Re: drm panic after new world

On Thu, May 29, 2025 at 01:06:22PM -0700, Steve Kargl wrote:
> __curthread () at /usr/src/sys/amd64/include/pcpu_aux.h:57
> 57		__asm("movq %%gs:%c1,%0" : "=r" (td)
> (kgdb) #0  __curthread () at /usr/src/sys/amd64/include/pcpu_aux.h:57
>         td = <optimized out>

(snip)

> #5  0xffffffff805c8718 in pfs_add_node (
>     parent=parent@entry=0xfffff80003955400, pn=pn@entry=0xfffff803557e0900)
>     at /usr/src/sys/fs/pseudofs/pseudofs.c:123
>         iter = <optimized out>

This is hitting a KASSERT under the INVARIANTS option.


> #6  0xffffffff805c8bd2 in pfs_create_file (parent=0xfffff80003955400, 
>     name=name@entry=0xffffffff82b293f4 "radeon_ring_gfx", 
>     fill=0xffffffff82bf70f0 <debugfs_fill>, 
>     attr=0xffffffff82bf72f0 <debugfs_attr>, vis=vis@entry=0x0, 
>     destroy=0xffffffff82bf7310 <debugfs_destroy>, flags=33)
>     at /usr/src/sys/fs/pseudofs/pseudofs.c:266
>         pn = 0xfffff803557e0900
> #7  0xffffffff82bf70b8 in debugfs_create_file (
>     name=0xffffffff82b293f4 "radeon_ring_gfx", mode=292, 
>     parent=0xfffff8000398e400, data=0xfffffe012354dd30, 
>     fops=0xffffffff82b55918 <radeon_debugfs_ring_info_fops>)
>     at /usr/src/sys/compat/lindebugfs/lindebugfs.c:209
>         dm = 0xfffff80003990580
>         dnode = 0xfffff80003990580
>         pnode = <unavailable>
>         flags = <optimized out>
>         _size = <optimized out>
>         _malloc_item = <optimized out>
> #8  0xffffffff82ad0084 in radeon_ring_init () from /boot/modules/radeonkms.ko
> No symbol table info available.

How does one get kernel debugging symbols into radeonkms.ko?


-- 
Steve