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Description
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Attempting to install a Linux zone on an Intel blade server causes a panic:
BAD TRAP: type=d (#gp General protection) rp=ffffff001038b550 addr=ffffff04379da000
The traceback:
> $C
ffffff001038b690 lock_try+6()
ffffff001038b730 turnstile_block+0x2e6(0, 0, ffffff001038bb88, fffffffffbc047e8
, 0, 0)
ffffff001038b7b0 mutex_vector_enter+0x3b8(ffffff001038bb88)
ffffff001038b840 ddi_prop_change+0xe2(ffffffffffffffff, ffffff001038bb20, 190,
ffffff001038b970, ffffff04374d9e60, 4)
ffffff001038b8f0 ddi_prop_update_common+0x126(ffffffffffffffff, ffffff001038bb20
, 190, ffffff001038b970, ffffff001038b918, 1, fffffffffbaaccd0)
ffffff001038b940 ndi_prop_update_int+0x3f(ffffffffffffffff, ffffff001038bb20,
ffffff001038b970, 10)
ffffff001038ba10 add_cache_prop+0x67(ffffff001038bb20, fffffffffb9046ee,
fffffffffb904729, 10)
ffffff001038ba40 add_cacheent_props+0x34(ffffff001038bb20, ffffff001038ba78)
ffffff001038baa0 intel_cpuid_4_cache_info+0xe5(ffffff001038bb20,
ffffff02ea9646c0)
ffffff001038bb00 intel_walk_cacheinfo+0x58(ffffff02ea9646c0, ffffff001038bb20,
fffffffffb808550)
ffffff001038bb60 getl2cacheinfo+0x58(ffffff02eaeb0580, 0, 0, 0)
ffffff001038bc60 lxpr_read_cpuinfo+0x162(ffffff04053f2f10, ffffff04379da000)
ffffff001038bcc0 lxpr_read+0x4c(ffffff0436c1e780, ffffff001038be10, 0,
ffffff02e84f39c8, 0)
ffffff001038bd30 fop_read+0x69(ffffff0436c1e780, ffffff001038be10, 0,
ffffff02e84f39c8, 0)
> lock_try+6::dis
lock_try: movb $-0x1,%dl <0xff>
lock_try+2: movzbq %dl,%rax
lock_try+6: xchgb %dl,(%rdi)
> $r
%rax = 0x00000000000000ff %r9 = 0xffffff02f82d94a8
%rbx = 0x0000000000000000 %r10 = 0xffffff0013e60168
%rcx = 0x0000000000000001 %r11 = 0xffffff02eaa19970
%rdx = 0x00000000000000ff %r12 = 0xfffffffffbcddce8
turnstile_table+0xef8
%rsi = 0xffffff086ccdd1e0 %r13 = 0xffffff086ccdd1e0
%rdi = 0xbaddcafebaddcafe %r14 = 0xfffffffffbcdcdf0
turnstile_table
%r8 = 0xbaddcafebaddcafe %r15 = 0xffffff086ccdd000
%rip = 0xfffffffffb845a26 lock_try+6
%rbp = 0xffffff000fb41690
%rsp = 0xffffff000fb41648
%rflags = 0x00010283
id=0 vip=0 vif=0 ac=0 vm=0 rf=1 nt=0 iopl=0x0
status=<of,df,IF,tf,SF,zf,af,pf,CF>
%cs = 0x0030 %ds = 0x004b %es = 0x004b
%trapno = 0xd %fs = 0x0000 %gs = 0x01c3
%err = 0x0
That certainly explains why - %rdi is 0xbaddcafebaddcafe.
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