kobject: 'loop0' (00000000ec65442a): kobject_uevent_env ====================================================== WARNING: possible circular locking dependency detected 4.20.0-rc6+ #184 Not tainted ------------------------------------------------------ syz-executor1/20640 is trying to acquire lock: 00000000af66c6c5 (&tbl->lock){++-.}, at: neigh_change_state+0x1dc/0x7a0 net/core/neighbour.c:141 kobject: 'loop0' (00000000ec65442a): fill_kobj_path: path = '/devices/virtual/block/loop0' but task is already holding lock: 000000002a002c0b (&n->lock){++--}, at: __neigh_update+0xe6/0x1eb0 net/core/neighbour.c:1203 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #1 (&n->lock){++--}: __raw_write_lock include/linux/rwlock_api_smp.h:210 [inline] _raw_write_lock+0x2d/0x40 kernel/locking/spinlock.c:288 neigh_periodic_work+0x3c0/0xc30 net/core/neighbour.c:894 process_one_work+0xc90/0x1c40 kernel/workqueue.c:2153 worker_thread+0x17f/0x1390 kernel/workqueue.c:2296 kthread+0x35a/0x440 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352 -> #0 (&tbl->lock){++-.}: lock_acquire+0x1ed/0x520 kernel/locking/lockdep.c:3844 __raw_write_lock_bh include/linux/rwlock_api_smp.h:203 [inline] _raw_write_lock_bh+0x31/0x40 kernel/locking/spinlock.c:312 neigh_change_state+0x1dc/0x7a0 net/core/neighbour.c:141 __neigh_update+0x478/0x1eb0 net/core/neighbour.c:1302 neigh_update+0x37/0x50 net/core/neighbour.c:1372 arp_req_set+0x54c/0xaa0 net/ipv4/arp.c:1072 arp_ioctl+0x48b/0xae0 net/ipv4/arp.c:1230 inet_ioctl+0x237/0x360 net/ipv4/af_inet.c:932 sock_do_ioctl+0xeb/0x420 net/socket.c:950 sock_ioctl+0x313/0x690 net/socket.c:1074 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:509 [inline] do_vfs_ioctl+0x1de/0x1790 fs/ioctl.c:696 ksys_ioctl+0xa9/0xd0 fs/ioctl.c:713 __do_sys_ioctl fs/ioctl.c:720 [inline] __se_sys_ioctl fs/ioctl.c:718 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:718 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe other info that might help us debug this: Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&n->lock); lock(&tbl->lock); lock(&n->lock); lock(&tbl->lock); *** DEADLOCK *** 2 locks held by syz-executor1/20640: #0: 00000000b750178e (rtnl_mutex){+.+.}, at: rtnl_lock+0x17/0x20 net/core/rtnetlink.c:77 #1: 000000002a002c0b (&n->lock){++--}, at: __neigh_update+0xe6/0x1eb0 net/core/neighbour.c:1203 stack backtrace: CPU: 0 PID: 20640 Comm: syz-executor1 Not tainted 4.20.0-rc6+ #184 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x244/0x39d lib/dump_stack.c:113 print_circular_bug.isra.35.cold.54+0x1bd/0x27d kernel/locking/lockdep.c:1221 check_prev_add kernel/locking/lockdep.c:1863 [inline] check_prevs_add kernel/locking/lockdep.c:1976 [inline] validate_chain kernel/locking/lockdep.c:2347 [inline] __lock_acquire+0x3399/0x4c20 kernel/locking/lockdep.c:3341 lock_acquire+0x1ed/0x520 kernel/locking/lockdep.c:3844 __raw_write_lock_bh include/linux/rwlock_api_smp.h:203 [inline] _raw_write_lock_bh+0x31/0x40 kernel/locking/spinlock.c:312 neigh_change_state+0x1dc/0x7a0 net/core/neighbour.c:141 __neigh_update+0x478/0x1eb0 net/core/neighbour.c:1302 neigh_update+0x37/0x50 net/core/neighbour.c:1372 arp_req_set+0x54c/0xaa0 net/ipv4/arp.c:1072 arp_ioctl+0x48b/0xae0 net/ipv4/arp.c:1230 inet_ioctl+0x237/0x360 net/ipv4/af_inet.c:932 sock_do_ioctl+0xeb/0x420 net/socket.c:950 sock_ioctl+0x313/0x690 net/socket.c:1074 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:509 [inline] do_vfs_ioctl+0x1de/0x1790 fs/ioctl.c:696 ksys_ioctl+0xa9/0xd0 fs/ioctl.c:713 __do_sys_ioctl fs/ioctl.c:720 [inline] __se_sys_ioctl fs/ioctl.c:718 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:718 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457669 Code: fd b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f2f1e541c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457669 RDX: 0000000020000040 RSI: 0000000000008955 RDI: 0000000000000003 RBP: 000000000072bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f1e5426d4 R13: 00000000004c0acd R14: 00000000004d1c98 R15: 00000000ffffffff kobject: 'loop5' (000000002b0d0855): kobject_uevent_env kobject: 'loop5' (000000002b0d0855): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (000000005729c317): kobject_uevent_env sctp: [Deprecated]: syz-executor4 (pid 20665) Use of int in maxseg socket option. Use struct sctp_assoc_value instead netlink: 'syz-executor2': attribute type 29 has an invalid length. kobject: 'nr0' (000000008b2349ad): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop2' (000000005729c317): fill_kobj_path: path = '/devices/virtual/block/loop2' sctp: [Deprecated]: syz-executor4 (pid 20665) Use of int in maxseg socket option. Use struct sctp_assoc_value instead kobject: 'loop4' (00000000b7fddff4): kobject_uevent_env kobject: 'nr0' (000000008b2349ad): kobject_uevent_env