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Groups > linux.debian.bugs.dist > #911193
| From | Горбешко Богдан <bodqhrohro@gmail.com> |
|---|---|
| Newsgroups | linux.debian.bugs.dist, linux.debian.kernel |
| Subject | Bug#893393: linux-image-amd64: Kernel panic on active outgoing traffic through Huawei E173 modem in NDIS (CDC) mode |
| Date | 2018-08-04 14:10 +0200 |
| Message-ID | <wj3xD-oG-5@gated-at.bofh.it> (permalink) |
| References | <w5X6F-5HF-1@gated-at.bofh.it> <witku-3Nn-7@gated-at.bofh.it> <vuHNf-1bp-1@gated-at.bofh.it> <witku-3Nn-7@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Cross-posted to 2 groups.
Unfortunately, I messed with it for several hours but couldn't reproduce
the bug intentionally. Does anyone have any hints on how to do this more
reliably? I tried to upload several files simultaneously, to fill the
memory with tmpfs partitions for emulating high memory pressure
condition, but nothing helped to trigger the crash.
On 8/3/18 12:19 AM, Горбешко Богдан wrote:
> I upgraded the kernel to 4.17.8 and experienced the issue again. Not
> sure if the bug is the same technically, but the sympthomes are: I
> tried to upload a 30 MB file, and in the midst got a noisy screen. I
> will try to catch it with kdump to get the backtrace again later.
>
> On 6/29/18 11:17 AM, Bjørn Mork wrote:
>> This issue should be fixed by commit
>>
>> 49c2c3f246e2 ("cdc_ncm: avoid padding beyond end of skb")
>>
>> which has been backported to v4.17.3, v4.16.18 and v4.14.52. Please
>> check again with one of those kernel versions (or newer).
>>
>> I see now that the fix doesn't apply cleanly to v4.9 stable due to
>> unrelated context changes. I'll go fix that and resubmit a backport for
>> v4.9, so we get the fix into "stretch" too. Thanks for reminding me.
>>
>>
>>
>> Bjørn
>>
>
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Bug#893393: linux-image-amd64: Kernel panic on active outgoing traffic through Huawei E173 modem in NDIS (CDC) mode Горбешко Богдан <bodqhrohro@gmail.com> - 2018-08-02 23:30 +0200
Bug#893393: linux-image-amd64: Kernel panic on active outgoing traffic through Huawei E173 modem in NDIS (CDC) mode Горбешко Богдан <bodqhrohro@gmail.com> - 2018-08-04 14:10 +0200
Bug#893393: linux-image-amd64: Kernel panic on active outgoing traffic through Huawei E173 modem in NDIS (CDC) mode debian@anm.c0mm.it - 2018-08-07 00:10 +0200
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