linux-kernel - [syzbot] kernel panic: stack is corrupted in lock

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Message-ID: <00000000000019db4e05e9712237@google.com>
Date:   Sat, 24 Sep 2022 12:16:36 -0700
From:   syzbot <syzbot+db99576f362a5c1e9f7a@...kaller.appspotmail.com>
To:     linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        syzkaller-bugs@...glegroups.com, viro@...iv.linux.org.uk
Subject: [syzbot] kernel panic: stack is corrupted in lock_acquire (2)

Hello,

syzbot found the following issue on:

HEAD commit:    3db61221f4e8 Merge tag 'io_uring-6.0-2022-09-23' of git://..
git tree:       upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=109646e4880000
kernel config:  https://syzkaller.appspot.com/x/.config?x=c221af36f6d1d811
dashboard link: https://syzkaller.appspot.com/bug?extid=db99576f362a5c1e9f7a
compiler:       Debian clang version 13.0.1-++20220126092033+75e33f71c2da-1~exp1~20220126212112.63, GNU ld (GNU Binutils for Debian) 2.35.2

Unfortunately, I don't have any reproducer for this issue yet.

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+db99576f362a5c1e9f7a@...kaller.appspotmail.com

Kernel panic - not syncing: stack-protector: Kernel stack is corrupted in: lock_acquire+0x3b6/0x3c0
CPU: 0 PID: 17384 Comm: syz-executor.0 Not tainted 6.0.0-rc6-syzkaller-00291-g3db61221f4e8 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x1b1/0x28e lib/dump_stack.c:106
 panic+0x2d6/0x715 kernel/panic.c:274
 __stack_chk_fail+0x12/0x20 kernel/panic.c:706
 lock_acquire+0x3b6/0x3c0
 __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline]
 _raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:154
 spin_lock include/linux/spinlock.h:349 [inline]
 inode_wait_for_writeback+0x89/0x2c0 fs/fs-writeback.c:1472
 evict+0x277/0x620 fs/inode.c:662
 ntfs_fill_super+0x3af3/0x42a0 fs/ntfs3/super.c:1190
 get_tree_bdev+0x400/0x620 fs/super.c:1323
 vfs_get_tree+0x88/0x270 fs/super.c:1530
 do_new_mount+0x289/0xad0 fs/namespace.c:3040
 do_mount fs/namespace.c:3383 [inline]
 __do_sys_mount fs/namespace.c:3591 [inline]
 __se_sys_mount+0x2d3/0x3c0 fs/namespace.c:3568
 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+0x63/0xcd
RIP: 0033:0x7f40c2c8bb9a
Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 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:00007f40c3d21f88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007f40c2c8bb9a
RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f40c3d21fe0
RBP: 00007f40c3d22020 R08: 00007f40c3d22020 R09: 0000000020000000
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000
R13: 0000000020000100 R14: 00007f40c3d21fe0 R15: 000000002007aa80
 </TASK>
Kernel Offset: disabled
Rebooting in 86400 seconds..


---
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