bisecting fixing commit since 75caf310d16cc5e2f851c048cd597f5437013368 building syzkaller on 3905eaae004605f4ec4dab83e6883173796118c8 testing commit 75caf310d16cc5e2f851c048cd597f5437013368 with gcc (GCC) 8.1.0 kernel signature: 8af4965a899e9ba3202c612c5f96bf2b9b0eb877879a77b437d7df18f9cc0160 all runs: crashed: WARNING in media_create_pad_link testing current HEAD e4c26faa426c17274884f759f708bc9ee22fd59a testing commit e4c26faa426c17274884f759f708bc9ee22fd59a with gcc (GCC) 8.1.0 kernel signature: f6bb3ddc939b57c62ea94d34db651b5397085f101cadd6ff55db090cf20ea7ad all runs: OK # git bisect start e4c26faa426c17274884f759f708bc9ee22fd59a 75caf310d16cc5e2f851c048cd597f5437013368 Bisecting: 16421 revisions left to test after this (roughly 14 steps) [7783485401e802b4802c93cb1b23deb7f0d168a4] Merge branch 'i2c/for-current' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux testing commit 7783485401e802b4802c93cb1b23deb7f0d168a4 with gcc (GCC) 8.1.0 kernel signature: 2baefd43cb534b9f6ca0135f0af4396f2e7f9206d7b94fd351f05fa567ed87e5 all runs: crashed: WARNING in media_create_pad_link # git bisect good 7783485401e802b4802c93cb1b23deb7f0d168a4 Bisecting: 9131 revisions left to test after this (roughly 13 steps) [8186749621ed6b8fc42644c399e8c755a2b6f630] Merge tag 'drm-next-2020-08-06' of git://anongit.freedesktop.org/drm/drm testing commit 8186749621ed6b8fc42644c399e8c755a2b6f630 with gcc (GCC) 8.1.0 kernel signature: 934f7afa16098b7dc6185ed7089721678937f35a14015526859ffca4d2029a65 all runs: crashed: WARNING in media_create_pad_link # git bisect good 8186749621ed6b8fc42644c399e8c755a2b6f630 Bisecting: 4429 revisions left to test after this (roughly 12 steps) [25d8d4eecace9de5a6a2193e4df1917afbdd3052] Merge tag 'powerpc-5.9-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux testing commit 25d8d4eecace9de5a6a2193e4df1917afbdd3052 with gcc (GCC) 8.1.0 kernel signature: 89d0900c5017bf67ecdc8e8c2ae0b02acce3ece397ec93eeeb2abb4a16270aaa all runs: crashed: WARNING in media_create_pad_link # git bisect good 25d8d4eecace9de5a6a2193e4df1917afbdd3052 Bisecting: 2216 revisions left to test after this (roughly 11 steps) [407bc8d81837197ef02c7296f8068d3bf2c96f53] Merge tag 'vfio-v5.9-rc1' of git://github.com/awilliam/linux-vfio testing commit 407bc8d81837197ef02c7296f8068d3bf2c96f53 with gcc (GCC) 8.1.0 kernel signature: 1df20a8c992a3968ae5af7878bee68a8516c63cad000b120e538e42caf81413f all runs: boot failed: WARNING in mem_cgroup_css_alloc # git bisect skip 407bc8d81837197ef02c7296f8068d3bf2c96f53 Bisecting: 2216 revisions left to test after this (roughly 11 steps) [d9665bb82269f0f2bc18b73f074754e452bb3767] pinctrl: stm32: return proper error code in pin_config_set testing commit d9665bb82269f0f2bc18b73f074754e452bb3767 with gcc (GCC) 8.1.0 kernel signature: b7ed457faabea876fa49c3e29a2885fde2e5cfead96f173358118fcc6ff09562 all runs: basic kernel testing failed: BUG: using smp_processor_id() in preemptible code in ext4_mb_new_blocks # git bisect skip d9665bb82269f0f2bc18b73f074754e452bb3767 Bisecting: 2216 revisions left to test after