Date: Thu, 18 Jan 2024 15:29:01 +0000 From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 276426] amd64: microcode update caused a page fault trying to send data to the logger Message-ID: <bug-276426-227@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D276426 Bug ID: 276426 Summary: amd64: microcode update caused a page fault trying to send data to the logger Product: Base System Version: 13.2-STABLE Hardware: amd64 OS: Any Status: New Severity: Affects Only Me Priority: --- Component: misc Assignee: bugs@FreeBSD.org Reporter: linimon@FreeBSD.org (bugmeister note: I am forking this PR from 266730. They may, or may not, = be related.) Originally from John F. Carr 2023-07-25 00:46:35 UTC: I saw what may be the same crash on amd64 running 12.4-CURRENT, first boot after upgrading from 12.3. I started the microcode_update service and the system promptly crashed. #4 0xffffffff810d66af in trap_fatal (frame=3D<value optimized out>,=20 eva=3D<value optimized out>) at /data/freebsd/12/sys/amd64/amd64/trap.c= :921 #5 0xffffffff810d66ff in trap_pfault (frame=3D0xfffffe002f78f9e0,=20 signo=3D<value optimized out>, ucode=3D<value optimized out>) at pcpu_a= ux.h:55 #6 0xffffffff810aec68 in calltrap () at /data/freebsd/12/sys/amd64/amd64/exception.S:289 #7 0xffffffff810d2b73 in copyout_nosmap_std () at /data/freebsd/12/sys/amd64/amd64/support.S:805 #8 0xffffffff80c29f2d in uiomove_faultflag (cp=3D0xfffffe002686a000, n=3D9= 8,=20 uio=3D0xfffffe002f78fba0, nofault=3D<value optimized out>) at /data/freebsd/12/sys/kern/subr_uio.c:254 #9 0xffffffff80c32333 in pipe_read (fp=3D0xfffff80012598550,=20 uio=3D0xfffffe002f78fba0, active_cred=3D<value optimized out>,=20 flags=3D<value optimized out>, td=3D<value optimized out>) at /data/freebsd/12/sys/kern/sys_pipe.c:712 #10 0xffffffff80c2f3a5 in dofileread (td=3D<value optimized out>, fd=3D0,=20 fp=3D<value optimized out>, auio=3D0xfffffe002f78fba0,=20 offset=3D<value optimized out>, flags=3D<value optimized out>) at file.= h:317 #11 0xffffffff80c2ef20 in sys_read (td=3D0xfffff8001cade740, uap=3DUnhandle= d dwarf expression opcode 0xa3 ) at /data/freebsd/12/sys/kern/sys_generic.c:289 #12 0xffffffff810d7267 in amd64_syscall (td=3D0xfffff8001cade740, traced=3D= 0) at subr_syscall.c:144 #13 0xffffffff810af58e in fast_syscall_common () at /data/freebsd/12/sys/amd64/amd64/exception.S:582 The active process was "logger". --=20 You are receiving this mail because: You are the assignee for the bug.=
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