][ T3579] hfsplus: b-tree write err: -5, ino 4 [ 194.531014][ T7546] ntfs3(loop2): Different NTFS sector size (4096) and media sector size (512). [ 194.693010][ T7546] ntfs3(loop2): ino=19, mi_enum_attr [ 194.693043][ T7546] ntfs3(loop2): Mark volume as dirty due to NTFS errors [ 194.751240][ T7546] ntfs3(loop2): failed to convert "c46c" to cp863 [ 194.763377][ T7546] [ 194.763390][ T7546] ====================================================== [ 194.763399][ T7546] WARNING: possible circular locking dependency detected [ 194.763413][ T7546] syzkaller #0 Not tainted [ 194.763424][ T7546] ------------------------------------------------------ [ 194.763433][ T7546] syz.2.341/7546 is trying to acquire lock: [ 194.763444][ T7546] ffff88805fc68940 (&ni->file.run_lock#2){++++}-{4:4}, at: run_unpack_ex+0x7e5/0xba0 [ 194.763502][ T7546] [ 194.763502][ T7546] but task is already holding lock: [ 194.763509][ T7546] ffff888054cb6250 (&wnd->rw_lock){++++}-{4:4}, at: run_unpack_ex+0x701/0xba0 [ 194.763553][ T7546] [ 194.763553][ T7546] which lock already depends on the new lock. [ 194.763553][ T7546] [ 194.763559][ T7546] [ 194.763559][ T7546] the existing dependency chain (in reverse order) is: [ 194.763567][ T7546] [ 194.763567][ T7546] -> #1 (&wnd->rw_lock){++++}-{4:4}: [ 194.763594][ T7546] lock_acquire+0x120/0x360 [ 194.763618][ T7546] down_write_nested+0x3e/0x60 [ 194.763638][ T7546] mark_as_free_ex+0x3e/0x390 [ 194.763660][ T7546] run_deallocate_ex+0x187/0x2f0 [ 194.763685][ T7546] attr_set_size+0xeb9/0x2c70 [ 194.763710][ T7546] ntfs_setattr+0x7d0/0xbe0 [ 194.763737][ T7546] notify_change+0xc18/0xf60 [ 194.763758][ T7546] do_truncate+0x1a4/0x220 [ 194.763779][ T7546] vfs_truncate+0x493/0x520 [ 194.763801][ T7546] do_sys_truncate+0xdb/0x190 [ 194.763823][ T7546] __x64_sys_truncate+0x5b/0x70 [ 194.763846][ T7546] do_syscall_64+0xfa/0xfa0 [ 194.763870][ T7546] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 194.763890][ T7546] [ 194.763890][ T7546] -> #0 (&ni->file.run_lock#2){++++}-{4:4}: [ 194.763920][ T7546] validate_chain+0xb9b/0x2140 [ 194.763937][ T7546] __lock_acquire+0xab9/0xd20 [ 194.763961][ T7546] lock_acquire+0x120/0x360 [ 194.763984][ T7546] down_read+0x97/0x1f0 [ 194.764009][ T7546] run_unpack_ex+0x7e5/0xba0 [ 194.764026][ T7546] ntfs_iget5+0x232b/0x37e0 [ 194.764046][ T7546] ntfs_read_hdr+0x7cf/0xc30 [ 194.764065][ T7546] ntfs_readdir+0xa5f/0xdd0 [ 194.764082][ T7546] iterate_dir+0x3a5/0x580 [ 194.764102][ T7546] __se_sys_getdents64+0xe4/0x260 [ 194.764123][ T7546] do_syscall_64+0xfa/0xfa0 [ 194.764147][ T7546] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 194.764165][ T7546] [ 194.764165][ T7546] other info that might help us debug this: [ 194.764165][ T7546] [ 194.764172][ T7546] Possible unsafe locking scenario: [ 194.764172][ T7546] [ 194.764178][ T7546] CPU0 CPU1 [ 194.764185][ T7546] ---- ---- [ 194.764192][ T7546] lock(&wnd->rw_lock); [ 194.764205][ T7546] lock(&ni->file.run_lock#2); [ 194.764224][ T7546] lock(&wnd->rw_lock); [ 194.764239][ T7546] rlock(&ni->file.run_lock#2); [ 194.764257][ T7546] [ 194.764257][ T7546] *** DEADLOCK *** [ 194.764257][ T7546] [ 194.764263][ T7546] 3 locks held by syz.2.341/7546: [ 194.764274][ T7546] #0: ffff888025c74b28 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x253/0x320 [ 194.764328][ T7546] #1: ffff88805da3dfe8 (&type->i_mutex_dir_key#13){++++}-{4:4}, at: iterate_dir+0x29e/0x580 [ 194.764387][ T7546] #2: ffff888054cb6250 (&wnd->rw_lock){++++}-{4:4}, at: run_unpack_ex+0x701/0xba0 [ 194.764434][ T7546] [ 194.764434][ T7546] stack backtrace: [ 194.764446][ T7546] CPU: 0 UID: 0 PID: 7546 Comm: syz.2.341 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 194.764469][ T7546] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 194.764481][ T7546] Call Trace: [ 