| Date | Name | Commit | Repro | Result |
|---|---|---|---|---|
| 2025/04/30 | upstream (ToT) | 7a13c14ee59d | C | [report] KASAN: slab-out-of-bounds Read in dtReadFirst |
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| Date | Name | Commit | Repro | Result |
|---|---|---|---|---|
| 2025/04/30 | upstream (ToT) | 7a13c14ee59d | C | [report] KASAN: slab-out-of-bounds Read in dtReadFirst |
| Kernel | Title | Rank 🛈 | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
|---|---|---|---|---|---|---|---|---|---|---|
| linux-6.1 | UBSAN: array-index-out-of-bounds in dtReadFirst origin:lts-only | 19 | C | error | 25 | 142d | 604d | 0/3 | upstream: reported C repro on 2024/11/25 10:09 | |
| upstream | UBSAN: array-index-out-of-bounds in dtReadFirst jfs | 19 | C | error | 200 | 585d | 812d | 28/29 | fixed on 2024/12/16 09:50 | |
| upstream | UBSAN: array-index-out-of-bounds in dtReadFirst (2) jfs | 19 | C | error | 119 | 450d | 578d | 28/29 | fixed on 2025/06/10 16:19 | |
| upstream | KASAN: slab-out-of-bounds Read in dtReadFirst prio:high jfs | 19 | C | error | error | 69 | 101d | 378d | 0/29 | upstream: reported C repro on 2025/07/09 11:02 |
| linux-6.6 | KASAN: slab-out-of-bounds Read in dtReadFirst origin:upstream missing-backport | 17 | C | error | 2 | 46d | 209d | 0/2 | upstream: reported C repro on 2025/12/25 14:42 |
| Created | Duration | User | Patch | Repo | Result |
|---|---|---|---|---|---|
| 2026/05/27 21:07 | 17m | retest repro | linux-5.15.y | report log | |
| 2026/03/14 20:12 | 51m | retest repro | linux-5.15.y | error | |
| 2026/01/03 18:53 | 15m | retest repro | linux-5.15.y | report log | |
| 2025/10/15 01:04 | 11m | retest repro | linux-5.15.y | report log | |
| 2025/07/23 00:54 | 12m | retest repro | linux-5.15.y | report log | |
| 2025/05/11 12:10 | 11m | retest repro | linux-5.15.y | report log | |
| 2025/04/26 12:40 | 19m | retest repro | linux-5.15.y | OK log |
================================================================== BUG: KASAN: slab-out-of-bounds in addressPXD fs/jfs/jfs_types.h:80 [inline] BUG: KASAN: slab-out-of-bounds in dtReadFirst+0x4f7/0x900 fs/jfs/jfs_dtree.c:3418 Read of size 4 at addr ffff88805eacc050 by task syz-executor/4300 CPU: 1 PID: 4300 Comm: syz-executor Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 Call Trace: <TASK> dump_stack_lvl+0x188/0x250 lib/dump_stack.c:106 print_address_description+0x60/0x2d0 mm/kasan/report.c:248 __kasan_report mm/kasan/report.c:434 [inline] kasan_report+0xdf/0x130 mm/kasan/report.c:451 addressPXD fs/jfs/jfs_types.h:80 [inline] dtReadFirst+0x4f7/0x900 fs/jfs/jfs_dtree.c:3418 jfs_readdir+0x88b/0x3d40 fs/jfs/jfs_dtree.c:3130 iterate_dir+0x213/0x550 fs/readdir.c:-1 __do_sys_getdents64 fs/readdir.c:369 [inline] __se_sys_getdents64+0xf2/0x270 fs/readdir.c:354 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7ff85a390833 Code: c7 c0 e8 ff ff ff 64 c7 00 16 00 00 00 31 c0 eb 9e e8 81 9b fd ff 90 b8 ff ff ff 7f 48 39 c2 48 0f 47 d0 b8 d9 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 05 c3 0f 1f 40 00 48 c7 c2 e8 ff ff ff f7 d8 RSP: 002b:00007ffe387dad08 EFLAGS: 00000293 ORIG_RAX: 00000000000000d9 RAX: ffffffffffffffda RBX: 0000555595489a40 RCX: 00007ff85a390833 RDX: 0000000000008000 RSI: 0000555595489a70 RDI: 0000000000000005 RBP: 0000555595489a70 R08: 00000000000285d1 R09: 0000000000000001 R10: 00007ff85a5bae20 R11: 0000000000000293 R12: 0000555595489a44 R13: ffffffffffffffe8 R14: 0000000000000010 R15: 00007ffe387dcfb0 </TASK> Allocated by task 4315: kasan_save_stack mm/kasan/common.c:38 [inline] kasan_set_track