While running some usual tests on mmc-next, I came across this warning.. [ 1.379608] ------------[ cut here ]------------ [ 1.384552] WARNING: at /home/svenkatr/views/linux-2.6/kernel/lockdep.c:2980 sysfs_add_file_mode+0x84/0xe8() [ 1.394927] Modules linked in: [ 1.398223] [<c001b364>] (unwind_backtrace+0x0/0xf0) from [<c0052c20>] (warn_slowpath_common+0x4c/0x64) [ 1.408142] [<c0052c20>] (warn_slowpath_common+0x4c/0x64) from [<c0052c54>] (warn_slowpath_null+0x1c/0x24) [ 1.418334] [<c0052c54>] (warn_slowpath_null+0x1c/0x24) from [<c016366c>] (sysfs_add_file_mode+0x84/0xe8) [ 1.428466] [<c016366c>] (sysfs_add_file_mode+0x84/0xe8) from [<c037274c>] (mmc_add_disk+0xb4/0x100) [ 1.438110] [<c037274c>] (mmc_add_disk+0xb4/0x100) from [<c0372dc8>] (mmc_blk_probe+0x27c/0x2c8) [ 1.447418] [<c0372dc8>] (mmc_blk_probe+0x27c/0x2c8) from [<c0367478>] (mmc_bus_probe+0x18/0x1c) [ 1.456756] [<c0367478>] (mmc_bus_probe+0x18/0x1c) from [<c02b0df8>] (driver_probe_device+0x98/0x1a0) [ 1.466491] [<c02b0df8>] (driver_probe_device+0x98/0x1a0) from [<c02afc10>] (bus_for_each_drv+0x5c/0x88) [ 1.476531] [<c02afc10>] (bus_for_each_drv+0x5c/0x88) from [<c02b0c90>] (device_attach+0x98/0xbc) [ 1.485900] [<c02b0c90>] (device_attach+0x98/0xbc) from [<c02b0530>] (bus_probe_device+0x24/0x44) [ 1.495269] [<c02b0530>] (bus_probe_device+0x24/0x44) from [<c02aec68>] (device_add+0x4f4/0x5c4) [ 1.504547] [<c02aec68>] (device_add+0x4f4/0x5c4) from [<c03677b4>] (mmc_add_card+0xb8/0x1ac) [ 1.513549] [<c03677b4>] (mmc_add_card+0xb8/0x1ac) from [<c0369658>] (mmc_attach_mmc+0xdc/0x1d0) [ 1.522857] [<c0369658>] (mmc_attach_mmc+0xdc/0x1d0) from [<c0366fbc>] (mmc_rescan+0x230/0x45c) [ 1.532043] [<c0366fbc>] (mmc_rescan+0x230/0x45c) from [<c006b904>] (process_one_work+0x18c/0x4e4) [ 1.541534] [<c006b904>] (process_one_work+0x18c/0x4e4) from [<c006e41c>] (worker_thread+0x174/0x378) [ 1.551269] [<c006e41c>] (worker_thread+0x174/0x378) from [<c0072e50>] (kthread+0x8c/0x94) [ 1.560028] [<c0072e50>] (kthread+0x8c/0x94) from [<c0014cb8>] (kernel_thread_exit+0x0/0x8) [ 1.568847] ---[ end trace 668d8a1c4404b72e ]--- The problem seems to be introduced by this commit b289263f7b313dc8e3ef4eb7f77694585fe556ca. I haven't had the time to look into this, hoping someone else can.. Best regards, Venkat. -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html