bisecting fixing commit since fb893de323e2d39f7a1f6df425703a2edbdf56ea
building syzkaller on bc15f7dbbc1c6e2042a7115b3fdacc0ada8c35e7
testing commit fb893de323e2d39f7a1f6df425703a2edbdf56ea with gcc (GCC) 8.1.0
kernel signature: e5af48aa0d7ced566c2aff2ff1963b9fdb65fa7e7d946b03d13e7a0938584891
run #0: crashed: BUG: workqueue lockup
run #1: crashed: BUG: workqueue lockup
run #2: crashed: BUG: workqueue lockup
run #3: crashed: BUG: workqueue lockup
run #4: crashed: BUG: workqueue lockup
run #5: crashed: INFO: rcu detected stall in do_idle
run #6: crashed: INFO: rcu detected stall in corrupted
run #7: crashed: INFO: rcu detected stall in addrconf_dad_work
run #8: crashed: BUG: soft lockup in smp_call_function
run #9: crashed: no output from test machine
testing current HEAD 0da0a8a0a0e1845f495431c3d8d733d2bbf9e9e5
testing commit 0da0a8a0a0e1845f495431c3d8d733d2bbf9e9e5 with gcc (GCC) 8.1.0
kernel signature: a72e733284526efb9e2bd7f9fe962348d0a1179a0d8d3fc8cea42082dc9c6c7b
run #0: crashed: BUG: workqueue lockup
run #1: crashed: INFO: rcu detected stall in do_idle
run #2: crashed: INFO: rcu detected stall in do_idle
run #3: crashed: INFO: rcu detected stall in do_idle
run #4: crashed: INFO: rcu detected stall in do_idle
run #5: crashed: INFO: rcu detected stall in do_idle
run #6: crashed: no output from test machine
run #7: crashed: INFO: rcu detected stall in do_idle
run #8: crashed: no output from test machine
run #9: crashed: no output from test machine
revisions tested: 2, total time: 25m29.934450964s (build: 9m57.442887037s, test: 14m59.358563046s)
the crash still happens on HEAD
commit msg: Merge tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi
crash: no output from test machine