Bug 1779755
Summary: | RHCOS Installer kernel panics during pxeboot | ||||||
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Product: | OpenShift Container Platform | Reporter: | Scott Dodson <sdodson> | ||||
Component: | RHCOS | Assignee: | Colin Walters <walters> | ||||
Status: | CLOSED WORKSFORME | QA Contact: | Michael Nguyen <mnguyen> | ||||
Severity: | unspecified | Docs Contact: | |||||
Priority: | unspecified | ||||||
Version: | 4.3.0 | CC: | bbreard, dustymabe, imcleod, jligon, miabbott, nstielau, rnoriega | ||||
Target Milestone: | --- | ||||||
Target Release: | 4.3.0 | ||||||
Hardware: | Unspecified | ||||||
OS: | Unspecified | ||||||
Whiteboard: | |||||||
Fixed In Version: | Doc Type: | If docs needed, set a value | |||||
Doc Text: | Story Points: | --- | |||||
Clone Of: | Environment: | ||||||
Last Closed: | 2019-12-12 19:08:29 UTC | Type: | Bug | ||||
Regression: | --- | Mount Type: | --- | ||||
Documentation: | --- | CRM: | |||||
Verified Versions: | Category: | --- | |||||
oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |||||
Cloudforms Team: | --- | Target Upstream Version: | |||||
Embargoed: | |||||||
Bug Depends On: | |||||||
Bug Blocks: | 1773108, 1776011 | ||||||
Attachments: |
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Description
Scott Dodson
2019-12-04 16:29:11 UTC
FWIW, same panic is observed on 4.2 on this Packet c2.medium instance types. https://releases-art-rhcos.svc.ci.openshift.org/art/storage/releases/rhcos-4.2/42.80.20191002.0/rhcos-42.80.20191002.0-installer-kernel.... ok https://releases-art-rhcos.svc.ci.openshift.org/art/storage/releases/rhcos-4.2/42.80.20191002.0/rhcos-42.80.20191002.0-installer-initramfs.img... ok [ 0.000000] Linux version 4.18.0-80.11.2.el8_0.x86_64 (mockbuild.eng.bos.redhat.com) (gcc version 8.2.1 20180905 (Red Hat 8.2.1-3) (GCC)) #1 SMP Sun Sep 15 11:24:21 UTC 2019 [ 0.000000] Command line: rhcos-42.80.20191002.0-installer-kernel console=tty0 console=ttyS1,115200n8 rd.neednet=1 coreos.inst=yes coreos.inst.image_url=https://releases-art-rhcos.svc.ci.openshift.org/art/storage/releases/rhcos-4.2/42. 80.20191002.0/rhcos-42.80.20191002.0-metal-bios.raw.gz coreos.inst.install_dev=sda coreos.inst.skip_media_check coreos.inst.ignition_url=http://http-matchbox.svc.ci.openshift.org/ignition?cluster_id=ci-op-8q2g8gz2-c3585&role=bootstrap ... [ 4.904341] List of all partitions: [ 4.911657] hub 3-1.1:1.0: USB hub found [ 4.914693] No filesystem could mount root, tried: [ 4.925566] [ 4.925731] hub 3-1.1:1.0: 4 ports detected [ 4.937464] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0) [ 4.959238] random: fast init done [ 4.972273] CPU: 33 PID: 1 Comm: swapper/0 Not tainted 4.18.0-80.11.2.el8_0.x86_64 #1 [ 4.997611] Hardware name: Dell Inc. PowerEdge R6415/07YXFK, BIOS 1.5.6 08/17/2018 [ 5.012262] Call Trace: [ 5.021623] dump_stack+0x5c/0x80 [ 5.031665] panic+0xe7/0x247 [ 5.034008] usb 3-1.4: new high-speed USB device number 4 using xhci_hcd [ 5.041123] mount_block_root+0x2bd/0x2e1 [ 5.041127] ? do_early_param+0x91/0x91 [ 5.075184] prepare_namespace+0x135/0x16b [ 5.085875] kernel_init_freeable+0x22e/0x258 [ 5.096720] ? rest_init+0xaa/0xaa [ 5.106421] kernel_init+0xa/0x106 [ 5.115935] ret_from_fork+0x22/0x40 [ 5.125947] Kernel Offset: 0x26c00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff) [ 5.142961] ---[ end Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0) ]--- [ 5.158701] ------------[ cut here ]------------ [ 5.169484] sched: Unexpected reschedule of offline CPU#0! [ 5.181047] WARNING: CPU: 33 PID: 1 at arch/x86/kernel/smp.c:128 native_smp_send_reschedule+0x34/0x40 [ 5.196355] Modules linked in: [ 5.205484] CPU: 33 PID: 1 Comm: swapper/0 Not tainted 4.18.0-80.11.2.el8_0.x86_64 #1 [ 5.219621] Hardware name: Dell Inc. PowerEdge R6415/07YXFK, BIOS 1.5.6 08/17/2018 [ 5.233490] RIP: 0010:native_smp_send_reschedule+0x34/0x40 [ 5.245246] Code: 05 81 92 3b 01 73 15 48 8b 05 58 bf 10 01 be fd 00 00 00 48 8b 40 30 e9 7a 94 bb 00 89 fe 48 c7 c7 90 6c c8 a8 e8 76 29 06 00 <0f> 0b c3 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 53 48 83 ec 20 [ 5.277099] RSP: 0018:ffff8d272f603ec8 EFLAGS: 00010082 [ 5.288966] RAX: 0000000000000000 RBX: ffff8d1fc62097c0 RCX: ffffffffa8e59d68 [ 5.303005] RDX: 0000000000000001 RSI: 0000000000000092 RDI: 0000000000000046 [ 5.316992] RBP: 0000000000000000 R08: 00000000000004f3 R09: 0000000000aaaaaa [ 5.330855] R10: 0000000000000000 R11: ffffa5bfceaff020 R12: ffffa5bfc0073cf8 [ 5.344672] R13: ffff8d272f61cf00 R14: ffffffffa7d3cc50 R15: ffff8d272f61d038 [ 5.358402] FS: 0000000000000000(0000) GS:ffff8d272f600000(0000) knlGS:0000000000000000 [ 5.373132] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5.385377] CR2: 0000000000000000 CR3: 000000044040a000 CR4: 00000000003406e0 [ 5.399090] Call Trace: [ 5.408285] <IRQ> [ 5.416642] update_process_times+0x4f/0x60 [ 5.427270] tick_sched_handle+0x22/0x60 [ 5.437620] tick_sched_timer+0x37/0x70 [ 5.447830] __hrtimer_run_queues+0x100/0x280 [ 5.458557] hrtimer_interrupt+0x100/0x220 [ 5.469046] smp_apic_timer_interrupt+0x6a/0x130 [ 5.480149] apic_timer_interrupt+0xf/0x20 [ 5.490505] </IRQ> [ 5.498644] RIP: 0010:panic+0x201/0x247 [ 5.508456] Code: eb a6 83 3d 5f b8 96 01 00 74 05 e8 28 51 02 00 48 c7 c6 20 62 61 a9 48 c7 c7 48 16 c9 a8 e8 d3 33 06 00 fb 66 0f 1f 44 00 00 <31> db e8 17 41 0d 00 4c 39 eb 7c 1d 41 83 f4 01 48 8b 05 07 b8 96 [ 5.539849] RSP: 0018:ffffa5bfc0073da8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 5.553907] RAX: 000000000000005c RBX: ffff8d2b2ec79000 RCX: ffffffffa8e59d68 [ 5.567507] RDX: 0000000000000000 RSI: 0000000000000082 RDI: 0000000000000046 [ 5.581075] RBP: ffffa5bfc0073e18 R08: 00000000000004f1 R09: 0000000000aaaaaa [ 5.594737] R10: 0000000000000000 R11: ffffa5bfceaff020 R12: 0000000000000000 [ 5.608434] R13: 0000000000000000 R14: ffffe7abb1bb1e40 R15: 0000000000008001 [ 5.624096] ? panic+0x1fa/0x247 [ 5.634559] mount_block_root+0x2bd/0x2e1 [ 5.645222] ? do_early_param+0x91/0x91 [ 5.656982] prepare_namespace+0x135/0x16b [ 5.667569] kernel_init_freeable+0x22e/0x258 [ 5.678136] ? rest_init+0xaa/0xaa [ 5.687595] kernel_init+0xa/0x106 [ 5.697269] ret_from_fork+0x22/0x40 [ 5.706651] ---[ end trace 2eb047d6dec0c26d ]--- With the changes from https://github.com/openshift/installer/pull/2776 I no longer see this problem. |