Bug#590327: linux-image-2.6.32-5-amd64: Unbalanced enable for IRQ 19
On Fri, Jul 29, 2011 at 05:18:48PM +0200, Moritz Mühlenhoff wrote:
> Does this still occur with current kernels?
Yes. Here's a warning from kernel version 3.0.0-1:
[ 1.984004] ------------[ cut here ]------------
[ 1.984009] WARNING: at /build/buildd-linux-2.6_3.0.0-1-i386-ML66CU/linux-2.6-3.0.0/debian/build/source_i386_none/kernel/irq/manage.c:421 enable_irq+0x50/0x69()
[ 1.984011] Hardware name: EP45T-EXTREME
[ 1.984012] Unbalanced enable for IRQ 19
[ 1.984013] Modules linked in: uhci_hcd ahci libahci firewire_ohci(+) libata firewire_core e1000(+) sym53c8xx(+) scsi_transport_spi crc_itu_t ehci_hcd it8213(+) ide_core igb dca scsi_mod r8169 mii usbcore
[ 1.984020] Pid: 153, comm: modprobe Not tainted 3.0.0-1-amd64 #1
[ 1.984021] Call Trace:
[ 1.984025] [<ffffffff8104643d>] ? warn_slowpath_common+0x78/0x8c
[ 1.984027] [<ffffffff810464f2>] ? warn_slowpath_fmt+0x45/0x4a
[ 1.984030] [<ffffffff81331f44>] ? _raw_spin_lock_irqsave+0x9/0x25
[ 1.984032] [<ffffffff81092ba5>] ? enable_irq+0x50/0x69
[ 1.984037] [<ffffffffa011ab6e>] ? ide_probe_port+0x561/0x57f [ide_core]
[ 1.984040] [<ffffffffa011ae60>] ? ide_host_register+0x275/0x5f8 [ide_core]
[ 1.984044] [<ffffffffa011f075>] ? ide_pci_init_two+0x5b7/0x67e [ide_core]
[ 1.984047] [<ffffffff810bb3bf>] ? get_page_from_freelist+0x441/0x6b8
[ 1.984051] [<ffffffff811a1b72>] ? idr_get_empty_slot+0x166/0x258
[ 1.984052] [<ffffffff811a1b72>] ? idr_get_empty_slot+0x166/0x258
[ 1.984055] [<ffffffff8102d714>] ? lookup_address+0xa4/0x126
[ 1.984057] [<ffffffff811a1d58>] ? ida_get_new_above+0xf4/0x196
[ 1.984059] [<ffffffff8114f436>] ? sysfs_find_dirent+0x2f/0x44
[ 1.984061] [<ffffffff8114f34b>] ? sysfs_addrm_finish+0x29/0xb6
[ 1.984064] [<ffffffff811bc51b>] ? local_pci_probe+0x3c/0x6e
[ 1.984066] [<ffffffff811bcad9>] ? pci_device_probe+0xc7/0xf6
[ 1.984068] [<ffffffff812466b6>] ? driver_sysfs_add+0x66/0x8d
[ 1.984070] [<ffffffff81246953>] ? driver_probe_device+0xb2/0x142
[ 1.984072] [<ffffffff81246a32>] ? __driver_attach+0x4f/0x6f
[ 1.984073] [<ffffffff812469e3>] ? driver_probe_device+0x142/0x142
[ 1.984075] [<ffffffff81245c3e>] ? bus_for_each_dev+0x47/0x72
[ 1.984077] [<ffffffff812462c5>] ? bus_add_driver+0xa2/0x1f2
[ 1.984079] [<ffffffffa007b000>] ? 0xffffffffa007afff
[ 1.984081] [<ffffffff81246ecc>] ? driver_register+0x8d/0xf5
[ 1.984082] [<ffffffffa007b000>] ? 0xffffffffa007afff
[ 1.984084] [<ffffffff811bcd27>] ? __pci_register_driver+0x50/0xbb
[ 1.984086] [<ffffffffa007b000>] ? 0xffffffffa007afff
[ 1.984088] [<ffffffff81002172>] ? do_one_initcall+0x78/0x132
[ 1.984090] [<ffffffff8107623e>] ? sys_init_module+0xbc/0x245
[ 1.984093] [<ffffffff813389a3>] ? ia32_do_call+0x13/0x13
[ 1.984094] ---[ end trace 16c684a85fa7fcc2 ]---
--
Jan
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