audit: type=1400 audit(1551556047.142:6550): avc: denied { map } for pid=10928 comm="syz-executor.1" path="socket:[87144]" dev="sockfs" ino=87144 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=packet_socket permissive=1 ====================================================== WARNING: possible circular locking dependency detected 5.0.0-rc8+ #2 Not tainted ------------------------------------------------------ kworker/1:4/8192 is trying to acquire lock: 000000009a44ad01 (&sb->s_type->i_mutex_key#9){++++}, at: inode_lock include/linux/fs.h:757 [inline] 000000009a44ad01 (&sb->s_type->i_mutex_key#9){++++}, at: __generic_file_fsync+0xb5/0x200 fs/libfs.c:981 kobject: 'loop4' (0000000097c4ea90): kobject_uevent_env but task is already holding lock: 00000000eac7a6a0 ((work_completion)(&dio->complete_work)){+.+.}, at: process_one_work+0x8b4/0x1790 kernel/workqueue.c:2148 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #2 ((work_completion)(&dio->complete_work)){+.+.}: process_one_work+0x90f/0x1790 kernel/workqueue.c:2149 worker_thread+0x98/0xe40 kernel/workqueue.c:2319 kobject: 'loop4' (0000000097c4ea90): fill_kobj_path: path = '/devices/virtual/block/loop4' kthread+0x357/0x430 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352 -> #1 ((wq_completion)"dio/%s"sb->s_id){+.+.}: flush_workqueue+0x126/0x14c0 kernel/workqueue.c:2678 drain_workqueue+0x1b4/0x470 kernel/workqueue.c:2843 destroy_workqueue+0x21/0x6f0 kernel/workqueue.c:4178 __alloc_workqueue_key+0xbe9/0xe00 kernel/workqueue.c:4161 sb_init_dio_done_wq+0x39/0x90 fs/direct-io.c:623 do_blockdev_direct_IO+0x2a3e/0x8db0 fs/direct-io.c:1286 __blockdev_direct_IO+0xa1/0xca fs/direct-io.c:1420 ext4_direct_IO_write fs/ext4/inode.c:3775 [inline] ext4_direct_IO+0xe6c/0x1c10 fs/ext4/inode.c:3902 generic_file_direct_write+0x214/0x4b0 mm/filemap.c:3111 __generic_file_write_iter+0x2ee/0x630 mm/filemap.c:3290 ext4_file_write_iter+0x33f/0x1160 fs/ext4/file.c:266 call_write_iter include/linux/fs.h:1863 [inline] aio_write+0x358/0x570 fs/aio.c:1582 __io_submit_one fs/aio.c:1861 [inline] io_submit_one+0x10ea/0x1cf0 fs/aio.c:1909 __do_sys_io_submit fs/aio.c:1954 [inline] __se_sys_io_submit fs/aio.c:1924 [inline] __x64_sys_io_submit+0x1bd/0x580 fs/aio.c:1924 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe -> #0 (&sb->s_type->i_mutex_key#9){++++}: lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:3841 down_write+0x38/0x90 kernel/locking/rwsem.c:70 inode_lock include/linux/fs.h:757 [inline] __generic_file_fsync+0xb5/0x200 fs/libfs.c:981 ext4_sync_file+0x867/0x14d0 fs/ext4/fsync.c:120 vfs_fsync_range+0x144/0x230 fs/sync.c:197 generic_write_sync include/linux/fs.h:2787 [inline] dio_complete+0x498/0x9f0 fs/direct-io.c:329 dio_aio_complete_work+0x20/0x30 fs/direct-io.c:341 process_one_work+0x98e/0x1790 kernel/workqueue.c:2173 worker_thread+0x98/0xe40 kernel/workqueue.c:2319 kthread+0x357/0x430 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352 other info that might help us debug this: Chain exists of: &sb->s_type->i_mutex_key#9 --> (wq_completion)"dio/%s"sb->s_id --> (work_completion)(&dio->complete_work) Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock((work_completion)(&dio->complete_work)); lock((wq_completion)"dio/%s"sb->s_id); audit: type=1400 audit(1551556047.162:6551): avc: denied { map } for pid=10936 comm="blkid" path="/lib/x86_64-linux-gnu/libblkid.so.1.1.0" dev="sda1" ino=2825 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 lock((work_completion)(&dio->complete_work)); lock(&sb->s_type->i_mutex_key#9); *** DEADLOCK *** 2 locks held by kworker/1:4/8192: #0: 000000003baa5a02 ((wq_completion)"dio/%s"sb->s_id){+.+.}, at: __write_once_size include/linux/compiler.h:220 [inline] #0: 000000003baa5a02 ((wq_completion)"dio/%s"sb->s_id){+.+.