mm/kasan/common.c:46 [inline] set_alloc_info mm/kasan/common.c:434 [inline] __kasan_slab_alloc+0x92/0xc0 mm/kasan/common.c:467 kasan_slab_alloc include/linux/kasan.h:254 [inline] slab_post_alloc_hook+0x4c/0x380 mm/slab.h:519 slab_alloc_node mm/slub.c:3225 [inline] slab_alloc mm/slub.c:3233 [inline] kmem_cache_alloc+0x15d/0x280 mm/slub.c:3238 jfs_alloc_inode+0x17/0x50 fs/jfs/super.c:105 alloc_inode fs/inode.c:261 [inline] new_inode_pseudo+0x5f/0x210 fs/inode.c:1001 new_inode+0x25/0x1d0 fs/inode.c:1030 ialloc+0x49/0x920 fs/jfs/jfs_inode.c:48 jfs_create+0x1d5/0xae0 fs/jfs/namei.c:92 lookup_open fs/namei.c:3470 [inline] open_last_lookups fs/namei.c:3540 [inline] path_openat+0x120a/0x2fb0 fs/namei.c:3747 do_filp_open+0x1df/0x400 fs/namei.c:3777 do_sys_openat2+0x14b/0x500 fs/open.c:1255 do_sys_open fs/open.c:1271 [inline] __do_sys_openat fs/open.c:1287 [inline] __se_sys_openat fs/open.c:1282 [inline] __x64_sys_openat+0x135/0x160 fs/open.c:1282 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 The buggy address belongs to the object at ffff88805eacb780 which belongs to the cache jfs_ip of size 2240 The buggy address is located 16 bytes to the right of 2240-byte region [ffff88805eacb780, ffff88805eacc040) The buggy address belongs to the page: page:ffffea00017ab200 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x5eac8 head:ffffea00017ab200 order:3 compound_mapcount:0 compound_pincount:0 memcg:ffff88807c17c901 flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff) raw: 00fff00000010200 0000000000000000 dead000000000122 ffff88801ded7000 raw: 0000000000000000 00000000800d000d 00000001ffffffff ffff88807c17c901 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 3, migratetype Reclaimable, gfp_mask 0x1d2050(__GFP_IO|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL|__GFP_RECLAIMABLE), pid 4315, ts 80815210630, free_ts 70199720125 prep_new_page mm/page_alloc.c:2426 [inline] get_page_from_freelist+0x24f6/0x2670 mm/page_alloc.c:4192 __alloc_pages+0x1ee/0x480 mm/page_alloc.c:5501 alloc_slab_page mm/slub.c:1780 [inline] allocate_slab mm/slub.c:1917 [inline] new_slab+0xc0/0x4b0 mm/slub.c:1980 ___slab_alloc+0x807/0xdd0 mm/slub.c:3013 __slab_alloc mm/slub.c:3100 [inline] slab_alloc_node mm/slub.c:3191 [inline] slab_alloc mm/slub.c:3233 [inline] kmem_cache_alloc+0xf0/0x280 mm/slub.c:3238 jfs_alloc_inode+0x17/0x50 fs/jfs/super.c:105 alloc_inode fs/inode.c:261 [inline] new_inode_pseudo+0x5f/0x210 fs/inode.c:1001 new_inode+0x25/0x1d0 fs/inode.c:1030 jfs_fill_super+0x37b/0xad0 fs/jfs/super.c:549 mount_bdev+0x28a/0x3c0 fs/super.c:1400 legacy_get_tree+0xe6/0x180 fs/fs_context.c:611 vfs_get_tree+0x88/0x270 fs/super.c:1530 do_new_mount+0x247/0xa40 fs/namespace.c:3034 do_mount fs/namespace.c:3377 [inline] __do_sys_mount fs/namespace.c:3585 [inline] __se_sys_mount+0x2e3/0x3d0 fs/namespace.c:3562 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 page last free stack trace: reset_page_owner include/linux/page_owner.h:24 [inline] free_pages_prepare mm/page_alloc.c:1340 [inline] free_pcp_prepare mm/page_alloc.c:1391 [inline] free_unref_page_prepare+0x637/0x6c0 mm/page_alloc.c:3317 free_unref_page_list+0x119/0x830 mm/page_alloc.c:3433 release_pages+0x185f/0x1bd0 mm/swap.c:963 tlb_batch_pages_flush mm/mmu_gather.c:50 [inline] tlb_flush_mmu_free mm/mmu_gather.c:241 [inline] tlb_flush_mmu mm/mmu_gather.c:248 [inline] tlb_finish_mmu+0x1b4/0x370 mm/mmu_gather.c:371 unmap_region+0x344/0x3b0 mm/mmap.c:2669 __do_munmap+0xa29/0xe10 mm/mmap.c:2899 __vm_munmap+0x13f/0x240 mm/mmap.c:2952 __do_sys_munmap