On Wed, 2010-10-13 at 05:02 +0100, Ben Hutchings wrote: > On Mon, 2010-10-11 at 16:53 +0200, Beatrice Barbe wrote: > > Package: Debian GNU/Linux > > Version: 5.0.6 > > > > When creating 36 or more GRE tunnels, with the script attached to the > > mail, and sending a packet, I got a kernel panic. > > The last line in syslog is: “GRE over IPv4 tunneling driver” > > > > #tunels.sh 37 > > > > %ping -I 192.168.9.1 192.168.10.1 > > ->kernel panic > > Hmm, that's a weird bug. I can reproduce it in Debian stable (Linux > 2.6.26) though it is fixed in testing (Linux 2.6.32). > It looks like the send() call returns with a spinlock held. I haven't > yet found the change between versions 2.6.26 and 2.6.32 that fixed this, > but I will keep looking. In fact this has not been fixed, and I am able to reproduce it with the very latest version of Linux. Ben. -- Ben Hutchings Once a job is fouled up, anything done to improve it makes it worse.
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