kobject: 'nr0' (000000008b2349ad): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'loop4' (00000000b7fddff4): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'queues' (00000000656d37d8): kobject_add_internal: parent: 'nr0', set: '' kobject: 'loop3' (000000004a6c5c1e): kobject_uevent_env kobject: 'queues' (00000000656d37d8): kobject_uevent_env kobject: 'loop3' (000000004a6c5c1e): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (000000001f1920c1): kobject_uevent_env kobject: 'queues' (00000000656d37d8): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop1' (000000001f1920c1): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'rx-0' (00000000000ef98d): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop5' (000000002b0d0855): kobject_uevent_env kobject: 'rx-0' (00000000000ef98d): kobject_uevent_env kobject: 'rx-0' (00000000000ef98d): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'loop5' (000000002b0d0855): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'tx-0' (0000000006d00616): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop1' (000000001f1920c1): kobject_uevent_env kobject: 'loop1' (000000001f1920c1): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'tx-0' (0000000006d00616): kobject_uevent_env kobject: 'loop1' (000000001f1920c1): kobject_uevent_env kobject: 'tx-0' (0000000006d00616): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'loop1' (000000001f1920c1): fill_kobj_path: path = '/devices/virtual/block/loop1' netlink: 'syz-executor2': attribute type 29 has an invalid length. kobject: 'rx-0' (00000000000ef98d): kobject_cleanup, parent 00000000656d37d8 kobject: 'rx-0' (00000000000ef98d): auto cleanup 'remove' event netlink: 'syz-executor2': attribute type 29 has an invalid length. kobject: 'rx-0' (00000000000ef98d): kobject_uevent_env kobject: 'rx-0' (00000000000ef98d): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (00000000000ef98d): auto cleanup kobject_del kobject: 'rx-0' (00000000000ef98d): calling ktype release kobject: 'rx-0': free name kobject: 'loop5' (000000002b0d0855): kobject_uevent_env kobject: 'tx-0' (0000000006d00616): kobject_cleanup, parent 00000000656d37d8 kobject: 'loop5' (000000002b0d0855): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'tx-0' (0000000006d00616): auto cleanup 'remove' event kobject: 'loop1' (000000001f1920c1): kobject_uevent_env kobject: 'tx-0' (0000000006d00616): kobject_uevent_env kobject: 'loop1' (000000001f1920c1): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'tx-0' (0000000006d00616): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (0000000006d00616): auto cleanup kobject_del kobject: 'tx-0' (0000000006d00616): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000656d37d8): kobject_cleanup, parent (null) kobject: 'queues' (00000000656d37d8): calling ktype release kobject: 'queues' (00000000656d37d8): kset_release kobject: 'queues': free name kobject: 'nr0' (000000008b2349ad): kobject_uevent_env kobject: 'nr0' (000000008b2349ad): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'nr0' (000000000fac5f18): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'nr0' (000000000fac5f18): kobject_uevent_env kobject: 'nr0' (000000000fac5f18): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'queues' (00000000617caa15): kobject_add_internal: parent: 'nr0', set: '' kobject: 'queues' (00000000617caa15): kobject_uevent_env kobject: 'queues' (00000000617caa15): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (000000001b6d3437): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (000000001b6d3437): kobject_uevent_env kobject: 'rx-0' (000000001b6d3437): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (0000000046ec08b7): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (0000000046ec08b7): kobject_uevent_env kobject: 'tx-0' (0000000046ec08b7): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' netlink: 'syz-executor2': attribute type 29 has an invalid length. kobject: 'nr0' (000000008b2349ad): kobject_cleanup, parent (null) kobject: 'nr0' (000000008b2349ad): calling ktype release kobject: 'loop2' (000000005729c317): kobject_uevent_env kobject: 'nr0': free name kobject: 'loop2' (000000005729c317): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'rx-0' (000000001b6d3437): kobject_cleanup, parent 00000000617caa15 kobject: 'rx-0' (000000001b6d3437): auto cleanup 'remove' event kobject: 'loop0' (00000000ec65442a): kobject_uevent_env kobject: 'rx-0' (000000001b6d3437): kobject_uevent_env kobject: 'loop0' (00000000ec65442a): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rx-0' (000000001b6d3437): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (000000001b6d3437): auto cleanup kobject_del kobject: 'rx-0' (000000001b6d3437): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (0000000046ec08b7): kobject_cleanup, parent 