bisecting fixing commit since 3389d3027fec5ec8f687fb07fd8e6c1bd102b451 building syzkaller on 1b201b48c59d619af21de7fcc5face22824c0285 testing commit 3389d3027fec5ec8f687fb07fd8e6c1bd102b451 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: 71b78e53fd86f1d31da65aea862a895e8c943ce23957a608d6e8d0372f5c6d5c run #0: basic kernel testing failed: BUG: sleeping function called from invalid context in stack_depot_save run #1: basic kernel testing failed: possible deadlock in fs_reclaim_acquire run #2: crashed: general protection fault in br_multicast_rcv run #3: crashed: general protection fault in br_multicast_rcv run #4: crashed: general protection fault in br_multicast_rcv run #5: crashed: general protection fault in br_multicast_rcv run #6: crashed: general protection fault in br_multicast_rcv run #7: crashed: general protection fault in br_multicast_rcv run #8: crashed: general protection fault in br_multicast_rcv run #9: crashed: general protection fault in br_multicast_rcv run #10: crashed: general protection fault in br_multicast_rcv run #11: crashed: general protection fault in br_multicast_rcv run #12: crashed: general protection fault in br_multicast_rcv run #13: crashed: general protection fault in br_multicast_rcv run #14: crashed: general protection fault in br_multicast_rcv run #15: crashed: general protection fault in br_multicast_rcv run #16: crashed: general protection fault in br_multicast_rcv run #17: crashed: general protection fault in br_multicast_rcv run #18: crashed: general protection fault in br_multicast_rcv run #19: crashed: general protection fault in br_multicast_rcv testing current HEAD 4af14dbaeae00af20daf4557f0e25de27cda812f testing commit 4af14dbaeae00af20daf4557f0e25de27cda812f compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: 946be3844def9e62ca12f7d753bd62edecad490ce20bb14aaab599762b3fa0b2 all runs: OK # git bisect start 4af14dbaeae00af20daf4557f0e25de27cda812f 3389d3027fec5ec8f687fb07fd8e6c1bd102b451 Bisecting: 1375 revisions left to test after this (roughly 11 steps) [e179d78ee11a70e2675bc572f9f4e33d97233b23] m68k: remove legacy probing testing commit e179d78ee11a70e2675bc572f9f4e33d97233b23 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: 4ec5aa73d44241c4ebe1989446940bb24099512aec7c99a5b2bf45f62f91d154 all runs: OK # git bisect bad e179d78ee11a70e2675bc572f9f4e33d97233b23 Bisecting: 686 revisions left to test after this (roughly 10 steps) [1159da6410a382000528008126b50c7320798434] Merge branch 'bnxt_en-ptp' testing commit 1159da6410a382000528008126b50c7320798434 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: 6b13b60ce691b4b9034e5a57ef26533409e536533305e9dc1d39690fb65b8f6a all runs: OK # git bisect bad 1159da6410a382000528008126b50c7320798434 Bisecting: 366 revisions left to test after this (roughly 9 steps) [5e09e197a85a98d59d9089ffb2fae1d0b1ba6cd2] Merge tag 'mmc-v5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc testing commit 5e09e197a85a98d59d9089ffb2fae1d0b1ba6cd2 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: 799aecb87f9dcb4b4bffda24b3d5c77def97d3c0ef7dd2d045160b78969e002d all runs: OK # git bisect bad 5e09e197a85a98d59d9089ffb2fae1d0b1ba6cd2 Bisecting: 159 revisions left to test after this (roughly 7 steps) [3fdacf402bb2221c77940f68ef56a0214c098ee0] Merge tag 'trace-v5.14-5' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace testing commit 3fdacf402bb2221c77940f68ef56a0214c098ee0 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: 155bfab382b6a3bc1ffac2c0d33bdb48b98f1bce2a8c6801dcd682244479233d all runs: OK # git bisect bad 3fdacf402bb2221c77940f68ef56a0214c098ee0 Bisecting: 78 revisions left to test after this (roughly 6 steps) [7612872866e2cbfc7ac6c071f35720c70b767ed3] Merge tag 'pwm/for-5.14-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/thierry.reding/linux-pwm testing commit 7612872866e2cbfc7ac6c071f35720c70b767ed3 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: 7262f5cbed86d228ad7b40ea4832df9c1b1fe06207fab36c419b87ca3b95164e 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 reproducer seems to be flaky # git bisect good 7612872866e2cbfc7ac6c071f35720c70b767ed3 Bisecting: 34 revisions left to test after this (roughly 5 steps) [786cb0a2f9bba267c8a80caf906b94c76d18f7e8] Merge tag 'drm-fixes-2021-07-16' of git://anongit.freedesktop.org/drm/drm testing commit 786cb0a2f9bba267c8a80caf906b94c76d18f7e8 