bisecting fixing commit since fedb8da96355f5f64353625bf96dc69423ad1826 building syzkaller on 2eeda842c89d39fee894ae34dca9829e3d77cf43 testing commit fedb8da96355f5f64353625bf96dc69423ad1826 with gcc (GCC) 8.1.0 all runs: crashed: KASAN: use-after-free Read in p9_poll_workfn testing current HEAD d8778f13b73f1cde08be0ece18571dee495b92f1 testing commit d8778f13b73f1cde08be0ece18571dee495b92f1 with gcc (GCC) 8.1.0 all runs: OK # git bisect start d8778f13b73f1cde08be0ece18571dee495b92f1 fedb8da96355f5f64353625bf96dc69423ad1826 Bisecting: 43761 revisions left to test after this (roughly 16 steps) [df1a2cb7c74b3d3abc8d8c2d690f82c8ebc3490a] bpf/test_run: fix unkillable BPF_PROG_TEST_RUN testing commit df1a2cb7c74b3d3abc8d8c2d690f82c8ebc3490a with gcc (GCC) 8.1.0 all runs: OK # git bisect bad df1a2cb7c74b3d3abc8d8c2d690f82c8ebc3490a Bisecting: 21861 revisions left to test after this (roughly 15 steps) [9703fc8caf36ac65dca1538b23dd137de0b53233] Merge tag 'usb-4.20-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb testing commit 9703fc8caf36ac65dca1538b23dd137de0b53233 with gcc (GCC) 8.1.0 all runs: OK # git bisect bad 9703fc8caf36ac65dca1538b23dd137de0b53233 Bisecting: 10951 revisions left to test after this (roughly 14 steps) [bfebeb16722d93caf7870b63aa7d094b6843479a] Merge tag 'rtc-4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux testing commit bfebeb16722d93caf7870b63aa7d094b6843479a with gcc (GCC) 8.1.0 all runs: OK # git bisect bad bfebeb16722d93caf7870b63aa7d094b6843479a Bisecting: 5445 revisions left to test after this (roughly 13 steps) [dafa5f6577a9eecd2941add553d1672c30b02364] Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6 testing commit dafa5f6577a9eecd2941add553d1672c30b02364 with gcc (GCC) 8.1.0 all runs: crashed: KASAN: use-after-free Read in p9_poll_workfn # git bisect good dafa5f6577a9eecd2941add553d1672c30b02364 Bisecting: 2722 revisions left to test after this (roughly 11 steps) [d46eb14b735b11927d4bdc2d1854c311af19de6d] fs: fsnotify: account fsnotify metadata to kmemcg testing commit d46eb14b735b11927d4bdc2d1854c311af19de6d with gcc (GCC) 8.1.0 all runs: crashed: KASAN: use-after-free Read in p9_poll_workfn # git bisect good d46eb14b735b11927d4bdc2d1854c311af19de6d Bisecting: 1749 revisions left to test after this (roughly 10 steps) [336722eb9d9732c5a497fb6299bf38cde413592b] Merge tag 'tty-4.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty testing commit 336722eb9d9732c5a497fb6299bf38cde413592b with gcc (GCC) 8.1.0 all runs: OK # git bisect bad 336722eb9d9732c5a497fb6299bf38cde413592b Bisecting: 638 revisions left to test after this (roughly 9 steps) [022ff62c3d8c3758d15ccc6b58615fd8f257ba85] Merge tag 'drm-next-2018-08-17-1' of git://anongit.freedesktop.org/drm/drm testing commit 022ff62c3d8c3758d15ccc6b58615fd8f257ba85 with gcc (GCC) 8.1.0 all runs: crashed: KASAN: use-after-free Read in p9_poll_workfn # git bisect good 022ff62c3d8c3758d15ccc6b58615fd8f257ba85 Bisecting: 319 revisions left to test after this (roughly 8 steps) [9bd553929f68921be0f2014dd06561e0c8249a0d] Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma testing commit 9bd553929f68921be0f2014dd06561e0c8249a0d with gcc (GCC) 8.1.0 all runs: crashed: KASAN: use-after-free Read in p9_poll_workfn # git bisect good 9bd553929f68921be0f2014dd06561e0c8249a0d Bisecting: 155 revisions left to test after this (roughly 7 steps) [45dd7af410b71da511085b806c22caf8ecca87e4] Merge tag 'usb-for-v4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb