From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f198.google.com (mail-il1-f198.google.com [209.85.166.198]) (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 927FF198E91 for ; Thu, 19 Sep 2024 08:39:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.198 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726735164; cv=none; b=JRUJBcpzWcaFUshClkc4b6TgMGtzf5l0jOwxdjDTFIea3wbxey0D/l8aHO9pYuPeSdrOMJzMRXwu6aNV8lrn2ZF9ywN1isK8eHyz+vlAEzKSMM8f+HFjJ2ZVXz5EJqBz1wk6w3cEFFGP7m7QQiZ0Z47QzkG2dNy2tILMp6lZrAU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726735164; c=relaxed/simple; bh=kYwCv5sv9KfvCJBn26jDnLgU0bUWbl04Vg+RVZhMsq0=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=EFpebU5kxrTHQUgSqGO8pWiIHysRGFcOAOPg20x9eTy2SOGO2WxZjiGKsgENxZ3bHlEsRBl6TCkPzaStwNEbdBAtrtAD8KPxJw5OFIG8sGg/RCj9i9DsXZDdEasdsiTUow0eLnuYPxcnqIaInQC118tueZLs1e2khwZE4A1LZ0I= 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=209.85.166.198 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-il1-f198.google.com with SMTP id e9e14a558f8ab-3a08c7d4273so8796465ab.1 for ; Thu, 19 Sep 2024 01:39:22 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1726735161; x=1727339961; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=CucrDLGCr3HZQj1ivHANWlKFBdFmj2G9jQkJWNHp3E0=; b=I/0HNqt36SodkJo85rFldbDonzVSDLkOKcsL/crmGEduHLguAi+GMgndLgVL4KpJGC tTkfLdr24fy4LZLAbgr3WxbPNtH/5JKVKQusRjv04sEHt5efGBsoBXITL8neXNmtC5bg lBZeSXrilQslN8irQDu/stfvAm3RMCNQoszLY8bEMr5Mg6ZW2PvKp6ELsC0AeXpG50Bi 78w0TDDWLWtDre988Tw47DCV3JeDt1RnzQNTkvztkbu4APx9x5CU5q6xourpXXTpjF4j k8p3/if6rmwBU4An2bTVDsDP1iiXJhUgL+A+5UZSuKubHKz9Dso3yddVQkcrYZSsPyQK EvdQ== X-Forwarded-Encrypted: i=1; AJvYcCW14pnnov9/yywgmlr9wTk0Nz04dTloeMt+H1h1hEcLSGfXUOi4gwseXxs6bjL2E7bd3HhwUXEO+velO5c=@vger.kernel.org X-Gm-Message-State: AOJu0YzJBjWQ/xj7riua1AiYld87DOurzb/Ckx1IQPnLD6XUV6fMu1E8 tDdRDC2UiVsLBDj+aHE81lVH4YHsl0ByesxmzxFFxPpoICbg9leieMXC0dqFfep/73G/XwpyWV/ wk5LhNVQagyQhw5qrGFHMUB7KF4GNug+RO7+2vNmUGfbYt8soW7aBG5k= X-Google-Smtp-Source: AGHT+IFyXUIAtOAnGeh/qnZ3ls62nIdTiNrkuckDdCk8ZtOLGaUIB51FPjIKE35rMa8pLsoe5wwF3Pli+4cCPVSAol/+YPKzk5Ah Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1fc5:b0:3a0:9b0c:6b2c with SMTP id e9e14a558f8ab-3a09b0c6c78mr158550055ab.18.1726735161575; Thu, 19 Sep 2024 01:39:21 -0700 (PDT) Date: Thu, 19 Sep 2024 01:39:21 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <66ebe339.050a0220.92ef1.0018.GAE@google.com> Subject: [syzbot] [net?] BUG: corrupted list in team_priority_option_set (2) From: syzbot To: davem@davemloft.net, edumazet@google.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, pabeni@redhat.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot found the following issue on: HEAD commit: 36f6b72cb855 Merge tag 'linux-can-fixes-for-6.11-20240912'.. git tree: net console output: https://syzkaller.appspot.com/x/log.txt?x=1474f49f980000 kernel config: https://syzkaller.appspot.com/x/.config?x=61d235cb8d15001c dashboard link: https://syzkaller.appspot.com/bug?extid=5d4949ba4b4e3cd4ce75 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/b17d84e12326/disk-36f6b72c.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/510692f0040b/vmlinux-36f6b72c.xz kernel image: https://storage.googleapis.com/syzbot-assets/fcf62c7b4234/bzImage-36f6b72c.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+5d4949ba4b4e3cd4ce75@syzkaller.appspotmail.com list_del corruption, ffff8880299f0480->prev is LIST_POISON2 (dead000000000122) ------------[ cut here ]------------ kernel BUG at lib/list_debug.c:61! