syzbot


KASAN: use-after-free Read in ocfs2_claim_suballoc_bits

Status: upstream: reported C repro on 2024/08/22 08:11
Subsystems: ocfs2
[Documentation on labels]
Reported-by: syzbot+5054473a31f78f735416@syzkaller.appspotmail.com
First crash: 218d, last: 10h20m
Cause bisection: the issue happens on the oldest tested release (bisect log)
Crash: KASAN: use-after-free Read in ocfs2_claim_suballoc_bits (log)
Repro: syz .config
  
Discussions (1)
Title Replies (including bot) Last reply
[syzbot] [ocfs2?] KASAN: use-after-free Read in ocfs2_claim_suballoc_bits 0 (1) 2024/08/22 08:11
Last patch testing requests (6)
Created Duration User Patch Repo Result
2025/02/09 07:25 18m retest repro upstream report log
2025/02/09 07:25 18m retest repro upstream report log
2025/02/09 07:25 18m retest repro upstream report log
2024/09/04 23:12 14m retest repro upstream report log
2024/09/04 23:12 14m retest repro upstream report log
2024/09/04 23:12 13m retest repro upstream report log

Sample crash report:
ocfs2: Slot 0 on device (7,0) was already allocated to this node!
ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode.
==================================================================
BUG: KASAN: slab-out-of-bounds in ocfs2_find_victim_chain fs/ocfs2/suballoc.c:1445 [inline]
BUG: KASAN: slab-out-of-bounds in ocfs2_claim_suballoc_bits+0x10d3/0x2560 fs/ocfs2/suballoc.c:1982
Read of size 4 at addr ffff8880341a04c0 by task syz-executor214/5305

CPU: 0 UID: 0 PID: 5305 Comm: syz-executor214 Not tainted 6.14.0-rc7-syzkaller #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 print_address_description mm/kasan/report.c:408 [inline]
 print_report+0x16e/0x5b0 mm/kasan/report.c:521
 kasan_report+0x143/0x180 mm/kasan/report.c:634
 ocfs2_find_victim_chain fs/ocfs2/suballoc.c:1445 [inline]
 ocfs2_claim_suballoc_bits+0x10d3/0x2560 fs/ocfs2/suballoc.c:1982
 ocfs2_claim_new_inode+0x338/0x870 fs/ocfs2/suballoc.c:2267
 ocfs2_mknod_locked+0x17a/0x3b0 fs/ocfs2/namei.c:634
 ocfs2_mknod+0x17d4/0x2b30 fs/ocfs2/namei.c:381
 ocfs2_create+0x1ab/0x470 fs/ocfs2/namei.c:673
 lookup_open fs/namei.c:3651 [inline]
 open_last_lookups fs/namei.c:3750 [inline]
 path_openat+0x193c/0x3590 fs/namei.c:3986
 do_filp_open+0x27f/0x4e0 fs/namei.c:4016
 do_sys_openat2+0x13e/0x1d0 fs/open.c:1428
 do_sys_open fs/open.c:1443 [inline]
 __do_sys_openat fs/open.c:1459 [inline]
 __se_sys_openat fs/open.c:1454 [inline]
 __x64_sys_openat+0x247/0x2a0 fs/open.c:1454
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f8cd3664ad9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 17 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:00007ffff9a12cd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8cd3664ad9
RDX: 0000000000105042 RSI: 0000400000000080 RDI: 00000000ffffff9c
RBP: 00007f8cd36dc5f0 R08: 0000000000004438 R09: 00005555801254c0
R10: 00000000000001db R11: 0000000000000246 R12: 00007ffff9a12d00
R13: 00007ffff9a12f28 R14: 431bde82d7b634db R15: 00007f8cd36ad03b
 </TASK>

Allocated by task 1:
 kasan_save_stack mm/kasan/common.c:47 [inline]
 kasan_save_track+0x3f/0x80 mm/kasan/common.c:68
 poison_kmalloc_redzone mm/kasan/common.c:377 [inline]
 __kasan_kmalloc+0x98/0xb0 mm/kasan/common.c:394
 kasan_kmalloc include/linux/kasan.h:260 [inline]
 __do_kmalloc_node mm/slub.c:4294 [inline]
 __kmalloc_noprof+0x285/0x4c0 mm/slub.c:4306
 kmalloc_noprof include/linux/slab.h:905 [inline]
 kzalloc_noprof include/linux/slab.h:1037 [inline]
 platform_device_alloc+0x38/0x260 drivers/base/platform.c:581
 serial8250_init+0xeb/0x1c0 drivers/tty/serial/8250/8250_platform.c:319
 do_one_initcall+0x248/0x930 init/main.c:1257
 do_initcall_level+0x157/0x210 init/main.c:1319
 do_initcalls+0x71/0xd0 init/main.c:1335
 kernel_init_freeable+0x435/0x5d0 init/main.c:1568
 kernel_init+0x1d/0x2b0 init/main.c:1457
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244

