bisecting fixing commit since 729e3d091984487f7aa1ebfabfe594e5b317ed0f building syzkaller on ce441f065b6eebb166bb006dfd28ea0c6b730384 testing commit 729e3d091984487f7aa1ebfabfe594e5b317ed0f with gcc (GCC) 8.1.0 kernel signature: 1810ef21d3d2be5ff57758ffcea4977fd059abf2070d9939dac09333a5fdb2e7 run #0: crashed: general protection fault in anon_vma_interval_tree_insert run #1: crashed: BUG: Bad page map run #2: crashed: WARNING in plist_check_prev_next run #3: crashed: BUG: unable to handle kernel paging request in do_con_write run #4: crashed: BUG: unable to handle kernel paging request in try_to_wake_up run #5: crashed: BUG: unable to handle kernel paging request in find_first_bit run #6: crashed: general protection fault in __switch_to run #7: crashed: BUG: unable to handle kernel NULL pointer dereference in timerqueue_add run #8: crashed: BUG: unable to handle kernel paging request in cfb_imageblit run #9: crashed: BUG: spinlock bad magic in corrupted testing current HEAD 7cf726a59435301046250c42131554d9ccc566b8 testing commit 7cf726a59435301046250c42131554d9ccc566b8 with gcc (GCC) 8.1.0 kernel signature: bb37d2d06627d514840f7126f06f195f692a0651efea50ba8434a09bd45fff4d run #0: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-i" "/syzkaller/jobs/linux/workdir/image/key" "/tmp/syz-executor097778292" "root@10.128.15.213:./syz-executor097778292"]: exit status 1 ssh_exchange_identification: read: Connection reset by peer lost connection 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 start 7cf726a59435301046250c42131554d9ccc566b8 729e3d091984487f7aa1ebfabfe594e5b317ed0f Bisecting: 6571 revisions left to test after this (roughly 13 steps) [726eb70e0d34dc4bc4dada71f52bba8ed638431e] Merge tag 'char-misc-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc testing commit 726eb70e0d34dc4bc4dada71f52bba8ed638431e with gcc (GCC) 8.1.0 kernel signature: d0fd1f1a8656bb6349e5e4312efe20ec6b3a23d490fb4455135508a7e8bca0f0 run #0: crashed: general protection fault in find_vma run #1: crashed: BUG: Bad page map run #2: crashed: BUG: using __this_cpu_read() in preemptible code in trace_hardirqs_on run #3: crashed: kernel panic: stack is corrupted in __schedule run #4: crashed: BUG: unable to handle kernel NULL pointer dereference in corrupted run #5: crashed: general protection fault in futex_wake run #6: crashed: BUG: using __this_cpu_read() in preemptible code in trace_hardirqs_on run #7: crashed: BUG: unable to handle kernel paging request in corrupted run #8: crashed: general protection fault in __switch_to run #9: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-i" "/syzkaller/jobs/linux/workdir/image/key" "/tmp/syz-executor432207981" "root@10.128.10.45:./syz-executor432207981"]: exit status 1 ssh: connect to host 10.128.10.45 port 22: Connection timed out lost connection # git bisect good 726eb70e0d34dc4bc4dada71f52bba8ed638431e Bisecting: 3752 revisions left to test after this (roughly 12 steps) [105faa8742437c28815b2a3eb8314ebc5fd9288c] Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next testing commit 105faa8742437c28815b2a3eb8314ebc5fd9288c with gcc (GCC) 8.1.0 kernel signature: 96e95e6b6d91bd3e0837d2242dd0b061df91f0f763ea37a933c91215dca7aea9 run #0: crashed: BUG: unable to handle kernel NULL pointer dereference in corrupted run #1: crashed: BUG: unable to handle kernel NULL pointer dereference in do_swap_page run #2: crashed: kernel panic: Fatal exception run #3: crashed: BUG: unable to handle kernel NULL pointer dereference in do_swap_page run #4: crashed: kernel panic: Fatal exception run #5: crashed: WARNING in vmacache_find run #6: crashed: WARNING in vmacache_find run #7: crashed: general protection fault in __finish_swait run #8: crashed: BUG: stack guard page was hit in format_decode run #9: crashed: BUG: corrupted list in copy_process # git bisect good 105faa8742437c28815b2a3eb8314ebc5fd9288c Bisecting: 1676 revisions left to test after this (roughly 11 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) 8.1.0 kernel signature: 7f841900a2bd6c76da7c6c202a5230bdcc33952a6535296439dc712c476f058d run #0: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-i" "/syzkaller/jobs/linux/workdir/image/key" "/tmp/syz-executor980232794" "root@10.128.15.203:./syz-executor980232794"]: exit status 