this (roughly 11 steps) [496ceaf12432b3d136dcdec48424312e71359ea7] ceph: don't allow setlease on cephfs testing commit 496ceaf12432b3d136dcdec48424312e71359ea7 with gcc (GCC) 8.1.0 kernel signature: f57f86ac12d51fa5f49e111ac8e1e77a34881103ac899f0325d69436f25147ea all runs: crashed: WARNING in media_create_pad_link # git bisect good 496ceaf12432b3d136dcdec48424312e71359ea7 Bisecting: 446 revisions left to test after this (roughly 9 steps) [3e8d3bdc2a757cc6be5470297947799a7df445cc] Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net testing commit 3e8d3bdc2a757cc6be5470297947799a7df445cc with gcc (GCC) 8.1.0 kernel signature: c5c6a424b053c9ddc8811a7288097cb218140504ef719dd26affa7f3ea63d19f all runs: OK # git bisect bad 3e8d3bdc2a757cc6be5470297947799a7df445cc Bisecting: 261 revisions left to test after this (roughly 8 steps) [8bb5021cc2ee5d5dd129a9f2f5ad2bb76eea297d] Merge tag 'powerpc-5.9-4' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux testing commit 8bb5021cc2ee5d5dd129a9f2f5ad2bb76eea297d with gcc (GCC) 8.1.0 kernel signature: 3d43df90c9d0fa310c429122f68f06055acb7bd9d2420971f54e727764c193dd all runs: OK # git bisect bad 8bb5021cc2ee5d5dd129a9f2f5ad2bb76eea297d Bisecting: 121 revisions left to test after this (roughly 7 steps) [5ec06b5c0d259a8c7c4376b121b2f62dfbfe57ef] Merge tag 'drm-fixes-2020-08-28' of git://anongit.freedesktop.org/drm/drm testing commit 5ec06b5c0d259a8c7c4376b121b2f62dfbfe57ef with gcc (GCC) 8.1.0 kernel signature: 8a694596a1827ae03670803f98150f0197d72a629b30aa91abcd4defe917d9bd all runs: crashed: WARNING in media_create_pad_link # git bisect good 5ec06b5c0d259a8c7c4376b121b2f62dfbfe57ef Bisecting: 61 revisions left to test after this (roughly 6 steps) [1b46b921b0b92bfc507d29a39f1b265c48ed45be] Merge tag 's390-5.9-4' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux testing commit 1b46b921b0b92bfc507d29a39f1b265c48ed45be with gcc (GCC) 8.1.0 kernel signature: d0045e0f87af3aae388a5395c7fb2f0da87e8fb8a8130eeb481230b297279212 run #0: crashed: WARNING in media_create_pad_link run #1: crashed: WARNING in media_create_pad_link run #2: crashed: WARNING in media_create_pad_link run #3: crashed: WARNING in media_create_pad_link run #4: crashed: WARNING in media_create_pad_link run #5: crashed: WARNING in media_create_pad_link run #6: crashed: WARNING in corrupted run #7: crashed: WARNING in media_create_pad_link run #8: crashed: WARNING in media_create_pad_link run #9: crashed: WARNING in media_create_pad_link # git bisect good 1b46b921b0b92bfc507d29a39f1b265c48ed45be Bisecting: 30 revisions left to test after this (roughly 5 steps) [bfd08d06d978d0304eb6f7855b548aa2cd1c5486] USB: gadget: u_f: Unbreak offset calculation in VLAs testing commit bfd08d06d978d0304eb6f7855b548aa2cd1c5486 with gcc (GCC) 8.1.0 kernel signature: 8b69d30535f3a4b8acdd4a2b7f2a49cc567af335fd45cfe61c223a2a48f452e2 all runs: OK # git bisect bad bfd08d06d978d0304eb6f7855b548aa2cd1c5486 Bisecting: 15 revisions left to test after this (roughly 4 steps) [d5643d2249b279077427b2c2b2ffae9b70c95b0b] USB: Fix device driver race