Re: kernels 2.3.4[2345] crash when flooded with synk4.c

From: Andrei Pelinescu - Onciul (pelinescu-onciul@fokus.gmd.de)
Date: Mon Feb 14 2000 - 15:11:02 EST


On Mon, Feb 14, 2000 at 06:40:54PM +0200, Catalin Muresan wrote:
>
> Hello,
>
> If I run the attached program on my station the kernel oopses and
> hangs. I've tried 2.2.15pre5 and 2.3.36, 2.3.39 and they are ok. not
> tested 2.3.4[01]. I could'n get the oops(es) because they are bigger
> than my screen (132x60) - lots entries in Call Trace:
>
> could somebody confirm oopses for kernel 2.3.4[2345] with the
> attached program?
>

Yes, kernel 2.3.44-4. Tomorrow I wil try with 2.3.45.

>From the Oops that I see on the screen (it prints some messages before but very fast :)):
Oops:
pointer deref. at virtual addr. 00000008
Oops 0
Process swapper(pid=0, ...)

EIP: 0010:c0127210 kmem_cache_free

Call Trace:
tcp_synack_timer
tcp_keepalive_timer
tcp_keepalive_timer
sys_setresgid16
bh_action
tasklet_hi_action
do_softirq
do_IRQ
default_idel
....

Aiee, killing int handler
Kernel panic: Attempted to kill the idle task!

Andrei

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