I am seeing a kernel bug trace with changeset 8737 on x86_64 machines:
tg3: eth1: Link is up at 1000 Mbps, full duplex.
tg3: eth1: Flow control is off for TX and off for RX.
ACPI: Power Button (FF) [PWRF]
ACPI: Processor [CPU3] (supports 8 throttling states)
xenbr0: port 2(peth1) entering disabled state
xenbr0: port 1(vif0.0) entering disabled state
----------- [cut here ] --------- [please bite here ] ---------
Kernel BUG at mm/rmap.c:486
invalid operand: 0000 [1]
CPU 0
Modules linked in: ipt_physdev iptable_filter ip_tables thermal
processor fan button battery ac
Pid: 10314, comm: xenstored Not tainted 2.6.15-xen0 #1
RIP: e030:[<ffffffff801690c6>]
<ffffffff801690c6>{page_remove_rmap+22}
RSP: e02b:ffff88000dd25bc8 EFLAGS: 00010286
RAX: 00000000ffffffff RBX: 00002aaaaaac1000 RCX: 0000000000000021
RDX: 0000000000000000 RSI: ffffffff805d5820 RDI: ffff880001000738
RBP: ffff88000dd25bc8 R08: 0000000000000021 R09: 0000000000010200
R10: 0000000000007ff0 R11: 0000000000000000 R12: ffff88000ec9d608
R13: ffff880001000738 R14: 0000000000000000 R15: ffff88000dd25c98
FS: 0000000000000000(0000) GS:ffffffff80633800(0000)
knlGS:0000000000000000
CS: e033 DS: 0000 ES: 0000
Process xenstored (pid: 10314, threadinfo ffff88000dd24000, task
ffff880007079180)
Stack: ffff88000dd25cc8 ffffffff8015fa7f 00002aaaaaac1fff
00002aaaaaac1fff
00002aaaaaac1fff 8000000002821067 ffffffff00000000
ffff880006074b00
00002aaaaaac2000 ffff88000ec<ffffffff80164d12>{exit_mmap+98}
<ffffffff8012daf3>{mmput+35} <ffffffff801312ac>{exit_mm+204}
<ffffffff80132e59>{do_exit+505}
<ffffffff80139ba2>{recalc_sigpending+18}
<ffffffff8013aef8>{__dequeue_signal+488}
<ffffffff801338bd>{do_group_exit+205}
<ffffffff8013cf37>{get_signal_to_deliver+1447}
<ffffffff8011020d>{do_signal+125}
<ffffffff80186518>{sys_select+1064}
<ffffffff80110e85>{sysret_signal+39}
<ffffffff801108af>{do_notify_resume+47} <ffffffff801md: stopping
all md devices.
md: md0 switched to read-only mode.
Restarting system.
.
(XEN) Domain 0 shutdown: rebooting machine.
--
Regards,
David F Barrera
Linux Technology Center
Systems and Technology Group, IBM
"The wisest men follow their own direction. "
Euripides
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Puthiyaparambil, Aravindh
2006-Feb-03 20:45 UTC
RE: [Xen-devel] Kernel BUG at mm/rmap.c:486
I am also seeing this on x86_64 machines.
Aravindh
xenbr0: port 2(peth0) entering disabled state
xenbr0: port 1(vif0.0) entering disabled state
----------- [cut here ] --------- [please bite here ] ---------
Kernel BUG at mm/rmap.c:486
invalid operand: 0000 [1]
CPU 0
Modules linked in: ipt_physdev iptable_filter ip_tables thermal
processor fan button battery ac dm_snapshot dm_mod
Pid: 3548, comm: xenstored Not tainted 2.6.15-xen0 #1
RIP: e030:[<ffffffff801690c6>]
<ffffffff801690c6>{page_remove_rmap+22}
RSP: e02b:ffff880013c01bc8 EFLAGS: 00010286
RAX: 00000000ffffffff RBX: 00002aaaaaac1000 RCX: 000000000001fce4
RDX: 0000000000000000 RSI: ffffffff805b1f20 RDI: ffff8800016f51e0
RBP: ffff880013c01bc8 R08: 000000000001fce4 R09: 0000000000020800
R10: 0000000000007ff0 R11: 0000000000000000 R12: ffff8800171ec608
R13: ffff8800016f51e0 R14: 0000000000000000 R15: ffff880013c01c98
FS: 0000000000000000(0000) GS:ffffffff8060f800(0000)
knlGS:0000000000000000
CS: e033 DS: 0000 ES: 0000
Process xenstored (pid: 3548, threadinfo ffff880013c00000, task
ffff880016ccc240)
Stack: ffff880013c01cc8 ffffffff8015fa7f 00002aaaaaac1fff
00002aaaaaac1fff
00002aaaaaac1fff 80000000bf11b067 ffffffff00000000
ffff88001682da80
00002aaaaaac2000 ffff8800171edaa8
Call Trace:<ffffffff8015fa7f>{unmap_vmas+1807}
<ffffffff80164d12>{exit_mmap+98}
<ffffffff8012daf3>{mmput+35} <ffffffff801312ac>{exit_mm+204}
<ffffffff80132e59>{do_exit+505}
<ffffffff80139ba2>{recalc_sigpending+18}
<ffffffff8013aef8>{__dequeue_signal+488}
<ffffffff801338bd>{do_group_exit+205}
<ffffffff8013cf37>{get_signal_to_deliver+1447}
<ffffffff8011020d>{do_signal+125}
<ffffffff80186518>{sys_select+1064}
<ffffffff80110e85>{sysret_signal+39}
<ffffffff801108af>{do_notify_resume+47}
<ffffffff80111121>{ptregscall_common+61}
Code: 0f 0b 68 b1 99 47 80 c2 e6 01 48 c7 c6 ff ff ff ff bf 20 00
RIP <ffffffff801690c6>{page_remove_rmap+22} RSP <ffff880013c01bc8>
<1>Fixing recursive fault but reboot is needed!
