bisecting fixing commit since 4ac6d90867a4de2e12117e755dbd76e08d88697f
building syzkaller on 15cea0a381c6ef9a7b4ffb2770360ce8882274c5
testing commit 4ac6d90867a4de2e12117e755dbd76e08d88697f
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: c0b5e8ab9f74a776d3363f032f26fad4860808acff5c8fcefd383dcac75eebd0
run #0: crashed: WARNING in dst_release
run #1: OK
run #2: OK
run #3: OK
run #4: OK
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
run #10: OK
run #11: OK
run #12: OK
run #13: OK
run #14: OK
run #15: OK
run #16: OK
run #17: OK
run #18: OK
run #19: OK
reproducer seems to be flaky
testing current HEAD 4c388a8e740d3235a194f330c8ef327deef710f6
testing commit 4c388a8e740d3235a194f330c8ef327deef710f6
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 56f4463786b615a39e2be18fd6cba29ba2b49ad13ef4c7096e6960e39f9d32b5
all runs: OK
# git bisect start 4c388a8e740d3235a194f330c8ef327deef710f6 4ac6d90867a4de2e12117e755dbd76e08d88697f
Bisecting: 8806 revisions left to test after this (roughly 13 steps)
[fc02cb2b37fe2cbf1d3334b9f0f0eab9431766c4] Merge tag 'net-next-for-5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next

testing commit fc02cb2b37fe2cbf1d3334b9f0f0eab9431766c4
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: cd4b7419dab5695766de5e4fb745730fb6426b7cecf5613c5521e294ec83ade2
all runs: OK
# git bisect bad fc02cb2b37fe2cbf1d3334b9f0f0eab9431766c4
Bisecting: 5170 revisions left to test after this (roughly 12 steps)
[1c8dab7da1d27a474721a789777af82edf2085c1] Merge branch 'install libbpf headers when using the library'

testing commit 1c8dab7da1d27a474721a789777af82edf2085c1
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: aa005a06cd8aa4545bc1ee5a52cb6213226dbdc02eeb86c0542fb420265b6067
all runs: OK
# git bisect bad 1c8dab7da1d27a474721a789777af82edf2085c1
Bisecting: 2603 revisions left to test after this (roughly 11 steps)
[4b5a3ab17c6c942bd428984b6b37fe3c07f18ab3] octeontx2-af: Hardware configuration for inline IPsec

testing commit 4b5a3ab17c6c942bd428984b6b37fe3c07f18ab3
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: c80605c7f027c9c642a5970b965deb4bd90878b173075c3a6e6f234950366465
all runs: OK
# git bisect bad 4b5a3ab17c6c942bd428984b6b37fe3c07f18ab3
Bisecting: 1318 revisions left to test after this (roughly 10 steps)
[3de18c865f504ab59ed2588b1e11acd4bcb9ea09] Merge branch 'stable/for-linus-5.15' of git://git.kernel.org/pub/scm/linux/kernel/git/konrad/swiotlb

testing commit 3de18c865f504ab59ed2588b1e11acd4bcb9ea09
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 9860c0a2673efa20f039f5930908fd8de56cd0845e8e62845606e7347544e0f9
run #0: basic kernel testing failed: KFENCE: use-after-free in kvm_fastop_exception
run #1: OK
run #2: OK
run #3: OK
run #4: OK
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
run #10: OK
run #11: OK
run #12: OK
run #13: OK
run #14: OK
run #15: OK
run #16: OK
run #17: OK
run #18: OK
run #19: OK
# git bisect bad 3de18c865f504ab59ed2588b1e11acd4bcb9ea09
Bisecting: 628 revisions left to test after this (roughly 9 steps)
[c793011242d182e5f12800c12dbaf37af80be735] Merge tag 'pinctrl-v5.15-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl

testing commit c793011242d182e5f12800c12dbaf37af80be735
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 251ca25c4876ebbb20c2cd868b77e3c4750cdd155c26b3773047ac9208ae130b
run #0: OK
run #1: OK
run #2: OK
run #3: OK
run #4: OK
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
run #10: OK
run #11: OK
run #12: OK
run #13: OK
run #14: OK
run #15: OK
run #16: OK
run #17: OK
run #18: OK
run #19: boot failed: possible deadlock in blktrans_open
# git bisect bad c793011242d182e5f12800c12dbaf37af80be735
Bisecting: 320 revisions left to test after this (roughly 8 steps)
[9ae5fceb9a20154d74586fe17d1096b981b23e34] Merge tag 'for-linus-5.15-rc1-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip

testing commit 9ae5fceb9a20154d74586fe17d1096b981b23e34
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: ec6a22722ccae3bda42e380b5e86f4546993e5a4b2b6cf8373e25bdcd41879d0
all runs: OK
# git bisect bad 9ae5fceb9a20154d74586fe17d1096b981b23e34
Bisecting: 156 revisions left to test after this (roughly 7 steps)
[815409a12c0a9c0de17a910fd95fe11e1eb97f32] Merge tag 'ovl-update-5.15' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/vfs

testing commit 815409a12c0a9c0de17a910fd95fe11e1eb97f32
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 55ce76d46430eb69f0619db7f83f8a9a829996bf0417605a1e1fe900919c3552
all runs: OK
# git bisect bad 815409a12c0a9c0de17a910fd95fe11e1eb97f32
Bisecting: 72 revisions left to test after this (roughly 6 steps)
[6f25b211d32b31557e0fde872a01fe7f86136747] xfs: disambiguate units for ftrace fields tagged "blkno", "block", or "bno"

