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Subject[2.6.31] Memory leak in load_module()?
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Hello.

I changed CONFIG_DEBUG_KMEMLEAK_EARLY_LOG_SIZE to 2000 and did

# insmod /lib/modules/2.6.31/kernel/drivers/edac/r82600_edac.ko
insmod: error inserting '/lib/modules/2.6.31/kernel/drivers/edac/r82600_edac.ko': -1 Unknown symbol in module
# echo scan > /sys/kernel/debug/kmemleak
# dmesg
r82600_edac: Unknown symbol edac_mc_del_mc
r82600_edac: Unknown symbol edac_mc_add_mc
r82600_edac: Unknown symbol edac_pci_create_generic_ctl
r82600_edac: Unknown symbol edac_mc_alloc
r82600_edac: Unknown symbol edac_mc_find_csrow_by_page
r82600_edac: Unknown symbol edac_mc_free
r82600_edac: Unknown symbol edac_mc_handle_ce
r82600_edac: Unknown symbol edac_mc_handle_ue
r82600_edac: Unknown symbol edac_pci_release_generic_ctl
kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak)
# tail -n 4 /sys/kernel/debug/kmemleak
unreferenced object 0xd643a788 (size 32):
comm "insmod", pid 2854, jiffies 4294791099
backtrace:
[<ffffffff>] 0xffffffff

Is this real memory leak?

I used CentOS 5.3 on i686.
Config is at http://I-love.SAKURA.ne.jp/tmp/config-2.6.31

Regards.


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