md: stopping all md devices.
md: md0 switched to read-only mode.
Synchronizing SCSI cache for disk sdb:
Synchronizing SCSI cache for disk sda:
Restarting system.
.
(XEN) Domain 0 shutdown: rebooting machine.
_______________________________________________
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Xen-devel@lists.xensource.com
http://lists.xensource.com/xen-devel
http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=513 On Fri, 2006-02-03 at 15:45 -0500, Puthiyaparambil, Aravindh wrote:> I am also seeing this on x86_64 machines. > > Aravindh > > xenbr0: port 2(peth0) entering disabled state > xenbr0: port 1(vif0.0) entering disabled state > ----------- [cut here ] --------- [please bite here ] --------- > Kernel BUG at mm/rmap.c:486 > invalid operand: 0000 [1] > CPU 0 > Modules linked in: ipt_physdev iptable_filter ip_tables thermal > processor fan button battery ac dm_snapshot dm_mod > Pid: 3548, comm: xenstored Not tainted 2.6.15-xen0 #1 > RIP: e030:[<ffffffff801690c6>] <ffffffff801690c6>{page_remove_rmap+22} > RSP: e02b:ffff880013c01bc8 EFLAGS: 00010286 > RAX: 00000000ffffffff RBX: 00002aaaaaac1000 RCX: 000000000001fce4 > RDX: 0000000000000000 RSI: ffffffff805b1f20 RDI: ffff8800016f51e0 > RBP: ffff880013c01bc8 R08: 000000000001fce4 R09: 0000000000020800 > R10: 0000000000007ff0 R11: 0000000000000000 R12: ffff8800171ec608 > R13: ffff8800016f51e0 R14: 0000000000000000 R15: ffff880013c01c98 > FS: 0000000000000000(0000) GS:ffffffff8060f800(0000) > knlGS:0000000000000000 > CS: e033 DS: 0000 ES: 0000 > Process xenstored (pid: 3548, threadinfo ffff880013c00000, task > ffff880016ccc240) > Stack: ffff880013c01cc8 ffffffff8015fa7f 00002aaaaaac1fff > 00002aaaaaac1fff > 00002aaaaaac1fff 80000000bf11b067 ffffffff00000000 > ffff88001682da80 > 00002aaaaaac2000 ffff8800171edaa8 > Call Trace:<ffffffff8015fa7f>{unmap_vmas+1807} > <ffffffff80164d12>{exit_mmap+98} > <ffffffff8012daf3>{mmput+35} <ffffffff801312ac>{exit_mm+204} > <ffffffff80132e59>{do_exit+505} > <ffffffff80139ba2>{recalc_sigpending+18} > <ffffffff8013aef8>{__dequeue_signal+488} > <ffffffff801338bd>{do_group_exit+205} > <ffffffff8013cf37>{get_signal_to_deliver+1447} > <ffffffff8011020d>{do_signal+125} > <ffffffff80186518>{sys_select+1064} > <ffffffff80110e85>{sysret_signal+39} > <ffffffff801108af>{do_notify_resume+47} > <ffffffff80111121>{ptregscall_common+61} > > > Code: 0f 0b 68 b1 99 47 80 c2 e6 01 48 c7 c6 ff ff ff ff bf 20 00 > RIP <ffffffff801690c6>{page_remove_rmap+22} RSP <ffff880013c01bc8> > <1>Fixing recursive fault but reboot is needed! > md: stopping all md devices. > md: md0 switched to read-only mode. > Synchronizing SCSI cache for disk sdb: > Synchronizing SCSI cache for disk sda: > Restarting system. > . > (XEN) Domain 0 shutdown: rebooting machine. > > _______________________________________________ > Xen-devel mailing list > Xen-devel@lists.xensource.com > http://lists.xensource.com/xen-devel >-- Regards, David F Barrera Linux Technology Center Systems and Technology Group, IBM "The wisest men follow their own direction. " Euripides _______________________________________________ Xen-devel mailing list Xen-devel@lists.xensource.com http://lists.xensource.com/xen-devel