1 ssh_exchange_identification: read: Connection reset by peer lost connection 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 bad c48b75b7271db23c1b2d1204d6e8496d91f27711 Bisecting: 1053 revisions left to test after this (roughly 10 steps) [d3c8f2784d3266d27956659c78835ee1d1925ad2] drm/ingenic: Fix bad revert testing commit d3c8f2784d3266d27956659c78835ee1d1925ad2 with gcc (GCC) 8.1.0 kernel signature: d12e97e9b18744069b139b541a5a216342ee9b9c5c5194ab991c3c377c4ae255 run #0: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-i" "/syzkaller/jobs/linux/workdir/image/key" "/tmp/syz-executor555121747" "root@10.128.0.174:./syz-executor555121747"]: exit status 1 Connection reset by 10.128.0.174 port 22 lost connection run #1: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-i" "/syzkaller/jobs/linux/workdir/image/key" "/tmp/syz-executor311401563" "root@10.128.1.20:./syz-executor311401563"]: exit status 1 ssh_exchange_identification: read: Connection reset by peer lost connection 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 bad d3c8f2784d3266d27956659c78835ee1d1925ad2 Bisecting: 558 revisions left to test after this (roughly 9 steps) [da62cb7230f0871c30dc9789071f63229158d261] drm: fix double free for gbo in drm_gem_vram_init and drm_gem_vram_create testing commit da62cb7230f0871c30dc9789071f63229158d261 with gcc (GCC) 8.1.0 kernel signature: bd1a91827d14da5ae8c793d138ed122fda9c26dddb2636459686ab38cb9983c8 run #0: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-i" "/syzkaller/jobs/linux/workdir/image/key" "/tmp/syz-executor344722367" "root@10.128.15.199:./syz-executor344722367"]: exit status 1 Connection reset by 10.128.15.199 port 22 lost connection run #1: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-i" "/syzkaller/jobs/linux/workdir/image/key" "/tmp/syz-executor885914979" "root@10.128.0.167:./syz-executor885914979"]: exit status 1 ssh_exchange_identification: read: Connection reset by peer lost connection run #2: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-i" "/syzkaller/jobs/linux/workdir/image/key" "/tmp/syz-executor902394760" "root@10.128.0.201:./syz-executor902394760"]: exit status 1 ssh_exchange_identification: read: Connection reset by peer lost connection run #3: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-i" "/syzkaller/jobs/linux/workdir/image/key" "/tmp/syz-executor214199623" "root@10.128.10.22:./syz-executor214199623"]: exit status 1 ssh_exchange_identification: read: Connection reset by peer lost connection run #4: OK run #5: OK run #6: OK run #7: OK run #8: OK run #9: OK # git bisect bad da62cb7230f0871c30dc9789071f63229158d261 Bisecting: 231 revisions left to test after this (roughly 8 steps) [faa962bbae312eaf84838bbdc96ccc216ba248ef] dt-bindings: vendor-prefixes: Add mantix vendor prefix testing commit faa962bbae312eaf84838bbdc96ccc216ba248ef with gcc (GCC) 8.1.0 kernel signature: 062cc87749ad075e9a05f5c0464b39bacf43d5b9f1df1d7357dbbbe52da3d01f run #0: crashed: BUG: unable to handle kernel NULL pointer dereference in do_swap_page run #1: crashed: BUG: Bad page map run #2: crashed: BUG: unable to handle kernel NULL pointer dereference in do_swap_page run #3: crashed: BUG: unable to handle kernel NULL pointer dereference in fb_get_buffer_offset run #4: crashed: kernel panic: stack is corrupted in schedule_timeout run #5: crashed: BUG: corrupted list in tty_write_lock run #6: crashed: BUG: unable to handle kernel NULL pointer dereference in corrupted run #7: crashed: kernel panic: stack is corrupted in schedule_timeout run #8: crashed: general protection fault in schedule run #9: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-i" "/syzkaller/jobs/linux/workdir/image/key" "/tmp/syz-executor898115345" "root@10.128.0.82:./syz-executor898115345"]: exit status 1 ssh: connect to host 10.128.0.82 port 22: Connection timed out lost connection # git bisect good faa962bbae312eaf84838bbdc96ccc216ba248ef Bisecting: 115 revisions left to test after this (roughly 7 steps) [283d347d6e3e25829663cc629e80eccea96c25de] drm/vc4: hdmi: Remove vc4_dev hdmi pointer testing commit 283d347d6e3e25829663cc629e80eccea96c25de with gcc (GCC) 8.1.0 kernel signature: b1335d42186bbdad031d0f924c80971c3f2e3a550054fe1bb6958a6961127654 run #0: crashed: PANIC: double fault in __switch_to_asm run #1: crashed: BUG: corrupted list in anon_vma_chain_link run #2: crashed: BUG: unable to handle kernel NULL pointer dereference in corrupted run #3: crashed: BUG: unable to handle kernel paging request in vma_compute_subtree_gap run #4: crashed: general protection fault in anon_vma_interval_tree_insert run #5: crashed: BUG: corrupted list in copy_process run #6: crashed: WARNING in corrupted run #7: crashed: BUG: unable to handle kernel paging request in cfb_imageblit run #8: crashed: BUG: corrupted list in tty_write_lock run #9: crashed: general protection fault in acct_collect # git bisect good 283d347d6e3e25829663cc629e80eccea96c25de Bisecting: 57 revisions left to test after this (roughly 6 steps) [3f9dfc2a0ea9f8f34229d43e3a171c8aaf1dcaf4] docs: fb: Correcting the location of FRAMEBUFFER_CONSOLE option. testing commit 3f9dfc2a0ea9f8f34229d43e3a171c8aaf1dcaf4 with gcc (GCC) 8.1.0 kernel signature: 27f4f708d40a747ca08261320a73a7d1ca30399eb0d00b36f69600d81ddc948f run #0: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-i" "/syzkaller/jobs/linux/workdir/image/key" "/tmp/syz-executor063497776" "root@10.128.15.202:./syz-executor063497776"]: exit status 1 ssh_exchange_identification: read: Connection reset by peer lost connection run #1: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-i" "/syzkaller/jobs/linux/workdir/image/key" "/tmp/syz-executor465616089" "root@10.128.15.204:./syz-executor465616089"]: exit status 1 ssh_exchange_identification: read: Connection reset by peer lost connection run #2: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-i" "/syzkaller/jobs/linux/workdir/image/key" "/tmp/syz-executor137882934" "root@10.128.15.208:./syz-executor137882934"]: exit status 1 Connection reset by 10.128.15.208 port 22 lost connection run #3: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-i" "/syzkaller/jobs/linux/workdir/image/key" "/tmp/syz-executor437224221" "root@10.128.10.57:./syz-executor437224221"]: exit status 1 ssh_exchange_identification: read: Connection reset by peer lost connection run #4: OK run #5: OK run #6: OK run #7: OK run #8: OK run #9: OK # git bisect bad 3f9dfc2a0ea9f8f34229d43e3a171c8aaf1dcaf4 Bisecting: 28 revisions left to test after this (roughly 5 steps) [2e3725b05b785e73482a194b99bff3d5a1c85140] dt-bindings: display: vc4: hdmi: Add BCM2711 HDMI controllers bindings testing commit 2e3725b05b785e73482a194b99bff3d5a1c85140 with gcc (GCC) 8.1.0 kernel signature: b1335d42186bbdad031d0f924c80971c3f2e3a550054fe1bb6958a6961127654 run #0: crashed: general protection fault in mnt_list_next run #1: crashed: BUG: Bad page map run #2: crashed: unexpected kernel reboot run #3: crashed: kernel panic: stack is corrupted in __mutex_lock run #4: crashed: BUG: Bad page map run #5: crashed: general protection fault in timerqueue_add run #6: crashed: BUG: Bad page map run #7: crashed: BUG: Bad page map run #8: crashed: BUG: unable to handle kernel NULL pointer dereference in psi_task_switch run #9: crashed: BUG: unable to handle kernel paging request in will_become_orphaned_pgrp # git bisect good 2e3725b05b785e73482a194b99bff3d5a1c85140 Bisecting: 14 revisions left to test after this (roughly 4 steps) [fe2ab107536d808ad0c8ddce3e35b048dc5acb0f] omapfb: fix spelling mistake "propert" -> "property" testing commit fe2ab107536d808ad0c8ddce3e35b048dc5acb0f with gcc (GCC) 8.1.0 kernel signature: 426ba135e225482a5fd0dd1846d5b99b1940ec0a57d347dd3406bf9cc64d83b9 run #0: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-i" "/syzkaller/jobs/linux/workdir/image/key" "/tmp/syz-executor830929536" "root@10.128.0.247:./syz-executor830929536"]: exit status 1 ssh_exchange_identification: read: Connection reset by peer lost connection 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 bad fe2ab107536d808ad0c8ddce3e35b048dc5acb0f Bisecting: 6 revisions left to test after this (roughly 3 steps) [25c4bcf9858e3e8752985fa0cda64a212ea328b7] drm/bridge: dw-mipi-dsi: fix dw_mipi_dsi_debugfs_show/write warnings testing commit 25c4bcf9858e3e8752985fa0cda64a212ea328b7 with gcc (GCC) 8.1.0 kernel signature: d4c97eb6834f42c2059ad03ec8d824d19b224b60b60cb2cb90f3e13caa7c418d run #0: crashed: BUG: unable to handle kernel NULL pointer dereference in do_swap_page run #1: crashed: BUG: unable