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: ee013478d3e94f7cf1b723e779239d8500576157b1cb23731654ebf013a49f12 all runs: OK # git bisect bad 786cb0a2f9bba267c8a80caf906b94c76d18f7e8 Bisecting: 21 revisions left to test after this (roughly 5 steps) [adefab4ef308f43c80537bd28e059eed7f3517e4] drm/amd/pm: Add waiting for response of mode-reset message for yellow carp testing commit adefab4ef308f43c80537bd28e059eed7f3517e4 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: 1df21d7aaa3a1754f564197af8f4b3afb2dbcaf581e6f23581569355f96ca1b0 run #0: basic kernel testing failed: possible deadlock in fs_reclaim_acquire 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 adefab4ef308f43c80537bd28e059eed7f3517e4 Bisecting: 9 revisions left to test after this (roughly 4 steps) [876d98e5511d8cfd12fc617a6717e7a8ea07be17] Merge tag 'drm-intel-fixes-2021-07-15' of git://anongit.freedesktop.org/drm/drm-intel into drm-fixes testing commit 876d98e5511d8cfd12fc617a6717e7a8ea07be17 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: 0513024f77d215e68bfa575cd7688e98869b9dfc5146da0ebf056bbc861ddcdf run #0: basic kernel testing failed: possible deadlock in fs_reclaim_acquire 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 876d98e5511d8cfd12fc617a6717e7a8ea07be17 Bisecting: 5 revisions left to test after this (roughly 3 steps) [9e5c772954406829e928dbe59891d08938ead04b] drm/ttm: add a check against null pointer dereference testing commit 9e5c772954406829e928dbe59891d08938ead04b compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: 0513024f77d215e68bfa575cd7688e98869b9dfc5146da0ebf056bbc861ddcdf all runs: OK # git bisect bad 9e5c772954406829e928dbe59891d08938ead04b Bisecting: 2 revisions left to test after this (roughly 2 steps) [34bd46bcf3de72cbffcdc42d3fa67e543d1c869b] drm/vmwgfx: Fix a bad merge in otable batch takedown testing commit 34bd46bcf3de72cbffcdc42d3fa67e543d1c869b compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: d17aa989b72e9030a43a1e912eb64d74fcefa696822b8475defd3635fcd66cd3 all runs: OK # git bisect bad 34bd46bcf3de72cbffcdc42d3fa67e543d1c869b Bisecting: 0 revisions left to test after this (roughly 1 step) [c26d6586e97a69ef9b429cc577ca4c9d2d2ec7cd] drm/vmwgfx: Fix implicit declaration error testing commit c26d6586e97a69ef9b429cc577ca4c9d2d2ec7cd compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: 8df8774b0b6afabde05b7901b818bf54a25e08b8a5f7582448afdd6dce58bf96 all runs: OK # git bisect bad c26d6586e97a69ef9b429cc577ca4c9d2d2ec7cd Bisecting: 0 revisions left to test after this (roughly 0 steps) [3efe180d5105d367ae1dfadb97892ab93a89a783] drm/qxl: add NULL check for bo->resource testing commit 3efe180d5105d367ae1dfadb97892ab93a89a783 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: 500e71b7101046ba180499cf5ef5f6e6ee364ab7c1fc7509fdce44c20eb57f4b all runs: OK # git bisect bad 3efe180d5105d367ae1dfadb97892ab93a89a783 3efe180d5105d367ae1dfadb97892ab93a89a783 is the first bad commit commit 3efe180d5105d367ae1dfadb97892ab93a89a783 Author: Christian König Date: Tue Jul 6 08:51:25 2021 +0200 drm/qxl: add NULL check for bo->resource When allocations fails that can be NULL now. Signed-off-by: Christian König Reported-by: Daniel Bristot de Oliveira Tested-by: Daniel Bristot de Oliveira Tested-by: Roberto Sassu Fixes: bfa3357ef9ab ("drm/ttm: allocate resource object instead of embedding it v2") Acked-by: Daniel Vetter Link: https://patchwork.freedesktop.org/patch/msgid/20210708114710.8186-1-christian.koenig@amd.com drivers/gpu/drm/qxl/qxl_ttm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) parent commit f18f58012ee894039cd59ee8c889bf499d7a3943 wasn't tested testing commit f18f58012ee894039cd59ee8c889bf499d7a3943 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: 500e71b7101046ba180499cf5ef5f6e6ee364ab7c1fc7509fdce44c20eb57f4b culprit signature: 500e71b7101046ba180499cf5ef5f6e6ee364ab7c1fc7509fdce44c20eb57f4b parent signature: 500e71b7101046ba180499cf5ef5f6e6ee364ab7c1fc7509fdce44c20eb57f4b Reproducer flagged being flaky revisions tested: 14, total time: 3h42m9.816077115s (build: 1h37m35.65987305s, test: 2h3m2.355004416s) first good commit: 3efe180d5105d367ae1dfadb97892ab93a89a783 drm/qxl: add NULL check for bo->resource recipients (to): ["bristot@kernel.org" "christian.koenig@amd.com" "daniel.vetter@ffwll.ch" "roberto.sassu@huawei.com"] recipients (cc): []