00000000617caa15 kobject: 'loop1' (000000001f1920c1): kobject_uevent_env kobject: 'tx-0' (0000000046ec08b7): auto cleanup 'remove' event kobject: 'loop1' (000000001f1920c1): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'tx-0' (0000000046ec08b7): kobject_uevent_env kobject: 'tx-0' (0000000046ec08b7): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (0000000046ec08b7): auto cleanup kobject_del kobject: 'tx-0' (0000000046ec08b7): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000617caa15): kobject_cleanup, parent (null) kobject: 'queues' (00000000617caa15): calling ktype release kobject: 'queues' (00000000617caa15): kset_release kobject: 'queues': free name kobject: 'nr0' (000000000fac5f18): kobject_uevent_env kobject: 'nr0' (000000000fac5f18): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'nr0' (00000000a6506b58): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'nr0' (00000000a6506b58): kobject_uevent_env kobject: 'nr0' (00000000a6506b58): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'queues' (000000005303a5a4): kobject_add_internal: parent: 'nr0', set: '' kobject: 'queues' (000000005303a5a4): kobject_uevent_env kobject: 'queues' (000000005303a5a4): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (000000006c231dae): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (000000006c231dae): kobject_uevent_env kobject: 'rx-0' (000000006c231dae): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (00000000faa85d45): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (00000000faa85d45): kobject_uevent_env kobject: 'tx-0' (00000000faa85d45): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'nr0' (000000000fac5f18): kobject_cleanup, parent (null) kobject: 'rx-0' (000000006c231dae): kobject_cleanup, parent 000000005303a5a4 kobject: 'nr0' (000000000fac5f18): calling ktype release kobject: 'rx-0' (000000006c231dae): auto cleanup 'remove' event kobject: 'nr0': free name kobject: 'rx-0' (000000006c231dae): kobject_uevent_env kobject: 'rx-0' (000000006c231dae): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (000000006c231dae): auto cleanup kobject_del kobject: 'loop3' (000000004a6c5c1e): kobject_uevent_env kobject: 'loop3' (000000004a6c5c1e): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'rx-0' (000000006c231dae): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000faa85d45): kobject_cleanup, parent 000000005303a5a4 kobject: 'tx-0' (00000000faa85d45): auto cleanup 'remove' event kobject: 'tx-0' (00000000faa85d45): kobject_uevent_env kobject: 'tx-0' (00000000faa85d45): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (00000000faa85d45): auto cleanup kobject_del kobject: 'tx-0' (00000000faa85d45): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (000000005303a5a4): kobject_cleanup, parent (null) kobject: 'queues' (000000005303a5a4): calling ktype release kobject: 'queues' (000000005303a5a4): kset_release kobject: 'queues': free name kobject: 'nr0' (00000000a6506b58): kobject_uevent_env kobject: 'nr0' (00000000a6506b58): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'nr0' (000000001ff15b30): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'nr0' (000000001ff15b30): kobject_uevent_env kobject: 'loop5' (000000002b0d0855): kobject_uevent_env kobject: 'loop5' (000000002b0d0855): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'nr0' (000000001ff15b30): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'queues' (0000000082d0c100): kobject_add_internal: parent: 'nr0', set: '' kobject: 'queues' (0000000082d0c100): kobject_uevent_env kobject: 'queues' (0000000082d0c100): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (000000000cadfa1e): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (000000000cadfa1e): kobject_uevent_env kobject: 'rx-0' (000000000cadfa1e): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'loop5' (000000002b0d0855): kobject_uevent_env kobject: 'tx-0' (00000000e46f1683): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop5' (000000002b0d0855): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'tx-0' (00000000e46f1683): kobject_uevent_env kobject: 'tx-0' (00000000e46f1683): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'rx-0' (000000000cadfa1e): kobject_cleanup, parent 0000000082d0c100 kobject: 'rx-0' (000000000cadfa1e): auto cleanup 'remove' event kobject: 'rx-0' (000000000cadfa1e): kobject_uevent_env kobject: 'rx-0' (000000000cadfa1e): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (000000000cadfa1e): auto cleanup kobject_del kobject: 'rx-0' (000000000cadfa1e): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000e46f1683): kobject_cleanup, parent 0000000082d0c100 kobject: 'tx-0' (00000000e46f1683): auto cleanup 'remove' event kobject: 