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Date: Mon, 7 Jul 2008 20:55:29 +0200 From: Pavel Machek <pavel@...e.cz> To: kernel list <linux-kernel@...r.kernel.org>, "Rafael J. Wysocki" <rjw@...k.pl>, drzeus-mmc@...eus.cx Subject: mmc vs. suspend: WARNING: drivers/base/power/main.c:77 device_pm_add Hi! I got this while suspending with mmc card inserted. 2.6.26-rc8. rt DPO or FUA Jul 7 20:29:08 amd kernel: sd 0:0:0:0: [sda] 117210240 512-byte hardware sectors (60012 MB) Jul 7 20:29:08 amd kernel: sd 0:0:0:0: [sda] Write Protect is off Jul 7 20:29:08 amd kernel: sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA Jul 7 20:29:08 amd kernel: mmc0: new MMC card at address 0001 Jul 7 20:29:08 amd kernel: mmc mmc0:0001: parent mmc0 is sleeping Jul 7 20:29:08 amd kernel: ------------[ cut here ]------------ Jul 7 20:29:08 amd kernel: WARNING: at /data/l/linux/drivers/base/power/main.c:77 device_pm_add+0x60/0xd0() Jul 7 20:29:08 amd kernel: Modules linked in: Jul 7 20:29:08 amd kernel: Pid: 292, comm: kmmcd Not tainted 2.6.26-rc8 #312 Jul 7 20:29:08 amd kernel: [<c022910f>] warn_on_slowpath+0x5f/0x90 Jul 7 20:29:08 amd kernel: [<c0730c4a>] _spin_lock_irqsave+0x3a/0x50 Jul 7 20:29:08 amd kernel: [<c02405a1>] up+0x11/0x40 Jul 7 20:29:08 amd kernel: [<c0229a7e>] release_console_sem+0x19e/0x1d0 Jul 7 20:29:08 amd kernel: [<c02bcff5>] sysfs_addrm_finish+0x15/0x1e0 Jul 7 20:29:08 amd kernel: [<c02bca20>] sysfs_ilookup_test+0x0/0x10 Jul 7 20:29:08 amd kernel: [<c072f64d>] mutex_lock_nested+0x13d/0x1f0 Jul 7 20:29:08 amd kernel: [<c04262b3>] device_pm_add+0x13/0xd0 Jul 7 20:29:08 amd kernel: [<c04262b3>] device_pm_add+0x13/0xd0 Jul 7 20:29:08 amd kernel: [<c022a08b>] printk+0x1b/0x20 Jul 7 20:29:08 amd kernel: [<c0426300>] device_pm_add+0x60/0xd0 Jul 7 20:29:08 amd kernel: [<c0421528>] device_add+0x388/0x500 Jul 7 20:29:08 amd kernel: [<c059a191>] mmc_add_card+0xa1/0x120 Jul 7 20:29:08 amd kernel: [<c059aa3e>] mmc_attach_mmc+0x1ce/0x840 Jul 7 20:29:08 amd kernel: [<c0599dd0>] mmc_rescan+0x0/0x180 Jul 7 20:29:08 amd kernel: [<c0599f35>] mmc_rescan+0x165/0x180 Jul 7 20:29:08 amd kernel: [<c02390d1>] run_workqueue+0x121/0x1d0 Jul 7 20:29:08 amd kernel: [<c023907d>] run_workqueue+0xcd/0x1d0 Jul 7 20:29:08 amd kernel: [<c0239a30>] worker_thread+0x0/0xf0 Jul 7 20:29:08 amd kernel: [<c0239acc>] worker_thread+0x9c/0xf0 Jul 7 20:29:08 amd kernel: [<c023c6f0>] autoremove_wake_function+0x0/0x50 Jul 7 20:29:08 amd kernel: [<c0239a30>] worker_thread+0x0/0xf0 Jul 7 20:29:08 amd kernel: [<c023c3f2>] kthread+0x42/0x70 Jul 7 20:29:08 amd kernel: [<c023c3b0>] kthread+0x0/0x70 Jul 7 20:29:08 amd kernel: [<c02047ab>] kernel_thread_helper+0x7/0x1c Jul 7 20:29:08 amd kernel: ======================= Jul 7 20:29:08 amd kernel: ---[ end trace 24bbd6dd8cd33b0a ]--- Jul 7 20:29:08 amd kernel: mmcblk0: mmc0:0001 MMC 1019392KiB Jul 7 20:29:08 amd kernel: mmcblk0: p1 Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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