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Description
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When ping big packets on chelsio 10G nic continuously, the chxge driver can not be removed. If remove it forcedly, the system will be crashed.
test log:
uncles:/ # ifconfig chxge0 unplumb
uncles:/ # ifconfig -a
lo0: flags=2001000849<UP,LOOPBACK,RUNNING,MULTICAST,IPv4,VIRTUAL> mtu 8232 index 1
inet 127.0.0.1 netmask ff000000
bge0: flags=1000843<UP,BROADCAST,RUNNING,MULTICAST,IPv4> mtu 1500 index 2
inet 10.13.22.214 netmask ffffff00 broadcast 10.13.22.255
ether 0:9:3d:0:aa:ba
uncles:/ # rem_drv chxge
Device busy
Cannot unload module: chxge
Will be unloaded upon reboot.
uncles:/ #
uncles:/ # rem_drv chxge
system panic
> $c
gld_unregister+0x2b()
ch_detach+0x70()
devi_detach+0x9d()
detach_node+0x56()
i_ndi_unconfig_node+0xab()
i_ddi_detachchild+0x3c()
devi_detach_node+0x5b()
unconfig_immediate_children+0x93()
devi_unconfig_common+0x120()
mt_config_thread+0x13f()
>
Hardware: Two V40z machines connected with chelsio 10G nic, back to back.
OS: S10_u1
xxxxx@xxxxx.com 2005-03-15 07:33:03 GMT
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