bisecting fixing commit since a581387e415bbb0085e7e67906c8f4a99746590e
building syzkaller on 18d18b591b354e07ba76be8f115b7119d49056a9
testing commit a581387e415bbb0085e7e67906c8f4a99746590e with gcc (GCC) 8.4.1 20210217
kernel signature: f0285dbeb4f7b1fcba8e4fd8ff56a8892b2ca48900d82b72831de1843315d13f
run #0: crashed: BUG: workqueue lockup
run #1: crashed: BUG: soft lockup in smp_call_function
run #2: crashed: BUG: soft lockup in smp_call_function
run #3: crashed: BUG: soft lockup in smp_call_function
run #4: crashed: BUG: soft lockup in smp_call_function
run #5: crashed: BUG: workqueue lockup
run #6: crashed: INFO: rcu detected stall in clock_adjtime
run #7: crashed: no output from test machine
run #8: crashed: no output from test machine
run #9: crashed: no output from test machine
run #10: crashed: no output from test machine
run #11: crashed: no output from test machine
run #12: crashed: no output from test machine
run #13: crashed: no output from test machine
run #14: crashed: no output from test machine
run #15: crashed: no output from test machine
run #16: crashed: no output from test machine
run #17: crashed: no output from test machine
run #18: crashed: no output from test machine
run #19: crashed: no output from test machine
testing current HEAD 303392fd5c160822bf778270b28ec5ea50cab2b4
testing commit 303392fd5c160822bf778270b28ec5ea50cab2b4 with gcc (GCC) 10.2.1 20210217
kernel signature: 9258785ee732ab11688c64822fafc0a665f96bee0d451beb4681bf1dc3d19101
all runs: boot failed: kernel panic: VFS: Unable to mount root fs on unknown-block(0,0)
revisions tested: 2, total time: 31m53.137309854s (build: 12m13.899023535s, test: 18m45.104188847s)
bisection is inconclusive, the first good commit could be any of:
a581387e415bbb0085e7e67906c8f4a99746590e
303392fd5c160822bf778270b28ec5ea50cab2b4