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Diffstat (limited to 'results/classifier/118/unknown/1765')
| -rw-r--r-- | results/classifier/118/unknown/1765 | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/results/classifier/118/unknown/1765 b/results/classifier/118/unknown/1765 new file mode 100644 index 000000000..6a834e12f --- /dev/null +++ b/results/classifier/118/unknown/1765 @@ -0,0 +1,125 @@ +graphic: 0.849 +semantic: 0.819 +peripherals: 0.814 +register: 0.809 +user-level: 0.809 +debug: 0.807 +virtual: 0.799 +architecture: 0.799 +performance: 0.788 +arm: 0.787 +network: 0.784 +mistranslation: 0.780 +permissions: 0.778 +TCG: 0.777 +assembly: 0.774 +kernel: 0.773 +device: 0.772 +risc-v: 0.771 +vnc: 0.771 +socket: 0.766 +KVM: 0.765 +VMM: 0.764 +PID: 0.763 +x86: 0.763 +boot: 0.760 +hypervisor: 0.758 +ppc: 0.756 +files: 0.753 +i386: 0.714 + +Linux kernel fails to boot on powernv machines with nvme device on s390x hosts +Description of problem: +When running a powernv guest with nvme device on a s390x host, the guest linux kernel fails to boot with the following panic: + +``` +nvme nvme0: pci function 0002:01:00.0 +nvme 0002:01:00.0: enabling device (0100 -> 0102) +nvme nvme0: 1/0/0 default/read/poll queues +nvme nvme0: invalid id 0 completed on queue 0 +nvme nvme0: invalid id 0 completed on queue 0 +nvme nvme0: invalid id 0 completed on queue 0 +nvme nvme0: invalid id 0 completed on queue 0 +nvme nvme0: invalid id 0 completed on queue 0 +nvme nvme0: invalid id 0 completed on queue 0 +nvme nvme0: invalid id 0 completed on queue 0 +nvme nvme0: invalid id 0 completed on queue 0 +nvme nvme0: invalid id 0 completed on queue 0 +nvme nvme0: invalid id 0 completed on queue 0 +nvme nvme0: invalid id 0 completed on queue 0 +nvme nvme0: invalid id 0 completed on queue 0 +nvme nvme0: invalid id 0 completed on queue 0 +nvme nvme0: invalid id 0 completed on queue 0 +nvme nvme0: invalid id 0 completed on queue 0 +nvme nvme0: invalid id 0 completed on queue 0 +nvme nvme0: invalid id 0 completed on queue 0 +nvme nvme0: invalid id 0 completed on queue 0 +nvme nvme0: invalid id 0 completed on queue 0 +nvme nvme0: invalid id 0 completed on queue 0 +nvme nvme0: invalid id 0 completed on queue 0 +nvme nvme0: invalid id 0 completed on queue 0 +nvme nvme0: invalid id 0 completed on queue 0 +nvme nvme0: invalid id 0 completed on queue 0 +nvme nvme0: invalid id 0 completed on queue 0 +BUG: Kernel NULL pointer dereference on read at 0x00000008 +Faulting instruction address: 0xc0000000000c02ec +Oops: Kernel access of bad area, sig: 11 [#1] +LE PAGE_SIZE=64K MMU=Hash SMP NR_CPUS=2048 NUMA PowerNV +Modules linked in: nvme powernv_flash(+) rtc_opal ibmpowernv mtd nvme_core +CPU: 0 PID: 100 Comm: pb-console Not tainted 5.10.50-openpower1 #2 +NIP: c0000000000c02ec LR: c00000000050d5dc CTR: c00000000024a2d0 +REGS: c00000003ffdfa00 TRAP: 0300 Not tainted (5.10.50-openpower1) +MSR: 9000000000009033 <SF,HV,EE,ME,IR,DR,RI,LE> CR: 24000402 XER: 20000000 +CFAR: