From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.7 required=3.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4EE96C433DB for ; Thu, 28 Jan 2021 14:30:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id F3DF064DD9 for ; Thu, 28 Jan 2021 14:30:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231690AbhA1OaB (ORCPT ); Thu, 28 Jan 2021 09:30:01 -0500 Received: from mail-io1-f72.google.com ([209.85.166.72]:34993 "EHLO mail-io1-f72.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231356AbhA1O37 (ORCPT ); Thu, 28 Jan 2021 09:29:59 -0500 Received: by mail-io1-f72.google.com with SMTP id a1so4354660ios.2 for ; Thu, 28 Jan 2021 06:29:43 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:message-id:subject:from:to; bh=eTjvVgUwEQzRKvPj1q/adiwq2RrMpviFLY4V+Ohfj0A=; b=mxlYv8vAD1qKowP3cC/+CcTFgM/33llyPUtkBwNlg0YUFT37MCi311y7YrcdUME5qE AWlNIQmGYFE2Ckk3dJX+x3Y2ovoMOmpWJmd3FX64puekSOQcb/9g4/RHfcPNjF+AnL5X TpDgqdxw4H/sKRmfMuebk7srKk4kkytCmJ76AAiiS5V3MQayL51Ngz0UadNfLqAxCv/H w3qmIa0MhRhBISGno18eDiXJ4fiV4VUhCgNq/H0egv7ib1DQbhcEM8J34oYWRYUDHIaa ynmWMnRbywHtsjoUCQ/E0br3PKSBkxokBmnB5sxwgsc2h160YlY3mEadIe4ZIWdE7gY9 Gazw== X-Gm-Message-State: AOAM531vSeTNHvxgHfM/LRZpwlNcwjp+V37PzjtLEg9D28DnNq7h66KH 9Laq6PgiBCybg1TaZfEKktN1QdD25wkIhByFk7mgrBKT4Ite X-Google-Smtp-Source: ABdhPJzNOwP2xhPVRR5zQYSgGSasJVfqUmVhonZNlABMLRYMmQ6Qg2X0hfnJx6d2Gy2vtgD6WIx0B0yWRIxQ8DgGy2CC2aym6RmW MIME-Version: 1.0 X-Received: by 2002:a05:6602:20c9:: with SMTP id 9mr11297171ioz.51.1611844157764; Thu, 28 Jan 2021 06:29:17 -0800 (PST) Date: Thu, 28 Jan 2021 06:29:17 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000074fd2305b9f6b6be@google.com> Subject: WARNING: ODEBUG bug in ieee80211_ibss_setup_sdata From: syzbot To: davem@davemloft.net, johannes.berg@intel.com, johannes@sipsolutions.net, kuba@kernel.org, kvalo@codeaurora.org, linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org, netdev@vger.kernel.org, ramonreisfontes@gmail.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hello, syzbot found the following issue on: HEAD commit: e1ae4b0b Merge branch 'mtd/fixes' of git://git.kernel.org/.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=10bb1c78d00000 kernel config: https://syzkaller.appspot.com/x/.config?x=be33d8015c9de024 dashboard link: https://syzkaller.appspot.com/bug?extid=e6d0c38bbcbe4d450b6c compiler: gcc (GCC) 10.1.0-syz 20200507 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=10c346b4d00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=15a0e944d00000 The issue was bisected to: commit 7dfd8ac327301f302b03072066c66eb32578e940 Author: Ramon Fontes Date: Thu Oct 10 18:13:07 2019 +0000 mac80211_hwsim: add support for OCB bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=12a22930d00000 final oops: https://syzkaller.appspot.com/x/report.txt?x=11a22930d00000 console output: https://syzkaller.appspot.com/x/log.txt?x=16a22930d00000 IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+e6d0c38bbcbe4d450b6c@syzkaller.appspotmail.com Fixes: 7dfd8ac32730 ("mac80211_hwsim: add support for OCB") ------------[ cut here ]------------ ODEBUG: init active (active state 0) object type: timer_list hint: 0x0 WARNING: CPU: 1 PID: 8473 at lib/debugobjects.c:505 debug_print_object+0x16e/0x250 