[Bug 241417] panic: Fatal trap 1: privileged instruction fault while in kernel mode

From: <bugzilla-noreply_at_freebsd.org>
Date: Tue, 21 Sep 2021 19:53:23 UTC

Cy Schubert <cy@FreeBSD.org> changed:

           What    |Removed                     |Added
                 CC|                            |cy@FreeBSD.org

--- Comment #10 from Cy Schubert <cy@FreeBSD.org> ---
I'm seeing this while executing poudriere in i386 mode:

Fatal trap 1: privileged instruction fault while in kernel mode^M
cpuid = 3; apic id = 03^M
instruction pointer     = 0x20:0xffffffff80a5fef1^M
stack pointer           = 0x0:0xfffffe00e5237ad0^M
frame pointer           = 0x0:0xfffffe00e5237af0^M
code segment            = base 0x0, limit 0xfffff, type 0x1b^M
                        = DPL 0, pres 1, long 1, def32 0, gran 1^M
processor eflags        = interrupt enabled, resume, IOPL = 0^M
current process         = 5200 (cc)^M
trap number             = 1^M
panic: privileged instruction fault^M
cpuid = 3^M
time = 1632253591^M
KDB: stack backtrace:^M
db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame
vpanic() at vpanic+0x187/frame 0xfffffe00e5237830^M
panic() at panic+0x43/frame 0xfffffe00e5237890^M
trap_fatal() at trap_fatal+0x387/frame 0xfffffe00e52378f0^M
trap() at trap+0x8b/frame 0xfffffe00e5237a00^M
calltrap() at calltrap+0x8/frame 0xfffffe00e5237a00^M
--- trap 0x1, rip = 0xffffffff80a5fef1, rsp = 0xfffffe00e5237ad0, rbp =
0xfffffe00e5237af0 ---^M
ia32_get_mcontext() at ia32_get_mcontext+0x181/frame 0xfffffe00e5237af0^M
freebsd32_getcontext() at freebsd32_getcontext+0x52/frame 0xfffffe00e5237df0^M
ia32_syscall() at ia32_syscall+0x126/frame 0xfffffe00e5237f30^M
int0x80_syscall_common() at int0x80_syscall_common+0x9c/frame 0xffffca38^M
Uptime: 8m48s^M
Dumping 526 out of 8161 MB: (CTRL-C to abort)
Dump complete^M
acpi0: reset failed - timeout^M
Automatic reboot in 15 seconds - press a key on the console to abort^M
cpu_reset: Restarting BSP^M
cpu_reset_proxy: Stopped CPU 3^M

14-CURRENT as of noon PDT today

commit bcdc599dc2a187052cb13e18f22d3f0c655f95e6 (freebsd/main, freebsd/HEAD,

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