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From: Max Filippov <jcmvbkbc@gmail.com>
To: Kees Cook <keescook@chromium.org>
Cc: LKML <linux-kernel@vger.kernel.org>,
	Thadeu Lima de Souza Cascardo <cascardo@canonical.com>,
	Michael Ellerman <mpe@ellerman.id.au>,
	Christian Brauner <christian@brauner.io>,
	Andy Lutomirski <luto@amacapital.net>,
	Will Drewry <wad@chromium.org>,
	linux-kselftest@vger.kernel.org, linux-mips@vger.kernel.org,
	"open list:TENSILICA XTENSA PORT (xtensa)" 
	<linux-xtensa@linux-xtensa.org>,
	linux-arm-kernel@lists.infradead.org,
	linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH 00/15] selftests/seccomp: Refactor change_syscall()
Date: Tue, 15 Sep 2020 01:45:30 -0700	[thread overview]
Message-ID: <CAMo8BfLsKgnRutWAMX0O8yK7nZbBJJLeJXVSQRR0NQin9PfuPg@mail.gmail.com> (raw)
In-Reply-To: <20200912110820.597135-1-keescook@chromium.org>

Hello,

On Sat, Sep 12, 2020 at 4:08 AM Kees Cook <keescook@chromium.org> wrote:
> This refactors the seccomp selftest macros used in change_syscall(),
> in an effort to remove special cases for mips, arm, arm64, and xtensa,
> which paves the way for powerpc fixes.
>
> I'm not entirely done testing, but all-arch build tests and x86_64
> selftests pass. I'll be doing arm, arm64, and i386 selftests shortly,
> but I currently don't have an easy way to check xtensa, mips, nor
> powerpc. Any help there would be appreciated!

I've built and tested this series on xtensa. I had to disable two tests:
user_notification_addfd and user_notification_addfd_rlimit because
they use memfd_create and prlimit which are not available in uClibc.
With this change I've got all 86 tests passing with the following log:

