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Kernel panic - not syncing: IO-APIC + timer doesn't work! #1149

@jmpesp

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@jmpesp

Booting a Debian 13 guest in the Canada Region (currently helios-2.0.23894) using propolis 58ab73b failed with the following kernel panic:

Loading Linux 6.1.0-28-amd64 ...Loading Linux 6.1.0-28-amd64 ...

Loading initial ramdisk ...Loading initial ramdisk ...

[    0.072393] ..MP-BIOS bug: 8254 timer not connected to IO-APIC
[    0.401243] Kernel panic - not syncing: IO-APIC + timer doesn't work!  Boot with apic=debug and send a report.  Then try booting with the 'noapic' option.
[    0.403074] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 6.1.0-28-amd64 #1  Debian 6.1.119-1
[    0.404066] Hardware name: Oxide OxVM, BIOS v0.8 The Aftermath 30, 3185 YOLD
[    0.404948] Call Trace:
[    0.405282]  <TASK>
[    0.405533]  dump_stack_lvl+0x44/0x5c
[    0.406057]  panic+0x118/0x2f4
[    0.406430]  setup_IO_APIC+0x803/0x83b
[    0.406893]  ? _raw_spin_unlock_irqrestore+0x19/0x40
[    0.407443]  ? clear_IO_APIC_pin+0x169/0x240
[    0.408024]  apic_intr_mode_init+0x101/0x106
[    0.408543]  x86_late_time_init+0x20/0x34
[    0.409156]  start_kernel+0x678/0x733
[    0.409662]  secondary_startup_64_no_verify+0xe5/0xeb
[    0.410233]  </TASK>
[    0.410527] ---[ end Kernel panic - not syncing: IO-APIC + timer doesn't work!  Boot with apic=debug and send a report.  Then try booting with the 'noapic' option. ]---
    0.401243] Kernel panic - not syncing: IO-APIC + timer doesn't work!  Boot with apic=debug and send a report.  Then try booting with the 'noapic' option.
[    0.403074] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 6.1.0-28-amd64 #1  Debian 6.1.119-1
[    0.404066] Hardware name: Oxide OxVM, BIOS v0.8 The Aftermath 30, 3185 YOLD
[    0.404948] Call Trace:
[    0.405282]  <TASK>
[    0.405533]  dump_stack_lvl+0x44/0x5c
[    0.406057]  panic+0x118/0x2f4
[    0.406430]  setup_IO_APIC+0x803/0x83b
[    0.406893]  ? _raw_spin_unlock_irqrestore+0x19/0x40
[    0.407443]  ? clear_IO_APIC_pin+0x169/0x240
[    0.408024]  apic_intr_mode_init+0x101/0x106
[    0.408543]  x86_late_time_init+0x20/0x34
[    0.409156]  start_kernel+0x678/0x733
[    0.409662]  secondary_startup_64_no_verify+0xe5/0xeb
[    0.410233]  </TASK>
[    0.410527] ---[ end Kernel panic - not syncing: IO-APIC + timer doesn't work!  Boot with apic=debug and send a report.  Then try booting with the 'noapic' option. ]---

It's worth noting that there are about 10 other VMMs on that host and it's slow to respond to some commands (like zpool history).

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