CVE-2024-48875
Vulnerability from cvelistv5
Published
2025-01-11 12:25
Modified
2025-01-20 06:19
Severity ?
EPSS score ?
0.02% (0.01894)
Summary
In the Linux kernel, the following vulnerability has been resolved: btrfs: don't take dev_replace rwsem on task already holding it Running fstests btrfs/011 with MKFS_OPTIONS="-O rst" to force the usage of the RAID stripe-tree, we get the following splat from lockdep: BTRFS info (device sdd): dev_replace from /dev/sdd (devid 1) to /dev/sdb started ============================================ WARNING: possible recursive locking detected 6.11.0-rc3-btrfs-for-next #599 Not tainted -------------------------------------------- btrfs/2326 is trying to acquire lock: ffff88810f215c98 (&fs_info->dev_replace.rwsem){++++}-{3:3}, at: btrfs_map_block+0x39f/0x2250 but task is already holding lock: ffff88810f215c98 (&fs_info->dev_replace.rwsem){++++}-{3:3}, at: btrfs_map_block+0x39f/0x2250 other info that might help us debug this: Possible unsafe locking scenario: CPU0 ---- lock(&fs_info->dev_replace.rwsem); lock(&fs_info->dev_replace.rwsem); *** DEADLOCK *** May be due to missing lock nesting notation 1 lock held by btrfs/2326: #0: ffff88810f215c98 (&fs_info->dev_replace.rwsem){++++}-{3:3}, at: btrfs_map_block+0x39f/0x2250 stack backtrace: CPU: 1 UID: 0 PID: 2326 Comm: btrfs Not tainted 6.11.0-rc3-btrfs-for-next #599 Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 Call Trace: <TASK> dump_stack_lvl+0x5b/0x80 __lock_acquire+0x2798/0x69d0 ? __pfx___lock_acquire+0x10/0x10 ? __pfx___lock_acquire+0x10/0x10 lock_acquire+0x19d/0x4a0 ? btrfs_map_block+0x39f/0x2250 ? __pfx_lock_acquire+0x10/0x10 ? find_held_lock+0x2d/0x110 ? lock_is_held_type+0x8f/0x100 down_read+0x8e/0x440 ? btrfs_map_block+0x39f/0x2250 ? __pfx_down_read+0x10/0x10 ? do_raw_read_unlock+0x44/0x70 ? _raw_read_unlock+0x23/0x40 btrfs_map_block+0x39f/0x2250 ? btrfs_dev_replace_by_ioctl+0xd69/0x1d00 ? btrfs_bio_counter_inc_blocked+0xd9/0x2e0 ? __kasan_slab_alloc+0x6e/0x70 ? __pfx_btrfs_map_block+0x10/0x10 ? __pfx_btrfs_bio_counter_inc_blocked+0x10/0x10 ? kmem_cache_alloc_noprof+0x1f2/0x300 ? mempool_alloc_noprof+0xed/0x2b0 btrfs_submit_chunk+0x28d/0x17e0 ? __pfx_btrfs_submit_chunk+0x10/0x10 ? bvec_alloc+0xd7/0x1b0 ? bio_add_folio+0x171/0x270 ? __pfx_bio_add_folio+0x10/0x10 ? __kasan_check_read+0x20/0x20 btrfs_submit_bio+0x37/0x80 read_extent_buffer_pages+0x3df/0x6c0 btrfs_read_extent_buffer+0x13e/0x5f0 read_tree_block+0x81/0xe0 read_block_for_search+0x4bd/0x7a0 ? __pfx_read_block_for_search+0x10/0x10 btrfs_search_slot+0x78d/0x2720 ? __pfx_btrfs_search_slot+0x10/0x10 ? lock_is_held_type+0x8f/0x100 ? kasan_save_track+0x14/0x30 ? __kasan_slab_alloc+0x6e/0x70 ? kmem_cache_alloc_noprof+0x1f2/0x300 btrfs_get_raid_extent_offset+0x181/0x820 ? __pfx_lock_acquire+0x10/0x10 ? __pfx_btrfs_get_raid_extent_offset+0x10/0x10 ? down_read+0x194/0x440 ? __pfx_down_read+0x10/0x10 ? do_raw_read_unlock+0x44/0x70 ? _raw_read_unlock+0x23/0x40 