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 PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Tue, 27 Feb 2007 09:56:57 -0800 (PST) From: David Miller <davem@...emloft.net> To: kaber@...sh.net Cc: netdev@...r.kernel.org Subject: Re: [NET]: Handle disabled preemption in gfp_any() From: Patrick McHardy <kaber@...sh.net> Date: Tue, 27 Feb 2007 18:48:19 +0100 > [NET]: Handle disabled preemption in gfp_any() > > ctnetlink uses netlink_unicast from an atomic_notifier_chain > (which is called within a RCU read side critical section) > without holding further locks. netlink_unicast calls netlink_trim > with the result of gfp_any() for the gfp flags, which are passed > down to pskb_expand_header. gfp_any() only checks for softirq > context and returns GFP_KERNEL, resulting in this warning: > > BUG: sleeping function called from invalid context at mm/slab.c:3032 > in_atomic():1, irqs_disabled():0 > no locks held by rmmod/7010. Applied, good catch Patrick. - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Powered by blists - more mailing lists