Date: Fri, 2 Nov 2018 15:15:11 +0100 From: Harry Schmalzbauer <freebsd@omnilan.de> To: FreeBSD Stable <freebsd-stable@freebsd.org>, FreeBSD SCSI <freebsd-scsi@freebsd.org> Subject: 12.0-BETA3 isp(4): exclusive sleep mutex CAM device lock (CAM device lock) Message-ID: <47f120a6-f032-de93-f5ff-9b32342df453@omnilan.de>
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Hello, unnfortunately I can't determine if this is begnin, so I'd like to ask the experts: uma_zalloc_arg: zone "64" with the following non-sleepable locks held: exclusive sleep mutex CAM device lock (CAM device lock) r = 0 (0xfffff8000f1424d0) locked @ /usr/local/share/deploy-tools/RELENG_12/src/sys/cam/cam_xpt.c:4309 stack backtrace: #0 0xffffffff8060ead3 at witness_debugger+0x73 #1 0xffffffff8060fa48 at witness_warn+0x448 #2 0xffffffff808b6f18 at uma_zalloc_arg+0x38 #3 0xffffffff8058773a at malloc+0x9a #4 0xffffffff8036f423 at nvlist_create+0x23 #5 0xffffffff8030d597 at ctl_port_register+0x187 #6 0xffffffff8031aa25 at ctlfeasync+0x405 #7 0xffffffff802ca772 at xpt_async_process_dev+0x162 #8 0xffffffff802c603d at xpt_async_process+0x15d #9 0xffffffff802c697e at xpt_done_process+0x35e #10 0xffffffff802c8a76 at xpt_done_td+0xf6 #11 0xffffffff8056e094 at fork_exit+0x84 #12 0xffffffff808f46de at fork_trampoline+0xe uma_zalloc_arg: zone "64" with the following non-sleepable locks held: exclusive sleep mutex CAM device lock (CAM device lock) r = 0 (0xfffff8000f1414d0) locked @ /usr/local/share/deploy-tools/RELENG_12/src/sys/cam/cam_xpt.c:4309 stack backtrace: #0 0xffffffff8060ead3 at witness_debugger+0x73 #1 0xffffffff8060fa48 at witness_warn+0x448 #2 0xffffffff808b6f18 at uma_zalloc_arg+0x38 #3 0xffffffff8058773a at malloc+0x9a #4 0xffffffff8036f423 at nvlist_create+0x23 #5 0xffffffff8030d597 at ctl_port_register+0x187 #6 0xffffffff8031aa25 at ctlfeasync+0x405 #7 0xffffffff802ca772 at xpt_async_process_dev+0x162 #8 0xffffffff802c603d at xpt_async_process+0x15d #9 0xffffffff802c697e at xpt_done_process+0x35e #10 0xffffffff802c8a76 at xpt_done_td+0xf6 #11 0xffffffff8056e094 at fork_exit+0x84 #12 0xffffffff808f46de at fork_trampoline+0xe Thanks for hints, -harry
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