BUG: memory leak unreferenced object 0xffff8881066ef720 (size 32): comm "syz-executor.3", pid 8364, jiffies 4295046660 (age 16.040s) hex dump (first 32 bytes): 34 32 39 35 30 34 36 36 36 30 00 00 00 00 00 00 4295046660...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000070b9ead6>] kmalloc include/linux/slab.h:555 [inline] [<0000000070b9ead6>] v9fs_random_cachetag fs/9p/cache.c:36 [inline] [<0000000070b9ead6>] v9fs_cache_session_get_cookie+0x98/0x100 fs/9p/cache.c:52 [<00000000ef8ad675>] v9fs_session_init+0x5a1/0x840 fs/9p/v9fs.c:470 [<0000000068994b4b>] v9fs_mount+0x56/0x390 fs/9p/vfs_super.c:124 [<0000000028489aaf>] legacy_get_tree+0x26/0x70 fs/fs_context.c:592 [<000000003ab06216>] vfs_get_tree+0x28/0xe0 fs/super.c:1547 [<000000003a662315>] do_new_mount fs/namespace.c:2875 [inline] [<000000003a662315>] do_mount+0xa63/0xe40 fs/namespace.c:3200 [<00000000bdad532a>] __do_sys_mount fs/namespace.c:3410 [inline] [<00000000bdad532a>] __se_sys_mount fs/namespace.c:3387 [inline] [<00000000bdad532a>] __x64_sys_mount+0xb0/0x120 fs/namespace.c:3387 [<00000000b3915d6c>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:384 [<00000000ee57e22e>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff8881066ef740 (size 32): comm "syz-executor.1", pid 8405, jiffies 4295046672 (age 15.920s) hex dump (first 32 bytes): 34 32 39 35 30 34 36 36 37 32 00 72 74 75 61 6c 4295046672.rtual 2f 62 64 69 2f 39 70 2d 31 32 00 00 00 00 00 00 /bdi/9p-12...... backtrace: [<0000000070b9ead6>] kmalloc include/linux/slab.h:555 [inline] [<0000000070b9ead6>] v9fs_random_cachetag fs/9p/cache.c:36 [inline] [<0000000070b9ead6>] v9fs_cache_session_get_cookie+0x98/0x100 fs/9p/cache.c:52 [<00000000ef8ad675>] v9fs_session_init+0x5a1/0x840 fs/9p/v9fs.c:470 [<0000000068994b4b>] v9fs_mount+0x56/0x390 fs/9p/vfs_super.c:124 [<0000000028489aaf>] legacy_get_tree+0x26/0x70 fs/fs_context.c:592 [<000000003ab06216>] vfs_get_tree+0x28/0xe0 fs/super.c:1547 [<000000003a662315>] do_new_mount fs/namespace.c:2875 [inline] [<000000003a662315>] do_mount+0xa63/0xe40 fs/namespace.c:3200 [<00000000bdad532a>] __do_sys_mount fs/namespace.c:3410 [inline] [<00000000bdad532a>] __se_sys_mount fs/namespace.c:3387 [inline] [<00000000bdad532a>] __x64_sys_mount+0xb0/0x120 fs/namespace.c:3387 [<00000000b3915d6c>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:384 [<00000000ee57e22e>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88810600a4e0 (size 32): comm "syz-executor.5", pid 8403, jiffies 4295046672 (age 15.920s) hex dump (first 32 bytes): 34 32 39 35 30 34 36 36 37 32 00 6e 65 74 2f 73 4295046672.net/s 79 7a 34 00 00 00 00 00 00 00 00 00 00 00 00 00 yz4............. backtrace: [<0000000070b9ead6>] kmalloc include/linux/slab.h:555 [inline] [<0000000070b9ead6>] v9fs_random_cachetag fs/9p/cache.c:36 [inline] [<0000000070b9ead6>] v9fs_cache_session_get_cookie+0x98/0x100 fs/9p/cache.c:52 [<00000000ef8ad675>] v9fs_session_init+0x5a1/0x840 fs/9p/v9fs.c:470 [<0000000068994b4b>] v9fs_mount+0x56/0x390 fs/9p/vfs_super.c:124 [<0000000028489aaf>] legacy_get_tree+0x26/0x70 fs/fs_context.c:592 [<000000003ab06216>] vfs_get_tree+0x28/0xe0 fs/super.c:1547 [<000000003a662315>] do_new_mount fs/namespace.c:2875 [inline] [<000000003a662315>] do_mount+0xa63/0xe40 fs/namespace.c:3200 [<00000000bdad532a>] __do_sys_mount fs/namespace.c:3410 [inline] [<00000000bdad532a>] __se_sys_mount fs/namespace.c:3387 [inline] [<00000000bdad532a>] __x64_sys_mount+0xb0/0x120 fs/namespace.c:3387 [<00000000b3915d6c>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:384 [<00000000ee57e22e>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff8881066efca0 (size 32): comm "syz-executor.7", pid 8396, jiffies 4295046672 (age 15.920s) hex dump (first 32 bytes): 34 32 39 35 30 34 36 36 37 32 00 00 00 00 00 00 4295046672...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000070b9ead6>] kmalloc include/linux/slab.h:555 [inline] [<0000000070b9ead6>] v9fs_random_cachetag fs/9p/cache.c:36 [inline] [<0000000070b9ead6>] v9fs_cache_session_get_cookie+0x98/0x100 fs/9p/cache.c:52 [<00000000ef8ad675>] v9fs_session_init+0x5a1/0x840 fs/9p/v9fs.c:470 [<0000000068994b4b>] v9fs_mount+0x56/0x390 fs/9p/vfs_super.c:124 [<0000000028489aaf>] legacy_get_tree+0x26/0x70 fs/fs_context.c:592 [<000000003ab06216>] vfs_get_tree+0x28/0xe0 fs/super.c:1547 [<000000003a662315>] do_new_mount fs/namespace.c:2875 [inline] [<000000003a662315>] do_mount+0xa63/0xe40 fs/namespace.c:3200 [<00000000bdad532a>] __do_sys_mount fs/namespace.c:3410 [inline] [<00000000bdad532a>] __se_sys_mount fs/namespace.c:3387 [inline] [<00000000bdad532a>] __x64_sys_mount+0xb0/0x120 fs/namespace.c:3387 [<00000000b3915d6c>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:384 [<00000000ee57e22e>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff8881061169a0 (size 32): comm "syz-executor.3", pid 8448, jiffies 4295047302 (age 9.620s) hex dump (first 32 bytes): 34 32 39 35 30 34 37 33 30 32 00 00 00 00 00 00 4295047302...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000070b9ead6>] kmalloc include/linux/slab.h:555 [inline] [<0000000070b9ead6>] v9fs_random_cachetag fs/9p/cache.c:36 [inline] [<0000000070b9ead6>] v9fs_cache_session_get_cookie+0x98/0x100 fs/9p/cache.c:52 [<00000000ef8ad675>] v9fs_session_init+0x5a1/0x840 fs/9p/v9fs.c:470 [<0000000068994b4b>] v9fs_mount+0x56/0x390 fs/9p/vfs_super.c:124 [<0000000028489aaf>] legacy_get_tree+0x26/0x70 fs/fs_context.c:592 [<000000003ab06216>] vfs_get_tree+0x28/0xe0 fs/super.c:1547 [<000000003a662315>] do_new_mount fs/namespace.c:2875 [inline] [<000000003a662315>] do_mount+0xa63/0xe40 fs/namespace.c:3200 [<00000000bdad532a>] __do_sys_mount fs/namespace.c:3410 [inline] [<00000000bdad532a>] __se_sys_mount fs/namespace.c:3387 [inline] [<00000000bdad532a>] __x64_sys_mount+0xb0/0x120 fs/namespace.c:3387 [<00000000b3915d6c>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:384 [<00000000ee57e22e>] entry_SYSCALL_64_after_hwframe+0x44/0xa9