}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] #0: 000000003baa5a02 ((wq_completion)"dio/%s"sb->s_id){+.+.}, at: atomic64_set include/asm-generic/atomic-instrumented.h:40 [inline] #0: 000000003baa5a02 ((wq_completion)"dio/%s"sb->s_id){+.+.}, at: atomic_long_set include/asm-generic/atomic-long.h:59 [inline] #0: 000000003baa5a02 ((wq_completion)"dio/%s"sb->s_id){+.+.}, at: set_work_data kernel/workqueue.c:617 [inline] #0: 000000003baa5a02 ((wq_completion)"dio/%s"sb->s_id){+.+.}, at: set_work_pool_and_clear_pending kernel/workqueue.c:644 [inline] #0: 000000003baa5a02 ((wq_completion)"dio/%s"sb->s_id){+.+.}, at: process_one_work+0x87e/0x1790 kernel/workqueue.c:2144 audit: type=1400 audit(1551556047.172:6552): avc: denied { map } for pid=10936 comm="blkid" path="/lib/x86_64-linux-gnu/libblkid.so.1.1.0" dev="sda1" ino=2825 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 #1: 00000000eac7a6a0 ((work_completion)(&dio->complete_work)){+.+.}, at: process_one_work+0x8b4/0x1790 kernel/workqueue.c:2148 stack backtrace: CPU: 1 PID: 8192 Comm: kworker/1:4 Not tainted 5.0.0-rc8+ #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: dio/sda1 dio_aio_complete_work Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x172/0x1f0 lib/dump_stack.c:113 print_circular_bug.isra.0.cold+0x1cc/0x28f kernel/locking/lockdep.c:1224 check_prev_add kernel/locking/lockdep.c:1866 [inline] check_prevs_add kernel/locking/lockdep.c:1979 [inline] validate_chain kernel/locking/lockdep.c:2350 [inline] __lock_acquire+0x2f00/0x4700 kernel/locking/lockdep.c:3338 lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:3841 down_write+0x38/0x90 kernel/locking/rwsem.c:70 inode_lock include/linux/fs.h:757 [inline] __generic_file_fsync+0xb5/0x200 fs/libfs.c:981 ext4_sync_file+0x867/0x14d0 fs/ext4/fsync.c:120 vfs_fsync_range+0x144/0x230 fs/sync.c:197 generic_write_sync include/linux/fs.h:2787 [inline] dio_complete+0x498/0x9f0 fs/direct-io.c:329 dio_aio_complete_work+0x20/0x30 fs/direct-io.c:341 process_one_work+0x98e/0x1790 kernel/workqueue.c:2173 worker_thread+0x98/0xe40 kernel/workqueue.c:2319 kthread+0x357/0x430 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352 kobject: 'loop3' (00000000536e41bb): kobject_uevent_env netlink: 'syz-executor.0': attribute type 10 has an invalid length. kobject: 'loop3' (00000000536e41bb): fill_kobj_path: path = '/devices/virtual/block/loop3' protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 kobject: 'loop5' (00000000c1f09ad8): kobject_uevent_env kobject: 'loop5' (00000000c1f09ad8): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (0000000059d048c3): kobject_uevent_env kobject: 'loop0' (0000000059d048c3): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000006c7242e8): kobject_uevent_env kobject: 'loop2' (000000006c7242e8): fill_kobj_path: path = '/devices/virtual/block/loop2' netlink: 'syz-executor.0': attribute type 10 has an invalid length. netlink: 'syz-executor.2': attribute type 10 has an invalid length. kobject: 'loop3' (00000000536e41bb): kobject_uevent_env kobject: 'loop3' (00000000536e41bb): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (00000000cf38c29e): kobject_uevent_env kobject: 'loop1' (00000000cf38c29e): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (00000000c1f09ad8): kobject_uevent_env kobject: 'loop5' (00000000c1f09ad8): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (0000000097c4ea90): kobject_uevent_env kobject: 'loop4' (0000000097c4ea90): fill_kobj_path: path = '/devices/virtual/block/loop4' team0: Device sit1 is of different type netlink: 'syz-executor.0': attribute type 10 has an invalid length. kobject: 'loop1' (00000000cf38c29e): kobject_uevent_env kobject: 'loop1' (00000000cf38c29e): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (0000000059d048c3): kobject_uevent_env