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(mach@swishmail.com) by vorlon.swishmail.com with ESMTPSA (TLS_AES_128_GCM_SHA256 encrypted, authenticated); 4 Feb 2022 04:12:57 -0500 Message-ID: Date: Fri, 4 Feb 2022 17:12:54 +0800 List-Id: Production branch of FreeBSD source code List-Archive: https://lists.freebsd.org/archives/freebsd-stable List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-stable@freebsd.org X-BeenThere: freebsd-stable@freebsd.org MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:97.0) Gecko/20100101 Thunderbird/97.0 To: freebsd-stable@freebsd.org Content-Language: en-US From: Kris von Mach Subject: virtio_pci: Fatal trap 12: page fault while in kernel mode Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-10.80 X-Rspamd-Queue-Id: 4JqqZS2Nmbz3wPk X-Spamd-Bar: --- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=swishmail.com header.s=dkim header.b=Cx1zJkr6; dmarc=pass (policy=reject) header.from=swishmail.com; spf=pass (mx1.freebsd.org: domain of mach@swishmail.com designates 208.72.58.75 as permitted sender) smtp.mailfrom=mach@swishmail.com X-Spamd-Result: default: False [-3.09 / 15.00]; RCVD_VIA_SMTP_AUTH(0.00)[]; ARC_NA(0.00)[]; R_DKIM_ALLOW(-0.20)[swishmail.com:s=dkim]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; FROM_HAS_DN(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; R_SPF_ALLOW(-0.20)[+ip4:208.72.56.0/22]; MIME_GOOD(-0.10)[text/plain]; TO_DN_NONE(0.00)[]; PREVIOUSLY_DELIVERED(0.00)[freebsd-stable@freebsd.org]; RCPT_COUNT_ONE(0.00)[1]; NEURAL_HAM_LONG(-0.99)[-0.991]; RCVD_COUNT_THREE(0.00)[3]; DKIM_TRACE(0.00)[swishmail.com:+]; DMARC_POLICY_ALLOW(-0.50)[swishmail.com,reject]; NEURAL_HAM_SHORT(-0.10)[-0.096]; MLMMJ_DEST(0.00)[freebsd-stable]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:14469, ipnet:208.72.56.0/22, country:US]; RCVD_TLS_ALL(0.00)[]; MID_RHS_MATCH_FROM(0.00)[]; DWL_DNSWL_NONE(0.00)[swishmail.com:dkim] X-ThisMailContainsUnwantedMimeParts: N Hello, I've got two crashes so far on FreeBSD 13.0-STABLE #0 n249132-70201cc45dc: Mon Jan 24 12:13:57 EST 2022 running as a VM on KVM with uptime for few days before the crash: [787783] Fatal trap 12: page fault while in kernel mode [787783] cpuid = 16; apic id = 10 [787783] fault virtual address  = 0x8 [787783] fault code             = supervisor read data, page not present [787783] instruction pointer    = 0x20:0xffffffff80c8c118 [787783] stack pointer          = 0x28:0xfffffe0133e678b0 [787783] frame pointer          = 0x28:0xfffffe0133e678f0 [787783] code segment           = base 0x0, limit 0xfffff, type 0x1b [787783]                        = DPL 0, pres 1, long 1, def32 0, gran 1 [787783] processor eflags       = interrupt enabled, resume, IOPL = 0 [787783] current process                = 12 (irq34: virtio_pci1) [787783] trap number            = 12 [787783] panic: page fault [787783] cpuid = 16 [787783] time = 1643964092 [787783] KDB: stack backtrace: [787783] #0 0xffffffff80c3e3a5 at kdb_backtrace+0x65 [787783] #1 0xffffffff80bf1acf at vpanic+0x17f [787783] #2 0xffffffff80bf1943 at panic+0x43 [787783] #3 0xffffffff810713a5 at trap_fatal+0x385 [787783] #4 0xffffffff810713ff at trap_pfault+0x4f [787783] #5 0xffffffff81049b08 at calltrap+0x8 [787783] #6 0xffffffff80c8c327 at sbdrop+0x37 [787783] #7 0xffffffff80da4681 at tcp_do_segment+0x2d91 [787783] #8 0xffffffff80da0ba8 at tcp_input_with_port+0xb78 [787783] #9 0xffffffff80da185b at tcp_input+0xb [787783] #10 0xffffffff80d93117 at ip_input+0x157 [787783] #11 0xffffffff80d21621 at netisr_dispatch_src+0xb1 [787783] #12 0xffffffff80d05a38 at ether_demux+0x138 [787783] #13 0xffffffff80d06d42 at ether_nh_input+0x352 [787783] #14 0xffffffff80d21621 at netisr_dispatch_src+0xb1 [787783] #15 0xffffffff80d05e59 at ether_input+0x69 [787783] #16 0xffffffff80a3099d at vtnet_rxq_eof+0x71d [787783] #17 0xffffffff80a30176 at vtnet_rx_vq_process+0xa6 [787783] Uptime: 9d2h49m43s I've updated from 13-release to stable to get the fix for Infinite writes on UFS with SU+J, which it does seem to fix, but now this started to happen.