bisecting cause commit starting from a99163e9e708d5d773b7de6da952fcddc341f977 building syzkaller on c26fb06b75e80ff45e13dc5cc575c8490c44411d testing commit a99163e9e708d5d773b7de6da952fcddc341f977 with gcc (GCC) 10.2.1 20210217 kernel signature: 6811cb4d0e13c2cffa7912d12a18c04e168d2cf08ca986316e9ff02cc2778e99 all runs: crashed: general protection fault in xfrm_user_rcv_msg_compat testing release v5.11 testing commit f40ddce88593482919761f74910f42f4b84c004b with gcc (GCC) 10.2.1 20210217 kernel signature: 3518b14bb905b2366af3799a26d73470031383429a309848eb886f2b8fca3d4d all runs: crashed: general protection fault in xfrm_user_rcv_msg_compat testing release v5.10 testing commit 2c85ebc57b3e1817b6ce1a6b703928e113a90442 with gcc (GCC) 10.2.1 20210217 kernel signature: 6a195cccdb5d45f9bd8a2e75a12bb188fa25155b535064a403757b3a39a18745 all runs: crashed: general protection fault in xfrm_user_rcv_msg_compat testing release v5.9 testing commit bbf5c979011a099af5dc76498918ed7df445635b with gcc (GCC) 10.2.1 20210217 kernel signature: 41a5bb411385b6b0f09ed869e9dc9c1b1fb07cdf05e89b009dfe2f0a76c73a40 all runs: OK # git bisect start 2c85ebc57b3e1817b6ce1a6b703928e113a90442 bbf5c979011a099af5dc76498918ed7df445635b Bisecting: 9594 revisions left to test after this (roughly 13 steps) [4d0e9df5e43dba52d38b251e3b909df8fa1110be] lib, uaccess: add failure injection to usercopy functions testing commit 4d0e9df5e43dba52d38b251e3b909df8fa1110be with gcc (GCC) 10.2.1 20210217 kernel signature: e0c1b4aa450f9669e6b4231e9f418e0782f1f4f752fd26caf934b72b351f68be run #0: crashed: SYZFAIL: wrong response packet 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 bad 4d0e9df5e43dba52d38b251e3b909df8fa1110be Bisecting: 3935 revisions left to test after this (roughly 12 steps) [f888bdf9823c85fe945c4eb3ba353f749dec3856] Merge tag 'devicetree-for-5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux testing commit f888bdf9823c85fe945c4eb3ba353f749dec3856 with gcc (GCC) 10.2.1 20210217 kernel signature: 41ef71d371e7deda3e60386d44dc867e1e6281a45f5b887750ba75ac08d34ae1 all runs: OK # git bisect good f888bdf9823c85fe945c4eb3ba353f749dec3856 Bisecting: 2410 revisions left to test after this (roughly 11 steps) [640eee067d9aae0bb98d8706001976ff1affaf00] Merge tag 'drm-misc-next-fixes-2020-10-13' of git://anongit.freedesktop.org/drm/drm-misc into drm-next testing commit 640eee067d9aae0bb98d8706001976ff1affaf00 with gcc (GCC) 8.4.1 20210217 kernel signature: b46ae18c5b774c8c4e883e20b4eeac79114fc75b049df5a9489645f4831863ed all runs: OK # git bisect good 640eee067d9aae0bb98d8706001976ff1affaf00 Bisecting: 1374 revisions left to test after this (roughly 10 steps) [c6dbef7307629cce855aa6b482b60cbf7777ed88] Merge tag 'usb-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb testing commit c6dbef7307629cce855aa6b482b60cbf7777ed88 with gcc (GCC) 10.2.1 20210217 kernel signature: 87794f0b99750d1c7cc62d6f70c942d8b0ea7ec57e5acc06fcba29ae2d6c38ee all runs: OK # git bisect good c6dbef7307629cce855aa6b482b60cbf7777ed88 Bisecting: 823 revisions left to test after this (roughly 10 steps) [ce1558c285f9ad04c03b46833a028230771cc0a7] ALSA: hda/hdmi: fix incorrect locking in hdmi_pcm_close testing commit ce1558c285f9ad04c03b46833a028230771cc0a7 with gcc (GCC) 8.4.1 20210217 kernel signature: 2ecd6a1837e6f6212ccf64186a3801c346d6fc952216574e0df17f85799b03dc all runs: OK # git bisect good ce1558c285f9ad04c03b46833a028230771cc0a7 Bisecting: 414 revisions left to test after this (roughly 9 steps) [c48b75b7271db23c1b2d1204d6e8496d91f27711] Merge tag 'sound-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound testing commit c48b75b7271db23c1b2d1204d6e8496d91f27711 with gcc (GCC) 10.2.1 20210217 kernel signature: bae6fa6ce95eef1d4131434437b8b5a1da81d9d1122da7da97f24aca0f980b6b all runs: OK # git bisect good c48b75b7271db23c1b2d1204d6e8496d91f27711 Bisecting: 209 revisions left to test after this (roughly 8 steps) [0cd7d9795fa82226e7516d38b474bddae8b1ff26] Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/livepatching/livepatching testing commit 0cd7d9795fa82226e7516d38b474bddae8b1ff26 with gcc (GCC) 10.2.1 20210217 kernel signature: 31eda9d3cd7d1b774a6c3eb333e2e42b6805bc60505ebfdebc76be59d290172c run #0: crashed: SYZFAIL: wrong response packet 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 0cd7d9795fa82226e7516d38b474bddae8b1ff26 Bisecting: 102 revisions left to test after this (roughly 7 steps) [b1839e7c2a42ccd9a0587c0092e880c7a213ee2a] dmaengine: xilinx: dpdma: convert tasklets to use new tasklet_setup() API testing commit b1839e7c2a42ccd9a0587c0092e880c7a213ee2a with gcc (GCC) 8.4.1 20210217 kernel signature: 4461ca85e4ebfae263e60aa6790f8ab674da4df1992c34962145d760d9e18d9d all runs: OK # git bisect good b1839e7c2a42ccd9a0587c0092e880c7a213ee2a Bisecting: 51 revisions left to test after this (roughly 6 steps) [0de327969b61a245e3a47b60009eae73fe513cef] cma: decrease CMA_ALIGNMENT lower limit to 2 testing commit 0de327969b61a245e3a47b60009eae73fe513cef with gcc (GCC) 8.4.1 20210217 kernel signature: 06980fe50354c5a0603031ddebc8cf0ae63e267003ab3bb235b7bfc927a50623 all runs: OK # git bisect good 0de327969b61a245e3a47b60009eae73fe513cef Bisecting: 21 revisions left to test after this (roughly 5 steps) [ca5387e448e1f88440dc93e143b353592f8a8af6] Merge tag 'configfs-5.10' of git://git.infradead.org/users/hch/configfs testing commit ca5387e448e1f88440dc93e143b353592f8a8af6 with gcc (GCC) 10.2.1 20210217 kernel signature: aa4349c525eb97c3630db9e1645e4a2df82372c0efcaceca1e91c70d5c4fae1f all runs: OK # git bisect good ca5387e448e1f88440dc93e143b353592f8a8af6 Bisecting: 10 revisions left to test after this (roughly 4 steps) [3d3dc274ce736227e3197868ff749cff2f175f63] quota: clear padding in v2r1_mem2diskdqb() testing commit 3d3dc274ce736227e3197868ff749cff2f175f63 with gcc (GCC) 8.4.1 20210217 kernel signature: 896494adbc939e1c1c2ab26f0c68c71ea9960cf6f4316f138cbda0787a755578 all runs: OK # git bisect good 3d3dc274ce736227e3197868ff749cff2f175f63 Bisecting: 5 revisions left to test after this (roughly 3 steps) [b77a69b81c2fd11ac2eed31a5789b35d7f728a41] Merge tag 'fs_for_v5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs testing commit b77a69b81c2fd11ac2eed31a5789b35d7f728a41 with gcc (GCC) 10.2.1 20210217 kernel signature: ac322a1ab90546cd18de21f50d4ec887d318840d8f5338cf27211e324efaccb7 all runs: OK # git bisect good b77a69b81c2fd11ac2eed31a5789b35d7f728a41 Bisecting: 2 revisions left to test after this (roughly 2 steps) [41b21af388f94baf7433d4e7845703c7275251de] direct-io: defer alignment check until after the EOF check testing commit 41b21af388f94baf7433d4e7845703c7275251de with gcc (GCC) 8.4.1 20210217 kernel signature: 842e953def9ab08160ae716b81ddfed7a8d032efcd7fe5090ac49212837efea9 all runs: OK # git bisect good 41b21af388f94baf7433d4e7845703c7275251de Bisecting: 1 revision left to test after this (roughly 1 step) [884ee754f5aedbe54406a4d308a6cc57335747ce] selftests/livepatch: Do not check order when using "comm" for dmesg checking testing commit 884ee754f5aedbe54406a4d308a6cc57335747ce with gcc (GCC) 8.4.1 20210217 kernel signature: be28a00ef742f15c8f31fae1ab77357caf9202aa48cea672e53b60414df8ae52 all runs: OK # git bisect good 884ee754f5aedbe54406a4d308a6cc57335747ce Bisecting: 0 revisions left to test after this (roughly 0 steps) [4a165feba26547d2aa84a6efc494f3f2729f35b5] Merge tag 'dio_for_v5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs testing commit 4a165feba26547d2aa84a6efc494f3f2729f35b5 with gcc (GCC) 10.2.1 20210217 kernel signature: 31eda9d3cd7d1b774a6c3eb333e2e42b6805bc60505ebfdebc76be59d290172c all runs: OK # git bisect good 4a165feba26547d2aa84a6efc494f3f2729f35b5 0cd7d9795fa82226e7516d38b474bddae8b1ff26 is the first bad commit commit 0cd7d9795fa82226e7516d38b474bddae8b1ff26 Merge: 4a165feba265 884ee754f5ae Author: Linus Torvalds Date: Thu Oct 15 15:07:57 2020 -0700 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/livepatching/livepatching Pull livepatching update from Jiri Kosina: "livepatching kselftest output fix from Miroslav Benes" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/livepatching/livepatching: selftests/livepatch: Do not check order when using "comm" for dmesg checking tools/testing/selftests/livepatch/functions.sh | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) Reproducer flagged being flaky revisions tested: 19, total time: 4h42m18.265015717s (build: 2h1m53.392822958s, test: 2h38m12.817096419s) first bad commit: 0cd7d9795fa82226e7516d38b474bddae8b1ff26 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/livepatching/livepatching recipients (to): ["torvalds@linux-foundation.org"] recipients (cc): [] crash: SYZFAIL: wrong response packet 2021/02/24 01:52:22 result: hanged=false err=executor 1: exit status 67 (errno 16: Device or resource busy) SYZFAIL: wrong response packet loop exited with status 67 (errno 16: Device or resource busy) SYZFAIL: wrong response packet loop exited with status 67 2021/02/24 01:52:25 executed programs: 33 2021/02/24 01:52:30 executed programs: 378