Test-case snippet on original kernel (3.13.0-170.220) [ 330.980173] cpu 5/pid 2126/task ONE :: Stage 4. T1 wake up T2... it may BUG! <...> [ 331.975122] cpu 6/pid 2125/task TWO :: Stage 4. T2 sleep for 1s... BUG afterward? [ 332.980237] BUG: unable to handle kernel paging request at ffffeaffffffffc0 [ 332.984081] IP: [<ffffffff811b3e81>] wait_migrate_huge_page+0x51/0x70 [ 332.984081] PGD 0 [ 332.984081] Oops: 0000 [#1] SMP [ 332.984081] Modules linked in: kmod(OX) <...> [ 332.984081] CPU: 6 PID: 2125 Comm: test Tainted: G OX 3.13.0-170-generic #220-Ubuntu <...> [ 332.984081] RIP: 0010:[<ffffffff811b3e81>] [<ffffffff811b3e81>] wait_migrate_huge_page+0x51/0x70 <...> [ 332.984081] Call Trace: [ 332.984081] [<ffffffff811b6f3c>] ? do_huge_pmd_numa_page+0x32c/0x390 [ 332.984081] [<ffffffff811839e2>] handle_mm_fault+0x8f2/0xfb0 [ 332.984081] [<ffffffff81748963>] __do_page_fault+0x183/0x570 <...> [ 332.984081] RIP [<ffffffff811b3e81>] wait_migrate_huge_page+0x51/0x70 [ 332.984081] RSP <ffff8800376c5d00> [ 332.984081] CR2: ffffeaffffffffc0 [ 332.984081] ---[ end trace dcd414863870ead7 ]---
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1813018 Title: Kernel Oops - unable to handle kernel paging request; RIP is at wait_migrate_huge_page+0x51/0x70 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1813018/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