./seccomp_bpf
TAP version 13
1..86
# Starting 86 tests from 7 test cases.
#  RUN           TRAP.dfl ...
#            OK  TRAP.dfl
ok 1 TRAP.dfl
#  RUN           TRAP.ign ...
#            OK  TRAP.ign
ok 2 TRAP.ign
#  RUN           TRAP.handler ...
#            OK  TRAP.handler
ok 3 TRAP.handler
#  RUN           precedence.allow_ok ...
#            OK  precedence.allow_ok
ok 4 precedence.allow_ok
#  RUN           precedence.kill_is_highest ...
#            OK  precedence.kill_is_highest
ok 5 precedence.kill_is_highest
#  RUN           precedence.kill_is_highest_in_any_order ...
#            OK  precedence.kill_is_highest_in_any_order
ok 6 precedence.kill_is_highest_in_any_order
#  RUN           precedence.trap_is_second ...
#            OK  precedence.trap_is_second
ok 7 precedence.trap_is_second
#  RUN           precedence.trap_is_second_in_any_order ...
#            OK  precedence.trap_is_second_in_any_order
ok 8 precedence.trap_is_second_in_any_order
#  RUN           precedence.errno_is_third ...
#            OK  precedence.errno_is_third
ok 9 precedence.errno_is_third
#  RUN           precedence.errno_is_third_in_any_order ...
#            OK  precedence.errno_is_third_in_any_order
ok 10 precedence.errno_is_third_in_any_order
#  RUN           precedence.trace_is_fourth ...
#            OK  precedence.trace_is_fourth
ok 11 precedence.trace_is_fourth
#  RUN           precedence.trace_is_fourth_in_any_order ...
#            OK  precedence.trace_is_fourth_in_any_order
ok 12 precedence.trace_is_fourth_in_any_order
#  RUN           precedence.log_is_fifth ...
#            OK  precedence.log_is_fifth
ok 13 precedence.log_is_fifth
#  RUN           precedence.log_is_fifth_in_any_order ...
#            OK  precedence.log_is_fifth_in_any_order
ok 14 precedence.log_is_fifth_in_any_order
#  RUN           TRACE_poke.read_has_side_effects ...
#            OK  TRACE_poke.read_has_side_effects
ok 15 TRACE_poke.read_has_side_effects
#  RUN           TRACE_poke.getpid_runs_normally ...
#            OK  TRACE_poke.getpid_runs_normally
ok 16 TRACE_poke.getpid_runs_normally
#  RUN           TRACE_syscall.ptrace.negative_ENOSYS ...
#            OK  TRACE_syscall.ptrace.negative_ENOSYS
ok 17 TRACE_syscall.ptrace.negative_ENOSYS
#  RUN           TRACE_syscall.ptrace.syscall_allowed ...
#            OK  TRACE_syscall.ptrace.syscall_allowed
ok 18 TRACE_syscall.ptrace.syscall_allowed
#  RUN           TRACE_syscall.ptrace.syscall_redirected ...
#            OK  TRACE_syscall.ptrace.syscall_redirected
ok 19 TRACE_syscall.ptrace.syscall_redirected
#  RUN           TRACE_syscall.ptrace.syscall_errno ...
#            OK  TRACE_syscall.ptrace.syscall_errno
ok 20 TRACE_syscall.ptrace.syscall_errno
#  RUN           TRACE_syscall.ptrace.syscall_faked ...
#            OK  TRACE_syscall.ptrace.syscall_faked
ok 21 TRACE_syscall.ptrace.syscall_faked
#  RUN           TRACE_syscall.ptrace.skip_after ...
#            OK  TRACE_syscall.ptrace.skip_after
ok 22 TRACE_syscall.ptrace.skip_after
#  RUN           TRACE_syscall.ptrace.kill_after ...
#            OK  TRACE_syscall.ptrace.kill_after
ok 23 TRACE_syscall.ptrace.kill_after
#  RUN           TRACE_syscall.seccomp.negative_ENOSYS ...
#            OK  TRACE_syscall.seccomp.negative_ENOSYS
ok 24 TRACE_syscall.seccomp.negative_ENOSYS
#  RUN           TRACE_syscall.seccomp.syscall_allowed ...
#            OK  TRACE_syscall.seccomp.syscall_allowed
ok 25 TRACE_syscall.seccomp.syscall_allowed
#  RUN           TRACE_syscall.seccomp.syscall_redirected ...
#            OK  TRACE_syscall.seccomp.syscall_redirected
ok 26 TRACE_syscall.seccomp.syscall_redirected
#  RUN           TRACE_syscall.seccomp.syscall_errno ...
#            OK  TRACE_syscall.seccomp.syscall_errno
ok 27 TRACE_syscall.seccomp.syscall_errno
#  RUN           TRACE_syscall.seccomp.syscall_faked ...
#            OK  TRACE_syscall.seccomp.syscall_faked
ok 28 TRACE_syscall.seccomp.syscall_faked
#  RUN           TRACE_syscall.seccomp.skip_after ...
#            OK  TRACE_syscall.seccomp.skip_after
ok 29 TRACE_syscall.seccomp.skip_after
#  RUN           TRACE_syscall.seccomp.kill_after ...
#            OK  TRACE_syscall.seccomp.kill_after
ok 30 TRACE_syscall.seccomp.kill_after
#  RUN           TSYNC.siblings_fail_prctl ...
#            OK  TSYNC.siblings_fail_prctl
ok 31 TSYNC.siblings_fail_prctl
#  RUN           TSYNC.two_siblings_with_ancestor ...
#            OK  TSYNC.two_siblings_with_ancestor
ok 32 TSYNC.two_siblings_with_ancestor
#  RUN           TSYNC.two_sibling_want_nnp ...
#            OK  TSYNC.two_sibling_want_nnp
ok 33 TSYNC.two_sibling_want_nnp
#  RUN           TSYNC.two_siblings_with_no_filter ...
#            OK  TSYNC.two_siblings_with_no_filter
ok 34 TSYNC.two_siblings_with_no_filter
#  RUN           TSYNC.two_siblings_with_one_divergence ...
#            OK  TSYNC.two_siblings_with_one_divergence
ok 35 TSYNC.two_siblings_with_one_divergence
#  RUN           TSYNC.two_siblings_with_one_divergence_no_tid_in_err ...
#            OK  TSYNC.two_siblings_with_one_divergence_no_tid_in_err
ok 36 TSYNC.two_siblings_with_one_divergence_no_tid_in_err
#  RUN           TSYNC.two_siblings_not_under_filter ...
#            OK  TSYNC.two_siblings_not_under_filter
ok 37 TSYNC.two_siblings_not_under_filter
#  RUN           global.kcmp ...
#            OK  global.kcmp
ok 38 global.kcmp
#  RUN           global.mode_strict_support ...
#            OK  global.mode_strict_support
ok 39 global.mode_strict_support
#  RUN           global.mode_strict_cannot_call_prctl ...
#            OK  global.mode_strict_cannot_call_prctl
ok 40 global.mode_strict_cannot_call_prctl
#  RUN           global.no_new_privs_support ...
#            OK  global.no_new_privs_support
ok 41 global.no_new_privs_support
