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memory leak in copy_process (4)

Status: closed as invalid on 2023/02/17 17:35
Subsystems: kernel
[Documentation on labels]
First crash: 451d, last: 451d
Similar bugs (4)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream memory leak in copy_process kernel C 23 1095d 1192d 19/26 fixed on 2021/03/10 01:48
upstream memory leak in copy_process (2) kernel C 2 1073d 1073d 20/26 fixed on 2021/11/10 00:50
upstream memory leak in copy_process (5) kernel C 1 354d 350d 22/26 fixed on 2023/06/08 14:41
upstream memory leak in copy_process (3) kernel C 2 560d 667d 0/26 closed as invalid on 2022/11/09 20:31

Sample crash report:
Warning: Permanently added '10.128.1.9' (ECDSA) to the list of known hosts.
executing program
executing program
BUG: memory leak
unreferenced object 0xffff888106108680 (size 128):
  comm "syz-executor315", pid 3640, jiffies 4294946524 (age 13.160s)
  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:
    [<ffffffff81296ad6>] alloc_pid+0x66/0x560 kernel/pid.c:180
    [<ffffffff8125d748>] copy_process+0x1458/0x2400 kernel/fork.c:2269
    [<ffffffff8125e933>] kernel_clone+0xf3/0x5e0 kernel/fork.c:2671
    [<ffffffff8125ee9c>] __do_sys_clone+0x7c/0xb0 kernel/fork.c:2812
    [<ffffffff8485b3e5>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
    [<ffffffff8485b3e5>] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
    [<ffffffff84a00087>] entry_SYSCALL_64_after_hwframe+0x63/0xcd


Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2022/11/26 23:14 upstream 644e9524388a 74a66371 .config console log report syz C ci-upstream-gce-leak memory leak in copy_process
* Struck through repros no longer work on HEAD.