bisecting fixing commit since a5aa80588fcd5520ece36121c41b7d8e72245e33
building syzkaller on 4ea67ff893eedeac16a8406659783dcfa6bf8186
testing commit a5aa80588fcd5520ece36121c41b7d8e72245e33 with gcc (GCC) 8.1.0
kernel signature: 0c3e87cff07215a6363724709156cfc50c0f6deb
run #0: crashed: INFO: task hung in grab_super
run #1: crashed: INFO: task hung in grab_super
run #2: crashed: no output from test machine
run #3: crashed: no output from test machine
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 c7ecf3e3a71c216327980f26b1e895ce9b07ad31
testing commit c7ecf3e3a71c216327980f26b1e895ce9b07ad31 with gcc (GCC) 8.1.0
kernel signature: 5d13fe89c10fe14dd7e8bcb11a15af5409200fee
run #0: crashed: INFO: task hung in grab_super
run #1: crashed: INFO: task hung in grab_super
run #2: crashed: no output from test machine
run #3: crashed: no output from test machine
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
revisions tested: 2, total time: 34m30.814231538s (build: 17m17.136230507s, test: 16m18.140076505s)
the crash still happens on HEAD
commit msg: Linux 4.19.92
crash: no output from test machine