device nr0 entered promiscuous mode ====================================================== WARNING: possible circular locking dependency detected 4.20.0-rc6+ #184 Not tainted kobject: 'loop4' (00000000d2b50fbd): kobject_uevent_env ------------------------------------------------------ syz-executor0/13259 is trying to acquire lock: 000000007d2031f1 (&tbl->lock){++-.}, at: neigh_change_state+0x1dc/0x7a0 net/core/neighbour.c:141 but task is already holding lock: kobject: 'loop4' (00000000d2b50fbd): fill_kobj_path: path = '/devices/virtual/block/loop4' 000000001eb3014b (&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-executor0/13259: #0: 000000002ad73fd2 (rtnl_mutex){+.+.}, at: rtnl_lock+0x17/0x20 net/core/rtnetlink.c:77 #1: 000000001eb3014b (&n->lock){++--}, at: __neigh_update+0xe6/0x1eb0 net/core/neighbour.c:1203 stack backtrace: CPU: 1 PID: 13259 Comm: syz-executor0 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:00007fc4e3b70c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457669 RDX: 0000000020000040 RSI: 0000000000008955 RDI: 0000000000000003 RBP: 000000000072bfa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc4e3b716d4 R13: 00000000004c0acd R14: 00000000004d1c98 R15: 00000000ffffffff kobject: 'tx-1' (00000000ce035d55): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-1' (00000000ce035d55): kobject_uevent_env kobject: 'tx-1' (00000000ce035d55): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-1' kobject: 'rx-1' (00000000958137d3): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-1' (00000000958137d3): kobject_uevent_env kobject: 'rx-1' (00000000958137d3): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-1' kobject: 'tx-1' (00000000ce035d55): kobject_cleanup, parent 0000000053220cac kobject: 'tx-1' (00000000ce035d55): auto cleanup 'remove' event kobject: 'tx-1' (00000000ce035d55): kobject_uevent_env kobject: 'loop3' (000000007174943d): kobject_uevent_env kobject: 'tx-1' (00000000ce035d55): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-1' kobject: 'loop3' (000000007174943d): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'tx-1' (00000000ce035d55): auto cleanup kobject_del kobject: 'loop5' (000000001b724ab6): kobject_uevent_env kobject: 'tx-1' (00000000ce035d55): calling ktype release kobject: 'loop5' (000000001b724ab6): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'tx-1': free name kobject: 'loop4' (00000000d2b50fbd): kobject_uevent_env kobject: 'rx-1' (00000000958137d3): kobject_cleanup, parent 0000000053220cac kobject: 'loop4' (00000000d2b50fbd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rx-1' (00000000958137d3): auto cleanup 'remove' event kobject: 'rx-1' (00000000958137d3): kobject_uevent_env kobject: 'rx-1' (00000000958137d3): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-1' kobject: 'rx-1' (00000000958137d3): auto cleanup kobject_del kobject: 'rx-1' (00000000958137d3): calling ktype release kobject: 'rx-1': free name kobject: 'tx-1' (00000000ce035d55): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop1' (00000000f37ec496): kobject_uevent_env kobject: 'tx-1' (00000000ce035d55): kobject_uevent_env kobject: 'loop1' (00000000f37ec496): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'tx-1' (00000000ce035d55): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-1' kobject: 'rx-1' (00000000958137d3): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop0' (0000000038561a89): kobject_uevent_env kobject: 'rx-1' (00000000958137d3): kobject_uevent_env kobject: 'loop0' (0000000038561a89): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rx-1' (00000000958137d3): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-1' kobject: 'tx-2' (000000000d2b77e3): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-2' (000000000d2b77e3): kobject_uevent_env kobject: 'tx-2' (000000000d2b77e3): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-2' kobject: 'rx-2' (00000000f4d56cb8): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-2' (00000000f4d56cb8): kobject_uevent_env kobject: 'rx-2' (00000000f4d56cb8): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-2' kobject: 'tx-2' (000000000d2b77e3): kobject_cleanup, parent 0000000053220cac kobject: 'tx-2' (000000000d2b77e3): auto cleanup 'remove' event kobject: 'tx-2' (000000000d2b77e3): kobject_uevent_env kobject: 'tx-2' (000000000d2b77e3): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-2' kobject: 'tx-2' (000000000d2b77e3): auto cleanup kobject_del kobject: 'tx-2' (000000000d2b77e3): calling ktype release kobject: 'tx-2': free name kobject: 'rx-2' (00000000f4d56cb8): kobject_cleanup, parent 0000000053220cac kobject: 'rx-2' (00000000f4d56cb8): auto cleanup 'remove' event kobject: 'rx-2' (00000000f4d56cb8): kobject_uevent_env kobject: 'rx-2' (00000000f4d56cb8): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-2' kobject: 'rx-2' (00000000f4d56cb8): auto cleanup kobject_del kobject: 'rx-2' (00000000f4d56cb8): calling ktype release kobject: 'rx-2': free name kobject: 'tx-1' (00000000ce035d55): kobject_cleanup, parent 0000000053220cac kobject: 'tx-1' (00000000ce035d55): auto cleanup 'remove' event kobject: 'tx-1' (00000000ce035d55): kobject_uevent_env kobject: 'tx-1' (00000000ce035d55): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-1' kobject: 'tx-1' (00000000ce035d55): auto cleanup kobject_del kobject: 'tx-1' (00000000ce035d55): calling ktype release kobject: 'tx-1': free name kobject: 'rx-1' (00000000958137d3): kobject_cleanup, parent 0000000053220cac kobject: 'rx-1' (00000000958137d3): auto cleanup 'remove' event kobject: 'rx-1' (00000000958137d3): kobject_uevent_env kobject: 'rx-1' (00000000958137d3): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-1' kobject: 'rx-1' (00000000958137d3): auto cleanup kobject_del kobject: 'rx-1' (00000000958137d3): calling ktype release kobject: 'rx-1': free name kobject: 'rx-0' (000000002efc0193): kobject_cleanup, parent 0000000053220cac kobject: 'rx-0' (000000002efc0193): auto cleanup 'remove' event kobject: 'rx-0' (000000002efc0193): kobject_uevent_env kobject: 