This bug is missing log files that will aid in diagnosing the problem. While running an Ubuntu kernel (not a mainline or third-party kernel) please enter the following command in a terminal window:
apport-collect 1771679 and then change the status of the bug to 'Confirmed'. If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'. This change has been made by an automated script, maintained by the Ubuntu Kernel Team. ** Changed in: linux (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1771679 Title: Kernel panic on boot (m1.small in cn-north-1) Status in linux package in Ubuntu: Incomplete Status in linux-aws package in Ubuntu: New Status in linux source package in Bionic: In Progress Status in linux-aws source package in Bionic: In Progress Bug description: We're observing the following panic on boot when trying to boot an m1.small in cn-north-1 (which is a region in AWS China): [ 2.271681] Hardware name: Xen HVM domU, BIOS 3.4.3.amazon 11/11/2016 [ 2.271681] RIP: 0010:__xen_evtchn_do_upcall+0x24/0x80 [ 2.271681] RSP: 0000:ffff8e21aa003ea0 EFLAGS: 00010046 [ 2.271681] RAX: ffffffff9dd82920 RBX: ffffffffff200000 RCX: 000000008728b34e [ 2.271681] RDX: ffff8e21a3252800 RSI: ffff8e21a724e000 RDI: 000000000000001c [ 2.271681] RBP: ffff8e21aa003eb8 R08: ffffffff9ea05040 R09: 0000000000000000 [ 2.271681] R10: ffff8e21aa003f28 R11: 0000000000000000 R12: 0000000000000001 [ 2.271681] R13: 0000000000000000 R14: 0000000000000022 R15: ffff8e21a3246900 [ 2.271681] FS: 0000000000000000(0000) GS:ffff8e21aa000000(0000) knlGS:0000000000000000 [ 2.271681] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2.271681] CR2: ffffffffff200000 CR3: 000000000b80a000 CR4: 00000000000006f0 [ 2.271681] Call Trace: [ 2.271681] <IRQ> [ 2.271681] xen_hvm_evtchn_do_upcall+0xe/0x10 [ 2.271681] do_hvm_evtchn_intr+0xe/0x20 [ 2.271681] __handle_irq_event_percpu+0x44/0x1a0 [ 2.271681] handle_irq_event_percpu+0x32/0x80 [ 2.271681] handle_irq_event+0x3b/0x60 [ 2.271681] handle_fasteoi_irq+0x75/0x130 [ 2.271681] handle_irq+0x20/0x30 [ 2.271681] do_IRQ+0x46/0xd0 [ 2.271681] common_interrupt+0x84/0x84 [ 2.271681] </IRQ> [ 2.271681] RIP: 0010:native_safe_halt+0x6/0x10 [ 2.271681] RSP: 0000:ffffffff9ea03e28 EFLAGS: 00000246 ORIG_RAX: ffffffffffffffdd [ 2.271681] RAX: ffffffff9e12fba0 RBX: 0000000000000000 RCX: 0000000000000000 [ 2.271681] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 2.271681] RBP: ffffffff9ea03e28 R08: 0000000000000002 R09: ffffffff9ea03e18 [ 2.271681] R10: ffffffff9ea03da0 R11: 00000000eb8a1d25 R12: 0000000000000000 [ 2.271681] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 2.271681] ? __cpuidle_text_start+0x8/0x8 [ 2.271681] default_idle+0x20/0x100 [ 2.271681] arch_cpu_idle+0x15/0x20 [ 2.271681] default_idle_call+0x23/0x30 [ 2.271681] do_idle+0x17f/0x1b0 [ 2.271681] cpu_startup_entry+0x73/0x80 [ 2.271681] rest_init+0xae/0xb0 [ 2.271681] start_kernel+0x4dc/0x4fd [ 2.271681] x86_64_start_reservations+0x24/0x26 [ 2.271681] x86_64_start_kernel+0x74/0x77 [ 2.271681] secondary_startup_64+0xa5/0xb0 [ 2.271681] Code: 1f 84 00 00 00 00 00 66 66 66 66 90 55 48 89 e5 41 55 41 54 53 65 48 8b 1d 92 dc 29 62 41 bc 01 00 00 00 65 44 8b 2d 8c 8c 29 62 <c6> 03 00 44 89 e0 65 0f c1 05 2e 96 2a 62 85 c0 75 3b 48 8b 05 [ 2.271681] RIP: __xen_evtchn_do_upcall+0x24/0x80 RSP: ffff8e21aa003ea0 [ 2.271681] CR2: ffffffffff200000 [ 2.271681] ---[ end trace 956d0f4244642614 ]--- [ 2.271681] Kernel panic - not syncing: Fatal exception in interrupt I've attached the full console log. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1771679/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp