From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f69.google.com (mail-io1-f69.google.com [209.85.166.69]) (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 3C3B316D4D3 for ; Wed, 12 Jun 2024 11:58:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.69 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718193486; cv=none; b=d6RCHAxc+X2fXOiTAG8R53epzxmOqR5GOZHmGnw34onMdYi5alxmjXuFLEiW/NbZZnqs5jzQ2TOcTocxcmbfurc9nIPS907Q8YV75aJuxLsJcfObdfoiN+oU3648sF2ObfG0pjSEOXiPJmLe7g1dsia2GAOsQxeuF+i4ZPd+vJU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718193486; c=relaxed/simple; bh=xS/63wRKaKU0Wayi9VDY0udyPi1iW5NI1/aIwAXJvsU=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=lPsTUFpGjS2cQgu4xuZzx0nIhiGugrN+I2Sclc5f48ISXQqnPoFlw+BvpBQ39/ubjpK6nYlPrWyAtLgeCXtpGArtvIavyAapXpQkcU7nl8AjIbj8bokJRa/AgJP5r/IgQyDRPK75EE+G7ktNozF5Q1ddyAnGTXwIVCRuquD2bOY= 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=209.85.166.69 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-f69.google.com with SMTP id ca18e2360f4ac-7eb7c3b8cf8so209610839f.0 for ; Wed, 12 Jun 2024 04:58:05 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1718193484; x=1718798284; 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=UH8qBVaCa01Ff20+nfDvD/vKdbSccNB2gSxFLitfNvs=; b=SjSc8aFMOEzrR+Nw87pKTnjgT1ioTPQkp6X8fTGHu399299XeoiLMy+RP3BHqpT8nY NATNHz8MQbLEj+uaqGksdyKjsp5D7Z82GP1nrw79lCbyKsfkUix97SymDsLy/RVdhhdF Wlhk2z1dG4EuJPYPY0Mq82OfUM6F4mQCxBF25eh/EIqko4yVZj2EBDQx77z6t3UJhiE+ CbBeLzvNiL+5UolkJ5SwvR0QDOrWvLOplbVC/IBOou7mPL3IThjztkjkmEKFh98z9HJQ zQdcSOljFqb+CZaHXCID7/S45hji96G0kbJ96Ck5bqt4eGDOPSV45qFrN1PxzauoFmtg SuMg== X-Forwarded-Encrypted: i=1; AJvYcCX/gw4ipXEU0hkURZcBJzk+xzT3SC59Z9rMS+uvaLeUcTPLIXK9bWTWTD80jckUSx6tXJMJHfZF6BS2HKugBTFHLAZLV59KLfDUsLmn X-Gm-Message-State: AOJu0Ywq0sBw+C9rZFDHUExpV3XKiMHwBURUDZIbRijun4SlXMtecW3r dKhSmGmXBHYodV7k5GCKism2EdcTQoiLd5c4JDl5bCfTs5+Kr5Ot0HkPrwiDa/1wh58FQtQELZP ihfP8eUdS+Dzqu5RifztmrppocDVyXB4Aj197GuKurjwOS+D2cDkaDDc= X-Google-Smtp-Source: AGHT+IEp6wv4wPlWMGiy5qWcoM5qf4ugebQ7KN7CLbQlyazwMsxHbasLnWDudlrb68LCCThNf880tiV2BUwsHUWHH4DUsSta8u+R Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6602:6d0c:b0:7eb:8321:330c with SMTP id ca18e2360f4ac-7ebccfaa14cmr6903139f.0.1718193484381; Wed, 12 Jun 2024 04:58:04 -0700 (PDT) Date: Wed, 12 Jun 2024 04:58:04 -0700 In-Reply-To: <0000000000004f12bb061a9acf07@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000004acf7b061ab01899@google.com> Subject: Re: [syzbot] [mm?] general protection fault in dequeue_hugetlb_folio_nodemask (2) From: syzbot To: airlied@redhat.com, akpm@linux-foundation.org, kraxel@redhat.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, muchun.song@linux.dev, osalvador@suse.de, syzkaller-bugs@googlegroups.com, vivek.kasireddy@intel.com Content-Type: text/plain; charset="UTF-8" syzbot has bisected this issue to: commit 265a5cde9462d3a816b18c6cf4f0a231f1c29d1b Author: Vivek Kasireddy Date: Thu Apr 11 06:59:43 2024 +0000 udmabuf: pin the pages using memfd_pin_folios() API bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1617ab6a980000 start commit: d35b2284e966 Add linux-next specific files for 20240607 git tree: linux-next final oops: https://syzkaller.appspot.com/x/report.txt?x=1517ab6a980000 console output: https://syzkaller.appspot.com/x/log.txt?x=1117ab6a980000 kernel config: https://syzkaller.appspot.com/x/.config?x=d8bf5cd6bcca7343 dashboard link: https://syzkaller.appspot.com/bug?extid=569ed13f4054f271087b syz repro: https://syzkaller.appspot.com/x/repro.syz?x=15eb5e86980000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=15db597e980000 Reported-by: syzbot+569ed13f4054f271087b@syzkaller.appspotmail.com Fixes: 265a5cde9462 ("udmabuf: pin the pages using memfd_pin_folios() API") For information about bisection process see: https://goo.gl/tpsmEJ#bisection