On 10/16/07, Randy Dunlap <[email protected]> wrote:
> 2.6.23-git7, using SLAB (not SLUB) [config attached]:
>
> # modprobe clip
> # rmmod clip
> # modprobe clip
>
> results in panic:
>
> kmem_cache_create: duplicate cache clip_arp_cache
>
> Call Trace:
> [<ffffffff8028c682>] kmem_cache_create+0x3bf/0x3fd
> [<ffffffff8046ba1d>] neigh_table_init_no_netlink+0x6c/0x242
> [<ffffffff8800a010>] :clip:atm_clip_init+0x10/0x8a
> [<ffffffff80258ba4>] sys_init_module+0x146c/0x15cd
> [<ffffffff8046be0a>] neigh_lookup+0x0/0xd5
> [<ffffffff8020ef44>] syscall_trace_enter+0x95/0x99
> [<ffffffff8020beec>] tracesys+0xdc/0xe1
>
> Kernel panic - not syncing: kmem_cache_create(): failed to create slab `clip_arp_cache'
>From a quick read through the code, looks like
net/core/neighbour.c:neigh_table_clear() needs a kmem_cache_destroy()?
I only see three callers of neight_table_clear() and they all seem to
be in exit routines, so that should be safe?
-Nish
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