Re: linux-next boot error: WARNING: suspicious RCU usage in ipmr_get_table

2020-05-09 Thread Madhuparna Bhowmik
On Sat, May 09, 2020 at 12:59:37PM +0530, Amol Grover wrote: > On Tue, Apr 28, 2020 at 10:28:41AM -0400, Qian Cai wrote: > > > > > > > On Apr 28, 2020, at 10:11 AM, Madhuparna Bhowmik > > > wrote: > > > > > > On Tue, Apr 28, 2020 at 09:56:59AM -0400, Qian Cai wrote: > > >> > > >> > > >>> On

Re: linux-next boot error: WARNING: suspicious RCU usage in ipmr_get_table

2020-05-09 Thread Amol Grover
On Tue, Apr 28, 2020 at 10:28:41AM -0400, Qian Cai wrote: > > > > On Apr 28, 2020, at 10:11 AM, Madhuparna Bhowmik > > wrote: > > > > On Tue, Apr 28, 2020 at 09:56:59AM -0400, Qian Cai wrote: > >> > >> > >>> On Apr 28, 2020, at 4:57 AM, Dmitry Vyukov wrote: > net/ipv4/ipmr.c:136 RCU-li

Re: linux-next boot error: WARNING: suspicious RCU usage in ipmr_get_table

2020-05-08 Thread Amol Grover
On Thu, May 07, 2020 at 06:26:01AM +1000, Stephen Rothwell wrote: > Hi all, > > On Thu, 7 May 2020 06:16:35 +1000 Stephen Rothwell > wrote: > > > > Hi Qian, > > > > On Tue, 28 Apr 2020 09:56:59 -0400 Qian Cai wrote: > > > > > > > On Apr 28, 2020, at 4:57 AM, Dmitry Vyukov wrote: > > > >

Re: linux-next boot error: WARNING: suspicious RCU usage in ipmr_get_table

2020-05-06 Thread Stephen Rothwell
Hi Qian, On Wed, 6 May 2020 16:21:05 -0400 Qian Cai wrote: > > > On May 6, 2020, at 4:16 PM, Stephen Rothwell wrote: > > > > Hi Qian, > > > > On Tue, 28 Apr 2020 09:56:59 -0400 Qian Cai wrote: > >> > >>> On Apr 28, 2020, at 4:57 AM, Dmitry Vyukov wrote: > net/ipv4/ipmr.c:136 RC

Re: linux-next boot error: WARNING: suspicious RCU usage in ipmr_get_table

2020-05-06 Thread Stephen Rothwell
Hi all, On Wed, 6 May 2020 21:09:41 +0530 Amol Grover wrote: > > On Tue, Apr 28, 2020 at 09:56:59AM -0400, Qian Cai wrote: > > > > >> = > > >> WARNING: suspicious RCU usage > > >> 5.7.0-rc3-next-20200428-syzkaller #0 Not tainted > > >> - >

Re: linux-next boot error: WARNING: suspicious RCU usage in ipmr_get_table

2020-05-06 Thread Stephen Rothwell
Hi all, On Thu, 7 May 2020 06:16:35 +1000 Stephen Rothwell wrote: > > Hi Qian, > > On Tue, 28 Apr 2020 09:56:59 -0400 Qian Cai wrote: > > > > > On Apr 28, 2020, at 4:57 AM, Dmitry Vyukov wrote: > > >> net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! > > > > https://lo

Re: linux-next boot error: WARNING: suspicious RCU usage in ipmr_get_table

2020-05-06 Thread Qian Cai
> On May 6, 2020, at 4:16 PM, Stephen Rothwell wrote: > > Hi Qian, > > On Tue, 28 Apr 2020 09:56:59 -0400 Qian Cai wrote: >> >>> On Apr 28, 2020, at 4:57 AM, Dmitry Vyukov wrote: net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! >> >> https://lore.kernel.org/netdev/2

Re: linux-next boot error: WARNING: suspicious RCU usage in ipmr_get_table

2020-05-06 Thread Stephen Rothwell
Hi Qian, On Tue, 28 Apr 2020 09:56:59 -0400 Qian Cai wrote: > > > On Apr 28, 2020, at 4:57 AM, Dmitry Vyukov wrote: > >> net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! > > https://lore.kernel.org/netdev/20200222063835.14328-2-frextr...@gmail.com/ > > Never been picked up fo

Re: linux-next boot error: WARNING: suspicious RCU usage in ipmr_get_table

2020-05-06 Thread Amol Grover
On Tue, Apr 28, 2020 at 09:56:59AM -0400, Qian Cai wrote: > > > > On Apr 28, 2020, at 4:57 AM, Dmitry Vyukov wrote: > >> net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! > > https://lore.kernel.org/netdev/20200222063835.14328-2-frextr...@gmail.com/ > > Never been picked up for a

Re: linux-next boot error: WARNING: suspicious RCU usage in ipmr_get_table

2020-04-28 Thread Madhuparna Bhowmik
On Tue, Apr 28, 2020 at 10:28:41AM -0400, Qian Cai wrote: > > > > On Apr 28, 2020, at 10:11 AM, Madhuparna Bhowmik > > wrote: > > > > On Tue, Apr 28, 2020 at 09:56:59AM -0400, Qian Cai wrote: > >> > >> > >>> On Apr 28, 2020, at 4:57 AM, Dmitry Vyukov wrote: > net/ipv4/ipmr.c:136 RCU-li

Re: linux-next boot error: WARNING: suspicious RCU usage in ipmr_get_table

2020-04-28 Thread Qian Cai
> On Apr 28, 2020, at 10:11 AM, Madhuparna Bhowmik > wrote: > > On Tue, Apr 28, 2020 at 09:56:59AM -0400, Qian Cai wrote: >> >> >>> On Apr 28, 2020, at 4:57 AM, Dmitry Vyukov wrote: net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! >> >> https://lore.kernel.org/netdev/20

Re: linux-next boot error: WARNING: suspicious RCU usage in ipmr_get_table

2020-04-28 Thread Madhuparna Bhowmik
On Tue, Apr 28, 2020 at 09:56:59AM -0400, Qian Cai wrote: > > > > On Apr 28, 2020, at 4:57 AM, Dmitry Vyukov wrote: > >> net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! > > https://lore.kernel.org/netdev/20200222063835.14328-2-frextr...@gmail.com/ > > Never been picked up for a

Re: linux-next boot error: WARNING: suspicious RCU usage in ipmr_get_table

2020-04-28 Thread Qian Cai
> On Apr 28, 2020, at 4:57 AM, Dmitry Vyukov wrote: >> net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! https://lore.kernel.org/netdev/20200222063835.14328-2-frextr...@gmail.com/ Never been picked up for a few months due to some reasons. You could probably need to convince David

linux-next boot error: WARNING: suspicious RCU usage in ipmr_get_table

2020-04-28 Thread syzbot
Hello, syzbot found the following crash on: HEAD commit:0fd02a5d Add linux-next specific files for 20200428 git tree: linux-next console output: https://syzkaller.appspot.com/x/log.txt?x=1696e5d810 kernel config: https://syzkaller.appspot.com/x/.config?x=9748c3e397b4529 dashboard l