'tx-0' (00000000e46f1683): kobject_uevent_env kobject: 'tx-0' (00000000e46f1683): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (00000000e46f1683): auto cleanup kobject_del kobject: 'tx-0' (00000000e46f1683): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (0000000082d0c100): kobject_cleanup, parent (null) kobject: 'queues' (0000000082d0c100): calling ktype release kobject: 'queues' (0000000082d0c100): kset_release kobject: 'queues': free name kobject: 'nr0' (000000001ff15b30): kobject_uevent_env kobject: 'nr0' (000000001ff15b30): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'nr0' (00000000a6506b58): kobject_cleanup, parent (null) kobject: 'nr0' (00000000a6506b58): calling ktype release kobject: 'loop4' (00000000b7fddff4): kobject_uevent_env kobject: 'nr0': free name kobject: 'loop4' (00000000b7fddff4): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'nr0' (000000001ff15b30): kobject_cleanup, parent (null) kobject: 'loop5' (000000002b0d0855): kobject_uevent_env kobject: 'nr0' (000000001ff15b30): calling ktype release kobject: 'loop5' (000000002b0d0855): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'nr0': free name kobject: 'loop2' (000000005729c317): kobject_uevent_env kobject: 'loop2' (000000005729c317): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'nr0' (0000000078d7a72b): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop2' (000000005729c317): kobject_uevent_env kobject: 'nr0' (0000000078d7a72b): kobject_uevent_env kobject: 'loop2' (000000005729c317): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'nr0' (0000000078d7a72b): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'queues' (000000004602b55d): kobject_add_internal: parent: 'nr0', set: '' kobject: 'queues' (000000004602b55d): kobject_uevent_env kobject: 'queues' (000000004602b55d): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (000000003ef93452): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (000000003ef93452): kobject_uevent_env kobject: 'rx-0' (000000003ef93452): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (0000000059242d53): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (0000000059242d53): kobject_uevent_env kobject: 'tx-0' (0000000059242d53): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'rx-0' (000000003ef93452): kobject_cleanup, parent 000000004602b55d kobject: 'rx-0' (000000003ef93452): auto cleanup 'remove' event kobject: 'rx-0' (000000003ef93452): kobject_uevent_env kobject: 'rx-0' (000000003ef93452): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'loop0' (00000000ec65442a): kobject_uevent_env kobject: 'rx-0' (000000003ef93452): auto cleanup kobject_del kobject: 'loop0' (00000000ec65442a): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rx-0' (000000003ef93452): calling ktype release kobject: 'rx-0': free name audit: type=1804 audit(1545245208.204:146): pid=20772 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor5" name="/root/syzkaller-testdir564270427/syzkaller.eYlbWv/420/memory.events" dev="sda1" ino=16597 res=1 kobject: 'tx-0' (0000000059242d53): kobject_cleanup, parent 000000004602b55d kobject: 'tx-0' (0000000059242d53): auto cleanup 'remove' event kobject: 'tx-0' (0000000059242d53): kobject_uevent_env kobject: 'tx-0' (0000000059242d53): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (0000000059242d53): auto cleanup kobject_del kobject: 'tx-0' (0000000059242d53): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (000000004602b55d): kobject_cleanup, parent (null) kobject: 'queues' (000000004602b55d): calling ktype release kobject: 'queues' (000000004602b55d): kset_release kobject: 'queues': free name kobject: 'nr0' (0000000078d7a72b): kobject_uevent_env kobject: 'nr0' (0000000078d7a72b): fill_kobj_path: path = '/devices/virtual/net/nr0' audit: type=1804 audit(1545245208.364:147): pid=20772 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor5" name="/root/syzkaller-testdir564270427/syzkaller.eYlbWv/420/memory.events" dev="sda1" ino=16597 res=1 kobject: 'loop2' (000000005729c317): kobject_uevent_env audit: type=1804 audit(1545245208.394:148): pid=20779 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor5" name="/root/syzkaller-testdir564270427/syzkaller.eYlbWv/420/memory.events" dev="sda1" ino=16597 res=1 kobject: 'loop2' (000000005729c317): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'nr0' (0000000078d7a72b): kobject_cleanup, parent (null) kobject: 'loop3' (000000004a6c5c1e): kobject_uevent_env kobject: 'loop3' (000000004a6c5c1e): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'nr0' (0000000078d7a72b): calling ktype release netlink: 9 bytes leftover after parsing attributes in process `syz-executor3'. kobject: 'nr0': free name kobject: 'loop5' (000000002b0d0855): kobject_uevent_env kobject: 'loop5' (000000002b0d0855): fill_kobj_path: path = '/devices/virtual/block/loop5' netlink: 9 bytes leftover after parsing attributes in process `syz-executor3'. kobject: 'loop2' (000000005729c317): kobject_uevent_env kobject: 'loop2' (000000005729c317): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000001f1920c1): kobject_uevent_env kobject: 'loop1' (000000001f1920c1): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop1' (000000001f1920c1): kobject_uevent_env kobject: 'loop1' (000000001f1920c1): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (000000004a6c5c1e): kobject_uevent_env kobject: 'loop3' (000000004a6c5c1e): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (000000002b0d0855): kobject_uevent_env kobject: 'loop5' (000000002b0d0855): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000001f1920c1): kobject_uevent_env kobject: 'loop1' (000000001f1920c1): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'nr0' (000000009f0ddd08): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop4' (00000000b7fddff4): kobject_uevent_env kobject: 'nr0' (000000009f0ddd08): kobject_uevent_env kobject: 'loop4' (00000000b7fddff4): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'nr0' (000000009f0ddd08): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'loop0' (00000000ec65442a): kobject_uevent_env kobject: 'loop0' (00000000ec65442a): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'queues' (000000004506f3a2): kobject_add_internal: parent: 'nr0', set: '' kobject: 'queues' (000000004506f3a2): kobject_uevent_env kobject: 'queues' (000000004506f3a2): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop2' (000000005729c317): kobject_uevent_env kobject: 'loop2' (000000005729c317): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'rx-0' (00000000b9fb9005): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (00000000b9fb9005): kobject_uevent_env kobject: 'rx-0' (00000000b9fb9005): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (00000000789b9bbc): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (00000000789b9bbc): kobject_uevent_env kobject: 'tx-0' (00000000789b9bbc): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'rx-0' (00000000b9fb9005): kobject_cleanup, parent 000000004506f3a2 kobject: 'loop4' (00000000b7fddff4): kobject_uevent_env kobject: 'loop4' (00000000b7fddff4): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rx-0' (00000000b9fb9005): auto cleanup 'remove' event kauditd_printk_skb: 1 callbacks suppressed audit: type=1800 audit(1545245209.124:150): pid=20845 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor1" name=6322757365742E6566666563746976655F6D656D73 dev="sda1" ino=16579 res=0 kobject: 'rx-0' (00000000b9fb9005): kobject_uevent_env kobject: 'loop1' (000000001f1920c1): kobject_uevent_env kobject: 'rx-0' (00000000b9fb9005): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (00000000b9fb9005): auto cleanup kobject_del kobject: 'loop1' (000000001f1920c1): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'rx-0' (00000000b9fb9005): calling ktype release kobject: 'rx-0': free name kobject: 'loop4' (00000000b7fddff4): kobject_uevent_env kobject: 'tx-0' (00000000789b9bbc): kobject_cleanup, parent 000000004506f3a2 kobject: 'loop4' (00000000b7fddff4): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'tx-0' (00000000789b9bbc): auto cleanup 'remove' event kobject: 'tx-0' (00000000789b9bbc): kobject_uevent_env kobject: 'tx-0' (00000000789b9bbc): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (00000000789b9bbc): auto cleanup kobject_del kobject: 'loop1' (000000001f1920c1): kobject_uevent_env kobject: 'tx-0' (00000000789b9bbc): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (000000004506f3a2): kobject_cleanup, parent (null) kobject: 'queues' (000000004506f3a2): calling ktype release kobject: 'loop1' (000000001f1920c1): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'queues' (000000004506f3a2): kset_release kobject: 'queues': free name kobject: 'nr0' (000000009f0ddd08): kobject_uevent_env kobject: 'nr0' (000000009f0ddd08): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'loop0' (00000000ec65442a): kobject_uevent_env syz-executor2 (20837) used greatest stack depth: 11288 bytes left kobject: 'loop0' (00000000ec65442a): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'nr0' (000000009f0ddd08): kobject_cleanup, parent (null) kobject: 'loop4' (00000000b7fddff4): kobject_uevent_env kobject: 'loop4' (00000000b7fddff4): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'nr0' (000000009f0ddd08): calling ktype release kobject: 'nr0': free name kobject: 'loop2' (000000005729c317): kobject_uevent_env kobject: 'loop2' (000000005729c317): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000001f1920c1): kobject_uevent_env kobject: 