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vliaskov

PV guest panic on vcpu online

Jul 3rd, 2017
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  1. linux-iurm login: ddd[ 6181.943580] general protection fault: 0000 [#1] SMP
  2. [ 6181.943595] Modules linked in: ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter ip_tables x_tables af_packet br_netfilter bridge stp llc iscsi_ibft iscsi_boot_sysfs intel_rapl
  3. x86_pkg_temp_thermal coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel drbg ansi_cprng joydev xen_fbfront syscopyarea sysfillrect sysimgblt fb_sys_fops xen_kbdfront xen_netfront aesni_intel
  4. aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd pcspkr btrfs xor raid6_pq xen_blkfront crc32c_intel sg dm_multipath dm_mod scsi_dh_rdac scsi_dh_emc scsi_dh_alua scsi_mod autofs4
  5. [ 6181.943666] Supported: Yes
  6. [ 6181.943674] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.4.59-92.24.2.13220.2.TEST.1042422-default #1
  7. [ 6181.943682] task: ffffffff81c11500 ti: ffffffff81c00000 task.ti: ffffffff81c00000
  8. [ 6181.943688] RIP: e030:[<ffffffff810ea1f6>] [<ffffffff810ea1f6>] get_next_timer_interrupt+0x196/0x230
  9. [ 6181.943704] RSP: e02b:ffffffff81c03e08 EFLAGS: 00010086
  10. [ 6181.943710] RAX: ffff8800f4a0ea78 RBX: 00000045ce301100 RCX: 0000000100000004
  11. [ 6181.943716] RDX: dead000000000200 RSI: 0000000000000000 RDI: 0000000000040000
  12. [ 6181.943723] RBP: 00000000ffffffd2 R08: 0000000100011edc R09: 0000000000000001
  13. [ 6181.943729] R10: 0000000000000000 R11: ffffffff81c03e18 R12: ffff8800f4a0e040
  14. [ 6181.943734] R13: ffffffff81c03e28 R14: 0000000000000040 R15: 00000000ffffffd2
  15. [ 6181.943747] FS: 0000000000000000(0000) GS:ffff8800f4a00000(0000) knlGS:0000000000000000
  16. [ 6181.943753] CS: e033 DS: 0000 ES: 0000 CR0: 0000000080050033
  17. [ 6181.943759] CR2: 00007f3d35a1c000 CR3: 0000000001c0a000 CR4: 0000000000042660
  18. [ 6181.943766] Stack:
  19. [ 6181.943769] ffff8800f4a0e878 ffff8800f4a0ea78 ffff8800f4a0ec78 ffff8800f4a0ee78
  20. [ 6181.943779] ffff8800f4a0f4e0 00000045ce301100 0000000000000000 ffff8800f4a0ae80
  21. [ 6181.943787] 00000045ce320c07 ffffffff810f8b86 ffffffff815dfee9 7fffffffffffffff
  22. [ 6181.943796] Call Trace:
  23. [ 6181.943823] [<ffffffff810f8b86>] tick_nohz_stop_sched_tick+0x1a6/0x2b0
  24. [ 6181.943836] [<ffffffff810f8d23>] __tick_nohz_idle_enter+0x93/0x140
  25. [ 6181.943846] [<ffffffff810f93e8>] tick_nohz_idle_enter+0x38/0x70
  26. [ 6181.943860] [<ffffffff810bec0a>] cpu_startup_entry+0x8a/0x380
  27. [ 6181.943874] [<ffffffff81d6f0c1>] start_kernel+0x4c5/0x4d0
  28. [ 6181.943887] [<ffffffff81d712bd>] xen_start_kernel+0x516/0x520
  29. [ 6181.943901] DWARF2 unwinder stuck at xen_start_kernel+0x516/0x520
  30. [ 6181.943907]
  31. [ 6181.943912] Leftover inexact backtrace:
  32. [ 6181.943912]
  33. [ 6181.943922] Code: 89 04 24 48 89 54 24 10 49 8d 94 24 38 0e 00 00 48 89 54 24 18 41 89 fa 41 83 e2 3f 44 89 d6 48 63 d6 48 8b 14 d0 48 85 d2 74 1f <f6> 42 2a 10 75 11 4c 8b 42 10 41 b9 01 00 00 00
  34. 49 39 c8 49 0f
  35. [ 6181.944029] RIP [<ffffffff810ea1f6>] get_next_timer_interrupt+0x196/0x230
  36. [ 6181.944044] RSP <ffffffff81c03e08>
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