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI CPU: 1 UID: 0 PID: 13501 Comm: syz.3.2331 Not tainted 6.11.0-rc7-syzkaller-00103-g36f6b72cb855 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 RIP: 0010:__list_del_entry_valid_or_report+0x106/0x140 lib/list_debug.c:59 Code: e8 1f 8a fc 06 90 0f 0b 48 c7 c7 20 93 60 8c 4c 89 fe e8 0d 8a fc 06 90 0f 0b 48 c7 c7 80 93 60 8c 4c 89 fe e8 fb 89 fc 06 90 <0f> 0b 48 c7 c7 e0 93 60 8c 4c 89 fe 48 89 d9 e8 e6 89 fc 06 90 0f RSP: 0018:ffffc90002fb71c0 EFLAGS: 00010246 RAX: 000000000000004e RBX: dead000000000122 RCX: b60106a26df02a00 RDX: ffffc9000a214000 RSI: 0000000000003e3c RDI: 0000000000003e3d RBP: ffff8880299f0480 R08: ffffffff817401bc R09: fffffbfff1cfa0e0 R10: dffffc0000000000 R11: fffffbfff1cfa0e0 R12: dffffc0000000000 R13: ffff8880299f0400 R14: ffff888067894e20 R15: ffff8880299f0480 FS: 00007fdb7e7586c0(0000) GS:ffff8880b8900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f70cda0ef98 CR3: 0000000058d50000 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_rcu include/linux/rculist.h:157 [inline] __team_queue_override_port_del drivers/net/team/team_core.c:825 [inline] team_queue_override_port_prio_changed drivers/net/team/team_core.c:882 [inline] team_priority_option_set+0x164/0x7d0 drivers/net/team/team_core.c:1520 team_option_set drivers/net/team/team_core.c:375 [inline] team_nl_options_set_doit+0xa18/0x1090 drivers/net/team/team_core.c:2650 genl_family_rcv_msg_doit net/netlink/genetlink.c:1115 [inline] genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline] genl_rcv_msg+0xb14/0xec0 net/netlink/genetlink.c:1210 netlink_rcv_skb+0x1e3/0x430 net/netlink/af_netlink.c:2550 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1219 netlink_unicast_kernel net/netlink/af_netlink.c:1331 [inline] netlink_unicast+0x7f6/0x990 net/netlink/af_netlink.c:1357 netlink_sendmsg+0x8e4/0xcb0 net/netlink/af_netlink.c:1901 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg+0x221/0x270 net/socket.c:745 ____sys_sendmsg+0x525/0x7d0 net/socket.c:2597 ___sys_sendmsg net/socket.c:2651 [inline] __sys_sendmsg+0x2b0/0x3a0 net/socket.c:2680 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: 0033:0x7fdb7d97def9 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:00007fdb7e758038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fdb7db35f80 RCX: 00007fdb7d97def9 RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000005 RBP: 00007fdb7d9f0b76 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007fdb7db35f80 R15: 00007fff8cc9fa38 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__list_del_entry_valid_or_report+0x106/0x140 lib/list_debug.c:59 Code: e8 1f 8a fc 06 90 0f 0b 48 c7 c7 20 93 60 8c 4c 89 fe e8 0d 8a fc 06 90 0f 0b 48 c7 c7 80 93 60 8c 4c 89 fe e8 fb 89 fc 06 90 <0f> 0b 48 c7 c7 e0 93 60 8c 4c 89 fe 48 89 d9 e8 e6 89 fc 06 90 0f RSP: 0018:ffffc90002fb71c0 EFLAGS: 00010246 RAX: 000000000000004e RBX: dead000000000122 RCX: b60106a26df02a00 RDX: ffffc9000a214000 RSI: 0000000000003e3c RDI: 0000000000003e3d RBP: ffff8880299f0480 R08: ffffffff817401bc R09: fffffbfff1cfa0e0 R10: dffffc0000000000 R11: fffffbfff1cfa0e0 R12: dffffc0000000000 R13: ffff8880299f0400 R14: ffff888067894e20 R15: ffff8880299f0480 FS: 00007fdb7e7586c0(0000) GS:ffff8880b8900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f70cda0ef98 CR3: 0000000058d50000 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