'rx-0' (000000002efc0193): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (000000002efc0193): auto cleanup kobject_del kobject: 'rx-0' (000000002efc0193): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (000000007ca7c26e): kobject_cleanup, parent 0000000053220cac kobject: 'tx-0' (000000007ca7c26e): auto cleanup 'remove' event kobject: 'tx-0' (000000007ca7c26e): kobject_uevent_env kobject: 'tx-0' (000000007ca7c26e): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (000000007ca7c26e): auto cleanup kobject_del kobject: 'tx-0' (000000007ca7c26e): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (0000000053220cac): kobject_cleanup, parent (null) kobject: 'queues' (0000000053220cac): calling ktype release kobject: 'queues' (0000000053220cac): kset_release kobject: 'queues': free name kobject: 'nr0' (0000000034237f95): kobject_uevent_env kobject: 'nr0' (0000000034237f95): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'nr0' (0000000034237f95): kobject_cleanup, parent (null) kobject: 'nr0' (0000000034237f95): calling ktype release kobject: 'nr0': free name kobject: 'loop2' (00000000d102a66f): kobject_uevent_env kobject: 'loop2' (00000000d102a66f): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000f37ec496): kobject_uevent_env kobject: 'nr0' (0000000002d36306): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop1' (00000000f37ec496): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (000000007174943d): kobject_uevent_env kobject: 'loop3' (000000007174943d): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'nr0' (0000000002d36306): kobject_uevent_env kobject: 'loop5' (000000001b724ab6): kobject_uevent_env kobject: 'loop5' (000000001b724ab6): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'nr0' (0000000002d36306): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'queues' (00000000d249f1ce): kobject_add_internal: parent: 'nr0', set: '' kobject: 'queues' (00000000d249f1ce): kobject_uevent_env kobject: 'queues' (00000000d249f1ce): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop4' (00000000d2b50fbd): kobject_uevent_env kobject: 'rx-0' (0000000061c5b5b8): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop4' (00000000d2b50fbd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rx-0' (0000000061c5b5b8): kobject_uevent_env kobject: 'rx-0' (0000000061c5b5b8): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (00000000c6ee29ab): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (00000000c6ee29ab): kobject_uevent_env kobject: 'tx-0' (00000000c6ee29ab): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'nr0' (00000000e5f82ceb): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'nr0' (00000000e5f82ceb): kobject_uevent_env kobject: 'loop4' (00000000d2b50fbd): kobject_uevent_env kobject: 'nr0' (00000000e5f82ceb): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'loop4' (00000000d2b50fbd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'queues' (00000000bc22f772): kobject_add_internal: parent: 'nr0', set: '' kobject: 'queues' (00000000bc22f772): kobject_uevent_env kobject: 'queues' (00000000bc22f772): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (00000000ece0c390): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (00000000ece0c390): kobject_uevent_env kobject: 'rx-0' (00000000ece0c390): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (0000000089def60c): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (0000000089def60c): kobject_uevent_env kobject: 'tx-0' (0000000089def60c): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'nr0' (00000000cdd9075a): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'nr0' (00000000cdd9075a): kobject_uevent_env kobject: 'nr0' (00000000cdd9075a): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'queues' (00000000c4a35a56): kobject_add_internal: parent: 'nr0', set: '' kobject: 'loop3' (000000007174943d): kobject_uevent_env kobject: 'queues' (00000000c4a35a56): kobject_uevent_env kobject: 'loop3' (000000007174943d): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'queues' (00000000c4a35a56): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop4' (00000000d2b50fbd): kobject_uevent_env kobject: 'rx-0' (00000000289557ff): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop4' (00000000d2b50fbd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rx-0' (00000000289557ff): kobject_uevent_env kobject: 'rx-0' (00000000289557ff): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (0000000078fa5c90): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (0000000078fa5c90): kobject_uevent_env kobject: 'tx-0' (0000000078fa5c90): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' device nr0 entered promiscuous mode device nr0 entered promiscuous mode device nr0 entered promiscuous mode kobject: 'tx-1' (00000000b6eec0b6): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-1' (00000000b6eec0b6): kobject_uevent_env kobject: 'tx-1' (00000000b6eec0b6): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-1' kobject: 'rx-1' (00000000edb1f408): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-1' (00000000edb1f408): kobject_uevent_env kobject: 'rx-1' (00000000edb1f408): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-1' kobject: 'tx-1' (00000000090ebb51): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-1' (00000000090ebb51): kobject_uevent_env kobject: 'tx-1' (00000000090ebb51): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-1' kobject: 'rx-1' (00000000f6952564): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-1' (00000000f6952564): kobject_uevent_env kobject: 'rx-1' (00000000f6952564): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-1' kobject: 'tx-1' (0000000033b675aa): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-1' (0000000033b675aa): kobject_uevent_env kobject: 'tx-1' (0000000033b675aa): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-1' kobject: 'rx-1' (000000009043694a): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-1' (000000009043694a): kobject_uevent_env kobject: 'rx-1' (000000009043694a): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-1' kobject: 'tx-1' (00000000b6eec0b6): kobject_cleanup, parent 