The buggy address belongs to the object at ffff8880341a0000
 which belongs to the cache kmalloc-2k of size 2048
The buggy address is located 1216 bytes inside of
 allocated 1219-byte region [ffff8880341a0000, ffff8880341a04c3)

The buggy address belongs to the physical page:
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x341a0
head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
anon flags: 0x4fff00000000040(head|node=1|zone=1|lastcpupid=0x7ff)
page_type: f5(slab)
raw: 04fff00000000040 ffff88801b042000 0000000000000000 0000000000000001
raw: 0000000000000000 0000000000080008 00000000f5000000 0000000000000000
head: 04fff00000000040 ffff88801b042000 0000000000000000 0000000000000001
head: 0000000000000000 0000000000080008 00000000f5000000 0000000000000000
head: 04fff00000000003 ffffea0000d06801 ffffffffffffffff 0000000000000000
head: 0000000000000008 0000000000000000 00000000ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 1, tgid 1 (swapper/0), ts 9230803495, free_ts 0
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f4/0x240 mm/page_alloc.c:1551
 prep_new_page mm/page_alloc.c:1559 [inline]
 get_page_from_freelist+0x365c/0x37a0 mm/page_alloc.c:3477
 __alloc_frozen_pages_noprof+0x292/0x710 mm/page_alloc.c:4740
 alloc_pages_mpol+0x311/0x660 mm/mempolicy.c:2270
 alloc_slab_page mm/slub.c:2423 [inline]
 allocate_slab+0x8f/0x3a0 mm/slub.c:2587
 new_slab mm/slub.c:2640 [inline]
 ___slab_alloc+0xc27/0x14a0 mm/slub.c:3826
 __slab_alloc+0x58/0xa0 mm/slub.c:3916
 __slab_alloc_node mm/slub.c:3991 [inline]
 slab_alloc_node mm/slub.c:4152 [inline]
 __do_kmalloc_node mm/slub.c:4293 [inline]
 __kmalloc_noprof+0x2e6/0x4c0 mm/slub.c:4306
 kmalloc_noprof include/linux/slab.h:905 [inline]
 kzalloc_noprof include/linux/slab.h:1037 [inline]
 platform_device_alloc+0x38/0x260 drivers/base/platform.c:581
 serial8250_init+0xeb/0x1c0 drivers/tty/serial/8250/8250_platform.c:319
 do_one_initcall+0x248/0x930 init/main.c:1257
 do_initcall_level+0x157/0x210 init/main.c:1319
 do_initcalls+0x71/0xd0 init/main.c:1335
 kernel_init_freeable+0x435/0x5d0 init/main.c:1568
 kernel_init+0x1d/0x2b0 init/main.c:1457
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:148
page_owner free stack trace missing

Memory state around the buggy address:
 ffff8880341a0380: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff8880341a0400: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>ffff8880341a0480: 00 00 00 00 00 00 00 00 03 fc fc fc fc fc fc fc
                                           ^
 ffff8880341a0500: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
 ffff8880341a0580: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
==================================================================

