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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: 412d, last: 2h51m
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

  
▶ ▼ 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 150d 420d 25/26 fixed on 2023/12/21 03:45
upstream UBSAN: shift-out-of-bounds in ntfs_fill_super ntfs3 C done 3643 424d 733d 22/26 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 2253 3h43m 410d 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 job log (1)
2023/11/09 07:28 1m fix candidate upstream error job log (0)

Sample crash report:
loop0: detected capacity change from 0 to 4096
================================================================================
UBSAN: shift-out-of-bounds in fs/ntfs3/super.c:736:25
shift exponent 127 is too large for 32-bit type 'unsigned int'
CPU: 0 PID: 3499 Comm: syz-executor145 Not tainted 5.15.143-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x1e3/0x2cb 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:736 [inline]
 ntfs_fill_super+0x27e8/0x4460 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+0x28b/0xae0 fs/namespace.c:2994
 do_mount fs/namespace.c:3337 [inline]
 __do_sys_mount fs/namespace.c:3545 [inline]
 __se_sys_mount+0x2d5/0x3c0 fs/namespace.c:3522
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fe4154bb8fa
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:00007ffe5bb26818 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffe5bb26830 RCX: 00007fe4154bb8fa
RDX: 000000002001f180 RSI: 0000000020000140 RDI: 00007ffe5bb26830
RBP: 0000000000000004 R08: 00007ffe5bb26870 R09: 000000000001f1e8
R10: 0000000001014410 R11: 0000000000000286 R12: 0000000001014410
R13: 00007ffe5bb26870 R14: 0000000000000003 R15: 0000000000200000
 </TASK>
================================================================================

Crashes (2176):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
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
2024/04/02 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
2024/04/21 22:53 linux-5.15.y c52b9710c83d af24b050 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/04/20 13:39 linux-5.15.y c52b9710c83d af24b050 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/04/20 03:59 linux-5.15.y c52b9710c83d af24b050 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/04/18 22:32 linux-5.15.y c52b9710c83d af24b050 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan UBSAN: shift-out-of-bounds in ntfs_fill_super
2024/04/23 12:52 linux-5.15.y c52b9710c83d 21339d7b .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
2024/04/23 11:15 linux-5.15.y c52b9710c83d 21339d7b .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
2024/04/23 07:21 linux-5.15.y c52b9710c83d 36c961ad .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
2024/04/23 04:58 linux-5.15.y c52b9710c83d 36c961ad .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
2024/04/23 03:17 linux-5.15.y c52b9710c83d 36c961ad .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
2024/04/23 00:00 linux-5.15.y c52b9710c83d 36c961ad .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
2024/04/22 18:56 linux-5.15.y c52b9710c83d 36c961ad .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
2024/04/22 14:08 linux-5.15.y c52b9710c83d 36c961ad .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
2024/04/22 13:24 linux-5.15.y c52b9710c83d 36c961ad .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
2024/04/22 10:55 linux-5.15.y c52b9710c83d 36c961ad .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
2024/04/22 09:29 linux-5.15.y c52b9710c83d 36c961ad .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
2024/04/22 05:26 linux-5.15.y c52b9710c83d af24b050 .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
2024/04/22 04:17 linux-5.15.y c52b9710c83d af24b050 .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
2024/04/22 03:15 linux-5.15.y c52b9710c83d af24b050 .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
2024/04/21 21:39 linux-5.15.y c52b9710c83d af24b050 .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
2024/04/21 20:21 linux-5.15.y c52b9710c83d af24b050 .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
2024/04/21 19:21 linux-5.15.y c52b9710c83d af24b050 .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
2024/04/21 17:02 linux-5.15.y c52b9710c83d af24b050 .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
2024/04/21 15:47 linux-5.15.y c52b9710c83d af24b050 .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
2024/04/21 14:41 linux-5.15.y c52b9710c83d af24b050 .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
2024/04/21 13:40 linux-5.15.y c52b9710c83d af24b050 .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
2024/04/21 12:12 linux-5.15.y c52b9710c83d af24b050 .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
2024/04/21 05:25 linux-5.15.y c52b9710c83d af24b050 .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
2024/04/21 01:36 linux-5.15.y c52b9710c83d af24b050 .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
2024/04/20 16:39 linux-5.15.y c52b9710c83d af24b050 .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
2024/04/20 12:03 linux-5.15.y c52b9710c83d af24b050 .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
2024/04/20 10:43 linux-5.15.y c52b9710c83d af24b050 .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
2024/04/20 06:45 linux-5.15.y c52b9710c83d af24b050 .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
2024/04/20 05:32 linux-5.15.y c52b9710c83d af24b050 .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
2024/04/19 17:17 linux-5.15.y c52b9710c83d af24b050 .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
2024/04/19 14:10 linux-5.15.y c52b9710c83d af24b050 .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
2024/04/19 12:34 linux-5.15.y c52b9710c83d af24b050 .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
2024/04/19 08:22 linux-5.15.y c52b9710c83d af24b050 .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
2024/04/19 06:14 linux-5.15.y c52b9710c83d af24b050 .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
2024/04/19 03:36 linux-5.15.y c52b9710c83d af24b050 .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
2024/04/18 16:05 linux-5.15.y c52b9710c83d af24b050 .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
2024/04/18 11:50 linux-5.15.y c52b9710c83d af24b050 .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
2024/04/18 09:51 linux-5.15.y c52b9710c83d af24b050 .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
2024/04/18 08:47 linux-5.15.y c52b9710c83d af24b050 .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
2024/04/18 06:50 linux-5.15.y c52b9710c83d acc528cb .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
2024/04/17 23:16 linux-5.15.y c52b9710c83d acc528cb .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
2024/04/17 21:21 linux-5.15.y c52b9710c83d acc528cb .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.