[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [lwip-users] [LwIP 1.4.1] Ping length of 92 bytes via PPP crashes Lw
From: |
Simon Goldschmidt |
Subject: |
Re: [lwip-users] [LwIP 1.4.1] Ping length of 92 bytes via PPP crashes LwIP core/pbuf.c |
Date: |
Mon, 15 May 2017 11:37:36 +0200 |
Marco Jakobs wrote:
> In a test scenario we ran a ping test with various byte sizes via the PPP
> netif. With exactly the ping packet size of 92 bytes, our LwIP task crashes
> repeatedly into an assert:
>
> 15.05.17 11:07:17 ASSERT:
> C:/Projekte/TMO-100/Libraries/lwIP/src/core/pbuf.c:888:p_to != NULL
That suggests the pbuf chain is invalid, i.e. tot_len of the pbuf was more than
the pbuf chain (via ->next) provided. I assume a pbuf allocation error
somewhere.
My suggestion would be to upgrade to 2.0.x and benefit of Sylvain's great work
on PPP improvements!
Simon
- [lwip-users] [LwIP 1.4.1] Ping length of 92 bytes via PPP crashes LwIP core/pbuf.c, Marco Jakobs, 2017/05/15
- Re: [lwip-users] [LwIP 1.4.1] Ping length of 92 bytes via PPP crashes LwIP core/pbuf.c,
Simon Goldschmidt <=
- Re: [lwip-users] [LwIP 1.4.1] Ping length of 92 bytes via PPP crashes LwIP core/pbuf.c, Marco Jakobs, 2017/05/15
- Re: [lwip-users] [LwIP 1.4.1] Ping length of 92 bytes via PPP crashes LwIP core/pbuf.c, Marco Jakobs, 2017/05/15
- Re: [lwip-users] [LwIP 1.4.1] Ping length of 92 bytes via PPP crashes LwIP core/pbuf.c, Marco Jakobs, 2017/05/15
- Re: [lwip-users] [LwIP 1.4.1] Ping length of 92 bytes via PPP crashes LwIP core/pbuf.c, Simon Goldschmidt, 2017/05/15
- Re: [lwip-users] [LwIP 1.4.1] Ping length of 92 bytes via PPP crashes LwIP core/pbuf.c, Marco Jakobs, 2017/05/15
- Re: [lwip-users] [LwIP 1.4.1] Ping length of 92 bytes via PPP crashes LwIP core/pbuf.c, Simon Goldschmidt, 2017/05/16
- Re: [lwip-users] [LwIP 1.4.1] Ping length of 92 bytes via PPP crashes LwIP core/pbuf.c, Sylvain Rochet, 2017/05/16
- Re: [lwip-users] [LwIP 1.4.1] Ping length of 92 bytes via PPP crashes LwIP core/pbuf.c, address@hidden, 2017/05/16
- Re: [lwip-users] [LwIP 1.4.1] Ping length of 92 bytes via PPP crashes LwIP core/pbuf.c, Marco Jakobs, 2017/05/16
- Re: [lwip-users] [LwIP 1.4.1] Ping length of 92 bytes via PPP crashes LwIP core/pbuf.c, address@hidden, 2017/05/17