From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f77.google.com (mail-io1-f77.google.com [209.85.166.77]) (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 291FC7083F for ; Sun, 29 Dec 2024 09:11:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.77 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1735463481; cv=none; b=XWfkfkm3ky6yEhQgvZ9SZRh0RR0kSkkuVGR36pp3+WDsshUPJSurfVfVRN9gPaqOLlYg/xp3GIud8qNVVof7+ib9JUAHurk0fpadcy2GjpNZaVDQtTDp3GPpqd/KGeFTY4zcuzD4gsxCoFsIwHrBDFRhdvfIMAI1YGVh8ioeBUM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1735463481; c=relaxed/simple; bh=bf3Ov7+YwJhN8+acTRCvdtSEBLpfnoDTHLxQMgVtWRo=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=pxFAhHMmXxEYNOp4XaF9IVTZqc3wwStt9vOC4CVVMOM8Y8/wJulBciGsEN9yJzx/S7UoTfTdcAbBI4iQPM9GWQDMnb4/dMwzuLeSezQ69ohHtwuFgxkRaZwEFXNEmXr+7702wn9uew5SpSmK5NLdBdEsLevTmwvjlinZHX0/4lE= 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=209.85.166.77 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-f77.google.com with SMTP id ca18e2360f4ac-844e8b6a786so1550947139f.3 for ; Sun, 29 Dec 2024 01:11:19 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1735463479; x=1736068279; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=Qn8krfBYhXMOLabcnXH490lsbAGUeZIj+8EHZb1G0n0=; b=OMYZ/ypf+SlJ0DqYsYKfHp3Wiiu96DROXEhyW5q/apL0s/KCeF1KxTh87lzcqzo72w gJS0W0sHuHYbGtVa1Pj6y2nrPk308X14fM6K9U1hqV65N1uskLwb3SCpqYxWimDvWLsT /MFsdjC//AvRRNHhy4crnkbOy9yhDC+lAUrKkYV99KVif29VBDbg449eArXusS8sDk0v K7gX3p5kRD4KlUdi6W6KcJbrtjHpOYrV+fL+Mp/jD1UpesK+8ZOEohMOCY00/xJNYXVv F8a5YF7/pBQfDvUb7PiO4keE0BclBH9wsmoUn+D1fm4OCNKJ/9yipCNeFRsM3gy6siUr 5f4Q== X-Forwarded-Encrypted: i=1; AJvYcCVLpBgnzkr/GNNq34UUPzMl/a15Hp7rVm+qJ72+rxlQpQck2VVRBQ5tV4D3pC415CKvXxWpBZE=@vger.kernel.org X-Gm-Message-State: AOJu0YwEAkYAm3qb+qrM3vXlEVfEV1sJjuKe12GArP7a59loWu5HyoTY gj3TKqVZ3h7noUs1LRoQB+aQfXKRkDGfEj6nuUuUCAKN/h242QrB9sDHYWtPD125lHWpsJRe0NV nBwrgHzjm45V8LNDg5J9L+/LC/AIs12QNqAfT/RI+bjX0akL7BJtyFfU= X-Google-Smtp-Source: AGHT+IFzpzRr7auEnk9HHt8csPE0+StQIDgkc92LF0hHJEaIsSJ3jNI1Pteb4UB7vxvsH/oTI8FdyzEWvFZJJe4MzA/po0GqvqW+ Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:12ca:b0:3a7:fede:7113 with SMTP id e9e14a558f8ab-3c2d5247c76mr319800925ab.18.1735463479145; Sun, 29 Dec 2024 01:11:19 -0800 (PST) Date: Sun, 29 Dec 2024 01:11:19 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <67711237.050a0220.2f3838.04a8.GAE@google.com> Subject: [syzbot] [wireless?] WARNING in drv_unassign_vif_chanctx (2) From: syzbot To: johannes@sipsolutions.net, linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.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: 9b2ffa6148b1 Merge tag 'mtd/fixes-for-6.13-rc5' of git://g.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=12df6adf980000 kernel config: https://syzkaller.appspot.com/x/.config?x=c078001e66e4a17e dashboard link: https://syzkaller.appspot.com/bug?extid=25ce0caba1e325c6f224 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 (non-bootable): https://storage.googleapis.com/syzbot-assets/7feb34a89c2a/non_bootable_disk-9b2ffa61.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/3bcb43c77ce7/vmlinux-9b2ffa61.xz kernel image: https://storage.googleapis.com/syzbot-assets/ef51b0b811d5/bzImage-9b2ffa61.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+25ce0caba1e325c6f224@syzkaller.appspotmail.com ------------[ cut here ]------------ syzkaller0: Failed check-sdata-in-driver check, flags: 0x0 WARNING: CPU: 0 PID: 1134 at net/mac80211/driver-ops.c:360 drv_unassign_vif_chanctx+0x247/0x860 net/mac80211/driver-ops.c:360 Modules linked in: CPU: 0 UID: 0 PID: 1134 Comm: kworker/u32:5 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Workqueue: netns cleanup_net RIP: 0010:drv_unassign_vif_chanctx+0x247/0x860 net/mac80211/driver-ops.c:360 Code: 74 24 10 48 81 c6 20 01 00 00 48 89 74 24 10 e8 0f 4f 0c f7 8b 54 24 04 48 c7 c7 c0 fc 9d 8c 48 8b 74 24 10 e8 3a 15 cd f6 90 <0f> 0b 90 90 e8 f0 4e 0c f7 4c 89 ea 48 b8 00 00 00 00 00 fc ff df RSP: 0018:ffffc9000677f5d8 EFLAGS: 00010286 RAX: 0000000000000000 RBX: ffff88806a928d80 RCX: ffffffff815a1729 RDX: ffff888024f52440 RSI: ffffffff815a1736 RDI: 0000000000000001 RBP: ffff8880710e8e40 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000005 R12: ffff88806a92aa28 R13: ffff88806a929728 R14: ffff88806a92a9d0 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff88802b400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000569e04c0 CR3: 000000000db7e000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ieee80211_assign_link_chanctx+0x158/0xd80 net/mac80211/chan.c:885 __ieee80211_link_release_channel+0x273/0x4b0 net/mac80211/chan.c:1859 ieee80211_link_release_channel+0xda/0x1b0 net/mac80211/chan.c:2130 unregister_netdevice_many_notify+0xf77/0x1e60 net/core/dev.c:11548 unregister_netdevice_many net/core/dev.c:11590 [inline] unregister_netdevice_queue+0x307/0x3f0 net/core/dev.c:11462 unregister_netdevice include/linux/netdevice.h:3192 [inline] _cfg80211_unregister_wdev+0x64b/0x830 net/wireless/core.c:1255 ieee80211_remove_interfaces+0x36d/0x760 net/mac80211/iface.c:2307 ieee80211_unregister_hw+0x55/0x3a0 net/mac80211/main.c:1671 mac80211_hwsim_del_radio+0x268/0x370 drivers/net/wireless/virtual/mac80211_hwsim.c:5625 hwsim_exit_net+0x33f/0x6d0 drivers/net/wireless/virtual/mac80211_hwsim.c:6505 ops_exit_list+0xb0/0x180 net/core/net_namespace.c:172 cleanup_net+0x5b7/0xbd0 net/core/net_namespace.c:648 process_one_work+0x958/0x1b30 kernel/workqueue.c:3229 process_scheduled_works kernel/workqueue.c:3310 [inline] worker_thread+0x6c8/0xf00 kernel/workqueue.c:3391 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 --- 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