Interesting - I reported earlier exactly the same sequence - ... pmap_enter_ma() at pmap_enter_ma+0xe2a pmap_enter_default() at pmap_enter_default+0x1d udv_fault() at udv_fault+0x151 uvm_fault_internal() at uvm_fault_internal+0x6d4 trap() at trap+0x3f0 --- trap (number 6) --- ...
when starting Xorg under VirtualBox (it works on real hardware). Chavdar On Wed, 22 Nov 2017 at 02:10 Kengo NAKAHARA <k-nakah...@iij.ad.jp> wrote: > Hi, > > I met a panic when I do "acpidump -dt" on -current(Nov 22). The specific > version is the following commit. > https://mail-index.netbsd.org/source-changes/2017/11/21/msg089839.html > # It includes chs@n.o's fix of pmap_enter_ma() and > uvm_fault_upper_enter(). > > Here is the panic message and backtrace. > ==================== > panic: prevented access to 0x10 (SMAP) > fatal breakpoint trap in supervisor mode > trap type 1 code 0 rip 0xffffffff8021d2d5 cs 0x8 rflags 0x246 cr2 0x10 > ilevel 0 rsp 0xffffe40110c4b7e0 > curlwp 0xffffe4027b7cd220 pid 866.1 lowest kstack 0xffffe40110c482c0 > Stopped in pid 866.1 (acpidump) at netbsd:breakpoint+0x5: leave > db{6}> bt > breakpoint() at netbsd:breakpoint+0x5 > vpanic() at netbsd:vpanic+0x140 > panic() at netbsd:panic+0x3c > trap() at netbsd:trap+0xbf0 > --- trap (number 6) --- > pmap_enter_ma() at netbsd:pmap_enter_ma+0xe2a > pmap_enter_default() at netbsd:pmap_enter_default+0x1d > udv_fault() at netbsd:udv_fault+0x151 > uvm_fault_internal() at netbsd:uvm_fault_internal+0x6d4 > trap() at netbsd:trap+0x3f0 > --- trap (number 6) --- > 1568033cf: > ==================== > > Here is dmesg. > http://netbsd.org/~knakahara/20171122-acpidump-panic-dmesg > > msaitoh@n.o met the same panic on other machine. > > Does anyone meet this issue? > > > Thanks, > > -- > ////////////////////////////////////////////////////////////////////// > Internet Initiative Japan Inc. > > Device Engineering Section, > IoT Platform Development Department, > Network Division, > Technology Unit > > Kengo NAKAHARA <k-nakah...@iij.ad.jp> >