c00000000000f3c0 DAR: 0000000000000008 DSISR: 40000000 IRQMASK: 1 +GPR00: c0000000000ba058 c00000003ffdfc90 c00000000180db00 0000000000000008 +GPR04: 000000000000000a 0000000000000000 c000000002740210 c00000000274e218 +GPR08: c00000000183be00 0000000080000000 0000000000000000 c0080000003ba798 +GPR12: c00000000024a2d0 c000000001a30000 0000000000000000 0000000000000100 +GPR16: 0000000000000004 0000000000000020 0000000000000100 c00000000bbe8080 +GPR20: 0000000000000028 c000000001830100 0000000000000001 0000000000000000 +GPR24: c000000001831a00 c000000001410c00 00000000ffff9097 0000000000400040 +GPR28: 000000000000000a 000000000000000a 0000000000000008 0000000000000000 +NIP [c0000000000c02ec] __arch_spin_trylock+0x4/0x24 +LR [c00000000050d5dc] _raw_spin_lock_irqsave+0x2c/0x78 +Call Trace: +[c00000003ffdfc90] [c00000003ffdfcc0] 0xc00000003ffdfcc0 (unreliable) +[c00000003ffdfcd0] [c0000000000ba058] complete+0x24/0x64 +[c00000003ffdfd10] [c00000000024a2f8] blk_end_sync_rq+0x28/0x3c +[c00000003ffdfd30] [c00000000024f44c] __blk_mq_end_request+0x134/0x160 +[c00000003ffdfd70] [c0080000003b481c] nvme_complete_rq+0xcc/0x13c [nvme_core] +[c00000003ffdfda0] [c0080000000a1078] nvme_pci_complete_rq+0x78/0x108 [nvme] +[c00000003ffdfdd0] [c00000000024de38] blk_done_softirq+0xc0/0xd0 +[c00000003ffdfe30] [c00000000050da20] __do_softirq+0x238/0x28c +[c00000003ffdff20] [c0000000000875d4] __irq_exit_rcu+0x80/0xc8 +[c00000003ffdff50] [c000000000087844] irq_exit+0x18/0x30 +[c00000003ffdff70] [c000000000011c4c] __do_irq+0x80/0xa0 +[c00000003ffdff90] [c00000000001d7a4] call_do_irq+0x14/0x24 +[c00000000bff3960] [c000000000011d20] do_IRQ+0xb4/0xbc +[c00000000bff39f0] [c000000000008fac] hardware_interrupt_common_virt+0x1ac/0x1b0 +--- interrupt: 500 at arch_local_irq_restore+0xac/0xe8 + LR = __raw_spin_unlock_irq+0x34/0x40 +[c00000000bff3cf0] [0000000000000000] 0x0 (unreliable) +[c00000000bff3d20] [c0000000000a8344] __raw_spin_unlock_irq+0x34/0x40 +[c00000000bff3d50] [c0000000000a84b0] finish_task_switch+0x160/0x228 +[c00000000bff3df0] [c0000000000aa3d0] schedule_tail+0x20/0x8c +[c00000000bff3e20] [c00000000000cb50] ret_from_fork+0x4/0x54 +Instruction dump: +a14d0b7a 7da96b78 2f8a0000 419e0010 39400000 b14d0b7a 7c0004ac a1490b78 +394affff b1490b78 4e800020 812d0000 <7d401829> 2c0a0000 40c20010 7d20192d +---[ end trace 6b7a11c45e4fc465 ]--- + +Kernel panic - not syncing: Fatal exception +Rebooting in 30 seconds.. +``` + +The issue has been noticed while running the avocado tests on a s390x host: + +``` +make check-venv +./tests/venv/bin/avocado run tests/avocado/boot_linux_console.py:BootLinuxConsole.test_ppc_powernv8 +``` + +But they can also be reproduced manually: +Steps to reproduce: +1. wget https://github.com/open-power/op-build/releases/download/v2.7/zImage.epapr +2. ./qemu-system-ppc64 -nographic -M powernv8 -kernel zImage.epapr -append "console=tty0 console=hvc0" -device pcie-pci-bridge,id=bridge1,bus=pcie.1,addr=0x0 -device nvme,bus=pcie.2,addr=0x0,serial=1234 |