====================================================== WARNING: possible circular locking dependency detected 4.20.0-rc6+ #184 Not tainted ------------------------------------------------------ syz-executor4/7848 is trying to acquire lock: 00000000462733b0 (&tbl->lock){+.-.}, at: neigh_change_state+0x1dc/0x7a0 net/core/neighbour.c:141 but task is already holding lock: 00000000115985c6 (&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 kobject: 'loop0' (00000000cf930fb3): kobject_uevent_env 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 kobject: 'loop0' (00000000cf930fb3): fill_kobj_path: path = '/devices/virtual/block/loop0' 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-executor4/7848: #0: 00000000e180d992 (rtnl_mutex){+.+.}, at: rtnl_lock+0x17/0x20 net/core/rtnetlink.c:77 #1: 00000000115985c6 (&n->lock){++--}, at: __neigh_update+0xe6/0x1eb0 net/core/neighbour.c:1203 stack backtrace: CPU: 1 PID: 7848 Comm: syz-executor4 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 kobject: 'loop2' (000000002083bbbc): kobject_uevent_env 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 kobject: 'loop2' (000000002083bbbc): fill_kobj_path: path = '/devices/virtual/block/loop2' netlink: 2 bytes leftover after parsing attributes in process `syz-executor0'. kobject: 'loop5' (00000000b6eb947f): kobject_uevent_env kobject: 'loop5' (00000000b6eb947f): fill_kobj_path: path = '/devices/virtual/block/loop5' lock_acquire+0x1ed/0x520 kernel/locking/lockdep.c:3844 syz-executor3 (7825) used greatest stack depth: 11496 bytes left __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 kobject: 'loop3' (0000000080b4e862): kobject_uevent_env kobject: 'loop3' (0000000080b4e862): fill_kobj_path: path = '/devices/virtual/block/loop3' __neigh_update+0x478/0x1eb0 net/core/neighbour.c:1302 kobject: 'loop1' (00000000c51da2f6): kobject_uevent_env 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:00007fca27f52c78 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: 00007fca27f536d4 R13: 00000000004c0acd R14: 00000000004d1c98 R15: 00000000ffffffff netlink: 2 bytes leftover after parsing attributes in process `syz-executor0'. kobject: 'loop1' (00000000c51da2f6): fill_kobj_path: path = '/devices/virtual/block/loop1' netlink: 2 bytes leftover after parsing attributes in process `syz-executor0'. kobject: 'nr0' (000000002faf5f90): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop0' (00000000cf930fb3): kobject_uevent_env kobject: 'loop0' (00000000cf930fb3): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'nr0' (000000002faf5f90): kobject_uevent_env kobject: 'nr0' (000000002faf5f90): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'loop2' (000000002083bbbc): kobject_uevent_env kobject: 'queues' (0000000090d91ec7): kobject_add_internal: parent: 'nr0', set: '' kobject: 'loop2' (000000002083bbbc): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'queues' (0000000090d91ec7): kobject_uevent_env kobject: 'loop1' (00000000c51da2f6): kobject_uevent_env kobject: 'queues' (0000000090d91ec7): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop1' (00000000c51da2f6): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'rx-0' (0000000091c77907): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (0000000091c77907): kobject_uevent_env kobject: 'rx-0' (0000000091c77907): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (00000000a78144cd): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (00000000a78144cd): kobject_uevent_env kobject: 'tx-0' (00000000a78144cd): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' netlink: 7 bytes leftover after parsing attributes in process `syz-executor1'. kobject: 'loop4' (00000000545cfc72): kobject_uevent_env netlink: 7 bytes leftover after parsing attributes in process `syz-executor1'. kobject: 'loop4' (00000000545cfc72): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (00000000b6eb947f): kobject_uevent_env netlink: 2 bytes leftover after parsing attributes in process `syz-executor0'. kobject: 'loop5' (00000000b6eb947f): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'tun0' (0000000089687347): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop0' (00000000cf930fb3): kobject_uevent_env kobject: 'loop0' (00000000cf930fb3): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (00000000c51da2f6): kobject_uevent_env kobject: 'tun0' (0000000089687347): kobject_uevent_env kobject: 'tun0' (0000000089687347): fill_kobj_path: path = '/devices/virtual/net/tun0' kobject: 'loop1' (00000000c51da2f6): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'queues' (000000002dbdd1a7): kobject_add_internal: parent: 'tun0', set: '' kobject: 'queues' (000000002dbdd1a7): kobject_uevent_env kobject: 'queues' (000000002dbdd1a7): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop2' (000000002083bbbc): kobject_uevent_env kobject: 'rx-0' (00000000b2efab20): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop2' (000000002083bbbc): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'rx-0' (00000000b2efab20): kobject_uevent_env kobject: 'rx-0' (00000000b2efab20): fill_kobj_path: path = '/devices/virtual/net/tun0/queues/rx-0' kobject: 'tx-0' (000000005c204267): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (000000005c204267): kobject_uevent_env kobject: 'tx-0' (000000005c204267): fill_kobj_path: path = '/devices/virtual/net/tun0/queues/tx-0' kobject: 'rx-0' (0000000091c77907): kobject_cleanup, parent 0000000090d91ec7 kobject: 'rx-0' (0000000091c77907): auto cleanup 'remove' event kobject: 'loop0' (00000000cf930fb3): kobject_uevent_env kobject: 'rx-0' (0000000091c77907): kobject_uevent_env kobject: 'loop0' (00000000cf930fb3): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rx-0' (0000000091c77907): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'loop2' (000000002083bbbc): kobject_uevent_env kobject: 'loop2' (000000002083bbbc): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'rx-0' (0000000091c77907): auto cleanup kobject_del kobject: 'rx-0' (0000000091c77907): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000a78144cd): kobject_cleanup, parent 0000000090d91ec7 kobject: 'tx-0' (00000000a78144cd): auto cleanup 'remove' event kobject: 'loop5' (00000000b6eb947f): kobject_uevent_env kobject: 'tx-0' (00000000a78144cd): kobject_uevent_env kobject: 'loop5' (00000000b6eb947f): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'tx-0' (00000000a78144cd): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'loop1' (00000000c51da2f6): kobject_uevent_env kobject: 'tx-0' (00000000a78144cd): auto cleanup kobject_del kobject: 'loop1' (00000000c51da2f6): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'tx-0' (00000000a78144cd): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (0000000090d91ec7): kobject_cleanup, parent (null) kobject: 'queues' (0000000090d91ec7): calling ktype release kobject: 'queues' (0000000090d91ec7): kset_release kobject: 'queues': free name kobject: 'nr0' (000000002faf5f90): kobject_uevent_env kobject: 'nr0' (000000002faf5f90): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'nr0' (000000001265152c): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'nr0' (000000001265152c): kobject_uevent_env kobject: 'nr0' (000000001265152c): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'queues' (0000000014b4e7f0): kobject_add_internal: parent: 'nr0', set: '' kobject: 