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([2620:15c:2c1:200:55c7:81e6:c7d8:94b]) by smtp.gmail.com with ESMTPSA id p11-v6sm26058854pfj.72.2018.07.31.08.59.58 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 31 Jul 2018 08:59:58 -0700 (PDT) Subject: Re: PROBLEM: Kernel Oops in UDP stack To: Marcel Hellwig , "'davem@davemloft.net'" , "'kuznet@ms2.inr.ac.ru'" , "'yoshfuji@linux-ipv6.org'" Cc: "'netdev@vger.kernel.org'" , "'linux-kernel@vger.kernel.org'" , Matthias Wystrik References: <18092446dfa7435aaa8deaab65afbf23@ZCOM03.mut-group.com> From: Eric Dumazet Message-ID: Date: Tue, 31 Jul 2018 08:59:58 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.6.0 MIME-Version: 1.0 In-Reply-To: <18092446dfa7435aaa8deaab65afbf23@ZCOM03.mut-group.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 07/31/2018 08:06 AM, Marcel Hellwig wrote: > Dear all, > [ 1125.100000] [] (udp_recvmsg+0x284/0x33c) from [] (inet_recvmsg+0x38/0x4c) > [ 1125.100000] [] (inet_recvmsg+0x38/0x4c) from [] (sock_recvmsg+0xa8/0xcc) > [ 1125.100000] [] (sock_recvmsg+0xa8/0xcc) from [] (___sys_recvmsg.part.4+0xe0/0x1bc) > [ 1125.100000] [] (___sys_recvmsg.part.4+0xe0/0x1bc) from [] (__sys_recvmsg+0x50/0x80) > [ 1125.100000] [] (__sys_recvmsg+0x50/0x80) from [] (ret_fast_syscall+0x0/0x2c) Any idea how you could get file:line information ? ( like : udp_setsockopt+0x62/0xa0 net/ipv4/udp.c:2502 )