#  RUN           global.mode_filter_support ...
#            OK  global.mode_filter_support
ok 42 global.mode_filter_support
#  RUN           global.mode_filter_without_nnp ...
#            OK  global.mode_filter_without_nnp
ok 43 global.mode_filter_without_nnp
#  RUN           global.filter_size_limits ...
#            OK  global.filter_size_limits
ok 44 global.filter_size_limits
#  RUN           global.filter_chain_limits ...
#            OK  global.filter_chain_limits
ok 45 global.filter_chain_limits
#  RUN           global.mode_filter_cannot_move_to_strict ...
#            OK  global.mode_filter_cannot_move_to_strict
ok 46 global.mode_filter_cannot_move_to_strict
#  RUN           global.mode_filter_get_seccomp ...
#            OK  global.mode_filter_get_seccomp
ok 47 global.mode_filter_get_seccomp
#  RUN           global.ALLOW_all ...
#            OK  global.ALLOW_all
ok 48 global.ALLOW_all
#  RUN           global.empty_prog ...
#            OK  global.empty_prog
ok 49 global.empty_prog
#  RUN           global.log_all ...
#            OK  global.log_all
ok 50 global.log_all
#  RUN           global.unknown_ret_is_kill_inside ...
#            OK  global.unknown_ret_is_kill_inside
ok 51 global.unknown_ret_is_kill_inside
#  RUN           global.unknown_ret_is_kill_above_allow ...
#            OK  global.unknown_ret_is_kill_above_allow
ok 52 global.unknown_ret_is_kill_above_allow
#  RUN           global.KILL_all ...
#            OK  global.KILL_all
ok 53 global.KILL_all
#  RUN           global.KILL_one ...
#            OK  global.KILL_one
ok 54 global.KILL_one
#  RUN           global.KILL_one_arg_one ...
#            OK  global.KILL_one_arg_one
ok 55 global.KILL_one_arg_one
#  RUN           global.KILL_one_arg_six ...
#            OK  global.KILL_one_arg_six
ok 56 global.KILL_one_arg_six
#  RUN           global.KILL_thread ...
#            OK  global.KILL_thread
ok 57 global.KILL_thread
#  RUN           global.KILL_process ...
#            OK  global.KILL_process
ok 58 global.KILL_process
#  RUN           global.arg_out_of_range ...
#            OK  global.arg_out_of_range
ok 59 global.arg_out_of_range
#  RUN           global.ERRNO_valid ...
#            OK  global.ERRNO_valid
ok 60 global.ERRNO_valid
#  RUN           global.ERRNO_zero ...
#            OK  global.ERRNO_zero
ok 61 global.ERRNO_zero
#  RUN           global.ERRNO_capped ...
#            OK  global.ERRNO_capped
ok 62 global.ERRNO_capped
#  RUN           global.ERRNO_order ...
#            OK  global.ERRNO_order
ok 63 global.ERRNO_order
#  RUN           global.negative_ENOSYS ...
#            OK  global.negative_ENOSYS
ok 64 global.negative_ENOSYS
#  RUN           global.seccomp_syscall ...
#            OK  global.seccomp_syscall
ok 65 global.seccomp_syscall
#  RUN           global.seccomp_syscall_mode_lock ...
#            OK  global.seccomp_syscall_mode_lock
ok 66 global.seccomp_syscall_mode_lock
#  RUN           global.detect_seccomp_filter_flags ...
#            OK  global.detect_seccomp_filter_flags
ok 67 global.detect_seccomp_filter_flags
#  RUN           global.TSYNC_first ...
#            OK  global.TSYNC_first
ok 68 global.TSYNC_first
#  RUN           global.syscall_restart ...
#            OK  global.syscall_restart
ok 69 global.syscall_restart
#  RUN           global.filter_flag_log ...
#            OK  global.filter_flag_log
ok 70 global.filter_flag_log
#  RUN           global.get_action_avail ...
#            OK  global.get_action_avail
ok 71 global.get_action_avail
#  RUN           global.get_metadata ...
#            OK  global.get_metadata
ok 72 global.get_metadata
#  RUN           global.user_notification_basic ...
#            OK  global.user_notification_basic
ok 73 global.user_notification_basic
#  RUN           global.user_notification_with_tsync ...
#            OK  global.user_notification_with_tsync
ok 74 global.user_notification_with_tsync
#  RUN           global.user_notification_kill_in_middle ...
#            OK  global.user_notification_kill_in_middle
ok 75 global.user_notification_kill_in_middle
#  RUN           global.user_notification_signal ...
#            OK  global.user_notification_signal
ok 76 global.user_notification_signal
#  RUN           global.user_notification_closed_listener ...
#            OK  global.user_notification_closed_listener
ok 77 global.user_notification_closed_listener
#  RUN           global.user_notification_child_pid_ns ...
#            OK  global.user_notification_child_pid_ns
ok 78 global.user_notification_child_pid_ns
#  RUN           global.user_notification_sibling_pid_ns ...
#            OK  global.user_notification_sibling_pid_ns
ok 79 global.user_notification_sibling_pid_ns
#  RUN           global.user_notification_fault_recv ...
#            OK  global.user_notification_fault_recv
ok 80 global.user_notification_fault_recv
#  RUN           global.seccomp_get_notif_sizes ...
#            OK  global.seccomp_get_notif_sizes
ok 81 global.seccomp_get_notif_sizes
#  RUN           global.user_notification_continue ...
#            OK  global.user_notification_continue
ok 82 global.user_notification_continue
#  RUN           global.user_notification_filter_empty ...
#            OK  global.user_notification_filter_empty
ok 83 global.user_notification_filter_empty
#  RUN           global.user_notification_filter_empty_threaded ...
#            OK  global.user_notification_filter_empty_threaded
ok 84 global.user_notification_filter_empty_threaded
#  RUN           global.user_notification_addfd ...
#            OK  global.user_notification_addfd
ok 85 global.user_notification_addfd
#  RUN           global.user_notification_addfd_rlimit ...
#            OK  global.user_notification_addfd_rlimit
ok 86 global.user_notification_addfd_rlimit
# PASSED: 86 / 86 tests passed.
# Totals: pass:86 fail:0 xfail:0 xpass:0 skip:0 error:0

