From: Alex Shi <alex.shi@linux.alibaba.com>
To: Naresh Kamboju <naresh.kamboju@linaro.org>,
inux-kernel@vger.kernel.org, linux-mm <linux-mm@kvack.org>,
Cgroups <cgroups@vger.kernel.org>,
Linux-Next Mailing List <linux-next@vger.kernel.org>,
lkft-triage@lists.linaro.org
Cc: Andrew Morton <akpm@linux-foundation.org>,
Johannes Weiner <hannes@cmpxchg.org>,
Shakeel Butt <shakeelb@google.com>, Roman Gushchin <guro@fb.com>,
Stephen Rothwell <sfr@canb.auug.org.au>,
Muchun Song <songmuchun@bytedance.com>,
alexander.h.duyck@linux.intel.com,
Yafang Shao <laoar.shao@gmail.com>,
richard.weiyang@gmail.co, Michal Hocko <mhocko@suse.com>,
Vlastimil Babka <vbabka@suse.cz>
Subject: Re: BUG: KASAN: null-ptr-deref in workingset_eviction+0xf2/0x1e0
Date: Tue, 1 Dec 2020 15:44:50 +0800 [thread overview]
Message-ID: <58f66f22-fd5f-685d-e608-99c35d89c1a3@linux.alibaba.com> (raw)
In-Reply-To: <CA+G9fYtk3fKy7ct-rT=T8iFDhE4CbjGgdfxsOBrKT9y8ntwXyg@mail.gmail.com>
在 2020/12/1 上午3:52, Naresh Kamboju 写道:
> Crash log:
> -----------
> ioctl_sg01.c:81: TINFO: Found SCSI device /dev/sg1
> [ 285.862123] ==================================================================
> [ 285.863025] BUG: KASAN: null-ptr-deref in workingset_eviction+0xf2/0x1e0
> [ 285.863025] Read of size 4 at addr 00000000000000c8 by task kswapd0/245
Hi Naresh,
Good to know you again. :)
Would you like to use command to check whichh line cause the panic:
scripts/faddr2line vmlinux workingset_eviction+0xf2/0x1e0
I can't reproduce it. and my gcc version mismatch with yours.
Thanks
Alex
next prev parent reply other threads:[~2020-12-01 7:45 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-30 19:52 BUG: KASAN: null-ptr-deref in workingset_eviction+0xf2/0x1e0 Naresh Kamboju
2020-11-30 20:02 ` Lorenzo Stoakes
2020-12-01 8:53 ` [External] " Muchun Song
2020-12-01 7:44 ` Alex Shi [this message]
2020-12-01 9:08 ` Naresh Kamboju
2020-12-01 9:21 ` [External] " Muchun Song
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