00000000bc22f772 kobject: 'tx-1' (00000000b6eec0b6): auto cleanup 'remove' event kobject: 'tx-1' (00000000b6eec0b6): kobject_uevent_env kobject: 'tx-1' (00000000b6eec0b6): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-1' kobject: 'tx-1' (00000000b6eec0b6): auto cleanup kobject_del kobject: 'loop0' (0000000038561a89): kobject_uevent_env kobject: 'tx-1' (00000000b6eec0b6): calling ktype release kobject: 'loop0' (0000000038561a89): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'tx-1': free name kobject: 'rx-1' (00000000edb1f408): kobject_cleanup, parent 00000000bc22f772 kobject: 'rx-1' (00000000edb1f408): auto cleanup 'remove' event kobject: 'rx-1' (00000000edb1f408): kobject_uevent_env kobject: 'rx-1' (00000000edb1f408): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-1' kobject: 'rx-1' (00000000edb1f408): auto cleanup kobject_del kobject: 'rx-1' (00000000edb1f408): calling ktype release kobject: 'rx-1': free name kobject: 'tx-1' (00000000090ebb51): kobject_cleanup, parent 00000000d249f1ce kobject: 'tx-1' (00000000090ebb51): auto cleanup 'remove' event kobject: 'tx-1' (00000000090ebb51): kobject_uevent_env kobject: 'tx-1' (00000000090ebb51): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-1' kobject: 'tx-1' (00000000090ebb51): auto cleanup kobject_del kobject: 'tx-1' (00000000090ebb51): calling ktype release kobject: 'tx-1': free name kobject: 'rx-1' (00000000f6952564): kobject_cleanup, parent 00000000d249f1ce kobject: 'rx-1' (00000000f6952564): auto cleanup 'remove' event kobject: 'rx-1' (00000000f6952564): kobject_uevent_env kobject: 'rx-1' (00000000f6952564): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-1' kobject: 'rx-1' (00000000f6952564): auto cleanup kobject_del kobject: 'rx-1' (00000000f6952564): calling ktype release kobject: 'rx-1': free name kobject: 'tx-1' (0000000033b675aa): kobject_cleanup, parent 00000000c4a35a56 kobject: 'tx-1' (0000000033b675aa): auto cleanup 'remove' event kobject: 'tx-1' (0000000033b675aa): kobject_uevent_env kobject: 'tx-1' (0000000033b675aa): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-1' kobject: 'tx-1' (0000000033b675aa): auto cleanup kobject_del kobject: 'tx-1' (0000000033b675aa): calling ktype release kobject: 'tx-1': free name kobject: 'rx-1' (000000009043694a): kobject_cleanup, parent 00000000c4a35a56 kobject: 'rx-1' (000000009043694a): auto cleanup 'remove' event kobject: 'rx-1' (000000009043694a): kobject_uevent_env kobject: 'rx-1' (000000009043694a): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-1' kobject: 'rx-1' (000000009043694a): auto cleanup kobject_del kobject: 'rx-1' (000000009043694a): calling ktype release kobject: 'rx-1': free name kobject: 'loop3' (000000007174943d): kobject_uevent_env kobject: 'loop3' (000000007174943d): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'rx-0' (00000000ece0c390): kobject_cleanup, parent 00000000bc22f772 kobject: 'rx-0' (00000000ece0c390): auto cleanup 'remove' event kobject: 'rx-0' (00000000ece0c390): kobject_uevent_env kobject: 'rx-0' (00000000ece0c390): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (00000000ece0c390): auto cleanup kobject_del kobject: 'rx-0' (00000000ece0c390): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (0000000089def60c): kobject_cleanup, parent 00000000bc22f772 kobject: 'tx-0' (0000000089def60c): auto cleanup 'remove' event kobject: 'tx-0' (0000000089def60c): kobject_uevent_env kobject: 'tx-0' (0000000089def60c): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (0000000089def60c): auto cleanup kobject_del kobject: 'tx-0' (0000000089def60c): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000bc22f772): kobject_cleanup, parent (null) kobject: 'queues' (00000000bc22f772): calling ktype release kobject: 'queues' (00000000bc22f772): kset_release kobject: 'queues': free name kobject: 'nr0' (00000000e5f82ceb): kobject_uevent_env kobject: 'nr0' (00000000e5f82ceb): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'rx-0' (00000000289557ff): kobject_cleanup, parent 00000000c4a35a56 kobject: 'rx-0' (00000000289557ff): auto cleanup 'remove' event kobject: 'rx-0' (00000000289557ff): kobject_uevent_env kobject: 'rx-0' (00000000289557ff): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (00000000289557ff): auto cleanup kobject_del kobject: 'rx-0' (00000000289557ff): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (0000000078fa5c90): kobject_cleanup, parent 00000000c4a35a56 kobject: 'tx-0' (0000000078fa5c90): auto cleanup 'remove' event kobject: 'tx-0' (0000000078fa5c90): kobject_uevent_env kobject: 'tx-0' (0000000078fa5c90): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (0000000078fa5c90): auto cleanup kobject_del kobject: 'tx-0' (0000000078fa5c90): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000c4a35a56): kobject_cleanup, parent (null) kobject: 'queues' (00000000c4a35a56): calling ktype release kobject: 'queues' (00000000c4a35a56): kset_release kobject: 'queues': free name kobject: 'nr0' (00000000cdd9075a): kobject_uevent_env kobject: 'nr0' (00000000cdd9075a): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'rx-0' (0000000061c5b5b8): kobject_cleanup, parent 00000000d249f1ce kobject: 'rx-0' (0000000061c5b5b8): auto cleanup 'remove' event kobject: 'rx-0' (0000000061c5b5b8): kobject_uevent_env kobject: 'rx-0' (0000000061c5b5b8): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (0000000061c5b5b8): auto cleanup kobject_del kobject: 'rx-0' (0000000061c5b5b8): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000c6ee29ab): kobject_cleanup, parent 00000000d249f1ce kobject: 'tx-0' (00000000c6ee29ab): auto cleanup 'remove' event kobject: 'tx-0' (00000000c6ee29ab): kobject_uevent_env kobject: 'tx-0' (00000000c6ee29ab): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (00000000c6ee29ab): auto cleanup kobject_del kobject: 'tx-0' (00000000c6ee29ab): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000d249f1ce): kobject_cleanup, parent (null) kobject: 'queues' (00000000d249f1ce): calling ktype release kobject: 'queues' (00000000d249f1ce): kset_release kobject: 'queues': free name kobject: 