kobject: 'loop0' (0000000059d048c3): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000006c7242e8): kobject_uevent_env kobject: 'loop2' (000000006c7242e8): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (00000000536e41bb): kobject_uevent_env netlink: 'syz-executor.0': attribute type 10 has an invalid length. kobject: 'loop3' (00000000536e41bb): fill_kobj_path: path = '/devices/virtual/block/loop3' netlink: 'syz-executor.2': attribute type 10 has an invalid length. team0: Device sit1 is of different type kobject: 'loop5' (00000000c1f09ad8): kobject_uevent_env netlink: 'syz-executor.2': attribute type 10 has an invalid length. team0: Device sit1 is of different type kobject: 'loop5' (00000000c1f09ad8): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (00000000cf38c29e): kobject_uevent_env kobject: 'loop1' (00000000cf38c29e): fill_kobj_path: path = '/devices/virtual/block/loop1' kauditd_printk_skb: 209 callbacks suppressed audit: type=1400 audit(1551556052.032:6762): avc: denied { map } for pid=11609 comm="blkid" path="/sbin/blkid" dev="sda1" ino=16128 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 kobject: 'loop2' (000000006c7242e8): kobject_uevent_env kobject: 'loop2' (000000006c7242e8): fill_kobj_path: path = '/devices/virtual/block/loop2' audit: type=1400 audit(1551556052.032:6763): avc: denied { map } for pid=11609 comm="blkid" path="/lib/x86_64-linux-gnu/ld-2.13.so" dev="sda1" ino=2668 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 kobject: '9p-16' (00000000f84f3e79): kobject_add_internal: parent: 'bdi', set: 'devices' kobject: '9p-17' (000000007afe61cc): kobject_add_internal: parent: 'bdi', set: 'devices' audit: type=1400 audit(1551556052.042:6764): avc: denied { map } for pid=11609 comm="blkid" path="/lib/x86_64-linux-gnu/ld-2.13.so" dev="sda1" ino=2668 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 kobject: '9p-16' (00000000f84f3e79): kobject_uevent_env kobject: '9p-18' (000000006da369f7): kobject_add_internal: parent: 'bdi', set: 'devices' kobject: '9p-17' (000000007afe61cc): kobject_uevent_env audit: type=1400 audit(1551556052.072:6765): avc: denied { map } for pid=11609 comm="blkid" path="/etc/ld.so.cache" dev="sda1" ino=2503 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 kobject: '9p-16' (00000000f84f3e79): fill_kobj_path: path = '/devices/virtual/bdi/9p-16' kobject: '9p-17' (000000007afe61cc): fill_kobj_path: path = '/devices/virtual/bdi/9p-17' kobject: '9p-18' (000000006da369f7): kobject_uevent_env audit: type=1400 audit(1551556052.102:6766): avc: denied { map } for pid=11609 comm="blkid" path="/lib/x86_64-linux-gnu/libblkid.so.1.1.0" dev="sda1" ino=2825 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 kobject: '9p-18' (000000006da369f7): fill_kobj_path: path = '/devices/virtual/bdi/9p-18' kobject: 'loop4' (0000000097c4ea90): kobject_uevent_env kobject: '9p-19' (00000000e4056f90): kobject_add_internal: parent: 'bdi', set: 'devices' kobject: 'loop4' (0000000097c4ea90): fill_kobj_path: path = '/devices/virtual/block/loop4' audit: type=1400 audit(1551556052.112:6767): avc: denied { map } for pid=11609 comm="blkid" path="/lib/x86_64-linux-gnu/libblkid.so.1.1.0" dev="sda1" ino=2825 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 kobject: '9p-19' (00000000e4056f90): kobject_uevent_env kobject: '9p-20' (00000000f489d4da): kobject_add_internal: parent: 'bdi', set: 'devices' audit: type=1400 audit(1551556052.142:6768): avc: denied { map } for pid=11609 comm="blkid" path="/lib/x86_64-linux-gnu/libc-2.13.so" dev="sda1" ino=2784 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 kobject: '9p-19' (00000000e4056f90): fill_kobj_path: path = '/devices/virtual/bdi/9p-19' kobject: 'loop3' (00000000536e41bb): kobject_uevent_env