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 B20F71BC46 for ; Sat, 8 Jun 2024 18:46:24 +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=1717872386; cv=none; b=Nk7ns2pJdyvikSdLgnt4I8TAGK3y6JfgnL8EYaekdjZmrQec2/GfNNYvSqh/s6knJZF431k33FBYOxQLxnCRyGNr6OHb5LzY6NvprRqMf0zbKmCfa8LcuEYxE3iIYB6BKPqFWoneM5wSKNiq6CVUwBiqkD1tXwMmGgBdxDlacWM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717872386; c=relaxed/simple; bh=FTsEzVY//d7md9QNRchU+SR97aMGSsZHiNUNXTDniYA=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=hlDjGbod0i1SBbYOGjK4SMVmWslxDveuMFO1ApuRN+EMf2BFt0prGen/Qz4EAjMyUx3t1ngtJFCadGAx9YdoluS0hEtAA/6Bu9AaiudCjOHK2iplJkGZoUVctdYoVBpirqwJxBzFNwplCOmLwYLAvIetddinRJ7oAyg9MI7G7U0= 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-7eb50e42c6aso333596439f.1 for ; Sat, 08 Jun 2024 11:46:24 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1717872384; x=1718477184; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=W3hCt9io7wd14ZV/rqVycTDv82Iixo5e/5LYZfu/3ew=; b=WIqlQXVdB4nWTIqecyrXGR/GNwAXEB9w2tQzU22/mLW4t5FoRIWJj9zmd8Z2LAkG9S cxOZ//iZoFJxmZwp0cotOMezzBXzu5kKj97fHG3+YZwq2NHSEE5p28UxEEHP8V6lepei rNXNBIi6/hft3dt/TxCAmtP6Rgkzl04ZKcFTPEkaw1wSIDQnOfmZMakFvtgoMT9y7mhu tJ4t/8aifkTQQlUQT4zoJWxosh3nJBKjyrt8/mPpYwq2KVzp00bUMQJGwYUS9fOjoiX9 9AEZGLGiUJUx5cksbwSzRSNOUnSftyOW0XO0yOEgYAxakHoQXEA2mTofVMGpfXhqQunF 5alg== X-Forwarded-Encrypted: i=1; AJvYcCVfKHZ2Qa0yIQTenfA/bTcUVij/nZIY1kT3kTKs5y8ekrP3gWNZZgTrucBfUvSKKiFbQTVwmkvBe+T2THUdNdEP1Y+tQpovbg6M5MlB X-Gm-Message-State: AOJu0Yzs9SIJwHEQcXtUNxHM0E5ymBQS4Oq3RoxMNP4WirEMilgXgz08 7ik4O2iRtQJ0zWJZHyPpxD7Jxf9aWV6lh6Xc+i0NOFfIMg1YrRr4r2eVaeEzr9ounAJWQBs7sul /rqNHCCwURvSYhbB4gHSdgMGd9QFLxsrUSymKt7mRjc8jKPPf3L03UjI= X-Google-Smtp-Source: AGHT+IEVK4W5Nb1TYvUdWpQN+xS2zF4T97HCWd1Niuy5IUFg3CZraESdaOLnJfZCOch9d3QDhnPuUQgsx8a/2k7d8NNKJb1N/0OV Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6638:3790:b0:4b9:942:8f30 with SMTP id 8926c6da1cb9f-4b90942968amr41609173.3.1717872383737; Sat, 08 Jun 2024 11:46:23 -0700 (PDT) Date: Sat, 08 Jun 2024 11:46:23 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000033d195061a6555c8@google.com> Subject: [syzbot] [bpf?] INFO: task hung in bpf_prog_dev_bound_destroy From: syzbot To: andrii@kernel.org, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, eddyz87@gmail.com, haoluo@google.com, john.fastabend@gmail.com, jolsa@kernel.org, kpsingh@kernel.org, linux-kernel@vger.kernel.org, martin.lau@linux.dev, sdf@google.com, song@kernel.org, syzkaller-bugs@googlegroups.com, yonghong.song@linux.dev Content-Type: text/plain; charset="UTF-8" Hello, syzbot found the following issue on: HEAD commit: 8a92980606e3 Merge tag 'scsi-fixes' of git://git.kernel.or.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=11e0f5ba980000 kernel config: https://syzkaller.appspot.com/x/.config?x=333ebe38d43c42e2 dashboard link: https://syzkaller.appspot.com/bug?extid=638395cff1c05c4a0128 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/fa5a3bdc8575/disk-8a929806.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/9f37ced39a44/vmlinux-8a929806.xz kernel image: https://storage.googleapis.com/syzbot-assets/604ed8ab462f/bzImage-8a929806.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+638395cff1c05c4a0128@syzkaller.appspotmail.com INFO: task kworker/0:5:5177 blocked for more than 143 seconds. Not tainted 6.10.0-rc2-syzkaller-00235-g8a92980606e3 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:5 state:D stack:20752 pid:5177 tgid:5177 ppid:2 flags:0x00004000 Workqueue: events bpf_prog_free_deferred 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 bpf_prog_dev_bound_destroy+0x76/0x590 kernel/bpf/offload.c:386 bpf_prog_free_deferred+0x3c5/0x710 kernel/bpf/core.c:2784 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 syz-executor.2:12871 blocked for more than 143 seconds. Not tainted 6.10.0-rc2-syzkaller-00235-g8a92980606e3 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.2 state:D stack:24912 pid:12871 tgid:12870 ppid:12213 flags:0x00000006 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 do_ip_setsockopt+0x127d/0x3cd0 net/ipv4/ip_sockglue.c:1077 --- 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