Crashes (199):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/03/18 02:37 upstream 4701f33a1070 489e2dc8 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] [mounted in repro (clean fs)] ci-snapshot-upstream-root KASAN: slab-out-of-bounds Read in ocfs2_claim_suballoc_bits
2024/08/21 23:11 upstream b311c1b497e5 d504e3fd .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] [mounted in repro] ci-snapshot-upstream-root KASAN: slab-use-after-free Read in ocfs2_claim_suballoc_bits
2024/08/21 21:58 upstream b311c1b497e5 d504e3fd .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] [mounted in repro] ci-snapshot-upstream-root KASAN: slab-out-of-bounds Read in ocfs2_claim_suballoc_bits
2024/08/21 20:43 upstream b311c1b497e5 d504e3fd .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] [mounted in repro] ci-snapshot-upstream-root KASAN: slab-out-of-bounds Read in ocfs2_claim_suballoc_bits
2025/03/18 16:37 upstream 76b6905c11fd 22a6c2b1 .config console log report syz / log [disk image] [vmlinux] [kernel image] [mounted in repro (clean fs)] ci2-upstream-fs KASAN: slab-use-after-free Read in ocfs2_claim_suballoc_bits
2025/01/26 06:51 upstream 0f8e26b38d7a 9fbd772e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs KASAN: use-after-free Read in ocfs2_claim_suballoc_bits
2025/01/16 16:51 upstream 619f0b6fad52 f9e07a6e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs KASAN: use-after-free Read in ocfs2_claim_suballoc_bits
2025/01/04 10:05 upstream 63676eefb7a0 f3558dbf .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs KASAN: use-after-free Read in ocfs2_claim_suballoc_bits
2024/12/18 18:11 upstream aef25be35d23 a0626d3a .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs KASAN: use-after-free Read in ocfs2_claim_suballoc_bits
2024/12/18 07:35 upstream 59dbb9d81adf a0626d3a .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs KASAN: use-after-free Read in ocfs2_claim_suballoc_bits
2024/12/12 09:23 upstream 231825b2e1ff 6f1b0fa8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs KASAN: use-after-free Read in ocfs2_claim_suballoc_bits
2024/12/11 19:07 upstream f92f4749861b ff949d25 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs KASAN: use-after-free Read in ocfs2_claim_suballoc_bits
2024/12/11 15:20 upstream f92f4749861b ff949d25 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs KASAN: use-after-free Read in ocfs2_claim_suballoc_bits
2024/12/11 13:49 upstream f92f4749861b ff949d25 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs KASAN: use-after-free Read in ocfs2_claim_suballoc_bits
2024/12/11 12:49 upstream f92f4749861b ff949d25 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs KASAN: use-after-free Read in ocfs2_claim_suballoc_bits
2024/12/11 11:34 upstream f92f4749861b ff949d25 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs KASAN: use-after-free Read in ocfs2_claim_suballoc_bits
2024/12/11 06:18 upstream f92f4749861b cfc402b4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs KASAN: use-after-free Read in ocfs2_claim_suballoc_bits
2024/12/11 01:23 upstream 7cb1b4663150 cfc402b4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs KASAN: use-after-free Read in ocfs2_claim_suballoc_bits
2024/12/03 22:26 upstream ceb8bf2ceaa7 b50eb251 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs KASAN: use-after-free Read in ocfs2_claim_suballoc_bits
2024/12/03 05:30 upstream cdd30ebb1b9f 578925bc .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs KASAN: use-after-free Read in ocfs2_claim_suballoc_bits
2025/03/25 03:00 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a2392f333575 875573af .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 KASAN: use-after-free Read in ocfs2_claim_suballoc_bits
2025/01/05 19:47 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 573067a5a685 f3558dbf .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 KASAN: use-after-free Read in ocfs2_claim_suballoc_bits
2024/12/30 23:19 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 573067a5a685 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 KASAN: use-after-free Read in ocfs2_claim_suballoc_bits
2025/01/07 01:36 upstream 5428dc1906dd f3558dbf .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs KASAN: slab-out-of-bounds Read in ocfs2_claim_suballoc_bits
2025/01/06 16:47 upstream 5428dc1906dd f3558dbf .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs KASAN: slab-use-after-free Read in ocfs2_claim_suballoc_bits
2025/01/04 11:51 upstream 63676eefb7a0 f3558dbf .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root KASAN: slab-use-after-free Read in ocfs2_claim_suballoc_bits
2025/01/01 15:29 upstream ccb98ccef0e5 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs KASAN: slab-use-after-free Read in ocfs2_claim_suballoc_bits
2024/12/31 15:56 upstream ccb98ccef0e5 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs KASAN: slab-use-after-free Read in ocfs2_claim_suballoc_bits
2024/12/27 16:35 upstream d6ef8b40d075 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs KASAN: slab-out-of-bounds Read in ocfs2_claim_suballoc_bits
2024/12/25 12:51 upstream 9b2ffa6148b1 444551c4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs KASAN: slab-use-after-free Read in ocfs2_claim_suballoc_bits
2024/12/24 12:44 upstream f07044dd0df0 444551c4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs KASAN: out-of-bounds Read in ocfs2_claim_suballoc_bits
