Date: Wed, 25 Oct 2017 13:45:43 +0000 From: bugzilla-noreply@freebsd.org To: freebsd-bugs@FreeBSD.org Subject: [Bug 223238] Persistent iscsi underflow mismatch errors followed by apparent kernel panic Message-ID: <bug-223238-8@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D223238 Bug ID: 223238 Summary: Persistent iscsi underflow mismatch errors followed by apparent kernel panic Product: Base System Version: 11.1-RELEASE Hardware: amd64 OS: Any Status: New Severity: Affects Only Me Priority: --- Component: kern Assignee: freebsd-bugs@FreeBSD.org Reporter: randomnoise058@gmail.com VirtualBox FBSD guest (on a FBSD host) 11.1-RELEASE FreeBSD 11.1-RELEASE #0 r324971M: Wed Oct 25 08:01:10 CDT 2017= =20=20=20=20 root@fbsd11.vboxnet:/usr/obj/usr/src/sys/GENERIC amd64 Using iscsi connection to a Synology NAS/SAN providing multiple Targets with one or more LUNs results in periodic error messages such as: kernel: WARNING: 192.168.1.19:3260 (iqn.2000-01.com.synology:ds216j.Target-12.c16e0895b7): underflow mismatch: target indicates 0, we calculated 4 kernel: WARNING: 192.168.1.19:3260 (iqn.2000-01.com.synology:ds216j.Target-12.c16e0895b7): underflow mismatch: target indicates 0, we calculated 8 iSCSI messages observed on Synology SAN/Nas: 2017-10-25T08:43:03-05:00 ds216j kernel: target_core_transport.c:1783:target_setup_cmd_from_cdb iSCSI/iqn.1994-09.org.freebsd:fbsd11.vboxnet: Unsupported SCSI Opcode 0xb7, sending CHECK_CONDITION. 2017-10-25T08:43:04-05:00 ds216j kernel: target_core_transport.c:1783:target_setup_cmd_from_cdb iSCSI/iqn.1994-09.org.freebsd:fbsd11.vboxnet: Unsupported SCSI Opcode 0x37, sending CHECK_CONDITION. 2017-10-25T08:43:05-05:00 ds216j kernel: target_core_transport.c:1783:target_setup_cmd_from_cdb iSCSI/iqn.1994-09.org.freebsd:fbsd11.vboxnet: Unsupported SCSI Opcode 0xb7, sending CHECK_CONDITION. 2017-10-25T08:43:05-05:00 ds216j kernel: target_core_transport.c:1783:target_setup_cmd_from_cdb iSCSI/iqn.1994-09.org.freebsd:fbsd11.vboxnet: Unsupported SCSI Opcode 0x37, sending CHECK_CONDITION. 2017-10-25T08:43:06-05:00 ds216j kernel: target_core_transport.c:1783:target_setup_cmd_from_cdb iSCSI/iqn.1994-09.org.freebsd:fbsd11.vboxnet: Unsupported SCSI Opcode 0xb7, sending CHECK_CONDITION. 2017-10-25T08:43:06-05:00 ds216j kernel: target_core_transport.c:1783:target_setup_cmd_from_cdb iSCSI/iqn.1994-09.org.freebsd:fbsd11.vboxnet: Unsupported SCSI Opcode 0x37, sending CHECK_CONDITION. After some period of time the system hangs/locks up (kernel panic?) and has= to be "killed" and rebooted. --=20 You are receiving this mail because: You are the assignee for the bug.=
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