Bug 681430

Summary: panic in sym_int_sir+0x4c3/0x1900 [sym53c8xx]
Product: Red Hat Enterprise Linux 6 Reporter: Lachlan McIlroy <lmcilroy>
Component: kernelAssignee: Mikuláš Patočka <mpatocka>
Status: CLOSED WONTFIX QA Contact: Red Hat Kernel QE team <kernel-qe>
Severity: low Docs Contact:
Priority: unspecified    
Version: 6.0CC: vgaikwad
Target Milestone: rc   
Target Release: ---   
Hardware: All   
OS: Linux   
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Clone Of: Environment:
Last Closed: 2017-12-06 10:50:53 UTC Type: ---
Regression: --- Mount Type: ---
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Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:

Description Lachlan McIlroy 2011-03-02 06:06:01 UTC 
Description of problem:

BUG: unable to handle kernel NULL pointer dereference at 0000000000000358
IP: [<ffffffffa00605d3>] sym_int_sir+0x4c3/0x1900 [sym53c8xx]
PGD 663c0067 PUD 66b9d067 PMD 0 
Oops: 0000 [#1] SMP 
last sysfs file: /sys/module/mbcache/initstate
CPU 0 
Modules linked in: ext3 jbd ebtable_nat ebtables autofs4 sunrpc ipt_REJECT nf_conntrack_ipv4 nf_defrag_ipv4 iptable_filter ip_tables ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 xt_state nf_conntrack ip6table_filter ip6_tables ipv6 dm_mirror dm_region_hash dm_log uinput sg i2c_piix4 i2c_core virtio_balloon 8139too 8139cp mii ext4 mbcache jbd2 sr_mod cdrom sd_mod crc_t10dif sym53c8xx scsi_transport_spi virtio_pci virtio_ring virtio ata_generic pata_acpi ata_piix dm_mod [last unloaded: speedstep_lib]

