BUG: memory leak unreferenced object 0xffff888106b2f240 (size 32): comm "syz-executor.6", pid 8210, jiffies 4295047558 (age 9.330s) hex dump (first 32 bytes): 34 32 39 35 30 34 37 35 35 38 00 00 00 00 00 00 4295047558...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000007c5d660>] kmalloc include/linux/slab.h:555 [inline] [<0000000007c5d660>] v9fs_random_cachetag fs/9p/cache.c:36 [inline] [<0000000007c5d660>] v9fs_cache_session_get_cookie+0x98/0x100 fs/9p/cache.c:52 [<000000004c645326>] v9fs_session_init+0x5a1/0x840 fs/9p/v9fs.c:470 [<00000000d5bbebce>] v9fs_mount+0x56/0x390 fs/9p/vfs_super.c:124 [<000000005ccf7e3c>] legacy_get_tree+0x26/0x70 fs/fs_context.c:592 [<000000003c021f9c>] vfs_get_tree+0x28/0xe0 fs/super.c:1547 [<00000000858bd8b1>] do_new_mount fs/namespace.c:2874 [inline] [<00000000858bd8b1>] do_mount+0xa5b/0xe40 fs/namespace.c:3199 [<00000000c7bf1d29>] __do_sys_mount fs/namespace.c:3409 [inline] [<00000000c7bf1d29>] __se_sys_mount fs/namespace.c:3386 [inline] [<00000000c7bf1d29>] __x64_sys_mount+0xb0/0x120 fs/namespace.c:3386 [<000000003c1f928c>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:359 [<00000000ad597c24>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff8881061506a0 (size 32): comm "syz-executor.3", pid 8242, jiffies 4295047564 (age 9.270s) hex dump (first 32 bytes): 34 32 39 35 30 34 37 35 36 34 00 00 00 00 00 00 4295047564...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000007c5d660>] kmalloc include/linux/slab.h:555 [inline] [<0000000007c5d660>] v9fs_random_cachetag fs/9p/cache.c:36 [inline] [<0000000007c5d660>] v9fs_cache_session_get_cookie+0x98/0x100 fs/9p/cache.c:52 [<000000004c645326>] v9fs_session_init+0x5a1/0x840 fs/9p/v9fs.c:470 [<00000000d5bbebce>] v9fs_mount+0x56/0x390 fs/9p/vfs_super.c:124 [<000000005ccf7e3c>] legacy_get_tree+0x26/0x70 fs/fs_context.c:592 [<000000003c021f9c>] vfs_get_tree+0x28/0xe0 fs/super.c:1547 [<00000000858bd8b1>] do_new_mount fs/namespace.c:2874 [inline] [<00000000858bd8b1>] do_mount+0xa5b/0xe40 fs/namespace.c:3199 [<00000000c7bf1d29>] __do_sys_mount fs/namespace.c:3409 [inline] [<00000000c7bf1d29>] __se_sys_mount fs/namespace.c:3386 [inline] [<00000000c7bf1d29>] __x64_sys_mount+0xb0/0x120 fs/namespace.c:3386 [<000000003c1f928c>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:359 [<00000000ad597c24>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888106052f00 (size 32): comm "syz-executor.2", pid 8261, jiffies 4295047572 (age 9.190s) hex dump (first 32 bytes): 34 32 39 35 30 34 37 35 37 32 00 00 00 00 00 00 4295047572...