'queues' (0000000014b4e7f0): kobject_uevent_env kobject: 'queues' (0000000014b4e7f0): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (00000000003c9f6f): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (00000000003c9f6f): kobject_uevent_env kobject: 'rx-0' (00000000003c9f6f): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (0000000017179266): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (0000000017179266): kobject_uevent_env kobject: 'tx-0' (0000000017179266): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'rx-0' (00000000003c9f6f): kobject_cleanup, parent 0000000014b4e7f0 kobject: 'rx-0' (00000000003c9f6f): auto cleanup 'remove' event kobject: 'rx-0' (00000000003c9f6f): kobject_uevent_env kobject: 'rx-0' (00000000003c9f6f): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (00000000003c9f6f): auto cleanup kobject_del kobject: 'rx-0' (00000000003c9f6f): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (0000000017179266): kobject_cleanup, parent 0000000014b4e7f0 kobject: 'tx-0' (0000000017179266): auto cleanup 'remove' event kobject: 'tx-0' (0000000017179266): kobject_uevent_env kobject: 'tx-0' (0000000017179266): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (0000000017179266): auto cleanup kobject_del kobject: 'tx-0' (0000000017179266): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (0000000014b4e7f0): kobject_cleanup, parent (null) kobject: 'queues' (0000000014b4e7f0): calling ktype release kobject: 'queues' (0000000014b4e7f0): kset_release kobject: 'queues': free name kobject: 'nr0' (000000001265152c): kobject_uevent_env kobject: 'nr0' (000000001265152c): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'tun1' (00000000a43c0372): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'tun1' (00000000a43c0372): kobject_uevent_env kobject: 'tun1' (00000000a43c0372): fill_kobj_path: path = '/devices/virtual/net/tun1' kobject: 'queues' (000000006d7d67c7): kobject_add_internal: parent: 'tun1', set: '' kobject: 'queues' (000000006d7d67c7): kobject_uevent_env kobject: 'queues' (000000006d7d67c7): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (00000000f73cebc6): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (00000000f73cebc6): kobject_uevent_env kobject: 'rx-0' (00000000f73cebc6): fill_kobj_path: path = '/devices/virtual/net/tun1/queues/rx-0' kobject: 'tx-0' (000000007ce59dcf): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (000000007ce59dcf): kobject_uevent_env kobject: 'tx-0' (000000007ce59dcf): fill_kobj_path: path = '/devices/virtual/net/tun1/queues/tx-0' kobject: 'nr0' (000000002faf5f90): kobject_cleanup, parent (null) kobject: 'nr0' (000000002faf5f90): calling ktype release kobject: 'nr0': free name kobject: 'rx-0' (00000000b2efab20): kobject_cleanup, parent 000000002dbdd1a7 kobject: 'rx-0' (00000000b2efab20): auto cleanup 'remove' event kobject: 'rx-0' (00000000b2efab20): kobject_uevent_env kobject: 'rx-0' (00000000b2efab20): fill_kobj_path: path = '/devices/virtual/net/tun0/queues/rx-0' kobject: 'rx-0' (00000000b2efab20): auto cleanup kobject_del kobject: 'rx-0' (00000000b2efab20): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (000000005c204267): kobject_cleanup, parent 000000002dbdd1a7 kobject: 'tx-0' (000000005c204267): auto cleanup 'remove' event kobject: 'tx-0' (000000005c204267): kobject_uevent_env kobject: 'tx-0' (000000005c204267): fill_kobj_path: path = '/devices/virtual/net/tun0/queues/tx-0' kobject: 'tx-0' (000000005c204267): auto cleanup kobject_del kobject: 'tx-0' (000000005c204267): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (000000002dbdd1a7): kobject_cleanup, parent (null) kobject: 'queues' (000000002dbdd1a7): calling ktype release kobject: 'queues' (000000002dbdd1a7): kset_release kobject: 'queues': free name kobject: 'tun0' (0000000089687347): kobject_uevent_env kobject: 'tun0' (0000000089687347): fill_kobj_path: path = '/devices/virtual/net/tun0' kobject: 'nr0' (000000001265152c): kobject_cleanup, parent (null) kobject: 'nr0' (000000001265152c): calling ktype release kobject: 'nr0': free name kobject: 'loop3' (0000000080b4e862): kobject_uevent_env kobject: 'loop3' (0000000080b4e862): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'tun0' (0000000089687347): kobject_cleanup, parent (null) kobject: '2' (00000000dae5b807): kobject_add_internal: parent: 'net', set: 'devices' audit: type=1804 audit(1545233739.986:33): pid=7944 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor2" name="/root/syzkaller-testdir909618924/syzkaller.iHMRBU/15/memory.events" dev="sda1" ino=16554 res=1 kobject: 'tun0' (0000000089687347): calling ktype release netlink: 2 bytes leftover after parsing attributes in process `syz-executor0'. kobject: '2' (00000000dae5b807): kobject_uevent_env kobject: 'tun0': free name audit: type=1804 audit(1545233740.056:34): pid=7955 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor2" name="/root/syzkaller-testdir909618924/syzkaller.iHMRBU/15/memory.events" dev="sda1" ino=16554 res=1 kobject: '2' (00000000dae5b807): fill_kobj_path: path = '/devices/virtual/net/2' audit: type=1804 audit(1545233740.086:35): pid=7955 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor2" name="/root/syzkaller-testdir909618924/syzkaller.iHMRBU/15/memory.events" dev="sda1" ino=16554 res=1 kobject: 'queues' (00000000021bf7ea): kobject_add_internal: parent: '2', set: '' kobject: 'loop2' (000000002083bbbc): kobject_uevent_env kobject: 'queues' (00000000021bf7ea): kobject_uevent_env kobject: 'loop2' (000000002083bbbc): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'queues' (00000000021bf7ea): kobject_uevent_env: filter function caused the event to drop! audit: type=1804 audit(1545233740.206:36): pid=7966 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor2" name="/root/syzkaller-testdir909618924/syzkaller.iHMRBU/16/memory.events" dev="sda1" ino=16554 res=1 kobject: 'rx-0' (00000000e6b02751): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (00000000e6b02751): kobject_uevent_env kobject: 'rx-0' (00000000e6b02751): fill_kobj_path: path = '/devices/virtual/net/2/queues/rx-0' kobject: 'loop2' (000000002083bbbc): kobject_uevent_env kobject: 'tx-0' (0000000067f77d5f): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop2' (000000002083bbbc): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'tx-0' (0000000067f77d5f): kobject_uevent_env kobject: 'tx-0' (0000000067f77d5f): fill_kobj_path: path = '/devices/virtual/net/2/queues/tx-0' audit: type=1804 audit(1545233740.336:37): pid=7977 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor2" name="/root/syzkaller-testdir909618924/syzkaller.iHMRBU/17/memory.events" dev="sda1" ino=16554 res=1 kobject: 'loop2' (000000002083bbbc): kobject_uevent_env kobject: 'brif' (0000000037dfa5d4): kobject_add_internal: parent: '2', set: '' kobject: 'loop2' (000000002083bbbc): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'nr0' (000000002124b9dc): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'nr0' (000000002124b9dc): kobject_uevent_env kobject: 'nr0' (000000002124b9dc): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'queues' (00000000f53ebc2b): kobject_add_internal: parent: 'nr0', set: '' kobject: 'queues' (00000000f53ebc2b): kobject_uevent_env kobject: 'queues' (00000000f53ebc2b): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (00000000b009867a): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (00000000b009867a): kobject_uevent_env