http://defect.opensolaris.org/bz/show_bug.cgi?id=2095

           Summary: tests/functional/atime/atime_002_neg panics
    Classification: Development
           Product: zfs-crypto
           Version: unspecified
          Platform: Other
        OS/Version: Solaris
            Status: NEW
          Severity: major
          Priority: P2
         Component: other
        AssignedTo: darrenm at opensolaris.org
        ReportedBy: hua.tang at sun.com
         QAContact: hua.tang at sun.com
                CC: zfs-crypto-discuss at opensolaris.org
   Estimated Hours: 0.0


May 30 01:11:26 stinger4p-2 zfs: WARNING: zio_encrypt_data crypto_decrypt: c    
NOTICE: zio_read_decrypt: called with crypt = 0 on objset = 0

panic[cpu2]/thread=ffffff000feb6c80: assertion failed: dn->dn_nlevels < 32,
file: ../../common/fs/zfs/dmu_traverse.c, line: 581

ffffff000feb6840 genunix:assfail+7e ()
ffffff000feb68e0 zfs:traverse_segment+4a1 ()
ffffff000feb6930 zfs:traverse_more+74 ()
ffffff000feb6990 zfs:traverse_dsl_dataset+67 ()
ffffff000feb6a40 zfs:dsl_dataset_rollback_sync+140 ()
ffffff000feb6a90 zfs:dsl_sync_task_group_sync+fc ()
ffffff000feb6b00 zfs:dsl_pool_sync+fc ()
ffffff000feb6bb0 zfs:spa_sync+218 ()
ffffff000feb6c60 zfs:txg_sync_thread+2b0 ()
ffffff000feb6c70 unix:thread_start+8 ()


After booting up, there was another panic:
OTICE: zio_read_ig: *N                                                          
with crypt = 0 pn objset = 0led                                                 
anic[cpu2]/thread=ffffff02e5f8d3c0: assertion failed: dn->dn_nlevels > level
(0x0 > 0x0), file: ../../common/fs/zfs/dbuf.c, line: 1567

ffffff0010d2d300 genunix:assfail3+b9 ()                                         
ffffff0010d2d3a0 zfs:dbuf_hold_impl+33a ()                                      
ffffff0010d2d3e0 zfs:dbuf_hold+2b ()                                            
ffffff0010d2d470 zfs:dnode_hold_impl+bd ()                                      
ffffff0010d2d4a0 zfs:dnode_hold+2b ()                                           
ffffff0010d2d520 zfs:dmu_buf_hold+45 ()                                         
ffffff0010d2d5f0 zfs:zap_lockdir+60 ()                                          
ffffff0010d2d690 zfs:zap_lookup_norm+56 ()                                      
ffffff0010d2d6f0 zfs:zap_lookup+2d ()                                           
ffffff0010d2d760 zfs:dsl_pool_open+94 ()                                        
ffffff0010d2d820 zfs:spa_load+574 ()                                            
ffffff0010d2d890 zfs:spa_open_common+cc ()                                      
ffffff0010d2d8c0 zfs:spa_open+1c ()                                             
ffffff0010d2da70 zfs:dsl_dir_open_spa+ae ()                                     
ffffff0010d2db10 zfs:dsl_dataset_open_spa+4c ()
ffffff0010d2db40 zfs:dsl_dataset_open+33 ()
ffffff0010d2dbb0 zfs:dmu_objset_open+57 ()
ffffff0010d2dbe0 zfs:zfs_os_open_retry+2f ()
ffffff0010d2dc20 zfs:zfs_ioc_objset_stats+24 ()
ffffff0010d2dca0 zfs:zfsdev_ioctl+162 ()
ffffff0010d2dce0 genunix:cdev_ioctl+48 ()
ffffff0010d2dd20 specfs:spec_ioctl+86 ()
ffffff0010d2dda0 genunix:fop_ioctl+7b ()
ffffff0010d2deb0 genunix:ioctl+174 ()
ffffff0010d2df00 unix:brand_sys_syscall32+292 ()

Rebooted from failsafe, removed /a/etc/zfs/zpool.cache, the second panic
disappeared.

Test machine: stinger4p-2.west
Core files: /core/*.2

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