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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C7CBECDB46E for ; Thu, 12 Oct 2023 14:41:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233909AbjJLOlt (ORCPT ); Thu, 12 Oct 2023 10:41:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37470 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230471AbjJLOls (ORCPT ); Thu, 12 Oct 2023 10:41:48 -0400 Received: from mail-ot1-f78.google.com (mail-ot1-f78.google.com [209.85.210.78]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 62D42B8 for ; Thu, 12 Oct 2023 07:41:46 -0700 (PDT) Received: by mail-ot1-f78.google.com with SMTP id 46e09a7af769-6c6370774e8so1438377a34.0 for ; Thu, 12 Oct 2023 07:41:46 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1697121705; x=1697726505; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=0sjLlGIFaUzWitAxPHuaZRKA3VR7ji9H637xkgZgO6c=; b=t5mAV2HXZDsMBvI6ry4rPlF70bAzkG4MHL1j9ovZjrDTtvnnv6psYcdLjwCkb1GkDW bd/gYbQINgFk2E5hRCz0PsqdfGALSXqw8tYcCq05ii1KscaKyjU3BQCMkuiQbdnK7qFT 1qTnWvEe8OPrcx0Jimbq7iSq+T0RDxJSPIZh5BKyTd27ED1oggJ71TPzXTh5hvC7FVFG seRjk6ezXTWw2S0ikp5cOEAB2ozLf/+aml2k5FFYE6QTFdPuQPuscfhTkjXtU2btZWb9 rE7t4MVF3u7E/ku0GOSuaRg0aTReBaHfQK7Le9PlJsDBkIxjxMUJgxMTTZVpwQo1zk5r HPFg== X-Gm-Message-State: AOJu0Yy10xhLJ1+1e5KyTgz9D6n3zEV9nmdI5oMsoGs3JxNxmOstexmX tGmPImF6GX3vdzj1tpYP9meVJQulibFZbDF61b85GpM+qQy/ X-Google-Smtp-Source: AGHT+IEuSWhLvSImEUWwm/crvQ4RlVw4J+LYSy+BxRn8YVmBQ6p1yaYel6U+3bJr01Qg/7Dbl55VzBv350526S0hwwbsniX3yq6o MIME-Version: 1.0 X-Received: by 2002:a9d:6394:0:b0:6ba:8e4a:8e62 with SMTP id w20-20020a9d6394000000b006ba8e4a8e62mr7059219otk.7.1697121705800; Thu, 12 Oct 2023 07:41:45 -0700 (PDT) Date: Thu, 12 Oct 2023 07:41:45 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000006a3d0d060785f027@google.com> Subject: [syzbot] [net?] [wireless?] WARNING in ieee80211_bss_info_change_notify (2) From: syzbot To: davem@davemloft.net, edumazet@google.com, johannes@sipsolutions.net, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org, netdev@vger.kernel.org, pabeni@redhat.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Hello, syzbot found the following issue on: HEAD commit: 401644852d0b Merge tag 'fs_for_v6.6-rc6' of git://git.kern.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=176b01ad680000 kernel config: https://syzkaller.appspot.com/x/.config?x=32d0b9b42ceb8b10 dashboard link: https://syzkaller.appspot.com/bug?extid=dd4779978217b1973180 compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 userspace arch: i386 Unfortunately, I don't have any reproducer for this issue yet. Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/94b84d66fc32/disk-40164485.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/2a510b785da4/vmlinux-40164485.xz kernel image: https://storage.googleapis.com/syzbot-assets/663b784d908b/bzImage-40164485.