btrfs_map_block+0x5b5/0x2250 ? __pfx_btrfs_map_block+0x10/0x10 scrub_submit_initial_read+0x8fe/0x11b0 ? __pfx_scrub_submit_initial_read+0x10/0x10 submit_initial_group_read+0x161/0x3a0 ? lock_release+0x20e/0x710 ? __pfx_submit_initial_group_read+0x10/0x10 ? __pfx_lock_release+0x10/0x10 scrub_simple_mirror.isra.0+0x3eb/0x580 scrub_stripe+0xe4d/0x1440 ? lock_release+0x20e/0x710 ? __pfx_scrub_stripe+0x10/0x10 ? __pfx_lock_release+0x10/0x10 ? do_raw_read_unlock+0x44/0x70 ? _raw_read_unlock+0x23/0x40 scrub_chunk+0x257/0x4a0 scrub_enumerate_chunks+0x64c/0xf70 ? __mutex_unlock_slowpath+0x147/0x5f0 ? __pfx_scrub_enumerate_chunks+0x10/0x10 ? bit_wait_timeout+0xb0/0x170 ? __up_read+0x189/0x700 ? scrub_workers_get+0x231/0x300 ? up_write+0x490/0x4f0 btrfs_scrub_dev+0x52e/0xcd0 ? create_pending_snapshots+0x230/0x250 ? __pfx_btrfs_scrub_dev+0x10/0x10 btrfs_dev_replace_by_ioctl+0xd69/0x1d00 ? lock_acquire+0x19d/0x4a0 ? __pfx_btrfs_dev_replace_by_ioctl+0x10/0x10 ? ---truncated---
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/8cca35cb29f81eba3e96ec44dad8696c8a2f9138Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/a2e99dcd7aafa9d474f7d9b0740b8f93c4e156c2Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/a5bc4e030f50fdbb1fbc69acc1e0c5f57c79d044Patch
Impacted products
Vendor Product Version
Linux Linux Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
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{
   containers: {
      cna: {
         affected: [
            {
               defaultStatus: "unaffected",
               product: "Linux",
               programFiles: [
                  "fs/btrfs/dev-replace.c",
                  "fs/btrfs/fs.h",
                  "fs/btrfs/volumes.c",
               ],
               repo: "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               vendor: "Linux",
               versions: [
                  {
                     lessThan: "a5bc4e030f50fdbb1fbc69acc1e0c5f57c79d044",
                     status: "affected",
                     version: "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
                     versionType: "git",
                  },
                  {
                     lessThan: "a2e99dcd7aafa9d474f7d9b0740b8f93c4e156c2",
                     status: "affected",
                     version: "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
                     versionType: "git",
                  },
                  {
                     lessThan: "8cca35cb29f81eba3e96ec44dad8696c8a2f9138",
                     status: "affected",
                     version: "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
                     versionType: "git",
                  },
               ],
            },
            {
               defaultStatus: "affected",
               product: "Linux",
               programFiles: [
                  "fs/btrfs/dev-replace.c",
                  "fs/btrfs/fs.h",
                  "fs/btrfs/volumes.c",
