{"id":"CVE-2022-49317","summary":"f2fs: avoid infinite loop to flush node pages","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nf2fs: avoid infinite loop to flush node pages\n\nxfstests/generic/475 can give EIO all the time which give an infinite loop\nto flush node page like below. Let's avoid it.\n\n[16418.518551] Call Trace:\n[16418.518553]  ? dm_submit_bio+0x48/0x400\n[16418.518574]  ? submit_bio_checks+0x1ac/0x5a0\n[16418.525207]  __submit_bio+0x1a9/0x230\n[16418.525210]  ? kmem_cache_alloc+0x29e/0x3c0\n[16418.525223]  submit_bio_noacct+0xa8/0x2b0\n[16418.525226]  submit_bio+0x4d/0x130\n[16418.525238]  __submit_bio+0x49/0x310 [f2fs]\n[16418.525339]  ? bio_add_page+0x6a/0x90\n[16418.525344]  f2fs_submit_page_bio+0x134/0x1f0 [f2fs]\n[16418.525365]  read_node_page+0x125/0x1b0 [f2fs]\n[16418.525388]  __get_node_page.part.0+0x58/0x3f0 [f2fs]\n[16418.525409]  __get_node_page+0x2f/0x60 [f2fs]\n[16418.525431]  f2fs_get_dnode_of_data+0x423/0x860 [f2fs]\n[16418.525452]  ? asm_sysvec_apic_timer_interrupt+0x12/0x20\n[16418.525458]  ? __mod_memcg_state.part.0+0x2a/0x30\n[16418.525465]  ? __mod_memcg_lruvec_state+0x27/0x40\n[16418.525467]  ? __xa_set_mark+0x57/0x70\n[16418.525472]  f2fs_do_write_data_page+0x10e/0x7b0 [f2fs]\n[16418.525493]  f2fs_write_single_data_page+0x555/0x830 [f2fs]\n[16418.525514]  ? sysvec_apic_timer_interrupt+0x4e/0x90\n[16418.525518]  ? asm_sysvec_apic_timer_interrupt+0x12/0x20\n[16418.525523]  f2fs_write_cache_pages+0x303/0x880 [f2fs]\n[16418.525545]  ? blk_flush_plug_list+0x47/0x100\n[16418.525548]  f2fs_write_data_pages+0xfd/0x320 [f2fs]\n[16418.525569]  do_writepages+0xd5/0x210\n[16418.525648]  filemap_fdatawrite_wbc+0x7d/0xc0\n[16418.525655]  filemap_fdatawrite+0x50/0x70\n[16418.525658]  f2fs_sync_dirty_inodes+0xa4/0x230 [f2fs]\n[16418.525679]  f2fs_write_checkpoint+0x16d/0x1720 [f2fs]\n[16418.525699]  ? ttwu_do_wakeup+0x1c/0x160\n[16418.525709]  ? ttwu_do_activate+0x6d/0xd0\n[16418.525711]  ? __wait_for_common+0x11d/0x150\n[16418.525715]  kill_f2fs_super+0xca/0x100 [f2fs]\n[16418.525733]  deactivate_locked_super+0x3b/0xb0\n[16418.525739]  deactivate_super+0x40/0x50\n[16418.525741]  cleanup_mnt+0x139/0x190\n[16418.525747]  __cleanup_mnt+0x12/0x20\n[16418.525749]  task_work_run+0x6d/0xa0\n[16418.525765]  exit_to_user_mode_prepare+0x1ad/0x1b0\n[16418.525771]  syscall_exit_to_user_mode+0x27/0x50\n[16418.525774]  do_syscall_64+0x48/0xc0\n[16418.525776]  entry_SYSCALL_64_after_hwframe+0x44/0xae","modified":"2026-04-02T08:27:30.146005Z","published":"2025-02-26T02:10:44.055Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49317.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/a7b8618aa2f0f926ce85f2486ac835a85c753ca7"},{"type":"WEB","url":"https://git.kernel.org/stable/c/bd47ea5d776d8b524fb6f60de3240f95603901dd"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49317.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-49317"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"98e4da8ca301e062d79ae168c67e56f3c3de3ce4"},{"fixed":"bd47ea5d776d8b524fb6f60de3240f95603901dd"},{"fixed":"a7b8618aa2f0f926ce85f2486ac835a85c753ca7"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-49317.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}