[syzbot] [ntfs3?] kernel panic: stack is corrupted in return_address

syzbot
2022-12-21T16:30:41Z

Hello,

syzbot found the following issue on:

HEAD commit: a5541c0811a0 Merge branch 'for-next/core' into for-kernelci
git tree: git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci
console output: https://syzkaller.appspot.com/x/log.txt?x=14d4b79d880000
kernel config: https://syzkaller.appspot.com/x/.config?x=cbd4e584773e9397
dashboard link: https://syzkaller.appspot.com/bug?extid=dbc07204c42818c9d070
compiler: Debian clang version 13.0.1-++20220126092033+75e33f71c2da-1~exp1~20220126212112.63, GNU ld (GNU Binutils for Debian) 2.35.2
userspace arch: arm64
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1130fd00480000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1189b3d7880000

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/4b7702208fb9/disk-a5541c08.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/9ec0153ec051/vmlinux-a5541c08.xz
kernel image: https://storage.googleapis.com/syzbot-assets/6f8725ad290a/Image-a5541c08.gz.xz
mounted in repro: https://storage.googleapis.com/syzbot-assets/334dbd02e297/mount_0.gz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+dbc07204c42818c9d070@syzkaller.appspotmail.com

loop2: detected capacity change from 0 to 15197
ntfs3: loop2: Different NTFS' sector size (1024) and media sector size (512)
Kernel panic - not syncing: stack-protector: Kernel stack is corrupted in: return_address+0x94/0x94
CPU: 1 PID: 7954 Comm: syz-executor564 Not tainted 6.1.0-rc8-syzkaller-33330-ga5541c0811a0 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Call trace:
dump_backtrace+0x1c4/0x1f0 arch/arm64/kernel/stacktrace.c:156
show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:163
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x104/0x16c lib/dump_stack.c:106
dump_stack+0x1c/0x58 lib/dump_stack.c:113
panic+0x218/0x508 kernel/panic.c:274
warn_bogus_irq_restore+0x0/0x40 kernel/panic.c:703
save_return_addr+0x0/0x68
SMP: stopping secondary CPUs
Kernel Offset: disabled
CPU features: 0x00000,040e0108,4c017203
Memory Limit: none
Rebooting in 86400 seconds..

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