linux-kernel - Re: PROBLEM: Kernel Oops in UDP stack

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Message-ID: <f1940127-7307-e1ba-7a05-075680a6d3c1@gmail.com>
Date:   Tue, 31 Jul 2018 08:59:58 -0700
From:   Eric Dumazet <eric.dumazet@...il.com>
To:     Marcel Hellwig <mhellwig@...-group.com>,
        "'davem@...emloft.net'" <davem@...emloft.net>,
        "'kuznet@....inr.ac.ru'" <kuznet@....inr.ac.ru>,
        "'yoshfuji@...ux-ipv6.org'" <yoshfuji@...ux-ipv6.org>
Cc:     "'netdev@...r.kernel.org'" <netdev@...r.kernel.org>,
        "'linux-kernel@...r.kernel.org'" <linux-kernel@...r.kernel.org>,
        Matthias Wystrik <mwystrik@...-group.com>
Subject: Re: PROBLEM: Kernel Oops in UDP stack



On 07/31/2018 08:06 AM, Marcel Hellwig wrote:
> Dear all,

> [ 1125.100000] [<c0228adc>] (udp_recvmsg+0x284/0x33c) from [<c02306e0>] (inet_recvmsg+0x38/0x4c)
> [ 1125.100000] [<c02306e0>] (inet_recvmsg+0x38/0x4c) from [<c01d2c38>] (sock_recvmsg+0xa8/0xcc)
> [ 1125.100000] [<c01d2c38>] (sock_recvmsg+0xa8/0xcc) from [<c01d3fac>] (___sys_recvmsg.part.4+0xe0/0x1bc)
> [ 1125.100000] [<c01d3fac>] (___sys_recvmsg.part.4+0xe0/0x1bc) from [<c01d4fbc>] (__sys_recvmsg+0x50/0x80)
> [ 1125.100000] [<c01d4fbc>] (__sys_recvmsg+0x50/0x80) from [<c000dfe0>] (ret_fast_syscall+0x0/0x2c)

Any idea how you could get file:line information ?

( like : udp_setsockopt+0x62/0xa0 net/ipv4/udp.c:2502 )