Re: XENPVHVM

[Brian Marcotte <marcotte%panix.com@localhost>]

> Thanks for trying out the PVHVM kernel - I have checked in a compile fix

It compiles now, but it panics when I throw network traffic at it. It's
easily reproducible using iperf.

- Brian

----------------------

[ 377.2228558] Mutex error: mutex_vector_enter,484: locking against myself

[ 377.2228558] lock address : 0xffffc6800384f478
[ 377.2228558] current cpu  :                  0
[ 377.2228558] current lwp  : 0xffffed5c7d780620
[ 377.2228558] owner field  : 0x0000000000010600 wait/spin:                0/1

[ 377.2228558] panic: lock error: Mutex: mutex_vector_enter,484: locking against myself: lock 0xffffc6800384f478 cpu 0 lwp 0xffffed5c7d780620
[ 377.2228558] cpu0: Begin traceback...
[ 377.2228558] vpanic() at netbsd:vpanic+0x143
[ 377.2228558] snprintf() at netbsd:snprintf
[ 377.2228558] lockdebug_abort() at netbsd:lockdebug_abort+0xd5
[ 377.2228558] xennet_tx_complete() at netbsd:xennet_tx_complete+0x38
[ 377.2228558] xennet_handler.part.3() at netbsd:xennet_handler.part.3+0x1c
[ 377.2228558] xennet_handler() at netbsd:xennet_handler+0x18
[ 377.2228558] Xresume_xenev6() at netbsd:Xresume_xenev6+0x3d
[ 377.2228558] --- interrupt ---
[ 377.2228558] hypercall_page() at netbsd:hypercall_page+0x408
[ 377.2228558] softint_overlay() at netbsd:softint_overlay+0x48e
[ 377.2228558] lwp_userret() at netbsd:lwp_userret+0x210
[ 377.2228558] syscall() at netbsd:syscall+0x18c
[ 377.2228558] --- syscall (number 15928) ---
[ 377.2228558] 7f7ff6c3e22a:
[ 377.2228558] cpu0: End traceback...
[ 377.2228558] fatal breakpoint trap in supervisor mode
[ 377.2228558] trap type 1 code 0 rip 0xffffffff802068fd cs 0x8 rflags 0x202 cr2 0x7f7ff6cf2caa ilevel 0x8 rsp 0xffffc6803e65ca08
[ 377.2228558] curlwp 0xffffed5c7d780620 pid 1892.1 lowest kstack 0xffffc6803e6582c0
Stopped in pid 1892.1 (iperf3) at       netbsd:breakpoint+0x5:  leave
ds          c9c8
es          ca08
fs          10
gs          ca08
rdi         0
rsi         3f8
rbp         ffffc6803e65ca08
rbx         104
rdx         1
rcx         0
rax         1
r8          3
r9          22014e
r10         0
r11         0
r12         ffffffff805660a8    ostype+0x31d50
r13         ffffc6803e65ca50
r14         1e4
r15         ffffffff8055f09f    ostype+0x2ad47
rip         ffffffff802068fd    breakpoint+0x5
cs          8
rflags      202
rsp         ffffc6803e65ca08
ss          10
netbsd:breakpoint+0x5:  leave
db>