kobject: 'rx-0' (00000000b009867a): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (0000000037ca60fc): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (0000000037ca60fc): kobject_uevent_env kobject: 'tx-0' (0000000037ca60fc): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'rx-0' (00000000f73cebc6): kobject_cleanup, parent 000000006d7d67c7 kobject: 'loop1' (00000000c51da2f6): kobject_uevent_env kobject: 'loop1' (00000000c51da2f6): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'rx-0' (00000000f73cebc6): auto cleanup 'remove' event kobject: 'rx-0' (00000000f73cebc6): kobject_uevent_env kobject: 'loop5' (00000000b6eb947f): kobject_uevent_env kobject: 'rx-0' (00000000f73cebc6): fill_kobj_path: path = '/devices/virtual/net/tun1/queues/rx-0' kobject: 'loop5' (00000000b6eb947f): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'rx-0' (00000000f73cebc6): auto cleanup kobject_del kobject: 'rx-0' (00000000f73cebc6): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (000000007ce59dcf): kobject_cleanup, parent 000000006d7d67c7 kobject: 'tx-0' (000000007ce59dcf): auto cleanup 'remove' event kobject: 'tx-0' (000000007ce59dcf): kobject_uevent_env kobject: 'tx-0' (000000007ce59dcf): fill_kobj_path: path = '/devices/virtual/net/tun1/queues/tx-0' kobject: 'tx-0' (000000007ce59dcf): auto cleanup kobject_del kobject: 'tx-0' (000000007ce59dcf): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (000000006d7d67c7): kobject_cleanup, parent (null) kobject: 'queues' (000000006d7d67c7): calling ktype release kobject: 'queues' (000000006d7d67c7): kset_release kobject: 'queues': free name kobject: 'tun1' (00000000a43c0372): kobject_uevent_env kobject: 'tun1' (00000000a43c0372): fill_kobj_path: path = '/devices/virtual/net/tun1' kobject: 'rx-0' (00000000b009867a): kobject_cleanup, parent 00000000f53ebc2b kobject: 'rx-0' (00000000b009867a): auto cleanup 'remove' event kobject: 'rx-0' (00000000b009867a): kobject_uevent_env kobject: 'rx-0' (00000000b009867a): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'loop0' (00000000cf930fb3): kobject_uevent_env kobject: 'rx-0' (00000000b009867a): auto cleanup kobject_del kobject: 'loop0' (00000000cf930fb3): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rx-0' (00000000b009867a): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (0000000037ca60fc): kobject_cleanup, parent 00000000f53ebc2b kobject: 'tx-0' (0000000037ca60fc): auto cleanup 'remove' event kobject: 'tx-0' (0000000037ca60fc): kobject_uevent_env kobject: 'tx-0' (0000000037ca60fc): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (0000000037ca60fc): auto cleanup kobject_del kobject: 'tx-0' (0000000037ca60fc): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000f53ebc2b): kobject_cleanup, parent (null) kobject: 'queues' (00000000f53ebc2b): calling ktype release kobject: 'queues' (00000000f53ebc2b): kset_release kobject: 'queues': free name kobject: 'nr0' (000000002124b9dc): kobject_uevent_env kobject: 'nr0' (000000002124b9dc): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'tun1' (00000000a43c0372): kobject_cleanup, parent (null) kobject: 'tun1' (00000000a43c0372): calling ktype release kobject: 'tun1': free name kobject: 'nr0' (000000002124b9dc): kobject_cleanup, parent (null) kobject: 'nr0' (000000002124b9dc): calling ktype release kobject: 'nr0': free name kobject: 'loop3' (0000000080b4e862): kobject_uevent_env netlink: 2 bytes leftover after parsing attributes in process `syz-executor0'. kobject: '3' (000000000407005b): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop3' (0000000080b4e862): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (00000000545cfc72): kobject_uevent_env audit: type=1804 audit(1545233741.046:38): pid=7991 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor2" name="/root/syzkaller-testdir909618924/syzkaller.iHMRBU/18/memory.events" dev="sda1" ino=16554 res=1 kobject: 'loop4' (00000000545cfc72): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (000000002083bbbc): kobject_uevent_env kobject: '3' (000000000407005b): kobject_uevent_env kobject: 'loop2' (000000002083bbbc): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: '3' (000000000407005b): fill_kobj_path: path = '/devices/virtual/net/3' kobject: 'queues' (0000000017c04db9): kobject_add_internal: parent: '3', set: '' kobject: 'queues' (0000000017c04db9): kobject_uevent_env audit: type=1804 audit(1545233741.186:39): pid=8015 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor2" name="/root/syzkaller-testdir909618924/syzkaller.iHMRBU/19/memory.events" dev="sda1" ino=16554 res=1 kobject: 'queues' (0000000017c04db9): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (00000000e9bb717b): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (00000000e9bb717b): kobject_uevent_env kobject: 'rx-0' (00000000e9bb717b): fill_kobj_path: path = '/devices/virtual/net/3/queues/rx-0' kobject: 'loop2' (000000002083bbbc): kobject_uevent_env kobject: 'tx-0' (0000000067286a67): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop2' (000000002083bbbc): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'tx-0' (0000000067286a67): kobject_uevent_env kobject: 'tx-0' (0000000067286a67): fill_kobj_path: path = '/devices/virtual/net/3/queues/tx-0' audit: type=1804 audit(1545233741.346:40): pid=8023 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor2" name="/root/syzkaller-testdir909618924/syzkaller.iHMRBU/20/memory.events" dev="sda1" ino=16554 res=1 kobject: 'brif' (00000000ac12d140): kobject_add_internal: parent: '3', set: '' kobject: 'loop2' (000000002083bbbc): kobject_uevent_env kobject: 'loop2' (000000002083bbbc): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'tun0' (000000004fd27119): kobject_add_internal: parent: 'net', set: 'devices' audit: type=1804 audit(1545233741.436:41): pid=8028 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor2" name="/root/syzkaller-testdir909618924/syzkaller.iHMRBU/21/memory.events" dev="sda1" ino=16554 res=1 kobject: 'tun0' (000000004fd27119): kobject_uevent_env kobject: 'tun0' (000000004fd27119): fill_kobj_path: path = '/devices/virtual/net/tun0' kobject: 'queues' (00000000f449c8f1): kobject_add_internal: parent: 'tun0', set: '' kobject: 'queues' (00000000f449c8f1): kobject_uevent_env kobject: 'loop2' (000000002083bbbc): kobject_uevent_env kobject: 'queues' (00000000f449c8f1): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop2' (000000002083bbbc): fill_kobj_path: path = '/devices/virtual/block/loop2' audit: type=1804 audit(1545233741.516:42): pid=8031 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor2" name="/root/syzkaller-testdir909618924/syzkaller.iHMRBU/22/memory.events" dev="sda1" ino=16554 res=1 kobject: 'rx-0' (00000000e504f344): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop1' (00000000c51da2f6): kobject_uevent_env kobject: 'rx-0' (00000000e504f344): kobject_uevent_env kobject: 'loop1' (00000000c51da2f6): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'rx-0' (00000000e504f344): fill_kobj_path: path = '/devices/virtual/net/tun0/queues/rx-0' kobject: 'tx-0' (00000000b3d366c9): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (00000000b3d366c9): kobject_uevent_env kobject: 'tx-0' (00000000b3d366c9): fill_kobj_path: path = '/devices/virtual/net/tun0/queues/tx-0' kobject: 