Re: [2.6.2] Badness in futex_wait revisited

[Rusty Russell]

On Fri, 13 Feb 2004 13:13:35 -0800
Dirk Morris <dmorris@xxxxxxxxxxxx> wrote:

> In reference to this previous post:
> http://www.ussg.iu.edu/hypermail/linux/kernel/0401.1/1966.html
> 
> I also get:
> Feb 13 11:43:52 timmy kernel: Call Trace:
> Feb 13 11:43:52 timmy kernel:  [<c01387e1>] futex_wait+0x191/0x1a0
> Feb 13 11:43:52 timmy kernel:  [<c011e9e0>] default_wake_function+0x0/0x20
> Feb 13 11:43:52 timmy kernel:  [<c011e9e0>] default_wake_function+0x0/0x20
> Feb 13 11:43:52 timmy kernel:  [<c0138abb>] do_futex+0x6b/0x80
> Feb 13 11:43:52 timmy kernel:  [<c0138be6>] sys_futex+0x116/0x130
> Feb 13 11:43:52 timmy kernel:  [<c010959f>] syscall_call+0x7/0xb
> 
> I get this in 2.6.1 and 2.6.2.
> In userland a call to sem_wait returns with -1, and errno = -EINTR

Yes...

	Please send your config.  What's happening at the time?

(Andrew's patch was buggy, I fixed it and can send you an update).

Rusty.
-- 
   there are those who do and those who hang on and you don't see too
   many doers quoting their contemporaries.  -- Larry McVoy
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