mm/mmap.c:2978 [inline] __se_sys_munmap mm/mmap.c:2974 [inline] __x64_sys_munmap+0x67/0x70 mm/mmap.c:2974 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 Memory state around the buggy address: ffff88805eacbf00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ffff88805eacbf80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 >ffff88805eacc000: 00 00 00 00 00 00 00 00 fc fc fc fc fc fc fc fc ^ ffff88805eacc080: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff88805eacc100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ==================================================================
| Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026/07/19 22:35 | linux-5.15.y | c86c4726e7f0 | 72524a66 | .config | console log | report | syz / log | C | [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] | ci2-linux-5-15-kasan | KASAN: slab-out-of-bounds Read in dtReadFirst | |
| 2025/04/27 10:45 | linux-5.15.y | f7347f400572 | c6b4fb39 | .config | console log | report | syz / log | C | [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] | ci2-linux-5-15-kasan-arm64 | KASAN: slab-out-of-bounds Read in dtReadFirst | |
| 2025/04/09 06:17 | linux-5.15.y | 0c935c049b5c | a775275d | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan | UBSAN: array-index-out-of-bounds in dtReadFirst | ||
| 2025/04/09 06:17 | linux-5.15.y | 0c935c049b5c | a775275d | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan | UBSAN: array-index-out-of-bounds in dtReadFirst | ||
| 2025/02/23 11:51 | linux-5.15.y | c16c81c81336 | d34966d1 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan | UBSAN: array-index-out-of-bounds in dtReadFirst | ||
| 2025/02/16 19:01 | linux-5.15.y | c16c81c81336 | 40a34ec9 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan | UBSAN: array-index-out-of-bounds in dtReadFirst | ||
| 2025/02/16 19:01 | linux-5.15.y | c16c81c81336 | 40a34ec9 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan | UBSAN: array-index-out-of-bounds in dtReadFirst | ||
| 2025/01/20 03:34 | linux-5.15.y | 4735586da88e | f2cb035c | .config | console log | report | syz / log | C | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci2-linux-5-15-kasan | UBSAN: array-index-out-of-bounds in dtReadFirst | |
| 2025/01/20 03:09 | linux-5.15.y | 4735586da88e | f2cb035c | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan | UBSAN: array-index-out-of-bounds in dtReadFirst | ||
| 2024/12/01 23:23 | linux-5.15.y | 0a51d2d4527b | 68914665 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan | UBSAN: array-index-out-of-bounds in dtReadFirst | ||
| 2024/12/01 23:21 | linux-5.15.y | 0a51d2d4527b | 68914665 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan | UBSAN: array-index-out-of-bounds in dtReadFirst | ||
| 2024/11/26 05:26 | linux-5.15.y | 0a51d2d4527b | 11dbc254 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan | UBSAN: array-index-out-of-bounds in dtReadFirst | ||
| 2025/04/09 03:39 | linux-5.15.y | 0c935c049b5c | a775275d | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | UBSAN: array-index-out-of-bounds in dtReadFirst | ||
| 2025/04/09 03:39 | linux-5.15.y | 0c935c049b5c | a775275d | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | UBSAN: array-index-out-of-bounds in dtReadFirst | ||
| 2025/03/30 10:06 | linux-5.15.y | 0c935c049b5c | d3999433 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | UBSAN: array-index-out-of-bounds in dtReadFirst | ||
| 2025/03/02 11:23 | linux-5.15.y | c16c81c81336 | c3901742 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | UBSAN: array-index-out-of-bounds in dtReadFirst | ||
