netdev - Re: [lkp-robot] [bpf] de05014aba: BUG:sleeping_function_called_from_invalid_context_at

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:   Mon, 15 May 2017 14:57:25 -0400 (EDT)
From:   David Miller <davem@...emloft.net>
To:     xiaolong.ye@...el.com
Cc:     kafai@...com, netdev@...r.kernel.org, daniel@...earbox.net,
        hannes@...essinduktion.org, ast@...com, kernel-team@...com,
        lkp@...org
Subject: Re: [lkp-robot] [bpf] de05014aba:
 BUG:sleeping_function_called_from_invalid_context_at_mm/slab.h

From: kernel test robot <xiaolong.ye@...el.com>
Date: Mon, 15 May 2017 16:14:38 +0800

> commit: de05014aba8054e1353b720b814a0cd8ea7594e5 ("bpf: Introduce bpf_prog ID")
> url: https://github.com/0day-ci/linux/commits/Martin-KaFai-Lau/bpf-Introduce-bpf_prog-ID/20170428-025859

Indeed, we can't use GFP_USER in the call to idr_alloc_cyclic() if it is
going to run with the prog_idr_lock spinlock held.