svn commit: r284215 - in head/sys: amd64/linux32 compat/linux compat/svr4 dev/drm2/i915 fs/fdescfs i386/ibcs2 i386/linux kern ofed/drivers/infiniband/core ofed/drivers/infiniband/hw/mthca sys vm
Ivan Klymenko
fidaj at ukr.net
Wed Jun 10 13:33:31 UTC 2015
Wed, 10 Jun 2015 10:48:13 +0000 (UTC)
Mateusz Guzik <mjg at FreeBSD.org> написав:
> Author: mjg
> Date: Wed Jun 10 10:48:12 2015
> New Revision: 284215
> URL: https://svnweb.freebsd.org/changeset/base/284215
>
> Log:
> Implement lockless resource limits.
>
> Use the same scheme implemented to manage credentials.
>
> Code needing to look at process's credentials (as opposed to
> thred's) is provided with *_proc variants of relevant functions.
>
> Places which possibly had to take the proc lock anyway still use
> the proc pointer to access limits.
>
> Modified:
> head/sys/amd64/linux32/linux32_machdep.c
> head/sys/compat/linux/linux_misc.c
> head/sys/compat/svr4/imgact_svr4.c
> head/sys/compat/svr4/svr4_misc.c
> head/sys/compat/svr4/svr4_resource.c
> head/sys/dev/drm2/i915/i915_gem.c
> head/sys/fs/fdescfs/fdesc_vfsops.c
> head/sys/i386/ibcs2/ibcs2_misc.c
> head/sys/i386/linux/imgact_linux.c
> head/sys/i386/linux/linux_machdep.c
> head/sys/kern/imgact_aout.c
> head/sys/kern/imgact_elf.c
> head/sys/kern/imgact_gzip.c
> head/sys/kern/kern_descrip.c
> head/sys/kern/kern_event.c
> head/sys/kern/kern_exec.c
> head/sys/kern/kern_fork.c
> head/sys/kern/kern_proc.c
> head/sys/kern/kern_resource.c
> head/sys/kern/kern_sig.c
> head/sys/kern/kern_syscalls.c
> head/sys/kern/kern_thread.c
> head/sys/kern/subr_uio.c
> head/sys/kern/sysv_shm.c
> head/sys/kern/tty_pts.c
> head/sys/kern/uipc_sockbuf.c
> head/sys/kern/vfs_vnops.c
> head/sys/ofed/drivers/infiniband/core/umem.c
> head/sys/ofed/drivers/infiniband/hw/mthca/mthca_memfree.c
> head/sys/sys/proc.h
> head/sys/sys/resourcevar.h
> head/sys/sys/vnode.h
> head/sys/vm/swap_pager.c
> head/sys/vm/vm_map.c
> head/sys/vm/vm_mmap.c
> head/sys/vm/vm_pageout.c
> head/sys/vm/vm_unix.c
>
I have panic.
I not sure that it refers to a specific commit.
FreeBSD nonamehost.local 11.0-CURRENT FreeBSD 11.0-CURRENT #0 r284215M: Wed Jun 10 15:38:11 EEST 2015 ivan at nonamehost.local:/media/da0s1/obj/usr/src/sys/mk11 amd64
panic: page fault
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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 = 0; apic id = 00
fault virtual address = 0x80
fault code = supervisor read data, page not present
instruction pointer = 0x20:0xffffffff809cfbfa
stack pointer = 0x28:0xfffffe01aa4906c0
frame pointer = 0x28:0xfffffe01aa4906e0
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 = 4091 (npviewer.bin)
trap number = 12
panic: page fault
cpuid = 0
KDB: stack backtrace:
#0 0xffffffff80a17c27 at kdb_backtrace+0x67
#1 0xffffffff809d3f79 at vpanic+0x189
#2 0xffffffff809d3de3 at panic+0x43
#3 0xffffffff80e73b35 at trap_fatal+0x355
#4 0xffffffff80e73e6e at trap_pfault+0x31e
#5 0xffffffff80e734d4 at trap+0x464
#6 0xffffffff80e57422 at calltrap+0x8
#7 0xffffffff8097c942 at fdalloc+0x32
#8 0xffffffff8097cf95 at finstall+0x95
#9 0xffffffff80a99844 at kern_openat+0x3c4
#10 0xffffffff8229fe93 at linux_common_open+0xc3
#11 0xffffffff822a0068 at linux_open+0x58
#12 0xffffffff80f7408b at ia32_syscall+0x41b
#13 0xffffffff80e57a05 at Xint0x80_syscall+0x95
Uptime: 29m1s
Dumping 854 out of 6047 MB:..2%..12%..21%..32%..42%..51%..62%..72%..81%..92%
Reading symbols from /bootpool/boot/kernel/fdescfs.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/fdescfs.ko.symbols
Reading symbols from /bootpool/boot/kernel/linprocfs.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/linprocfs.ko.symbols
Reading symbols from /bootpool/boot/kernel/linux_common.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/linux_common.ko.symbols
Reading symbols from /bootpool/boot/kernel/linsysfs.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/linsysfs.ko.symbols
Reading symbols from /bootpool/boot/kernel/zfs.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/zfs.ko.symbols
Reading symbols from /bootpool/boot/kernel/opensolaris.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/opensolaris.ko.symbols
Reading symbols from /bootpool/boot/kernel/coretemp.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/coretemp.ko.symbols
