[Bug 267028] General protection fault kernel panic immediately after kldload amdgpu
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Date: Fri, 14 Oct 2022 22:36:56 UTC
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=267028
Graham Perrin <grahamperrin@freebsd.org> changed:
What |Removed |Added
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Flags|maintainer-feedback?(x11@Fr |
|eeBSD.org) |
Keywords| |needs-qa
--- Comment #7 from Graham Perrin <grahamperrin@freebsd.org> ---
> … immediately after kldload amdgpu …
(In reply to George Mitchell from comment #0)
If I understand correctly, the attachment shows:
1. kldload amdgpu whilst in single user mode
2. a subsequent, but non-immediate, exit ^D to multi-user mode
3. panic
…
ugen0.4: <Logitech USB Optical Mouse> at usbus0
<118>Enter full pathname of shell or RETURN for /bin/sh: Cannot read termcap
database;
<118>using dumb terminal settings.
<118>root@:/ # kldload amdgpu
<6>[drm] amdgpu kernel modesetting enabled.
…
<6>[drm] Initialized amdgpu 3.40.0 20150101 for drmn0 on minor 0
<118>root@:/ # ^D
<118>Setting hostuuid: 032e02b4-0499-0547-c106-430700080009.
<118>Setting hostid: 0x82f0750c.
Fatal trap 9: general protection fault while in kernel mode
cpuid = 0; apic id = 00
instruction pointer = 0x20:0xffffffff80d17870
stack pointer = 0x28:0xfffffe0075fdda60
frame pointer = 0x28:0xfffffe0075fdda60
code segment = base 0x0, limit 0xfffff, type 0x1b
= DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags = interrupt enabled, resume, IOPL = 0
current process = 52 (kldload)
…
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