executing program executing program BUG: memory leak unreferenced object 0xffff8881221d13f0 (size 48): comm "syz-executor879", pid 7186, jiffies 4294941999 (age 13.490s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 01 46 00 00 03 00 00 00 .........F...... 00 00 00 00 00 00 00 00 00 a5 84 07 81 88 ff ff ................ backtrace: [<0000000034be20ae>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<0000000034be20ae>] slab_post_alloc_hook mm/slab.h:586 [inline] [<0000000034be20ae>] slab_alloc mm/slab.c:3320 [inline] [<0000000034be20ae>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3484 [<00000000bf165536>] fasync_alloc fs/fcntl.c:895 [inline] [<00000000bf165536>] fasync_add_entry fs/fcntl.c:953 [inline] [<00000000bf165536>] fasync_helper+0x37/0xa9 fs/fcntl.c:982 [<0000000041d81a4f>] sock_fasync+0x4d/0xa0 net/socket.c:1295 [<00000000e4d3f98e>] ioctl_fioasync fs/ioctl.c:586 [inline] [<00000000e4d3f98e>] do_vfs_ioctl+0x62f/0x890 fs/ioctl.c:691 [<00000000797a8df6>] ksys_ioctl+0x86/0xb0 fs/ioctl.c:749 [<00000000650656fd>] __do_sys_ioctl fs/ioctl.c:756 [inline] [<00000000650656fd>] __se_sys_ioctl fs/ioctl.c:754 [inline] [<00000000650656fd>] __x64_sys_ioctl+0x1e/0x30 fs/ioctl.c:754 [<0000000003c3343a>] do_syscall_64+0x73/0x220 arch/x86/entry/common.c:294 [<00000000ceee4f7c>] entry_SYSCALL_64_after_hwframe+0x44/0xa9