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UBSAN: shift-out-of-bounds in ntfs_fill_super

Status: upstream: reported C repro on 2023/03/08 09:55
Bug presence: origin:lts-only
Labels: missing-backport
[Documentation on labels]
Reported-by: syzbot+010986becd65dbf9464b@syzkaller.appspotmail.com
First crash: 602d, last: 2d20h
Fix commit to backport (bisect log) :
tree: upstream
commit 91a4b1ee78cb100b19b70f077c247f211110348f
Author: Konstantin Komarov <almaz.alexandrovich@paragon-software.com>
Date: Fri Jun 30 12:25:25 2023 +0000

  fs/ntfs3: Fix shift-out-of-bounds in ntfs_fill_super

  
▶ ▼ Discussions (1)
Title Replies (including bot) Last reply
[PATCH 6.1 0/1] fs: ntfs3: fix UBSAN: shift-out-of-bounds in ntfs_fill_super() 2 (2) 2024/04/24 10:11
▶ ▼ Bug presence (2)
Date Name Commit Repro Result
2023/12/19 linux-5.15.y (ToT) d0fc081c6241 C [report] UBSAN: shift-out-of-bounds in ntfs_fill_super
2023/12/19 upstream (ToT) 2cf4f94d8e86 C Didn't crash
▶ ▼ Similar bugs (3)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream UBSAN: shift-out-of-bounds in ntfs_fill_super (2) ntfs3 C error 5716 340d 610d 25/28 fixed on 2023/12/21 03:45
upstream UBSAN: shift-out-of-bounds in ntfs_fill_super ntfs3 C done 3643 614d 923d 22/28 fixed on 2023/02/24 13:50
linux-6.1 UBSAN: shift-out-of-bounds in ntfs_fill_super origin:upstream missing-backport C inconclusive 2476 2d16h 600d 0/3 upstream: reported C repro on 2023/03/10 12:52
▶ ▼ Fix bisection attempts (2)
Created Duration User Patch Repo Result
2023/12/20 04:28 3h36m fix candidate upstream OK (1) job log
2023/11/09 07:28 1m fix candidate upstream error job log

Sample crash report:
loop0: detected capacity change from 0 to 4096
================================================================================
UBSAN: shift-out-of-bounds in fs/ntfs3/super.c:743:25
shift exponent 128 is too large for 32-bit type 'unsigned int'
CPU: 0 PID: 3502 Comm: syz-executor376 Not tainted 5.15.162-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x1e3/0x2d0 lib/dump_stack.c:106
 ubsan_epilogue lib/ubsan.c:151 [inline]
 __ubsan_handle_shift_out_of_bounds+0x3bf/0x420 lib/ubsan.c:321
 ntfs_init_from_boot fs/ntfs3/super.c:743 [inline]
 ntfs_fill_super+0x2ad3/0x4350 fs/ntfs3/super.c:930
 get_tree_bdev+0x3fe/0x620 fs/super.c:1312
 vfs_get_tree+0x88/0x270 fs/super.c:1517
 do_new_mount+0x2ba/0xb40 fs/namespace.c:3005
 do_mount fs/namespace.c:3348 [inline]
 __do_sys_mount fs/namespace.c:3556 [inline]
 __se_sys_mount+0x2d5/0x3c0 fs/namespace.c:3533
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f30bf19c8fa
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 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:00007ffe09f448d8 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffe09f448f0 RCX: 00007f30bf19c8fa
RDX: 0000000020000100 RSI: 0000000020000200 RDI: 00007ffe09f448f0
RBP: 0000000000000004 R08: 00007ffe09f44930 R09: 000000000001f465
R10: 000000000000c000 R11: 0000000000000286 R12: 000000000000c000
R13: 00007ffe09f44930 R14: 0000000000000003 R15: 0000000000200000
 </TASK>
================================================================================