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+dd4779978217b1973180@syzkaller.appspotmail.com ------------[ cut here ]------------ wlan1: Failed check-sdata-in-driver check, flags: 0x0 WARNING: CPU: 0 PID: 9044 at net/mac80211/main.c:236 ieee80211_bss_info_change_notify+0x2c9/0x820 net/mac80211/main.c:236 Modules linked in: CPU: 0 PID: 9044 Comm: syz-executor.2 Not tainted 6.6.0-rc5-syzkaller-00072-g401644852d0b #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023 RIP: 0010:ieee80211_bss_info_change_notify+0x2c9/0x820 net/mac80211/main.c:236 Code: 00 00 e8 4a e3 d6 f7 48 8b 74 24 08 48 89 74 24 08 e8 3b e3 d6 f7 8b 14 24 48 c7 c7 c0 a2 c4 8b 48 8b 74 24 08 e8 87 0b 9d f7 <0f> 0b e8 20 e3 d6 f7 4c 89 f2 48 b8 00 00 00 00 00 fc ff df 48 c1 RSP: 0018:ffffc900062472d8 EFLAGS: 00010286 RAX: 0000000000000000 RBX: ffff888020030c80 RCX: ffffc90003ec1000 RDX: 0000000000040000 RSI: ffffffff814df0c6 RDI: 0000000000000001 RBP: 0000000000000a00 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: ffff888078ef8e20 R13: ffff8880200328b0 R14: ffff8880200315a0 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8880b9800000(0063) knlGS:00000000f7f3ab40 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: 00000000f72646b0 CR3: 0000000020d94000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ieee80211_ibss_disconnect+0x411/0x9d0 net/mac80211/ibss.c:726 ieee80211_ibss_leave+0x16/0x160 net/mac80211/ibss.c:1872 rdev_leave_ibss net/wireless/rdev-ops.h:569 [inline] __cfg80211_leave_ibss+0x1a2/0x410 net/wireless/ibss.c:210 cfg80211_leave_ibss+0x59/0x80 net/wireless/ibss.c:228 cfg80211_change_iface+0x457/0xdf0 net/wireless/util.c:1137 nl80211_set_interface+0x708/0x9b0 net/wireless/nl80211.c:4222 genl_family_rcv_msg_doit+0x1fc/0x2e0 net/netlink/genetlink.c:971 genl_family_rcv_msg net/netlink/genetlink.c:1051 [inline] genl_rcv_msg+0x55c/0x800 net/netlink/genetlink.c:1066 netlink_rcv_skb+0x16b/0x440 net/netlink/af_netlink.c:2545 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1075 netlink_unicast_kernel net/netlink/af_netlink.c:1342 [inline] netlink_unicast+0x536/0x810 net/netlink/af_netlink.c:1368 netlink_sendmsg+0x93c/0xe40 net/netlink/af_netlink.c:1910 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg+0xd5/0x180 net/socket.c:745 ____sys_sendmsg+0x6ac/0x940 net/socket.c:2558 ___sys_sendmsg+0x135/0x1d0 net/socket.c:2612 __sys_sendmsg+0x117/0x1e0 net/socket.c:2641 do_syscall_32_irqs_on arch/x86/entry/common.c:112 [inline] __do_fast_syscall_32+0x61/0xe0 arch/x86/entry/common.c:178 do_fast_syscall_32+0x33/0x70 arch/x86/entry/common.c:203 entry_SYSENTER_compat_after_hwframe+0x70/0x82 RIP: 0023:0xf7f3f579 Code: b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 00 00 00 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00 RSP: 002b:00000000f7f3a5ac EFLAGS: 00000292 ORIG_RAX: 0000000000000172 RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000100 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 ---------------- Code disassembly (best guess), 2 bytes skipped: 0: 10 06 adc %al,(%rsi) 2: 03 74 b4 01 add 0x1(%rsp,%rsi,4),%esi 6: 10 07 adc %al,(%rdi) 8: 03 74 b0 01 add 0x1(%rax,%rsi,4),%esi c: 10 08 adc %cl,(%rax) e: 03 74 d8 01 add 0x1(%rax,%rbx,8),%esi 1e: 00 51 52 add %dl,0x52(%rcx) 21: 55 push %rbp 22: 89 e5 mov %esp,%ebp 24: 0f 34 sysenter 26: cd 80 int $0x80 * 28: 5d pop %rbp <-- trapping instruction 29: 5a pop %rdx 2a: 59 pop %rcx 2b: c3 ret 2c: 90 nop 2d: 90 nop 2e: 90 nop 2f: 90 nop 30: 8d b4 26 00 00 00 00 lea 0x0(%rsi,%riz,1),%esi 37: 8d b4 26 00 00 00 00 lea 0x0(%rsi,%riz,1),%esi --- 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 bug is already fixed, let syzbot know by replying with: #syz fix: exact-commit-title If you want to overwrite 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