Date: Thu, 22 Sep 2016 15:21:53 +0000 From: Ruslan Bukin <ruslan.bukin@cl.cam.ac.uk> To: Mariusz Zaborski <oshogbo@freebsd.org> Cc: src-committers <src-committers@freebsd.org>, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: Re: svn commit: r306174 - in head/sys: compat/cloudabi compat/linux kern netinet sys Message-ID: <20160922152153.GA70762@bsdpad.com> In-Reply-To: <CAGOYWV9Tf8n=u3ynhmSNqbLHGd1uGf_So-ScUNsNmxuX9B_6sA@mail.gmail.com> References: <201609220958.u8M9wkfh034759@repo.freebsd.org> <20160922143412.GA69951@bsdpad.com> <CAGOYWV_9hJpggps37fRB4pzYzSn4gSsv6n=xvvnkPfyvZGosMw@mail.gmail.com> <20160922145625.GA70214@bsdpad.com> <CAGOYWV9Tf8n=u3ynhmSNqbLHGd1uGf_So-ScUNsNmxuX9B_6sA@mail.gmail.com>
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Hi It reports nothing. Yes I use qemu: /home/rb743/dev/qemu/qemu/build1/mips64-softmmu/qemu-system-mips64 -M malta -kernel ~/obj/mips.mips64/home/rb743/dev/freebsd-mips/sys/MALTA64/kernel -hda /home/rb743/world-mips64eb/mips64eb.img -nographic -smp 1 -cpu 5kf -net nic -net user -m 2048M -redir tcp:4022::22 Ruslan On Thu, Sep 22, 2016 at 05:11:07PM +0200, Mariusz Zaborski wrote: > I tested it on the mips for Malta kernel and it's works fine. I will > try to do it on mips64, are you using qemu to test it? > What is ctrl + t reporting you? > > > On 22 September 2016 at 16:56, Ruslan Bukin <ruslan.bukin@cl.cam.ac.uk> wrote: > > May be. The next line should be > > /etc/rc: WARNING: $hostname is not set -- see rc.conf(5). > > > > but it hangs before this line > > > > Ruslan > > > > On Thu, Sep 22, 2016 at 04:39:16PM +0200, Mariusz Zaborski wrote: > >> Hi Ruslan, > >> > >> Does it hang on some network script? > >> > >> Thanks, > >> Mariusz > >> > >> > >> On 22 September 2016 at 16:34, Ruslan Bukin <ruslan.bukin@cl.cam.ac.uk> wrote: > >> > Hi Mariusz > >> > > >> > my MIPS64EB kernel stops booting with this > >> > > >> > somewhere here: > >> > [...] > >> > Starting file system checks: > >> > /dev/ada0: 20369 files, 794696 used, 7573573 free (933 frags, 946580 blocks, 0.0% fragmentation) > >> > Mounting local filesystems:. > >> > ELF ldconfig path: /lib /usr/lib /usr/lib/compat > >> > random: unblocking device. > >> > > >> > any idea ? (should I rebuild something?) > >> > > >> > thanks! > >> > > >> > Ruslan > >> > > >> > On Thu, Sep 22, 2016 at 09:58:46AM +0000, Mariusz Zaborski wrote: > >> >> Author: oshogbo > >> >> Date: Thu Sep 22 09:58:46 2016 > >> >> New Revision: 306174 > >> >> URL: https://svnweb.freebsd.org/changeset/base/306174 > >> >> > >> >> Log: > >> >> capsicum: propagate rights on accept(2) > >> >> > >> >> Descriptor returned by accept(2) should inherits capabilities rights from > >> >> the listening socket. > >> >> > >> >> PR: 201052 > >> >> Reviewed by: emaste, jonathan > >> >> Discussed with: many > >> >> Differential Revision: https://reviews.freebsd.org/D7724 > >> >> > >> >> Modified: > >> >> head/sys/compat/cloudabi/cloudabi_sock.c > >> >> head/sys/compat/linux/linux_socket.c > >> >> head/sys/kern/kern_sendfile.c > >> >> head/sys/kern/uipc_syscalls.c > >> >> head/sys/netinet/sctp_syscalls.c > >> >> head/sys/sys/socketvar.h > >> >> > >> >> Modified: head/sys/compat/cloudabi/cloudabi_sock.c > >> >> ============================================================================== > >> >> --- head/sys/compat/cloudabi/cloudabi_sock.c