Crashes (2504):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/07/15 00:26 linux-5.15.y f45bea23c39c eaeb5c15 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/07/15 00:15 linux-5.15.y f45bea23c39c eaeb5c15 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan UBSAN: shift-out-of-bounds in ntfs_fill_super
2023/12/19 17:09 linux-5.15.y d0fc081c6241 3ad490ea .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/10/27 10:54 linux-5.15.y 74cdd62cb470 65e8686b .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/07/15 00:43 linux-5.15.y f45bea23c39c eaeb5c15 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/07/15 00:25 linux-5.15.y f45bea23c39c eaeb5c15 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/04/02 12:37 linux-5.15.y 9465fef4ae35 6baf5069 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/03/29 00:13 linux-5.15.y 9465fef4ae35 e91187ee .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 UBSAN: shift-out-of-bounds in ntfs_fill_super
2023/12/19 22:55 linux-5.15.y d0fc081c6241 3ad490ea .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 UBSAN: shift-out-of-bounds in ntfs_fill_super
2023/09/08 22:13 linux-5.15.y aff03380bda4 6654cf89 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 UBSAN: shift-out-of-bounds in ntfs_fill_super
2023/05/05 08:18 linux-5.15.y 8a7f2a5c5aa1 518a39a6 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 UBSAN: shift-out-of-bounds in ntfs_fill_super
2023/05/29 10:50 linux-5.15.y 1fe619a7d252 cf184559 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan UBSAN: shift-out-of-bounds in ntfs_fill_super
2023/05/08 15:32 linux-5.15.y 8a7f2a5c5aa1 90c93c40 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/10/28 00:42 linux-5.15.y 74cdd62cb470 65e8686b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/10/21 06:25 linux-5.15.y 584a40a22cb9 cd6fc0a3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/10/21 02:03 linux-5.15.y 584a40a22cb9 cd6fc0a3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/10/14 14:05 linux-5.15.y 3a5928702e71 084d8178 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/10/10 01:10 linux-5.15.y 3a5928702e71 56fb2cb7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/10/06 04:17 linux-5.15.y 3a5928702e71 d7906eff .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/09/28 20:52 linux-5.15.y 3a5928702e71 ba29ff75 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/09/25 06:46 linux-5.15.y 3a5928702e71 5643e0e9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/09/22 12:05 linux-5.15.y 3a5928702e71 6f888b75 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/09/21 05:42 linux-5.15.y 3a5928702e71 6f888b75 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/09/19 11:28 linux-5.15.y 3a5928702e71 c673ca06 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/09/14 01:29 linux-5.15.y 3a5928702e71 b58f933c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/09/02 18:50 linux-5.15.y fa93fa65db6e 1eda0d14 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/08/22 12:53 linux-5.15.y fa93fa65db6e ca02180f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/08/19 17:41 linux-5.15.y fa93fa65db6e 9f0ab3fb .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/08/11 09:57 linux-5.15.y 7e89efd3ae1c 6f4edef4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/08/04 20:20 linux-5.15.y 7e89efd3ae1c 1786a2a8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/07/16 09:07 linux-5.15.y f45bea23c39c e8709b21 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/07/15 00:03 linux-5.15.y f45bea23c39c eaeb5c15 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/07/03 14:31 linux-5.15.y 4878aadf2d15 1ecfa2d8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/07/03 14:31 linux-5.15.y 4878aadf2d15 1ecfa2d8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/10/27 20:21 linux-5.15.y 74cdd62cb470 65e8686b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/10/24 19:32 linux-5.15.y 74cdd62cb470 0d144d1a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/10/04 03:58 linux-5.15.y 3a5928702e71 d7906eff .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/10/02 21:36 linux-5.15.y 3a5928702e71 02f9582a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/09/25 02:20 linux-5.15.y 3a5928702e71 5643e0e9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/09/25 00:20 linux-5.15.y 3a5928702e71 5643e0e9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/09/15 18:54 linux-5.15.y 3a5928702e71 08d8a733 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/09/12 08:42 linux-5.15.y 14e468424d3e d94c83d8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/09/10 10:27 linux-5.15.y 14e468424d3e 784df80e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/08/24 09:49 linux-5.15.y fa93fa65db6e d7d32352 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/08/19 04:41 linux-5.15.y 7e89efd3ae1c dbc93b08 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/08/19 00:25 linux-5.15.y 7e89efd3ae1c dbc93b08 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/08/18 05:31 linux-5.15.y 7e89efd3ae1c dbc93b08 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/07/31 08:49 linux-5.15.y 7e89efd3ae1c 6fde257d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/07/28 02:04 linux-5.15.y 7e89efd3ae1c 46eb10b7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/07/24 01:40 linux-5.15.y 7c6d66f0266f e50e8da5 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/07/20 20:45 linux-5.15.y 7c6d66f0266f b88348e9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/07/16 03:09 linux-5.15.y f45bea23c39c e8709b21 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/07/15 03:43 linux-5.15.y f45bea23c39c eaeb5c15 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/07/15 03:23 linux-5.15.y f45bea23c39c eaeb5c15 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/07/04 14:24 linux-5.15.y 4878aadf2d15 3f2748a3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/07/03 11:51 linux-5.15.y 4878aadf2d15 1ecfa2d8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 UBSAN: shift-out-of-bounds in ntfs_fill_super
2023/03/08 09:55 linux-5.15.y d9b4a0c83a2d d2b00170 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan UBSAN: shift-out-of-bounds in ntfs_fill_super
* Struck through repros no longer work on HEAD.