kern/84836: Fatal trap on 6.0-BETA2 when use SC_PIXEL_MODE, SHED_ULE, VESA_800x600

Gleb Smirnoff glebius at
Fri Aug 12 12:25:25 GMT 2005

On Fri, Aug 12, 2005 at 03:19:17PM +0400, Andrey V. Elsukov wrote:
A> The additional information:
A> Fatal trap 18: integer divide fault while in kernel mode
A> cpuid = 0; apic id = 00
A> instruction pointer     = 0x20:0xc07ca674
A> stack pointer           = 0x28:0xcca4d960
A> frame pointer           = 0x28:0xcca4d96c
A> code segment            = base 0x0, limit 0xfffff, type 0x1b
A>                         = DPL 0, pres 1, def32 1, gran 1
A> processor eflags        = interrupt enabled, resume, IOPL = 0
A> current process         = 390 (vidcontrol)
A> [thread pid 390 tid 100052 ]
A> Stopped at      sc_mouse_move+0x5c:     idivl   0x6c(%ecx),%eax
A> db> tr
A> Tracing pid 390 tid 100052 td 0xc165b320
A> sc_mouse_move(x17fe400,190,12c,0,0) at sc_mouse_move+0x5c
A> sc_alloc_scr_buffer(c17fe400,1,1,25,c099ebe0) at sc_alloc_scr_buffer+0xae
A> ....
A> how to copy this output? It is possible from vmcore dump?

Obtain a dump:

db> call doadump

Totus tuus, Glebius.

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