lib/debugobjects.c:505 Modules linked in: CPU: 0 PID: 8473 Comm: syz-executor073 Not tainted 5.11.0-rc4-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:debug_print_object+0x16e/0x250 lib/debugobjects.c:505 Code: ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 af 00 00 00 48 8b 14 dd c0 eb 9e 89 4c 89 ee 48 c7 c7 c0 df 9e 89 e8 46 18 f6 04 <0f> 0b 83 05 65 f3 40 09 01 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e c3 RSP: 0018:ffffc900016bf470 EFLAGS: 00010286 RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 RDX: ffff8880149bb780 RSI: ffffffff815b6bc5 RDI: fffff520002d7e80 RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff815afd9e R11: 0000000000000000 R12: ffffffff894d8a40 R13: ffffffff899ee4c0 R14: ffffffff8161c7f0 R15: ffffffff8f305280 FS: 00000000018be880(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000056278b5def48 CR3: 000000001841b000 CR4: 0000000000350ef0 Call Trace: __debug_object_init+0x524/0xd10 lib/debugobjects.c:588 debug_timer_init kernel/time/timer.c:722 [inline] debug_init kernel/time/timer.c:770 [inline] init_timer_key+0x2d/0x340 kernel/time/timer.c:814 ieee80211_ibss_setup_sdata+0x34/0x1b0 net/mac80211/ibss.c:1734 ieee80211_setup_sdata+0xc3a/0xed0 net/mac80211/iface.c:1534 ieee80211_runtime_change_iftype net/mac80211/iface.c:1636 [inline] ieee80211_if_change_type+0x535/0x620 net/mac80211/iface.c:1656 ieee80211_change_iface+0x26/0x210 net/mac80211/cfg.c:157 rdev_change_virtual_intf net/wireless/rdev-ops.h:69 [inline] cfg80211_change_iface+0x307/0xf10 net/wireless/util.c:1067 nl80211_set_interface+0x65c/0x8d0 net/wireless/nl80211.c:3839 genl_family_rcv_msg_doit+0x228/0x320 net/netlink/genetlink.c:739 genl_family_rcv_msg net/netlink/genetlink.c:783 [inline] genl_rcv_msg+0x328/0x580 net/netlink/genetlink.c:800 netlink_rcv_skb+0x153/0x420 net/netlink/af_netlink.c:2494 genl_rcv+0x24/0x40 net/netlink/genetlink.c:811 netlink_unicast_kernel net/netlink/af_netlink.c:1304 [inline] netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1330 netlink_sendmsg+0x856/0xd90 net/netlink/af_netlink.c:1919 sock_sendmsg_nosec net/socket.c:652 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:672 __sys_sendto+0x21c/0x320 net/socket.c:1975 __do_sys_sendto net/socket.c:1987 [inline] __se_sys_sendto net/socket.c:1983 [inline] __x64_sys_sendto+0xdd/0x1b0 net/socket.c:1983 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x401b33 Code: ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb cd 66 0f 1f 44 00 00 83 3d dd 7b 2d 00 00 75 17 49 89 ca b8 2c 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 f1 0b 00 00 c3 48 83 ec 08 e8 57 01 00 00 RSP: 002b:00007ffd65808028 EFLAGS: 00000246 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 00007ffd658080e0 RCX: 0000000000401b33 RDX: 0000000000000024 RSI: 00007ffd65808130 RDI: 0000000000000003 RBP: 0000000000000000 R08: 00007ffd65808030 R09: 000000000000000c R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007ffd65808130 R15: 0000000000000003 --- 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. For information about bisection process see: https://goo.gl/tpsmEJ#bisection syzbot can test patches for this issue, for details see: https://goo.gl/tpsmEJ#testing-patches