Date: Sat, 13 Apr 2019 21:03:59 +0000 From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 237269] panic in glabel stop after resizing GPT partition Message-ID: <bug-237269-227@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=237269 Bug ID: 237269 Summary: panic in glabel stop after resizing GPT partition Product: Base System Version: 11.2-STABLE Hardware: Any OS: Any Status: New Severity: Affects Some People Priority: --- Component: kern Assignee: bugs@FreeBSD.org Reporter: andrew@tao11.riddles.org.uk Tested on stable/11 at r346167, but the backtrace below comes from an older stable/11 build (maybe 2 months back). To reproduce: md_unit=$(mdconfig -t swap -s 30MB) geom part create -s GPT "$md_unit" geom part add -s 10M -t linux-swap -l tst0 "$md_unit" geom part resize -i 1 -s 20M "$md_unit" # at this point "glabel status" shows two gpt/tst0 entries, # one of which has no consumer; trying to correct this causes # a panic: glabel stop gpt/tst0 glabel stop gpt/tst0 # BOOM Trace: #1 doadump (textdump=<optimized out>) at /usr/src/sys/kern/kern_shutdown.c:315 #2 0xffffffff80468255 in kern_reboot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:383 #3 0xffffffff80468621 in vpanic (fmt=<optimized out>, ap=0xfffffe022c5c25f0) at /usr/src/sys/kern/kern_shutdown.c:776 #4 0xffffffff80468463 in panic (fmt=<unavailable>) at /usr/src/sys/kern/kern_shutdown.c:707 #5 0xffffffff80722faf in trap_fatal (frame=0xfffffe022c5c27e0, eva=0) at /usr/src/sys/amd64/amd64/trap.c:904 #6 0xffffffff80723009 in trap_pfault (frame=0xfffffe022c5c27e0, usermode=0) at /usr/src/sys/amd64/amd64/trap.c:744 #7 0xffffffff80722732 in trap (frame=0xfffffe022c5c27e0) at /usr/src/sys/amd64/amd64/trap.c:438 #8 <signal handler called> #9 g_slice_spoiled (cp=0x0) at /usr/src/sys/geom/geom_slice.c:511 #10 0xffffffff80f826d0 in g_label_destroy (force=<optimized out>, gp=<optimized out>) at /usr/src/sys/geom/label/g_label.c:267 #11 g_label_ctl_destroy (req=<optimized out>, mp=<optimized out>) at /usr/src/sys/geom/label/g_label.c:514 #12 g_label_config (req=0xfffffe0236bb67c0, mp=0xffffffff80f84fd8 <g_label_class>, verb=<optimized out>) at /usr/src/sys/geom/label/g_label.c:545 #13 0xffffffff803f9700 in one_event () at /usr/src/sys/geom/geom_event.c:264 #14 g_run_events () at /usr/src/sys/geom/geom_event.c:286 #15 0xffffffff804374d5 in fork_exit ( callout=0xffffffff803fb820 <g_event_procbody>, arg=0x0, frame=0xfffffe022c5c29c0) at /usr/src/sys/kern/kern_fork.c:1072 #16 <signal handler called> g_label_destroy clearly isn't expecting the case where the label has no consumer at all. -- You are receiving this mail because: You are the assignee for the bug.help
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