Re: [LKP] [hrtimer] 336a9cde10 WARNING: CPU: 1 PID: 1 at kernel/time/hrtimer.c:1090 hrtimer_init

[Ye Xiaolong]

On 02/21, Ye Xiaolong wrote:
>Hi, fengguang
>On 02/20, Thomas Gleixner wrote:
>>On Tue, 21 Feb 2017, Fengguang Wu wrote:
>>
>>> Hi Marc,
>>> 
>>> FYI here is another bisect result. The attached reproduce-* script can
>>> be used to reproduce the bug.
>>
>>Again. This is a problem in the calling code The WARN_ON merily shows the
>>wreckage in the caller. Marc sent you a patch already...
>
>I'm verifying the fix patch.

Marc's workaround patch fixed this warning.

Tested-by: Xiaolong Ye <xiaolong.ye@xxxxxxxxx>

Thanks,
Xiaolong
>
>Thanks,
>Xiaolong
>>
>>> [   11.409712]  hrtimer_init+0x11f/0x199
>>> [   11.410666]  ? mac80211_hwsim_get_tsf+0x1d/0x1d
>>> [   11.411766]  tasklet_hrtimer_init+0x1b/0x4f
>>> [   11.412802]  mac80211_hwsim_new_radio+0x7fe/0x916
>>> [   11.413935]  ? set_debug_rodata+0x12/0x12
>>> [   11.414904]  init_mac80211_hwsim+0x138/0x29f
>>> [   11.415822]  ? rndis_wlan_driver_init+0x1b/0x1b
>>> [   11.416775]  do_one_initcall+0x90/0x142
>>> [   11.417632]  ? set_debug_rodata+0x12/0x12
>>> [   11.418511]  kernel_init_freeable+0x1cb/0x258
>>> [   11.419433]  ? rest_init+0x13b/0x13b
>>> [   11.420233]  kernel_init+0xe/0xf5
>>> [   11.421006]  ret_from_fork+0x2a/0x40
>>> [   11.421838] ---[ end trace 9c23eceab0d16aa5 ]---
>>> [   11.423540] ieee80211 phy1: Selected rate control algorithm 'minstrel_ht'
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