kobject: '9p-20' (00000000f489d4da): kobject_uevent_env audit: type=1400 audit(1551556052.142:6769): avc: denied { map } for pid=11609 comm="blkid" path="/lib/x86_64-linux-gnu/libc-2.13.so" dev="sda1" ino=2784 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 kobject: 'loop3' (00000000536e41bb): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: '9p-20' (00000000f489d4da): fill_kobj_path: path = '/devices/virtual/bdi/9p-20' kobject: '9p-19' (00000000e4056f90): kobject_uevent_env kobject: '9p-19' (00000000e4056f90): fill_kobj_path: path = '/devices/virtual/bdi/9p-19' kobject: '9p-19' (00000000e4056f90): kobject_cleanup, parent (null) audit: type=1400 audit(1551556052.162:6770): avc: denied { create } for pid=11610 comm="syz-executor.5" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 kobject: '9p-19' (00000000e4056f90): calling ktype release kobject: '9p-19': free name audit: type=1400 audit(1551556052.162:6771): avc: denied { map } for pid=11609 comm="blkid" path="/lib/x86_64-linux-gnu/libuuid.so.1.3.0" dev="sda1" ino=2819 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 kobject: '9p-20' (00000000f489d4da): kobject_uevent_env kobject: '9p-20' (00000000f489d4da): fill_kobj_path: path = '/devices/virtual/bdi/9p-20' kobject: '9p-20' (00000000f489d4da): kobject_cleanup, parent (null) kobject: '9p-20' (00000000f489d4da): calling ktype release kobject: '9p-20': free name kobject: '9p-21' (000000008784d1ea): kobject_add_internal: parent: 'bdi', set: 'devices' kobject: '9p-21' (000000008784d1ea): kobject_uevent_env kobject: '9p-21' (000000008784d1ea): fill_kobj_path: path = '/devices/virtual/bdi/9p-21' kobject: '9p-21' (000000008784d1ea): kobject_uevent_env kobject: '9p-21' (000000008784d1ea): fill_kobj_path: path = '/devices/virtual/bdi/9p-21' kobject: '9p-18' (000000006da369f7): kobject_uevent_env kobject: '9p-18' (000000006da369f7): fill_kobj_path: path = '/devices/virtual/bdi/9p-18' kobject: '9p-21' (000000008784d1ea): kobject_cleanup, parent (null) kobject: '9p-18' (000000006da369f7): kobject_cleanup, parent (null) kobject: '9p-17' (000000007afe61cc): kobject_uevent_env kobject: '9p-16' (00000000f84f3e79): kobject_uevent_env kobject: '9p-16' (00000000f84f3e79): fill_kobj_path: path = '/devices/virtual/bdi/9p-16' kobject: '9p-21' (000000008784d1ea): calling ktype release kobject: '9p-18' (000000006da369f7): calling ktype release kobject: '9p-17' (000000007afe61cc): fill_kobj_path: path = '/devices/virtual/bdi/9p-17' kobject: '9p-21': free name kobject: '9p-16' (00000000f84f3e79): kobject_cleanup, parent (null) kobject: '9p-18': free name kobject: '9p-17' (000000007afe61cc): kobject_cleanup, parent (null) kobject: '9p-16' (00000000f84f3e79): calling ktype release kobject: '9p-17' (000000007afe61cc): calling ktype release kobject: '9p-16': free name kobject: '9p-17': free name kobject: 'loop1' (00000000cf38c29e): kobject_uevent_env kobject: 'loop1' (00000000cf38c29e): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (0000000097c4ea90): kobject_uevent_env kobject: 'loop4' (0000000097c4ea90): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (000000006c7242e8): kobject_uevent_env kobject: 'loop2' (000000006c7242e8): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (00000000c1f09ad8): kobject_uevent_env kobject: 'loop5' (00000000c1f09ad8): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: '9p-22' (0000000045add213): kobject_add_internal: parent: 'bdi', set: 'devices' kobject: '9p-23' (00000000c5b646df): kobject_add_internal: parent: 'bdi', set: 'devices' kobject: '9p-22' (0000000045add213): kobject_uevent_env kobject: '9p-22' (0000000045add213): fill_kobj_path: path = '/devices/virtual/bdi/9p-22' kobject: '9p-23' (00000000c5b646df): kobject_uevent_env kobject: 