testing commit d5643d2249b279077427b2c2b2ffae9b70c95b0b with gcc (GCC) 8.1.0 kernel signature: c34745e81d5c97095c30374b369388ed08e287c0997e27a9fe391541452fb742 all runs: OK # git bisect bad d5643d2249b279077427b2c2b2ffae9b70c95b0b Bisecting: 7 revisions left to test after this (roughly 3 steps) [0ff0705a2ef2929e9326c95df48bdbebb0dafaad] usb: typec: ucsi: Fix AB BA lock inversion testing commit 0ff0705a2ef2929e9326c95df48bdbebb0dafaad with gcc (GCC) 8.1.0 kernel signature: 420de630de657b8812ec4164ff438585bec7911984b54295c31e973d2b953ce8 all runs: crashed: WARNING in media_create_pad_link # git bisect good 0ff0705a2ef2929e9326c95df48bdbebb0dafaad Bisecting: 3 revisions left to test after this (roughly 2 steps) [7b2816dd293031b9dec476d7853c099dc2ec9172] usb: hcd: Fix use after free in usb_hcd_pci_remove() testing commit 7b2816dd293031b9dec476d7853c099dc2ec9172 with gcc (GCC) 8.1.0 kernel signature: 9230c0eb09edb7a258416523bf78aa7f1dae0ba79e25d06e419096f6f68e9fde all runs: crashed: WARNING in media_create_pad_link # git bisect good 7b2816dd293031b9dec476d7853c099dc2ec9172 Bisecting: 1 revision left to test after this (roughly 1 step) [d54343a87732726b04ac5af873916b5ed4f52932] usb: host: xhci-tegra: fix tegra_xusb_get_phy() testing commit d54343a87732726b04ac5af873916b5ed4f52932 with gcc (GCC) 8.1.0 kernel signature: fd24eaa170c3fbc0435ad752ac83c3d9bd5228c4b85ad2acc5afd72cebaddc29 all runs: crashed: WARNING in media_create_pad_link # git bisect good d54343a87732726b04ac5af873916b5ed4f52932 Bisecting: 0 revisions left to test after this (roughly 0 steps) [adb6e6ac20eedcf1dce19dc75b224e63c0828ea1] USB: Also match device drivers using the ->match vfunc testing commit adb6e6ac20eedcf1dce19dc75b224e63c0828ea1 with gcc (GCC) 8.1.0 kernel signature: 4b8c420fc223eec0ed1bc2fddffe6600f383590354811f464ef1181d3314c3c4 all runs: OK # git bisect bad adb6e6ac20eedcf1dce19dc75b224e63c0828ea1 adb6e6ac20eedcf1dce19dc75b224e63c0828ea1 is the first bad commit commit adb6e6ac20eedcf1dce19dc75b224e63c0828ea1 Author: Bastien Nocera Date: Tue Aug 18 13:04:43 2020 +0200 USB: Also match device drivers using the ->match vfunc We only ever used the ID table matching before, but we should also support open-coded match functions. Fixes: 88b7381a939de ("USB: Select better matching USB drivers when available") Signed-off-by: Bastien Nocera Cc: stable Acked-by: Alan Stern Link: https://lore.kernel.org/r/20200818110445.509668-1-hadess@hadess.net Signed-off-by: Greg Kroah-Hartman drivers/usb/core/generic.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) culprit signature: 4b8c420fc223eec0ed1bc2fddffe6600f383590354811f464ef1181d3314c3c4 parent signature: fd24eaa170c3fbc0435ad752ac83c3d9bd5228c4b85ad2acc5afd72cebaddc29 revisions tested: 18, total time: 3h18m41.27841193s (build: 1h29m46.133013813s, test: 1h46m54.814294979s) first good commit: adb6e6ac20eedcf1dce19dc75b224e63c0828ea1 USB: Also match device drivers using the ->match vfunc recipients (to): ["gregkh@linuxfoundation.org" "hadess@hadess.net" "stern@rowland.harvard.edu"] recipients (cc): []