bisecting fixing commit since dfb571610ba392179348c8472bfb131d4173d585 building syzkaller on f89ed068375b8e31b9575a0ecc834c602657a9a9 testing commit dfb571610ba392179348c8472bfb131d4173d585 compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 3fd38876281f26ecf25ba5b7f2c7da626c62f440fdddfae57154141f0f4f57e2 all runs: crashed: SYZFAIL: setns(netns) failed testing current HEAD 3f8a27f9e27bd78604c0709224cec0ec85a8b106 testing commit 3f8a27f9e27bd78604c0709224cec0ec85a8b106 compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 8aba34dcd49022c4ed0e5937855f38e5510253158bd4e2d16cce4894a864ca2a all runs: crashed: SYZFAIL: setns(netns) failed revisions tested: 2, total time: 28m14.915777807s (build: 20m23.835613067s, test: 7m18.213058847s) the crash still happens on HEAD commit msg: Linux 4.19.211 crash: SYZFAIL: setns(netns) failed 2021/10/14 16:32:30 executed programs: 992 2021/10/14 16:32:35 executed programs: 1512 2021/10/14 16:32:40 executed programs: 2043 2021/10/14 16:32:45 executed programs: 2542 2021/10/14 16:32:45 result: hanged=false err=executor 5: exit status 67 SYZFAIL: setns(netns) failed (errno 9: Bad file descriptor) SYZFAIL: child failed (errno 0: Success) loop exited with status 67 SYZFAIL: setns(netns) failed (errno 9: Bad file descriptor) SYZFAIL: child failed (errno 0: Success) loop exited with status 67 2021/10/14 16:32:53 executed programs: 2579