NetBSD Problem Report #57457

From martin@aprisoft.de  Fri Jun  9 12:02:06 2023
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Date: Fri,  9 Jun 2023 14:01:57 +0200 (CEST)
From: martin@NetBSD.org
Reply-To: martin@NetBSD.org
To: gnats-bugs@NetBSD.org
Subject: PCU assertion on macppc
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>Number:         57457
>Category:       kern
>Synopsis:       PCU assertion on macppc
>Confidential:   no
>Severity:       serious
>Priority:       high
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Fri Jun 09 12:05:00 +0000 2023
>Originator:     Martin Husemann
>Release:        NetBSD 10.99.4
>Organization:
The NetBSD Foundation, Inc.
>Environment:
System: NetBSD big-apple.aprisoft.de 10.99.4 NetBSD 10.99.4 (POWERMAC_G5.MP) #99: Wed Jun 7 17:55:08 CEST 2023 martin@seven-days-to-the-wolves.aprisoft.de:/work/src/sys/arch/macppc/compile/POWERMAC_G5.MP macppc
Architecture: powerpc
Machine: macppc
>Description:

Unclear what happend, system rebooted while I was away:

panic: kernel diagnostic assertion "(tf->tf_srr1 & PSL_FP) == 0 || l->l_cpu->ci_
data.cpu_pcu_curlwp[PCU_FPU] == l" failed: file "./powerpc/userret.h", line 66 t
f=0xed2abf28: srr1 (0xf032): PSL_FP set but FPU curlwp 0xd7880c40 is not curlwp 
0xd83ae100!
cpu1: Begin traceback...
0xed2abe40: at vpanic+0x158
0xed2abe70: at kern_assert+0x60
0xed2abeb0: at syscall+0x29c
0xed2abf20: user SC trap #478 by 0xfda06354: srr1=0xd032
            r1=0xeba93ca0 cr=0x48022444 xer=0 ctr=0xfda0634c
cpu1: End traceback...

firefox was running, but not serious load otherwise. No dump available.

>How-To-Repeat:
n/a

>Fix:
n/a

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