------- Comment From [email protected] 2018-01-12 08:59 EDT------- Hi, Aneesh, right, I missed the 2 other ones. I rebuilt a kernel with the 3 patches, thanks for having thought of this, because that fixes the issue. Some details now : actually this issue happens only when disabling RPT ("disable_radix") which is not the default in Artful. Also I could have it on Witherspoon systems but not on Boston (having an other issue, which may hide this one... FYI the kernel loops infinitly displaying : [ 0.000000] Allocated bitmap for 2040 MSIs (base IRQ 0x1fd000) [ 0.000000] Initializing IODA2 PHB (/pciex@620c3c0300000) [ 0.000000] PCI host bridge /pciex@620c3c0300000 ranges: [ 0.0000[ 89.349426896,3] opalmsg: No available node in the free list, allocating [ 89.352371632,3] opalmsg: No available node in the free list, allocating 00] M[ 89.355953552,3] opalmsg: No available node in the free list, allocating [ 89.359518752,3] opalmsg: No available node in the free list, allocating [ 89.363009568,3] opalmsg: No available node in the free list, allocating [ 89.366608224,3] opalmsg: No available node in the free list, allocating [ 89.370155632,3] opalmsg: No available node in the free list, allocating [ 89.373689632,3] opalmsg: No available node in the free list, allocating [ 89.376579088,3] opalmsg: No available node in the free list, allocating [ 89.380134464,3] opalmsg: No available node in the free list, allocating [ 89.383665744,3] opalmsg: No available node in the free list, allocating [ 89.387155088,3] opalmsg: No available node in the free list, allocating [ 89.390741040,3] opalmsg: No available node in the free list, allocating [ 89.393600592,3] opalmsg: No available node in the free list, allocating [ 89.397146720,3] opalmsg: No available node in the free list, allocating [ 89.400687600,3] opalmsg: No available node in the free list, allocating [ 89.404226032,3] opalmsg: No available node in the free list, allocating [ 89.407772816,3] opalmsg: No available node in the free list, allocating [ 89.410644096,3] opalmsg: No available node in the free list, allocating .... ).
So it seems those commits help : ----------- commit 21a0e8c14bf61472723d2acc83f98ab35ff321b4 Author: Michael Ellerman <[email protected]> Date: Tue Aug 1 20:29:24 2017 +1000 powerpc/mm/hash64: Make vmalloc 56T on hash commit b5048de04b32104140e5b251005404c3e0d03ccd Author: Michael Ellerman <[email protected]> Date: Tue Aug 1 20:29:23 2017 +1000 powerpc/mm/slb: Move comment next to the code it's referring to commit 63ee9b2ff9d306efaa61b04b8710fafe339ae441 Author: Michael Ellerman <[email protected]> Date: Tue Aug 1 20:29:22 2017 +1000 powerpc/mm/book3s64: Make KERN_IO_START a variable ----------- F. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1739498 Title: Ubuntu 17.10 crashes on vmalloc.c To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-power-systems/+bug/1739498/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