Modules linked in: ext3 jbd ebtable_nat ebtables autofs4 sunrpc ipt_REJECT nf_conntrack_ipv4 nf_defrag_ipv4 iptable_filter ip_tables ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 xt_state nf_conntrack ip6table_filter ip6_tables ipv6 dm_mirror dm_region_hash dm_log uinput sg i2c_piix4 i2c_core virtio_balloon 8139too 8139cp mii ext4 mbcache jbd2 sr_mod cdrom sd_mod crc_t10dif sym53c8xx scsi_transport_spi virtio_pci virtio_ring virtio ata_generic pata_acpi ata_piix dm_mod [last unloaded: speedstep_lib]
Pid: 0, comm: swapper Not tainted 2.6.32-119.el6.x86_64 #1 
RIP: 0010:[<ffffffffa00605d3>]  [<ffffffffa00605d3>] sym_int_sir+0x4c3/0x1900 [sym53c8xx]
RSP: 0018:ffff880002003c50  EFLAGS: 00010287
RAX: 000000000000000b RBX: 0000000000000000 RCX: 0000000000000040
RDX: ffff88003791a000 RSI: ffff88003791a800 RDI: ffffc9000093c006
RBP: ffff880002003ce0 R08: ffffffff81a00000 R09: ffff880002003ed0
R10: 00000145d9608259 R11: 0000000000000000 R12: ffff880037490000
R13: 0000000000000000 R14: ffff880037490090 R15: 000000000000000b
FS:  0000000000000000(0000) GS:ffff880002000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0018 ES: 0018 CR0: 000000008005003b
CR2: 0000000000000358 CR3: 000000005739b000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Process swapper (pid: 0, threadinfo ffffffff81a00000, task ffffffff81a2d020)
Stack:
 ffffffff8126a1f0 ffffffff81335167 ffffffff81dd9940 ffffffffa0065a48
<0> ffffffffa0065a46 ffff880002003df8 ffffffff81dd9d40 ffff880002003d28
<0> ffffffff8126b256 0000000000000004 0000000affffffff ffffffffffffffff
Call Trace:
 <IRQ> 
 [<ffffffff8126a1f0>] ? string+0x40/0x100
 [<ffffffff81335167>] ? put_device+0x17/0x20
 [<ffffffff8126b256>] ? vsnprintf+0x2b6/0x5f0
 [<ffffffffa0061fad>] sym_interrupt+0x59d/0x7a0 [sym53c8xx]
 [<ffffffffa005b28a>] sym53c8xx_intr+0x5a/0x90 [sym53c8xx]
 [<ffffffff810d6390>] handle_IRQ_event+0x60/0x170
 [<ffffffff8102c8f9>] ? ack_apic_level+0x79/0x1b0
 [<ffffffff810d8b99>] handle_fasteoi_irq+0x79/0xf0
 [<ffffffff8100df89>] handle_irq+0x49/0xa0
 [<ffffffff814e108c>] do_IRQ+0x6c/0xf0
 [<ffffffff8100bad3>] ret_from_intr+0x0/0x11
 [<ffffffff8106f44b>] ? __do_softirq+0x6b/0x1e0
 [<ffffffff810d6390>] ? handle_IRQ_event+0x60/0x170
 [<ffffffff8100c2cc>] ? call_softirq+0x1c/0x30
 [<ffffffff8100df05>] ? do_softirq+0x65/0xa0
 [<ffffffff8106f285>] ? irq_exit+0x85/0x90
 [<ffffffff814e1095>] ? do_IRQ+0x75/0xf0
 [<ffffffff8100bad3>] ? ret_from_intr+0x0/0x11
 <EOI> 
 [<ffffffff8103626b>] ? native_safe_halt+0xb/0x10
 [<ffffffff81013e7d>] ? default_idle+0x4d/0xb0
 [<ffffffff81009e96>] ? cpu_idle+0xb6/0x110
 [<ffffffff814c126a>] ? rest_init+0x7a/0x80
 [<ffffffff81bbcf23>] ? start_kernel+0x418/0x424
 [<ffffffff81bbc33a>] ? x86_64_start_reservations+0x125/0x129
 [<ffffffff81bbc438>] ? x86_64_start_kernel+0xfa/0x109
Code: 00 48 8d b8 38 01 00 00 e8 7b 4a 2d e1 49 8d 4c 24 0c 48 89 c6 48 89 da 48 c7 c7 60 67 06 a0 31 c0 e8 b6 82 47 e1 e9 82 fc ff ff <48> 8b 83 58 03 00 00 48 8b 90 80 00 00 00 4c 8b a2 b0 00 00 00 
RIP  [<ffffffffa00605d3>] sym_int_sir+0x4c3/0x1900 [sym53c8xx]
 RSP <ffff880002003c50>
CR2: 0000000000000358
---[ end trace e1e2a47498bb3d69 ]---
Kernel panic - not syncing: Fatal exception in interrupt
Pid: 0, comm: swapper Tainted: G      D    ----------------   2.6.32-119.el6.x86_64 #1
Call Trace:
 <IRQ>  [<ffffffff814d87b9>] ? panic+0x78/0x143
 [<ffffffff814dc812>] ? oops_end+0xf2/0x100
 [<ffffffff81040a8b>] ? no_context+0xfb/0x260
 [<ffffffff81040d15>] ? __bad_area_nosemaphore+0x125/0x1e0
 [<ffffffff8105032a>] ? enqueue_entity+0x13a/0x340
 [<ffffffff81040de3>] ? bad_area_nosemaphore+0x13/0x20
 [<ffffffff8104149d>] ? __do_page_fault+0x31d/0x480
 [<ffffffff8126fbde>] ? __sg_alloc_table+0x7e/0x130
 [<ffffffff81354c40>] ? scsi_sg_alloc+0x0/0x60
 [<ffffffff8124d8e1>] ? blk_rq_map_sg+0x81/0x2e0
 [<ffffffff8124ddc5>] ? blk_complete_request+0x25/0x30
 [<ffffffff814de7ce>] ? do_page_fault+0x3e/0xa0
 [<ffffffff814dbb75>] ? page_fault+0x25/0x30
 [<ffffffffa00605d3>] ? sym_int_sir+0x4c3/0x1900 [sym53c8xx]
 [<ffffffff8126a1f0>] ? string+0x40/0x100
 [<ffffffff81335167>] ? put_device+0x17/0x20
 [<ffffffff8126b256>] ? vsnprintf+0x2b6/0x5f0
 [<ffffffffa0061fad>] ? sym_interrupt+0x59d/0x7a0 [sym53c8xx]
 [<ffffffffa005b28a>] ? sym53c8xx_intr+0x5a/0x90 [sym53c8xx]
 [<ffffffff810d6390>] ? handle_IRQ_event+0x60/0x170
 [<ffffffff8102c8f9>] ? ack_apic_level+0x79/0x1b0
 [<ffffffff810d8b99>] ? handle_fasteoi_irq+0x79/0xf0
 [<ffffffff8100df89>] ? handle_irq+0x49/0xa0
 [<ffffffff814e108c>] ? do_IRQ+0x6c/0xf0
 [<ffffffff8100bad3>] ? ret_from_intr+0x0/0x11
 [<ffffffff8106f44b>] ? __do_softirq+0x6b/0x1e0
 [<ffffffff810d6390>] ? handle_IRQ_event+0x60/0x170
 [<ffffffff8100c2cc>] ? call_softirq+0x1c/0x30
 [<ffffffff8100df05>] ? do_softirq+0x65/0xa0
 [<ffffffff8106f285>] ? irq_exit+0x85/0x90
 [<ffffffff814e1095>] ? do_IRQ+0x75/0xf0
 [<ffffffff8100bad3>] ? ret_from_intr+0x0/0x11
 <EOI>  [<ffffffff8103626b>] ? native_safe_halt+0xb/0x10
 [<ffffffff81013e7d>] ? default_idle+0x4d/0xb0
 [<ffffffff81009e96>] ? cpu_idle+0xb6/0x110
 [<ffffffff814c126a>] ? rest_init+0x7a/0x80
 [<ffffffff81bbcf23>] ? start_kernel+0x418/0x424
 [<ffffffff81bbc33a>] ? x86_64_start_reservations+0x125/0x129
 [<ffffffff81bbc438>] ? x86_64_start_kernel+0xfa/0x109


