Messages in this thread | | | Subject | Re: 2.6.26.6-rt11: BUGs (sleeping function called from invalid context) | From | Fernando Lopez-Lezcano <> | Date | Mon, 19 Jan 2009 12:36:04 -0800 |
| |
On Fri, 2009-01-16 at 19:37 -0500, Steven Rostedt wrote: > On Fri, 16 Jan 2009, Fernando Lopez-Lezcano wrote: > > > On Fri, 2009-01-16 at 15:49 -0500, Steven Rostedt wrote: > > > On Fri, 16 Jan 2009, Fernando Lopez-Lezcano wrote: > > > > > > > On Fri, 2008-11-07 at 14:01 -0500, Steven Rostedt wrote: > > > > > Peter, I think we've seen this before. It is the highmem code sleeping. > > > > > > > > > > On Fri, 7 Nov 2008, Fernando Lopez-Lezcano wrote: > > > > > > > > > > > Three BUGs while booting 2.6.26.7 + rt11 (same hardware: no problems > > > > > > with 2.6.24.7-rt21): > > > > > > > > > > > > Nov 7 10:31:19 host kernel: BUG: sleeping function called from invalid > > > > > > context IRQ-22(540) at arch/x86/mm/highmem_32.c:8 > > > > > > Nov 7 10:31:19 host kernel: in_atomic():0 [00000000], irqs_disabled():1 > > > > > > Nov 7 10:31:19 host kernel: Pid: 540, comm: IRQ-22 Not tainted > > > > > > 2.6.26.7-1.rt11.1fc9.ccrma.i686.rt #1 > > > > > > Nov 7 10:31:19 host kernel: [<c041ff88>] __might_sleep+0xe8/0xed > > > > > > Nov 7 10:31:19 host kernel: [<c041cd55>] kmap+0x42/0x55 > > > > > > > > > > As here. > > > > > > > > Still happening in 2.6.26.8-rt13... > > > > > > Could you try this patch and see if it fixes your issue. > > > > That particular BUG seems to be gone, so far with no side effects (no > > hard disk explosions or anything like that, hopefully). Thanks!!! > > Great to hear!
Hmmm, it is not happening on my laptop but on different hardware I see this:
Uniform CD-ROM driver Revision: 3.20 sr 2:0:0:0: Attached scsi CD-ROM sr0 BUG: sleeping function called from invalid context IRQ-14(959) at arch/x86/mm/highmem_32.c:8 in_atomic():0 [00000000], irqs_disabled():1 Pid: 959, comm: IRQ-14 Not tainted 2.6.26.8-1.rt13.2.fc9.ccrma.i686.rt #1 [<c041ff73>] __might_sleep+0xe8/0xed [<c041cd55>] kmap+0x42/0x55 [<c0504830>] sg_copy_buffer+0xa6/0x16c [<c0504903>] sg_copy_to_buffer+0xd/0xf [<f88cd46f>] atapi_qc_complete+0x25c/0x2b6 [libata] [<f88c75e5>] __ata_qc_complete+0x8e/0x93 [libata] [<f88c8241>] ata_qc_complete+0x197/0x19d [libata] [<f88d3a01>] ata_hsm_qc_complete+0x9b/0xb3 [libata] [<f88d401b>] ata_sff_hsm_move+0x602/0x64e [libata] [<c04248d4>] ? hrtick_set+0x80/0xe5 [<c0643921>] ? __rt_spin_lock+0x24/0x61 [<f88d42c6>] ata_sff_interrupt+0x153/0x1eb [libata] [<c0460fbc>] handle_IRQ_event+0x49/0xe6 [<c046141b>] do_irqd+0x12b/0x229 [<c04612f0>] ? do_irqd+0x0/0x229 [<c043b073>] kthread+0x3b/0x61 [<c043b038>] ? kthread+0x0/0x61 [<c040581f>] kernel_thread_helper+0x7/0x10 ======================= ata6: SATA link down (SStatus 0 SControl 310) ACPI: PCI Interrupt Link [APC3] enabled at IRQ 18 ACPI: PCI Interrupt 0000:02:0e.0[A] -> Link [APC3] -> GSI 18 (level, low) -> IRQ 18 ohci1394: fw-host0: OHCI-1394 1.1 (PCI): IRQ=[18] MMIO=[f5118000-f51187ff] Max Packet=[4096] IR/IT contexts=[ 4/8]
-- Fernando
| |