testing commit 6f25b211d32b31557e0fde872a01fe7f86136747
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 7455fe75531d300260620ee497ec42acaf6b608a444439c3e37af110b76ca59b
all runs: OK
# git bisect bad 6f25b211d32b31557e0fde872a01fe7f86136747
Bisecting: 35 revisions left to test after this (roughly 5 steps)
[b36d4651e1650082d27fa477318183c4a7210e30] xfs: make forced shutdown processing atomic

testing commit b36d4651e1650082d27fa477318183c4a7210e30
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 16b67db9ce03ccbbd9784ba40f2bdc516917e5c9859e534b8d161624b1ddcbde
all runs: OK
# git bisect bad b36d4651e1650082d27fa477318183c4a7210e30
Bisecting: 17 revisions left to test after this (roughly 4 steps)
[40b1de007aca4f9ec4ee4322c29f026ebb60ac96] xfs: throttle inode inactivation queuing on memory reclaim

testing commit 40b1de007aca4f9ec4ee4322c29f026ebb60ac96
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 98805a1791f54318f31b6c391bd5da020618273a83085853328e954c41d3ec29
run #0: crashed: general protection fault in hrtimer_active
run #1: OK
run #2: OK
run #3: OK
run #4: OK
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
run #10: OK
run #11: OK
run #12: OK
run #13: OK
run #14: OK
run #15: OK
run #16: OK
run #17: OK
run #18: OK
run #19: OK
# git bisect good 40b1de007aca4f9ec4ee4322c29f026ebb60ac96
Bisecting: 8 revisions left to test after this (roughly 3 steps)
[2b73a2c817be58de2190940dbfa38dbf8a3806e6] xfs: clear log incompat feature bits when the log is idle

testing commit 2b73a2c817be58de2190940dbfa38dbf8a3806e6
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: f7f198c423fd478b4b0a212ee6dadbf17a9275b3f3255bd33e428c4025270764
run #0: OK
run #1: crashed: BUG: sleeping function called from invalid context in lock_sock_nested
run #2: OK
run #3: OK
run #4: OK
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
run #10: OK
run #11: OK
run #12: OK
run #13: OK
run #14: OK
run #15: OK
run #16: OK
run #17: OK
run #18: OK
run #19: OK
# git bisect good 2b73a2c817be58de2190940dbfa38dbf8a3806e6
Bisecting: 4 revisions left to test after this (roughly 2 steps)
[edf27485eb566abae809517520a9adbc242b8b39] xfs: cleanup __FUNCTION__ usage

testing commit edf27485eb566abae809517520a9adbc242b8b39
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 4a935d4895dbd51e1058914e19eed40b56e4a4d311317014240ff621b2a580dd
all runs: OK
# git bisect bad edf27485eb566abae809517520a9adbc242b8b39
Bisecting: 1 revision left to test after this (roughly 1 step)
[df0826312a23e495faa91eee0d6ac31bca35dc09] xfs: add attr state machine tracepoints

testing commit df0826312a23e495faa91eee0d6ac31bca35dc09
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: b9735b0b54ae6921279f2b2a2900ac781af441a8be529ceb6d4c334f35b54697
all runs: OK
# git bisect bad df0826312a23e495faa91eee0d6ac31bca35dc09
Bisecting: 0 revisions left to test after this (roughly 0 steps)
[4bc619833f738f4fa8d931a71610795ebf5cec0e] xfs: refactor xfs_iget calls from log intent recovery

testing commit 4bc619833f738f4fa8d931a71610795ebf5cec0e
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 7200f3b587a494bca33fb2c428b96901b798c664ae739c11c19068722b291731
run #0: crashed: BUG: sleeping function called from invalid context in lock_sock_nested
run #1: OK
run #2: OK
run #3: OK
run #4: OK
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
run #10: OK
run #11: OK
run #12: OK
run #13: OK
run #14: OK
run #15: OK
run #16: OK
run #17: OK
run #18: OK
run #19: OK
# git bisect good 4bc619833f738f4fa8d931a71610795ebf5cec0e
df0826312a23e495faa91eee0d6ac31bca35dc09 is the first bad commit
commit df0826312a23e495faa91eee0d6ac31bca35dc09
Author: Allison Henderson <allison.henderson@oracle.com>
Date:   Sun Aug 8 08:27:13 2021 -0700

    xfs: add attr state machine tracepoints
    
    This is a quick patch to add a new xfs_attr_*_return tracepoints.  We
    use these to track when ever a new state is set or -EAGAIN is returned
    
    Signed-off-by: Allison Henderson <allison.henderson@oracle.com>
    Reviewed-by: Darrick J. Wong <djwong@kernel.org>
    Signed-off-by: Darrick J. Wong <djwong@kernel.org>

 fs/xfs/libxfs/xfs_attr.c        | 31 +++++++++++++++++++++++++++++--
 fs/xfs/libxfs/xfs_attr_remote.c |  1 +
 fs/xfs/xfs_trace.h              | 24 ++++++++++++++++++++++++
 3 files changed, 54 insertions(+), 2 deletions(-)

culprit signature: b9735b0b54ae6921279f2b2a2900ac781af441a8be529ceb6d4c334f35b54697
parent  signature: 7200f3b587a494bca33fb2c428b96901b798c664ae739c11c19068722b291731
Reproducer flagged being flaky
revisions tested: 16, total time: 4h20m22.912889087s (build: 1h46m26.143212029s, test: 2h32m10.504502899s)
first good commit: df0826312a23e495faa91eee0d6ac31bca35dc09 xfs: add attr state machine tracepoints
recipients (to): ["allison.henderson@oracle.com" "djwong@kernel.org" "djwong@kernel.org" "linux-kernel@vger.kernel.org" "linux-xfs@vger.kernel.org"]
recipients (cc): ["allison.henderson@oracle.com" "bfoster@redhat.com" "chandanrlinux@gmail.com" "dchinner@redhat.com"]