On May 25, 2015, at 13:41, Larry Rosenman <ler_at_lerctr.org> wrote: > I have a boinc-client installation running World Community Grid science > that's been working fine for months. > > Updated to current -HEAD, and now we crash the kernel if it's running. > > The backtrace points to the linuxulator. > > Ideas? > > > borg.lerctr.org dumped core - see /var/crash/vmcore.17 > > Mon May 25 15:38:26 CDT 2015 > > FreeBSD borg.lerctr.org 11.0-CURRENT FreeBSD 11.0-CURRENT #45 r283537: Mon May 25 15:10:23 CDT 2015 root_at_borg.lerctr.org:/usr/obj/usr/src/sys/VT-LER amd64 > > panic: page fault > > GNU gdb 6.1.1 [FreeBSD] > Copyright 2004 Free Software Foundation, Inc. > GDB is free software, covered by the GNU General Public License, and you are > welcome to change it and/or distribute copies of it under certain conditions. > Type "show copying" to see the conditions. > There is absolutely no warranty for GDB. Type "show warranty" for details. > This GDB was configured as "amd64-marcel-freebsd"... > > Unread portion of the kernel message buffer: > > > Fatal trap 12: page fault while in kernel mode > cpuid = 3; apic id = 03 > fault virtual address = 0xfffffe2e72400000 > fault code = supervisor read data, page not present > instruction pointer = 0x20:0xffffffff80e96273 > stack pointer = 0x28:0xfffffe2eb49c7600 > frame pointer = 0x28:0xfffffe2eb49c7610 > code segment = base 0x0, limit 0xfffff, type 0x1b > = DPL 0, pres 1, long 1, def32 0, gran 1 > processor eflags = interrupt enabled, resume, IOPL = 0 > current process = 1128 (wcgrid_fahv_vina_pr) > trap number = 12 > panic: page fault > cpuid = 3 > KDB: stack backtrace: > db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe2eb49c7150 > vpanic() at vpanic+0x189/frame 0xfffffe2eb49c71d0 > panic() at panic+0x43/frame 0xfffffe2eb49c7230 > trap_fatal() at trap_fatal+0x379/frame 0xfffffe2eb49c7290 > trap_pfault() at trap_pfault+0x22e/frame 0xfffffe2eb49c7330 > trap() at trap+0x4b5/frame 0xfffffe2eb49c7540 > calltrap() at calltrap+0x8/frame 0xfffffe2eb49c7540 > --- trap 0xc, rip = 0xffffffff80e96273, rsp = 0xfffffe2eb49c7600, rbp = 0xfffffe2eb49c7610 --- > copystr() at copystr+0x13/frame 0xfffffe2eb49c7610 > namei() at namei+0xdb/frame 0xfffffe2eb49c76d0 > kern_execve() at kern_execve+0x24c/frame 0xfffffe2eb49c7a20 > linux_common_execve() at linux_common_execve+0x84/frame 0xfffffe2eb49c7a60 > linux_execve() at linux_execve+0xad/frame 0xfffffe2eb49c7ae0 > ia32_syscall() at ia32_syscall+0x288/frame 0xfffffe2eb49c7bf0 > Xint0x80_syscall() at Xint0x80_syscall+0x95/frame 0xfffffe2eb49c7bf0 > --- syscall (0, Linux ELF32, linux_nosys), rip = 0x8048110, rsp = 0xffffcca4, rbp = 0 --- > Uptime: 1m33s > Dumping 2647 out of 64457 MB:..1%..11%..21%..31%..41%..51%..61%..71%..81%..91% > > Reading symbols from /boot/kernel/linux.ko.symbols...done. > Loaded symbols for /boot/kernel/linux.ko.symbols > Reading symbols from /boot/kernel/linux_common.ko.symbols...done. > Loaded symbols for /boot/kernel/linux_common.ko.symbols > Reading symbols from /boot/kernel/if_lagg.ko.symbols...done. > Loaded symbols