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000007c5d660>] kmalloc include/linux/slab.h:555 [inline] [<0000000007c5d660>] v9fs_random_cachetag fs/9p/cache.c:36 [inline] [<0000000007c5d660>] v9fs_cache_session_get_cookie+0x98/0x100 fs/9p/cache.c:52 [<000000004c645326>] v9fs_session_init+0x5a1/0x840 fs/9p/v9fs.c:470 [<00000000d5bbebce>] v9fs_mount+0x56/0x390 fs/9p/vfs_super.c:124 [<000000005ccf7e3c>] legacy_get_tree+0x26/0x70 fs/fs_context.c:592 [<000000003c021f9c>] vfs_get_tree+0x28/0xe0 fs/super.c:1547 [<00000000858bd8b1>] do_new_mount fs/namespace.c:2874 [inline] [<00000000858bd8b1>] do_mount+0xa5b/0xe40 fs/namespace.c:3199 [<00000000c7bf1d29>] __do_sys_mount fs/namespace.c:3409 [inline] [<00000000c7bf1d29>] __se_sys_mount fs/namespace.c:3386 [inline] [<00000000c7bf1d29>] __x64_sys_mount+0xb0/0x120 fs/namespace.c:3386 [<000000003c1f928c>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:359 [<00000000ad597c24>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff8881062644c0 (size 32): comm "syz-executor.1", pid 8287, jiffies 4295047575 (age 9.160s) hex dump (first 32 bytes): 34 32 39 35 30 34 37 35 37 35 00 00 00 00 00 00 4295047575...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000007c5d660>] kmalloc include/linux/slab.h:555 [inline] [<0000000007c5d660>] v9fs_random_cachetag fs/9p/cache.c:36 [inline] [<0000000007c5d660>] v9fs_cache_session_get_cookie+0x98/0x100 fs/9p/cache.c:52 [<000000004c645326>] v9fs_session_init+0x5a1/0x840 fs/9p/v9fs.c:470 [<00000000d5bbebce>] v9fs_mount+0x56/0x390 fs/9p/vfs_super.c:124 [<000000005ccf7e3c>] legacy_get_tree+0x26/0x70 fs/fs_context.c:592 [<000000003c021f9c>] vfs_get_tree+0x28/0xe0 fs/super.c:1547 [<00000000858bd8b1>] do_new_mount fs/namespace.c:2874 [inline] [<00000000858bd8b1>] do_mount+0xa5b/0xe40 fs/namespace.c:3199 [<00000000c7bf1d29>] __do_sys_mount fs/namespace.c:3409 [inline] [<00000000c7bf1d29>] __se_sys_mount fs/namespace.c:3386 [inline] [<00000000c7bf1d29>] __x64_sys_mount+0xb0/0x120 fs/namespace.c:3386 [<000000003c1f928c>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:359 [<00000000ad597c24>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff8881062640a0 (size 32): comm "syz-executor.6", pid 8294, jiffies 4295047583 (age 9.080s) hex dump (first 32 bytes): 34 32 39 35 30 34 37 35 38 33 00 00 00 00 00 00 4295047583...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000007c5d660>] kmalloc include/linux/slab.h:555 [inline] [<0000000007c5d660>] v9fs_random_cachetag fs/9p/cache.c:36 [inline] [<0000000007c5d660>] v9fs_cache_session_get_cookie+0x98/0x100 fs/9p/cache.c:52 [<000000004c645326>] v9fs_session_init+0x5a1/0x840 fs/9p/v9fs.c:470 [<00000000d5bbebce>] v9fs_mount+0x56/0x390 fs/9p/vfs_super.c:124 [<000000005ccf7e3c>] legacy_get_tree+0x26/0x70 fs/fs_context.c:592 [<000000003c021f9c>] vfs_get_tree+0x28/0xe0 fs/super.c:1547 [<00000000858bd8b1>] do_new_mount fs/namespace.c:2874 [inline] [<00000000858bd8b1>] do_mount+0xa5b/0xe40 fs/namespace.c:3199 [<00000000c7bf1d29>] __do_sys_mount fs/namespace.c:3409 [inline] [<00000000c7bf1d29>] __se_sys_mount fs/namespace.c:3386 [inline] [<00000000c7bf1d29>] __x64_sys_mount+0xb0/0x120 fs/namespace.c:3386 [<000000003c1f928c>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:359 [<00000000ad597c24>] entry_SYSCALL_64_after_hwframe+0x44/0xa9