'loop1' (000000001f1920c1): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (000000004a6c5c1e): kobject_uevent_env kobject: 'loop3' (000000004a6c5c1e): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop3' (000000004a6c5c1e): kobject_uevent_env kobject: 'loop3' (000000004a6c5c1e): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (00000000ec65442a): kobject_uevent_env kobject: 'loop0' (00000000ec65442a): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000b7fddff4): kobject_uevent_env kobject: 'loop4' (00000000b7fddff4): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (000000002b0d0855): kobject_uevent_env kobject: 'loop5' (000000002b0d0855): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000001f1920c1): kobject_uevent_env kobject: 'loop1' (000000001f1920c1): fill_kobj_path: path = '/devices/virtual/block/loop1' audit: type=1804 audit(1545245209.864:151): pid=20904 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor1" name="/root/syzkaller-testdir979845807/syzkaller.AImz9z/427/memory.events" dev="sda1" ino=16533 res=1 kobject: 'loop2' (000000005729c317): kobject_uevent_env kobject: 'loop2' (000000005729c317): fill_kobj_path: path = '/devices/virtual/block/loop2' netlink: 18 bytes leftover after parsing attributes in process `syz-executor3'. audit: type=1804 audit(1545245209.904:152): pid=20904 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor1" name="/root/syzkaller-testdir979845807/syzkaller.AImz9z/427/memory.events" dev="sda1" ino=16533 res=1 IPv6: NLM_F_CREATE should be specified when creating new route kobject: 'loop4' (00000000b7fddff4): kobject_uevent_env kobject: 'loop4' (00000000b7fddff4): fill_kobj_path: path = '/devices/virtual/block/loop4' IPv6: Can't replace route, no match found kobject: 'loop5' (000000002b0d0855): kobject_uevent_env kobject: 'loop5' (000000002b0d0855): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000001f1920c1): kobject_uevent_env kobject: 'loop1' (000000001f1920c1): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000b7fddff4): kobject_uevent_env kobject: 'loop4' (00000000b7fddff4): fill_kobj_path: path = '/devices/virtual/block/loop4' audit: type=1804 audit(1545245209.924:153): pid=20912 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor1" name="/root/syzkaller-testdir979845807/syzkaller.AImz9z/427/memory.events" dev="sda1" ino=16533 res=1 kobject: 'loop5' (000000002b0d0855): kobject_uevent_env kobject: 'loop5' (000000002b0d0855): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000001f1920c1): kobject_uevent_env kobject: 'loop1' (000000001f1920c1): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000b7fddff4): kobject_uevent_env kobject: 'loop4' (00000000b7fddff4): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop4' (00000000b7fddff4): kobject_uevent_env kobject: 'loop4' (00000000b7fddff4): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000ec65442a): kobject_uevent_env kobject: 'loop0' (00000000ec65442a): fill_kobj_path: path = '/devices/virtual/block/loop0' netlink: 18 bytes leftover after parsing attributes in process `syz-executor3'. IPv6: Can't replace route, no match found kobject: 'loop1' (000000001f1920c1): kobject_uevent_env kobject: 'loop1' (000000001f1920c1): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000005729c317): kobject_uevent_env kobject: 'loop2' (000000005729c317): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000004a6c5c1e): kobject_uevent_env kobject: 'loop3' (000000004a6c5c1e): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (00000000b7fddff4): kobject_uevent_env kobject: 'loop4' (00000000b7fddff4): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (000000001f1920c1): kobject_uevent_env kobject: 'loop1' (000000001f1920c1): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000002b0d0855): kobject_uevent_env kobject: 'loop5' (000000002b0d0855): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (000000004a6c5c1e): kobject_uevent_env kobject: 'loop3' (000000004a6c5c1e): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (000000002b0d0855): kobject_uevent_env kobject: 'loop5' (000000002b0d0855): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (00000000ec65442a): kobject_uevent_env kobject: 'loop0' (00000000ec65442a): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (000000001f1920c1): kobject_uevent_env kobject: 'loop1' (000000001f1920c1): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop1' (000000001f1920c1): kobject_uevent_env kobject: 'loop1' (000000001f1920c1): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (000000004a6c5c1e): kobject_uevent_env kobject: 'loop3' (000000004a6c5c1e): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (000000005729c317): kobject_uevent_env kobject: 