Reading symbols from /bootpool/boot/kernel/ichwd.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/ichwd.ko.symbols
Reading symbols from /bootpool/boot/kernel/cpuctl.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/cpuctl.ko.symbols
Reading symbols from /bootpool/boot/kernel/aesni.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/aesni.ko.symbols
Reading symbols from /bootpool/boot/kernel/crypto.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/crypto.ko.symbols
Reading symbols from /bootpool/boot/kernel/cryptodev.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/cryptodev.ko.symbols
Reading symbols from /bootpool/boot/kernel/sem.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/sem.ko.symbols
Reading symbols from /bootpool/boot/kernel/accf_data.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/accf_data.ko.symbols
Reading symbols from /bootpool/boot/kernel/accf_http.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/accf_http.ko.symbols
Reading symbols from /bootpool/boot/kernel/accf_dns.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/accf_dns.ko.symbols
Reading symbols from /bootpool/boot/kernel/h_ertt.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/h_ertt.ko.symbols
Reading symbols from /bootpool/boot/kernel/cc_cdg.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/cc_cdg.ko.symbols
Reading symbols from /bootpool/boot/kernel/cc_chd.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/cc_chd.ko.symbols
Reading symbols from /bootpool/boot/kernel/cc_cubic.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/cc_cubic.ko.symbols
Reading symbols from /bootpool/boot/kernel/cc_hd.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/cc_hd.ko.symbols
Reading symbols from /bootpool/boot/kernel/cc_htcp.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/cc_htcp.ko.symbols
Reading symbols from /bootpool/boot/kernel/cc_vegas.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/cc_vegas.ko.symbols
Reading symbols from /bootpool/boot/kernel/aio.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/aio.ko.symbols
Reading symbols from /bootpool/boot/kernel/tmpfs.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/tmpfs.ko.symbols
Reading symbols from /bootpool/boot/kernel/fuse.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/fuse.ko.symbols
Reading symbols from /bootpool/boot/kernel/acpi_hp.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/acpi_hp.ko.symbols
Reading symbols from /bootpool/boot/kernel/acpi_wmi.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/acpi_wmi.ko.symbols
Reading symbols from /bootpool/boot/kernel/acpi_video.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/acpi_video.ko.symbols
Reading symbols from /bootpool/boot/kernel/linux.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/linux.ko.symbols
Reading symbols from /bootpool/boot/kernel/i915.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/i915.ko.symbols
Reading symbols from /bootpool/boot/kernel/drm.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/drm.ko.symbols
Reading symbols from /bootpool/boot/kernel/i915kms.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/i915kms.ko.symbols
Reading symbols from /bootpool/boot/kernel/drm2.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/drm2.ko.symbols
Reading symbols from /bootpool/boot/kernel/iicbus.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/iicbus.ko.symbols
Reading symbols from /bootpool/boot/kernel/iic.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/iic.ko.symbols
Reading symbols from /bootpool/boot/kernel/iicbb.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/iicbb.ko.symbols
Reading symbols from /bootpool/boot/kernel/smbus.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/smbus.ko.symbols
Reading symbols from /bootpool/boot/kernel/smb.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/smb.ko.symbols
Reading symbols from /bootpool/boot/kernel/ichsmb.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/ichsmb.ko.symbols
Reading symbols from /bootpool/boot/kernel/snd_uaudio.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/snd_uaudio.ko.symbols
Reading symbols from /boot/modules/cuse4bsd.ko...done.