'loop2' (000000002083bbbc): kobject_uevent_env kobject: 'loop2' (000000002083bbbc): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'nr0' (000000004e556e86): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'nr0' (000000004e556e86): kobject_uevent_env kobject: 'nr0' (000000004e556e86): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'queues' (00000000b8e13371): kobject_add_internal: parent: 'nr0', set: '' kobject: 'queues' (00000000b8e13371): kobject_uevent_env kobject: 'queues' (00000000b8e13371): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop5' (00000000b6eb947f): kobject_uevent_env kobject: 'rx-0' (0000000073998425): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop5' (00000000b6eb947f): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'rx-0' (0000000073998425): kobject_uevent_env kobject: 'rx-0' (0000000073998425): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (000000006ea85706): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (000000006ea85706): kobject_uevent_env kobject: 'tx-0' (000000006ea85706): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'nr0' (000000003a224c15): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop0' (00000000cf930fb3): kobject_uevent_env kobject: 'loop0' (00000000cf930fb3): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'nr0' (000000003a224c15): kobject_uevent_env kobject: 'nr0' (000000003a224c15): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'queues' (00000000f4002b85): kobject_add_internal: parent: 'nr0', set: '' kobject: 'queues' (00000000f4002b85): kobject_uevent_env kobject: 'queues' (00000000f4002b85): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (000000000996ec23): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (000000000996ec23): kobject_uevent_env kobject: 'rx-0' (000000000996ec23): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (00000000e1007c61): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (00000000e1007c61): kobject_uevent_env kobject: 'tx-0' (00000000e1007c61): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'rx-0' (00000000e504f344): kobject_cleanup, parent 00000000f449c8f1 kobject: 'rx-0' (00000000e504f344): auto cleanup 'remove' event kobject: 'rx-0' (00000000e504f344): kobject_uevent_env kobject: 'rx-0' (00000000e504f344): fill_kobj_path: path = '/devices/virtual/net/tun0/queues/rx-0' kobject: 'rx-0' (00000000e504f344): auto cleanup kobject_del kobject: 'rx-0' (00000000e504f344): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000b3d366c9): kobject_cleanup, parent 00000000f449c8f1 kobject: 'tx-0' (00000000b3d366c9): auto cleanup 'remove' event kobject: 'tx-0' (00000000b3d366c9): kobject_uevent_env kobject: 'tx-0' (00000000b3d366c9): fill_kobj_path: path = '/devices/virtual/net/tun0/queues/tx-0' kobject: 'tx-0' (00000000b3d366c9): auto cleanup kobject_del kobject: 'tx-0' (00000000b3d366c9): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000f449c8f1): kobject_cleanup, parent (null) kobject: 'queues' (00000000f449c8f1): calling ktype release kobject: 'queues' (00000000f449c8f1): kset_release kobject: 'queues': free name kobject: 'tun0' (000000004fd27119): kobject_uevent_env kobject: 'tun0' (000000004fd27119): fill_kobj_path: path = '/devices/virtual/net/tun0' kobject: 'rx-0' (0000000073998425): kobject_cleanup, parent 00000000b8e13371 kobject: 'rx-0' (0000000073998425): auto cleanup 'remove' event kobject: 'rx-0' (0000000073998425): kobject_uevent_env kobject: 'rx-0' (0000000073998425): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (0000000073998425): auto cleanup kobject_del kobject: 'rx-0' (0000000073998425): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (000000006ea85706): kobject_cleanup, parent 00000000b8e13371 kobject: 'tx-0' (000000006ea85706): auto cleanup 'remove' event kobject: 'tx-0' (000000006ea85706): kobject_uevent_env kobject: 'tx-0' (000000006ea85706): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (000000006ea85706): auto cleanup kobject_del kobject: 'tx-0' (000000006ea85706): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000b8e13371): kobject_cleanup, parent (null) kobject: 'queues' (00000000b8e13371): calling ktype release kobject: 'queues' (00000000b8e13371): kset_release kobject: 'queues': free name kobject: 'nr0' (000000004e556e86): kobject_uevent_env kobject: 'nr0' (000000004e556e86): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'rx-0' (000000000996ec23): kobject_cleanup, parent 00000000f4002b85 kobject: 'rx-0' (000000000996ec23): auto cleanup 'remove' event kobject: 'rx-0' (000000000996ec23): kobject_uevent_env kobject: 'rx-0' (000000000996ec23): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (000000000996ec23): auto cleanup kobject_del kobject: 'rx-0' (000000000996ec23): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000e1007c61): kobject_cleanup, parent 00000000f4002b85 kobject: 'tx-0' (00000000e1007c61): auto cleanup 'remove' event kobject: 'tx-0' (00000000e1007c61): kobject_uevent_env kobject: 'tx-0' (00000000e1007c61): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (00000000e1007c61): auto cleanup kobject_del kobject: 'tx-0' (00000000e1007c61): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000f4002b85): kobject_cleanup, parent (null) kobject: 'queues' (00000000f4002b85): calling ktype release kobject: 'queues' (00000000f4002b85): kset_release kobject: 'queues': free name kobject: 'nr0' (000000003a224c15): kobject_uevent_env kobject: 'nr0' (000000003a224c15): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'tun0' (000000004fd27119): kobject_cleanup, parent (null) kobject: 'nr0' (000000004e556e86): kobject_cleanup, parent (null) kobject: 'tun0' (000000004fd27119): calling ktype release kobject: 'nr0' (000000004e556e86): calling ktype release kobject: 'tun0': free name kobject: 'nr0': free name kobject: 'nr0' (000000003a224c15): kobject_cleanup, parent (null) kobject: 'nr0' (000000003a224c15): calling ktype release netlink: 2 bytes leftover after parsing attributes in process `syz-executor0'. kobject: 'loop4' (00000000545cfc72): kobject_uevent_env kobject: 'loop4' (00000000545cfc72): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'nr0': free name kobject: 'loop3' (0000000080b4e862): kobject_uevent_env kobject: 'loop3' (0000000080b4e862): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'tun0' (000000008d3a84e7): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop1' (00000000c51da2f6): kobject_uevent_env kobject: 'loop1' (00000000c51da2f6): fill_kobj_path: path = '/devices/virtual/block/loop1' netlink: 2 bytes leftover after parsing attributes in process `syz-executor0'. kobject: 'loop5' (00000000b6eb947f): kobject_uevent_env kobject: 'tun0' (000000008d3a84e7): kobject_uevent_env kobject: 'tun0' (000000008d3a84e7): fill_kobj_path: path = '/devices/virtual/net/tun0' kobject: 'queues' (000000004e020f56): kobject_add_internal: parent: 'tun0', set: '' kobject: 'loop5' (00000000b6eb947f): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'queues' (000000004e020f56): kobject_uevent_env kobject: 'loop0' (00000000cf930fb3): kobject_uevent_env kobject: 'loop0' (00000000cf930fb3): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'queues' (000000004e020f56): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop2' (000000002083bbbc): kobject_uevent_env kobject: 