'loop2' (000000005729c317): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'nr0' (0000000027f1920d): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop0' (00000000ec65442a): kobject_uevent_env kobject: 'nr0' (0000000027f1920d): kobject_uevent_env kobject: 'loop0' (00000000ec65442a): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'nr0' (0000000027f1920d): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'queues' (0000000027a11fdf): kobject_add_internal: parent: 'nr0', set: '' kobject: 'queues' (0000000027a11fdf): kobject_uevent_env kobject: 'queues' (0000000027a11fdf): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (000000007a1e0e8d): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (000000007a1e0e8d): kobject_uevent_env kobject: 'rx-0' (000000007a1e0e8d): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (00000000f4fb7fc9): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (00000000f4fb7fc9): kobject_uevent_env kobject: 'tx-0' (00000000f4fb7fc9): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'loop4' (00000000b7fddff4): kobject_uevent_env kobject: 'loop4' (00000000b7fddff4): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (000000005729c317): kobject_uevent_env kobject: 'loop2' (000000005729c317): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000b7fddff4): kobject_uevent_env kobject: 'loop4' (00000000b7fddff4): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (000000002b0d0855): kobject_uevent_env kobject: 'loop5' (000000002b0d0855): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (000000005729c317): kobject_uevent_env kobject: 'loop2' (000000005729c317): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000ec65442a): kobject_uevent_env kobject: 'loop0' (00000000ec65442a): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000005729c317): kobject_uevent_env kobject: 'loop2' (000000005729c317): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000001f1920c1): kobject_uevent_env kobject: 'loop1' (000000001f1920c1): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop1' (000000001f1920c1): kobject_uevent_env kobject: 'loop1' (000000001f1920c1): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000b7fddff4): kobject_uevent_env kobject: 'loop4' (00000000b7fddff4): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rx-0' (000000007a1e0e8d): kobject_cleanup, parent 0000000027a11fdf kobject: 'rx-0' (000000007a1e0e8d): auto cleanup 'remove' event kobject: 'rx-0' (000000007a1e0e8d): kobject_uevent_env kobject: 'rx-0' (000000007a1e0e8d): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (000000007a1e0e8d): auto cleanup kobject_del kobject: 'rx-0' (000000007a1e0e8d): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000f4fb7fc9): kobject_cleanup, parent 0000000027a11fdf kobject: 'tx-0' (00000000f4fb7fc9): auto cleanup 'remove' event kobject: 'tx-0' (00000000f4fb7fc9): kobject_uevent_env kobject: 'tx-0' (00000000f4fb7fc9): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (00000000f4fb7fc9): auto cleanup kobject_del kobject: 'tx-0' (00000000f4fb7fc9): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (0000000027a11fdf): kobject_cleanup, parent (null) kobject: 'queues' (0000000027a11fdf): calling ktype release kobject: 'queues' (0000000027a11fdf): kset_release kobject: 'queues': free name kobject: 'nr0' (0000000027f1920d): kobject_uevent_env kobject: 'nr0' (0000000027f1920d): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'nr0' (0000000027f1920d): kobject_cleanup, parent (null) kobject: 'nr0' (0000000027f1920d): calling ktype release kobject: 'nr0': free name netlink: 26 bytes leftover after parsing attributes in process `syz-executor5'. kobject: 'loop3' (000000004a6c5c1e): kobject_uevent_env netlink: 26 bytes leftover after parsing attributes in process `syz-executor5'. kobject: 'loop3' (000000004a6c5c1e): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (000000002b0d0855): kobject_uevent_env kobject: 'loop5' (000000002b0d0855): fill_kobj_path: path = '/devices/virtual/block/loop5' audit: type=1804 audit(1545245213.104:154): pid=21087 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor5" name="/root/syzkaller-testdir564270427/syzkaller.eYlbWv/431/memory.events" dev="sda1" ino=16527 res=1 kobject: 'loop2' (000000005729c317): kobject_uevent_env kobject: 'loop2' (000000005729c317): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000004a6c5c1e): kobject_uevent_env kobject: 'loop3' (000000004a6c5c1e): fill_kobj_path: path = '/devices/virtual/block/loop3' audit: type=1804 audit(1545245213.204:155): pid=21087 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor5" name="/root/syzkaller-testdir564270427/syzkaller.eYlbWv/431/memory.events" dev="sda1" ino=16527 res=1 kobject: 'loop0' (00000000ec65442a): kobject_uevent_env kobject: 'loop0' (00000000ec65442a): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (000000004a6c5c1e): kobject_uevent_env