for /boot/kernel/if_lagg.ko.symbols > Reading symbols from /boot/kernel/snd_envy24ht.ko.symbols...done. > Loaded symbols for /boot/kernel/snd_envy24ht.ko.symbols > Reading symbols from /boot/kernel/snd_spicds.ko.symbols...done. > Loaded symbols for /boot/kernel/snd_spicds.ko.symbols > Reading symbols from /boot/kernel/coretemp.ko.symbols...done. > Loaded symbols for /boot/kernel/coretemp.ko.symbols > Reading symbols from /boot/kernel/ichsmb.ko.symbols...done. > Loaded symbols for /boot/kernel/ichsmb.ko.symbols > Reading symbols from /boot/kernel/smbus.ko.symbols...done. > Loaded symbols for /boot/kernel/smbus.ko.symbols > Reading symbols from /boot/kernel/ichwd.ko.symbols...done. > Loaded symbols for /boot/kernel/ichwd.ko.symbols > Reading symbols from /boot/kernel/cpuctl.ko.symbols...done. > Loaded symbols for /boot/kernel/cpuctl.ko.symbols > Reading symbols from /boot/kernel/crypto.ko.symbols...done. > Loaded symbols for /boot/kernel/crypto.ko.symbols > Reading symbols from /boot/kernel/cryptodev.ko.symbols...done. > Loaded symbols for /boot/kernel/cryptodev.ko.symbols > Reading symbols from /boot/kernel/dtraceall.ko.symbols...done. > Loaded symbols for /boot/kernel/dtraceall.ko.symbols > Reading symbols from /boot/kernel/profile.ko.symbols...done. > Loaded symbols for /boot/kernel/profile.ko.symbols > Reading symbols from /boot/kernel/dtrace.ko.symbols...done. > Loaded symbols for /boot/kernel/dtrace.ko.symbols > Reading symbols from /boot/kernel/systrace_freebsd32.ko.symbols...done. > Loaded symbols for /boot/kernel/systrace_freebsd32.ko.symbols > Reading symbols from /boot/kernel/systrace.ko.symbols...done. > Loaded symbols for /boot/kernel/systrace.ko.symbols > Reading symbols from /boot/kernel/sdt.ko.symbols...done. > Loaded symbols for /boot/kernel/sdt.ko.symbols > Reading symbols from /boot/kernel/lockstat.ko.symbols...done. > Loaded symbols for /boot/kernel/lockstat.ko.symbols > Reading symbols from /boot/kernel/fasttrap.ko.symbols...done. > Loaded symbols for /boot/kernel/fasttrap.ko.symbols > Reading symbols from /boot/kernel/fbt.ko.symbols...done. > Loaded symbols for /boot/kernel/fbt.ko.symbols > Reading symbols from /boot/kernel/dtnfscl.ko.symbols...done. > Loaded symbols for /boot/kernel/dtnfscl.ko.symbols > Reading symbols from /boot/kernel/dtmalloc.ko.symbols...done. > Loaded symbols for /boot/kernel/dtmalloc.ko.symbols > Reading symbols from /boot/modules/vboxdrv.ko...done. > Loaded symbols for /boot/modules/vboxdrv.ko > Reading symbols from /boot/modules/nvidia.ko...done. > Loaded symbols for /boot/modules/nvidia.ko > Reading symbols from /boot/kernel/ipmi.ko.symbols...done. > Loaded symbols for /boot/kernel/ipmi.ko.symbols > Reading symbols from /boot/kernel/ipmi_linux.ko.symbols...done. > Loaded symbols for /boot/kernel/ipmi_linux.ko.symbols > Reading symbols from /boot/kernel/radeonkms.ko.symbols...done. > Loaded symbols for /boot/kernel/radeonkms.ko.symbols > Reading symbols from /boot/kernel/iicbb.ko.symbols...done. > Loaded symbols for /boot/kernel/iicbb.ko.symbols > Reading symbols from /boot/kernel/iicbus.ko.symbols...done. > Loaded symbols for /boot/kernel/iicbus.ko.symbols > Reading symbols from /boot/kernel/iic.ko.symbols...done. > Loaded symbols for /boot/kernel/iic.ko.symbols > Reading symbols from /boot/kernel/drm2.ko.symbols...done. > Loaded symbols for /boot/kernel/drm2.ko.symbols > Reading symbols from /boot/kernel/radeonkmsfw_R100_cp.ko.symbols...done. > Loaded symbols for /boot/kernel/radeonkmsfw_R100_cp.ko.symbols > Reading symbols from /boot/kernel/uhid.ko.symbols...done. > Loaded symbols for /boot/kernel/uhid.ko.symbols > Reading symbols from /boot/kernel/ums.ko.symbols...done. > Loaded symbols for /boot/kernel/ums.ko.symbols > Reading symbols from /boot/modules/vboxnetflt.ko...done. > Loaded symbols for /boot/modules/vboxnetflt.ko > Reading symbols from /boot/kernel/netgraph.ko.symbols...done. > Loaded symbols for /boot/kernel/netgraph.ko.symbols > Reading symbols from /boot/kernel/ng_ether.ko.symbols...done. > Loaded symbols for /boot/kernel/ng_ether.ko.symbols > Reading symbols from /boot/modules/vboxnetadp.ko...done. > Loaded symbols for /boot/modules/vboxnetadp.ko > #0 doadump (textdump=1) at pcpu.h:221 > 221 pcpu.h: No such file or directory. > in pcpu.h > (kgdb) #0 doadump (textdump=1) at pcpu.h:221 > #1 0xffffffff80a84975 in kern_reboot (howto=260) > at /usr/src/sys/kern/kern_shutdown.c:447 > #2 0xffffffff80a84f68 in vpanic (fmt=<value optimized out>, > ap=<value optimized out>) at /usr/src/sys/kern/kern_shutdown.c:744 > #3 0xffffffff80a84fb3 in panic (fmt=0x0) > at /usr/src/sys/kern/kern_shutdown.c:675 > #4 0xffffffff80e980b9 in trap_fatal (frame=<value optimized out>, > eva=<value optimized out>) at /usr/src/sys/amd64/amd64/trap.c:859 > #5 0xffffffff80e982fe in trap_pfault (frame=0xfffffe2eb49c7550, > usermode=<value optimized out>) at /usr/src/sys/amd64/amd64/trap.c:676 > #6 0xffffffff80e979c5 in trap (frame=0xfffffe2eb49c7550) > at /usr/src/sys/amd64/amd64/trap.c:426 > #7 0xffffffff80e787d2 in calltrap () > at /usr/src/sys/amd64/amd64/exception.S:235 > #8 0xffffffff80e96273 in copystr () at /usr/src/sys/amd64/amd64/support.S:662 > #9 0xffffffff80b296eb in namei (ndp=0xfffffe2eb49c7900) > at /usr/src/sys/kern/vfs_lookup.c:165 > #10 0xffffffff80a4425c in kern_execve (td=0xfffff800ac6044b0, > args=0xfffffe2eb49c7a88, mac_p=<value optimized out>) > at /usr/src/sys/kern/kern_exec.c:432 > #11 0xffffffff81e935d4 in linux_common_execve (td=0xfffff800ac6044b0, > eargs=0xfffffe2eb49c7a88) > at /usr/src/sys/modules/linux_common/../../compat/linux/linux_emul.c:195 > #12 0xffffffff81e0503d in linux_execve (td=0xfffff800ac6044b0, > args=<value optimized out>) > at /usr/src/sys/modules/linux/../../amd64/linux32/linux32_machdep.c:151 > #13 0xffffffff80f9c9d8 in ia32_syscall (frame=0xfffffe2eb49c7c00) > at subr_syscall.c:133 > #14 0xffffffff80e78db5 in Xint0x80_syscall () at ia32_exception.S:73 > #15 0x0000000008048110 in ?? () > Previous frame inner to this frame (corrupt stack?) > Current language: auto; currently minimal CCing Dmitry..
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