crossbow discuss - Jun 2008 - modify vnic mac address will casue system panic

Hi
Is it a bug ?system will panic when i use ifconfig ether modify vnic mac
address.
Some detail information

Os version :SunOS seamule 5.11
/disk1/crossbow/crossbow-clone-x_xb_29_snv_89_daily/daily.060908 i86pc
i386 i86pc

nic driver:156 fffffffff7db5000 3cf28 58 1 e1000g (Intel PRO/1000
Ethernet 5.2.3)

stack:
> $c
vpanic()
assfail+0x7e(fffffffffb9957a0, fffffffffb995860, 6c0)
net_update_flow+0xf3(ffffff02e3ba5c38, ffffff02eef20518, ffffff000f48d988)
i_mac_unicast_set+0xa0(ffffff02eebb4f58, ffffff0a7f7f9d7c)
mac_unicast_primary_set+0xaa(ffffff0369552738, ffffff0a7f7f9d7c)
proto_setphysaddr_req+0xc3(ffffff03693d3530, ffffff02f2d49000)
dld_proto+0x3d(ffffff03693d3530, ffffff02f2d49000)
dld_wput_nondata_task+0x8e(ffffff03693d3530)
taskq_d_thread+0xc6(ffffff02e2237ab0)
thread_start+8()

panicinfo:
> ::panicinfo
cpu 1
thread ffffff000f48dc80
message assertion failed: ret == 0, file:
../../common/io/mac/mac_flow.c, line: 1728
rdi fffffffffbf25798
rsi ffffff000f48d818
rdx fffffffffb995860
rcx 6c0
r8 ffffff000f48d850
r9 1400
rax 0
rbx 6c0
rbp ffffff000f48d840
r10 ffffff000f48d760
r10 ffffff000f48d760
r11 0
r12 fffffffffb995860
r13 fffffffffb9957a0
r14 ffffff02e3ba5c38
r15 ffffff02eef20518
fsbase 0
gsbase ffffff02e2799580
ds 4b
es 4b
fs 0
gs 1c3
trapno 0
err 0
rip fffffffffb84b610
cs 30
rflags 246
rsp ffffff000f48d758
ss 38
gdt_hi 0
gdt_lo d00001ef
idt_hi 0
idt_lo f0000fff
ldt 0
task 70
cr0 8005003b
cr2 8115fd8
cr3 3800000
cr4 6f8

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By default, System Panics are unacceptable and are bugs, irrespective
of the fact whether we support changing mac address for vnic. Could
you please raise a CR for the same so that we could track it.

thanks
~Girish

yuan.fan wrote:
> Hi
> Is it a bug ?system will panic when i use ifconfig ether modify vnic mac
> address.
> Some detail information
>
> Os version :SunOS seamule 5.11
> /disk1/crossbow/crossbow-clone-x_xb_29_snv_89_daily/daily.060908 i86pc
> i386 i86pc
>
> nic driver:156 fffffffff7db5000 3cf28 58 1 e1000g (Intel PRO/1000
> Ethernet 5.2.3)
>
> stack:
>   
>> $c
>>     
> vpanic()
> assfail+0x7e(fffffffffb9957a0, fffffffffb995860, 6c0)
> net_update_flow+0xf3(ffffff02e3ba5c38, ffffff02eef20518, ffffff000f48d988)
> i_mac_unicast_set+0xa0(ffffff02eebb4f58, ffffff0a7f7f9d7c)
> mac_unicast_primary_set+0xaa(ffffff0369552738, ffffff0a7f7f9d7c)
> proto_setphysaddr_req+0xc3(ffffff03693d3530, ffffff02f2d49000)
> dld_proto+0x3d(ffffff03693d3530, ffffff02f2d49000)
> dld_wput_nondata_task+0x8e(ffffff03693d3530)
> taskq_d_thread+0xc6(ffffff02e2237ab0)
> thread_start+8()
>
> panicinfo:
>   
>> ::panicinfo
>>     
> cpu 1
> thread ffffff000f48dc80
> message assertion failed: ret == 0, file:
> ../../common/io/mac/mac_flow.c, line: 1728
> rdi fffffffffbf25798
> rsi ffffff000f48d818
> rdx fffffffffb995860
> rcx 6c0
> r8 ffffff000f48d850
> r9 1400
> rax 0
> rbx 6c0
> rbp ffffff000f48d840
> r10 ffffff000f48d760
> r10 ffffff000f48d760
> r11 0
> r12 fffffffffb995860
> r13 fffffffffb9957a0
> r14 ffffff02e3ba5c38
> r15 ffffff02eef20518
> fsbase 0
> gsbase ffffff02e2799580
> ds 4b
> es 4b
> fs 0
> gs 1c3
> trapno 0
> err 0
> rip fffffffffb84b610
> cs 30
> rflags 246
> rsp ffffff000f48d758
> ss 38
> gdt_hi 0
> gdt_lo d00001ef
> idt_hi 0
> idt_lo f0000fff
> ldt 0
> task 70
> cr0 8005003b
> cr2 8115fd8
> cr3 3800000
> cr4 6f8
>
>   
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