'loop2' (000000002083bbbc): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'rx-0' (000000001c38c1bf): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (000000001c38c1bf): kobject_uevent_env kobject: 'loop2' (000000002083bbbc): kobject_uevent_env kobject: 'rx-0' (000000001c38c1bf): fill_kobj_path: path = '/devices/virtual/net/tun0/queues/rx-0' kobject: 'loop2' (000000002083bbbc): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'tx-0' (000000006a858916): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (000000006a858916): kobject_uevent_env kobject: 'tx-0' (000000006a858916): fill_kobj_path: path = '/devices/virtual/net/tun0/queues/tx-0' kobject: 'nr0' (000000003af4fe62): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'nr0' (000000003af4fe62): kobject_uevent_env kobject: 'nr0' (000000003af4fe62): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'queues' (00000000ef1a4603): kobject_add_internal: parent: 'nr0', set: '' kobject: 'queues' (00000000ef1a4603): kobject_uevent_env kobject: 'queues' (00000000ef1a4603): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop2' (000000002083bbbc): kobject_uevent_env kobject: 'rx-0' (000000002232f9e7): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (000000002232f9e7): kobject_uevent_env kobject: 'loop2' (000000002083bbbc): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'rx-0' (000000002232f9e7): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (0000000054cab106): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (0000000054cab106): kobject_uevent_env kobject: 'tx-0' (0000000054cab106): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'loop2' (000000002083bbbc): kobject_uevent_env kobject: 'loop2' (000000002083bbbc): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'rx-0' (000000001c38c1bf): kobject_cleanup, parent 000000004e020f56 kobject: 'rx-0' (000000001c38c1bf): auto cleanup 'remove' event kobject: 'rx-0' (000000001c38c1bf): kobject_uevent_env kobject: 'rx-0' (000000001c38c1bf): fill_kobj_path: path = '/devices/virtual/net/tun0/queues/rx-0' kobject: 'rx-0' (000000001c38c1bf): auto cleanup kobject_del kobject: 'rx-0' (000000001c38c1bf): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (000000006a858916): kobject_cleanup, parent 000000004e020f56 kobject: 'tx-0' (000000006a858916): auto cleanup 'remove' event kobject: 'tx-0' (000000006a858916): kobject_uevent_env kobject: 'tx-0' (000000006a858916): fill_kobj_path: path = '/devices/virtual/net/tun0/queues/tx-0' kobject: 'tx-0' (000000006a858916): auto cleanup kobject_del kobject: 'tx-0' (000000006a858916): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (000000004e020f56): kobject_cleanup, parent (null) kobject: 'queues' (000000004e020f56): calling ktype release kobject: 'queues' (000000004e020f56): kset_release kobject: 'queues': free name kobject: 'tun0' (000000008d3a84e7): kobject_uevent_env kobject: 'tun0' (000000008d3a84e7): fill_kobj_path: path = '/devices/virtual/net/tun0' kobject: 'nr0' (00000000e3f96b77): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'nr0' (00000000e3f96b77): kobject_uevent_env kobject: 'nr0' (00000000e3f96b77): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'queues' (00000000964a95a9): kobject_add_internal: parent: 'nr0', set: '' kobject: 'queues' (00000000964a95a9): kobject_uevent_env kobject: 'queues' (00000000964a95a9): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (00000000c50550b2): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (00000000c50550b2): kobject_uevent_env kobject: 'rx-0' (00000000c50550b2): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (00000000114b9bb8): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (00000000114b9bb8): kobject_uevent_env kobject: 'tx-0' (00000000114b9bb8): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tun0' (000000008d3a84e7): kobject_cleanup, parent (null) kobject: 'rx-0' (000000002232f9e7): kobject_cleanup, parent 00000000ef1a4603 kobject: 'tun0' (000000008d3a84e7): calling ktype release kobject: 'rx-0' (000000002232f9e7): auto cleanup 'remove' event kobject: 'rx-0' (000000002232f9e7): kobject_uevent_env kobject: 'tun0': free name kobject: 'rx-0' (000000002232f9e7): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'loop0' (00000000cf930fb3): kobject_uevent_env kobject: 'loop0' (00000000cf930fb3): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rx-0' (000000002232f9e7): auto cleanup kobject_del kobject: 'loop5' (00000000b6eb947f): kobject_uevent_env kobject: 'rx-0' (000000002232f9e7): calling ktype release netlink: 2 bytes leftover after parsing attributes in process `syz-executor0'. kobject: 'loop5' (00000000b6eb947f): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'rx-0': free name kobject: 'loop4' (00000000545cfc72): kobject_uevent_env kobject: 'tx-0' (0000000054cab106): kobject_cleanup, parent 00000000ef1a4603 netlink: 2 bytes leftover after parsing attributes in process `syz-executor4'. kobject: 'loop4' (00000000545cfc72): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'tx-0' (0000000054cab106): auto cleanup 'remove' event kobject: 'tx-0' (0000000054cab106): kobject_uevent_env kobject: 'tx-0' (0000000054cab106): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'loop2' (000000002083bbbc): kobject_uevent_env kobject: 'tx-0' (0000000054cab106): auto cleanup kobject_del kobject: 'loop2' (000000002083bbbc): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'tx-0' (0000000054cab106): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000ef1a4603): kobject_cleanup, parent (null) kobject: 'queues' (00000000ef1a4603): calling ktype release kobject: 'queues' (00000000ef1a4603): kset_release kobject: 'queues': free name kobject: 'nr0' (000000003af4fe62): kobject_uevent_env kobject: 'nr0' (000000003af4fe62): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'rx-0' (00000000c50550b2): kobject_cleanup, parent 00000000964a95a9 kobject: 'rx-0' (00000000c50550b2): auto cleanup 'remove' event kobject: 'rx-0' (00000000c50550b2): kobject_uevent_env kobject: 'rx-0' (00000000c50550b2): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (00000000c50550b2): auto cleanup kobject_del kobject: 'rx-0' (00000000c50550b2): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000114b9bb8): kobject_cleanup, parent 00000000964a95a9 kobject: 'tx-0' (00000000114b9bb8): auto cleanup 'remove' event kobject: 'tx-0' (00000000114b9bb8): kobject_uevent_env kobject: 'tx-0' (00000000114b9bb8): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (00000000114b9bb8): auto cleanup kobject_del kobject: 'tx-0' (00000000114b9bb8): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000964a95a9): kobject_cleanup, parent (null) kobject: 'queues' (00000000964a95a9): calling ktype release kobject: 'queues' (00000000964a95a9): kset_release kobject: 'queues': free name kobject: 'nr0' (00000000e3f96b77): kobject_uevent_env kobject: 'nr0' (00000000e3f96b77): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'nr0' (000000003af4fe62): kobject_cleanup, parent (null) kobject: 'nr0' (000000003af4fe62): calling ktype release kobject: 'nr0': free name kobject: 'loop4' (00000000545cfc72): kobject_uevent_env kobject: 'nr0' (00000000e3f96b77): kobject_cleanup, parent (null) kobject: 'loop4' (00000000545cfc72): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'nr0' (00000000e3f96b77): calling ktype release kobject: 'nr0': free name kobject: 'loop3' (0000000080b4e862): kobject_uevent_env