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charset=UTF-8 Content-Transfer-Encoding: 7bit X-Rspam-User: X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: D5E641C001A X-Stat-Signature: bpgijp8pnztgb6zq47efssg7ooocibpw X-HE-Tag: 1719303905-897323 X-HE-Meta: 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 K5kP7Isk 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 25/6/24 14:55, kernel test robot wrote: > > > Hello, > > kernel test robot noticed "test-bpf.Tail_call_count_preserved_across_function_calls.fail" on: > > commit: f663a03c8e35c5156bad073a4a8f5e673d656e3f ("bpf, x64: Remove tail call detection") > https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master > > [test failed on linux-next/master 62c97045b8f720c2eac807a5f38e26c9ed512371] > > in testcase: test-bpf > version: > with following parameters: > > test: non-jit > > > > compiler: gcc-13 > test machine: 36 threads 1 sockets Intel(R) Core(TM) i9-10980XE CPU @ 3.00GHz (Cascade Lake) with 32G memory > > (please refer to attached dmesg/kmsg for entire log/backtrace) > > > > > If you fix the issue in a separate patch/commit (i.e. not just a new version of > the same patch/commit), kindly add following tags > | Reported-by: kernel test robot > | Closes: https://lore.kernel.org/oe-lkp/202406251415.c51865bc-oliver.sang@intel.com > > > > [ 43.913560] test_bpf: #0 Tail call leaf jited:1 5 PASS > [ 43.913572] test_bpf: #1 Tail call 2 jited:1 ret -1 != 3 FAIL > [ 43.914138] test_bpf: #2 Tail call 3 jited:1 ret -1 != 6 FAIL > [ 43.914756] test_bpf: #3 Tail call 4 jited:1 ret -1 != 10 FAIL > [ 43.915374] test_bpf: #4 Tail call load/store leaf jited:1 5 PASS > [ 43.915993] test_bpf: #5 Tail call load/store jited:1 ret -1 != 0 FAIL > [ 43.916636] test_bpf: #6 Tail call error path, max count reached jited:1 ret 1000 != 34000 FAIL > [ 43.917319] test_bpf: #7 Tail call count preserved across function calls jited:1 ret 1000 != 34000 FAIL > [ 43.918799] test_bpf: #8 Tail call error path, NULL target jited:1 5 PASS > [ 43.919720] test_bpf: #9 Tail call error path, index out of range jited:1 5 PASS > [ 43.920474] test_bpf: test_tail_calls: Summary: 4 PASSED, 6 FAILED, [10/10 JIT'ed] > Hi, May I request the source code of these test cases? I do not find them in lkp-tests. Thanks, Leon > > > The kernel config and materials to reproduce are available at: > https://download.01.org/0day-ci/archive/20240625/202406251415.c51865bc-oliver.sang@intel.com > > >