From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751518AbeA1JVL (ORCPT ); Sun, 28 Jan 2018 04:21:11 -0500 Received: from mout.gmx.net ([212.227.17.21]:53054 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751112AbeA1JVH (ORCPT ); Sun, 28 Jan 2018 04:21:07 -0500 Message-ID: <1517131246.6669.11.camel@gmx.de> Subject: Re: crash binary for latest unreleased kernel From: Mike Galbraith To: Joe Smith Cc: Randy Dunlap , linux-kernel@vger.kernel.org Date: Sun, 28 Jan 2018 10:20:46 +0100 In-Reply-To: References: <1517027565.10239.61.camel@gmx.de> <1517028522.10239.66.camel@gmx.de> Content-Type: text/plain; charset="ISO-8859-15" X-Mailer: Evolution 3.20.5 Mime-Version: 1.0 Content-Transfer-Encoding: 7bit X-Provags-ID: V03:K0:jeh+GS3zSMZfjwFcjZJriqHJ6cGxkB63ArmQROu0yxyoLddtfRC 81zUy2GhqCORJPHw8kPVZUMwo1usr3lIyuBPVR+WsCGibKSdAJg67RXf9vzMtf2uOqpI8Pk FWV2GYtmC8KNio5CZ02Ud2TrZMpvv8og/K9D535rHmZF/COesxOGXCsYjvG9r5uLaBKyU0T klZry5n08kvF2tbGa/5NA== X-UI-Out-Filterresults: notjunk:1;V01:K0:9kN9G7NfD/s=:IEUxkfgUpbDlajdJQ04KWa AyfJB2X1bbed8V4zALWbwUmxF8Rfi93VQc4+cMdFEZFpUeEc15jpTloeeizMGTEFl39afR7fI C100evsp98Ogn9GTXEJB2JyricoWx3S29mwK4TDPZ5EDhT1hGNMw9a/+Qlb2dFM7P6g0QtceI Lr1cXYhYMjLI8YtKKF9wCpIx56Fxg8+/E6WW4trIlEXyOgQbB+khGNDBsHZbrsmp3lazbAOpr MOs8TS8PScidSKDkvbub6vtW6llwrQJamG7YjK3j9ck1wNKKuuf5sTifPE/tHUNZ85KhbJg9U h6zfCZxbL+jH7TSolBLPCrUBpoanySyowY3UK/y6aOeljPsTreYkm+8gXbSzOeIo/5lJWbFZ8 jwY5/GigVyl/M60tkUpF5qQV5Tf7j+QXvrXfDGoVZbfBge0F9UBAkYDyG/mO708k8aapuCsh6 N2YIiipUkUot5LWxWX0I96Mkg9uVkLlqWLDGLbNLYe5425LnmJaDzHDstZBtErLZPrA4YPD/N eohmrm1NUX8AEOlbvJVwGP0j0ui7HoYggxhqwiDN8zeypXLOYenzqrNoebSFpzO2djD1kaJd8 vCeS35q56XbvSwh9QR7zpZx8ySg+BsCiXa+WL6sA2viykwRL7z3+IlpPO05LIFzWrYaEToIdt kk4xe7ZlmbxNmSPB5v0NfxTQ23V8SEvh32ZHEA/RCRndNsh0NhNQElTKW/esfSWDwEEKKZXBj QK2Lfq4EoPdc+2B7vQhXLpf85HzBO8mABq+848L3DLcmUSPY2nVxZGPmkLMYIlqoHVt4NqDnB 2TjQyq3E1t47j4dWPfbWu/CJYIKeUAbM/uKTzZpc7NI/zBIxMFFKfqA0w72A3Psp8ZSDqxcjc IV1ePdo6CqAKP9h9PiToVhmoSY+9B+FrGe5rXce6XnWuyLPEeFyfmGmJFf+mhbez1wTqAMLQL v3DS6axo65g== Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, 2018-01-28 at 00:37 -0800, Joe Smith wrote: > I happen to look at the patches for the crash binary and came across > this log entry from Jan 19. I am also using 4.15-rc kernel. Not > knowing anything about crash it is hard to even attempt to fix it. It may not work all that well if box does something new/creative, but mundane manual crash, and live rummaging seem to work well enough. KERNEL: vmlinux-4.15.0.gc4e0ca7-master.gz DUMPFILE: vmcore CPUS: 8 DATE: Sun Jan 28 10:00:17 2018 UPTIME: 00:02:29 LOAD AVERAGE: 1.72, 1.12, 0.45 TASKS: 445 NODENAME: homer RELEASE: 4.15.0.gc4e0ca7-master VERSION: #563 SMP Sun Jan 28 04:07:36 CET 2018 MACHINE: x86_64 (3591 Mhz) MEMORY: 16 GB PANIC: "sysrq: SysRq : Trigger a crash" PID: 0 COMMAND: "swapper/2" TASK: ffff880187fd2940 (1 of 8) [THREAD_INFO: ffff880187fd2940] CPU: 2 STATE: TASK_RUNNING (SYSRQ) crash> bt PID: 0 TASK: ffff880187fd2940 CPU: 2 COMMAND: "swapper/2" #0 [ffff88041ec83880] machine_kexec at ffffffff81041079 #1 [ffff88041ec838d0] __crash_kexec