kernel BUG in ntfs_attr_vcn_to_lcn

Kernel	Title	Repro	Cause bisect	Fix bisect	Count	Last	Reported	Patched	Status
linux-4.19	kernel BUG in ntfs_attr_vcn_to_lcn_nolock ntfs	C		error	4	456d	490d	0/1	upstream: reported C repro on 2022/12/16 07:22

linux-4.19

kernel BUG in ntfs_attr_vcn_to_lcn_nolock ntfs

error

456d

490d

0/1

upstream: reported C repro on 2022/12/16 07:22


Created	Duration	User	Patch	Repo	Result
2023/03/03 19:49	21m	bisect fix		linux-4.14.y	job log (0) log
2023/02/01 15:31	28m	bisect fix		linux-4.14.y	job log (0) log

ntfs: volume version 3.1. ------------[ cut here ]------------ kernel BUG at fs/ntfs/attrib.c:353! invalid opcode: 0000 [#1] PREEMPT SMP KASAN Modules linked in: CPU: 1 PID: 7997 Comm: syz-executor348 Not tainted 4.14.302-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 task: ffff888095a762c0 task.stack: ffff888091a20000 RIP: 0010:ntfs_attr_vcn_to_lcn_nolock+0x171/0x3a0 fs/ntfs/attrib.c:353 RSP: 0018:ffff888091a27d10 EFLAGS: 00010297 RAX: ffff888095a762c0 RBX: 0000000000000001 RCX: 000000000000000b RDX: 0000000000000000 RSI: fffffffff9b52000 RDI: ffff88808df81788 RBP: ffff88808df81740 R08: ffffffff8b9ca628 R09: 00000000000587c0 R10: ffff888095a76b48 R11: ffff888095a762c0 R12: fffffffff9b52000 R13: 0000000000000000 R14: 000000000000000b R15: ffff88808df81a08 FS: 0000555555a38300(0000) GS:ffff8880ba500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f636e240520 CR3: 00000000b339a000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ntfs_bmap+0x27a/0x530 fs/ntfs/aops.c:1604 ioctl_fibmap fs/ioctl.c:66 [inline] file_ioctl fs/ioctl.c:492 [inline] do_vfs_ioctl+0xc60/0xff0 fs/ioctl.c:684 SYSC_ioctl fs/ioctl.c:701 [inline] SyS_ioctl+0x7f/0xb0 fs/ioctl.c:692 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x5e/0xd3 RIP: 0033:0x7f636e268339 RSP: 002b:00007fffa698fa78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0031656c69662f2e RCX: 00007f636e268339 RDX: 0000000020000040 RSI: 0000000000000001 RDI: 0000000000000004 RBP: 00007f636e227bd0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f636e227c60 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 Code: ea 03 80 3c 02 00 0f 85 03 02 00 00 4c 8b bd 80 00 00 00 e9 3d ff ff ff e8 3d 90 44 ff 0f 0b e8 36 90 44 ff 0f 0b e8 2f 90 44 ff <0f> 0b e8 28 90 44 ff 49 83 ff fe 0f 85 85 01 00 00 e8 19 90 44 RIP: ntfs_attr_vcn_to_lcn_nolock+0x171/0x3a0 fs/ntfs/attrib.c:353 RSP: ffff888091a27d10 ---[ end trace b52f5ef44230e688 ]---

Crashes (1):
Time	Kernel	Commit	Syzkaller	Config	Log	Report	Syz repro	C repro	VM info	Assets (help?)	Manager	Title
2022/12/24 17:52	linux-4.14.y	c4215ee4771b	9da18ae8	.config	console log	report	syz	C		[disk image] [vmlinux] [kernel image] [mounted in repro]	ci2-linux-4-14	kernel BUG in ntfs_attr_vcn_to_lcn_nolock

Crashes (1):

Assets (help?)