'loop3' (00000000536e41bb): kobject_uevent_env kobject: '9p-23' (00000000c5b646df): fill_kobj_path: path = '/devices/virtual/bdi/9p-23' kobject: 'loop3' (00000000536e41bb): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: '9p-22' (0000000045add213): kobject_uevent_env kobject: '9p-22' (0000000045add213): fill_kobj_path: path = '/devices/virtual/bdi/9p-22' kobject: 'loop4' (0000000097c4ea90): kobject_uevent_env kobject: '9p-22' (0000000045add213): kobject_cleanup, parent (null) kobject: '9p-23' (00000000c5b646df): kobject_uevent_env kobject: '9p-23' (00000000c5b646df): fill_kobj_path: path = '/devices/virtual/bdi/9p-23' kobject: 'loop4' (0000000097c4ea90): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: '9p-22' (0000000045add213): calling ktype release kobject: '9p-22': free name kobject: '9p-23' (00000000c5b646df): kobject_cleanup, parent (null) kobject: '9p-23' (00000000c5b646df): calling ktype release kobject: '9p-23': free name kobject: 'loop0' (0000000059d048c3): kobject_uevent_env kobject: 'loop0' (0000000059d048c3): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000006c7242e8): kobject_uevent_env kobject: 'loop2' (000000006c7242e8): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: '9p-24' (000000008e945d2d): kobject_add_internal: parent: 'bdi', set: 'devices' kobject: '9p-25' (00000000c096c010): kobject_add_internal: parent: 'bdi', set: 'devices' kobject: '9p-24' (000000008e945d2d): kobject_uevent_env kobject: '9p-25' (00000000c096c010): kobject_uevent_env kobject: '9p-24' (000000008e945d2d): fill_kobj_path: path = '/devices/virtual/bdi/9p-24' kobject: 'loop4' (0000000097c4ea90): kobject_uevent_env kobject: '9p-25' (00000000c096c010): fill_kobj_path: path = '/devices/virtual/bdi/9p-25' kobject: 'loop4' (0000000097c4ea90): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: '9p-24' (000000008e945d2d): kobject_uevent_env kobject: '9p-24' (000000008e945d2d): fill_kobj_path: path = '/devices/virtual/bdi/9p-24' kobject: '9p-25' (00000000c096c010): kobject_uevent_env kobject: '9p-24' (000000008e945d2d): kobject_cleanup, parent (null) kobject: 'loop1' (00000000cf38c29e): kobject_uevent_env kobject: '9p-24' (000000008e945d2d): calling ktype release kobject: '9p-25' (00000000c096c010): fill_kobj_path: path = '/devices/virtual/bdi/9p-25' kobject: '9p-25' (00000000c096c010): kobject_cleanup, parent (null) kobject: 'loop1' (00000000cf38c29e): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: '9p-25' (00000000c096c010): calling ktype release kobject: '9p-24': free name kobject: '9p-26' (000000001da3fa41): kobject_add_internal: parent: 'bdi', set: 'devices' kobject: '9p-25': free name kobject: '9p-26' (000000001da3fa41): kobject_uevent_env kobject: '9p-27' (00000000a008a05c): kobject_add_internal: parent: 'bdi', set: 'devices' kobject: '9p-26' (000000001da3fa41): fill_kobj_path: path = '/devices/virtual/bdi/9p-26' kobject: '9p-27' (00000000a008a05c): kobject_uevent_env kobject: '9p-27' (00000000a008a05c): fill_kobj_path: path = '/devices/virtual/bdi/9p-27' kobject: 'loop5' (00000000c1f09ad8): kobject_uevent_env kobject: 'loop5' (00000000c1f09ad8): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: '9p-26' (000000001da3fa41): kobject_uevent_env kobject: '9p-27' (00000000a008a05c): kobject_uevent_env kobject: '9p-27' (00000000a008a05c): fill_kobj_path: path = '/devices/virtual/bdi/9p-27' kobject: '9p-26' (000000001da3fa41): fill_kobj_path: path = '/devices/virtual/bdi/9p-26' kobject: '9p-26' (000000001da3fa41): kobject_cleanup, parent (null) kobject: '9p-27' (00000000a008a05c): kobject_cleanup, parent (null) kobject: '9p-26' (000000001da3fa41): calling ktype release kobject: '9p-28' (00000000067cb504): kobject_add_internal: parent: 'bdi', set: 'devices' kobject: '9p-26': free name kobject: '9p-27' (00000000a008a05c): calling ktype release kobject: 'loop3' (00000000536e41bb): kobject_uevent_env kobject: '9p-28' (00000000067cb504): kobject_uevent_env kobject: '9p-27': free name kobject: 'loop3' (00000000536e41bb): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: '9p-28' (00000000067cb504): fill_kobj_path: path = '/devices/virtual/bdi/9p-28' kobject: '9p-28' (00000000067cb504): kobject_uevent_env kobject: '9p-28' (00000000067cb504): fill_kobj_path: path = '/devices/virtual/bdi/9p-28' kobject: '9p-28' (00000000067cb504): kobject_cleanup, parent (null) kauditd_printk_skb: 183 callbacks suppressed audit: type=1400 audit(1551556057.052:6955): avc: denied { map } for pid=12336 comm="blkid" path="/etc/ld.so.cache" dev="sda1" ino=2503 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 kobject: '9p-28' (00000000067cb504): calling ktype release kobject: '9p-28': free name audit: type=1400 audit(1551556057.112:6956): avc: denied { map } for pid=12336 comm="blkid" path="/lib/x86_64-linux-gnu/libblkid.so.1.1.0" dev="sda1" ino=2825 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 kobject: '9p-29' (00000000cc98a36b): kobject_add_internal: parent: 'bdi', set: 'devices' kobject: 'loop0' (0000000059d048c3): kobject_uevent_env kobject: '9p-29' (00000000cc98a36b): kobject_uevent_env kobject: 'loop0' (0000000059d048c3): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: '9p-29' (00000000cc98a36b): fill_kobj_path: path = '/devices/virtual/bdi/9p-29' audit: type=1400 audit(1551556057.112:6957): avc: denied { map } for pid=12336 comm="blkid" path="/lib/x86_64-linux-gnu/libblkid.so.1.1.0" dev="sda1" ino=2825 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 kobject: 'loop5' (00000000c1f09ad8): kobject_uevent_env kobject: 'loop5' (00000000c1f09ad8): fill_kobj_path: path = '/devices/virtual/block/loop5' audit: type=1400 audit(1551556057.142:6958): avc: denied { map } for pid=12336 comm="blkid" path="/lib/x86_64-linux-gnu/libc-2.13.so" dev="sda1" ino=2784 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 kobject: '9p-29' (00000000cc98a36b): kobject_uevent_env kobject: '9p-29' (00000000cc98a36b): fill_kobj_path: path = '/devices/virtual/bdi/9p-29' kobject: 'loop2' (000000006c7242e8): kobject_uevent_env audit: type=1400 audit(1551556057.142:6959): avc: denied { map } for pid=12336 comm="blkid" path="/lib/x86_64-linux-gnu/libc-2.13.so" dev="sda1" ino=2784 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 kobject: 'loop2' (000000006c7242e8): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: '9p-29' (00000000cc98a36b): kobject_cleanup, parent (null) kobject: '9p-29' (00000000cc98a36b): calling ktype release audit: type=1400 audit(1551556057.192:6960): avc: denied { map } for pid=12336 comm="blkid" path="/lib/x86_64-linux-gnu/libuuid.so.1.3.0" dev="sda1" ino=2819 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 kobject: 'loop3' (00000000536e41bb): kobject_uevent_env kobject: '9p-29': free name kobject: 'loop3' (00000000536e41bb): fill_kobj_path: path = '/devices/virtual/block/loop3' audit: type=1400 audit(1551556057.202:6961): avc: denied { map } for pid=12336 comm="blkid" path="/lib/x86_64-linux-gnu/libuuid.so.1.3.0" dev="sda1" ino=2819 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 kobject: 'loop1' (00000000cf38c29e): kobject_uevent_env kobject: 'loop1' (00000000cf38c29e): fill_kobj_path: path = '/devices/virtual/block/loop1' audit: type=1400 audit(1551556057.212:6962): avc: denied { map } for pid=12439 comm="modprobe" path="/bin/kmod" dev="sda1" ino=1440 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 audit: type=1400 audit(1551556057.212:6963): avc: denied { map } for pid=12439 comm="modprobe" path="/bin/kmod" dev="sda1" ino=1440 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1