| 2025/02/28 07:19 | linux-5.15.y | c16c81c81336 | 6a8fcbc4 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | UBSAN: array-index-out-of-bounds in dtReadFirst | ||
| 2025/02/17 00:31 | linux-5.15.y | c16c81c81336 | 40a34ec9 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | UBSAN: array-index-out-of-bounds in dtReadFirst | ||
| 2024/12/01 23:13 | linux-5.15.y | 0a51d2d4527b | 68914665 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | UBSAN: array-index-out-of-bounds in dtReadFirst | ||
| 2024/12/01 23:11 | linux-5.15.y | 0a51d2d4527b | 68914665 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | UBSAN: array-index-out-of-bounds in dtReadFirst | ||
| 2024/11/26 03:48 | linux-5.15.y | 0a51d2d4527b | 11dbc254 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | UBSAN: array-index-out-of-bounds in dtReadFirst | ||
| 2024/11/26 03:48 | linux-5.15.y | 0a51d2d4527b | 11dbc254 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | UBSAN: array-index-out-of-bounds in dtReadFirst | ||
| 2024/10/05 21:53 | linux-5.15.y | 3a5928702e71 | d7906eff | .config | console log | report | syz / log | C | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci2-linux-5-15-kasan-arm64 | UBSAN: array-index-out-of-bounds in dtReadFirst | |
| 2024/10/05 21:22 | linux-5.15.y | 3a5928702e71 | d7906eff | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | UBSAN: array-index-out-of-bounds in dtReadFirst | ||
| 2024/05/27 23:22 | linux-5.15.y | c61bd26ae81a | 761766e6 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | UBSAN: array-index-out-of-bounds in dtReadFirst | ||
| 2024/05/27 22:08 | linux-5.15.y | c61bd26ae81a | 761766e6 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | UBSAN: array-index-out-of-bounds in dtReadFirst | ||
| 2024/05/12 13:01 | linux-5.15.y | 284087d4f7d5 | 9026e142 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | UBSAN: array-index-out-of-bounds in dtReadFirst | ||
| 2024/04/28 13:09 | linux-5.15.y | b925f60c6ee7 | 07b455f9 | .config | console log | report | syz | C | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci2-linux-5-15-kasan-arm64 | UBSAN: array-index-out-of-bounds in dtReadFirst | |
| 2024/04/28 12:31 | linux-5.15.y | b925f60c6ee7 | 07b455f9 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | UBSAN: array-index-out-of-bounds in dtReadFirst | ||
| 2026/07/19 21:36 | linux-5.15.y | c86c4726e7f0 | 72524a66 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan | KASAN: slab-out-of-bounds Read in dtReadFirst | ||
| 2025/12/19 15:53 | linux-5.15.y | 68efe5a6c16a | d6526ea3 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan | KASAN: slab-out-of-bounds Read in dtReadFirst | ||
| 2025/10/01 00:21 | linux-5.15.y | 43bb85222e53 | 65a0eece | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan | KASAN: slab-out-of-bounds Read in dtReadFirst | ||
| 2025/02/05 10:19 | linux-5.15.y | c16c81c81336 | 5896748e | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan | KASAN: slab-out-of-bounds Read in dtReadFirst | ||
| 2025/02/05 03:49 | linux-5.15.y | c16c81c81336 | 5896748e | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan | KASAN: slab-out-of-bounds Read in dtReadFirst | ||
| 2025/04/27 10:14 | linux-5.15.y | f7347f400572 | c6b4fb39 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | KASAN: slab-out-of-bounds Read in dtReadFirst | ||
| 2025/02/16 23:52 | linux-5.15.y | c16c81c81336 | 40a34ec9 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | KASAN: slab-out-of-bounds Read in dtReadFirst |