BUG: memory leak unreferenced object 0xffff88811c2221a0 (size 32): comm "syz-executor085", pid 6475, jiffies 4294950896 (age 25.400s) hex dump (first 32 bytes): 34 32 39 34 39 35 30 38 39 36 00 00 00 00 00 00 4294950896...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000c61a9b2d>] kmalloc include/linux/slab.h:555 [inline] [<00000000c61a9b2d>] v9fs_random_cachetag fs/9p/cache.c:36 [inline] [<00000000c61a9b2d>] v9fs_cache_session_get_cookie+0x98/0x100 fs/9p/cache.c:52 [<00000000412a5843>] v9fs_session_init+0x5a1/0x840 fs/9p/v9fs.c:470 [<00000000a445b21f>] v9fs_mount+0x56/0x390 fs/9p/vfs_super.c:124 [<0000000097f4ca40>] legacy_get_tree+0x26/0x70 fs/fs_context.c:592 [<00000000a0175641>] vfs_get_tree+0x28/0xe0 fs/super.c:1547 [<000000006892266a>] do_new_mount fs/namespace.c:2874 [inline] [<000000006892266a>] do_mount+0xa5b/0xe40 fs/namespace.c:3199 [<00000000e382bacc>] __do_sys_mount fs/namespace.c:3409 [inline] [<00000000e382bacc>] __se_sys_mount fs/namespace.c:3386 [inline] [<00000000e382bacc>] __x64_sys_mount+0xb0/0x120 fs/namespace.c:3386 [<0000000031203691>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:384 [<0000000054f048f5>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811a805900 (size 32): comm "syz-executor085", pid 6479, jiffies 4294950896 (age 25.400s) hex dump (first 32 bytes): 34 32 39 34 39 35 30 38 39 36 00 00 20 00 00 00 4294950896.. ... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000c61a9b2d>] kmalloc include/linux/slab.h:555 [inline] [<00000000c61a9b2d>] v9fs_random_cachetag fs/9p/cache.c:36 [inline] [<00000000c61a9b2d>] v9fs_cache_session_get_cookie+0x98/0x100 fs/9p/cache.c:52 [<00000000412a5843>] v9fs_session_init+0x5a1/0x840 fs/9p/v9fs.c:470 [<00000000a445b21f>] v9fs_mount+0x56/0x390 fs/9p/vfs_super.c:124 [<0000000097f4ca40>] legacy_get_tree+0x26/0x70 fs/fs_context.c:592 [<00000000a0175641>] vfs_get_tree+0x28/0xe0 fs/super.c:1547 [<000000006892266a>] do_new_mount fs/namespace.c:2874 [inline] [<000000006892266a>] do_mount+0xa5b/0xe40 fs/namespace.c:3199 [<00000000e382bacc>] __do_sys_mount fs/namespace.c:3409 [inline] [<00000000e382bacc>] __se_sys_mount fs/namespace.c:3386 [inline] [<00000000e382bacc>] __x64_sys_mount+0xb0/0x120 fs/namespace.c:3386 [<0000000031203691>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:384 [<0000000054f048f5>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811a817ce0 (size 32): comm "syz-executor085", pid 6474, jiffies 4294950901 (age 25.350s) hex dump (first 32 bytes): 34 32 39 34 39 35 30 39 30 31 00 6a 65 63 74 5f 4294950901.ject_ 72 3a 64 65 76 69 63 65 5f 74 3a 73 30 00 00 00 r:device_t:s0... backtrace: [<00000000c61a9b2d>] kmalloc include/linux/slab.h:555 [inline] [<00000000c61a9b2d>] v9fs_random_cachetag fs/9p/cache.c:36 [inline] [<00000000c61a9b2d>] v9fs_cache_session_get_cookie+0x98/0x100 fs/9p/cache.c:52 [<00000000412a5843>] v9fs_session_init+0x5a1/0x840 fs/9p/v9fs.c:470 [<00000000a445b21f>] v9fs_mount+0x56/0x390 fs/9p/vfs_super.c:124 [<0000000097f4ca40>] legacy_get_tree+0x26/0x70 fs/fs_context.c:592 [<00000000a0175641>] vfs_get_tree+0x28/0xe0 fs/super.c:1547 [<000000006892266a>] do_new_mount fs/namespace.c:2874 [inline] [<000000006892266a>] do_mount+0xa5b/0xe40 fs/namespace.c:3199 [<00000000e382bacc>] __do_sys_mount fs/namespace.c:3409 [inline] [<00000000e382bacc>] __se_sys_mount fs/namespace.c:3386 [inline] [<00000000e382bacc>] __x64_sys_mount+0xb0/0x120 fs/namespace.c:3386 [<0000000031203691>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:384 [<0000000054f048f5>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811a81d3c0 (size 32): comm "syz-executor085", pid 6477, jiffies 4294950908 (age 25.280s) hex dump (first 32 bytes): 34 32 39 34 39 35 30 39 30 38 00 30 30 30 30 30 4294950908.00000 30 35 00 00 00 00 00 00 00 00 00 00 00 00 00 00 05.............. backtrace: [<00000000c61a9b2d>] kmalloc include/linux/slab.h:555 [inline] [<00000000c61a9b2d>] v9fs_random_cachetag fs/9p/cache.c:36 [inline] [<00000000c61a9b2d>] v9fs_cache_session_get_cookie+0x98/0x100 fs/9p/cache.c:52 [<00000000412a5843>] v9fs_session_init+0x5a1/0x840 fs/9p/v9fs.c:470 [<00000000a445b21f>] v9fs_mount+0x56/0x390 fs/9p/vfs_super.c:124 [<0000000097f4ca40>] legacy_get_tree+0x26/0x70 fs/fs_context.c:592 [<00000000a0175641>] vfs_get_tree+0x28/0xe0 fs/super.c:1547 [<000000006892266a>] do_new_mount fs/namespace.c:2874 [inline] [<000000006892266a>] do_mount+0xa5b/0xe40 fs/namespace.c:3199 [<00000000e382bacc>] __do_sys_mount fs/namespace.c:3409 [inline] [<00000000e382bacc>] __se_sys_mount fs/namespace.c:3386 [inline] [<00000000e382bacc>] __x64_sys_mount+0xb0/0x120 fs/namespace.c:3386 [<0000000031203691>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:384 [<0000000054f048f5>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811c2221a0 (size 32): comm "syz-executor085", pid 6475, jiffies 4294950896 (age 32.200s) hex dump (first 32 bytes): 34 32 39 34 39 35 30 38 39 36 00 00 00 00 00 00 4294950896...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000c61a9b2d>] kmalloc include/linux/slab.h:555 [inline] [<00000000c61a9b2d>] v9fs_random_cachetag fs/9p/cache.c:36 [inline] [<00000000c61a9b2d>] v9fs_cache_session_get_cookie+0x98/0x100 fs/9p/cache.c:52 [<00000000412a5843>] v9fs_session_init+0x5a1/0x840 fs/9p/v9fs.c:470 [<00000000a445b21f>] v9fs_mount+0x56/0x390 fs/9p/vfs_super.c:124 [<0000000097f4ca40>] legacy_get_tree+0x26/0x70 fs/fs_context.c:592 [<00000000a0175641>] vfs_get_tree+0x28/0xe0 fs/super.c:1547 [<000000006892266a>] do_new_mount fs/namespace.c:2874 [inline] [<000000006892266a>] do_mount+0xa5b/0xe40 fs/namespace.c:3199 [<00000000e382bacc>] __do_sys_mount fs/namespace.c:3409 [inline] [<00000000e382bacc>] __se_sys_mount fs/namespace.c:3386 [inline] [<00000000e382bacc>] __x64_sys_mount+0xb0/0x120 fs/namespace.c:3386 [<0000000031203691>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:384 [<0000000054f048f5>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811a805900 (size 32): comm "syz-executor085", pid 6479, jiffies 4294950896 (age 32.200s) hex dump (first 32 bytes): 34 32 39 34 39 35 30 38 39 36 00 00 20 00 00 00 4294950896.. ... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000c61a9b2d>] kmalloc include/linux/slab.h:555 [inline] [<00000000c61a9b2d>] v9fs_random_cachetag fs/9p/cache.c:36 [inline] [<00000000c61a9b2d>] v9fs_cache_session_get_cookie+0x98/0x100 fs/9p/cache.c:52 [<00000000412a5843>] v9fs_session_init+0x5a1/0x840 fs/9p/v9fs.c:470 [<00000000a445b21f>] v9fs_mount+0x56/0x390 fs/9p/vfs_super.c:124 [<0000000097f4ca40>] legacy_get_tree+0x26/0x70 fs/fs_context.c:592 [<00000000a0175641>] vfs_get_tree+0x28/0xe0 fs/super.c:1547 [<000000006892266a>] do_new_mount fs/namespace.c:2874 [inline] [<000000006892266a>] do_mount+0xa5b/0xe40 fs/namespace.c:3199 [<00000000e382bacc>] __do_sys_mount fs/namespace.c:3409 [inline] [<00000000e382bacc>] __se_sys_mount fs/namespace.c:3386 [inline] [<00000000e382bacc>] __x64_sys_mount+0xb0/0x120 fs/namespace.c:3386 [<0000000031203691>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:384 [<0000000054f048f5>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811a817ce0 (size 32): comm "syz-executor085", pid 6474, jiffies 4294950901 (age 32.150s) hex dump (first 32 bytes): 34 32 39 34 39 35 30 39 30 31 00 6a 65 63 74 5f 4294950901.ject_ 72 3a 64 65 76 69 63 65 5f 74 3a 73 30 00 00 00 r:device_t:s0... backtrace: [<00000000c61a9b2d>] kmalloc include/linux/slab.h:555 [inline] [<00000000c61a9b2d>] v9fs_random_cachetag fs/9p/cache.c:36 [inline] [<00000000c61a9b2d>] v9fs_cache_session_get_cookie+0x98/0x100 fs/9p/cache.c:52 [<00000000412a5843>] v9fs_session_init+0x5a1/0x840 fs/9p/v9fs.c:470 [<00000000a445b21f>] v9fs_mount+0x56/0x390 fs/9p/vfs_super.c:124 [<0000000097f4ca40>] legacy_get_tree+0x26/0x70 fs/fs_context.c:592 [<00000000a0175641>] vfs_get_tree+0x28/0xe0 fs/super.c:1547 [<000000006892266a>] do_new_mount fs/namespace.c:2874 [inline] [<000000006892266a>] do_mount+0xa5b/0xe40 fs/namespace.c:3199 [<00000000e382bacc>] __do_sys_mount fs/namespace.c:3409 [inline] [<00000000e382bacc>] __se_sys_mount fs/namespace.c:3386 [inline] [<00000000e382bacc>] __x64_sys_mount+0xb0/0x120 fs/namespace.c:3386 [<0000000031203691>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:384 [<0000000054f048f5>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811a81d3c0 (size 32): comm "syz-executor085", pid 6477, jiffies 4294950908 (age 32.080s) hex dump (first 32 bytes): 34 32 39 34 39 35 30 39 30 38 00 30 30 30 30 30 4294950908.00000 30 35 00 00 00 00 00 00 00 00 00 00 00 00 00 00 05.............. backtrace: [<00000000c61a9b2d>] kmalloc include/linux/slab.h:555 [inline] [<00000000c61a9b2d>] v9fs_random_cachetag fs/9p/cache.c:36 [inline] [<00000000c61a9b2d>] v9fs_cache_session_get_cookie+0x98/0x100 fs/9p/cache.c:52 [<00000000412a5843>] v9fs_session_init+0x5a1/0x840 fs/9p/v9fs.c:470 [<00000000a445b21f>] v9fs_mount+0x56/0x390 fs/9p/vfs_super.c:124 [<0000000097f4ca40>] legacy_get_tree+0x26/0x70 fs/fs_context.c:592 [<00000000a0175641>] vfs_get_tree+0x28/0xe0 fs/super.c:1547 [<000000006892266a>] do_new_mount fs/namespace.c:2874 [inline] [<000000006892266a>] do_mount+0xa5b/0xe40 fs/namespace.c:3199 [<00000000e382bacc>] __do_sys_mount fs/namespace.c:3409 [inline] [<00000000e382bacc>] __se_sys_mount fs/namespace.c:3386 [inline] [<00000000e382bacc>] __x64_sys_mount+0xb0/0x120 fs/namespace.c:3386 [<0000000031203691>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:384 [<0000000054f048f5>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811c2221a0 (size 32): comm "syz-executor085", pid 6475, jiffies 4294950896 (age 33.660s) hex dump (first 32 bytes): 34 32 39 34 39 35 30 38 39 36 00 00 00 00 00 00 4294950896...