'nr0' (0000000002d36306): kobject_uevent_env kobject: 'nr0' (0000000002d36306): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'nr0' (00000000e5f82ceb): kobject_cleanup, parent (null) kobject: 'nr0' (00000000e5f82ceb): calling ktype release kobject: 'nr0': free name kobject: 'nr0' (0000000002d36306): kobject_cleanup, parent (null) kobject: 'loop1' (00000000f37ec496): kobject_uevent_env kobject: 'nr0' (0000000002d36306): calling ktype release kobject: 'loop1' (00000000f37ec496): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'nr0': free name kobject: 'nr0' (00000000e947292a): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop2' (00000000d102a66f): kobject_uevent_env kobject: 'loop2' (00000000d102a66f): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'nr0' (00000000e947292a): kobject_uevent_env kobject: 'nr0' (00000000e947292a): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'loop4' (00000000d2b50fbd): kobject_uevent_env kobject: 'queues' (000000008bdd4ff3): kobject_add_internal: parent: 'nr0', set: '' kobject: 'loop4' (00000000d2b50fbd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'queues' (000000008bdd4ff3): kobject_uevent_env kobject: 'queues' (000000008bdd4ff3): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop3' (000000007174943d): kobject_uevent_env kobject: 'rx-0' (00000000b704fc9b): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop3' (000000007174943d): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'rx-0' (00000000b704fc9b): kobject_uevent_env kobject: 'loop3' (000000007174943d): kobject_uevent_env kobject: 'rx-0' (00000000b704fc9b): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'loop3' (000000007174943d): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'tx-0' (000000001188fd85): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop0' (0000000038561a89): kobject_uevent_env kobject: 'tx-0' (000000001188fd85): kobject_uevent_env kobject: 'loop0' (0000000038561a89): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'tx-0' (000000001188fd85): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'loop3' (000000007174943d): kobject_uevent_env kobject: 'nr0' (00000000b9cfc4fd): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop3' (000000007174943d): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'nr0' (00000000b9cfc4fd): kobject_uevent_env kobject: 'nr0' (00000000b9cfc4fd): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'queues' (00000000f8148039): kobject_add_internal: parent: 'nr0', set: '' kobject: 'queues' (00000000f8148039): kobject_uevent_env kobject: 'queues' (00000000f8148039): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (0000000073e0f657): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (0000000073e0f657): kobject_uevent_env kobject: 'rx-0' (0000000073e0f657): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (0000000028aef27a): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (0000000028aef27a): kobject_uevent_env kobject: 'tx-0' (0000000028aef27a): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'nr0' (00000000cdd9075a): kobject_cleanup, parent (null) kobject: 'nr0' (00000000cdd9075a): calling ktype release kobject: 'nr0': free name device nr0 entered promiscuous mode kobject: 'tx-1' (00000000cbd43f13): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-1' (00000000cbd43f13): kobject_uevent_env kobject: 'tx-1' (00000000cbd43f13): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-1' kobject: 'rx-1' (000000003ac05dc1): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-1' (000000003ac05dc1): kobject_uevent_env kobject: 'rx-1' (000000003ac05dc1): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-1' kobject: 'tx-1' (000000000ffd5402): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-1' (000000000ffd5402): kobject_uevent_env kobject: 'tx-1' (000000000ffd5402): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-1' kobject: 'rx-1' (000000007a48c6ae): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-1' (000000007a48c6ae): kobject_uevent_env kobject: 'rx-1' (000000007a48c6ae): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-1' kobject: 'tx-1' (00000000cbd43f13): kobject_cleanup, parent 00000000f8148039 kobject: 'tx-1' (00000000cbd43f13): auto cleanup 'remove' event kobject: 'tx-1' (00000000cbd43f13): kobject_uevent_env kobject: 'tx-1' (00000000cbd43f13): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-1' kobject: 'tx-1' (00000000cbd43f13): auto cleanup kobject_del kobject: 'tx-1' (00000000cbd43f13): calling ktype release kobject: 'tx-1': free name kobject: 'rx-1' (000000003ac05dc1): kobject_cleanup, parent 00000000f8148039 kobject: 'rx-1' (000000003ac05dc1): auto cleanup 'remove' event kobject: 'rx-1' (000000003ac05dc1): kobject_uevent_env kobject: 'rx-1' (000000003ac05dc1): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-1' kobject: 'rx-1' (000000003ac05dc1): auto cleanup kobject_del kobject: 'rx-1' (000000003ac05dc1): calling ktype release kobject: 'rx-1': free name kobject: 'tx-1' (000000000ffd5402): kobject_cleanup, parent 000000008bdd4ff3 kobject: 'tx-1' (000000000ffd5402): auto cleanup 'remove' event kobject: 'tx-1' (000000000ffd5402): kobject_uevent_env kobject: 'loop5' (000000001b724ab6): kobject_uevent_env kobject: 'loop5' (000000001b724ab6): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'tx-1' (000000000ffd5402): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-1' kobject: 'tx-1' (000000000ffd5402): auto cleanup kobject_del kobject: 'tx-1' (000000000ffd5402): calling ktype release kobject: 'loop4' (00000000d2b50fbd): kobject_uevent_env kobject: 'tx-1': free name kobject: 'loop4' (00000000d2b50fbd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rx-1' (000000007a48c6ae): kobject_cleanup, parent 000000008bdd4ff3 kobject: 'loop0' (0000000038561a89): kobject_uevent_env kobject: 'rx-1' (000000007a48c6ae): auto cleanup 'remove' event kobject: 'loop0' (0000000038561a89): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rx-1' (000000007a48c6ae): kobject_uevent_env kobject: 'rx-1' (000000007a48c6ae): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-1' kobject: 