Thu Sep 22 09:33:22 2016 (r306173) > >> >> +++ head/sys/compat/cloudabi/cloudabi_sock.c Thu Sep 22 09:58:46 2016 (r306174) > >> >> @@ -210,7 +210,7 @@ cloudabi_sys_sock_stat_get(struct thread > >> >> int error; > >> >> > >> >> error = getsock_cap(td, uap->sock, cap_rights_init(&rights, > >> >> - CAP_GETSOCKOPT, CAP_GETPEERNAME, CAP_GETSOCKNAME), &fp, NULL); > >> >> + CAP_GETSOCKOPT, CAP_GETPEERNAME, CAP_GETSOCKNAME), &fp, NULL, NULL); > >> >> if (error != 0) > >> >> return (error); > >> >> so = fp->f_data; > >> >> > >> >> Modified: head/sys/compat/linux/linux_socket.c > >> >> ============================================================================== > >> >> --- head/sys/compat/linux/linux_socket.c Thu Sep 22 09:33:22 2016 (r306173) > >> >> +++ head/sys/compat/linux/linux_socket.c Thu Sep 22 09:58:46 2016 (r306174) > >> >> @@ -855,7 +855,7 @@ linux_accept_common(struct thread *td, i > >> >> if (error == EFAULT && namelen != sizeof(struct sockaddr_in)) > >> >> return (EINVAL); > >> >> if (error == EINVAL) { > >> >> - error1 = getsock_cap(td, s, &rights, &fp, NULL); > >> >> + error1 = getsock_cap(td, s, &rights, &fp, NULL, NULL); > >> >> if (error1 != 0) > >> >> return (error1); > >> >> so = fp->f_data; > >> >> > >> >> Modified: head/sys/kern/kern_sendfile.c > >> >> ============================================================================== > >> >> --- head/sys/kern/kern_sendfile.c Thu Sep 22 09:33:22 2016 (r306173) > >> >> +++ head/sys/kern/kern_sendfile.c Thu Sep 22 09:58:46 2016 (r306174) > >> >> @@ -502,7 +502,7 @@ sendfile_getsock(struct thread *td, int > >> >> * The socket must be a stream socket and connected. > >> >> */ > >> >> error = getsock_cap(td, s, cap_rights_init(&rights, CAP_SEND), > >> >> - sock_fp, NULL); > >> >> + sock_fp, NULL, NULL); > >> >> if (error != 0) > >> >> return (error); > >> >> *so = (*sock_fp)->f_data; > >> >> > >> >> Modified: head/sys/kern/uipc_syscalls.c > >> >> ============================================================================== > >> >> --- head/sys/kern/uipc_syscalls.c Thu Sep 22 09:33:22 2016 (r306173) > >> >> +++ head/sys/kern/uipc_syscalls.c Thu Sep 22 09:58:46 2016 (r306174) > >> >> @@ -89,20 +89,23 @@ static int sockargs(struct mbuf **, char > >> >> /* > >> >> * Convert a user file descriptor to a kernel file entry and check if required > >> >> * capability rights are present. > >> >> + * If required copy of current set of capability rights is returned. > >> >> * A reference on the file entry is held upon returning. > >> >> */ > >> >> int > >> >> getsock_cap(struct thread *td, int fd, cap_rights_t *rightsp, > >> >> - struct file **fpp, u_int *fflagp) > >> >> + struct file **fpp, u_int *fflagp, struct filecaps *havecapsp) > >> >> { > >> >> struct file *fp; > >> >> int error; > >> >> > >> >> - error = fget_unlocked(td->td_proc->p_fd, fd, rightsp, &fp, NULL); > >> >> + error = fget_cap(td, fd, rightsp, &fp, havecapsp); > >> >> if (error != 0) > >> >> return (error); > >> >> if (fp->f_type != DTYPE_SOCKET) { > >> >> fdrop(fp, td); > >> >> + if (havecapsp != NULL) > >> >> + filecaps_free(havecapsp); > >> >> return (ENOTSOCK); > >> >> } > >> >> if (fflagp != NULL) > >> >> @@ -188,7 +191,7 @@ kern_bindat(struct thread *td, int dirfd > >> >> AUDIT_ARG_FD(fd); > >> >> AUDIT_ARG_SOCKADDR(td, dirfd, sa); > >> >> error = getsock_cap(td, fd, cap_rights_init(&rights, CAP_BIND), > >> >> - &fp, NULL); > >> >> + &fp, NULL, NULL); > >> >> if (error != 0) > >> >> return (error); > >> >> so = fp->f_data; > >> >> @@ -235,7 +238,7 @@ sys_listen(struct thread *td, struct lis > >> >> > >> >> AUDIT_ARG_FD(uap->s); > >> >> error = getsock_cap(td, uap->s, cap_rights_init(&rights, CAP_LISTEN), > >> >> - &fp, NULL); > >> >> + &fp, NULL, NULL); > >> >> if (error == 0) { > >> >> so = fp->f_data; > >> >> #ifdef MAC > >> >> @@ -308,6 +311,7 @@ kern_accept4(struct thread *td, int s, s > >> >> struct file *headfp, *nfp = NULL; > >> >> struct sockaddr *sa = NULL; > >> >> struct socket *head, *so; > >> >> + struct filecaps fcaps; > >> >> cap_rights_t rights; > >> >> u_int fflag; > >> >> pid_t pgid; > >> >> @@ -318,7 +322,7 @@ kern_accept4(struct thread *td, int s, s > >> >> > >> >> AUDIT_ARG_FD(s); > >> >> error = getsock_cap(td, s, cap_rights_init(&rights, CAP_ACCEPT), > >> >> - &headfp, &fflag); > >> >> + &headfp, &fflag, &fcaps); > >> >> if (error != 0) > >> >> return (error); > >> >> head = headfp->f_data; > >> >> @@ -331,7 +335,8 @@ kern_accept4(struct thread *td, int s, s > >> >> if (error != 0) > >> >> goto done; > >> >> #endif > >> >> - error = falloc(td, &nfp, &fd, (flags & SOCK_CLOEXEC) ? O_CLOEXEC : 0); > >> >> + error = falloc_caps(td, &nfp, &fd, > >> >> + (flags & SOCK_CLOEXEC) ? O_CLOEXEC : 0, &fcaps); > >> >> if (error != 0) > >> >> goto done; > >> >> ACCEPT_LOCK(); > >> >> @@ -440,6 +445,8 @@ noconnection: > >> >> * a reference on nfp to the caller on success if they request it. > >> >> */ > >> >> done: > >> >> + if (nfp == NULL) > >> >> + filecaps_free(&fcaps); > >> >> if (fp != NULL) { > >> >> if (error == 0) { > >> >> *fp = nfp; > >> >> @@ -511,7 +518,7 @@ kern_connectat(struct thread *td, int di > >> >> AUDIT_ARG_FD(fd); > >> >> AUDIT_ARG_SOCKADDR(td, dirfd, sa); > >> >> error = getsock_cap(td, fd, cap_rights_init(&rights, CAP_CONNECT), > >> >> - &fp, NULL); > >> >> + &fp, NULL, NULL); > >> >> if (error != 0) > >> >> return (error); > >> >> so = fp->f_data; > >> >> @@ -754,7 +761,7 @@ kern_sendit(struct thread *td, int s, st > >> >> AUDIT_ARG_SOCKADDR(td, AT_FDCWD, mp->msg_name); > >> >> cap_rights_set(&rights, CAP_CONNECT); > >> >> } > >> >> - error = getsock_cap(td, s, &rights, &fp, NULL); > >> >> + error = getsock_cap(td, s, &rights, &fp, NULL, NULL); > >> >> if (error != 0) > >> >> return (error); > >> >> so = (struct socket *)fp->f_data; > >> >> @@ -923,7 +930,7 @@ kern_recvit(struct thread *td, int s, st > >> >> > >> >> AUDIT_ARG_FD(s); > >> >> error = getsock_cap(td, s, cap_rights_init(&rights, CAP_RECV), > >> >> - &fp, NULL); > >> >> + &fp, NULL, NULL); > >> >> if (error != 0) > >> >> return (error); > >> >> so = fp->f_data; > >> >> @@ -1198,7 +1205,7 @@ sys_shutdown(struct thread *td, struct s > >> >> > >> >> AUDIT_ARG_FD(uap->s); > >> >> error = getsock_cap(td, uap->s, cap_rights_init(&rights, CAP_SHUTDOWN), > >> >> - &fp, NULL); > >> >> + &fp, NULL, NULL); > >> >> if (error == 0) { > >> >> so = fp->f_data; > >> >> error = soshutdown(so, uap->how); > >> >> @@ -1257,7 +1264,7 @@ kern_setsockopt(struct thread *td, int s > >> >> > >> >> AUDIT_ARG_FD(s); > >> >> error = getsock_cap(td, s, cap_rights_init(&rights, CAP_SETSOCKOPT), > >> >> - &fp, NULL); > >> >> + &fp, NULL, NULL); > >> >> if (error == 0) { > >> >> so = fp->f_data; > >> >> error = sosetopt(so, &sopt); > >> >> @@ -1323,7 +1330,7 @@ kern_getsockopt(struct thread *td, int s > >> >> > >> >> AUDIT_ARG_FD(s); > >> >> error = getsock_cap(td, s, cap_rights_init(&rights, CAP_GETSOCKOPT), > >> >> - &fp, NULL); > >> >> + &fp, NULL, NULL); > >> >> if (error == 0) { > >> >> so = fp->f_data; > >> >> error = sogetopt(so, &sopt); > >> >> @@ -1376,7 +1383,7 @@ kern_getsockname(struct thread *td, int > >> >> > >> >> AUDIT_ARG_FD(fd); > >> >> error = getsock_cap(td, fd, cap_rights_init(&rights, CAP_GETSOCKNAME), > >> >> - &fp, NULL); > >> >> + &fp, NULL, NULL); > >> >> if (error != 0) > >> >> return (error); > >> >> so = fp->f_data; > >> >> @@ -1463,7 +1470,7 @@ kern_getpeername(struct thread *td, int > >> >> > >> >> AUDIT_ARG_FD(fd); > >> >> error = getsock_cap(td, fd, cap_rights_init(&rights, CAP_GETPEERNAME), > >> >> - &fp, NULL); > >> >> + &fp, NULL, NULL); > >> >> if (error != 0) > >> >> return (error); > >> >> so = fp->f_data; > >> >> > >> >> Modified: head/sys/netinet/sctp_syscalls.c > >> >> ============================================================================== > >> >> --- head/sys/netinet/sctp_syscalls.c Thu Sep 22 09:33:22 2016 (r306173) > >> >> +++ head/sys/netinet/sctp_syscalls.c Thu Sep 22 09:58:46 2016 (r306174) > >> >> @@ -248,7 +248,7 @@ sys_sctp_generic_sendmsg (td, uap) > >> >> } > >> >> > >> >> AUDIT_ARG_FD(uap->sd); > >> >> - error = getsock_cap(td, uap->sd, &rights, &fp, NULL); > >> >> + error = getsock_cap(td, uap->sd, &rights, &fp, NULL, NULL); > >> >> if (error != 0) > >> >> goto sctp_bad; > >> >> #ifdef KTRACE > >> >> @@ -361,7 +361,7 @@ sys_sctp_generic_sendmsg_iov(td, uap) > >> >> } > >> >> > >> >> AUDIT_ARG_FD(uap->sd); > >> >> - error = getsock_cap(td, uap->sd, &rights, &fp, NULL); > >> >> + error = getsock_cap(td, uap->sd, &rights, &fp, NULL, NULL); > >> >> if (error != 0) > >> >> goto sctp_bad1; > >> >> > >> >> @@ -477,7 +477,7 @@ sys_sctp_generic_recvmsg(td, uap) > >> >> > >> >> AUDIT_ARG_FD(uap->sd); > >> >> error = getsock_cap(td, uap->sd, cap_rights_init(&rights, CAP_RECV), > >> >> - &fp, NULL); > >> >> + &fp, NULL, NULL); > >> >> if (error != 0) > >> >> return (error); > >> >> #ifdef COMPAT_FREEBSD32 > >> >> > >> >> Modified: head/sys/sys/socketvar.h > >> >> ============================================================================== > >> >> --- head/sys/sys/socketvar.h Thu Sep 22 09:33:22 2016 (r306173) > >> >> +++ head/sys/sys/socketvar.h Thu Sep 22 09:58:46 2016 (r306174) > >> >> @@ -321,6 +321,7 @@ extern u_long sb_max; > >> >> extern so_gen_t so_gencnt; > >> >> > >> >> struct file; > >> >> +struct filecaps; > >> >> struct filedesc; > >> >> struct mbuf; > >> >> struct sockaddr; > >> >> @@ -340,7 +341,7 @@ struct uio; > >> >> */ > >> >> int getsockaddr(struct sockaddr **namp, caddr_t uaddr, size_t len); > >> >> int getsock_cap(struct thread *td, int fd, cap_rights_t *rightsp, > >> >> - struct file **fpp, u_int *fflagp); > >> >> + struct file **fpp, u_int *fflagp, struct filecaps *havecaps); > >> >> void soabort(struct socket *so); > >> >> int soaccept(struct socket *so, struct sockaddr **nam); > >> >> void soaio_enqueue(struct task *task); > >> >> >
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