BUG: memory leak unreferenced object 0xffff888106901280 (size 32): comm "syz-executor.6", pid 8441, jiffies 4294945334 (age 9.380s) hex dump (first 32 bytes): 34 32 39 34 39 34 35 33 33 34 00 00 6b 77 6f 72 4294945334..kwor 6b 65 72 2f 75 34 3a 30 00 00 00 00 00 00 00 00 ker/u4:0........ backtrace: [<000000008888b928>] kmalloc include/linux/slab.h:555 [inline] [<000000008888b928>] v9fs_random_cachetag fs/9p/cache.c:36 [inline] [<000000008888b928>] v9fs_cache_session_get_cookie+0x98/0x100 fs/9p/cache.c:52 [<000000009b985ba2>] v9fs_session_init+0x5a1/0x840 fs/9p/v9fs.c:470 [<00000000447fe437>] v9fs_mount+0x56/0x390 fs/9p/vfs_super.c:124 [<0000000031d790c9>] legacy_get_tree+0x26/0x70 fs/fs_context.c:592 [<00000000164b39ee>] vfs_get_tree+0x28/0xe0 fs/super.c:1547 [<00000000985a40ef>] do_new_mount fs/namespace.c:2874 [inline] [<00000000985a40ef>] do_mount+0xa5b/0xe40 fs/namespace.c:3199 [<00000000fa02829e>] __do_sys_mount fs/namespace.c:3409 [inline] [<00000000fa02829e>] __se_sys_mount fs/namespace.c:3386 [inline] [<00000000fa02829e>] __x64_sys_mount+0xb0/0x120 fs/namespace.c:3386 [<0000000026f19912>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:359 [<00000000dea14ec9>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888106901e20 (size 32): comm "syz-executor.5", pid 8439, jiffies 4294945334 (age 9.380s) hex dump (first 32 bytes): 34 32 39 34 39 34 35 33 33 34 00 00 00 00 00 00 4294945334...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<000000008888b928>] kmalloc include/linux/slab.h:555 [inline] [<000000008888b928>] v9fs_random_cachetag fs/9p/cache.c:36 [inline] [<000000008888b928>] v9fs_cache_session_get_cookie+0x98/0x100 fs/9p/cache.c:52 [<000000009b985ba2>] v9fs_session_init+0x5a1/0x840 fs/9p/v9fs.c:470 [<00000000447fe437>] v9fs_mount+0x56/0x390 fs/9p/vfs_super.c:124 [<0000000031d790c9>] legacy_get_tree+0x26/0x70 fs/fs_context.c:592 [<00000000164b39ee>] vfs_get_tree+0x28/0xe0 fs/super.c:1547 [<00000000985a40ef>] do_new_mount fs/namespace.c:2874 [inline] [<00000000985a40ef>] do_mount+0xa5b/0xe40 fs/namespace.c:3199 [<00000000fa02829e>] __do_sys_mount fs/namespace.c:3409 [inline] [<00000000fa02829e>] __se_sys_mount fs/namespace.c:3386 [inline] [<00000000fa02829e>] __x64_sys_mount+0xb0/0x120 fs/namespace.c:3386 [<0000000026f19912>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:359 [<00000000dea14ec9>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888105cc54a0 (size 32): comm "syz-executor.2", pid 8450, jiffies 4294945342 (age 9.300s) hex dump (first 32 bytes): 34 32 39 34 39 34 35 33 34 32 00 00 00 00 00 00 4294945342...