'rx-1' (000000007a48c6ae): auto cleanup kobject_del kobject: 'rx-1' (000000007a48c6ae): calling ktype release kobject: 'rx-1': free name kobject: 'nr0' (00000000e51a63f4): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'nr0' (00000000e51a63f4): kobject_uevent_env kobject: 'nr0' (00000000e51a63f4): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'queues' (0000000066af0268): kobject_add_internal: parent: 'nr0', set: '' kobject: 'queues' (0000000066af0268): kobject_uevent_env kobject: 'queues' (0000000066af0268): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (000000002947fe10): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (000000002947fe10): kobject_uevent_env kobject: 'rx-0' (000000002947fe10): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (00000000c2abd530): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (00000000c2abd530): kobject_uevent_env kobject: 'tx-0' (00000000c2abd530): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'loop3' (000000007174943d): kobject_uevent_env kobject: 'loop3' (000000007174943d): fill_kobj_path: path = '/devices/virtual/block/loop3' device nr0 entered promiscuous mode kobject: 'rx-0' (00000000b704fc9b): kobject_cleanup, parent 000000008bdd4ff3 kobject: 'rx-0' (00000000b704fc9b): auto cleanup 'remove' event kobject: 'rx-0' (00000000b704fc9b): kobject_uevent_env kobject: 'rx-0' (00000000b704fc9b): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (00000000b704fc9b): auto cleanup kobject_del kobject: 'rx-0' (00000000b704fc9b): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (000000001188fd85): kobject_cleanup, parent 000000008bdd4ff3 kobject: 'tx-0' (000000001188fd85): auto cleanup 'remove' event kobject: 'tx-0' (000000001188fd85): kobject_uevent_env kobject: 'tx-0' (000000001188fd85): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (000000001188fd85): auto cleanup kobject_del kobject: 'tx-0' (000000001188fd85): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (000000008bdd4ff3): kobject_cleanup, parent (null) kobject: 'queues' (000000008bdd4ff3): calling ktype release kobject: 'queues' (000000008bdd4ff3): kset_release kobject: 'queues': free name kobject: 'nr0' (00000000e947292a): kobject_uevent_env kobject: 'nr0' (00000000e947292a): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'rx-0' (0000000073e0f657): kobject_cleanup, parent 00000000f8148039 kobject: 'rx-0' (0000000073e0f657): auto cleanup 'remove' event kobject: 'rx-0' (0000000073e0f657): kobject_uevent_env kobject: 'rx-0' (0000000073e0f657): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (0000000073e0f657): auto cleanup kobject_del kobject: 'rx-0' (0000000073e0f657): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (0000000028aef27a): kobject_cleanup, parent 00000000f8148039 kobject: 'tx-0' (0000000028aef27a): auto cleanup 'remove' event kobject: 'tx-0' (0000000028aef27a): kobject_uevent_env kobject: 'tx-0' (0000000028aef27a): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (0000000028aef27a): auto cleanup kobject_del kobject: 'tx-0' (0000000028aef27a): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000f8148039): kobject_cleanup, parent (null) kobject: 'queues' (00000000f8148039): calling ktype release kobject: 'queues' (00000000f8148039): kset_release kobject: 'queues': free name kobject: 'nr0' (00000000b9cfc4fd): kobject_uevent_env kobject: 'nr0' (00000000b9cfc4fd): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'tx-1' (00000000e45ed759): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-1' (00000000e45ed759): kobject_uevent_env kobject: 'tx-1' (00000000e45ed759): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-1' kobject: 'rx-1' (0000000055c9086d): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-1' (0000000055c9086d): kobject_uevent_env kobject: 'rx-1' (0000000055c9086d): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-1' kobject: 'tx-1' (00000000e45ed759): kobject_cleanup, parent 0000000066af0268 kobject: 'tx-1' (00000000e45ed759): auto cleanup 'remove' event kobject: 'tx-1' (00000000e45ed759): kobject_uevent_env kobject: 'tx-1' (00000000e45ed759): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-1' kobject: 'tx-1' (00000000e45ed759): auto cleanup kobject_del kobject: 'tx-1' (00000000e45ed759): calling ktype release kobject: 'tx-1': free name kobject: 'rx-1' (0000000055c9086d): kobject_cleanup, parent 0000000066af0268 kobject: 'rx-1' (0000000055c9086d): auto cleanup 'remove' event kobject: 'rx-1' (0000000055c9086d): kobject_uevent_env kobject: 'rx-1' (0000000055c9086d): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-1' kobject: 'rx-1' (0000000055c9086d): auto cleanup kobject_del kobject: 'rx-1' (0000000055c9086d): calling ktype release kobject: 'rx-1': free name kobject: 'nr0' (00000000e947292a): kobject_cleanup, parent (null) kobject: 'nr0' (00000000b9cfc4fd): kobject_cleanup, parent (null) kobject: 'nr0' (00000000e947292a): calling ktype release kobject: 'nr0' (00000000b9cfc4fd): calling ktype release kobject: 'nr0': free name kobject: 'nr0': free name kobject: 'rx-0' (000000002947fe10): kobject_cleanup, parent 0000000066af0268 kobject: 'rx-0' (000000002947fe10): auto cleanup 'remove' event kobject: 'rx-0' (000000002947fe10): kobject_uevent_env kobject: 'rx-0' (000000002947fe10): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (000000002947fe10): auto cleanup kobject_del kobject: 'rx-0' (000000002947fe10): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000c2abd530): kobject_cleanup, parent 0000000066af0268 kobject: 'tx-0' (00000000c2abd530): auto cleanup 'remove' event kobject: 'tx-0' (00000000c2abd530): kobject_uevent_env kobject: 'tx-0' (00000000c2abd530): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (00000000c2abd530): auto cleanup kobject_del kobject: 'tx-0' (00000000c2abd530): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (0000000066af0268): kobject_cleanup, parent (null) kobject: 'queues' (0000000066af0268): calling ktype release kobject: 'queues' (0000000066af0268): kset_release kobject: 'queues': free name kobject: 'nr0' (00000000e51a63f4): kobject_uevent_env