-- 
Thanks.
-- Max

      parent reply	other threads:[~2020-09-15  8:45 UTC|newest]

Thread overview: 39+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-12 11:08 [PATCH 00/15] selftests/seccomp: Refactor change_syscall() Kees Cook
2020-09-12 11:08 ` [PATCH 01/15] selftests/seccomp: Refactor arch register macros to avoid xtensa special case Kees Cook
2020-09-15 15:51   ` Christian Brauner
2020-09-12 11:08 ` [PATCH 02/15] selftests/seccomp: Provide generic syscall setting macro Kees Cook
2020-09-15 15:53   ` Christian Brauner
2020-09-12 11:08 ` [PATCH 03/15] selftests/seccomp: mips: Define SYSCALL_NUM_SET macro Kees Cook
2020-09-15 15:55   ` Christian Brauner
2020-09-18 22:00     ` Kees Cook
2020-09-12 11:08 ` [PATCH 04/15] selftests/seccomp: arm: " Kees Cook
2020-09-15 15:56   ` Christian Brauner
2020-09-12 11:08 ` [PATCH 05/15] selftests/seccomp: arm64: " Kees Cook
2020-09-15 15:58   ` Christian Brauner
2020-09-12 11:08 ` [PATCH 06/15] selftests/seccomp: mips: Remove O32-specific macro Kees Cook
2020-09-15 16:00   ` Christian Brauner
2020-09-12 11:08 ` [PATCH 07/15] selftests/seccomp: Remove syscall setting #ifdefs Kees Cook
2020-09-15 16:01   ` Christian Brauner
2020-09-12 11:08 ` [PATCH 08/15] selftests/seccomp: Convert HAVE_GETREG into ARCH_GETREG/ARCH_SETREG Kees Cook
2020-09-15 16:03   ` Christian Brauner
2020-09-12 11:08 ` [PATCH 09/15] selftests/seccomp: Convert REGSET calls " Kees Cook
2020-09-15 16:05   ` Christian Brauner
2020-09-12 11:08 ` [PATCH 10/15] selftests/seccomp: Avoid redundant register flushes Kees Cook
2020-09-15 16:08   ` Christian Brauner
2020-09-12 11:08 ` [PATCH 11/15] selftests/seccomp: Remove SYSCALL_NUM_RET_SHARE_REG in favor of SYSCALL_RET_SET Kees Cook
2020-09-15 16:11   ` Christian Brauner
2020-09-12 11:08 ` [PATCH 12/15] selftests/seccomp: powerpc: Fix seccomp return value testing Kees Cook
2020-09-14  3:38   ` Michael Ellerman
2020-09-12 11:08 ` [PATCH 13/15] selftests/seccomp: powerpc: Set syscall return during ptrace syscall exit Kees Cook
2020-09-14  5:47   ` Michael Ellerman
2020-09-14 20:20     ` Kees Cook
2020-09-12 11:08 ` [PATCH 14/15] selftests/clone3: Avoid OS-defined clone_args Kees Cook
2020-09-15 16:25   ` Christian Brauner
2020-09-18 22:00     ` Kees Cook
2020-09-12 11:08 ` [PATCH 15/15] selftests/seccomp: Use __NR_mknodat instead of __NR_mknod Kees Cook
2020-09-15 16:16   ` Christian Brauner
2020-09-14 12:15 ` [PATCH 00/15] selftests/seccomp: Refactor change_syscall() Michael Ellerman
2020-09-14 20:32   ` Kees Cook
2020-09-15 11:12     ` Max Filippov
2020-09-15 12:52     ` Michael Ellerman
2020-09-15  8:45 ` Max Filippov [this message]

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