Version-Release number of selected component (if applicable):
kernel-2.6.32-119.el6

How reproducible:
Easily using a VM with a SAS disk attached as a SCSI device and adding an I/O load to the system - such as rm -rf of a large directory tree.
Comment 2 RHEL Program Management 2011-04-04 02:48:25 UTC 
Since RHEL 6.1 External Beta has begun, and this bug remains
unresolved, it has been rejected as it is not proposed as
exception or blocker.

Red Hat invites you to ask your support representative to
propose this request, if appropriate and relevant, in the
next release of Red Hat Enterprise Linux.
Comment 3 RHEL Program Management 2011-10-07 15:24:17 UTC 
Since RHEL 6.2 External Beta has begun, and this bug remains
unresolved, it has been rejected as it is not proposed as
exception or blocker.

Red Hat invites you to ask your support representative to
propose this request, if appropriate and relevant, in the
next release of Red Hat Enterprise Linux.
Comment 5 Jan Kurik 2017-12-06 10:50:53 UTC 
Red Hat Enterprise Linux 6 is in the Production 3 Phase. During the Production 3 Phase, Critical impact Security Advisories (RHSAs) and selected Urgent Priority Bug Fix Advisories (RHBAs) may be released as they become available.

The official life cycle policy can be reviewed here:

http://redhat.com/rhel/lifecycle

This issue does not meet the inclusion criteria for the Production 3 Phase and will be marked as CLOSED/WONTFIX. If this remains a critical requirement, please contact Red Hat Customer Support to request a re-evaluation of the issue, citing a clear business justification. Note that a strong business justification will be required for re-evaluation. Red Hat Customer Support can be contacted via the Red Hat Customer Portal at the following URL:

https://access.redhat.com/