kobject: 'nr0' (00000000e51a63f4): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'loop1' (00000000f37ec496): kobject_uevent_env kobject: 'nr0' (00000000e51a63f4): kobject_cleanup, parent (null) kobject: 'loop1' (00000000f37ec496): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'nr0' (00000000e51a63f4): calling ktype release kobject: 'nr0': free name kobject: 'nr0' (0000000023d51a88): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop2' (00000000d102a66f): kobject_uevent_env kobject: 'loop2' (00000000d102a66f): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'nr0' (0000000023d51a88): kobject_uevent_env kobject: 'loop3' (000000007174943d): kobject_uevent_env kobject: 'nr0' (0000000023d51a88): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'loop3' (000000007174943d): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'queues' (000000000c08ce7b): kobject_add_internal: parent: 'nr0', set: '' kobject: 'loop4' (00000000d2b50fbd): kobject_uevent_env kobject: 'loop4' (00000000d2b50fbd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'queues' (000000000c08ce7b): kobject_uevent_env kobject: 'loop1' (00000000f37ec496): kobject_uevent_env kobject: 'loop1' (00000000f37ec496): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'queues' (000000000c08ce7b): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop0' (0000000038561a89): kobject_uevent_env kobject: 'rx-0' (000000007ce99a47): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop0' (0000000038561a89): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rx-0' (000000007ce99a47): kobject_uevent_env kobject: 'loop3' (000000007174943d): kobject_uevent_env kobject: 'rx-0' (000000007ce99a47): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'loop3' (000000007174943d): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'tx-0' (00000000bcbba1d5): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop4' (00000000d2b50fbd): kobject_uevent_env kobject: 'loop4' (00000000d2b50fbd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'tx-0' (00000000bcbba1d5): kobject_uevent_env kobject: 'tx-0' (00000000bcbba1d5): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' netlink: 22 bytes leftover after parsing attributes in process `syz-executor1'. kobject: 'loop5' (000000001b724ab6): kobject_uevent_env kobject: 'loop5' (000000001b724ab6): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000d2b50fbd): kobject_uevent_env device nr0 entered promiscuous mode kobject: 'loop4' (00000000d2b50fbd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000007174943d): kobject_uevent_env netlink: 22 bytes leftover after parsing attributes in process `syz-executor1'. kobject: 'loop3' (000000007174943d): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (0000000038561a89): kobject_uevent_env kobject: 'tx-1' (000000007e489aac): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop0' (0000000038561a89): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'tx-1' (000000007e489aac): kobject_uevent_env kobject: 'tx-1' (000000007e489aac): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-1' kobject: 'loop1' (00000000f37ec496): kobject_uevent_env kobject: 'loop1' (00000000f37ec496): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'rx-1' (000000009a1fbf3a): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-1' (000000009a1fbf3a): kobject_uevent_env kobject: 'rx-1' (000000009a1fbf3a): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-1' kobject: 'nr0' (000000003cce4255): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'nr0' (000000003cce4255): kobject_uevent_env kobject: 'nr0' (000000003cce4255): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'queues' (0000000081e8c8de): kobject_add_internal: parent: 'nr0', set: '' kobject: 'queues' (0000000081e8c8de): kobject_uevent_env kobject: 'queues' (0000000081e8c8de): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (00000000f00f5171): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (00000000f00f5171): kobject_uevent_env kobject: 'rx-0' (00000000f00f5171): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (000000004d648af7): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (000000004d648af7): kobject_uevent_env kobject: 'tx-0' (000000004d648af7): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-1' (000000007e489aac): kobject_cleanup, parent 000000000c08ce7b kobject: 'tx-1' (000000007e489aac): auto cleanup 'remove' event kobject: 'tx-1' (000000007e489aac): kobject_uevent_env kobject: 'tx-1' (000000007e489aac): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-1' kobject: 'tx-1' (000000007e489aac): auto cleanup kobject_del kobject: 'tx-1' (000000007e489aac): calling ktype release kobject: 'tx-1': free name kobject: 'rx-1' (000000009a1fbf3a): kobject_cleanup, parent 000000000c08ce7b kobject: 'rx-1' (000000009a1fbf3a): auto cleanup 'remove' event kobject: 'rx-1' (000000009a1fbf3a): kobject_uevent_env kobject: 'rx-1' (000000009a1fbf3a): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-1' kobject: 'rx-1' (000000009a1fbf3a): auto cleanup kobject_del kobject: 'rx-1' (000000009a1fbf3a): calling ktype release kobject: 'rx-1': free name device nr0 entered promiscuous mode kobject: 'tx-1' (00000000d2928d2d): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-1' (00000000d2928d2d): kobject_uevent_env kobject: 'tx-1' (00000000d2928d2d): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-1' kobject: 'rx-1' (000000004a6d5ad8): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-1' (000000004a6d5ad8): kobject_uevent_env kobject: 'rx-1' (000000004a6d5ad8): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-1' kobject: 'tx-1' (00000000d2928d2d): kobject_cleanup, parent 0000000081e8c8de kobject: 'tx-1' (00000000d2928d2d): auto cleanup 'remove' event kobject: 'tx-1' (00000000d2928d2d): kobject_uevent_env kobject: 'tx-1' (00000000d2928d2d): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-1' kobject: 'tx-1' (00000000d2928d2d): auto cleanup kobject_del kobject: 'tx-1' (00000000d2928d2d): calling ktype release kobject: 'tx-1': free name kobject: 