From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f70.google.com (mail-io1-f70.google.com [209.85.166.70]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id CF85F43AB2 for ; Sun, 1 Sep 2024 08:24:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.70 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725179069; cv=none; b=KTK7C6X/WEzG/R2cN0GnC53g1KA5p4ElinB799Tn4vkpYyhdOlF8Vjqi8C9PZIR14kE9xHlUk9+jGA2zU7j/8RAr5xqM2mCtwmqZgh8Js1wWVtqVEUQSq/3GZRf4Okfve3OTDnQMmoSWGd3ShSHtaajU5riDJ1FGWAX6VDyU3NQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725179069; c=relaxed/simple; bh=VfJXLi/eYBS644okY+ARvvRY/DXHIZL5ktcbxHrOGM8=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=oNxXoH2v+nDCahK6oLZ/Ljb0pU5bpT3u1slA4/Z4DOzjhOv9rWcsq8/rxoLZfxQCye+hpBdCL0GSAmWHSzrT7Y48Jt8UntupDu6IRYAC235cj+jK6f/8HJi3UQAUEeL5cPtmM3PtMA+tJNvq1LpdlTCg3Gp/Ae0iVsT2dO6USfU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.166.70 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-io1-f70.google.com with SMTP id ca18e2360f4ac-82a2723a5aeso249140639f.1 for ; Sun, 01 Sep 2024 01:24:27 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1725179067; x=1725783867; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=G6oQUvwwPMAkmGzaNGxf9cx+QHwwYGucQ4Fcb6+88Jk=; b=GQBj31iXU/43XNoTVGy5ev47awQ12jyrC1hrXbxmlpewYLeEnKyAbntMy68yr2so89 1HfbhV5yCG/g7EjSaHhG5IWG6f/lvCkJ80TeOExmLrtJRYYZ2095jMPvqZJCBmP0S4Ji 5zg8W6oJ7bZHrQSo6q0fFUgPgBvoHXBKKJouyaNeYjuROSpaoX/T1+2rOxQm67WPzrDn BLnSQivnKfxRjlm8fWJGvcX6irDTPwc3yhIbcSUCz21swzuSuBVrry9kSlaapjTPNICT Lg0B5toG7dfZuznRmDhpyL/KTR4+sJXE+rFYU5R7KJa0Ge3jBKP9qVSicVuDSoWD5CBE YNIA== X-Forwarded-Encrypted: i=1; AJvYcCXZ8j7MXX5E4jFuIvT96k1DkCvc9Ud6r7LgU++uHjeYMkgcm7HkMiddODVKO7cuI7ZIcLbfmzUXCub/KDSMs+c=@vger.kernel.org X-Gm-Message-State: AOJu0YxJTDk+kDMBCebIl8+fDSf/NDTCWJN5hElin3UDbXoe2ldG8rxd b1wnbp8Ep10faaLt10Y7fkkAGkyWa+F5DZZkKU6cFl7LSDF57WsQKrf8sK1smEIcLSZ0t8P4U69 0KjHwdYo9aXL0BOZ88GdXrCCD+ef+E/zPS7dOqm/xgl4DDEqjleI21mc= X-Google-Smtp-Source: AGHT+IGuK0Oea3g2cY2ppVno8G3XqkBupzbqQOjuxONfqw7esT5UgZxMFvngCGPVCxfclxjvmJPjJQ2N3urTMrvioHQYZD+qAg1V Precedence: bulk X-Mailing-List: linux-bluetooth@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6638:40a6:b0:4ce:54dc:fa44 with SMTP id 8926c6da1cb9f-4d017d788fbmr413786173.1.1725179067112; Sun, 01 Sep 2024 01:24:27 -0700 (PDT) Date: Sun, 01 Sep 2024 01:24:27 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000782b4706210a8dcd@google.com> Subject: [syzbot] [bluetooth?] BUG: corrupted list in mgmt_pending_remove From: syzbot To: johan.hedberg@gmail.com, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, luiz.dentz@gmail.com, marcel@holtmann.org, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot found the following issue on: HEAD commit: fe1910f9337b tcp_bpf: fix return value of tcp_bpf_sendmsg() git tree: net console output: https://syzkaller.appspot.com/x/log.txt?x=171d6f7b980000 kernel config: https://syzkaller.appspot.com/x/.config?x=996585887acdadb3 dashboard link: https://syzkaller.appspot.com/bug?extid=cc0cc52e7f43dc9e6df1 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 Unfortunately, I don't have any reproducer for this issue yet. Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/cb37d16e2860/disk-fe1910f9.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/315198aa296e/vmlinux-fe1910f9.xz kernel image: https://storage.googleapis.com/syzbot-assets/b3e6fb9fa8a4/bzImage-fe1910f9.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+cc0cc52e7f43dc9e6df1@syzkaller.appspotmail.com list_del corruption, ffff88802943da00->next is LIST_POISON1 (dead000000000100) ------------[ cut here ]------------ kernel BUG at lib/list_debug.c:58! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI CPU: 1 UID: 0 PID: 7763 Comm: syz.0.694 Not tainted 6.11.0-rc5-syzkaller-00151-gfe1910f9337b #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 RIP: 0010:__list_del_entry_valid_or_report+0xf4/0x140 lib/list_debug.c:56 Code: e8 71 64 fc 06 90 0f 0b 48 c7 c7 c0 90 60 8c 4c 89 fe e8 5f 64 fc 06 90 0f 0b 48 c7 c7 20 91 60 8c 4c 89 fe e8 4d 64 fc 06 90 <0f> 0b 48 c7 c7 80 91 60 8c 4c 89 fe e8 3b 64 fc 06 90 0f 0b 48 c7 RSP: 0018:ffffc9000492fb58 EFLAGS: 00010246 RAX: 000000000000004e RBX: dead000000000122 RCX: 5f038e50b22bff00 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: dffffc0000000000 R08: ffffffff8174013c R09: 1ffff92000925f0c R10: dffffc0000000000 R11: fffff52000925f0d R12: dffffc0000000000 R13: dffffc0000000000 R14: dead000000000100 R15: ffff88802943da00 FS: 00007fb7679de6c0(0000) GS:ffff8880b8900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffc967a2fc0 CR3: 00000000437dc000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __list_del_entry_valid include/linux/list.h:124 [inline] __list_del_entry include/linux/list.h:215 [inline] list_del include/linux/list.h:229 [inline] mgmt_pending_remove+0x26/0x1a0 net/bluetooth/mgmt_util.c:314 mgmt_pending_foreach+0xd1/0x130 net/bluetooth/mgmt_util.c:259 mgmt_index_removed+0xe6/0x340 net/bluetooth/mgmt.c:9395 hci_sock_bind+0xcce/0x1150 net/bluetooth/hci_sock.c:1307 __sys_bind_socket net/socket.c:1833 [inline] __sys_bind+0x23d/0x2f0 net/socket.c:1857 __do_sys_bind net/socket.c:1865 [inline] __se_sys_bind net/socket.c:1863 [inline] __x64_sys_bind+0x7a/0x90 net/socket.c:1863 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fb767f79eb9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fb7679de038 EFLAGS: 00000246 ORIG_RAX: 0000000000000031 RAX: ffffffffffffffda RBX: 00007fb768116058 RCX: 00007fb767f79eb9 RDX: 0000000000000006 RSI: 0000000020000040 RDI: 0000000000000004 RBP: 00007fb767fe793e R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007fb768116058 R15: 00007fffd1ff2828 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__list_del_entry_valid_or_report+0xf4/0x140 lib/list_debug.c:56 Code: e8 71 64 fc 06 90 0f 0b 48 c7 c7 c0 90 60 8c 4c 89 fe e8 5f 64 fc 06 90 0f 0b 48 c7 c7 20 91 60 8c 4c 89 fe e8 4d 64 fc 06 90 <0f> 0b 48 c7 c7 80 91 60 8c 4c 89 fe e8 3b 64 fc 06 90 0f 0b 48 c7 RSP: 0018:ffffc9000492fb58 EFLAGS: 00010246 RAX: 000000000000004e RBX: dead000000000122 RCX: 5f038e50b22bff00 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: dffffc0000000000 R08: ffffffff8174013c R09: 1ffff92000925f0c R10: dffffc0000000000 R11: fffff52000925f0d R12: dffffc0000000000 R13: dffffc0000000000 R14: dead000000000100 R15: ffff88802943da00 FS: 00007fb7679de6c0(0000) GS:ffff8880b8900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f773e8e8178 CR3: 00000000437dc000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 --- 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@googlegroups.com. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. If the report is already addressed, let syzbot know by replying with: #syz fix: exact-commit-title If you want to overwrite report's subsystems, reply with: #syz set subsystems: new-subsystem (See the list of subsystem names on the web dashboard) If the report is a duplicate of another one, reply with: #syz dup: exact-subject-of-another-report If you want to undo deduplication, reply with: #syz undup