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memory leak in copy_process (3)

Status: closed as invalid on 2022/11/09 20:31
Subsystems: kernel
[Documentation on labels]
First crash: 675d, last: 568d
Similar bugs (4)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream memory leak in copy_process kernel C 23 1103d 1200d 19/26 fixed on 2021/03/10 01:48
upstream memory leak in copy_process (2) kernel C 2 1081d 1080d 20/26 fixed on 2021/11/10 00:50
upstream memory leak in copy_process (5) kernel C 1 362d 358d 22/26 fixed on 2023/06/08 14:41
upstream memory leak in copy_process (4) kernel C 1 459d 459d 0/26 closed as invalid on 2023/02/17 17:35

Sample crash report:
executing program
executing program
executing program
executing program
BUG: memory leak
unreferenced object 0xffff8881060bb480 (size 128):
  comm "syz-executor131", pid 3616, jiffies 4294962026 (age 12.470s)
  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:
    [<ffffffff8127ef76>] alloc_pid+0x66/0x560 kernel/pid.c:180
    [<ffffffff81245e5c>] copy_process+0x167c/0x2510 kernel/fork.c:2272
    [<ffffffff81246f33>] kernel_clone+0xf3/0x660 kernel/fork.c:2673
    [<ffffffff8124751c>] __do_sys_clone+0x7c/0xb0 kernel/fork.c:2807
    [<ffffffff845d8535>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
    [<ffffffff845d8535>] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
    [<ffffffff84600087>] entry_SYSCALL_64_after_hwframe+0x63/0xcd


Crashes (2):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2022/08/09 12:01 upstream 3466f49dd0dd da700653 .config console log report syz C ci-upstream-gce-leak memory leak in copy_process
2022/04/24 17:00 upstream 22da5264abf4 131df97d .config console log report syz C ci-upstream-gce-leak memory leak in copy_process
* Struck through repros no longer work on HEAD.