'rx-1' (000000004a6d5ad8): kobject_cleanup, parent 0000000081e8c8de kobject: 'rx-1' (000000004a6d5ad8): auto cleanup 'remove' event kobject: 'rx-1' (000000004a6d5ad8): kobject_uevent_env kobject: 'rx-1' (000000004a6d5ad8): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-1' kobject: 'rx-1' (000000004a6d5ad8): auto cleanup kobject_del kobject: 'rx-1' (000000004a6d5ad8): calling ktype release kobject: 'rx-1': free name kobject: 'rx-0' (000000007ce99a47): kobject_cleanup, parent 000000000c08ce7b kobject: 'rx-0' (000000007ce99a47): auto cleanup 'remove' event kobject: 'rx-0' (000000007ce99a47): kobject_uevent_env kobject: 'rx-0' (000000007ce99a47): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (000000007ce99a47): auto cleanup kobject_del kobject: 'rx-0' (000000007ce99a47): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000bcbba1d5): kobject_cleanup, parent 000000000c08ce7b kobject: 'tx-0' (00000000bcbba1d5): auto cleanup 'remove' event kobject: 'tx-0' (00000000bcbba1d5): kobject_uevent_env kobject: 'tx-0' (00000000bcbba1d5): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (00000000bcbba1d5): auto cleanup kobject_del kobject: 'tx-0' (00000000bcbba1d5): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (000000000c08ce7b): kobject_cleanup, parent (null) kobject: 'queues' (000000000c08ce7b): calling ktype release kobject: 'queues' (000000000c08ce7b): kset_release kobject: 'queues': free name kobject: 'nr0' (0000000023d51a88): kobject_uevent_env kobject: 'nr0' (0000000023d51a88): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'rx-0' (00000000f00f5171): kobject_cleanup, parent 0000000081e8c8de kobject: 'rx-0' (00000000f00f5171): auto cleanup 'remove' event kobject: 'rx-0' (00000000f00f5171): kobject_uevent_env kobject: 'rx-0' (00000000f00f5171): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (00000000f00f5171): auto cleanup kobject_del kobject: 'rx-0' (00000000f00f5171): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (000000004d648af7): kobject_cleanup, parent 0000000081e8c8de kobject: 'tx-0' (000000004d648af7): auto cleanup 'remove' event kobject: 'tx-0' (000000004d648af7): kobject_uevent_env kobject: 'tx-0' (000000004d648af7): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (000000004d648af7): auto cleanup kobject_del kobject: 'tx-0' (000000004d648af7): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (0000000081e8c8de): kobject_cleanup, parent (null) kobject: 'queues' (0000000081e8c8de): calling ktype release kobject: 'queues' (0000000081e8c8de): kset_release kobject: 'queues': free name kobject: 'nr0' (000000003cce4255): kobject_uevent_env kobject: 'nr0' (000000003cce4255): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'nr0' (0000000023d51a88): kobject_cleanup, parent (null) kobject: 'nr0' (0000000023d51a88): calling ktype release kobject: 'nr0': free name kobject: 'loop2' (00000000d102a66f): kobject_uevent_env netlink: 22 bytes leftover after parsing attributes in process `syz-executor1'. kobject: 'loop2' (00000000d102a66f): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'nr0' (00000000a882a3ca): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop0' (0000000038561a89): kobject_uevent_env kobject: 'loop0' (0000000038561a89): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'nr0' (00000000a882a3ca): kobject_uevent_env kobject: 'loop4' (00000000d2b50fbd): kobject_uevent_env kobject: 'loop4' (00000000d2b50fbd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000007174943d): kobject_uevent_env kobject: 'nr0' (00000000a882a3ca): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'loop3' (000000007174943d): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'queues' (000000009a0275fa): kobject_add_internal: parent: 'nr0', set: '' kobject: 'loop3' (000000007174943d): kobject_uevent_env kobject: 'queues' (000000009a0275fa): kobject_uevent_env kobject: 'queues' (000000009a0275fa): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop3' (000000007174943d): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'rx-0' (0000000051bb5203): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop0' (0000000038561a89): kobject_uevent_env kobject: 'rx-0' (0000000051bb5203): kobject_uevent_env kobject: 'loop0' (0000000038561a89): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rx-0' (0000000051bb5203): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'loop1' (00000000f37ec496): kobject_uevent_env kobject: 'tx-0' (000000008b81e0c6): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop1' (00000000f37ec496): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'tx-0' (000000008b81e0c6): kobject_uevent_env kobject: 'tx-0' (000000008b81e0c6): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'nr0' (000000003cce4255): kobject_cleanup, parent (null) kobject: 'nr0' (000000003cce4255): calling ktype release kobject: 'nr0': free name device nr0 entered promiscuous mode kobject: 'tx-1' (0000000076da8275): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop5' (000000001b724ab6): kobject_uevent_env kobject: 'tx-1' (0000000076da8275): kobject_uevent_env kobject: 'tx-1' (0000000076da8275): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-1' kobject: 'loop5' (000000001b724ab6): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'rx-1' (000000000a1fca9e): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop4' (00000000d2b50fbd): kobject_uevent_env kobject: 'rx-1' (000000000a1fca9e): kobject_uevent_env kobject: 'loop4' (00000000d2b50fbd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (0000000038561a89): kobject_uevent_env kobject: 'loop0' (0000000038561a89): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rx-1' (000000000a1fca9e): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-1' FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 1 CPU: 0 PID: 13512 Comm: syz-executor3 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 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0xa/0x17 lib/fault-inject.c:149 __should_failslab+0x124/0x180 mm/failslab.c:32 should_failslab+0x9/0x14 mm/slab_common.c:1578 slab_pre_alloc_hook mm/slab.h:423 [inline] slab_alloc_node