bisecting fixing commit since e7d2672c66e4d3675570369bf20856296da312c4
building syzkaller on a60cb4cd840ce786236a00480e8bb1025e0c5fef
testing commit e7d2672c66e4d3675570369bf20856296da312c4 with gcc (GCC) 8.1.0
kernel signature: 29414506a2766fe7c76b000ff9748fc4bd07592c7a397a35615f0451dbe8e000
run #0: crashed: INFO: task hung in p9_fd_close
run #1: crashed: INFO: task hung in p9_fd_close
run #2: crashed: INFO: task hung in p9_fd_close
run #3: crashed: INFO: task hung in p9_fd_close
run #4: crashed: no output from test machine
run #5: crashed: no output from test machine
run #6: crashed: no output from test machine
run #7: crashed: no output from test machine
run #8: crashed: no output from test machine
run #9: crashed: no output from test machine
testing current HEAD d09b80172c22df7a5e2ec58aa1a0fbe8914752e7
testing commit d09b80172c22df7a5e2ec58aa1a0fbe8914752e7 with gcc (GCC) 8.1.0
kernel signature: 4579ac1ecbda18f3ae84d0b9ae11069391528765117954fc946400eae6471f89
run #0: crashed: INFO: task hung in p9_fd_close
run #1: crashed: INFO: task hung in p9_fd_close
run #2: crashed: INFO: task hung in p9_fd_close
run #3: crashed: INFO: task hung in p9_fd_close
run #4: crashed: INFO: task hung in p9_fd_close
run #5: crashed: INFO: task hung in p9_fd_close
run #6: crashed: no output from test machine
run #7: crashed: no output from test machine
run #8: crashed: no output from test machine
run #9: crashed: no output from test machine
revisions tested: 2, total time: 33m27.484885649s (build: 16m52.573138371s, test: 15m54.079666298s)
the crash still happens on HEAD
commit msg: Linux 4.19.147
crash: no output from test machine