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000c61a9b2d>] kmalloc include/linux/slab.h:555 [inline] [<00000000c61a9b2d>] v9fs_random_cachetag fs/9p/cache.c:36 [inline] [<00000000c61a9b2d>] v9fs_cache_session_get_cookie+0x98/0x100 fs/9p/cache.c:52 [<00000000412a5843>] v9fs_session_init+0x5a1/0x840 fs/9p/v9fs.c:470 [<00000000a445b21f>] v9fs_mount+0x56/0x390 fs/9p/vfs_super.c:124 [<0000000097f4ca40>] legacy_get_tree+0x26/0x70 fs/fs_context.c:592 [<00000000a0175641>] vfs_get_tree+0x28/0xe0 fs/super.c:1547 [<000000006892266a>] do_new_mount fs/namespace.c:2874 [inline] [<000000006892266a>] do_mount+0xa5b/0xe40 fs/namespace.c:3199 [<00000000e382bacc>] __do_sys_mount fs/namespace.c:3409 [inline] [<00000000e382bacc>] __se_sys_mount fs/namespace.c:3386 [inline] [<00000000e382bacc>] __x64_sys_mount+0xb0/0x120 fs/namespace.c:3386 [<0000000031203691>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:384 [<0000000054f048f5>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811a805900 (size 32): comm "syz-executor085", pid 6479, jiffies 4294950896 (age 33.660s) hex dump (first 32 bytes): 34 32 39 34 39 35 30 38 39 36 00 00 20 00 00 00 4294950896.. ... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000c61a9b2d>] kmalloc include/linux/slab.h:555 [inline] [<00000000c61a9b2d>] v9fs_random_cachetag fs/9p/cache.c:36 [inline] [<00000000c61a9b2d>] v9fs_cache_session_get_cookie+0x98/0x100 fs/9p/cache.c:52 [<00000000412a5843>] v9fs_session_init+0x5a1/0x840 fs/9p/v9fs.c:470 [<00000000a445b21f>] v9fs_mount+0x56/0x390 fs/9p/vfs_super.c:124 [<0000000097f4ca40>] legacy_get_tree+0x26/0x70 fs/fs_context.c:592 [<00000000a0175641>] vfs_get_tree+0x28/0xe0 fs/super.c:1547 [<000000006892266a>] do_new_mount fs/namespace.c:2874 [inline] [<000000006892266a>] do_mount+0xa5b/0xe40 fs/namespace.c:3199 [<00000000e382bacc>] __do_sys_mount fs/namespace.c:3409 [inline] [<00000000e382bacc>] __se_sys_mount fs/namespace.c:3386 [inline] [<00000000e382bacc>] __x64_sys_mount+0xb0/0x120 fs/namespace.c:3386 [<0000000031203691>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:384 [<0000000054f048f5>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811a817ce0 (size 32): comm "syz-executor085", pid 6474, jiffies 4294950901 (age 33.610s) hex dump (first 32 bytes): 34 32 39 34 39 35 30 39 30 31 00 6a 65 63 74 5f 4294950901.ject_ 72 3a 64 65 76 69 63 65 5f 74 3a 73 30 00 00 00 r:device_t:s0... backtrace: [<00000000c61a9b2d>] kmalloc include/linux/slab.h:555 [inline] [<00000000c61a9b2d>] v9fs_random_cachetag fs/9p/cache.c:36 [inline] [<00000000c61a9b2d>] v9fs_cache_session_get_cookie+0x98/0x100 fs/9p/cache.c:52 [<00000000412a5843>] v9fs_session_init+0x5a1/0x840 fs/9p/v9fs.c:470 [<00000000a445b21f>] v9fs_mount+0x56/0x390 fs/9p/vfs_super.c:124 [<0000000097f4ca40>] legacy_get_tree+0x26/0x70 fs/fs_context.c:592 [<00000000a0175641>] vfs_get_tree+0x28/0xe0 fs/super.c:1547 [<000000006892266a>] do_new_mount fs/namespace.c:2874 [inline] [<000000006892266a>] do_mount+0xa5b/0xe40 fs/namespace.c:3199 [<00000000e382bacc>] __do_sys_mount fs/namespace.c:3409 [inline] [<00000000e382bacc>] __se_sys_mount fs/namespace.c:3386 [inline] [<00000000e382bacc>] __x64_sys_mount+0xb0/0x120 fs/namespace.c:3386 [<0000000031203691>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:384 [<0000000054f048f5>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811a81d3c0 (size 32): comm "syz-executor085", pid 6477, jiffies 4294950908 (age 33.540s) hex dump (first 32 bytes): 34 32 39 34 39 35 30 39 30 38 00 30 30 30 30 30 4294950908.00000 30 35 00 00 00 00 00 00 00 00 00 00 00 00 00 00 05.............. backtrace: [<00000000c61a9b2d>] kmalloc include/linux/slab.h:555 [inline] [<00000000c61a9b2d>] v9fs_random_cachetag fs/9p/cache.c:36 [inline] [<00000000c61a9b2d>] v9fs_cache_session_get_cookie+0x98/0x100 fs/9p/cache.c:52 [<00000000412a5843>] v9fs_session_init+0x5a1/0x840 fs/9p/v9fs.c:470 [<00000000a445b21f>] v9fs_mount+0x56/0x390 fs/9p/vfs_super.c:124 [<0000000097f4ca40>] legacy_get_tree+0x26/0x70 fs/fs_context.c:592 [<00000000a0175641>] vfs_get_tree+0x28/0xe0 fs/super.c:1547 [<000000006892266a>] do_new_mount fs/namespace.c:2874 [inline] [<000000006892266a>] do_mount+0xa5b/0xe40 fs/namespace.c:3199 [<00000000e382bacc>] __do_sys_mount fs/namespace.c:3409 [inline] [<00000000e382bacc>] __se_sys_mount fs/namespace.c:3386 [inline] [<00000000e382bacc>] __x64_sys_mount+0xb0/0x120 fs/namespace.c:3386 [<0000000031203691>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:384 [<0000000054f048f5>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811c2221a0 (size 32): comm "syz-executor085", pid 6475, jiffies 4294950896 (age 35.140s) hex dump (first 32 bytes): 34 32 39 34 39 35 30 38 39 36 00 00 00 00 00 00 4294950896...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000c61a9b2d>] kmalloc include/linux/slab.h:555 [inline] [<00000000c61a9b2d>] v9fs_random_cachetag fs/9p/cache.c:36 [inline] [<00000000c61a9b2d>] v9fs_cache_session_get_cookie+0x98/0x100 fs/9p/cache.c:52 [<00000000412a5843>] v9fs_session_init+0x5a1/0x840 fs/9p/v9fs.c:470 [<00000000a445b21f>] v9fs_mount+0x56/0x390 fs/9p/vfs_super.c:124 [<0000000097f4ca40>] legacy_get_tree+0x26/0x70 fs/fs_context.c:592 [<00000000a0175641>] vfs_get_tree+0x28/0xe0 fs/super.c:1547 [<000000006892266a>] do_new_mount fs/namespace.c:2874 [inline] [<000000006892266a>] do_mount+0xa5b/0xe40 fs/namespace.c:3199 [<00000000e382bacc>] __do_sys_mount fs/namespace.c:3409 [inline] [<00000000e382bacc>] __se_sys_mount fs/namespace.c:3386 [inline] [<00000000e382bacc>] __x64_sys_mount+0xb0/0x120 fs/namespace.c:3386 [<0000000031203691>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:384 [<0000000054f048f5>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811a805900 (size 32): comm "syz-executor085", pid 6479, jiffies 4294950896 (age 35.140s) hex dump (first 32 bytes): 34 32 39 34 39 35 30 38 39 36 00 00 20 00 00 00 4294950896.. ... