syzbot


BUG: unable to handle kernel NULL pointer dereference in log_replay

Status: auto-obsoleted due to no activity on 2023/05/27 13:16
Subsystems: ntfs3
[Documentation on labels]
Reported-by: syzbot+8379f446e2ac4365e343@syzkaller.appspotmail.com
First crash: 573d, last: 392d
Discussions (1)
Title Replies (including bot) Last reply
[syzbot] BUG: unable to handle kernel NULL pointer dereference in log_replay 0 (1) 2022/08/26 22:51

Sample crash report:
ntfs3: loop2: ino=2, "/" ntfs_iget5
ntfs3: loop2: Mark volume as dirty due to NTFS errors
Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
Mem abort info:
  ESR = 0x0000000096000006
  EC = 0x25: DABT (current EL), IL = 32 bits
  SET = 0, FnV = 0
  EA = 0, S1PTW = 0
  FSC = 0x06: level 2 translation fault
Data abort info:
  ISV = 0, ISS = 0x00000006
  CM = 0, WnR = 0
user pgtable: 4k pages, 48-bit VAs, pgdp=000000015407c000
[0000000000000000] pgd=0800000157c07003, p4d=0800000157c07003, pud=0800000151b03003, pmd=0000000000000000
Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP
Modules linked in:
CPU: 0 PID: 7888 Comm: syz-executor.2 Not tainted 6.2.0-rc7-syzkaller-17907-g2d3827b3f393 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : log_replay+0x50/0x3114 fs/ntfs3/fslog.c:3753
lr : log_replay+0x3c/0x3114 fs/ntfs3/fslog.c:3715
sp : ffff8000210c3940
x29: ffff8000210c3a40 x28: 0000000000000030 x27: ffff000117cf1000
x26: 0000000000000018 x25: 0000000000000024 x24: ffff8000210c3ab4
x23: ffff00010e7c32a8 x22: ffff00011a84ff40 x21: ffff000117cf2000
x20: 0000000000000000 x19: ffff000117cf1000 x18: ffff80000bfae9bc
x17: 0000000000000000 x16: ffff0001165c57f8 x15: ffff80000dbd2118
x14: ffff0001165c4e00 x13: 00000000ffffffff x12: 0000000000040000
x11: 000000000000bc29 x10: ffff800017997000 x9 : ffff800008bb25c8
x8 : 000000000000bc2a x7 : ffff8000085db57c x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000
x2 : 0000000000000001 x1 : ffff8000210c3ab4 x0 : 0000000000000000
Call trace:
 log_replay+0x50/0x3114 fs/ntfs3/fslog.c:3720
 ntfs_loadlog_and_replay+0x108/0x1ec fs/ntfs3/fsntfs.c:323
 ntfs_fill_super+0xc5c/0x1558 fs/ntfs3/super.c:1053
 get_tree_bdev+0x1e8/0x2a0 fs/super.c:1282
 ntfs_fs_get_tree+0x28/0x38 fs/ntfs3/super.c:1408
 vfs_get_tree+0x40/0x140 fs/super.c:1489
 do_new_mount+0x1dc/0x4e4 fs/namespace.c:3145
 path_mount+0x348/0x86c fs/namespace.c:3475
 do_mount fs/namespace.c:3488 [inline]
 __do_sys_mount fs/namespace.c:3697 [inline]
 __se_sys_mount fs/namespace.c:3674 [inline]
 __arm64_sys_mount+0x2c4/0x3c4 fs/namespace.c:3674
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x64/0x178 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0xbc/0x180 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x48/0x110 arch/arm64/kernel/syscall.c:193
 el0_svc+0x58/0x14c arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591
Code: a93affbf aa1f03e0 b942a2dc a93dffbf (f9400288) 
---[ end trace 0000000000000000 ]---
----------------
Code disassembly (best guess):
   0:	a93affbf 	stp	xzr, xzr, [x29, #-88]
   4:	aa1f03e0 	mov	x0, xzr
   8:	b942a2dc 	ldr	w28, [x22, #672]
   c:	a93dffbf 	stp	xzr, xzr, [x29, #-40]
* 10:	f9400288 	ldr	x8, [x20] <-- trapping instruction