into usb-next testing commit 45dd7af410b71da511085b806c22caf8ecca87e4 with gcc (GCC) 8.1.0 all runs: crashed: KASAN: use-after-free Read in p9_poll_workfn # git bisect good 45dd7af410b71da511085b806c22caf8ecca87e4 Bisecting: 77 revisions left to test after this (roughly 6 steps) [1f7a4c73a739a63b3f108d8eda6f947fdc70dd65] Merge tag '9p-for-4.19-2' of git://github.com/martinetd/linux testing commit 1f7a4c73a739a63b3f108d8eda6f947fdc70dd65 with gcc (GCC) 8.1.0 run #0: crashed: no output from test machine 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 # git bisect good 1f7a4c73a739a63b3f108d8eda6f947fdc70dd65 Bisecting: 38 revisions left to test after this (roughly 5 steps) [b29330d829042512fabb2bfa3bbfa32df1115594] serial: 8250: of: Correct of_platform_serial_setup() error handling testing commit b29330d829042512fabb2bfa3bbfa32df1115594 with gcc (GCC) 8.1.0 all runs: crashed: KASAN: use-after-free Read in p9_poll_workfn # git bisect good b29330d829042512fabb2bfa3bbfa32df1115594 Bisecting: 19 revisions left to test after this (roughly 4 steps) [d541ae4e76ae35b76490206ef946a9124b993e32] vt: avoid a VLA in the unicode screen scroll function testing commit d541ae4e76ae35b76490206ef946a9124b993e32 with gcc (GCC) 8.1.0 all runs: crashed: KASAN: use-after-free Read in p9_poll_workfn # git bisect good d541ae4e76ae35b76490206ef946a9124b993e32 Bisecting: 9 revisions left to test after this (roughly 3 steps) [a3a10614ca0fce423f80821881cfeb088f152d24] tty: serial: uartlite: Add support for suspend and resume testing commit a3a10614ca0fce423f80821881cfeb088f152d24 with gcc (GCC) 8.1.0 all runs: crashed: KASAN: use-after-free Read in p9_poll_workfn # git bisect good a3a10614ca0fce423f80821881cfeb088f152d24 Bisecting: 4 revisions left to test after this (roughly 2 steps) [60ab0fafc4b652fcaf7cbc3bb8555a0cf1149c28] serial: 8250_exar: Read INT0 from slave device, too testing commit 60ab0fafc4b652fcaf7cbc3bb8555a0cf1149c28 with gcc (GCC) 8.1.0 all runs: crashed: KASAN: use-after-free Read in p9_poll_workfn # git bisect good 60ab0fafc4b652fcaf7cbc3bb8555a0cf1149c28 Bisecting: 2 revisions left to test after this (roughly 1 step) [29c692c96b3a39cd1911fb79cd2505af8d070f07] USB: serial: pl2303: add a new device id for ATEN testing commit 29c692c96b3a39cd1911fb79cd2505af8d070f07 with gcc (GCC) 8.1.0 all runs: crashed: KASAN: use-after-free Read in p9_poll_workfn # git bisect good 29c692c96b3a39cd1911fb79cd2505af8d070f07 Bisecting: 1 revision left to test after this (roughly 1 step) [47ac76662ca9c5852fd353093f19de3ae85f2e66] tty: serial: 8250: Revert NXP SC16C2552 workaround testing commit 47ac76662ca9c5852fd353093f19de3ae85f2e66 with gcc (GCC) 8.1.0 all runs: crashed: KASAN: use-after-free Read in p9_poll_workfn # git bisect good 47ac76662ca9c5852fd353093f19de3ae85f2e66 Bisecting: 0 revisions left to test after this (roughly 0 steps) [5695d5d1970f975de059bb6dec76941440f62488] Merge tag 'usb-4.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb testing commit 5695d5d1970f975de059bb6dec76941440f62488 with gcc (GCC) 8.1.0 all runs: OK # git bisect bad 5695d5d1970f975de059bb6dec76941440f62488 5695d5d1970f975de059bb6dec76941440f62488 is the first bad commit revisions tested: 19, total time: 3h55m19.553812923s (build: 1h26m21.042160001s, test: 2h22m6.447003141s) first good commit: 5695d5d1970f975de059bb6dec76941440f62488 Merge tag 'usb-4.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb cc: ["torvalds@linux-foundation.org"]