to handle kernel NULL pointer dereference in timerqueue_add run #2: crashed: BUG: unable to handle kernel paging request in pmd_trans_migrating run #3: crashed: kernel panic: Fatal exception run #4: crashed: WARNING: refcount bug in mark_wake_futex run #5: crashed: kernel BUG at mm/memory.c:LINE! run #6: crashed: kernel panic: stack is corrupted in __mutex_lock run #7: crashed: general protection fault in __switch_to run #8: crashed: BUG: corrupted list in tty_write_lock run #9: crashed: no output from test machine # git bisect good 25c4bcf9858e3e8752985fa0cda64a212ea328b7 Bisecting: 3 revisions left to test after this (roughly 2 steps) [a49145acfb975d921464b84fe00279f99827d816] fbmem: add margin check to fb_check_caps() testing commit a49145acfb975d921464b84fe00279f99827d816 with gcc (GCC) 8.1.0 kernel signature: cc19245d8c1baf828fa401243e7b868858163fa51e06ce5cdccf1f603df3ad18 run #0: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-i" "/syzkaller/jobs/linux/workdir/image/key" "/tmp/syz-executor658314413" "root@10.128.15.200:./syz-executor658314413"]: exit status 1 Connection reset by 10.128.15.200 port 22 lost connection run #1: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-i" "/syzkaller/jobs/linux/workdir/image/key" "/tmp/syz-executor547409457" "root@10.128.10.48:./syz-executor547409457"]: exit status 1 ssh_exchange_identification: read: Connection reset by peer lost connection run #2: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-i" "/syzkaller/jobs/linux/workdir/image/key" "/tmp/syz-executor893242763" "root@10.128.10.39:./syz-executor893242763"]: exit status 1 ssh_exchange_identification: read: Connection reset by peer lost connection run #3: OK run #4: OK run #5: OK run #6: OK run #7: OK run #8: OK run #9: OK # git bisect bad a49145acfb975d921464b84fe00279f99827d816 Bisecting: 0 revisions left to test after this (roughly 1 step) [54d04ea8cdbd143496e4f5cc9c0a9f86c0e55a2e] drm/ttm: merge offset and base in ttm_bus_placement testing commit 54d04ea8cdbd143496e4f5cc9c0a9f86c0e55a2e with gcc (GCC) 8.1.0 kernel signature: 660695b3fffd448def7a16c3ec915f1dac983aa9686732a611298daa179edf34 run #0: crashed: BUG: corrupted list in account_entity_dequeue run #1: crashed: BUG: unable to handle kernel paging request in __count_memcg_events run #2: crashed: PANIC: double fault in __switch_to_asm run #3: crashed: unexpected kernel reboot run #4: crashed: BUG: unable to handle kernel NULL pointer dereference in corrupted run #5: crashed: general protection fault in pick_next_task_fair run #6: crashed: WARNING in vmacache_find run #7: crashed: general protection fault in pick_next_task_fair run #8: crashed: WARNING in vmacache_find run #9: crashed: kernel BUG at mm/memory.c:LINE! # git bisect good 54d04ea8cdbd143496e4f5cc9c0a9f86c0e55a2e a49145acfb975d921464b84fe00279f99827d816 is the first bad commit commit a49145acfb975d921464b84fe00279f99827d816 Author: George Kennedy Date: Tue Jul 7 15:26:03 2020 -0400 fbmem: add margin check to fb_check_caps() A fb_ioctl() FBIOPUT_VSCREENINFO call with invalid xres setting or yres setting in struct fb_var_screeninfo will result in a KASAN: vmalloc-out-of-bounds failure in bitfill_aligned() as the margins are being cleared. The margins are cleared in chunks and if the xres setting or yres setting is a value of zero upto the chunk size, the failure will occur. Add a margin check to validate xres and yres settings. Signed-off-by: George Kennedy Reported-by: syzbot+e5fd3e65515b48c02a30@syzkaller.appspotmail.com Reviewed-by: Dan Carpenter Cc: Dhaval Giani Signed-off-by: Bartlomiej Zolnierkiewicz Link: https://patchwork.freedesktop.org/patch/msgid/1594149963-13801-1-git-send-email-george.kennedy@oracle.com drivers/video/fbdev/core/fbmem.c | 4 ++++ 1 file changed, 4 insertions(+) culprit signature: cc19245d8c1baf828fa401243e7b868858163fa51e06ce5cdccf1f603df3ad18 parent signature: 660695b3fffd448def7a16c3ec915f1dac983aa9686732a611298daa179edf34 revisions tested: 15, total time: 3h50m7.840264684s (build: 1h29m55.379684782s, test: 2h18m27.102093507s) first good commit: a49145acfb975d921464b84fe00279f99827d816 fbmem: add margin check to fb_check_caps() recipients (to): ["b.zolnierkie@samsung.com" "dan.carpenter@oracle.com" "george.kennedy@oracle.com"] recipients (cc): []