| Title | Replies (including bot) | Last reply |
|---|---|---|
| [PATCH] media: v4l2-core: Fix Oops in ioctl | 2 (2) | 2020/01/08 11:12 |
| KASAN: null-ptr-deref Write in video_usercopy | 0 (1) | 2020/01/08 08:54 |
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| Title | Replies (including bot) | Last reply |
|---|---|---|
| [PATCH] media: v4l2-core: Fix Oops in ioctl | 2 (2) | 2020/01/08 11:12 |
| KASAN: null-ptr-deref Write in video_usercopy | 0 (1) | 2020/01/08 08:54 |
| Created | Duration | User | Patch | Repo | Result |
|---|---|---|---|---|---|
| 2022/12/18 08:31 | 20m | retest repro | linux-next | OK log | |
| 2022/12/18 06:31 | 19m | retest repro | linux-next | OK log | |
| 2022/09/09 05:27 | 17m | retest repro | linux-next | error | |
| 2022/09/09 01:27 | 17m | retest repro | linux-next | error | |
| 2021/03/15 01:45 | 15m | ducheng2@gmail.com | git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next-history.git master | OK | |
| 2020/10/31 23:03 | 18m | anant.thazhemadam@gmail.com | https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master | OK |
================================================================== BUG: KASAN: null-ptr-deref in memset include/linux/string.h:411 [inline] BUG: KASAN: null-ptr-deref in video_get_user+0x67f/0x890 drivers/media/v4l2-core/v4l2-ioctl.c:3053 Write of size 4096 at addr 0000000000000000 by task syz-executor990/9864 CPU: 0 PID: 9864 Comm: syz-executor990 Not tainted 5.5.0-rc5-next-20200108-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x197/0x210 lib/dump_stack.c:118 __kasan_report.cold+0x5/0x32 mm/kasan/report.c:510 kasan_report+0x12/0x20 mm/kasan/common.c:641 check_memory_region_inline mm/kasan/generic.c:185 [inline] check_memory_region+0x134/0x1a0 mm/kasan/generic.c:192 memset+0x24/0x40 mm/kasan/common.c:108 memset include/linux/string.h:411 [inline] video_get_user+0x67f/0x890 drivers/media/v4l2-core/v4l2-ioctl.c:3053 video_usercopy+0x21f/0x10b0 drivers/media/v4l2-core/v4l2-ioctl.c:3210 video_ioctl2+0x2d/0x35 drivers/media/v4l2-core/v4l2-ioctl.c:3274 v4l2_ioctl+0x1ac/0x230 drivers/media/v4l2-core/v4l2-dev.c:360 vfs_ioctl fs/ioctl.c:47 [inline] ksys_ioctl+0x123/0x180 fs/ioctl.c:747 __do_sys_ioctl fs/ioctl.c:756 [inline] __se_sys_ioctl fs/ioctl.c:754 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:754 do_syscall_64+0xfa/0x790 arch/x86/entry/common.c:294 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x443df9 Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b d8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007ffe2e6f89b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00000000004002e0 RCX: 0000000000443df9 RDX: 0000000000000000 RSI: 0000001010008913 RDI: 0000000000000003 RBP: 00000000006ce018 R08: 0000000000000000 R09: 00000000004002e0 R10: 000000000000000f R11: 0000000000000246 R12: 0000000000401b00 R13: 0000000000401b90 R14: 0000000000000000 R15: 0000000000000000 ==================================================================
| Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2020/01/09 00:22 | linux-next | 4becfd1b26ef | ddc3e859 | .config | console log | report | syz | C | ci-upstream-linux-next-kasan-gce-root | |||
| 2020/01/08 02:23 | linux-next | 264673852033 | 6738e0b3 | .config | console log | report | syz | C | ci-upstream-linux-next-kasan-gce-root |