               ],
               repo: "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               vendor: "Linux",
               versions: [
                  {
                     lessThanOrEqual: "6.6.*",
                     status: "unaffected",
                     version: "6.6.66",
                     versionType: "semver",
                  },
                  {
                     lessThanOrEqual: "6.12.*",
                     status: "unaffected",
                     version: "6.12.5",
                     versionType: "semver",
                  },
                  {
                     lessThanOrEqual: "*",
                     status: "unaffected",
                     version: "6.13",
                     versionType: "original_commit_for_fix",
                  },
               ],
            },
         ],
         descriptions: [
            {
               lang: "en",
               value: "In the Linux kernel, the following vulnerability has been resolved:\n\nbtrfs: don't take dev_replace rwsem on task already holding it\n\nRunning fstests btrfs/011 with MKFS_OPTIONS=\"-O rst\" to force the usage of\nthe RAID stripe-tree, we get the following splat from lockdep:\n\n BTRFS info (device sdd): dev_replace from /dev/sdd (devid 1) to /dev/sdb started\n\n ============================================\n WARNING: possible recursive locking detected\n 6.11.0-rc3-btrfs-for-next #599 Not tainted\n --------------------------------------------\n btrfs/2326 is trying to acquire lock:\n ffff88810f215c98 (&fs_info->dev_replace.rwsem){++++}-{3:3}, at: btrfs_map_block+0x39f/0x2250\n\n but task is already holding lock:\n ffff88810f215c98 (&fs_info->dev_replace.rwsem){++++}-{3:3}, at: btrfs_map_block+0x39f/0x2250\n\n other info that might help us debug this:\n  Possible unsafe locking scenario:\n\n        CPU0\n        ----\n   lock(&fs_info->dev_replace.rwsem);\n   lock(&fs_info->dev_replace.rwsem);\n\n  *** DEADLOCK ***\n\n  May be due to missing lock nesting notation\n\n 1 lock held by btrfs/2326:\n  #0: ffff88810f215c98 (&fs_info->dev_replace.rwsem){++++}-{3:3}, at: btrfs_map_block+0x39f/0x2250\n\n stack backtrace:\n CPU: 1 UID: 0 PID: 2326 Comm: btrfs Not tainted 6.11.0-rc3-btrfs-for-next #599\n Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011\n Call Trace:\n  <TASK>\n  dump_stack_lvl+0x5b/0x80\n  __lock_acquire+0x2798/0x69d0\n  ? __pfx___lock_acquire+0x10/0x10\n  ? __pfx___lock_acquire+0x10/0x10\n  lock_acquire+0x19d/0x4a0\n  ? btrfs_map_block+0x39f/0x2250\n  ? __pfx_lock_acquire+0x10/0x10\n  ? find_held_lock+0x2d/0x110\n  ? lock_is_held_type+0x8f/0x100\n  down_read+0x8e/0x440\n  ? btrfs_map_block+0x39f/0x2250\n  ? __pfx_down_read+0x10/0x10\n  ? do_raw_read_unlock+0x44/0x70\n  ? _raw_read_unlock+0x23/0x40\n  btrfs_map_block+0x39f/0x2250\n  ? btrfs_dev_replace_by_ioctl+0xd69/0x1d00\n  ? btrfs_bio_counter_inc_blocked+0xd9/0x2e0\n  ? __kasan_slab_alloc+0x6e/0x70\n  ? __pfx_btrfs_map_block+0x10/0x10\n  ? __pfx_btrfs_bio_counter_inc_blocked+0x10/0x10\n  ? kmem_cache_alloc_noprof+0x1f2/0x300\n  ? mempool_alloc_noprof+0xed/0x2b0\n  btrfs_submit_chunk+0x28d/0x17e0\n  ? __pfx_btrfs_submit_chunk+0x10/0x10\n  ? bvec_alloc+0xd7/0x1b0\n  ? bio_add_folio+0x171/0x270\n  ? __pfx_bio_add_folio+0x10/0x10\n  ? __kasan_check_read+0x20/0x20\n  btrfs_submit_bio+0x37/0x80\n  read_extent_buffer_pages+0x3df/0x6c0\n  btrfs_read_extent_buffer+0x13e/0x5f0\n  read_tree_block+0x81/0xe0\n  read_block_for_search+0x4bd/0x7a0\n  ? __pfx_read_block_for_search+0x10/0x10\n  btrfs_search_slot+0x78d/0x2720\n  ? __pfx_btrfs_search_slot+0x10/0x10\n  ? lock_is_held_type+0x8f/0x100\n  ? kasan_save_track+0x14/0x30\n  ? __kasan_slab_alloc+0x6e/0x70\n  ? kmem_cache_alloc_noprof+0x1f2/0x300\n  btrfs_get_raid_extent_offset+0x181/0x820\n  ? __pfx_lock_acquire+0x10/0x10\n  ? __pfx_btrfs_get_raid_extent_offset+0x10/0x10\n  ? down_read+0x194/0x440\n  ? __pfx_down_read+0x10/0x10\n  ? do_raw_read_unlock+0x44/0x70\n  ? _raw_read_unlock+0x23/0x40\n  btrfs_map_block+0x5b5/0x2250\n  ? __pfx_btrfs_map_block+0x10/0x10\n  scrub_submit_initial_read+0x8fe/0x11b0\n  ? __pfx_scrub_submit_initial_read+0x10/0x10\n  submit_initial_group_read+0x161/0x3a0\n  ? lock_release+0x20e/0x710\n  ? __pfx_submit_initial_group_read+0x10/0x10\n  ? __pfx_lock_release+0x10/0x10\n  scrub_simple_mirror.isra.0+0x3eb/0x580\n  scrub_stripe+0xe4d/0x1440\n  ? lock_release+0x20e/0x710\n  ? __pfx_scrub_stripe+0x10/0x10\n  ? __pfx_lock_release+0x10/0x10\n  ? do_raw_read_unlock+0x44/0x70\n  ? _raw_read_unlock+0x23/0x40\n  scrub_chunk+0x257/0x4a0\n  scrub_enumerate_chunks+0x64c/0xf70\n  ? __mutex_unlock_slowpath+0x147/0x5f0\n  ? __pfx_scrub_enumerate_chunks+0x10/0x10\n  ? bit_wait_timeout+0xb0/0x170\n  ? __up_read+0x189/0x700\n  ? scrub_workers_get+0x231/0x300\n  ? up_write+0x490/0x4f0\n  btrfs_scrub_dev+0x52e/0xcd0\n  ? create_pending_snapshots+0x230/0x250\n  ? __pfx_btrfs_scrub_dev+0x10/0x10\n  btrfs_dev_replace_by_ioctl+0xd69/0x1d00\n  ? lock_acquire+0x19d/0x4a0\n  ? __pfx_btrfs_dev_replace_by_ioctl+0x10/0x10\n  ?\n---truncated---",
            },
         ],
         providerMetadata: {
            dateUpdated: "2025-01-20T06:19:11.699Z",
            orgId: "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            shortName: "Linux",
         },
         references: [
            {
               url: "https://git.kernel.org/stable/c/a5bc4e030f50fdbb1fbc69acc1e0c5f57c79d044",
            },
            {
               url: "https://git.kernel.org/stable/c/a2e99dcd7aafa9d474f7d9b0740b8f93c4e156c2",
            },
            {
               url: "https://git.kernel.org/stable/c/8cca35cb29f81eba3e96ec44dad8696c8a2f9138",
            },
         ],
         title: "btrfs: don't take dev_replace rwsem on task already holding it",
         x_generator: {
            engine: "bippy-5f407fcff5a0",
         },
      },
   },
   cveMetadata: {
