syzbot


WARNING in ni_fiemap

Status: upstream: reported C repro on 2024/10/11 03:54
Bug presence: origin:lts-only
[Documentation on labels]
Reported-by: syzbot+a9793b666ed63ca761e9@syzkaller.appspotmail.com
First crash: 194d, last: 6d15h
Bug presence (2)
Date Name Commit Repro Result
2024/12/02 linux-6.1.y (ToT) e4d90d63d385 C [report] WARNING in ni_fiemap
2024/12/02 upstream (ToT) 40384c840ea1 C Didn't crash
Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream WARNING in ni_fiemap ntfs3 C 99 135d 250d 27/28 upstream: reported C repro on 2024/08/16 09:49
Fix bisection attempts (1)
Created Duration User Patch Repo Result
2024/12/02 11:32 3h24m fix candidate upstream OK (0) job log

Sample crash report:
loop0: detected capacity change from 0 to 4096
------------[ cut here ]------------
WARNING: CPU: 1 PID: 4293 at mm/page_alloc.c:5582 __alloc_pages+0x32c/0x730 mm/page_alloc.c:5582
Modules linked in:
CPU: 1 PID: 4293 Comm: syz-executor105 Not tainted 6.1.131-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
pstate: 20400005 (nzCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __alloc_pages+0x32c/0x730 mm/page_alloc.c:5582
lr : __alloc_pages+0xc8/0x730 mm/page_alloc.c:5576
sp : ffff800021357580
x29: ffff800021357670 x28: ffff8000213575a0 x27: dfff800000000000
x26: ffff70000426aeb4 x25: 0000000000000000 x24: ffff8000213575c0
x23: 0000000000000000 x22: 0000000000040d40 x21: 1ffff0000426aeb8
x20: ffff8000213575e0 x19: 000000000000000e x18: ffff800021357480
x17: ffff800018c58000 x16: ffff800012275c40 x15: 0000000000000000
x14: 0000000000000001 x13: ffff0000d9b09bc0 x12: 0000000000000005
x11: 1ffff0000426aebc x10: 0000000000000000 x9 : 0000000000000001
x8 : ffff8000184e9000 x7 : 0000000000000000 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000000020
x2 : 0000000000000008 x1 : 0000000000000000 x0 : ffff8000213575e0
Call trace:
 __alloc_pages+0x32c/0x730 mm/page_alloc.c:5582
 __alloc_pages_node include/linux/gfp.h:237 [inline]
 alloc_pages_node include/linux/gfp.h:260 [inline]
 __kmalloc_large_node+0xbc/0x21c mm/slab_common.c:1077
 __do_kmalloc_node mm/slab_common.c:924 [inline]
 __kmalloc+0x130/0x1c4 mm/slab_common.c:949
 kmalloc_array include/linux/slab.h:615 [inline]
 ni_fiemap+0x2a0/0x1478 fs/ntfs3/frecord.c:2005
 ntfs_fiemap+0x110/0x168 fs/ntfs3/file.c:1254
 ioctl_fiemap fs/ioctl.c:219 [inline]
 do_vfs_ioctl+0x194c/0x26f8 fs/ioctl.c:810
 __do_sys_ioctl fs/ioctl.c:868 [inline]
 __se_sys_ioctl fs/ioctl.c:856 [inline]
 __arm64_sys_ioctl+0xe4/0x1c8 fs/ioctl.c:856
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585
irq event stamp: 13820
hardirqs last  enabled at (13819): [<ffff800008978854>] kasan_quarantine_put+0xdc/0x204 mm/kasan/quarantine.c:242
hardirqs last disabled at (13820): [<ffff800012323b9c>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405
softirqs last  enabled at (13614): [<ffff800008030168>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (13612): [<ffff800008030134>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---

Crashes (33):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/03/25 11:23 linux-6.1.y 344a09659766 875573af .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan-arm64 WARNING in ni_fiemap
2024/12/01 12:59 linux-6.1.y e4d90d63d385 68914665 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan-arm64 WARNING in ni_fiemap
2025/04/16 23:56 linux-6.1.y 420102835862 a95239b1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in ni_fiemap
2025/04/16 23:56 linux-6.1.y 420102835862 a95239b1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in ni_fiemap
2025/02/24 14:07 linux-6.1.y 3a8358583626 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in ni_fiemap
2025/02/17 05:28 linux-6.1.y 0cbb5f65e52f 40a34ec9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in ni_fiemap
2025/02/16 22:05 linux-6.1.y 0cbb5f65e52f 40a34ec9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in ni_fiemap
2025/01/23 14:02 linux-6.1.y f4f677285b38 a44b0418 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in ni_fiemap
2025/01/23 14:02 linux-6.1.y f4f677285b38 a44b0418 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in ni_fiemap
2024/10/11 03:54 linux-6.1.y aa4cd140bba5 8fbfc0c8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in ni_fiemap
2024/10/11 03:54 linux-6.1.y aa4cd140bba5 8fbfc0c8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in ni_fiemap
2025/04/16 17:27 linux-6.1.y 420102835862 a95239b1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ni_fiemap
2025/04/13 22:22 linux-6.1.y 420102835862 0bd6db41 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ni_fiemap
2025/04/13 22:20 linux-6.1.y 420102835862 0bd6db41 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ni_fiemap
2025/04/13 22:19 linux-6.1.y 420102835862 0bd6db41 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ni_fiemap
2025/04/13 22:19 linux-6.1.y 420102835862 0bd6db41 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ni_fiemap
2025/04/13 06:43 linux-6.1.y 420102835862 0bd6db41 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ni_fiemap
2025/04/11 04:25 linux-6.1.y 420102835862 1ef3ab4d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ni_fiemap
2025/04/03 14:55 linux-6.1.y 8e60a714ba3b 996a9618 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ni_fiemap
2025/04/03 14:53 linux-6.1.y 8e60a714ba3b 996a9618 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ni_fiemap
2025/03/25 10:20 linux-6.1.y 344a09659766 875573af .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ni_fiemap
2025/03/08 10:11 linux-6.1.y 6ae7ac5c4251 7e3bd60d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ni_fiemap
2025/03/05 06:00 linux-6.1.y 3a8358583626 c3901742 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ni_fiemap
2025/03/05 05:58 linux-6.1.y 3a8358583626 c3901742 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ni_fiemap
2025/02/27 23:12 linux-6.1.y 3a8358583626 6a8fcbc4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ni_fiemap
2025/02/16 17:16 linux-6.1.y 0cbb5f65e52f 40a34ec9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ni_fiemap
2025/02/16 06:40 linux-6.1.y 0cbb5f65e52f 40a34ec9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ni_fiemap
2025/02/16 06:38 linux-6.1.y 0cbb5f65e52f 40a34ec9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ni_fiemap
2025/02/16 06:26 linux-6.1.y 0cbb5f65e52f 40a34ec9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ni_fiemap
2025/01/23 17:35 linux-6.1.y f4f677285b38 a44b0418 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ni_fiemap
2025/01/23 11:16 linux-6.1.y f4f677285b38 a44b0418 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ni_fiemap
2025/01/23 11:16 linux-6.1.y f4f677285b38 a44b0418 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ni_fiemap
2024/12/01 12:35 linux-6.1.y e4d90d63d385 68914665 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ni_fiemap
* Struck through repros no longer work on HEAD.