On Mon, 18 Nov 2024 15:14:50 +0000, Pavel Begunkov wrote:
> Syz reports:
>
> BUG: KCSAN: data-race in __se_sys_io_uring_register / io_sqe_files_register
>
> read-write to 0xffff8881021940b8 of 4 bytes by task 5923 on cpu 1:
> io_sqe_files_register+0x2c4/0x3b0 io_uring/rsrc.c:713
> __io_uring_register io_uring/register.c:403 [inline]
> __do_sys_io_uring_register io_uring/register.c:611 [inline]
> __se_sys_io_uring_register+0x8d0/0x1280 io_uring/register.c:591
> __x64_sys_io_uring_register+0x55/0x70 io_uring/register.c:591
> x64_sys_call+0x202/0x2d60 arch/x86/include/generated/asm/syscalls_64.h:428
> do_syscall_x64 arch/x86/entry/common.c:52 [inline]
> do_syscall_64+0xc9/0x1c0 arch/x86/entry/common.c:83
> entry_SYSCALL_64_after_hwframe+0x77/0x7f
>
> [...]
Applied, thanks!
[1/1] io_uring: protect register tracing
commit: e358e09a894dbcd51fdbbcf62bec1df249915834
Best regards,
--
Jens Axboe
