BUG: memory leak unreferenced object 0xffff888104fda880 (size 64): comm "syz-executor.5", pid 8377, jiffies 4294943910 (age 12.550s) hex dump (first 32 bytes): 01 00 00 00 2f 64 65 76 00 00 00 00 2f 76 69 72 ..../dev..../vir 90 a8 fd 04 81 88 ff ff 90 a8 fd 04 81 88 ff ff ................ backtrace: [<000000007ef86c12>] kmalloc include/linux/slab.h:554 [inline] [<000000007ef86c12>] do_eventfd+0x37/0x150 fs/eventfd.c:417 [<0000000092d756b3>] __do_sys_eventfd2 fs/eventfd.c:450 [inline] [<0000000092d756b3>] __se_sys_eventfd2 fs/eventfd.c:448 [inline] [<0000000092d756b3>] __x64_sys_eventfd2+0x16/0x20 fs/eventfd.c:448 [<000000008a13e60b>] do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 [<000000003774c07f>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888104fda940 (size 64): comm "syz-executor.5", pid 8377, jiffies 4294943910 (age 12.550s) hex dump (first 32 bytes): e8 99 96 04 00 c9 ff ff e8 99 96 04 00 c9 ff ff ................ 80 03 00 20 00 00 00 00 00 00 00 00 00 00 00 00 ... ............ backtrace: [<0000000016a67b3e>] kmalloc include/linux/slab.h:554 [inline] [<0000000016a67b3e>] kzalloc include/linux/slab.h:666 [inline] [<0000000016a67b3e>] kvm_assign_ioeventfd_idx+0x52/0x260 arch/x86/kvm/../../../virt/kvm/eventfd.c:798 [<000000007091554f>] kvm_assign_ioeventfd arch/x86/kvm/../../../virt/kvm/eventfd.c:934 [inline] [<000000007091554f>] kvm_ioeventfd+0xbe/0x197 arch/x86/kvm/../../../virt/kvm/eventfd.c:961 [<00000000ba2e90e5>] kvm_vm_ioctl+0x1e6/0x1010 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3762 [<0000000088880547>] vfs_ioctl fs/ioctl.c:48 [inline] [<0000000088880547>] __do_sys_ioctl fs/ioctl.c:753 [inline] [<0000000088880547>] __se_sys_ioctl fs/ioctl.c:739 [inline] [<0000000088880547>] __x64_sys_ioctl+0xd6/0x110 fs/ioctl.c:739 [<000000008a13e60b>] do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 [<000000003774c07f>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888104859700 (size 64): comm "syz-executor.0", pid 8389, jiffies 4294943938 (age 12.270s) hex dump (first 32 bytes): 01 00 00 00 81 88 ff ff 00 00 00 00 81 88 ff ff ................ 10 97 85 04 81 88 ff ff 10 97 85 04 81 88 ff ff ................ backtrace: [<000000007ef86c12>] kmalloc include/linux/slab.h:554 [inline] [<000000007ef86c12>] do_eventfd+0x37/0x150 fs/eventfd.c:417 [<0000000092d756b3>] __do_sys_eventfd2 fs/eventfd.c:450 [inline] [<0000000092d756b3>] __se_sys_eventfd2 fs/eventfd.c:448 [inline] [<0000000092d756b3>] __x64_sys_eventfd2+0x16/0x20 fs/eventfd.c:448 [<000000008a13e60b>] do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 [<000000003774c07f>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff8881048596c0 (size 64): comm "syz-executor.0", pid 8389, jiffies 4294943938 (age 12.270s) hex dump (first 32 bytes): e8 99 9a 04 00 c9 ff ff e8 99 9a 04 00 c9 ff ff ................ 80 03 00 20 00 00 00 00 00 00 00 00 00 00 00 00 ... ............ backtrace: [<0000000016a67b3e>] kmalloc include/linux/slab.h:554 [inline] [<0000000016a67b3e>] kzalloc include/linux/slab.h:666 [inline] [<0000000016a67b3e>] kvm_assign_ioeventfd_idx+0x52/0x260 arch/x86/kvm/../../../virt/kvm/eventfd.c:798 [<000000007091554f>] kvm_assign_ioeventfd arch/x86/kvm/../../../virt/kvm/eventfd.c:934 [inline] [<000000007091554f>] kvm_ioeventfd+0xbe/0x197 arch/x86/kvm/../../../virt/kvm/eventfd.c:961 [<00000000ba2e90e5>] kvm_vm_ioctl+0x1e6/0x1010 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3762 [<0000000088880547>] vfs_ioctl fs/ioctl.c:48 [inline] [<0000000088880547>] __do_sys_ioctl fs/ioctl.c:753 [inline] [<0000000088880547>] __se_sys_ioctl fs/ioctl.c:739 [inline] [<0000000088880547>] __x64_sys_ioctl+0xd6/0x110 fs/ioctl.c:739 [<000000008a13e60b>] do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 [<000000003774c07f>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888104859880 (size 64): comm "syz-executor.2", pid 8394, jiffies 4294943940 (age 12.250s) hex dump (first 32 bytes): 01 00 00 00 81 88 ff ff 00 00 00 00 81 88 ff ff ................ 90 98 85 04 81 88 ff ff 90 98 85 04 81 88 ff ff ................ backtrace: [<000000007ef86c12>] kmalloc include/linux/slab.h:554 [inline] [<000000007ef86c12>] do_eventfd+0x37/0x150 fs/eventfd.c:417 [<0000000092d756b3>] __do_sys_eventfd2 fs/eventfd.c:450 [inline] [<0000000092d756b3>] __se_sys_eventfd2 fs/eventfd.c:448 [inline] [<0000000092d756b3>] __x64_sys_eventfd2+0x16/0x20 fs/eventfd.c:448 [<000000008a13e60b>] do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 [<000000003774c07f>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888104859840 (size 64): comm "syz-executor.2", pid 8394, jiffies 4294943940 (age 12.250s) hex dump (first 32 bytes): e8 19 9c 04 00 c9 ff ff e8 19 9c 04 00 c9 ff ff ................ 80 03 00 20 00 00 00 00 00 00 00 00 00 00 00 00 ... ............ backtrace: [<0000000016a67b3e>] kmalloc include/linux/slab.h:554 [inline] [<0000000016a67b3e>] kzalloc include/linux/slab.h:666 [inline] [<0000000016a67b3e>] kvm_assign_ioeventfd_idx+0x52/0x260 arch/x86/kvm/../../../virt/kvm/eventfd.c:798 [<000000007091554f>] kvm_assign_ioeventfd arch/x86/kvm/../../../virt/kvm/eventfd.c:934 [inline] [<000000007091554f>] kvm_ioeventfd+0xbe/0x197 arch/x86/kvm/../../../virt/kvm/eventfd.c:961 [<00000000ba2e90e5>] kvm_vm_ioctl+0x1e6/0x1010 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3762 [<0000000088880547>] vfs_ioctl fs/ioctl.c:48 [inline] [<0000000088880547>] __do_sys_ioctl fs/ioctl.c:753 [inline] [<0000000088880547>] __se_sys_ioctl fs/ioctl.c:739 [inline] [<0000000088880547>] __x64_sys_ioctl+0xd6/0x110 fs/ioctl.c:739 [<000000008a13e60b>] do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 [<000000003774c07f>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888104859500 (size 64): comm "syz-executor.2", pid 8413, jiffies 4294943988 (age 11.770s) hex dump (first 32 bytes): 01 00 00 00 81 88 ff ff 00 00 00 00 81 88 ff ff ................ 10 95 85 04 81 88 ff ff 10 95 85 04 81 88 ff ff ................ backtrace: [<000000007ef86c12>] kmalloc include/linux/slab.h:554 [inline] [<000000007ef86c12>] do_eventfd+0x37/0x150 fs/eventfd.c:417 [<0000000092d756b3>] __do_sys_eventfd2 fs/eventfd.c:450 [inline] [<0000000092d756b3>] __se_sys_eventfd2 fs/eventfd.c:448 [inline] [<0000000092d756b3>] __x64_sys_eventfd2+0x16/0x20 fs/eventfd.c:448 [<000000008a13e60b>] do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 [<000000003774c07f>] entry_SYSCALL_64_after_hwframe+0x44/0xa9