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@xxxxxxxxxxxxxxxxxxxxxxxxx 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 syzkaller@xxxxxxxxxxxxxxxx. 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