Crashes (190):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2023/02/20 16:30 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2d3827b3f393 4f5f5209 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/02/20 15:07 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2d3827b3f393 4f5f5209 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/02/17 00:02 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2d3827b3f393 851bc19a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/02/16 08:56 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2d3827b3f393 6be0f1f5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/02/15 11:34 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2d3827b3f393 6be0f1f5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/02/15 00:24 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2d3827b3f393 1d6b4af7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/02/14 11:40 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2d3827b3f393 1d6b4af7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/02/14 01:56 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2d3827b3f393 93ae7e0a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/02/13 22:04 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2d3827b3f393 4d66ad72 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/02/13 06:48 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2d3827b3f393 93e26d60 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/02/11 04:37 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2d3827b3f393 93e26d60 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/02/10 20:03 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2d3827b3f393 95871dcc .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/02/09 17:41 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci eaed33698e35 07980f9d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/02/09 05:03 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci eaed33698e35 14a312c8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/02/07 17:20 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ca72d58361ee 15c3d445 .config console log report info ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/02/07 15:43 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ca72d58361ee 15c3d445 .config console log report info ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/02/07 13:08 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ca72d58361ee 7d00f0e1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/02/06 03:12 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ca72d58361ee be607b78 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/02/06 00:58 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ca72d58361ee be607b78 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/02/03 12:19 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ca72d58361ee 16d19e30 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/02/02 15:34 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ca72d58361ee 16d19e30 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/02/02 12:46 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ca72d58361ee 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/02/01 18:23 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f57a12aa375c 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/01/30 16:50 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c62c88e05937 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/01/29 10:48 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c62c88e05937 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/01/26 07:25 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2e84eedb182e 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/01/25 06:47 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2e84eedb182e 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/01/24 14:51 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2e84eedb182e 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/01/23 16:22 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci edb2f0dc90f2 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/01/23 15:07 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci edb2f0dc90f2 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/01/23 08:23 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci edb2f0dc90f2 44388686 .config console log report info ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/01/23 02:11 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci edb2f0dc90f2 559a440a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/01/22 22:20 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci edb2f0dc90f2 559a440a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/01/20 19:55 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci de8041bf6ca8 559a440a .config console log report info ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/01/19 12:33 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 9598c377d828 1b826a2f .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/01/19 04:18 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 9598c377d828 42660d9e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/01/18 14:03 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 9598c377d828 42660d9e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/01/18 05:19 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 9598c377d828 42660d9e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/01/17 17:48 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 9598c377d828 aedf5331 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/01/17 07:40 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 9598c377d828 a63719e7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/01/16 03:11 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 9598c377d828 a63719e7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/01/14 13:24 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 9598c377d828 a63719e7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/01/10 01:47 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 358a161a6a9e 1dac8c7a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/01/09 20:45 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 358a161a6a9e 1dac8c7a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/01/09 19:10 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 358a161a6a9e 1dac8c7a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/01/09 11:16 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ae87308093bc 1dac8c7a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/01/09 02:32 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ae87308093bc 1dac8c7a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/01/08 17:45 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ae87308093bc 1dac8c7a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/01/07 13:48 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ae87308093bc 1dac8c7a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2022/08/26 22:51 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a41a877bc12d e5a303f1 .config console log report info ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2022/08/23 12:01 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 1c23f9e627a7 cea8b0f7 .config console log report info ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in log_replay
2023/01/23 03:18 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci edb2f0dc90f2 559a440a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel paging request in log_replay
2023/01/20 18:17 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci de8041bf6ca8 559a440a .config console log report info ci-upstream-gce-arm64 BUG: unable to handle kernel paging request in log_replay
* Struck through repros no longer work on HEAD.