2024/12/24 04:23 upstream f07044dd0df0 444551c4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs KASAN: slab-out-of-bounds Read in ocfs2_claim_suballoc_bits
2024/12/21 11:38 upstream e9b8ffafd20a d7f584ee .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs KASAN: slab-use-after-free Read in ocfs2_claim_suballoc_bits
2024/12/15 03:26 upstream a0e3919a2df2 7cbfbb3a .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs KASAN: slab-use-after-free Read in ocfs2_claim_suballoc_bits
2024/12/15 02:54 upstream a0e3919a2df2 7cbfbb3a .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs KASAN: slab-use-after-free Read in ocfs2_claim_suballoc_bits
2024/12/14 03:12 upstream 243f750a2df0 7cbfbb3a .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs KASAN: slab-use-after-free Read in ocfs2_claim_suballoc_bits
2024/12/11 23:14 upstream 231825b2e1ff ff949d25 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs KASAN: slab-out-of-bounds Read in ocfs2_claim_suballoc_bits
2024/12/11 16:45 upstream f92f4749861b ff949d25 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs KASAN: slab-use-after-free Read in ocfs2_claim_suballoc_bits
2024/12/11 11:34 upstream f92f4749861b ff949d25 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs KASAN: slab-out-of-bounds Read in ocfs2_claim_suballoc_bits
2024/12/07 04:20 upstream 9a6e8c7c3a02 9ac0fdc6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs KASAN: slab-out-of-bounds Read in ocfs2_claim_suballoc_bits
2024/12/05 10:34 upstream feffde684ac2 29f61fce .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs KASAN: slab-use-after-free Read in ocfs2_claim_suballoc_bits
2024/11/23 20:04 upstream 228a1157fb9f 68da6d95 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root KASAN: slab-use-after-free Read in ocfs2_claim_suballoc_bits
2024/11/02 20:42 upstream 11066801dd4b f00eed24 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce-root KMSAN: uninit-value in ocfs2_claim_suballoc_bits
2024/12/11 17:56 upstream f92f4749861b ff949d25 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce-386-root KMSAN: uninit-value in ocfs2_claim_suballoc_bits
2025/03/27 20:47 upstream 1a9239bb4253 928390c4 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: slab-use-after-free Read in ocfs2_claim_suballoc_bits
2025/03/24 11:36 upstream 586de92313fc 875573af .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: slab-out-of-bounds Read in ocfs2_claim_suballoc_bits
2025/03/18 02:21 upstream 4701f33a1070 489e2dc8 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: slab-out-of-bounds Read in ocfs2_claim_suballoc_bits
2025/03/08 19:27 upstream 2a520073e74f 7e3bd60d .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: slab-use-after-free Read in ocfs2_claim_suballoc_bits
2025/03/08 10:52 upstream 21e4543a2e2f 7e3bd60d .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: slab-out-of-bounds Read in ocfs2_claim_suballoc_bits
2025/02/28 19:48 upstream 76544811c850 1e7a43e1 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: slab-out-of-bounds Read in ocfs2_claim_suballoc_bits
2025/02/24 23:31 upstream d082ecbc71e9 d34966d1 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: slab-use-after-free Read in ocfs2_claim_suballoc_bits
2025/02/16 06:51 upstream ad1b832bf1cf 40a34ec9 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: slab-out-of-bounds Read in ocfs2_claim_suballoc_bits
2025/02/15 19:01 upstream 7ff71e6d9239 40a34ec9 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: slab-out-of-bounds Read in ocfs2_claim_suballoc_bits
2025/02/09 23:47 upstream 69b54314c975 ef44b750 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: slab-use-after-free Read in ocfs2_claim_suballoc_bits
2025/01/16 01:30 upstream 619f0b6fad52 968edaf4 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: slab-out-of-bounds Read in ocfs2_claim_suballoc_bits
2025/01/06 07:07 upstream 9244696b34f2 f3558dbf .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: slab-out-of-bounds Read in ocfs2_claim_suballoc_bits
2024/12/31 02:55 upstream ccb98ccef0e5 d3ccff63 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: slab-out-of-bounds Read in ocfs2_claim_suballoc_bits
2024/12/26 20:09 upstream 9b2ffa6148b1 d3ccff63 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: slab-out-of-bounds Read in ocfs2_claim_suballoc_bits
2024/12/26 04:53 upstream 9b2ffa6148b1 444551c4 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: slab-use-after-free Read in ocfs2_claim_suballoc_bits
2024/12/18 08:36 upstream 59dbb9d81adf a0626d3a .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: slab-out-of-bounds Read in ocfs2_claim_suballoc_bits
2024/11/26 08:10 linux-next ed9a4ad6e5bd 11dbc254 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root KASAN: slab-out-of-bounds Read in ocfs2_claim_suballoc_bits
2024/12/17 21:05 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2e7aff49b5da c8c15bb2 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 KASAN: slab-use-after-free Read in ocfs2_claim_suballoc_bits
2024/12/09 19:13 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fac04efc5c79 9ac0fdc6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 KASAN: slab-use-after-free Read in ocfs2_claim_suballoc_bits
* Struck through repros no longer work on HEAD.