Date: Mon, 19 Oct 2015 11:42:13 +0000 From: bugzilla-noreply@freebsd.org To: freebsd-bugs@FreeBSD.org Subject: [Bug 203820] kernel panic when trying to unload vmm(4) Message-ID: <bug-203820-8-1BkC5rXf6t@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-203820-8@https.bugs.freebsd.org/bugzilla/> References: <bug-203820-8@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=203820 --- Comment #1 from martin ilavsky <ilavsky.martin@gmail.com> --- # kgdb kernel.debug /var/crash/vmcore.0 (kgdb) list *0xffffffff821f542b 0xffffffff821f542b is in vmx_disable (cpufunc.h:423). 418 } 419 420 static __inline void 421 load_cr4(u_long data) 422 { 423 __asm __volatile("movq %0,%%cr4" : : "r" (data)); 424 } 425 426 static __inline u_long 427 rcr4(void) Current language: auto; currently minimal (kgdb) backtrace #0 doadump (textdump=<value optimized out>) at pcpu.h:219 #1 0xffffffff8095a5a2 in kern_reboot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:451 #2 0xffffffff8095a985 in vpanic (fmt=<value optimized out>, ap=<value optimized out>) at /usr/src/sys/kern/kern_shutdown.c:758 #3 0xffffffff8095a813 in panic (fmt=0x0) at /usr/src/sys/kern/kern_shutdown.c:687 #4 0xffffffff80d98b1b in trap_fatal (frame=<value optimized out>, eva=<value optimized out>) at /usr/src/sys/amd64/amd64/trap.c:851 #5 0xffffffff80d9879c in trap (frame=<value optimized out>) at /usr/src/sys/amd64/amd64/trap.c:203 #6 0xffffffff80d7e832 in calltrap () at /usr/src/sys/amd64/amd64/exception.S:236 #7 0xffffffff821f542b in vmx_disable (arg=0x0) at /usr/src/sys/modules/vmm/../../amd64/vmm/intel/vmx.c:481 #8 0xffffffff809a372c in smp_rendezvous_action () at /usr/src/sys/kern/subr_smp.c:439 #9 0xffffffff80d7fc49 in Xrendezvous () at apic_vector.S:295 #10 0xffffffff80d7be56 in acpi_cpu_c1 () at /usr/src/sys/amd64/acpica/acpi_machdep.c:95 #11 0xffffffff8037de1a in acpi_cpu_idle (sbt=<value optimized out>) at /usr/src/sys/dev/acpica/acpi_cpu.c:1038 #12 0xffffffff80d8238f in cpu_idle_acpi (sbt=83757098) at /usr/src/sys/amd64/amd64/machdep.c:682 #13 0xffffffff80d82430 in cpu_idle (busy=0) at /usr/src/sys/amd64/amd64/machdep.c:828 #14 0xffffffff809872e5 in sched_idletd (dummy=<value optimized out>) at /usr/src/sys/kern/sched_ule.c:2662 #15 0xffffffff809243aa in fork_exit (callout=0xffffffff80987110 <sched_idletd>, arg=0x0, frame=0xfffffe082cdb6ac0) at /usr/src/sys/kern/kern_fork.c:1018 #16 0xffffffff80d7ed6e in fork_trampoline () at /usr/src/sys/amd64/amd64/exception.S:611 #17 0x0000000000000000 in ?? () (kgdb) -- You are receiving this mail because: You are the assignee for the bug.
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