      assignerOrgId: "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      assignerShortName: "Linux",
      cveId: "CVE-2024-48875",
      datePublished: "2025-01-11T12:25:16.981Z",
      dateReserved: "2025-01-09T09:51:32.472Z",
      dateUpdated: "2025-01-20T06:19:11.699Z",
      state: "PUBLISHED",
   },
   dataType: "CVE_RECORD",
   dataVersion: "5.1",
   "vulnerability-lookup:meta": {
      nvd: "{\"cve\":{\"id\":\"CVE-2024-48875\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-01-11T13:15:22.933\",\"lastModified\":\"2025-02-03T15:17:17.033\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nbtrfs: don't take dev_replace rwsem on task already holding it\\n\\nRunning fstests btrfs/011 with MKFS_OPTIONS=\\\"-O rst\\\" to force the usage of\\nthe RAID stripe-tree, we get the following splat from lockdep:\\n\\n BTRFS info (device sdd): dev_replace from /dev/sdd (devid 1) to /dev/sdb started\\n\\n ============================================\\n WARNING: possible recursive locking detected\\n 6.11.0-rc3-btrfs-for-next #599 Not tainted\\n --------------------------------------------\\n btrfs/2326 is trying to acquire lock:\\n ffff88810f215c98 (&fs_info->dev_replace.rwsem){++++}-{3:3}, at: btrfs_map_block+0x39f/0x2250\\n\\n but task is already holding lock:\\n ffff88810f215c98 (&fs_info->dev_replace.rwsem){++++}-{3:3}, at: btrfs_map_block+0x39f/0x2250\\n\\n other info that might help us debug this:\\n  Possible unsafe locking scenario:\\n\\n        CPU0\\n        ----\\n   lock(&fs_info->dev_replace.rwsem);\\n   lock(&fs_info->dev_replace.rwsem);\\n\\n  *** DEADLOCK ***\\n\\n  May be due to missing lock nesting notation\\n\\n 1 lock held by btrfs/2326:\\n  #0: ffff88810f215c98 (&fs_info->dev_replace.rwsem){++++}-{3:3}, at: btrfs_map_block+0x39f/0x2250\\n\\n stack backtrace:\\n CPU: 1 UID: 0 PID: 2326 Comm: btrfs Not tainted 6.11.0-rc3-btrfs-for-next #599\\n Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011\\n Call Trace:\\n  <TASK>\\n  dump_stack_lvl+0x5b/0x80\\n  __lock_acquire+0x2798/0x69d0\\n  ? __pfx___lock_acquire+0x10/0x10\\n  ? __pfx___lock_acquire+0x10/0x10\\n  lock_acquire+0x19d/0x4a0\\n  ? btrfs_map_block+0x39f/0x2250\\n  ? __pfx_lock_acquire+0x10/0x10\\n  ? find_held_lock+0x2d/0x110\\n  ? lock_is_held_type+0x8f/0x100\\n  down_read+0x8e/0x440\\n  ? btrfs_map_block+0x39f/0x2250\\n  ? __pfx_down_read+0x10/0x10\\n  ? do_raw_read_unlock+0x44/0x70\\n  ? _raw_read_unlock+0x23/0x40\\n  btrfs_map_block+0x39f/0x2250\\n  ? btrfs_dev_replace_by_ioctl+0xd69/0x1d00\\n  ? btrfs_bio_counter_inc_blocked+0xd9/0x2e0\\n  ? __kasan_slab_alloc+0x6e/0x70\\n  ? __pfx_btrfs_map_block+0x10/0x10\\n  ? __pfx_btrfs_bio_counter_inc_blocked+0x10/0x10\\n  ? kmem_cache_alloc_noprof+0x1f2/0x300\\n  ? mempool_alloc_noprof+0xed/0x2b0\\n  btrfs_submit_chunk+0x28d/0x17e0\\n  ? __pfx_btrfs_submit_chunk+0x10/0x10\\n  ? bvec_alloc+0xd7/0x1b0\\n  ? bio_add_folio+0x171/0x270\\n  ? __pfx_bio_add_folio+0x10/0x10\\n  ? __kasan_check_read+0x20/0x20\\n  