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From: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
To: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Cc: Andy Lutomirski <luto@amacapital.net>,
	Johannes Berg <johannes@sipsolutions.net>,
	Andy Lutomirski <luto@kernel.org>,
	"David S. Miller" <davem@davemloft.net>,
	Linux Wireless List <linux-wireless@vger.kernel.org>,
	Network Development <netdev@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>,
	"linux-next@vger.kernel.org" <linux-next@vger.kernel.org>,
	Stephen Rothwell <sfr@canb.auug.org.au>,
	Herbert Xu <herbert@gondor.apana.org.au>
Subject: Re: [mac80211] BUG_ON with current -git (4.8.0-11417-g24532f7)
Date: Thu, 13 Oct 2016 22:45:49 +0900	[thread overview]
Message-ID: <20161013134549.GB583@swordfish> (raw)
In-Reply-To: <20161013134252.GA583@swordfish>

On (10/13/16 22:42), Sergey Senozhatsky wrote:
> 
> On (10/13/16 08:02), Johannes Berg wrote:
> > On Wed, 2016-10-12 at 22:39 -0700, Andy Lutomirski wrote:
> > 
> > > In a pinch, I have these patches sitting around:
> > > 
> > > https://git.kernel.org/cgit/linux/kernel/git/luto/linux.git/commit/?h=x86/vmap_stack&id=0a39cfa6fbb5d5635c85253cc7d6b44b54822afd
> > > https://git.kernel.org/cgit/linux/kernel/git/luto/linux.git/commit/?h=x86/vmap_stack&id=bf8cfa200b5a01383ea39fc8ce2f32909767baa8
> > 
> > That truly sounds like something we'd rather avoid in the TX/RX paths
> > though, which should perform well.
> 
> didn't fix.
> 
> so I finally had some time to do a better bug-reporter job.
> 
> I added a bunch of printk-s and several virt_addr_valid()-s
> to ieee80211_aes_ccm_encrypt().
> 
> and right befoe the Oops I see the following report from
> virt_addr_valid()
> 
> 
>  FAIL: 00004100002cba02 > ffffc900802cba02 || 1 -> (00004100002cba02 >> 39) == 130

that  `(00004100002cba02 >> 39) == 130'   part is

phys_addr_valid()
{
	(addr >> boot_cpu_data.x86_phys_bits)
}

	-ss

  reply	other threads:[~2016-10-13 14:06 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-10-10 15:03 [mac80211] BUG_ON with current -git (4.8.0-11417-g24532f7) Sergey Senozhatsky
2016-10-10 15:30 ` Sergey Senozhatsky
2016-10-12  9:05   ` Johannes Berg
2016-10-12 14:12     ` Sergey Senozhatsky
2016-10-12 14:22       ` Johannes Berg
2016-10-13  5:39         ` Andy Lutomirski
2016-10-13  6:02           ` Johannes Berg
2016-10-13 13:42             ` Sergey Senozhatsky
2016-10-13 13:45               ` Sergey Senozhatsky [this message]
2016-10-13 13:45               ` Johannes Berg
2016-10-13 15:00                 ` Sergey Senozhatsky
2016-10-13 15:04                   ` Sergey Senozhatsky
2016-10-13 21:49                 ` Andy Lutomirski
2016-10-14  7:25                   ` Johannes Berg
2016-10-14  8:28                     ` Johannes Berg
2016-10-14  8:39                       ` Ard Biesheuvel
2016-10-14  8:41                         ` Ard Biesheuvel
2016-10-14  8:42                           ` Johannes Berg
2016-10-14  8:47                             ` Ard Biesheuvel
     [not found]                               ` <CAKv+Gu896xme5sd5i8hs7tA=Xt=qQKCiAx7fQg1ZECn50NttbQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-10-14  8:55                                 ` Johannes Berg
2016-10-14  9:05                                   ` Ard Biesheuvel
2016-10-14  9:10                                     ` Johannes Berg
2016-10-14  9:21                                       ` Ard Biesheuvel
2016-10-14  9:25                                         ` Johannes Berg
2016-10-14  9:35                                           ` Ard Biesheuvel
2016-10-14 10:00                                             ` Johannes Berg
2016-10-14 11:11                                               ` Ard Biesheuvel
2016-10-14  8:53                     ` Johannes Berg
2016-10-14  8:39                   ` Sergey Senozhatsky
2016-10-14  8:45                     ` Johannes Berg

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