at ffffffff810deede #2 [ffff88041ec83988] crash_kexec at ffffffff810dfbbd #3 [ffff88041ec839a0] oops_end at ffffffff8101c36e #4 [ffff88041ec839c0] no_context at ffffffff8104f94d #5 [ffff88041ec83a18] __do_page_fault at ffffffff81050068 #6 [ffff88041ec83a80] do_page_fault at ffffffff81050492 #7 [ffff88041ec83ab0] page_fault at ffffffff8160148c [exception RIP: sysrq_handle_crash+18] RIP: ffffffff81390892 RSP: ffff88041ec83b60 RFLAGS: 00010096 RAX: ffffffff81390880 RBX: 0000000000000063 RCX: 000000000000083f RDX: 0000000000000000 RSI: 00000000000000f6 RDI: 0000000000000063 RBP: ffffffff81e91960 R8: 000000000000036c R9: 0000000000aaaaaa R10: ffffea000fe45bc0 R11: 00000000ffffffff R12: 0000000000000001 R13: 0000000000000001 R14: ffff8803f4c521e0 R15: ffff8803f4c521f8 ORIG_RAX: ffffffffffffffff CS: 0010 SS: 0018 #8 [ffff88041ec83b60] __handle_sysrq at ffffffff81390f28 #9 [ffff88041ec83b88] sysrq_filter at ffffffff81391097 #10 [ffff88041ec83bb8] input_to_handler at ffffffff81419ceb #11 [ffff88041ec83bf0] input_pass_values at ffffffff8141ae1d #12 [ffff88041ec83c18] input_handle_event at ffffffff8141cdf4 #13 [ffff88041ec83c48] input_event at ffffffff8141d2da #14 [ffff88041ec83c80] hidinput_report_event at ffffffff81466e93 #15 [ffff88041ec83c98] hid_report_raw_event at ffffffff81464826 #16 [ffff88041ec83d20] hid_input_report at ffffffff81464b29 #17 [ffff88041ec83d60] hid_irq_in at ffffffffa01b88bc [usbhid] #18 [ffff88041ec83d80] __usb_hcd_giveback_urb at ffffffffa02c297f [usbcore] #19 [ffff88041ec83da0] xhci_giveback_urb_in_irq at ffffffffa03c064f [xhci_hcd] #20 [ffff88041ec83dd8] xhci_td_cleanup at ffffffffa03c0cc7 [xhci_hcd] #21 [ffff88041ec83e08] handle_tx_event at ffffffffa03c4b87 [xhci_hcd] #22 [ffff88041ec83ea8] xhci_irq at ffffffffa03c5d69 [xhci_hcd] #23 [ffff88041ec83f20] __handle_irq_event_percpu at ffffffff810ac1f0 #24 [ffff88041ec83f60] handle_irq_event_percpu at ffffffff810ac370 #25 [ffff88041ec83f80] handle_irq_event at ffffffff810ac3d6 #26 [ffff88041ec83fa0] handle_edge_irq at ffffffff810af607 #27 [ffff88041ec83fb8] handle_irq at ffffffff8101bc0c #28 [ffff88041ec83fc0] do_IRQ at ffffffff816024d1 --- --- #29 [ffff880187fe7df0] ret_from_intr at ffffffff81600a62 [exception RIP: unknown or invalid address] RIP: 000000000000001f RSP: 0000000000000000 RFLAGS: fffffffb9171170b RAX: 00000022cf699c5c RBX: 00000022cee600c9 RCX: 0000000000009b53 RDX: ffff880187fe7ea8 RSI: 00000000000067a5 RDI: 0000000000007519 RBP: 0000000000000040 R8: ffff88041eca7668 R9: 0000000000000005 R10: ffffffff81e8c5b8 R11: 0000000000000000 R12: ffff88041ec95000 R13: 00000022d0532d00 R14: ffffffff810c45be R15: ffffffff81021630 ORIG_RAX: ffff88041ec9fec0 CS: 22cf699c5c SS: ffffffffffffffdd bt: WARNING: possibly bogus exception frame #30 [ffff880187fe7e98] cpuidle_enter_state at ffffffff8145a032 #31 [ffff880187fe7f08] do_idle at ffffffff8109c50b #32 [ffff880187fe7f30] cpu_startup_entry at ffffffff8109c6b9 #33 [ffff880187fe7f40] start_secondary at ffffffff810377ce #34 [ffff880187fe7f50] secondary_startup_64 at ffffffff810000d5 crash> (rummage rummage...)