Re: URGENT: RNG broken for last 4 months

From: Fabian Keil <freebsd-listen_at_fabiankeil.de>
Date: Tue, 17 Feb 2015 23:19:08 +0100
John-Mark Gurney <jmg_at_funkthat.com> wrote:

> If you are running a current kernel r273872 or later, please upgrade
> your kernel to r278907 or later immediately and regenerate keys.

I tried ...

start_init: trying /sbin/init
<118>[20] Setting hostuuid: [...]
<118>[20] Setting hostid: [...
[20] 
[20] 
[20] Fatal trap 12: page fault while in kernel mode
[20] cpuid = 1; apic id = 01
[20] fault virtual address	= 0xfffff7ff1defb51c
[20] fault code		= supervisor read data, page not present
[20] instruction pointer	= 0x20:0xffffffff819eaed5
[20] stack pointer	        = 0x28:0xfffffe009397b890
[20] frame pointer	        = 0x28:0xfffffe009397b8d0
[20] code segment		= base 0x0, limit 0xfffff, type 0x1b
[20] 			= DPL 0, pres 1, long 1, def32 0, gran 1
[20] processor eflags	= interrupt enabled, resume, IOPL = 0
[20] current process		= 43 (zfs)
[...]
) at pcpu.h:219
219	pcpu.h: No such file or directory.
	in pcpu.h
(kgdb) where
#0  doadump (textdump=Unhandled dwarf expression opcode 0x93
) at pcpu.h:219
#1  0xffffffff8031539e in db_dump (dummy=<value optimized out>, dummy2=Unhandled dwarf expression opcode 0x93
) at /usr/src/sys/ddb/db_command.c:533
#2  0xffffffff80314e7c in db_command (cmd_table=0x0) at /usr/src/sys/ddb/db_command.c:440
#3  0xffffffff80314be4 in db_command_loop () at /usr/src/sys/ddb/db_command.c:493
#4  0xffffffff803177a0 in db_trap (type=<value optimized out>, code=Unhandled dwarf expression opcode 0x93
) at /usr/src/sys/ddb/db_main.c:251
#5  0xffffffff805ff8ee in kdb_trap (type=Unhandled dwarf expression opcode 0x93
) at /usr/src/sys/kern/subr_kdb.c:654
#6  0xffffffff80889db9 in trap_fatal (frame=0xfffffe009397b7e0, eva=<value optimized out>) at /usr/src/sys/amd64/amd64/trap.c:856
#7  0xffffffff8088a131 in trap_pfault (frame=0xfffffe009397b7e0, usermode=<value optimized out>) at /usr/src/sys/amd64/amd64/trap.c:678
#8  0xffffffff8088976e in trap (frame=0xfffffe009397b7e0) at /usr/src/sys/amd64/amd64/trap.c:426
#9  0xffffffff8086cd82 in calltrap () at /usr/src/sys/amd64/amd64/exception.S:235
#10 0xffffffff819eaed5 in vdev_mirror_dva_select (zio=0xfffff80006549398, p=-974039959) at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_mirror.c:317
#11 0xffffffff819eae4a in vdev_mirror_preferred_child_randomize (zio=0xfffff80006549398) at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_mirror.c:334
#12 0xffffffff819eaba1 in vdev_mirror_child_select (zio=0xfffff80006549398) at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_mirror.c:404
#13 0xffffffff819ea177 in vdev_mirror_io_start (zio=0xfffff80006549398) at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_mirror.c:460
#14 0xffffffff81a1d73d in zio_vdev_io_start (zio=0xfffff80006549398) at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:2680
#15 0xffffffff81a19c14 in zio_execute (zio=0xfffff80006549398) at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1499
#16 0xffffffff81a18945 in zio_wait (zio=0xfffff80006549398) at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1523
#17 0xffffffff81938db2 in arc_read (pio=0x0, spa=0xfffff8000634e000, bp=0xfffff800065c5048, done=0xffffffff81937ae0 <arc_getbuf_func>, private=0xfffff800065c9410, priority=ZIO_PRIORITY_SYNC_READ, 
    zio_flags=128, arc_flags=0xfffffe009397c004, zb=0xfffffe009397bfe0) at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/arc.c:3610
#18 0xffffffff81964326 in dmu_objset_open_impl (spa=0xfffff8000634e000, ds=0x0, bp=0xfffff800065c5048, osp=0xfffff800065c5008) at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dmu_objset.c:307
#19 0xffffffff81991404 in dsl_pool_init (spa=0xfffff8000634e000, txg=1056266109, dpp=0xfffff8000634e2e8) at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dsl_pool.c:282
#20 0xffffffff819c8b08 in spa_load_impl (spa=0xfffff8000634e000, pool_guid=4830954193867998892, config=0xfffff80002599ee0, state=SPA_LOAD_OPEN, type=SPA_IMPORT_EXISTING, mosconfig=0, 
    ereport=0xfffffe009397c4e0) at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa.c:2406
#21 0xffffffff819c0987 in spa_load (spa=0xfffff8000634e000, state=SPA_LOAD_OPEN, type=SPA_IMPORT_EXISTING, mosconfig=0) at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa.c:2178
#22 0xffffffff819bfda9 in spa_load_best (spa=0xfffff8000634e000, state=SPA_LOAD_OPEN, mosconfig=0, max_request=18446744073709551615, rewind_flags=1)
    at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa.c:2903
#23 0xffffffff819babe9 in spa_open_common (pool=0xfffffe0003232000 "tank", spapp=0xfffffe009397c6f0, tag=0xffffffff81ade789, nvpolicy=0x0, config=0x0)
    at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa.c:3026
#24 0xffffffff819bafcb in spa_open (name=0xfffffe0003232000 "tank", spapp=0xfffffe009397c6f0, tag=0xffffffff81ade789) at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa.c:3111
#25 0xffffffff81a3aa4f in pool_status_check (name=0xfffffe0003232000 "tank", type=DATASET_NAME, check=POOL_CHECK_SUSPENDED) at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_ioctl.c:5825
#26 0xffffffff81a3c650 in zfsdev_ioctl (dev=0xfffff80002735000, zcmd=3222821394, arg=0xfffffe009397ca20 "\004", flag=3, td=0xfffff800063a5000)
    at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_ioctl.c:6121
#27 0xffffffff804816bb in devfs_ioctl_f (fp=0xfffff8000637a690, com=3222821394, data=0xfffffe009397ca20, cred=<value optimized out>, td=0xfffff800063a5000) at /usr/src/sys/fs/devfs/devfs_vnops.c:775
#28 0xffffffff8061c201 in kern_ioctl (td=0xfffff800063a5000, fd=<value optimized out>, com=3320927337, data=<value optimized out>) at file.h:318
#29 0xffffffff8061bd53 in sys_ioctl (td=0xfffff800063a5000, uap=0xfffffe009397cb80) at /usr/src/sys/kern/sys_generic.c:718
#30 0xffffffff8088a827 in amd64_syscall (td=0xfffff800063a5000, traced=0) at subr_syscall.c:133
#31 0xffffffff8086d06b in Xfast_syscall () at /usr/src/sys/amd64/amd64/exception.S:395
#32 0x0000000801a109ea in ?? ()

This is r278907 cherry-picked on top of r278691 (my previous current)
and a bunch of unrelated local patches that did not change.

I don't have time to look into this right now, but will do so tomorrow.

Fabian

Received on Tue Feb 17 2015 - 21:19:09 UTC

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