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From: Dan Carpenter <dan.carpenter@oracle.com>
To: "Björn Töpel" <bjorn.topel@gmail.com>
Cc: "Daniel Borkmann" <daniel@iogearbox.net>,
	"Willy Tarreau" <w@1wt.eu>,
	syzbot <syzbot+11421fbbff99b989670e@syzkaller.appspotmail.com>,
	akpm@linux-foundation.org, "Andrii Nakryiko" <andrii@kernel.org>,
	"Alexei Starovoitov" <ast@kernel.org>,
	"Björn Töpel" <bjorn.topel@intel.com>, bpf <bpf@vger.kernel.org>,
	"David Miller" <davem@davemloft.net>,
	fgheet255t@gmail.com, "Jesper Dangaard Brouer" <hawk@kernel.org>,
	"John Fastabend" <john.fastabend@gmail.com>,
	"Jonathan Lemon" <jonathan.lemon@gmail.com>,
	"Martin KaFai Lau" <kafai@fb.com>,
	"KP Singh" <kpsingh@kernel.org>,
	"Jakub Kicinski" <kuba@kernel.org>,
	LKML <linux-kernel@vger.kernel.org>,
	linux-mm@kvack.org, "Karlsson,
	Magnus" <magnus.karlsson@intel.com>,
	mudongliangabcd@gmail.com, Netdev <netdev@vger.kernel.org>,
	"Song Liu" <songliubraving@fb.com>,
	syzkaller-bugs@googlegroups.com,
	"Linus Torvalds" <torvalds@linux-foundation.org>,
	"Yonghong Song" <yhs@fb.com>
Subject: Re: [syzbot] WARNING: kmalloc bug in xdp_umem_create (2)
Date: Thu, 10 Feb 2022 20:56:03 +0300	[thread overview]
Message-ID: <20220210175603.GL1951@kadam> (raw)
In-Reply-To: <20220210174507.GK1951@kadam>

On Thu, Feb 10, 2022 at 08:45:08PM +0300, Dan Carpenter wrote:
> Is it normally going to huge?  You could call vmalloc() instead of
> kvmalloc().

Wait that would make the allocation succeed...  We don't want that.
That was a dumb idea.  Forget I said that.

regards,
dan carpenter



  reply	other threads:[~2022-02-10 17:57 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <000000000000a3571605d27817b5@google.com>
2022-02-10  6:08 ` syzbot
2022-02-10  8:11   ` Willy Tarreau
     [not found]     ` <359ee592-747f-8610-4180-5e1d2aba1b77@iogearbox.net>
2022-02-10 16:18       ` Björn Töpel
2022-02-10 17:45         ` Dan Carpenter
2022-02-10 17:56           ` Dan Carpenter [this message]
2022-02-10 18:04             ` Linus Torvalds

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