kobject: 'loop3' (0000000080b4e862): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (00000000cf930fb3): kobject_uevent_env kobject: 'nr0' (00000000353b93c8): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop0' (00000000cf930fb3): fill_kobj_path: path = '/devices/virtual/block/loop0' netlink: 2 bytes leftover after parsing attributes in process `syz-executor0'. kobject: 'loop5' (00000000b6eb947f): kobject_uevent_env kobject: 'loop5' (00000000b6eb947f): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (00000000c51da2f6): kobject_uevent_env kobject: 'loop1' (00000000c51da2f6): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'nr0' (00000000353b93c8): kobject_uevent_env kobject: 'loop2' (000000002083bbbc): kobject_uevent_env kobject: 'loop2' (000000002083bbbc): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'nr0' (00000000353b93c8): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'loop4' (00000000545cfc72): kobject_uevent_env kobject: 'queues' (0000000010f25e9a): kobject_add_internal: parent: 'nr0', set: '' kobject: 'loop4' (00000000545cfc72): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'queues' (0000000010f25e9a): kobject_uevent_env kobject: 'queues' (0000000010f25e9a): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (000000005eaa0ff4): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (000000005eaa0ff4): kobject_uevent_env kobject: 'rx-0' (000000005eaa0ff4): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (000000005458c561): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (000000005458c561): kobject_uevent_env kobject: 'tx-0' (000000005458c561): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'nr0' (0000000027ae8183): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop4' (00000000545cfc72): kobject_uevent_env kobject: 'loop4' (00000000545cfc72): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (000000002083bbbc): kobject_uevent_env kobject: 'nr0' (0000000027ae8183): kobject_uevent_env kobject: 'loop2' (000000002083bbbc): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'nr0' (0000000027ae8183): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'loop0' (00000000cf930fb3): kobject_uevent_env kobject: 'queues' (0000000036a13a44): kobject_add_internal: parent: 'nr0', set: '' kobject: 'loop0' (00000000cf930fb3): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (00000000b6eb947f): kobject_uevent_env kobject: 'queues' (0000000036a13a44): kobject_uevent_env kobject: 'loop5' (00000000b6eb947f): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'queues' (0000000036a13a44): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (000000004be7a23c): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (000000004be7a23c): kobject_uevent_env netlink: 2 bytes leftover after parsing attributes in process `syz-executor0'. kobject: 'rx-0' (000000004be7a23c): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (0000000036e75527): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (0000000036e75527): kobject_uevent_env kobject: 'tx-0' (0000000036e75527): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'loop4' (00000000545cfc72): kobject_uevent_env kobject: 'loop4' (00000000545cfc72): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rx-0' (000000005eaa0ff4): kobject_cleanup, parent 0000000010f25e9a kobject: 'rx-0' (000000005eaa0ff4): auto cleanup 'remove' event kobject: 'loop2' (000000002083bbbc): kobject_uevent_env kobject: 'loop2' (000000002083bbbc): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'rx-0' (000000005eaa0ff4): kobject_uevent_env kobject: 'rx-0' (000000005eaa0ff4): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (000000005eaa0ff4): auto cleanup kobject_del kobject: 'rx-0' (000000005eaa0ff4): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (000000005458c561): kobject_cleanup, parent 0000000010f25e9a kobject: 'tx-0' (000000005458c561): auto cleanup 'remove' event kobject: 'tx-0' (000000005458c561): kobject_uevent_env kobject: 'tx-0' (000000005458c561): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (000000005458c561): auto cleanup kobject_del kobject: 'tx-0' (000000005458c561): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (0000000010f25e9a): kobject_cleanup, parent (null) kobject: 'queues' (0000000010f25e9a): calling ktype release kobject: 'queues' (0000000010f25e9a): kset_release kobject: 'queues': free name kobject: 'nr0' (00000000353b93c8): kobject_uevent_env kobject: 'nr0' (00000000353b93c8): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'rx-0' (000000004be7a23c): kobject_cleanup, parent 0000000036a13a44 kobject: 'loop5' (00000000b6eb947f): kobject_uevent_env kobject: 'rx-0' (000000004be7a23c): auto cleanup 'remove' event kobject: 'loop5' (00000000b6eb947f): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'rx-0' (000000004be7a23c): kobject_uevent_env kobject: 'rx-0' (000000004be7a23c): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'loop0' (00000000cf930fb3): kobject_uevent_env kobject: 'rx-0' (000000004be7a23c): auto cleanup kobject_del kobject: 'loop0' (00000000cf930fb3): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rx-0' (000000004be7a23c): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (0000000036e75527): kobject_cleanup, parent 0000000036a13a44 kobject: 'tx-0' (0000000036e75527): auto cleanup 'remove' event kobject: 'tx-0' (0000000036e75527): kobject_uevent_env kobject: 'tx-0' (0000000036e75527): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (0000000036e75527): auto cleanup kobject_del kobject: 'tx-0' (0000000036e75527): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (0000000036a13a44): kobject_cleanup, parent (null) kobject: 'queues' (0000000036a13a44): calling ktype release kobject: 'queues' (0000000036a13a44): kset_release kobject: 'queues': free name kobject: 'nr0' (0000000027ae8183): kobject_uevent_env kobject: 'nr0' (0000000027ae8183): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'nr0' (00000000353b93c8): kobject_cleanup, parent (null) kobject: 'nr0' (00000000353b93c8): calling ktype release kobject: 'nr0': free name kobject: 'loop3' (0000000080b4e862): kobject_uevent_env kobject: 'loop3' (0000000080b4e862): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'nr0' (0000000027ae8183): kobject_cleanup, parent (null) kobject: 'nr0' (0000000027ae8183): calling ktype release kobject: 'nr0': free name kobject: 'loop1' (00000000c51da2f6): kobject_uevent_env kobject: 'loop1' (00000000c51da2f6): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'nr0' (0000000084e19661): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop5' (00000000b6eb947f): kobject_uevent_env kobject: 'loop5' (00000000b6eb947f): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (00000000cf930fb3): kobject_uevent_env kauditd_printk_skb: 15 callbacks suppressed audit: type=1804 audit(1545233745.076:58): pid=8193 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor2" name="/root/syzkaller-testdir909618924/syzkaller.iHMRBU/34/memory.events" dev="sda1" ino=16585 res=1 kobject: 'loop0' (00000000cf930fb3): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'nr0' (0000000084e19661): kobject_uevent_env kobject: 'nr0' (0000000084e19661): fill_kobj_path: path = '/devices/virtual/net/nr0' audit: type=1804 audit(1545233745.126:59): pid=8191 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor1" name="/root/syzkaller-testdir810396714/syzkaller.q0hyby/21/memory.events" dev="sda1" ino=16584 