====================================================== WARNING: possible circular locking dependency detected 4.19.211-syzkaller #0 Not tainted ------------------------------------------------------ syz-executor.1/24987 is trying to acquire lock: 00000000c0bb6352 ((work_completion)(&(&wb->dwork)->work)){+.+.}, at: __flush_work+0x51a/0x8b0 kernel/workqueue.c:2932 but task is already holding lock: 00000000f07f53c7 (loop_ctl_mutex){+.+.}, at: loop_control_ioctl+0x7b/0x480 drivers/block/loop.c:2137 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #8 (loop_ctl_mutex){+.+.}: lo_open+0x19/0xd0 drivers/block/loop.c:1771 __blkdev_get+0x372/0x1480 fs/block_dev.c:1494 blkdev_get+0xb0/0x940 fs/block_dev.c:1627 blkdev_open+0x202/0x290 fs/block_dev.c:1788 do_dentry_open+0x4aa/0x1160 fs/open.c:796 do_last fs/namei.c:3421 [inline] path_openat+0x793/0x2df0 fs/namei.c:3537 do_filp_open+0x18c/0x3f0 fs/namei.c:3567 do_sys_open+0x3b3/0x520 fs/open.c:1085 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe -> #7 (&bdev->bd_mutex){+.+.}: blkdev_put+0x30/0x520 fs/block_dev.c:1839 btrfs_close_bdev fs/btrfs/volumes.c:1033 [inline] btrfs_close_one_device fs/btrfs/volumes.c:1057 [inline] close_fs_devices.part.0+0x24d/0x8e0 fs/btrfs/volumes.c:1085 close_fs_devices fs/btrfs/volumes.c:1117 [inline] btrfs_close_devices+0x95/0x1f0 fs/btrfs/volumes.c:1103 close_ctree+0x3c8/0x850 fs/btrfs/disk-io.c:4047 generic_shutdown_super+0x144/0x370 fs/super.c:456 kill_anon_super+0x36/0x60 fs/super.c:1032 btrfs_kill_super+0x49/0x550 fs/btrfs/super.c:2221 deactivate_locked_super+0x94/0x160 fs/super.c:329 deactivate_super+0x174/0x1a0 fs/super.c:360 cleanup_mnt+0x1a8/0x290 fs/namespace.c:1098 task_work_run+0x148/0x1c0 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:193 [inline] exit_to_usermode_loop+0x251/0x2a0 arch/x86/entry/common.c:167 prepare_exit_to_usermode arch/x86/entry/common.c:198 [inline] syscall_return_slowpath arch/x86/entry/common.c:271 [inline] do_syscall_64+0x538/0x620 arch/x86/entry/common.c:296 entry_SYSCALL_64_after_hwframe+0x49/0xbe -> #6 (&fs_devs->device_list_mutex){+.+.}: btrfs_run_dev_stats+0xbb/0xa80 fs/btrfs/volumes.c:7111 commit_cowonly_roots+0x1ce/0xc30 fs/btrfs/transaction.c:1172 btrfs_commit_transaction+0x94a/0x2480 fs/btrfs/transaction.c:2218 transaction_kthread+0x385/0x490 fs/btrfs/disk-io.c:1794 kthread+0x33f/0x460 kernel/kthread.c:259 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415 -> #5 (&fs_info->tree_log_mutex){+.+.}: btrfs_commit_transaction+0x8c2/0x2480 fs/btrfs/transaction.c:2176 transaction_kthread+0x385/0x490 fs/btrfs/disk-io.c:1794 kthread+0x33f/0x460 kernel/kthread.c:259 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415 -> #4 (&fs_info->reloc_mutex){+.+.}: btrfs_record_root_in_trans+0x122/0x190 fs/btrfs/transaction.c:394 start_transaction+0x234/0xf90 fs/btrfs/transaction.c:586 btrfs_create+0x105/0x670 fs/btrfs/inode.c:6683 lookup_open+0x893/0x1a20 fs/namei.c:3235 do_last fs/namei.c:3327 [inline] path_openat+0x1094/0x2df0 fs/namei.c:3537 do_filp_open+0x18c/0x3f0 fs/namei.c:3567 do_sys_open+0x3b3/0x520 fs/open.c:1085 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe -> #3 (sb_internal#3){.+.+}: sb_start_intwrite include/linux/fs.h:1626 [inline] start_transaction+0xa37/0xf90 fs/btrfs/transaction.c:528 btrfs_dirty_inode+0xe3/0x210 fs/btrfs/inode.c:6165 btrfs_update_time+0x33b/0x3d0 fs/btrfs/inode.c:6207 update_time fs/inode.c:1675 [inline] touch_atime+0x23c/0x2a0 fs/inode.c:1746 file_accessed include/linux/fs.h:2123 [inline] btrfs_file_mmap+0x11b/0x160 fs/btrfs/file.c:2274 call_mmap include/linux/fs.h:1826 [inline] mmap_region+0xc94/0x16b0 mm/mmap.c:1757 do_mmap+0x8e8/0x1080 mm/mmap.c:1530 do_mmap_pgoff include/linux/mm.h:2329 [inline] vm_mmap_pgoff+0x197/0x200 mm/util.c:357 ksys_mmap_pgoff+0x298/0x5a0 mm/mmap.c:1580 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe -> #2 (&mm->mmap_sem){++++}: _copy_to_user+0x29/0x100 lib/usercopy.c:25 copy_to_user include/linux/uaccess.h:155 [inline] filldir64+0x26e/0x430 fs/readdir.c:324 dir_emit_dot include/linux/fs.h:3432 [inline] dir_emit_dots include/linux/fs.h:3443 [inline] __fat_readdir+0xef1/0x1490 fs/fat/dir.c:575 iterate_dir+0x473/0x5c0 fs/readdir.c:51 ksys_getdents64+0x175/0x2b0 fs/readdir.c:357 __do_sys_getdents64 fs/readdir.c:376 [inline] __se_sys_getdents64 fs/readdir.c:373 [inline] __x64_sys_getdents64+0x6f/0xb0 fs/readdir.c:373 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe -> #1 (&sbi->s_lock){+.+.}: fat_write_inode fs/fat/inode.c:911 [inline] fat_write_inode+0xfa/0x180 fs/fat/inode.c:904 write_inode fs/fs-writeback.c:1244 [inline] __writeback_single_inode+0x733/0x11d0 fs/fs-writeback.c:1442 writeback_sb_inodes+0x537/0xef0 fs/fs-writeback.c:1647 wb_writeback+0x28d/0xcc0 fs/fs-writeback.c:1820 wb_do_writeback fs/fs-writeback.c:1965 [inline] wb_workfn+0x29b/0x1250 fs/fs-writeback.c:2006 process_one_work+0x864/0x1570 kernel/workqueue.c:2153 worker_thread+0x64c/0x1130 kernel/workqueue.c:2296 kthread+0x33f/0x460 kernel/kthread.c:259 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415 -> #0 ((work_completion)(&(&wb->dwork)->work)){+.+.}: __flush_work+0x542/0x8b0 kernel/workqueue.c:2921 wb_shutdown+0x172/0x210 mm/backing-dev.c:374 bdi_unregister+0x169/0x610 mm/backing-dev.c:946 del_gendisk+0x7f6/0xa80 block/genhd.c:788 loop_remove drivers/block/loop.c:2066 [inline] loop_control_ioctl drivers/block/loop.c:2165 [inline] loop_control_ioctl+0x3b1/0x480 drivers/block/loop.c:2131 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:501 [inline] do_vfs_ioctl+0xcdb/0x12e0 fs/ioctl.c:688 ksys_ioctl+0x9b/0xc0 fs/ioctl.c:705 __do_sys_ioctl fs/ioctl.c:712 [inline] __se_sys_ioctl fs/ioctl.c:710 [inline] __x64_sys_ioctl+0x6f/0xb0 fs/ioctl.c:710 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe other info that might help us debug this: Chain exists of: (work_completion)(&(&wb->dwork)->work) --> &bdev->bd_mutex --> loop_ctl_mutex Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(loop_ctl_mutex); lock(&bdev->bd_mutex); lock(loop_ctl_mutex); lock((work_completion)(&(&wb->dwork)->work)); *** DEADLOCK *** 1 lock held by syz-executor.1/24987: #0: 00000000f07f53c7 (loop_ctl_mutex){+.+.}, at: loop_control_ioctl+0x7b/0x480 drivers/block/loop.c:2137 stack backtrace: CPU: 0 PID: 24987 Comm: syz-executor.1 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1fc/0x2ef lib/dump_stack.c:118 print_circular_bug.constprop.0.cold+0x2d7/0x41e kernel/locking/lockdep.c:1222 check_prev_add kernel/locking/lockdep.c:1866 [inline] check_prevs_add kernel/locking/lockdep.c:1979 [inline] validate_chain kernel/locking/lockdep.c:2420 [inline] __lock_acquire+0x30c9/0x3ff0 kernel/locking/lockdep.c:3416 lock_acquire+0x170/0x3c0 kernel/locking/lockdep.c:3908 __flush_work+0x542/0x8b0 kernel/workqueue.c:2921 wb_shutdown+0x172/0x210 mm/backing-dev.c:374 bdi_unregister+0x169/0x610 mm/backing-dev.c:946 del_gendisk+0x7f6/0xa80 block/genhd.c:788 loop_remove drivers/block/loop.c:2066 [inline] loop_control_ioctl drivers/block/loop.c:2165 [inline] loop_control_ioctl+0x3b1/0x480 drivers/block/loop.c:2131 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:501 [inline] do_vfs_ioctl+0xcdb/0x12e0 fs/ioctl.c:688 ksys_ioctl+0x9b/0xc0 fs/ioctl.c:705 __do_sys_ioctl fs/ioctl.c:712 [inline] __se_sys_ioctl fs/ioctl.c:710 [inline] __x64_sys_ioctl+0x6f/0xb0 fs/ioctl.c:710 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7ff4d848a0d9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ff4d69fc168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007ff4d85a9f80 RCX: 00007ff4d848a0d9 RDX: 000000000000000b RSI: 0000000000004c81 RDI: 0000000000000004 RBP: 00007ff4d84e5ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc63908cbf R14: 00007ff4d69fc300 R15: 0000000000022000 EXT4-fs (loop0): mounting ext2 file system using the ext4 subsystem EXT4-fs (loop2): mounting ext2 file system using the ext4 subsystem EXT4-fs error (device loop2): ext4_ext_check_inode:498: inode #15: comm syz-executor.2: pblk 0 bad header/extent: invalid eh_entries - magic f30a, entries 24833, max 4(4), depth 0(0) EXT4-fs error (device loop2): ext4_orphan_get:1235: comm syz-executor.2: couldn't read orphan inode 15 (err -117) netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs error (device loop0): ext4_ext_check_inode:498: inode #15: comm syz-executor.0: pblk 0 bad header/extent: invalid eh_entries - magic f30a, entries 24833, max 4(4), depth 0(0) IPVS: ftp: loaded support on port[0] = 21 EXT4-fs error (device loop0): ext4_orphan_get:1235: comm syz-executor.0: couldn't read orphan inode 15 (err -117) EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue overlayfs: upper fs needs to support d_type. overlayfs: upper fs does not support file handles, falling back to index=off. overlayfs: overlapping lowerdir path overlayfs: upper fs needs to support d_type. overlayfs: upper fs does not support file handles, falling back to index=off. EXT4-fs (loop2): mounting ext2 file system using the ext4 subsystem EXT4-fs (loop0): mounting ext2 file system using the ext4 subsystem EXT4-fs error (device loop2): ext4_ext_check_inode:498: inode #15: comm syz-executor.2: pblk 0 bad header/extent: invalid eh_entries - magic f30a, entries 24833, max 4(4), depth 0(0) VFS: unable to find oldfs superblock on device md0 EXT4-fs error (device loop0): ext4_ext_check_inode:498: inode #15: comm syz-executor.0: pblk 0 bad header/extent: invalid eh_entries - magic f30a, entries 24833, max 4(4), depth 0(0) EXT4-fs (loop1): mounting ext2 file system using the ext4 subsystem EXT4-fs error (device loop2): ext4_orphan_get:1235: comm syz-executor.2: couldn't read orphan inode 15 (err -117) EXT4-fs error (device loop0): ext4_orphan_get:1235: comm syz-executor.0: couldn't read orphan inode 15 (err -117) EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs error (device loop1): ext4_ext_check_inode:498: inode #15: comm syz-executor.1: pblk 0 bad header/extent: invalid eh_entries - magic f30a, entries 24833, max 4(4), depth 0(0) overlayfs: upper fs needs to support d_type. overlayfs: upper fs does not support file handles, falling back to index=off. EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue overlayfs: overlapping lowerdir path IPVS: ftp: loaded support on port[0] = 21 EXT4-fs error (device loop1): ext4_orphan_get:1235: comm syz-executor.1: couldn't read orphan inode 15 (err -117) overlayfs: upper fs needs to support d_type. overlayfs: upper fs does not support file handles, falling back to index=off. EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop2): mounting ext2 file system using the ext4 subsystem EXT4-fs error (device loop2): ext4_ext_check_inode:498: inode #15: comm syz-executor.2: pblk 0 bad header/extent: invalid eh_entries - magic f30a, entries 24833, max 4(4), depth 0(0) overlayfs: upper fs needs to support d_type. overlayfs: upper fs does not support file handles, falling back to index=off. EXT4-fs error (device loop2): ext4_orphan_get:1235: comm syz-executor.2: couldn't read orphan inode 15 (err -117) EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue overlayfs: overlapping lowerdir path overlayfs: upper fs needs to support d_type. overlayfs: upper fs does not support file handles, falling back to index=off. VFS: unable to find oldfs superblock on device md0 EXT4-fs (loop2): mounting ext2 file system using the ext4 subsystem EXT4-fs error (device loop2): ext4_ext_check_inode:498: inode #15: comm syz-executor.2: pblk 0 bad header/extent: invalid eh_entries - magic f30a, entries 24833, max 