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000c61a9b2d>] kmalloc include/linux/slab.h:555 [inline] [<00000000c61a9b2d>] v9fs_random_cachetag fs/9p/cache.c:36 [inline] [<00000000c61a9b2d>] v9fs_cache_session_get_cookie+0x98/0x100 fs/9p/cache.c:52 [<00000000412a5843>] v9fs_session_init+0x5a1/0x840 fs/9p/v9fs.c:470 [<00000000a445b21f>] v9fs_mount+0x56/0x390 fs/9p/vfs_super.c:124 [<0000000097f4ca40>] legacy_get_tree+0x26/0x70 fs/fs_context.c:592 [<00000000a0175641>] vfs_get_tree+0x28/0xe0 fs/super.c:1547 [<000000006892266a>] do_new_mount fs/namespace.c:2874 [inline] [<000000006892266a>] do_mount+0xa5b/0xe40 fs/namespace.c:3199 [<00000000e382bacc>] __do_sys_mount fs/namespace.c:3409 [inline] [<00000000e382bacc>] __se_sys_mount fs/namespace.c:3386 [inline] [<00000000e382bacc>] __x64_sys_mount+0xb0/0x120 fs/namespace.c:3386 [<0000000031203691>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:384 [<0000000054f048f5>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811a817ce0 (size 32): comm "syz-executor085", pid 6474, jiffies 4294950901 (age 35.090s) hex dump (first 32 bytes): 34 32 39 34 39 35 30 39 30 31 00 6a 65 63 74 5f 4294950901.ject_ 72 3a 64 65 76 69 63 65 5f 74 3a 73 30 00 00 00 r:device_t:s0... backtrace: [<00000000c61a9b2d>] kmalloc include/linux/slab.h:555 [inline] [<00000000c61a9b2d>] v9fs_random_cachetag fs/9p/cache.c:36 [inline] [<00000000c61a9b2d>] v9fs_cache_session_get_cookie+0x98/0x100 fs/9p/cache.c:52 [<00000000412a5843>] v9fs_session_init+0x5a1/0x840 fs/9p/v9fs.c:470 [<00000000a445b21f>] v9fs_mount+0x56/0x390 fs/9p/vfs_super.c:124 [<0000000097f4ca40>] legacy_get_tree+0x26/0x70 fs/fs_context.c:592 [<00000000a0175641>] vfs_get_tree+0x28/0xe0 fs/super.c:1547 [<000000006892266a>] do_new_mount fs/namespace.c:2874 [inline] [<000000006892266a>] do_mount+0xa5b/0xe40 fs/namespace.c:3199 [<00000000e382bacc>] __do_sys_mount fs/namespace.c:3409 [inline] [<00000000e382bacc>] __se_sys_mount fs/namespace.c:3386 [inline] [<00000000e382bacc>] __x64_sys_mount+0xb0/0x120 fs/namespace.c:3386 [<0000000031203691>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:384 [<0000000054f048f5>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811a81d3c0 (size 32): comm "syz-executor085", pid 6477, jiffies 4294950908 (age 35.020s) hex dump (first 32 bytes): 34 32 39 34 39 35 30 39 30 38 00 30 30 30 30 30 4294950908.00000 30 35 00 00 00 00 00 00 00 00 00 00 00 00 00 00 05.............. backtrace: [<00000000c61a9b2d>] kmalloc include/linux/slab.h:555 [inline] [<00000000c61a9b2d>] v9fs_random_cachetag fs/9p/cache.c:36 [inline] [<00000000c61a9b2d>] v9fs_cache_session_get_cookie+0x98/0x100 fs/9p/cache.c:52 [<00000000412a5843>] v9fs_session_init+0x5a1/0x840 fs/9p/v9fs.c:470 [<00000000a445b21f>] v9fs_mount+0x56/0x390 fs/9p/vfs_super.c:124 [<0000000097f4ca40>] legacy_get_tree+0x26/0x70 fs/fs_context.c:592 [<00000000a0175641>] vfs_get_tree+0x28/0xe0 fs/super.c:1547 [<000000006892266a>] do_new_mount fs/namespace.c:2874 [inline] [<000000006892266a>] do_mount+0xa5b/0xe40 fs/namespace.c:3199 [<00000000e382bacc>] __do_sys_mount fs/namespace.c:3409 [inline] [<00000000e382bacc>] __se_sys_mount fs/namespace.c:3386 [inline] [<00000000e382bacc>] __x64_sys_mount+0xb0/0x120 fs/namespace.c:3386 [<0000000031203691>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:384 [<0000000054f048f5>] entry_SYSCALL_64_after_hwframe+0x44/0xa9