From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-ot1-f72.google.com (mail-ot1-f72.google.com [209.85.210.72]) (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 B2AB74AF175 for ; Thu, 8 Oct 2026 15:50:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.72 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791474605; cv=none; b=Os23pgAP1yidHfgJTObZBX7BzLaYz6x0s9Eaol6N1JgFob4YF/ELiKnO8kzP2zHV3PgBfYaOL0CE43kZKxUXrBkeaem1AvsJHU99PHcCwTs6IWQ1JQu9tZ3YDOOO7gjoBYJSShUHg2pAirDswW0z0FcvnRqGhPXL5f01tWbEaPI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791474605; c=relaxed/simple; bh=/zmUCEoT+WTBIrAitN7rGDYyROw+iPZxtK4h5ZU+Kl8=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=R/dlv577EpiudmVNEdJfHdhZN219mhG97tRuee7MJKP/16699krQUdR6xvHKTDi//EgR8ohVIVq4Xb5zZpHYOG2H/N3jpM1uVPeyDD60AZAkT62mPC/7W8qu8A8EeCzhhO/f1wJmRT4ABiX+0b6J5DRi0v6MXtLZ/dnXMQ1kfT4= 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=209.85.210.72 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-ot1-f72.google.com with SMTP id 46e09a7af769-82285c64cacso7792950a34.0 for ; Thu, 08 Oct 2026 08:50:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1791474602; x=1792079402; h=content-type:to:from:subject:message-id:in-reply-to:date :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to:content-type; bh=jo7IThI5AHovdr9LtUBMFPFwUF+RBL5DG+uHnnOfYqM=; b=seqgCvLtkpSPJDtpGbLexsvz7Y8ePCaR01VUGZLbQnWFH2KNYjcHar5j3T+rxN3pmQ jNV/Ysw2SBX2LQRq8pwklKQukxPw9aB/65PiwOAg1PT2VPjCoWdV7vJN8AeOIDrnfzpM oIc+p9BeslJ8LJxrh1Rw27Ktsgae2nSPi1DF1enlZRTGYny8kks6NDMR+qVChj6utZlP QUaXV/SABvQ9jWQ9u57/IuCDjyTsLh1o4xo6bijNzXPM9CDhk5Of2mB1cEleJIL2/Lny OYf4/n8BhDd9MAlkT4hrLXI/0j5i+DqES0Ignd0nz1Y4AfhH8eRmjYt7XR2hptrKNpqo OWxg== X-Forwarded-Encrypted: i=1; AKwUvBzo+W4a3DBMTJX1cLwbQeqNFg8aqYJPS2AtQNFRl9cUVyltI+iiFSgDtNRFlN+UnykCixxDH4n7ZWga0b0=@vger.kernel.org X-Gm-Message-State: AFuF++nUjsyOB+nO4M3vpLvOb0Yzl+YDNiBfT+qMjLywpZXwBGg8vAys n2S0gd1DUjhSI4HuS4yHv/TEFc11aBYLRmLa5XeUe8tZgYGBxlOsDzaM3UHLAqpZsWzxJyNWWdu HNOTze6ur5xiIkdwfWYmcBUzY7YzAsJOEuKGQhTdkfvdekfwO6aIuhexWS1g= Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6808:1306:b0:4b9:e5fa:8917 with SMTP id 5614622812f47-4fc462637e2mr6199791b6e.42.1791474602492; Thu, 08 Oct 2026 08:50:02 -0700 (PDT) Date: Thu, 08 Oct 2026 08:50:02 -0700 In-Reply-To: <20261008102308.82433-1-emmaonana18@gmail.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6ac7bbaa.70ed5d86.2ac85.0009.GAE@google.com> Subject: Re: [syzbot] [net?] INFO: task hung in genl_rcv_msg (5) From: syzbot To: emmaonana18@gmail.com, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: INFO: task hung in ieee80211_register_hw INFO: task syz-executor:6254 blocked for more than 144 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor state:D stack:22440 pid:6254 tgid:6254 ppid:6247 task_flags:0x400140 flags:0x00080000 Call Trace: context_switch kernel/sched/core.c:5533 [inline] __schedule+0x17db/0x58f0 kernel/sched/core.c:7284 __schedule_loop kernel/sched/core.c:7361 [inline] schedule+0x164/0x2b0 kernel/sched/core.c:7376 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7433 __mutex_lock_common kernel/locking/mutex.c:726 [inline] __mutex_lock+0x7c1/0x1550 