Description of problem: Ran 'yum update' - part of the new packages included the latest kernel 3.10.6: Install kernel-3.10.6-200.fc19.x86_64 @updates Rebooted machine - up popped alert. (Based on backtrace info, I am going to install the latest BIOS image (A17) for this machine. Additional info: reporter: libreport-2.1.6 WARNING: at drivers/iommu/intel_irq_remapping.c:533 intel_irq_remapping_supported+0x35/0x78() This system BIOS has enabled interrupt remapping on a chipset that contains an erratum making that feature unstable. To maintain system stability interrupt remapping is being disabled. Please contact your BIOS vendor for an update Modules linked in: CPU: 0 PID: 1 Comm: swapper/0 Not tainted 3.10.6-200.fc19.x86_64 #1 Hardware name: Dell Inc. Precision WorkStation T3500 /09KPNV, BIOS A16 07/06/2012 000000000000000b ffff8803060b7d88 ffffffff81638f6b ffff8803060b7dc0 ffffffff8105c211 0000000000000000 0000000000000246 00000000ffffffff 0000000000000080 0000000000000000 ffff8803060b7e20 ffffffff8105c2c4 Call Trace: [<ffffffff81638f6b>] dump_stack+0x19/0x1b [<ffffffff8105c211>] warn_slowpath_common+0x61/0x80 [<ffffffff8105c2c4>] warn_slowpath_fmt_taint+0x44/0x50 [<ffffffff81036ff0>] ? ioapic_read_entry+0x40/0x50 [<ffffffff81d5a0f5>] intel_irq_remapping_supported+0x35/0x78 [<ffffffff81512d6b>] irq_remapping_supported+0x2b/0x30 [<ffffffff81d1d23c>] enable_IR+0xa/0x60 [<ffffffff81d1d491>] enable_IR_x2apic+0x8d/0x13f [<ffffffff81d1f2a6>] default_setup_apic_routing+0x11/0x69 [<ffffffff81d1b1b0>] native_smp_prepare_cpus+0x2c0/0x3c2 [<ffffffff81d0afa2>] kernel_init_freeable+0xba/0x1fa [<ffffffff81623110>] ? rest_init+0x80/0x80 [<ffffffff8162311e>] kernel_init+0xe/0x190 [<ffffffff816474ac>] ret_from_fork+0x7c/0xb0 [<ffffffff81623110>] ? rest_init+0x80/0x80
Created attachment 787341 [details] File: dmesg
Different vendor, same problem: ------------[ cut here ]------------ WARNING: at drivers/iommu/intel_irq_remapping.c:533 intel_irq_remapping_supported+0x35/0x78() This system BIOS has enabled interrupt remapping on a chipset that contains an erratum making that feature unstable. To maintain system stability interrupt remapping is being disabled. Please contact your BIOS vendor for an update Modules linked in: CPU: 0 PID: 1 Comm: swapper/0 Not tainted 3.10.7-200.fc19.x86_64 #1 Hardware name: Hewlett-Packard HP Z800 Workstation/0AECh, BIOS 786G5 v03.54 11/02/2011 000000000000000b ffff880111687d88 ffffffff816390fb ffff880111687dc0 ffffffff8105c211 0000000000000000 0000000000000246 00000000ffffffff 0000000000000080 0000000000000000 ffff880111687e20 ffffffff8105c2c4 Call Trace: [<ffffffff816390fb>] dump_stack+0x19/0x1b [<ffffffff8105c211>] warn_slowpath_common+0x61/0x80 [<ffffffff8105c2c4>] warn_slowpath_fmt_taint+0x44/0x50 [<ffffffff81036ff0>] ? ioapic_read_entry+0x40/0x50 [<ffffffff81d5a0f5>] intel_irq_remapping_supported+0x35/0x78 [<ffffffff81512efb>] irq_remapping_supported+0x2b/0x30 [<ffffffff81d1d23c>] enable_IR+0xa/0x60 [<ffffffff81d1d491>] enable_IR_x2apic+0x8d/0x13f [<ffffffff81d1f2a6>] default_setup_apic_routing+0x11/0x69 [<ffffffff81d1b1b0>] native_smp_prepare_cpus+0x2c0/0x3c2 [<ffffffff81d0afa2>] kernel_init_freeable+0xba/0x1fa [<ffffffff816232a0>] ? rest_init+0x80/0x80 [<ffffffff816232ae>] kernel_init+0xe/0x190 [<ffffffff8164766c>] ret_from_fork+0x7c/0xb0 [<ffffffff816232a0>] ? rest_init+0x80/0x80 ---[ end trace 445f4361d713967b ]---
*** This bug has been marked as a duplicate of bug 982153 ***