btrfs_submit_bio+0x37/0x80\\n  read_extent_buffer_pages+0x3df/0x6c0\\n  btrfs_read_extent_buffer+0x13e/0x5f0\\n  read_tree_block+0x81/0xe0\\n  read_block_for_search+0x4bd/0x7a0\\n  ? __pfx_read_block_for_search+0x10/0x10\\n  btrfs_search_slot+0x78d/0x2720\\n  ? __pfx_btrfs_search_slot+0x10/0x10\\n  ? lock_is_held_type+0x8f/0x100\\n  ? kasan_save_track+0x14/0x30\\n  ? __kasan_slab_alloc+0x6e/0x70\\n  ? kmem_cache_alloc_noprof+0x1f2/0x300\\n  btrfs_get_raid_extent_offset+0x181/0x820\\n  ? __pfx_lock_acquire+0x10/0x10\\n  ? __pfx_btrfs_get_raid_extent_offset+0x10/0x10\\n  ? down_read+0x194/0x440\\n  ? __pfx_down_read+0x10/0x10\\n  ? do_raw_read_unlock+0x44/0x70\\n  ? _raw_read_unlock+0x23/0x40\\n  btrfs_map_block+0x5b5/0x2250\\n  ? __pfx_btrfs_map_block+0x10/0x10\\n  scrub_submit_initial_read+0x8fe/0x11b0\\n  ? __pfx_scrub_submit_initial_read+0x10/0x10\\n  submit_initial_group_read+0x161/0x3a0\\n  ? lock_release+0x20e/0x710\\n  ? __pfx_submit_initial_group_read+0x10/0x10\\n  ? __pfx_lock_release+0x10/0x10\\n  scrub_simple_mirror.isra.0+0x3eb/0x580\\n  scrub_stripe+0xe4d/0x1440\\n  ? lock_release+0x20e/0x710\\n  ? __pfx_scrub_stripe+0x10/0x10\\n  ? __pfx_lock_release+0x10/0x10\\n  ? do_raw_read_unlock+0x44/0x70\\n  ? _raw_read_unlock+0x23/0x40\\n  scrub_chunk+0x257/0x4a0\\n  scrub_enumerate_chunks+0x64c/0xf70\\n  ? __mutex_unlock_slowpath+0x147/0x5f0\\n  ? __pfx_scrub_enumerate_chunks+0x10/0x10\\n  ? bit_wait_timeout+0xb0/0x170\\n  ? __up_read+0x189/0x700\\n  ? scrub_workers_get+0x231/0x300\\n  ? up_write+0x490/0x4f0\\n  btrfs_scrub_dev+0x52e/0xcd0\\n  ? create_pending_snapshots+0x230/0x250\\n  ? __pfx_btrfs_scrub_dev+0x10/0x10\\n  btrfs_dev_replace_by_ioctl+0xd69/0x1d00\\n  ? lock_acquire+0x19d/0x4a0\\n  ? __pfx_btrfs_dev_replace_by_ioctl+0x10/0x10\\n  ?\\n---truncated---\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: btrfs: no tome dev_replace rwsem en la tarea que ya lo contiene Al ejecutar fstests btrfs/011 con MKFS_OPTIONS=\\\"-O rst\\\" para forzar el uso del árbol de bandas RAID, obtenemos el siguiente mensaje de lockdep: Información de BTRFS (dispositivo sdd): dev_replace de /dev/sdd (devid 1) a /dev/sdb iniciado ============================================ ADVERTENCIA: se detectó un posible bloqueo recursivo 6.11.0-rc3-btrfs-for-next #599 No contaminado -------------------------------------------- btrfs/2326 está intentando adquirir el bloqueo: ffff88810f215c98 (&amp;fs_info-&gt;dev_replace.rwsem){++++}-{3:3}, en: btrfs_map_block+0x39f/0x2250 pero la tarea ya tiene el bloqueo: ffff88810f215c98 (&amp;fs_info-&gt;dev_replace.rwsem){++++}-{3:3}, en: btrfs_map_block+0x39f/0x2250 otra información que podría ayudarnos a depurar esto: Posible escenario de bloqueo inseguro: CPU0 ---- lock(&amp;fs_info-&gt;dev_replace.rwsem); lock(&amp;fs_info-&gt;dev_replace.rwsem); *** BLOQUEO INTERMEDIO *** Puede deberse a la falta de notación de anidamiento de bloqueo 1 bloqueo mantenido por btrfs/2326: #0: ffff88810f215c98 (&amp;fs_info-&gt;dev_replace.rwsem){++++}-{3:3}, en: btrfs_map_block+0x39f/0x2250 seguimiento de pila: CPU: 1 UID: 0 PID: 2326 Comm: btrfs No contaminado 6.11.0-rc3-btrfs-for-next #599 Nombre del hardware: Bochs Bochs, BIOS Bochs 01/01/2011 Seguimiento de llamadas:  dump_stack_lvl+0x5b/0x80 __lock_acquire+0x2798/0x69d0 ? __pfx___lock_acquire+0x10/0x10 ? __pfx___lock_acquire+0x10/0x10 lock_acquire+0x19d/0x4a0 ? btrfs_map_block+0x39f/0x2250 ? __pfx_lock_acquire+0x10/0x10 ? find_held_lock+0x2d/0x110 ? lock_is_held_type+0x8f/0x100 down_read+0x8e/0x440 ? btrfs_map_block+0x39f/0x2250 ? __pfx_down_read+0x10/0x10 ? do_raw_read_unlock+0x44/0x70 ? kmem_cache_alloc_noprof+0x1f2/0x300 ? bvec_alloc+0xd7/0x1b0 ? bio_add_folio+0x171/0x270 ? __pfx_bio_add_folio+0x10/0x10 ? __kasan_check_read+0x20/0x20 btrfs_submit_bio+0x37/0x80 lectura_extensión_búfer_páginas+0x3df/0x6c0 btrfs_lectura_extensión_búfer+0x13e/0x5f0 lectura_árbol_bloque+0x81/0xe0 lectura_bloque_para_búsqueda+0x4bd/0x7a0 ? __pfx_lectura_bloque_para_búsqueda+0x10/0x10 btrfs_búsqueda_slot+0x78d/0x2720 ? __pfx_btrfs_búsqueda_slot+0x10/0x10 ? bloqueo_se_retiene_tipo+0x8f/0x100 ? kasan_guardar_pista+0x14/0x30 ? __kasan_slab_alloc+0x6e/0x70 ? kmem_cache_alloc_noprof+0x1f2/0x300 btrfs_get_raid_extent_offset+0x181/0x820 ? __pfx_lock_acquire+0x10/0x10 ? __pfx_btrfs_get_raid_extent_offset+0x10/0x10 ? down_read+0x194/0x440 ? __pfx_down_read+0x10/0x10 ? do_raw_read_unlock+0x44/0x70 ? _raw_read_unlock+0x23/0x40 btrfs_map_block+0x5b5/0x2250 ? liberación de bloqueo+0x20e/0x710 ? __pfx_scrub_stripe+0x10/0x10 ? __pfx_lock_release+0x10/0x10 ? hacer_desbloqueo_lectura_sin_encriptar+0x44/0x70 ? _desbloqueo_lectura_sin_encriptar+0x23/0x40 fragmento_de_scruzamiento+0x257/0x4a0 fragmento_de_scruzamiento_enumerar+0x64c/0xf70 ? __mutex_unlock_slowpath+0x147/0x5f0 ? __pfx_scrub_enumerar_chunks+0x10/0x10 ? tiempo_de_espera_bit+0xb0/0x170 ? __up_read+0x189/0x700 ? obtención_trabajadores_de_scruzamiento+0x231/0x300 ? up_write+0x490/0x4f0 btrfs_scrub_dev+0x52e/0xcd0 ? create_pending_snapshots+0x230/0x250 ? __pfx_btrfs_scrub_dev+0x10/0x10 btrfs_dev_replace_by_ioctl+0xd69/0x1d00 ? lock_acquire+0x19d/0x4a0 ? __pfx_btrfs_dev_replace_by_ioctl+0x10/0x10 ? ---truncado---\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-667\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"6.6.66\",\"matchCriteriaId\":\"90A079EF-8212-45DF-84FB-C525A64635B0\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.7\",\"versionEndExcluding\":\"6.12.5\",\"matchCriteriaId\":\"9501D045-7A94-42CA-8B03-821BE94A65B7\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/8cca35cb29f81eba3e96ec44dad8696c8a2f9138\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/a2e99dcd7aafa9d474f7d9b0740b8f93c4e156c2\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/a5bc4e030f50fdbb1fbc69acc1e0c5f57c79d044\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]}]}}",
   },
}


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