kernel/locking/mutex.c:821 ieee80211_register_hw+0x38ff/0x4b00 net/mac80211/main.c:1564 mac80211_hwsim_new_radio+0x3258/0x56b0 drivers/net/wireless/virtual/mac80211_hwsim_main.c:6143 hwsim_new_radio_nl+0xd8b/0xf90 drivers/net/wireless/virtual/mac80211_hwsim_main.c:6966 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 netlink_rcv_skb+0x226/0x4a0 net/netlink/af_netlink.c:2575 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1218 netlink_unicast_kernel net/netlink/af_netlink.c:1338 [inline] netlink_unicast+0x7bd/0x940 net/netlink/af_netlink.c:1364 netlink_sendmsg+0x813/0xb40 net/netlink/af_netlink.c:1919 sock_sendmsg_nosec+0x13a/0x180 net/socket.c:800 __sock_sendmsg net/socket.c:815 [inline] __sys_sendto+0x408/0x5a0 net/socket.c:2281 __do_sys_sendto net/socket.c:2288 [inline] __se_sys_sendto net/socket.c:2284 [inline] __x64_sys_sendto+0xde/0x100 net/socket.c:2284 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline] do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fc260d5e98e RSP: 002b:00007ffe56dbab58 EFLAGS: 00000246 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 0000555589e0b500 RCX: 00007fc260d5e98e RDX: 0000000000000024 RSI: 00007fc261b54670 RDI: 0000000000000003 RBP: 0000000000000001 R08: 00007ffe56dbabd4 R09: 000000000000000c R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 R13: 0000000000000000 R14: 00007fc261b54670 R15: 0000000000000000 INFO: task syz-executor:6258 blocked for more than 144 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor state:D stack:22376 pid:6258 tgid:6258 ppid:6256 task_flags:0x400140 flags:0x00080000 Call Trace: context_switch kernel/sched/core.c:5533 [inline] __schedule+0x17db/0x58f0 kernel/sched/core.c:7284 __schedule_loop kernel/sched/core.c:7361 [inline] schedule+0x164/0x2b0 kernel/sched/core.c:7376 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7433 __mutex_lock_common kernel/locking/mutex.c:726 [inline] __mutex_lock+0x7c1/0x1550 kernel/locking/mutex.c:821 rtnl_net_lock include/linux/rtnetlink.h:134 [inline] inet_rtm_newaddr+0x470/0x19f0 net/ipv4/devinet.c:978 rtnetlink_rcv_msg+0x802/0xc00 net/core/rtnetlink.c:7137 netlink_rcv_skb+0x226/0x4a0 net/netlink/af_netlink.c:2575 netlink_unicast_kernel net/netlink/af_netlink.c:1338 [inline] netlink_unicast+0x7bd/0x940 net/netlink/af_netlink.c:1364 netlink_sendmsg+0x813/0xb40 net/netlink/af_netlink.c:1919 sock_sendmsg_nosec+0x13a/0x180 net/socket.c:800 __sock_sendmsg net/socket.c:815 [inline] __sys_sendto+0x408/0x5a0 net/socket.c:2281 __do_sys_sendto net/socket.c:2288 [inline] __se_sys_sendto net/socket.c:2284 [inline] __x64_sys_sendto+0xde/0x100 net/socket.c:2284 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline] do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84 Tested on: commit: 47324d3a Merge tag 'pwrseq-fixes-for-v7.3-rc7' of git:.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=153cdf61580000 kernel config: https://syzkaller.appspot.com/x/.config?x=23e5acac5c98285f dashboard link: https://syzkaller.appspot.com/bug?extid=2ad5f42cd6ca88f0107c compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8 patch: https://syzkaller.appspot.com/x/patch.diff?x=10536ed1580000