kobject: 'loop3' (000000004a6c5c1e): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (00000000b7fddff4): kobject_uevent_env kobject: 'loop4' (00000000b7fddff4): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (000000002b0d0855): kobject_uevent_env kobject: 'loop5' (000000002b0d0855): fill_kobj_path: path = '/devices/virtual/block/loop5' audit: type=1804 audit(1545245213.224:156): pid=21090 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor5" name="/root/syzkaller-testdir564270427/syzkaller.eYlbWv/431/memory.events" dev="sda1" ino=16527 res=1 kobject: 'loop3' (000000004a6c5c1e): kobject_uevent_env kobject: 'loop3' (000000004a6c5c1e): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop3' (000000004a6c5c1e): kobject_uevent_env kobject: 'loop3' (000000004a6c5c1e): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop3' (000000004a6c5c1e): kobject_uevent_env kobject: 'loop3' (000000004a6c5c1e): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (00000000b7fddff4): kobject_uevent_env kobject: 'loop4' (00000000b7fddff4): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000ec65442a): kobject_uevent_env kobject: 'loop0' (00000000ec65442a): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000002b0d0855): kobject_uevent_env kobject: 'loop5' (000000002b0d0855): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (000000005729c317): kobject_uevent_env kobject: 'loop2' (000000005729c317): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000001f1920c1): kobject_uevent_env kobject: 'loop1' (000000001f1920c1): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000005729c317): kobject_uevent_env kobject: 'loop2' (000000005729c317): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000004a6c5c1e): kobject_uevent_env kobject: 'loop3' (000000004a6c5c1e): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (000000005729c317): kobject_uevent_env kobject: 'loop2' (000000005729c317): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (000000002b0d0855): kobject_uevent_env kobject: 'loop5' (000000002b0d0855): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000001f1920c1): kobject_uevent_env kobject: 'loop1' (000000001f1920c1): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (000000004a6c5c1e): kobject_uevent_env kobject: 'loop3' (000000004a6c5c1e): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (00000000b7fddff4): kobject_uevent_env kobject: 'loop4' (00000000b7fddff4): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (000000005729c317): kobject_uevent_env kobject: 'loop2' (000000005729c317): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000004a6c5c1e): kobject_uevent_env kobject: 'loop3' (000000004a6c5c1e): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (00000000ec65442a): kobject_uevent_env kobject: 'loop0' (00000000ec65442a): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (000000001f1920c1): kobject_uevent_env kobject: 'loop1' (000000001f1920c1): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (000000004a6c5c1e): kobject_uevent_env kobject: 'loop3' (000000004a6c5c1e): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (000000005729c317): kobject_uevent_env kobject: 'loop2' (000000005729c317): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000004a6c5c1e): kobject_uevent_env kobject: 'loop3' (000000004a6c5c1e): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (000000001f1920c1): kobject_uevent_env kobject: 'loop1' (000000001f1920c1): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000005729c317): kobject_uevent_env kobject: 'loop2' (000000005729c317): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000004a6c5c1e): kobject_uevent_env kobject: 'loop3' (000000004a6c5c1e): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (00000000ec65442a): kobject_uevent_env kobject: 'loop0' (00000000ec65442a): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000b7fddff4): kobject_uevent_env kobject: 'loop4' (00000000b7fddff4): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (000000002b0d0855): kobject_uevent_env kobject: 'loop5' (000000002b0d0855): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (000000004a6c5c1e): kobject_uevent_env kobject: 'loop3' (000000004a6c5c1e): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (000000001f1920c1): kobject_uevent_env kobject: 'loop1' (000000001f1920c1): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000b7fddff4): kobject_uevent_env kobject: 'loop4' (00000000b7fddff4): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (000000005729c317): kobject_uevent_env kobject: 'loop2' (000000005729c317): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000b7fddff4): kobject_uevent_env kobject: 'loop4' (00000000b7fddff4): fill_kobj_path: path = '/devices/virtual/block/loop4'