6.0-RC1 crash
Robert Watson
rwatson at FreeBSD.org
Wed Oct 26 15:50:47 PDT 2005
On Wed, 26 Oct 2005, Evgueni V. Gavrilov wrote:
> #11 0xc06b2377 in vm_page_cowsetup (m=0xc106dfb8) at /usr/src/sys/vm/vm_page.c:1696
> No locals.
> #12 0xc05a86eb in socow_setup (m0=0xc8d2d400, uio=0xc7d2b440) at /usr/src/sys/kern/uipc_cow.c:131
> sf = (struct sf_buf *) 0x5fe5
> pp = 0xc106dfb8
> pa = 3238453176
> iov = (struct iovec *) 0x4
> vmspace = (struct vmspace *) 0xc3acaa80
> offset = 1435
> uva = 3238453176
> #13 0xc05accec in sosend (so=0xc61ae164, addr=0x0, uio=0xc7d2b440, top=0x0, control=0x0, flags=0, td=0xc3acaa80)
> at /usr/src/sys/kern/uipc_socket.c:748
> mp = (struct mbuf **) 0xeacc4c2c
> m = (struct mbuf *) 0xc8d2d400
> space = 24549
> len = 0
> resid = 89551
> clen = -925707264
> error = 128
> dontroute = 0
> atomic = 0
> cow_send = 0
Looks like you're running into a problem with zero-copy sockets. A number
of bug fixes were recently committed that address this problem, but do not
appear in 6.0-RC1. Hopefully they'll be in RC2, if not, then in the
release.
Robert N M Watson
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