194.764488][ T7546] [ 194.764497][ T7546] dump_stack_lvl+0x189/0x250 [ 194.764529][ T7546] ? __pfx_dump_stack_lvl+0x10/0x10 [ 194.764559][ T7546] ? __pfx__printk+0x10/0x10 [ 194.764584][ T7546] ? print_lock_name+0xde/0x100 [ 194.764616][ T7546] print_circular_bug+0x2ee/0x310 [ 194.764638][ T7546] check_noncircular+0x134/0x160 [ 194.764660][ T7546] validate_chain+0xb9b/0x2140 [ 194.764682][ T7546] ? wnd_remove_free_ext+0x902/0x11b0 [ 194.764702][ T7546] ? rcu_is_watching+0x15/0xb0 [ 194.764721][ T7546] ? wnd_remove_free_ext+0x902/0x11b0 [ 194.764745][ T7546] __lock_acquire+0xab9/0xd20 [ 194.764774][ T7546] ? run_unpack_ex+0x7e5/0xba0 [ 194.764792][ T7546] lock_acquire+0x120/0x360 [ 194.764816][ T7546] ? run_unpack_ex+0x7e5/0xba0 [ 194.764841][ T7546] down_read+0x97/0x1f0 [ 194.764867][ T7546] ? run_unpack_ex+0x7e5/0xba0 [ 194.764886][ T7546] ? __pfx_down_read+0x10/0x10 [ 194.764913][ T7546] ? wnd_set_used_safe+0x2d4/0x320 [ 194.764937][ T7546] run_unpack_ex+0x7e5/0xba0 [ 194.764962][ T7546] ? __pfx_run_unpack_ex+0x10/0x10 [ 194.764980][ T7546] ? inode_set_ctime_to_ts+0x126/0x2f0 [ 194.765002][ T7546] ? __pfx_inode_set_ctime_to_ts+0x10/0x10 [ 194.765024][ T7546] ? mi_enum_attr+0x743/0x9f0 [ 194.765043][ T7546] ntfs_iget5+0x232b/0x37e0 [ 194.765079][ T7546] ? __pfx_ntfs_iget5+0x10/0x10 [ 194.765105][ T7546] ? indx_read+0x2fe/0xc20 [ 194.765130][ T7546] ntfs_read_hdr+0x7cf/0xc30 [ 194.765157][ T7546] ntfs_readdir+0xa5f/0xdd0 [ 194.765177][ T7546] ? iterate_dir+0x29e/0x580 [ 194.765203][ T7546] ? __pfx_ntfs_readdir+0x10/0x10 [ 194.765222][ T7546] ? down_read_killable+0x152/0x220 [ 194.765250][ T7546] ? __pfx_down_read_killable+0x10/0x10 [ 194.765282][ T7546] iterate_dir+0x3a5/0x580 [ 194.765306][ T7546] __se_sys_getdents64+0xe4/0x260 [ 194.765330][ T7546] ? __pfx___se_sys_getdents64+0x10/0x10 [ 194.765359][ T7546] ? __pfx_filldir64+0x10/0x10 [ 194.765385][ T7546] ? do_syscall_64+0xbe/0xfa0 [ 194.765413][ T7546] do_syscall_64+0xfa/0xfa0 [ 194.765437][ T7546] ? lockdep_hardirqs_on+0x9c/0x150 [ 194.765463][ T7546] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 194.765483][ T7546] ? clear_bhb_loop+0x60/0xb0 [ 194.765505][ T7546] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 194.765525][ T7546] RIP: 0033:0x7fb25b04efc9 [ 194.765542][ T7546] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 194.765561][ T7546] RSP: 002b:00007fb2592b6038 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 194.765581][ T7546] RAX: ffffffffffffffda RBX: 00007fb25b2a5fa0 RCX: 00007fb25b04efc9 [ 194.765597][ T7546] RDX: 0000000000000033 RSI: 0000200000000040 RDI: 0000000000000004 [ 194.765610][ T7546] RBP: 00007fb25b0d1f91 R08: 0000000000000000 R09: 0000000000000000 [ 194.765624][ T7546] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 194.765636][ T7546] R13: 00007fb25b2a6038 R14: 00007fb25b2a5fa0 R15: 00007ffdcc9a6a08 [ 194.765659][ T7546] [ 194.765678][ T7546] ntfs3(loop2): ino=20, mi_enum_attr [ 194.897551][ T7550] loop5: detected capacity change from 0 to 2048 [ 194.936346][ T7550] UDF-fs: error (device loop5): udf_read_tagged: tag version 0x0000 != 0x0002 || 0x0003, block 0 [ 194.936640][ T7550] UDF-fs: warning (device loop5): udf_load_vrs: No anchor found [ 194.936656][ T7550] UDF-fs: Scanning with blocksize 512 failed [ 194.939777][ T7550] UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000) [ 194.998588][ T7538] loop4: detected capacity change from 0 to 32768 [ 195.082810][ T7552] loop3: detected capacity change from 0 to 1024 [ 195.083608][ T7552] EXT4-fs: inline encryption not supported [ 195.083627][ T7552] EXT4-fs: Ignoring removed i_version option [ 195.132584][ T7552] EXT4-fs (loop3): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 195.354549][ T5802] EXT4-fs (loop3): unmounting filesystem 00000000-0000-0000-0000-000000000000.