Messages in this thread | | | Date | Thu, 14 Jul 2022 09:30:04 +0800 | Subject | Re: Linux 5.19-rc6 | From | Kefeng Wang <> |
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On 2022/7/14 3:48, Russell King (Oracle) wrote: > On Wed, Jul 13, 2022 at 12:36:50PM -0700, Linus Torvalds wrote: >> On Tue, Jul 12, 2022 at 10:07 PM Guenter Roeck <linux@roeck-us.net> wrote: >>> OF: amba_device_add() failed (-19) for /amba/smc@10100000 >>> ------------[ cut here ]------------ >>> WARNING: CPU: 0 PID: 1 at lib/refcount.c:28 of_platform_bus_create+0x33c/0x3dc >>> refcount_t: underflow; use-after-free. Sorry to lead to this issue, >> This too has been going on since -rc1, but it's not obvious what caused it. >> >> At a guess, looking around the amba changes, I'm assuming it's >> >> 7719a68b2fa4 ("ARM: 9192/1: amba: fix memory leak in amba_device_try_add()") >> >> Does reverting that commit make it go away? > There may be a patch that solves that, but it's never been submitted to > my patch system: > > https://lore.kernel.org/all/20220524025139.40212-1-wangkefeng.wang@huawei.com/ This patch is to fix the above issue reported-by Guenter, and it merged into linux-next for a while, which Applied in https://www.armlinux.org.uk/developer/patches/viewpatch.php?id=9207/1 > > I'm sorry, but I'm utterly crap at picking up patches off mailing lists, > so if stuff doesn't end up inthe patch system, it gets missed. Is there some special for bugfix patch when send to arm patch system, please let me know if I missed.
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