Date: Fri, 12 Dec 2008 04:00:41 +0100 From: "Paul B. Mahol" <onemda@gmail.com> To: "Guy Helmer" <ghelmer@palisadesys.com> Cc: freebsd-stable@freebsd.org Subject: Re: 7.1RC1: system hang Message-ID: <3a142e750812111900u1d9264bh27d39092f5dcc4bf@mail.gmail.com> In-Reply-To: <49419BE0.2070502@palisadesys.com> References: <49419BE0.2070502@palisadesys.com>
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On 12/12/08, Guy Helmer <ghelmer@palisadesys.com> wrote: > I have a recurring hang on FreeBSD 7.1 roughly-RC1 (releng_7_1 checkout > as of 2008-12-08) on a dual-CPU hyperthreaded Xeon i386. I've dropped > into the kernel debugger on the VGA console and transcribed the > following information (if I omit anything critical, let me know -- the > machine is still sitting at the debugger prompt) : > > > where > pid 20 tid 100018 td 0xc45008c0 > kdb_enter_why > scgetc > sckdbevent > kdbmux_intr > kdbmux_kdb_intr > taskqueue_run > taskqueue_swi_giant_run > ithread_loop > fork_exit(c063cce0, c44ac590, e4a36d38) at 0xc063a624 = fork_exit+0x94 > fork_trampoline() at 0xc07e41a0 = fork_trampoline+0x8 > > > show allpcpu > cpuid 0 in idle > cpuid 1: proc 23457 > cpuid 2: idle > cpuid 3: swi6 proc 20 what is proc 23457? -- Paul
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