res=1 kobject: 'queues' (00000000f5d679b1): kobject_add_internal: parent: 'nr0', set: '' kobject: 'queues' (00000000f5d679b1): kobject_uevent_env kobject: 'loop4' (00000000545cfc72): kobject_uevent_env kobject: 'loop4' (00000000545cfc72): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'queues' (00000000f5d679b1): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop2' (000000002083bbbc): kobject_uevent_env kobject: 'rx-0' (000000004df1178c): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop2' (000000002083bbbc): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'rx-0' (000000004df1178c): kobject_uevent_env kobject: 'loop0' (00000000cf930fb3): kobject_uevent_env kobject: 'rx-0' (000000004df1178c): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'loop0' (00000000cf930fb3): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'tx-0' (00000000e49e9cce): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop4' (00000000545cfc72): kobject_uevent_env kobject: 'tx-0' (00000000e49e9cce): kobject_uevent_env kobject: 'loop4' (00000000545cfc72): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'tx-0' (00000000e49e9cce): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'loop2' (000000002083bbbc): kobject_uevent_env kobject: 'loop2' (000000002083bbbc): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000c51da2f6): kobject_uevent_env kobject: 'loop1' (00000000c51da2f6): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (00000000cf930fb3): kobject_uevent_env kobject: 'loop0' (00000000cf930fb3): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rx-0' (000000004df1178c): kobject_cleanup, parent 00000000f5d679b1 kobject: 'loop5' (00000000b6eb947f): kobject_uevent_env kobject: 'rx-0' (000000004df1178c): auto cleanup 'remove' event kobject: 'loop5' (00000000b6eb947f): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'rx-0' (000000004df1178c): kobject_uevent_env kobject: 'rx-0' (000000004df1178c): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (000000004df1178c): auto cleanup kobject_del kobject: 'rx-0' (000000004df1178c): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000e49e9cce): kobject_cleanup, parent 00000000f5d679b1 kobject: 'tx-0' (00000000e49e9cce): auto cleanup 'remove' event kobject: 'tx-0' (00000000e49e9cce): kobject_uevent_env kobject: 'tx-0' (00000000e49e9cce): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (00000000e49e9cce): auto cleanup kobject_del kobject: 'tx-0' (00000000e49e9cce): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000f5d679b1): kobject_cleanup, parent (null) kobject: 'queues' (00000000f5d679b1): calling ktype release kobject: 'queues' (00000000f5d679b1): kset_release kobject: 'queues': free name kobject: 'nr0' (0000000084e19661): kobject_uevent_env kobject: 'nr0' (0000000084e19661): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'nr0' (0000000084e19661): kobject_cleanup, parent (null) kobject: 'nr0' (0000000084e19661): calling ktype release kobject: 'nr0': free name kobject: 'loop3' (0000000080b4e862): kobject_uevent_env kobject: 'loop3' (0000000080b4e862): fill_kobj_path: path = '/devices/virtual/block/loop3' audit: type=1804 audit(1545233745.686:60): pid=8216 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor2" name="/root/syzkaller-testdir909618924/syzkaller.iHMRBU/35/memory.events" dev="sda1" ino=16581 res=1 kobject: 'loop0' (00000000cf930fb3): kobject_uevent_env kobject: 'loop0' (00000000cf930fb3): fill_kobj_path: path = '/devices/virtual/block/loop0' audit: type=1804 audit(1545233745.726:61): pid=8218 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor1" name="/root/syzkaller-testdir810396714/syzkaller.q0hyby/22/memory.events" dev="sda1" ino=16582 res=1 kobject: 'nr0' (0000000056759ab4): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop4' (00000000545cfc72): kobject_uevent_env kobject: 'loop4' (00000000545cfc72): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (000000002083bbbc): kobject_uevent_env kobject: 'loop2' (000000002083bbbc): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'nr0' (0000000056759ab4): kobject_uevent_env kobject: 'loop5' (00000000b6eb947f): kobject_uevent_env audit: type=1804 audit(1545233745.836:62): pid=8226 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor2" name="/root/syzkaller-testdir909618924/syzkaller.iHMRBU/36/memory.events" dev="sda1" ino=16570 res=1 kobject: 'nr0' (0000000056759ab4): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'loop5' (00000000b6eb947f): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (00000000c51da2f6): kobject_uevent_env audit: type=1804 audit(1545233745.876:63): pid=8234 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor1" name="/root/syzkaller-testdir810396714/syzkaller.q0hyby/23/memory.events" dev="sda1" ino=16582 res=1 kobject: 'loop1' (00000000c51da2f6): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'queues' (0000000091f328d2): kobject_add_internal: parent: 'nr0', set: '' kobject: 'loop0' (00000000cf930fb3): kobject_uevent_env kobject: 'queues' (0000000091f328d2): kobject_uevent_env kobject: 'loop0' (00000000cf930fb3): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000002083bbbc): kobject_uevent_env kobject: 'queues' (0000000091f328d2): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop2' (000000002083bbbc): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000c51da2f6): kobject_uevent_env kobject: 'rx-0' (00000000ce26abcf): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop1' (00000000c51da2f6): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'rx-0' (00000000ce26abcf): kobject_uevent_env kobject: 'rx-0' (00000000ce26abcf): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (0000000001c783f1): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (0000000001c783f1): kobject_uevent_env kobject: 'tx-0' (0000000001c783f1): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'rx-0' (00000000ce26abcf): kobject_cleanup, parent 0000000091f328d2 kobject: 'rx-0' (00000000ce26abcf): auto cleanup 'remove' event kobject: 'rx-0' (00000000ce26abcf): kobject_uevent_env kobject: 'loop5' (00000000b6eb947f): kobject_uevent_env kobject: 'rx-0' (00000000ce26abcf): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'loop5' (00000000b6eb947f): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'rx-0' (00000000ce26abcf): auto cleanup kobject_del kobject: 'rx-0' (00000000ce26abcf): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (0000000001c783f1): kobject_cleanup, parent 0000000091f328d2 kobject: 'tx-0' (0000000001c783f1): auto cleanup 'remove' event kobject: 'tx-0' (0000000001c783f1): kobject_uevent_env kobject: 'tx-0' (0000000001c783f1): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (0000000001c783f1): auto cleanup kobject_del kobject: 'tx-0' (0000000001c783f1): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (0000000091f328d2): kobject_cleanup, parent (null) kobject: 'queues' (0000000091f328d2): calling ktype release kobject: 'queues' (0000000091f328d2): kset_release kobject: 'queues': free name kobject: 'nr0' (0000000056759ab4): kobject_uevent_env kobject: 'nr0' (0000000056759ab4): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'nr0' (0000000056759ab4): kobject_cleanup, parent (null) kobject: 'nr0' (0000000056759ab4): calling ktype release kobject: 