From owner-freebsd-current@freebsd.org Tue Jan 12 13:46:23 2021 Return-Path: Delivered-To: freebsd-current@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 265854D91C3 for ; Tue, 12 Jan 2021 13:46:23 +0000 (UTC) (envelope-from hps@selasky.org) Received: from mail.turbocat.net (turbocat.net [IPv6:2a01:4f8:c17:6c4b::2]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 4DFX0s6T7dz3J8t; Tue, 12 Jan 2021 13:46:21 +0000 (UTC) (envelope-from hps@selasky.org) Received: from hps2020.home.selasky.org (unknown [178.17.145.105]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by mail.turbocat.net (Postfix) with ESMTPSA id 468FD2604E4; Tue, 12 Jan 2021 14:46:20 +0100 (CET) Subject: Re: Panic after updating To: Jakob Alvermark , FreeBSD Current , Ian Lepore References: <87512669-f0b9-eb2f-1103-170a29384ea8@alvermark.net> <34a9dafd-9690-1b33-abf8-017ad31cf2ab@alvermark.net> <60e4db60-c816-463e-0e08-a33c674ad4da@alvermark.net> <75784796-b513-5573-abc4-8c445d03c007@selasky.org> <5724744d-7710-4c3c-416b-01314cb196d4@selasky.org> <1bab5b76-eb56-671f-d52d-db1812c9be22@alvermark.net> From: Hans Petter Selasky Message-ID: Date: Tue, 12 Jan 2021 14:46:09 +0100 User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:78.0) Gecko/20100101 Thunderbird/78.5.0 MIME-Version: 1.0 In-Reply-To: <1bab5b76-eb56-671f-d52d-db1812c9be22@alvermark.net> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 4DFX0s6T7dz3J8t X-Spamd-Bar: - X-Spamd-Result: default: False [-1.56 / 15.00]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; RCVD_TLS_ALL(0.00)[]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_THREE(0.00)[3]; R_SPF_ALLOW(-0.20)[+a:mail.turbocat.net:c]; MID_RHS_MATCH_FROM(0.00)[]; MIME_GOOD(-0.10)[text/plain]; DMARC_NA(0.00)[selasky.org]; RBL_DBL_DONT_QUERY_IPS(0.00)[2a01:4f8:c17:6c4b::2:from]; NEURAL_SPAM_SHORT(0.74)[0.741]; SPAMHAUS_ZRD(0.00)[2a01:4f8:c17:6c4b::2:from:127.0.2.255]; TO_MATCH_ENVRCPT_SOME(0.00)[]; TO_DN_ALL(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:24940, ipnet:2a01:4f8::/29, country:DE]; RCVD_COUNT_TWO(0.00)[2]; MAILMAN_DEST(0.00)[freebsd-current] X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.34 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: Tue, 12 Jan 2021 13:46:23 -0000 On 1/12/21 2:40 PM, Jakob Alvermark wrote: > > On 1/12/21 2:16 PM, Hans Petter Selasky wrote: >> On 1/12/21 1:43 PM, Jakob Alvermark wrote: >>> >>> On 1/12/21 12:54 PM, Hans Petter Selasky wrote: >>>> On 1/12/21 12:32 PM, Jakob Alvermark wrote: >>>>> Alright, after a new bisect run I got a different result, so I most >>>>> likely did something wrong the first time. >>>>> >>>>> ff3468ac94597efdcbc56f372528dfc98b114dac is the first bad commit >>>>> commit ff3468ac94597efdcbc56f372528dfc98b114dac >>>>> Author: Ian Lepore >>>>> Date:   Sat Dec 12 18:34:15 2020 +0000 >>>>> >>>>>      Provide userland notification of gpio pin changes ("userland >>>>> gpio interrupts"). >>>>> >>>>> >>>>> Maybe more likely this is causing the panic? >>>> >>>> Doesn't make sense :-( >>>> >>>> Can you try to fetch the latest 13-current as of now and re-build >>>> the kernel? I noticed some issues myself which got fixed. >>> >>> >>> I did that, still panics the same way. >>> >>> But, the commit above is about gpio, and I do have >>> 'bytgpio_load="YES"' in my /boot/loader.conf >>> >>> If I boot the kernel without that it works. >>> >>> 'kldload bytgpio' panics the machine. >>> >> >> Could you screenshot the panic backtrace after kldload of bytegpio ? > > Sure: > > panic: vm_fault_lookup: fault on nofault entry, addr: 0xfffffe00c96c2000 > cpuid = 1 > time = 1610458544 > KDB: stack backtrace: > db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame > 0xfffffe00c7306140 > vpanic() at vpanic+0x181/frame 0xfffffe00c7306190 > panic() at panic+0x43/frame 0xfffffe00c73061f0 > vm_fault() at vm_fault+0x142d/frame 0xfffffe00c73062f0 > vm_fault_trap() at vm_fault_trap+0xb1/frame 0xfffffe00c7306340 > trap_pfault() at trap_pfault+0x1f6/frame 0xfffffe00c73063a0 > trap() at trap+0x280/frame 0xfffffe00c73064b0 > calltrap() at calltrap+0x8/frame 0xfffffe00c73064b0 > --- trap 0xc, rip = 0xffffffff80c27d08, rsp = 0xfffffe00c7306580, rbp = > 0xfffffe00c7306580 --- > lock_init() at lock_init+0xf8/frame 0xfffffe00c7306580 > _mtx_init() at _mtx_init+0x70/frame 0xfffffe00c73065a0 > gpioc_attach() at gpioc_attach+0x139/frame 0xfffffe00c7306620 > device_attach() at device_attach+0x3dd/frame 0xfffffe00c7306670 > bus_generic_attach() at bus_generic_attach+0x4b/frame 0xfffffe00c73066a0 > gpiobus_attach_bus() at gpiobus_attach_bus+0x44/frame 0xfffffe00c73066c0 > bytgpio_attach() at bytgpio_attach+0x1f7/frame 0xfffffe00c7306710 > device_attach() at device_attach+0x3dd/frame 0xfffffe00c7306760 > device_probe_and_attach() at device_probe_and_attach+0x41/frame > 0xfffffe00c7306790 > acpi_driver_added() at acpi_driver_added+0xaa/frame 0xfffffe00c73067c0 > devclass_driver_added() at devclass_driver_added+0x3c/frame > 0xfffffe00c7306800 > devclass_add_driver() at devclass_add_driver+0x13d/frame 0xfffffe00c7306840 > module_register_init() at module_register_init+0xa7/frame > 0xfffffe00c7306870 > linker_load_module() at linker_load_module+0xbca/frame 0xfffffe00c7306b80 > kern_kldload() at kern_kldload+0xbb/frame 0xfffffe00c7306bd0 > sys_kldload() at sys_kldload+0x5b/frame 0xfffffe00c7306c00 > amd64_syscall() at amd64_syscall+0x111/frame 0xfffffe00c7306d30 > fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe00c7306d30 > --- syscall (304, FreeBSD ELF64, sys_kldload), rip = 0x80037715a, rsp = > 0x7fffffffe698, rbp = 0x7fffffffec10 --- > KDB: enter: panic > Adding Ian. --HPS