linux-kernel - [syzbot] [mm?] [reiserfs?] kernel panic: stack is corrupted in ___slab

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Message-ID: <0000000000002373f005ff843b58@google.com>
Date:   Sun, 02 Jul 2023 10:17:56 -0700
From:   syzbot <syzbot+cf0693aee9ea61dda749@...kaller.appspotmail.com>
To:     42.hyeyoo@...il.com, akpm@...ux-foundation.org, cl@...ux.com,
        iamjoonsoo.kim@....com, keescook@...omium.org,
        linux-fsdevel@...r.kernel.org, linux-hardening@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-mm@...ck.org,
        penberg@...nel.org, reiserfs-devel@...r.kernel.org,
        rientjes@...gle.com, roman.gushchin@...ux.dev,
        syzkaller-bugs@...glegroups.com, vbabka@...e.cz
Subject: [syzbot] [mm?] [reiserfs?] kernel panic: stack is corrupted in ___slab_alloc

Hello,

syzbot found the following issue on:

HEAD commit:    e8f75c0270d9 Merge tag 'x86_sgx_for_v6.5' of git://git.ker..
git tree:       upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=168b84fb280000
kernel config:  https://syzkaller.appspot.com/x/.config?x=a98ec7f738e43bd4
dashboard link: https://syzkaller.appspot.com/bug?extid=cf0693aee9ea61dda749
compiler:       gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=10310670a80000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=1220c777280000

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/f27c1d41217a/disk-e8f75c02.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/843ae5d5c810/vmlinux-e8f75c02.xz
kernel image: https://storage.googleapis.com/syzbot-assets/da48bc4c0ec1/bzImage-e8f75c02.xz
mounted in repro: https://storage.googleapis.com/syzbot-assets/658601e354e4/mount_0.gz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+cf0693aee9ea61dda749@...kaller.appspotmail.com

Kernel panic - not syncing: stack-protector: Kernel stack is corrupted in: ___slab_alloc+0x12c3/0x1400 mm/slub.c:3270
CPU: 0 PID: 5009 Comm: syz-executor248 Not tainted 6.4.0-syzkaller-01406-ge8f75c0270d9 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0xd9/0x150 lib/dump_stack.c:106
 panic+0x686/0x730 kernel/panic.c:340
 __stack_chk_fail+0x19/0x20 kernel/panic.c:759
 ___slab_alloc+0x12c3/0x1400 mm/slub.c:3270


---
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