From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oo2-f8.google.com (mail-oo2-f8.google.com [74.125.231.136]) (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 A6718343893 for ; Sat, 12 Sep 2026 09:57:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=74.125.231.136 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789207051; cv=none; b=IHECh97FYDXRtOYcd7hcnVd5BPKq8mcVvY3VwAlYY19PyPMlCadyGNzoP29R6sLHqJ4FirDl9cJlMC/PaCMDbRooDzkhdxcsjwgVn53de+2QmZ5VEvo7Elh15Uc7ulr7x/tpzM0z7RW185CzpfAQ+0FDBwvzooCzG7VDjthnk5k= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789207051; c=relaxed/simple; bh=NcL2t4U0J67ladaMFpTFwW8J5ilpYMEUMS0EnRZHJH8=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=iIx8g2U2WtHHBETRomenAhxfqR19uz0DNbFsaWi1MQikXOYuS9SMmTfiMun13YPgYAbXOMf87aBsDVYYRsEZ13RIOvKwZL0PW0g2rhJ7cT15s6ldZydDpMYl3qXWoBfhvNj5Qb89BArqt/K18pMYftTUXvZo7Pld6Q28htJUD/Y= 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=74.125.231.136 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-oo2-f8.google.com with SMTP id 006d021491bc7-6b1bf394d3bso311337eaf.0 for ; Sat, 12 Sep 2026 02:57:29 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1789207048; x=1789811848; h=content-type:to:from:subject:message-id:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to :content-type; bh=fr7k9fPnPXJBD2pXtyqUMHoj0Mm8KCdYxV9N6i9J7sQ=; b=cU8ammajcjudwh8U37jjCHrkNizh6zONkC4VUc+LJsf70eiPOKXABHgegSSBeqnFnn FChdb3lK/aYAqcFll0ojxvzcEcIYcS3XBICSI6LVm1Xk1V7sM3WrZlSatqZAEsIVnIuS t0c4emEAHtP79aLNR4V0AMv6OBQ8/6PFcC8bhc9GcmLEadm7llRQQDMNMu5n8ESt2TDb Y2ozC4kzvX08huLM5Ig40qYPSxwD7qpj3dr04y1nChHb78sWgu/durC6013UBWdzDymW UpmwrCK8CzHLAOds2pzhTBYna0CrMWPkXdSVvrUn2jatpK4SfK9PEakMUQvD0dElWLot L9cw== X-Forwarded-Encrypted: i=1; AKwUvBxr/RvxLpNidYqk6+vrppkkNhojl7Y0XTOs/507/uAvq/rFv9VyR+pb0VelcyrV6vaEKOs0hSw7EDclRx8=@vger.kernel.org X-Gm-Message-State: AFuF++l4weu29zxpUbJHetPPxrLmziwHY1Sa+kPZn61i+eRAtbX0tH3N MinXZT4q/xzpMrp7BaARxEFF2nNR/i1Nu290bEz6C4FSavlqJmtWktMycqW0YxwkP3AFc9Bu0CQ uboUx68f22R+1W1R5rJLwHnv+qVhfJXO6MeupRyn5VwRT0p+Qx3azGhj3C1s= Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6820:5615:b0:6b1:61b8:7ed5 with SMTP id 006d021491bc7-6c0b9e5071bmr7319025eaf.1.1789207048508; Sat, 12 Sep 2026 02:57:28 -0700 (PDT) Date: Sat, 12 Sep 2026 02:57:28 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6aa52208.f81106d8.2ab401.002a.GAE@google.com> Subject: [syzbot] [wireless?] INFO: task hung in ieee80211_register_hw (8) 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: 6f157f39d181 Merge branch 'remove-comma-after-sentinel-ent.. git tree: net-next console output: https://syzkaller.appspot.com/x/log.txt?x=104ae601580000 kernel config: https://syzkaller.appspot.com/x/.config?x=ba53f227359c9d59 dashboard link: https://syzkaller.appspot.com/bug?extid=c92af8613ad38696ff09 compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=101bf105580000 Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/f30b26c34a47/disk-6f157f39.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/46a0f6146076/vmlinux-6f157f39.xz kernel image: https://storage.googleapis.com/syzbot-assets/5b4fc3fe5ab8/bzImage-6f157f39.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+c92af8613ad38696ff09@syzkaller.appspotmail.com INFO: task syz-executor:5765 blocked for more than 158 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor state:D stack:22416 pid:5765 tgid:5765 ppid:5759 task_flags:0x400140 flags:0x00080000 Call Trace: context_switch kernel/sched/core.c:5520 [inline] __schedule+0x17db/0x58f0 kernel/sched/core.c:7270 __schedule_loop kernel/sched/core.c:7347 [inline] schedule+0x164/0x2b0 kernel/sched/core.c:7362 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7419 __mutex_lock_common kernel/locking/mutex.c:726 [inline] __mutex_lock+0x7c1/0x1550 kernel/locking/mutex.c:821 ieee80211_register_hw+0x3881/0x4a50 net/mac80211/main.c:1560 mac80211_hwsim_new_radio+0x3258/0x56b0 drivers/net/wireless/virtual/mac80211_hwsim_main.c:6138 hwsim_new_radio_nl+0xd8b/0xf90 drivers/net/wireless/virtual/mac80211_hwsim_main.c:6957 genl_family_rcv_msg_doit+0x233/0x340 net/netlink/genetlink.c:1114 genl_family_rcv_msg net/netlink/genetlink.c:1194 [inline] genl_rcv_msg+0x614/0x7a0 net/netlink/genetlink.c:1209 --- 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 syzbot to run the reproducer, reply with: #syz test: git://repo/address.git branch-or-commit-hash If you attach or paste a git patch, syzbot will apply it before testing. 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