Date: Tue, 16 Aug 2022 03:12:59 +0000 From: bugzilla-noreply@freebsd.org To: virtualization@FreeBSD.org Subject: [Bug 265869] mmio_rb_lookup finds wrong entry, triggering assertion Message-ID: <bug-265869-27103-bC9ozz6RN0@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-265869-27103@https.bugs.freebsd.org/bugzilla/> References: <bug-265869-27103@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=265869 --- Comment #1 from Harris Snyder <harris.snyder@gmail.com> --- In addition, here is the backtrace from GDB at the time of the assertion: #1 0x0000000801569e61 in __assert (func=<optimized out>, file=<optimized out>, line=<optimized out>, failedexpr=<optimized out>) at /usr/src/lib/libc/gen/assert.c:51 #2 0x00000000010557c7 in unregister_mem (memp=memp@entry=0x7fffdebf2cf8) at /usr/src/usr.sbin/bhyve/mem.c:350 #3 0x00000000010647b0 in modify_bar_registration (pi=0x801c4a300, idx=1, registration=0) at /usr/src/usr.sbin/bhyve/pci_emul.c:578 #4 0x00000000010636a8 in pci_emul_cmd_changed (pi=0x801c4a300, old=<optimized out>) at /usr/src/usr.sbin/bhyve/pci_emul.c:1983 #5 0x0000000001064497 in pci_emul_cmdsts_write (pi=0x801c16d00, coff=<optimized out>, new=<optimized out>, bytes=<optimized out>) at /usr/src/usr.sbin/bhyve/pci_emul.c:2047 #6 0x00000000010640c0 in pci_cfgrw (ctx=<optimized out>, vcpu=<optimized out>, in=<optimized out>, bus=<optimized out>, slot=<optimized out>, func=<optimized out>, coff=0, bytes=2, eax=0x7fffdebf2e88) at /usr/src/usr.sbin/bhyve/pci_emul.c:2205 #7 0x0000000001064c51 in pci_emul_cfgdata (ctx=0x801c16d00, vcpu=0, in=0, port=<optimized out>, bytes=582, eax=0x0, arg=0x0) at /usr/src/usr.sbin/bhyve/pci_emul.c:2254 #8 0x0000000001053f4d in emulate_inout (ctx=0x801c16d00, vcpu=0, vmexit=<optimized out>) at /usr/src/usr.sbin/bhyve/inout.c:228 #9 0x0000000001048ae0 in vmexit_inout (ctx=0x801c16d00, vme=0x73, pvcpu=<optimized out>) at /usr/src/usr.sbin/bhyve/bhyverun.c:628 #10 0x00000000010489b3 in vm_loop (ctx=0x801c19780, vcpu=vcpu@entry=0, startrip=<optimized out>) at /usr/src/usr.sbin/bhyve/bhyverun.c:987 #11 0x0000000001047374 in fbsdrun_start_thread (param=0x801d51000) at /usr/src/usr.sbin/bhyve/bhyverun.c:542 #12 0x00000008014ba96a in thread_start (curthread=0x801c16d00) at /usr/src/lib/libthr/thread/thr_create.c:292 #13 0x0000000000000000 in ?? () Backtrace stopped: Cannot access memory at address 0x7fffdebf3000 -- You are receiving this mail because: You are the assignee for the bug.
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