From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f198.google.com (mail-il1-f198.google.com [209.85.166.198]) (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 32B264400 for ; Sun, 21 Jul 2024 04:57:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.198 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721537825; cv=none; b=TqDpdBl7HkRsu+YykL/04K/DpB+LLaIhFmxAzNHF8LhSP0TQhMZ8AGqfdfgC0VuzFemUcGmm5/ETRpTlP4Qj1f/grY8dZT5p5JyehbBeVZdjbHySxfAkZCCTa5RnK9m7vEt/WREnS9ozAja+PJZ433aaXIq1t1lG6hNg0KP5lSk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721537825; c=relaxed/simple; bh=RvCwoxQ0RDwvppOJHLWny72GRZilV/WwvSv/YZN5oDQ=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=DfS6WFzULBuizz5uXPRF70nnBi23BZvWUyuVIxM1mJqHOd/TBUFek/vyW8bgnsLRQ64SE4ZeZgetvSkIcdayJoQu0wwdmJamUJ6GFGqUCZb51tov/oC3Rn0FYWCO8swO2HCaRown9RzEzXgR4EZos3GYzfxRS8pnrQ4s5RfIxoU= 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=209.85.166.198 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-f198.google.com with SMTP id e9e14a558f8ab-39941f4c5a1so15219075ab.3 for ; Sat, 20 Jul 2024 21:57:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1721537823; x=1722142623; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=w6G8K0MfujHk0ZY8Ig4z13lQZ8FAFAZEBtO3Mv0nroc=; b=dQBgMLA3J4rKxSsYfmUHDVZKAOTCynDRjkeGsfBjiC3QyvlOgsHmB0Xo4oGq99baIM AOLCyHuij6ztwev5n4mIeFH6S/+cfg9lwVx7nfSpvsn9MKzojxCoF5AaoZS147RJpSKJ RQIRRVLZXc3zbNGb+F4aSDwyCotj7SSpPZYU6AAdgtAPAs/8x7qQU/UbyHzRFLZje77L NfagUrdPVBUkdbXpha83RkuftJUz60cOsiBsBMY5dS9KPHxQqjxWTAey2QsLcmxEf8K5 WAfcswh6SvMeMeyHhG48K4XLGO10Dl4+OlgERAw1Pf1GuF3mDYOfck4dmqTAeq4L157s Nzcg== X-Forwarded-Encrypted: i=1; AJvYcCVAEulS0F9UvkHjhWyOL7oRxmCgfPcGskLbLIQbCchb9gxAKjUN8AC6FIWZP3ZPeWgfLXklpKfMdGEPdRI6V6HTokavd5knesTaeoS7 X-Gm-Message-State: AOJu0YyXnMHiui+mR+aceS4AfrZVccYn5X0HqsW5vCno2t9L8kbaJc6X WznouD60jfysKbzq6WXSVxevCAN2ZkREqJjuPD3QQup6BzoeSL4r9OkDNsvJCEQloAfCqUYE7PT 5DT4scibCkuq87f+Ol1/4eImyUlekgdBnoIxUK+gM4OldI8ltCitwwf8= X-Google-Smtp-Source: AGHT+IG996RctXOnCeEpiTZtyfAzY/miSIhLiSn3H1B3nY0hyAMIwEZ86NEibrKkHALnS7UGrCuYqV2Aroyx26aiAA79c6nFahlP Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1d19:b0:380:f12f:30de with SMTP id e9e14a558f8ab-398e4fa725fmr2742945ab.2.1721537823309; Sat, 20 Jul 2024 21:57:03 -0700 (PDT) Date: Sat, 20 Jul 2024 21:57:03 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000006d14b3061dbac27c@google.com> Subject: Re: [syzbot] [fs?] BUG: unable to handle kernel NULL pointer dereference in path_from_stashed From: syzbot To: eadavis@qq.com, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot tried to test the proposed patch but the build/boot failed: failed to apply patch: checking file fs/pidfs.c Hunk #1 FAILED at 168. 1 out of 1 hunk FAILED Tested on: commit: 5e049755 Merge branch 'link_path_walk' git tree: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git kernel config: https://syzkaller.appspot.com/x/.config?x=c1c1b0a8065e216 dashboard link: https://syzkaller.appspot.com/bug?extid=34a0ee986f61f15da35d compiler: userspace arch: arm patch: https://syzkaller.appspot.com/x/patch.diff?x=13ea160d980000