'nr0': free name kobject: 'loop3' (0000000080b4e862): kobject_uevent_env kobject: 'loop3' (0000000080b4e862): fill_kobj_path: path = '/devices/virtual/block/loop3' audit: type=1804 audit(1545233746.446:64): pid=8254 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor1" name="/root/syzkaller-testdir810396714/syzkaller.q0hyby/24/memory.events" dev="sda1" ino=16596 res=1 kobject: 'loop4' (00000000545cfc72): kobject_uevent_env kobject: 'loop4' (00000000545cfc72): fill_kobj_path: path = '/devices/virtual/block/loop4' audit: type=1804 audit(1545233746.476:65): pid=8257 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor2" name="/root/syzkaller-testdir909618924/syzkaller.iHMRBU/37/memory.events" dev="sda1" ino=16597 res=1 kobject: 'nr0' (0000000094caca09): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop0' (00000000cf930fb3): kobject_uevent_env kobject: 'loop0' (00000000cf930fb3): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (00000000b6eb947f): kobject_uevent_env audit: type=1804 audit(1545233746.576:66): pid=8268 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor1" name="/root/syzkaller-testdir810396714/syzkaller.q0hyby/25/memory.events" dev="sda1" ino=16590 res=1 kobject: 'loop5' (00000000b6eb947f): fill_kobj_path: path = '/devices/virtual/block/loop5' audit: type=1804 audit(1545233746.606:67): pid=8270 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor2" name="/root/syzkaller-testdir909618924/syzkaller.iHMRBU/38/memory.events" dev="sda1" ino=16584 res=1 kobject: 'nr0' (0000000094caca09): kobject_uevent_env kobject: 'loop2' (000000002083bbbc): kobject_uevent_env kobject: 'nr0' (0000000094caca09): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'loop2' (000000002083bbbc): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'queues' (00000000db469619): kobject_add_internal: parent: 'nr0', set: '' kobject: 'loop1' (00000000c51da2f6): kobject_uevent_env kobject: 'queues' (00000000db469619): kobject_uevent_env kobject: 'loop1' (00000000c51da2f6): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'queues' (00000000db469619): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop4' (00000000545cfc72): kobject_uevent_env kobject: 'loop4' (00000000545cfc72): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rx-0' (0000000091791ed7): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop2' (000000002083bbbc): kobject_uevent_env kobject: 'rx-0' (0000000091791ed7): kobject_uevent_env kobject: 'loop2' (000000002083bbbc): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'rx-0' (0000000091791ed7): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'loop1' (00000000c51da2f6): kobject_uevent_env kobject: 'tx-0' (000000007d54d5e7): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop1' (00000000c51da2f6): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'tx-0' (000000007d54d5e7): kobject_uevent_env kobject: 'tx-0' (000000007d54d5e7): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'rx-0' (0000000091791ed7): kobject_cleanup, parent 00000000db469619 kobject: 'loop5' (00000000b6eb947f): kobject_uevent_env kobject: 'rx-0' (0000000091791ed7): auto cleanup 'remove' event kobject: 'loop5' (00000000b6eb947f): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'rx-0' (0000000091791ed7): kobject_uevent_env kobject: 'rx-0' (0000000091791ed7): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (0000000091791ed7): auto cleanup kobject_del kobject: 'rx-0' (0000000091791ed7): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (000000007d54d5e7): kobject_cleanup, parent 00000000db469619 kobject: 'tx-0' (000000007d54d5e7): auto cleanup 'remove' event kobject: 'tx-0' (000000007d54d5e7): kobject_uevent_env kobject: 'tx-0' (000000007d54d5e7): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (000000007d54d5e7): auto cleanup kobject_del kobject: 'tx-0' (000000007d54d5e7): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000db469619): kobject_cleanup, parent (null) kobject: 'queues' (00000000db469619): calling ktype release kobject: 'queues' (00000000db469619): kset_release kobject: 'queues': free name kobject: 'nr0' (0000000094caca09): kobject_uevent_env kobject: 'nr0' (0000000094caca09): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'nr0' (0000000094caca09): kobject_cleanup, parent (null) kobject: 'nr0' (0000000094caca09): calling ktype release kobject: 'nr0': free name kobject: 'loop3' (0000000080b4e862): kobject_uevent_env kobject: 'loop3' (0000000080b4e862): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (00000000b6eb947f): kobject_uevent_env kobject: 'loop5' (00000000b6eb947f): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'nr0' (0000000081f62313): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop2' (000000002083bbbc): kobject_uevent_env kobject: 'loop2' (000000002083bbbc): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000cf930fb3): kobject_uevent_env kobject: 'loop0' (00000000cf930fb3): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'nr0' (0000000081f62313): kobject_uevent_env kobject: 'loop4' (00000000545cfc72): kobject_uevent_env kobject: 'loop4' (00000000545cfc72): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'nr0' (0000000081f62313): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'loop1' (00000000c51da2f6): kobject_uevent_env kobject: 'queues' (0000000019398f3c): kobject_add_internal: parent: 'nr0', set: '' kobject: 'loop1' (00000000c51da2f6): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'queues' (0000000019398f3c): kobject_uevent_env kobject: 'loop0' (00000000cf930fb3): kobject_uevent_env kobject: 'loop0' (00000000cf930fb3): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'queues' (0000000019398f3c): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop4' (00000000545cfc72): kobject_uevent_env kobject: 'rx-0' (00000000a9e574db): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop4' (00000000545cfc72): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rx-0' (00000000a9e574db): kobject_uevent_env kobject: 'loop1' (00000000c51da2f6): kobject_uevent_env kobject: 'rx-0' (00000000a9e574db): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'loop1' (00000000c51da2f6): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (00000000cf930fb3): kobject_uevent_env kobject: 'tx-0' (00000000bcfb9292): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop0' (00000000cf930fb3): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'tx-0' (00000000bcfb9292): kobject_uevent_env kobject: 'tx-0' (00000000bcfb9292): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'rx-0' (00000000a9e574db): kobject_cleanup, parent 0000000019398f3c kobject: 'rx-0' (00000000a9e574db): auto cleanup 'remove' event kobject: 'loop5' (00000000b6eb947f): kobject_uevent_env kobject: 'rx-0' (00000000a9e574db): kobject_uevent_env kobject: 'loop5' (00000000b6eb947f): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'rx-0' (00000000a9e574db): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (00000000a9e574db): auto cleanup kobject_del kobject: 'rx-0' (00000000a9e574db): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000bcfb9292): kobject_cleanup, parent 0000000019398f3c kobject: 'tx-0' (00000000bcfb9292): auto cleanup 'remove' event kobject: 'tx-0' (00000000bcfb9292): kobject_uevent_env kobject: 'tx-0' (00000000bcfb9292): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0'