Loaded symbols for /boot/modules/cuse4bsd.ko
Reading symbols from /bootpool/boot/kernel/ng_bt3c.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/ng_bt3c.ko.symbols
Reading symbols from /bootpool/boot/kernel/netgraph.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/netgraph.ko.symbols
Reading symbols from /bootpool/boot/kernel/ng_ubt.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/ng_ubt.ko.symbols
Reading symbols from /bootpool/boot/kernel/ng_hci.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/ng_hci.ko.symbols
Reading symbols from /bootpool/boot/kernel/ng_bluetooth.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/ng_bluetooth.ko.symbols
Reading symbols from /bootpool/boot/kernel/ubtbcmfw.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/ubtbcmfw.ko.symbols
Reading symbols from /bootpool/boot/kernel/cd9660_iconv.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/cd9660_iconv.ko.symbols
Reading symbols from /bootpool/boot/kernel/libiconv.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/libiconv.ko.symbols
Reading symbols from /bootpool/boot/kernel/wlan_xauth.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/wlan_xauth.ko.symbols
Reading symbols from /bootpool/boot/kernel/wlan_acl.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/wlan_acl.ko.symbols
Reading symbols from /bootpool/boot/kernel/libmchain.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/libmchain.ko.symbols
Reading symbols from /bootpool/boot/kernel/ums.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/ums.ko.symbols
Reading symbols from /boot/modules/vboxnetflt.ko...done.
Loaded symbols for /boot/modules/vboxnetflt.ko
Reading symbols from /boot/modules/vboxdrv.ko...done.
Loaded symbols for /boot/modules/vboxdrv.ko
Reading symbols from /bootpool/boot/kernel/ng_ether.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/ng_ether.ko.symbols
Reading symbols from /boot/modules/vboxnetadp.ko...done.
Loaded symbols for /boot/modules/vboxnetadp.ko
Reading symbols from /bootpool/boot/kernel/ng_btsocket.ko.symbols...done.
Loaded symbols for /bootpool/boot/kernel/ng_btsocket.ko.symbols
Reading symbols from /usr/local/modules/rtc.ko...done.
Loaded symbols for /usr/local/modules/rtc.ko
#0 doadump (textdump=<value optimized out>) at pcpu.h:221
221 pcpu.h: No such file or directory.
in pcpu.h
(kgdb) #0 doadump (textdump=<value optimized out>) at pcpu.h:221
#1 0xffffffff809d3a7d in kern_reboot (howto=260)
at /usr/src/sys/kern/kern_shutdown.c:447
#2 0xffffffff809d3fb8 in vpanic (fmt=<value optimized out>,
ap=<value optimized out>) at /usr/src/sys/kern/kern_shutdown.c:744
#3 0xffffffff809d3de3 in panic (fmt=0x0)
at /usr/src/sys/kern/kern_shutdown.c:675
#4 0xffffffff80e73b35 in trap_fatal (frame=<value optimized out>,
eva=<value optimized out>) at /usr/src/sys/amd64/amd64/trap.c:853
#5 0xffffffff80e73e6e in trap_pfault (frame=0xfffffe01aa490610,
usermode=<value optimized out>) at /usr/src/sys/amd64/amd64/trap.c:676
#6 0xffffffff80e734d4 in trap (frame=0xfffffe01aa490610)
at /usr/src/sys/amd64/amd64/trap.c:426
#7 0xffffffff80e57422 in calltrap ()
at /usr/src/sys/amd64/amd64/exception.S:235
#8 0xffffffff809cfbfa in lim_cur (td=0xfffff8010185e4c0, which=8)
at /usr/src/sys/kern/kern_resource.c:1209
#9 0xffffffff8097c942 in fdalloc (td=0xfffff8010185e4c0,
minfd=<value optimized out>, result=0xfffffe01aa4907dc)
at /usr/src/sys/kern/kern_descrip.c:790
#10 0xffffffff8097cf95 in finstall (td=0xfffff8010185e4c0,
fp=0xfffff80139e89870, fd=0xfffffe01aa4907dc, flags=1, fcaps=0x0)
at /usr/src/sys/kern/kern_descrip.c:1768
#11 0xffffffff80a99844 in kern_openat (td=0xfffff8010185e4c0, fd=-100,
path=0xfffff80016832400 "/compat/linux/proc/stat", pathseg=UIO_SYSSPACE,
flags=<value optimized out>, mode=<value optimized out>)
at /usr/src/sys/kern/vfs_syscalls.c:1158
#12 0xffffffff8229fe93 in linux_common_open (td=0xfffff8010185e4c0, dirfd=8,
path=0xfffff80016832400 "/compat/linux/proc/stat",
l_flags=<value optimized out>, mode=51)
at /usr/src/sys/modules/linux/../../compat/linux/linux_file.c:134
#13 0xffffffff822a0068 in linux_open (td=<value optimized out>,
args=<value optimized out>)
at /usr/src/sys/modules/linux/../../compat/linux/linux_file.c:211
#14 0xffffffff80f7408b in ia32_syscall (frame=0xfffffe01aa490ac0)
at subr_syscall.c:133
#15 0xffffffff80e57a05 in Xint0x80_syscall () at ia32_exception.S:73
#16 0x00000000ffffe452 in ?? ()
Previous frame inner to this frame (corrupt stack?)
Current language: auto; currently minimal
(kgdb)
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