Hi Joseph, we already test the following kernel and here is the status. v4.8-rc8 http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.8-rc8/ working v4.8-rc1 http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.8-rc1/ working v4.8 http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.8/ not working
v4.9-rc2 http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.9-rc2/ not working Thanks, Talat -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1634862 Title: PPC + kernel 4.8 swap_dup: Bad swap file entry 2c0000000016ed28 Status in linux package in Ubuntu: Incomplete Bug description: Hi on ppc machines with Ubuntu 16.10 (Yakkety Yak), after upgrading to last Ubuntu kernel (4.8), and running installation of MLNX_OFED Driver package that run a compilation jobs that equal to number of CPUs , the System hangs and we got a bad swap file message with pages and pages of the following showing, this is just a sample from the system log. I had been running with kernel 4.4 and everything worked ok on the same machine, so when we upgrade to kernel 4.8 we start to see the following error dmseg log gets lots of this message: ------------------------------------------------------------- [10101.785548] swap_dup: Bad swap file entry 2c0000000016ed28 [10101.785595] swap_dup: Bad swap file entry 2c0000000016ed29 [10101.785606] swap_dup: Bad swap file entry 2c0000000016ed2a [10101.785613] swap_dup: Bad swap file entry 2c0000000016ed2b [10101.785622] swap_dup: Bad swap file entry 2c0000000016ed2c [10101.785629] swap_dup: Bad swap file entry 2c0000000016ed2d [10101.785637] swap_dup: Bad swap file entry 2c0000000016ed2e [10101.785648] swap_dup: Bad swap file entry 2c0000000016ed2f [10101.785659] swap_dup: Bad swap file entry 2c0000000016ed2e and call trace : Call Trace: [10101.785773] [c0000002fb923ac0] [c000000000b9db00] dump_stack+0xb0/0xf0 (unreliable) [10101.785789] [c0000002fb923b00] [c000000000b9b330] dump_header+0x84/0x224 [10101.785801] [c0000002fb923bd0] [c00000000025d724] oom_kill_process+0x3b4/0x5c0 [10101.785811] [c0000002fb923c80] [c00000000025dc80] out_of_memory+0x290/0x580 [10101.785822] [c0000002fb923d30] [c00000000025dff4] pagefault_out_of_memory+0x84/0xb0 [10101.785836] [c0000002fb923d80] [c000000000b94d44] do_page_fault+0x7c4/0x7d0 [10101.785849] [c0000002fb923e30] [c000000000008948] handle_page_fault+0x10/0x30 # cat /etc/*-release DISTRIB_ID=Ubuntu DISTRIB_RELEASE=16.10 DISTRIB_CODENAME=yakkety DISTRIB_DESCRIPTION="Ubuntu 16.10" NAME="Ubuntu" VERSION="16.10 (Yakkety Yak)" ID=ubuntu ID_LIKE=debian PRETTY_NAME="Ubuntu 16.10" VERSION_ID="16.10" HOME_URL="http://www.ubuntu.com/"; SUPPORT_URL="http://help.ubuntu.com/"; BUG_REPORT_URL="http://bugs.launchpad.net/ubuntu/"; PRIVACY_POLICY_URL="http://www.ubuntu.com/legal/terms-and-policies/privacy-policy"; VERSION_CODENAME=yakkety UBUNTU_CODENAME=yakkety To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1634862/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
