Aneesh Kumar K.V writes: > The patch aneesh-9-fix-lockdeep-recursive-locking-warning > should add the key in .data. Do you have a stack trace ? [ 31.068245] kjournald2 starting. Commit interval 5 seconds [ 31.139463] EXT4 FS on hdb, internal journal on hdb:8 [ 31.201526] EXT4-fs: delayed allocation enabled [ 31.253465] EXT4-fs: file extents enabled [ 31.305491] BUG: key ca85b5a8 not in .data! [ 31.357287] ------------[ cut here ]------------ [ 31.409201] WARNING: at kernel/lockdep.c:2499 __init_rwsem+0x21/0x47() [ 31.481599] Modules linked in: ext4 jbd2 crc16 video output ac battery dm_snapshot dm_mirror dm_region_hash dm_log dm_mod loop serio_raw pcspkr psmouse i2c_piix4 i2c_core parport_pc parport button evdev ext3 jbd mbcache ide_cd_mod cdrom ide_gd_mod ata_generic ata_piix libata scsi_mod ide_pci_generic floppy 8139too piix 8139cp mii ide_core thermal processor fan thermal_sys [ 31.873748] Pid: 2032, comm: mount Not tainted 2.6.28-rc3-ext4-patch-queue #1 [ 31.966325] Call Trace: [ 31.987733] [<c01299dd>] warn_on_slowpath+0x40/0x61 [ 32.049842] [<c0129fcd>] release_console_sem+0x19f/0x1cc [ 32.111988] [<c012a48c>] vprintk+0x2dd/0x309 [ 32.163924] [<c0188209>] cache_alloc_refill+0x19f/0x450 [ 32.226049] [<c02d9179>] printk+0xe/0x15 [ 32.277932] [<c0145353>] lockdep_init_map+0x8d/0x420 [ 32.340000] [<c0146bea>] debug_check_no_locks_freed+0x110/0x123 [ 32.412332] [<c0146aab>] trace_hardirqs_on_caller+0xed/0x114 [ 32.474575] [<c020194e>] __init_rwsem+0x21/0x47 [ 32.536589] [<ca84807b>] ext4_mb_add_groupinfo+0x117/0x146 [ext4] [ 32.609828] [<ca8482b4>] ext4_mb_init+0x20a/0x60e [ext4] [ 32.671977] [<ca83ab2a>] ext4_fill_super+0x19d6/0x1f47 [ext4] [ 32.744330] [<c0118c76>] pvclock_clocksource_read+0x48/0xa7 [ 32.806561] [<c0202cc3>] snprintf+0x16/0x18 [ 32.858464] [<c01c25f7>] disk_name+0x1f/0x5b [ 32.910343] [<c018d44f>] get_sb_bdev+0xeb/0x12c [ 32.962300] [<c0146aab>] trace_hardirqs_on_caller+0xed/0x114 [ 33.034576] [<ca8376d9>] ext4_get_sb+0x12/0x16 [ext4] [ 33.096667] [<ca839154>] ext4_fill_super+0x0/0x1f47 [ext4] [ 33.158809] [<c018d11c>] vfs_kern_mount+0x81/0xf3 [ 33.220857] [<c018d1cc>] do_kern_mount+0x2f/0xb4 [ 33.272860] [<c019e2cf>] do_mount+0x63f/0x67a [ 33.324749] [<c018802b>] kmem_cache_alloc+0x85/0xc4 [ 33.386752] [<c019e379>] sys_mount+0x6f/0xaa [ 33.438659] [<c0103ac6>] syscall_call+0x7/0xb [ 33.490525] ---[ end trace 4cec533a62581305 ]--- [ 33.546858] EXT4-fs: mballoc enabled [ 33.588549] EXT4-fs: mounted filesystem with ordered data mode. > Can you find out which lock the lockdep is warning about I suppose this is related with the key: [ 31.305491] BUG: key ca85b5a8 not in .data! Could you explain more? -- solofo -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