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<000000008888b928>] kmalloc include/linux/slab.h:555 [inline] [<000000008888b928>] v9fs_random_cachetag fs/9p/cache.c:36 [inline] [<000000008888b928>] v9fs_cache_session_get_cookie+0x98/0x100 fs/9p/cache.c:52 [<000000009b985ba2>] v9fs_session_init+0x5a1/0x840 fs/9p/v9fs.c:470 [<00000000447fe437>] v9fs_mount+0x56/0x390 fs/9p/vfs_super.c:124 [<0000000031d790c9>] legacy_get_tree+0x26/0x70 fs/fs_context.c:592 [<00000000164b39ee>] vfs_get_tree+0x28/0xe0 fs/super.c:1547 [<00000000985a40ef>] do_new_mount fs/namespace.c:2874 [inline] [<00000000985a40ef>] do_mount+0xa5b/0xe40 fs/namespace.c:3199 [<00000000fa02829e>] __do_sys_mount fs/namespace.c:3409 [inline] [<00000000fa02829e>] __se_sys_mount fs/namespace.c:3386 [inline] [<00000000fa02829e>] __x64_sys_mount+0xb0/0x120 fs/namespace.c:3386 [<0000000026f19912>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:359 [<00000000dea14ec9>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888105cc50e0 (size 32): comm "syz-executor.5", pid 8489, jiffies 4294945350 (age 9.220s) hex dump (first 32 bytes): 34 32 39 34 39 34 35 33 35 30 00 00 00 00 00 00 4294945350...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<000000008888b928>] kmalloc include/linux/slab.h:555 [inline] [<000000008888b928>] v9fs_random_cachetag fs/9p/cache.c:36 [inline] [<000000008888b928>] v9fs_cache_session_get_cookie+0x98/0x100 fs/9p/cache.c:52 [<000000009b985ba2>] v9fs_session_init+0x5a1/0x840 fs/9p/v9fs.c:470 [<00000000447fe437>] v9fs_mount+0x56/0x390 fs/9p/vfs_super.c:124 [<0000000031d790c9>] legacy_get_tree+0x26/0x70 fs/fs_context.c:592 [<00000000164b39ee>] vfs_get_tree+0x28/0xe0 fs/super.c:1547 [<00000000985a40ef>] do_new_mount fs/namespace.c:2874 [inline] [<00000000985a40ef>] do_mount+0xa5b/0xe40 fs/namespace.c:3199 [<00000000fa02829e>] __do_sys_mount fs/namespace.c:3409 [inline] [<00000000fa02829e>] __se_sys_mount fs/namespace.c:3386 [inline] [<00000000fa02829e>] __x64_sys_mount+0xb0/0x120 fs/namespace.c:3386 [<0000000026f19912>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:359 [<00000000dea14ec9>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888106901a60 (size 32): comm "syz-executor.3", pid 8521, jiffies 4294945357 (age 9.150s) hex dump (first 32 bytes): 34 32 39 34 39 34 35 33 35 37 00 81 ff ff ff ff 4294945357...... 0f 51 00 81 ff ff ff ff 00 00 00 00 00 00 00 00 .Q.............. backtrace: [<000000008888b928>] kmalloc include/linux/slab.h:555 [inline] [<000000008888b928>] v9fs_random_cachetag fs/9p/cache.c:36 [inline] [<000000008888b928>] v9fs_cache_session_get_cookie+0x98/0x100 fs/9p/cache.c:52 [<000000009b985ba2>] v9fs_session_init+0x5a1/0x840 fs/9p/v9fs.c:470 [<00000000447fe437>] v9fs_mount+0x56/0x390 fs/9p/vfs_super.c:124 [<0000000031d790c9>] legacy_get_tree+0x26/0x70 fs/fs_context.c:592 [<00000000164b39ee>] vfs_get_tree+0x28/0xe0 fs/super.c:1547 [<00000000985a40ef>] do_new_mount fs/namespace.c:2874 [inline] [<00000000985a40ef>] do_mount+0xa5b/0xe40 fs/namespace.c:3199 [<00000000fa02829e>] __do_sys_mount fs/namespace.c:3409 [inline] [<00000000fa02829e>] __se_sys_mount fs/namespace.c:3386 [inline] [<00000000fa02829e>] __x64_sys_mount+0xb0/0x120 fs/namespace.c:3386 [<0000000026f19912>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:359 [<00000000dea14ec9>] entry_SYSCALL_64_after_hwframe+0x44/0xa9