LOR with today's RELENG_6
dudu at dudu.ro
Thu Nov 9 14:13:53 UTC 2006
On 11/9/06, Vlad Galu <dudu at dudu.ro> wrote:
> On 11/9/06, Vlad Galu <dudu at dudu.ro> wrote:
> > -- cut here --
> > lock order reversal:
> > 1st 0xffffffff80501ba0 cdev (cdev) @ kern/kern_conf.c:61
> > 2nd 0xffffffff858d20f8 sleep mtxpool (sleep mtxpool) @ kern/kern_prot.c:1877
> > KDB: stack backtrace:
> > witness_checkorder() at witness_checkorder+0x4d2
> > _mtx_lock_flags() at _mtx_lock_flags+0x5c
> > crhold() at crhold+0x26
> > make_dev_credv() at make_dev_credv+0xb0
> > make_dev_cred() at make_dev_cred+0x8e
> > pty_clone() at pty_clone+0xcd
> > devfs_lookup() at devfs_lookup+0x55e
> > VOP_LOOKUP_APV() at VOP_LOOKUP_APV+0x7e
> > lookup() at lookup+0x351
> > namei() at namei+0x399
> > vn_open_cred() at vn_open_cred+0x1e0
> > kern_open() at kern_open+0xfd
> > open() at open+0x25
> > syscall() at syscall+0x4a1
> > Xfast_syscall() at Xfast_syscall+0xa8
> > --- syscall (5, FreeBSD ELF64, open), rip = 0x2168fe1c, rsp =
> > 0x7fffffffde58, rbp = 0x40 ---
> > -- and here --
> > -STABLE hasn't been that stable lately :(
> Ahm, it's on the list already, at position #187.
Reported by yours truly, even. I need some sleep :(
If it's there, and you can see it, it's real.
If it's not there, and you can see it, it's virtual.
If it's there, and you can't see it, it's transparent.
If it's not there, and you can't see it, you erased it.
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