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From: Harald Schmalzbauer <harry@schmalzbauer.de>
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Date: Tue, 20 Sep 2005 21:41:02 +0200
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Subject: nvidia kld panic with debug kernel
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Hello,

I get the following panic when using the nvidia driver with a debug
kernel, when I disable INVARIANTS and WITNESS everything is working
fine!

Here's the trace:

ACPI APIC Table: <D815EA EA81510A>
ioapic0: Changing APIC ID to 1
ioapic0 <Version 2.0> irqs 0-23 on motherboard
panic: spin lock rm.mutex_mtx not in order list
KDB: enter: panic
[thread pid 0 tid 0 ]
Stopped at      kdb_enter+0x30: leave   
db> trace
Tracing pid 0 tid 0 td 0xc07f7d00
kdb_enter(c078c4f3,c07fa340,c0790329,c1020c54,100) at kdb_enter+0x30
panic(c0790329,c0baf6a6,c078fca9,519,c1e646c0) at panic+0xd5
enroll(c0baf6a6,c07cc9cc,c078fca9,22d,c1e646c0) at enroll+0x13a
witness_init(c1e646c0,24,c0b839c5,30,c1e65800) at witness_init+0x17a
mtx_init(c1e646c0,c0baf6a6,0,5,c1e646c0) at mtx_init+0xe4
os_alloc_sema(c1dcb2e8,c1dcb000,c1020cec,c099993b,c0c994e8) at
os_alloc_sema+0x4a
_nv001647rm(c1dcb2e8,4,0,c1020d24,c1dfdc80) at _nv001647rm+0xe
_nv007848rm(c0baf81f,c1dfdc80,c1020d28,c0b85d69,0) at _nv007848rm+0x6b
rm_init_rm(0,c1020d48,c05b8ba6,c1d83d80,0) at rm_init_rm+0x11
nvidia_modevent(c1d83d80,0,0,c1d83d80,c0c994fc) at nvidia_modevent+0x19
driver_module_handler(c1d83d80,0,c0c994e8,c04d17cb,c07f1ba0) at
driver_module_handler+0x76
module_register_init(c0c994fc,101e000,101ec00,101e000,0) at
module_register_init+0x81
mi_startup() at mi_startup+0xb5
begin() at begin+0x2c
db>