Bug 707528
Summary: | RHEL5.7 Guest kernel panic when accessing floppy | ||||||||
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Product: | Red Hat Enterprise Linux 5 | Reporter: | Qingtang Zhou <qzhou> | ||||||
Component: | kvm | Assignee: | Virtualization Maintenance <virt-maint> | ||||||
Status: | CLOSED DUPLICATE | QA Contact: | Virtualization Bugs <virt-bugs> | ||||||
Severity: | medium | Docs Contact: | |||||||
Priority: | medium | ||||||||
Version: | 5.7 | CC: | gleb, juzhang, michen, mkenneth, virt-maint | ||||||
Target Milestone: | rc | ||||||||
Target Release: | --- | ||||||||
Hardware: | Unspecified | ||||||||
OS: | Linux | ||||||||
Whiteboard: | |||||||||
Fixed In Version: | Doc Type: | Bug Fix | |||||||
Doc Text: | Story Points: | --- | |||||||
Clone Of: | Environment: | ||||||||
Last Closed: | 2011-05-30 11:24:27 UTC | Type: | --- | ||||||
Regression: | --- | Mount Type: | --- | ||||||
Documentation: | --- | CRM: | |||||||
Verified Versions: | Category: | --- | |||||||
oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |||||||
Cloudforms Team: | --- | Target Upstream Version: | |||||||
Embargoed: | |||||||||
Attachments: |
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Description
Qingtang Zhou
2011-05-25 10:31:29 UTC
Created attachment 500775 [details]
guest dmesg
Created attachment 500776 [details]
screenshot of guest
guest kernel panic call trace: 2011-05-23 18:00:36: BUG: unable to handle kernel NULL pointer dereference at virtual address 0000001d 2011-05-23 18:00:36: printing eip: 2011-05-23 18:00:36: f89b454b 2011-05-23 18:00:36: *pde = b73f9067 2011-05-23 18:00:36: Oops: 0000 [#1] 2011-05-23 18:00:36: SMP 2011-05-23 18:00:36: last sysfs file: /class/misc/autofs/dev 2011-05-23 18:00:36: Modules linked in: autofs4 hidp rfcomm l2cap bluetooth lockd sunrpc ip_conntrack_netbios_ns ipt_REJECT xt_state ip_conntrack nfnetlink iptable_filter ip_tables ip6t_REJECT xt_tcpudp ip6table_filter ip6_tables x_tables be2iscsi ib_iser rdma_cm ib_cm iw_cm ib_sa ib_mad ib_core ib_addr iscsi_tcp bnx2i cnic ipv6 xfrm_nalgo crypto_api uio cxgb3i libcxgbi cxgb3 8021q libiscsi_tcp libiscsi2 scsi_transport_iscsi2 scsi_transport_iscsi loop dm_multipath scsi_dh video backlight sbs power_meter hwmon i2c_ec dell_wmi wmi button battery asus_acpi ac lp joydev snd_intel8x0 snd_ac97_codec ac97_bus snd_seq_dummy snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss snd_mixer_oss ide_cd parport_pc virtio_balloon snd_pcm i2c_piix4 floppy parport snd_timer 8139too i2c_core cdrom tpm_tis snd 8139cp mii virtio_pci virtio_ring tpm virtio serio_raw tpm_bios soundcore pcspkr snd_page_alloc dm_raid45 dm_message dm_region_hash dm_mem_cache dm_snapshot dm_zero dm_mirror dm_log dm_mod ata_piix libata sd_mod scsi_mod ext3 jbd uhci_hcd ohci_hcd ehci_hcd 2011-05-23 18:00:36: CPU: 1 2011-05-23 18:00:36: EIP: 0060:[<f89b454b>] Not tainted VLI 2011-05-23 18:00:36: EFLAGS: 00010246 (2.6.18-262.el5 #1) 2011-05-23 18:00:36: EIP is at setup_rw_floppy+0x1f7/0x272 [floppy] 2011-05-23 18:00:36: eax: 00000000 ebx: 00000009 ecx: 00000014 edx: 00000000 2011-05-23 18:00:36: esi: 00000000 edi: 00000008 ebp: 000000d9 esp: f7fedf5c 2011-05-23 18:00:36: ds: 007b es: 007b ss: 0068 2011-05-23 18:00:36: Process events/1 (pid: 9, ti=f7fed000 task=f7feeaa0 task.ti=f7fed000) 2011-05-23 18:00:36: Stack: 00000246 f89bc840 f89bc844 f7c29dc0 00000296 c0433d39 f89b4aa3 00000000 2011-05-23 18:00:36: f7c29dd8 f7c29dc0 f7c29dd0 00000000 c043479c 00000001 00000000 f7c8df44 2011-05-23 18:00:36: 00010000 00000000 00000000 f7feeaa0 c041f843 00100100 00200200 ffffffff 2011-05-23 18:00:36: Call Trace: 2011-05-23 18:00:36: [<c0433d39>] run_workqueue+0x81/0xc5 2011-05-23 18:00:36: [<f89b4aa3>] floppy_start+0x0/0xda [floppy] 2011-05-23 18:00:36: [<c043479c>] worker_thread+0xd9/0x10d 2011-05-23 18:00:36: [<c041f843>] default_wake_function+0x0/0xc 2011-05-23 18:00:36: [<c04346c3>] worker_thread+0x0/0x10d 2011-05-23 18:00:36: [<c0436bce>] kthread+0xc0/0xee 2011-05-23 18:00:36: [<c0436b0e>] kthread+0x0/0xee 2011-05-23 18:00:36: [<c0405c87>] kernel_thread_helper+0x7/0x10 2011-05-23 18:00:36: ======================= 2011-05-23 18:00:36: Code: c7 89 ef 83 e7 08 74 0a c7 05 00 e2 9b f8 70 34 9b f8 31 db 31 f6 eb 0d 0f be 44 13 1e 43 e8 1a e7 ff ff 09 c6 8b 15 c0 e8 9b f8 <0f> b6 42 1d 39 c3 7c e5 0f b6 05 c4 f2 9b f8 6b c0 58 f6 80 dc 2011-05-23 18:00:36: EIP: [<f89b454b>] setup_rw_floppy+0x1f7/0x272 [floppy] SS:ESP 0068:f7fedf5c 2011-05-23 18:00:36: <0>Kernel panic - not syncing: Fatal exception 2011-05-23 18:00:36: Please check for existing bug before opening new one. *** This bug has been marked as a duplicate of bug 653324 *** |