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to 42.h...@gmail.com, ak...@linux-foundation.org, c...@linux.com, iamjoon...@lge.com, kees...@chromium.org, linux-...@vger.kernel.org, linux-h...@vger.kernel.org, linux-...@vger.kernel.org, linu...@kvack.org, pen...@kernel.org, reiserf...@vger.kernel.org, rien...@google.com, roman.g...@linux.dev, syzkall...@googlegroups.com, vba...@suse.cz
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+cf0693...@syzkaller.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
---
This report is generated by a bot. It may contain errors.
See
https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at
syzk...@googlegroups.com.
syzbot will keep track of this issue. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.
If the bug is already fixed, let syzbot know by replying with:
#syz fix: exact-commit-title
If you want syzbot to run the reproducer, reply with:
#syz test: git://repo/address.git branch-or-commit-hash
If you attach or paste a git patch, syzbot will apply it before testing.
If you want to change bug's subsystems, reply with:
#syz set subsystems: new-subsystem
(See the list of subsystem names on the web dashboard)
If the bug is a duplicate of another bug, reply with:
#syz dup: exact-subject-of-another-report
If you want to undo deduplication, reply with:
#syz undup