From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f208.google.com (mail-il1-f208.google.com [209.85.166.208]) (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 00FFD153511 for ; Thu, 6 Jun 2024 15:45:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.208 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717688728; cv=none; b=a0ZMayodmbZgWq8Mlpizk6djkDAYJ56vkOLKK2LoXp2r6IK4P+D76yCUn1/7+0gpGzriwxiWMRZx4dmblkAcXJpSkBjsZ4rVtzXeXt1YFhTHZl2sTSd7Bm++AKW3cna/3/AgzEmR9ZgjeB7uiGBT9Gu4anQlDYJBb3ebtvSwFvw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717688728; c=relaxed/simple; bh=cS+w42K47jFJAEppSvASxFbtW1NbsLYSF4kln3BjWkU=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=tG8OnmSAfmzbYXqXdoRItkXU4+e+W7m0kQUK1myn2DgiESn47Xwbk7agvM/DnjZa2EEmlpGoxpSPSWtOce4rL4ymHd+slZlTP5jshhrWyiNuo+gnNyEjzjNYDNe2tFX90KZnI3aPrX4sVTDbr5ZpTOEkuMrpMUvZEO8dGyAy7YQ= 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=209.85.166.208 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-il1-f208.google.com with SMTP id e9e14a558f8ab-3737b3ee909so10683385ab.2 for ; Thu, 06 Jun 2024 08:45:26 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1717688726; x=1718293526; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=BcJjBcQjsiomLxADg06X2dHReObIPOPPMgQFtADOjIQ=; b=rUAgPuGEJBWHALl3zlvOlYx6eVLfKwiR3K7hrjgjXa+lCutTwUUHXRO2bbXJxCuPSK NEX/kgVgBDTfkNqLLzT2d4m8LsXJ48Z96j/jzs3oFVlccJ7S56LudmKNG9IxGjRDEQw/ K4MQNZfqL35StmeEAan4wrzy97EXJ1uC65z0+Exa4O8Rs894IBkbvvSQ2C/TowjqaFXQ 9Kv81UR4trJZs5B8AuMmveNbr2Idn0ItSNpcpyxgB3vHJQWfNeavlc2+c8FhDTp6v5FE h+65boEAi8DJueu18P/hhaED2RWfGbKG8bFCaYXPX3KmbWx3YUaH6qyWO5IrGX5VZTwi BhLw== X-Forwarded-Encrypted: i=1; AJvYcCVbkhwQUYQMRo5y+6B2fAlGR7+2Jkm57vuOVhljaP3nsMi851niSqKNq3i9N+UeIqp5qt285m4LTWortz3NndzucWzc4SEi X-Gm-Message-State: AOJu0YzYtaUsjSgewRWJbJ4OOmM7FvCFAgeBGE9Z3fa5m3w1izv/CsbM Bv3nIWfJ6cp6WVrS4kU/N81iBdqP2bBA+VycLWsct5a62Bq+yRMhPN0ymi94yHfHnICsSQrw7+F vUutxE2pBFky9yEk3IT3KTQUzM7EivC64x8Wp+6op4htW09gXr8vq7IU= X-Google-Smtp-Source: AGHT+IEG+fp/6y3Je1YYAE9GzZIqKcEY+J2VkjnePlKVW2lAraFrdhU88X70CABdD4Jwqv0+4+blEtYRq/jy3INZR1RpATw9DHiO Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a92:cda4:0:b0:374:5a8c:c011 with SMTP id e9e14a558f8ab-375803c3a16mr50445ab.4.1717688726325; Thu, 06 Jun 2024 08:45:26 -0700 (PDT) Date: Thu, 06 Jun 2024 08:45:26 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000005e23a3061a3a92b6@google.com> Subject: [syzbot] [wireless?] INFO: task hung in wiphy_unregister (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" Hello, syzbot found the following issue on: HEAD commit: 2ab795141095 Merge tag 'cxl-fixes-6.10-rc3' of git://git.k.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=1671b2f2980000 kernel config: https://syzkaller.appspot.com/x/.config?x=f0e2e3f7ede77526 dashboard link: https://syzkaller.appspot.com/bug?extid=abba31ed4fc4178349e9 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 Unfortunately, I don't have any reproducer for this issue yet. Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/613f40485ad9/disk-2ab79514.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/5f6673b48420/vmlinux-2ab79514.xz kernel image: https://storage.googleapis.com/syzbot-assets/9659affc7dfc/bzImage-2ab79514.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+abba31ed4fc4178349e9@syzkaller.appspotmail.com INFO: task kworker/u8:2:35 blocked for more than 143 seconds. Not tainted 6.10.0-rc2-syzkaller-00010-g2ab795141095 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/u8:2 state:D stack:23032 pid:35 tgid:35 ppid:2 flags:0x00004000 Workqueue: netns cleanup_net Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6894 __mutex_lock_common kernel/locking/mutex.c:684 [inline] __mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752 wiphy_unregister+0x236/0xaa0 net/wireless/core.c:1096 ieee80211_unregister_hw+0x1e2/0x2c0 net/mac80211/main.c:1675 mac80211_hwsim_del_radio+0x2c2/0x4c0 drivers/net/wireless/virtual/mac80211_hwsim.c:5576 hwsim_exit_net+0x5c1/0x670 drivers/net/wireless/virtual/mac80211_hwsim.c:6453 ops_exit_list net/core/net_namespace.c:173 [inline] cleanup_net+0x804/0xcc0 net/core/net_namespace.c:640 process_one_work kernel/workqueue.c:3231 [inline] process_scheduled_works+0xa2e/0x1830 kernel/workqueue.c:3312 worker_thread+0x86d/0xd70 kernel/workqueue.c:3393 kthread+0x2f2/0x390 kernel/kthread.c:389 ret_from_fork+0x4d/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 INFO: task dhcpcd:4754 blocked for more than 144 seconds. Not tainted 6.10.0-rc2-syzkaller-00010-g2ab795141095 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:dhcpcd state:D stack:20384 pid:4754 tgid:4754 ppid:4753 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6894 __mutex_lock_common kernel/locking/mutex.c:684 [inline] __mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752 devinet_ioctl+0x2ce/0x1bc0 net/ipv4/devinet.c:1101 inet_ioctl+0x3d7/0x4f0 net/ipv4/af_inet.c:1003 sock_do_ioctl+0x15a/0x460 net/socket.c:1222 sock_ioctl+0x629/0x8e0 net/socket.c:1341 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:907 [inline] __se_sys_ioctl+0xfe/0x170 fs/ioctl.c:893 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f2f49d5ed49 RSP: 002b:00007ffe50118268 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f2f49c906c0 RCX: 00007f2f49d5ed49 RDX: 00007ffe50128458 RSI: 0000000000008914 RDI: 0000000000000011 RBP: 00007ffe50138618 R08: 00007ffe50128418 R09: 00007ffe501283c8 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe50128458 R14: 0000000000000028 R15: 0000000000008914 INFO: task kworker/0:7:5217 blocked for more than 144 seconds. Not tainted 6.10.0-rc2-syzkaller-00010-g2ab795141095 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:7 state:D stack:19376 pid:5217 --- 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