nilfs2-kmod8 1.4

• Backport fixes for general protection faults on corrupted disk images, an out-of-bounds block access issue on empty or very small devices, bad segment counts and a writer thread hang issue after attempting to resize to very small sizes:
  • fix general protection fault in nilfs_btree_insert()
  • fix underflow in second superblock position calculations

nilfs2-kmod8 1.3

nilfs2-kmod8-1.3 Sun Dec 25, 2022 JST

• Backport two fixes for potential shift-out-of-bounds issues at mount time against corrupted disk images:
  • fix shift-out-of-bounds/overflow in nilfs_sb2_bad_offset()
  • fix shift-out-of-bounds due to too large exponent of block size

nilfs2-kmod8 1.2

nilfs2-kmod8-1.2 Mon Dec 5, 2022 JST

• Backport fixes for two issues that could cause kernel oops if the disk image was corrupted:
  • fix nilfs_sufile_mark_dirty() not set segment usage as dirty
  • fix NULL pointer dereference in nilfs_palloc_commit_free_entry()

nilfs2-kmod8 1.1

nilfs2-kmod8-1.1 Sun Nov 20, 2022 JST

• Backport bug fixes:
  • fix deadlock in nilfs_count_free_blocks()
  • fix use-after-free bug of ns_writer on remount

nilfs2-kmod8 1.0

nilfs2-kmod8-1.0 Mon Oct 24, 2022 JST

• Fix build issues with older RHEL 8 kernels:
  • Now this module works with every RHEL kernel in CentOS/RHEL 8 clones other than 8.0.
• Update Makefile

nilfs2-kmod8 0.2

nilfs2-kmod8-0.2 Sun Oct 16, 2022 JST

• Backport bug fixes:
  • replace WARN_ONs by nilfs_error for checkpoint acquisition failure
  • fix use-after-free bug of struct nilfs_root
  • fix NULL pointer dereference at nilfs_bmap_lookup_at_level()
  • fix leak of nilfs_root in case of writer thread creation failure

nilfs2-kmod8 0.1

nilfs2-kmod8-0.1 Wed Oct 12, 2022 JST

• Backport bug fixes:
  • fix use-after-free bug in nilfs_mdt_destroy()
  • fix null pointer dereference at nilfs_segctor_do_construct()
  • fix incorrect masking of permission flags for symlinks
  • fix memory leak in nilfs_sysfs_delete_device_group
  • fix memory leak in nilfs_sysfs_create_device_group
  • fix NULL pointer in nilfs_##name##_attr_release
  • fix memory leak in nilfs_sysfs_create_##name##_group
  • fix memory leak in nilfs_sysfs_delete_##name##_group
  • fix memory leak in nilfs_sysfs_create_snapshot_group
  • fix memory leak in nilfs_sysfs_delete_snapshot_group
  • only call unlock_new_inode() if I_NEW
  • fix lockdep warnings in page operations for btree nodes
  • fix lockdep warnings during disk space reclamation
  • use refcount_dec_and_lock() to fix potential UAF
  • use 64-bit superblock timstamps
• Backport RHEL 8 changes:
  • use an on-stack bio in blkdev_issue_flush
  • remove the error_sector argument to blkdev_issue_flush
  • use new return type vm_fault_t
  • A few XArray related changes
• Support conditional builds by RHEL 8 kernel version (Support only the latest version on the time).
• Backport documentation fixes:
  • fix some kernel-doc warnings for nilfs2
  • fix misspellings using codespell tool
  • fix typos in comments
• Backport SPDX license tags, etc.
• Add makefiles and .gitignore file.
• Add ChangeLog file, README file, COPYING file.
• Import source files from stable kernel-4.18.y.