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panic: HYPERVISOR_mmu_update failed
# gdb -w netbsd.gdb /dev/mem
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This GDB was configured as "x86_64--netbsd"...netbsd.gdb: No such file
or directory.
xpq_flush_queue: 1 entries
0x000000004324f020: 0x0000000000000225
panic: HYPERVISOR_mmu_update failed
fatal breakpoint trap in supervisor mode
trap type 1 code 0 rip ffffffff803649f5 cs e030 rflags 246 cr2 54dfa0
cpl 6 rsp ffffa00013afa7e0
Stopped in pid 496.1 (gdb) at netbsd:breakpoint+0x5: leave
breakpoint() at netbsd:breakpoint+0x5
panic() at netbsd:panic+0x255
xpq_flush_queue() at netbsd:xpq_flush_queue+0xaf
pmap_enter_ma() at netbsd:pmap_enter_ma+0x4ec
pmap_enter() at netbsd:pmap_enter+0x5a
mmrw() at netbsd:mmrw+0x1c2
spec_read() at netbsd:spec_read+0x1f6
VOP_READ() at netbsd:VOP_READ+0x2d
vn_read() at netbsd:vn_read+0x9f
dofileread() at netbsd:dofileread+0x7e
sys_read() at netbsd:sys_read+0x72
syscall() at netbsd:syscall+0x98
ds 0xa7f0
es 0x57cc
fs 0xa7f0
gs 0x58a7
rdi 0
rsi 0xd
rbp 0xffffa00013afa7e0
rbx 0xffffa00013afa7f0
rdx 0
rcx 0
rax 0x1
r8 0xffffffff80578240 cpu_info_primary
r9 0x1
r10 0xffffa00013afa700
r11 0xffffffff8037c420 xenconscn_putc
r12 0x100
r13 0xffffffff803f330b copyright+0x12eab
r14 0x225
r15 0xffffffff80633600 kernel_pmap_store
rip 0xffffffff803649f5 breakpoint+0x5
cs 0xe030
rflags 0x246
rsp 0xffffa00013afa7e0
ss 0xe02b
netbsd:breakpoint+0x5: leave
db>
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