RE: kernel BUG at mm/zswap.c:1275! (rc6 - git 61556703b610)

2021-02-12 Thread Song Bao Hua (Barry Song)
ent List > > Subject: Re: kernel BUG at mm/zswap.c:1275! (rc6 - git 61556703b610) > > Hello. > > On Thu, Feb 11, 2021 at 10:43:18AM +, Song Bao Hua (Barry Song) wrote: > > Are you using zsmalloc? There is a known bug on the combination > > of zsmalloc and zswa

Re: kernel BUG at mm/zswap.c:1275! (rc6 - git 61556703b610)

2021-02-11 Thread Oleksandr Natalenko
Hello. On Thu, Feb 11, 2021 at 10:43:18AM +, Song Bao Hua (Barry Song) wrote: > Are you using zsmalloc? There is a known bug on the combination > of zsmalloc and zswap, fixed by patches of tiantao: > > mm: set the sleep_mapped to true for zbud and z3fold > mm/zswap: fix variable 'entry' is un

RE: kernel BUG at mm/zswap.c:1275! (rc6 - git 61556703b610)

2021-02-11 Thread Song Bao Hua (Barry Song)
ubject: kernel BUG at mm/zswap.c:1275! (rc6 - git 61556703b610) > > Hi folks. > During the 5.11 test cycle I caught a rare but repeatable problem when > after a day uptime happens "BUG at mm/zswap.c:1275!". I am still not > having an idea how to reproduce it, but maybe the

kernel BUG at mm/zswap.c:1275! (rc6 - git 61556703b610)

2021-02-11 Thread Mikhail Gavrilov
Hi folks. During the 5.11 test cycle I caught a rare but repeatable problem when after a day uptime happens "BUG at mm/zswap.c:1275!". I am still not having an idea how to reproduce it, but maybe the authors of this code could explain what happens here? $ grep "mm/zswap.c" dmesg*.txt dmesg101.txt: