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🐞 Open [964] 🐞 Fixed [3807] 🐞 Invalid [8182] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | memory leak in prepare_creds (2) | C | 2 | 337d | 432d | 22/22 | fixed on 2021/11/10 00:50 | ||
upstream | memory leak in prepare_creds | C | 10 | 463d | 637d | 21/22 | fixed on 2021/03/10 01:48 |
Warning: Permanently added '10.128.1.125' (ECDSA) to the list of known hosts. executing program executing program BUG: memory leak unreferenced object 0xffff888104810300 (size 176): comm "syz-executor344", pid 3589, jiffies 4294945176 (age 12.300s) hex dump (first 32 bytes): 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<ffffffff8127c3c7>] prepare_creds+0x27/0x470 kernel/cred.c:260 [<ffffffff8127d1f0>] copy_creds+0x40/0x2c0 kernel/cred.c:365 [<ffffffff812377fe>] copy_process+0x5ce/0x23d0 kernel/fork.c:2094 [<ffffffff81239833>] kernel_clone+0xf3/0x660 kernel/fork.c:2639 [<ffffffff81239e16>] __do_sys_clone+0x76/0xa0 kernel/fork.c:2756 [<ffffffff8451da15>] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [<ffffffff8451da15>] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 [<ffffffff84600068>] entry_SYSCALL_64_after_hwframe+0x44/0xae BUG: memory leak unreferenced object 0xffff88810cc24a40 (size 1232): comm "syz-executor344", pid 3598, jiffies 4294945177 (age 12.290s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 28 00 07 40 00 00 00 00 00 00 00 00 00 00 00 00 (..@............ backtrace: [<ffffffff837d1bee>] sk_prot_alloc+0x3e/0x1b0 net/core/sock.c:1930 [<ffffffff837d5862>] sk_alloc+0x32/0x2e0 net/core/sock.c:1989 [<ffffffff842d78f8>] __vsock_create.constprop.0+0x38/0x320 net/vmw_vsock/af_vsock.c:734 [<ffffffff842d9281>] vsock_create+0xc1/0x2d0 net/vmw_vsock/af_vsock.c:2203 [<ffffffff837ca49b>] __sock_create+0x1ab/0x2b0 net/socket.c:1468 [<ffffffff837cd41f>] sock_create net/socket.c:1519 [inline] [<ffffffff837cd41f>] __sys_socket+0x6f/0x140 net/socket.c:1561 [<ffffffff837cd50a>] __do_sys_socket net/socket.c:1570 [inline] [<ffffffff837cd50a>] __se_sys_socket net/socket.c:1568 [inline] [<ffffffff837cd50a>] __x64_sys_socket+0x1a/0x20 net/socket.c:1568 [<ffffffff8451da15>] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [<ffffffff8451da15>] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 [<ffffffff84600068>] entry_SYSCALL_64_after_hwframe+0x44/0xae BUG: memory leak unreferenced object 0xffff88810ea7e8e0 (size 32): comm "syz-executor344", pid 3598, jiffies 4294945177 (age 12.290s) hex dump (first 32 bytes): b0 2e 04 40 81 88 ff ff 00 00 00 00 00 00 00 00 ...@............ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<ffffffff82205353>] kmalloc include/linux/slab.h:581 [inline] [<ffffffff82205353>] kzalloc include/linux/slab.h:714 [inline] [<ffffffff82205353>] apparmor_sk_alloc_security+0x53/0xd0 security/apparmor/lsm.c:792 [<ffffffff821caf11>] security_sk_alloc+0x31/0x70 security/security.c:2279 [<ffffffff837d1c45>] sk_prot_alloc+0x95/0x1b0 net/core/sock.c:1939 [<ffffffff837d5862>] sk_alloc+0x32/0x2e0 net/core/sock.c:1989 [<ffffffff842d78f8>] __vsock_create.constprop.0+0x38/0x320 net/vmw_vsock/af_vsock.c:734 [<ffffffff842d9281>] vsock_create+0xc1/0x2d0 net/vmw_vsock/af_vsock.c:2203 [<ffffffff837ca49b>] __sock_create+0x1ab/0x2b0 net/socket.c:1468 [<ffffffff837cd41f>] sock_create net/socket.c:1519 [inline] [<ffffffff837cd41f>] __sys_socket+0x6f/0x140 net/socket.c:1561 [<ffffffff837cd50a>] __do_sys_socket net/socket.c:1570 [inline] [<ffffffff837cd50a>] __se_sys_socket net/socket.c:1568 [inline] [<ffffffff837cd50a>] __x64_sys_socket+0x1a/0x20 net/socket.c:1568 [<ffffffff8451da15>] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [<ffffffff8451da15>] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 [<ffffffff84600068>] entry_SYSCALL_64_after_hwframe+0x44/0xae BUG: memory leak unreferenced object 0xffff88810d6b4100 (size 96): comm "syz-executor344", pid 3598, jiffies 4294945177 (age 12.290s) hex dump (first 32 bytes): 40 4a c2 0c 81 88 ff ff 00 00 00 00 00 00 00 00 @J.............. 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<ffffffff842de0c7>] kmalloc include/linux/slab.h:581 [inline] [<ffffffff842de0c7>] kzalloc include/linux/slab.h:714 [inline] [<ffffffff842de0c7>] virtio_transport_do_socket_init+0x27/0xe0 net/vmw_vsock/virtio_transport_common.c:593 [<ffffffff842d6480>] vsock_assign_transport+0x200/0x320 net/vmw_vsock/af_vsock.c:502 [<ffffffff842da238>] vsock_connect+0x128/0x5d0 net/vmw_vsock/af_vsock.c:1345 [<ffffffff837ce072>] __sys_connect_file+0x92/0xa0 net/socket.c:1900 [<ffffffff8166bbda>] io_connect+0x8a/0x370 fs/io_uring.c:5679 [<ffffffff8167326d>] io_issue_sqe+0x119d/0x3210 fs/io_uring.c:7171 [<ffffffff81675dd3>] __io_queue_sqe fs/io_uring.c:7499 [inline] [<ffffffff81675dd3>] io_queue_sqe fs/io_uring.c:7541 [inline] [<ffffffff81675dd3>] io_submit_sqe fs/io_uring.c:7746 [inline] [<ffffffff81675dd3>] io_submit_sqes+0x553/0x3020 fs/io_uring.c:7852 [<ffffffff81678faa>] __do_sys_io_uring_enter+0x70a/0x1110 fs/io_uring.c:10797 [<ffffffff8451da15>] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [<ffffffff8451da15>] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 [<ffffffff84600068>] entry_SYSCALL_64_after_hwframe+0x44/0xae
Manager | Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Title |
---|---|---|---|---|---|---|---|---|---|---|---|
ci-upstream-gce-leak | 2022/04/17 02:48 | upstream | 90ea17a9e27b | 8bcc32a6 | .config | log | report | syz | C | memory leak in prepare_creds |