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[69.158.183.252]) by smtp.gmail.com with ESMTPSA id z26sm3346130qtj.12.2020.01.24.07.00.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 24 Jan 2020 07:00:36 -0800 (PST) Sender: Mark Johnston Date: Fri, 24 Jan 2020 10:00:31 -0500 From: Mark Johnston To: Hans Petter Selasky Cc: Cy Schubert , freebsd-current@freebsd.org Subject: Re: Powerd Panic Message-ID: <20200124150031.GA4765@raichu> References: <202001240701.00O71L0F005850@slippy.cwsent.com> <036a5750-1af7-b83d-e141-f43585a1b8d2@selasky.org> <202001241302.00OD2d44008368@slippy.cwsent.com> <629a6d48-cf47-e76b-81a0-db29d2400b2b@selasky.org> <202001241338.00ODchS7008979@slippy.cwsent.com> <77cdb188-a47e-4a0d-a09f-c04377cda084@selasky.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <77cdb188-a47e-4a0d-a09f-c04377cda084@selasky.org> X-Rspamd-Queue-Id: 4842Px6Nnwz487d X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=gmail.com header.s=20161025 header.b=gPJoWv0H; dmarc=none; spf=pass (mx1.freebsd.org: domain of markjdb@gmail.com designates 2607:f8b0:4864:20::f42 as permitted sender) smtp.mailfrom=markjdb@gmail.com X-Spamd-Result: default: False [-2.40 / 15.00]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; R_DKIM_ALLOW(-0.20)[gmail.com:s=20161025]; NEURAL_HAM_MEDIUM(-1.00)[-0.999,0]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_THREE(0.00)[3]; R_SPF_ALLOW(-0.20)[+ip6:2607:f8b0:4000::/36]; NEURAL_HAM_LONG(-1.00)[-0.998,0]; MIME_GOOD(-0.10)[text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-current@freebsd.org]; DMARC_NA(0.00)[freebsd.org]; TO_DN_SOME(0.00)[]; RCVD_COUNT_THREE(0.00)[3]; MIME_TRACE(0.00)[0:+]; TO_MATCH_ENVRCPT_SOME(0.00)[]; DKIM_TRACE(0.00)[gmail.com:+]; IP_SCORE(-0.71)[ip: (0.38), ipnet: 2607:f8b0::/32(-2.06), asn: 15169(-1.80), country: US(-0.05)]; FORGED_SENDER(0.30)[markj@freebsd.org,markjdb@gmail.com]; MID_RHS_NOT_FQDN(0.50)[]; FREEMAIL_ENVFROM(0.00)[gmail.com]; ASN(0.00)[asn:15169, ipnet:2607:f8b0::/32, country:US]; FROM_NEQ_ENVFROM(0.00)[markj@freebsd.org,markjdb@gmail.com]; RCVD_TLS_ALL(0.00)[] X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 24 Jan 2020 15:00:38 -0000 On Fri, Jan 24, 2020 at 02:42:50PM +0100, Hans Petter Selasky wrote: > On 2020-01-24 14:38, Cy Schubert wrote: > > In message <629a6d48-cf47-e76b-81a0-db29d2400b2b@selasky.org>, Hans Petter > > Sela > > sky writes: > > > Hi, > > > > > > I think this patch will fix your issue. Can you check? > > > https://svnweb.freebsd.org/changeset/base/357050 > > > > > > Look like td->td_oncpu is invalid. > > > > > > > > > > pc = cpuid_to_pcpu[td->td_oncpu]; /* pcpu_find(td->td_oncpu); */ > > > > > > > > rm_tracker_add(pc, tracker); > > > > > > > > > > > > And thanks for running -current ;-) > > > > That patch is already there. All my machines are at r357066. > > > > OK, > > so maybe there are more corner cases to that patch. > > Adding Mark. Thanks. I reverted the patch until I get a chance to debug. > Could you compile a kernel with debugging symbols, get a core dump and then: > > print td->td_oncpu > print pc > > from kgdb83 ? > > --HPS