bisecting fixing commit since 3c9e66568ad40dc17518fa00e2b28c3b450040d4
building syzkaller on 67fa1f59b87fed7268b465f7e9540a590a250c65
testing commit 3c9e66568ad40dc17518fa00e2b28c3b450040d4 with gcc (GCC) 8.1.0
kernel signature: 29ac919c8808f4da9338d23c31158d81624ddb7b697d57d5306ac36250d64e5d
all runs: crashed: BUG: Bad rss-counter state
testing current HEAD 71c061d2443814de15e177489d5cc00a4a253ef3
testing commit 71c061d2443814de15e177489d5cc00a4a253ef3 with gcc (GCC) 8.1.0
kernel signature: e1a5aba5f44c7ba533d8ff47a719062fcbb24c13a9ca7bb02ee099ce8d008068
run #0: crashed: WARNING: locking bug in cache_grow_end
run #1: crashed: WARNING: locking bug in kmem_cache_alloc
run #2: crashed: BUG: Bad rss-counter state
run #3: crashed: BUG: Bad rss-counter state
run #4: crashed: BUG: Bad rss-counter state
run #5: crashed: BUG: Bad rss-counter state
run #6: crashed: BUG: Bad rss-counter state
run #7: crashed: WARNING: locking bug in cache_grow_end
run #8: crashed: WARNING: locking bug in cache_grow_end
run #9: crashed: BUG: Bad rss-counter state
revisions tested: 2, total time: 17m27.62838035s (build: 11m4.098195399s, test: 5m34.145640941s)
the crash still happens on HEAD
commit msg: Merge tag 'for-5.11-rc2-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux
crash: BUG: Bad rss-counter state
BUG: Bad rss-counter state mm:00000000104bd643 type:MM_ANONPAGES val:1
BUG: Bad rss-counter state mm:000000001b2760d3 type:MM_ANONPAGES val:1
BUG: Bad rss-counter state mm:00000000bec4d439 type:MM_ANONPAGES val:2
BUG: Bad rss-counter state mm:00000000b4c9c128 type:MM_ANONPAGES val:1
BUG: Bad rss-counter state mm:00000000bc678a3c type:MM_ANONPAGES val:1