4(4), depth 0(0) EXT4-fs (loop5): mounting ext2 file system using the ext4 subsystem EXT4-fs error (device loop2): ext4_orphan_get:1235: comm syz-executor.2: couldn't read orphan inode 15 (err -117) EXT4-fs error (device loop5): ext4_ext_check_inode:498: inode #15: comm syz-executor.5: pblk 0 bad header/extent: invalid eh_entries - magic f30a, entries 24833, max 4(4), depth 0(0) EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue IPVS: ftp: loaded support on port[0] = 21 VFS: unable to find oldfs superblock on device md0 overlayfs: upper fs needs to support d_type. EXT4-fs error (device loop5): ext4_orphan_get:1235: comm syz-executor.5: couldn't read orphan inode 15 (err -117) overlayfs: upper fs does not support file handles, falling back to index=off. EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue overlayfs: overlapping lowerdir path VFS: unable to find oldfs superblock on device md0 overlayfs: upper fs needs to support d_type. overlayfs: upper fs does not support file handles, falling back to index=off. EXT4-fs (loop2): mounting ext2 file system using the ext4 subsystem EXT4-fs error (device loop2): ext4_ext_check_inode:498: inode #15: comm syz-executor.2: pblk 0 bad header/extent: invalid eh_entries - magic f30a, entries 24833, max 4(4), depth 0(0) EXT4-fs error (device loop2): ext4_orphan_get:1235: comm syz-executor.2: couldn't read orphan inode 15 (err -117) EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue overlayfs: upper fs needs to support d_type. overlayfs: upper fs does not support file handles, falling back to index=off. EXT4-fs (loop2): mounting ext2 file system using the ext4 subsystem EXT4-fs error (device loop2): ext4_ext_check_inode:498: inode #15: comm syz-executor.2: pblk 0 bad header/extent: invalid eh_entries - magic f30a, entries 24833, max 4(4), depth 0(0) EXT4-fs error (device loop2): ext4_orphan_get:1235: comm syz-executor.2: couldn't read orphan inode 15 (err -117) IPVS: ftp: loaded support on port[0] = 21 VFS: unable to find oldfs superblock on device md0 EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue overlayfs: upper fs needs to support d_type. overlayfs: upper fs does not support file handles, falling back to index=off. EXT4-fs (loop2): mounting ext2 file system using the ext4 subsystem EXT4-fs error (device loop2): ext4_ext_check_inode:498: inode #15: comm syz-executor.2: pblk 0 bad header/extent: invalid eh_entries - magic f30a, entries 24833, max 4(4), depth 0(0) EXT4-fs error (device loop2): ext4_orphan_get:1235: comm syz-executor.2: couldn't read orphan inode 15 (err -117) audit: type=1800 audit(1671536393.664:346): pid=25429 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed comm="syz-executor.4" name="SYSV00000000" dev="hugetlbfs" ino=229383 res=0 EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue overlayfs: upper fs needs to support d_type. overlayfs: upper fs does not support file handles, falling back to index=off. overlayfs: overlapping lowerdir path EXT4-fs (loop2): mounting ext2 file system using the ext4 subsystem EXT4-fs error (device loop2): ext4_ext_check_inode:498: inode #15: comm syz-executor.2: pblk 0 bad header/extent: invalid eh_entries - magic f30a, entries 24833, max 4(4), depth 0(0) audit: type=1800 audit(1671536394.054:347): pid=25463 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed comm="syz-executor.4" name="SYSV00000000" dev="hugetlbfs" ino=2424906 res=0 EXT4-fs error (device loop2): ext4_orphan_get:1235: comm syz-executor.2: couldn't read orphan inode 15 (err -117) audit: type=1800 audit(1671536394.184:348): pid=25493 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed comm="syz-executor.4" name="SYSV00000000" dev="hugetlbfs" ino=2523213 res=0 EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue overlayfs: failed to resolve './file1': -2 EXT4-fs (loop2): mounting ext2 file system using the ext4 subsystem EXT4-fs error (device loop2): ext4_ext_check_inode:498: inode #15: comm syz-executor.2: pblk 0 bad header/extent: invalid eh_entries - magic f30a, entries 24833, max 4(4), depth 0(0) EXT4-fs error (device loop2): ext4_orphan_get:1235: comm syz-executor.2: couldn't read orphan inode 15 (err -117) EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue overlayfs: failed to resolve './file1': -2 VFS: unable to find oldfs superblock on device md0 EXT4-fs (loop2): mounting ext2 file system using the ext4 subsystem EXT4-fs error (device loop2): ext4_ext_check_inode:498: inode #15: comm syz-executor.2: pblk 0 bad header/extent: invalid eh_entries - magic f30a, entries 24833, max 4(4), depth 0(0) EXT4-fs error (device loop2): ext4_orphan_get:1235: comm syz-executor.2: couldn't read orphan inode 15 (err -117) EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue overlayfs: failed to resolve './file1': -2 EXT4-fs (loop2): mounting ext2 file system using the ext4 subsystem EXT4-fs error (device loop2): ext4_ext_check_inode:498: inode #15: comm syz-executor.2: pblk 0 bad header/extent: invalid eh_entries - magic f30a, entries 24833, max 4(4), depth 0(0) EXT4-fs error (device loop2): ext4_orphan_get:1235: comm syz-executor.2: couldn't read orphan inode 15 (err -117) EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop2): mounting ext2 file system using the ext4 subsystem EXT4-fs error (device loop2): ext4_ext_check_inode:498: inode #15: comm syz-executor.2: pblk 0 bad header/extent: invalid eh_entries - magic f30a, entries 24833, max 4(4), depth 0(0) EXT4-fs error (device loop2): ext4_orphan_get:1235: comm syz-executor.2: couldn't read orphan inode 15 (err -117) EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop2): mounting ext2 file system using the ext4 subsystem EXT4-fs error (device loop2): ext4_ext_check_inode:498: inode #15: comm syz-executor.2: pblk 0 bad header/extent: invalid eh_entries - magic f30a, entries 24833, max 4(4), depth 0(0) EXT4-fs error (device loop2): ext4_orphan_get:1235: comm syz-executor.2: couldn't read orphan inode 15 (err -117) EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop2): mounting ext2 file system using the ext4 subsystem EXT4-fs error (device loop2): ext4_ext_check_inode:498: inode #15: comm syz-executor.2: pblk 0 bad header/extent: invalid eh_entries - magic f30a, entries 24833, max 4(4), depth 0(0) EXT4-fs error (device loop2): ext4_orphan_get:1235: comm syz-executor.2: couldn't read orphan inode 15 (err -117) EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop2): mounting ext2 file system using the ext4 subsystem EXT4-fs error (device loop2): ext4_ext_check_inode:498: inode #15: comm syz-executor.2: pblk 0 bad header/extent: invalid eh_entries - magic f30a, entries 24833, max 4(4), depth 0(0) EXT4-fs error (device loop2): ext4_orphan_get:1235: comm syz-executor.2: couldn't read orphan inode 15 (err -117) EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop2): mounting ext2 file system using the ext4 subsystem EXT4-fs error (device loop2): ext4_ext_check_inode:498: inode #15: comm syz-executor.2: pblk 0 bad header/extent: invalid eh_entries - magic f30a, entries 24833, max 4(4), depth 0(0) EXT4-fs error (device loop2): ext4_orphan_get:1235: comm syz-executor.2: couldn't read orphan inode 15 (err -117) EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop2): mounting ext2 file system using the ext4 subsystem EXT4-fs error (device loop2): ext4_ext_check_inode:498: inode #15: comm syz-executor.2: pblk 0 bad header/extent: invalid eh_entries - magic f30a, entries 24833, max 4(4), depth 0(0) EXT4-fs error (device loop2): ext4_orphan_get:1235: comm syz-executor.2: couldn't read orphan inode 15 (err -117) EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue