IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready 8021q: adding VLAN 0 to HW filter on device batadv0 ================================================================== BUG: KASAN: use-after-free in __vb2_perform_fileio+0xddf/0xeb0 drivers/media/v4l2-core/videobuf2-core.c:2379 Read of size 4 at addr ffff8880a0aef9dc by task syz-executor.3/7371 CPU: 0 PID: 7371 Comm: syz-executor.3 Not tainted 4.14.113 #3 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x138/0x19c lib/dump_stack.c:53 print_address_description.cold+0x7c/0x1dc mm/kasan/report.c:252 kasan_report_error mm/kasan/report.c:351 [inline] kasan_report mm/kasan/report.c:409 [inline] kasan_report.cold+0xaf/0x2b5 mm/kasan/report.c:393 __asan_report_load4_noabort+0x14/0x20 mm/kasan/report.c:429 __vb2_perform_fileio+0xddf/0xeb0 drivers/media/v4l2-core/videobuf2-core.c:2379 vb2_read+0x3b/0x50 drivers/media/v4l2-core/videobuf2-core.c:2490 vb2_fop_read+0x1f5/0x3e0 drivers/media/v4l2-core/videobuf2-v4l2.c:895 v4l2_read+0x1ac/0x210 drivers/media/v4l2-core/v4l2-dev.c:309