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From: Qian Cai <cai@lca.pw>
To: Esme <esploit@protonmail.ch>
Cc: James Bottomley <jejb@linux.ibm.com>,
	"dgilbert@interlog.com" <dgilbert@interlog.com>,
	"martin.petersen@oracle.com" <martin.petersen@oracle.com>,
	"linux-scsi@vger.kernel.org" <linux-scsi@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linux-mm@kvack.org" <linux-mm@kvack.org>
Subject: Re: PROBLEM: syzkaller found / pool corruption-overwrite / page in user-area or NULL
Date: Thu, 10 Jan 2019 20:30:55 -0500	[thread overview]
Message-ID: <7416c812-f452-9c23-9d0c-37eac0174231@lca.pw> (raw)
In-Reply-To: <olV6qm38nrHhMMH3bq9cY3h60MaHsW5U9n6xn3_PVP1UkFNJBNbVuS-8P_FdCazGJX6GZX_Qqe2Nj8_hbLJsgto76Xo-gLQ8We-hsc_vRKk=@protonmail.ch>



On 1/10/19 5:58 PM, Esme wrote:
> The console debug/stacks/info from just now.  The previous config, current kernel from github.
> --
> Esme
> 
> [   75.783231] kasan: CONFIG_KASAN_INLINE enabled
> [   75.785870] kasan: GPF could be caused by NULL-ptr deref or user memory access
> [   75.787695] general protection fault: 0000 [#1] SMP KASAN
> [   75.789084] CPU: 0 PID: 3434 Comm: systemd-journal Not tainted 5.0.0-rc1+ #5
> [   75.790938] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.11.1-1ubuntu1 04/01/2014
> [   75.793150] RIP: 0010:rb_insert_color+0x189/0x1480

What's in that line? Try,

$ ./scripts/faddr2line vmlinux rb_insert_color+0x189/0x1480

What's steps to reproduce this?

  reply	other threads:[~2019-01-11  1:30 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <t78EEfgpy3uIwPUvqvmuQEYEWKG9avWzjUD3EyR93Qaf_tfx1gqt4XplrqMgdxR1U9SsrVdA7G9XeUZacgUin0n6lBzoxJHVJ9Ko0yzzrxI=@protonmail.ch>
2019-01-10 19:58 ` James Bottomley
2019-01-10 19:58   ` James Bottomley
2019-01-10 20:39   ` Qian Cai
2019-01-10 20:39     ` Qian Cai
2019-01-10 20:44   ` Qian Cai
2019-01-10 20:44     ` Qian Cai
2019-01-10 20:47     ` Esme
2019-01-10 21:03       ` Qian Cai
2019-01-10 21:10         ` Esme
2019-01-10 21:35         ` Esme
2019-01-10 22:33           ` Qian Cai
2019-01-10 22:58             ` Esme
2019-01-11  1:30               ` Qian Cai [this message]
2019-01-11  3:15                 ` Esme
2019-01-11  4:52                   ` Qian Cai
2019-01-11  5:01                     ` Esme

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