mm/slab.c:3299 [inline] kmem_cache_alloc_node+0x26e/0x730 mm/slab.c:3642 __alloc_skb+0x119/0x770 net/core/skbuff.c:193 alloc_skb include/linux/skbuff.h:1008 [inline] nlmsg_new include/net/netlink.h:654 [inline] rtmsg_ifinfo_build_skb+0x74/0x190 net/core/rtnetlink.c:3407 rtmsg_ifinfo_event.part.31+0x45/0xe0 net/core/rtnetlink.c:3443 rtmsg_ifinfo_event net/core/rtnetlink.c:3440 [inline] rtnetlink_event+0x144/0x170 net/core/rtnetlink.c:5020 notifier_call_chain+0x17e/0x380 kernel/notifier.c:93 __raw_notifier_call_chain kernel/notifier.c:394 [inline] raw_notifier_call_chain+0x2d/0x40 kernel/notifier.c:401 call_netdevice_notifiers_info+0x3f/0x90 net/core/dev.c:1737 call_netdevice_notifiers_extack net/core/dev.c:1749 [inline] call_netdevice_notifiers net/core/dev.c:1763 [inline] dev_set_mac_address+0x293/0x3b0 net/core/dev.c:7780 bond_set_mac_address+0x331/0x720 drivers/net/bonding/bond_main.c:3735 dev_set_mac_address+0x1b1/0x3b0 net/core/dev.c:7776 dev_ifsioc+0x508/0xa80 net/core/dev_ioctl.c:249 dev_ioctl+0x1b5/0xcc0 net/core/dev_ioctl.c:488 sock_do_ioctl+0x1f6/0x420 net/socket.c:973 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:00007f2d4d621c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f2d4d621c90 RCX: 0000000000457669 RDX: 00000000200000c0 RSI: 0000000000008924 RDI: 0000000000000003 RBP: 000000000072bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2d4d6226d4 R13: 00000000004c1194 R14: 00000000004d24d8 R15: 0000000000000005 kobject: 'nr0' (00000000e3be0a41): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'nr0' (00000000e3be0a41): kobject_uevent_env kobject: 'nr0' (00000000e3be0a41): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'loop3' (000000007174943d): kobject_uevent_env kobject: 'queues' (000000007f0af3e0): kobject_add_internal: parent: 'nr0', set: '' kobject: 'loop3' (000000007174943d): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'queues' (000000007f0af3e0): kobject_uevent_env kobject: 'queues' (000000007f0af3e0): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (000000006c3fe210): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (000000006c3fe210): kobject_uevent_env kobject: 'rx-0' (000000006c3fe210): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (00000000d43b653e): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (00000000d43b653e): kobject_uevent_env kobject: 'tx-0' (00000000d43b653e): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' device nr0 entered promiscuous mode kobject: 'tx-1' (000000007b203327): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-1' (000000007b203327): kobject_uevent_env kobject: 'tx-1' (000000007b203327): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-1' kobject: 'rx-1' (000000009219da26): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-1' (000000009219da26): kobject_uevent_env kobject: 'rx-1' (000000009219da26): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-1' kobject: 'tx-1' (0000000076da8275): kobject_cleanup, parent 000000009a0275fa kobject: 'tx-1' (0000000076da8275): auto cleanup 'remove' event kobject: 'tx-1' (0000000076da8275): kobject_uevent_env kobject: 'tx-1' (0000000076da8275): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-1' kobject: 'tx-1' (0000000076da8275): auto cleanup kobject_del kobject: 'tx-1' (0000000076da8275): calling ktype release kobject: 'tx-1': free name kobject: 'rx-1' (000000000a1fca9e): kobject_cleanup, parent 000000009a0275fa kobject: 'rx-1' (000000000a1fca9e): auto cleanup 'remove' event kobject: 'rx-1' (000000000a1fca9e): kobject_uevent_env kobject: 'rx-1' (000000000a1fca9e): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-1' kobject: 'rx-1' (000000000a1fca9e): auto cleanup kobject_del kobject: 'rx-1' (000000000a1fca9e): calling ktype release kobject: 'rx-1': free name kobject: 'tx-1' (000000007b203327): kobject_cleanup, parent 000000007f0af3e0 kobject: 'tx-1' (000000007b203327): auto cleanup 'remove' event kobject: 'tx-1' (000000007b203327): kobject_uevent_env kobject: 'tx-1' (000000007b203327): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-1' kobject: 'tx-1' (000000007b203327): auto cleanup kobject_del kobject: 'tx-1' (000000007b203327): calling ktype release kobject: 'tx-1': free name kobject: 'rx-1' (000000009219da26): kobject_cleanup, parent 000000007f0af3e0 kobject: 'rx-1' (000000009219da26): auto cleanup 'remove' event kobject: 'rx-1' (000000009219da26): kobject_uevent_env kobject: 'rx-1' (000000009219da26): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-1' kobject: 'rx-1' (000000009219da26): auto cleanup kobject_del kobject: 'rx-1' (000000009219da26): calling ktype release kobject: 'rx-1': free name kobject: 'rx-0' (0000000051bb5203): kobject_cleanup, parent 000000009a0275fa kobject: 'rx-0' (0000000051bb5203): auto cleanup 'remove' event kobject: 'rx-0' (0000000051bb5203): kobject_uevent_env kobject: 'rx-0' (0000000051bb5203): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (0000000051bb5203): auto cleanup kobject_del kobject: 'rx-0' (0000000051bb5203): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (000000008b81e0c6): kobject_cleanup, parent 000000009a0275fa kobject: 'tx-0' (000000008b81e0c6): auto cleanup 'remove' event kobject: 'tx-0' (000000008b81e0c6): kobject_uevent_env kobject: 'tx-0' (000000008b81e0c6): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (000000008b81e0c6): auto cleanup kobject_del kobject: 'tx-0' (000000008b81e0c6): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (000000009a0275fa): kobject_cleanup, parent (null) kobject: 'queues' (000000009a0275fa): calling ktype release kobject: 'queues' (000000009a0275fa): kset_release kobject: 'queues': free name kobject: 'nr0' (00000000a882a3ca): kobject_uevent_env kobject: 'nr0' (00000000a882a3ca): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'rx-0' (000000006c3fe210): kobject_cleanup, parent 000000007f0af3e0 kobject: 'rx-0' (000000006c3fe210): auto cleanup 'remove' event kobject: 'rx-0' (000000006c3fe210): kobject_uevent_env kobject: 'rx-0' (000000006c3fe210): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (000000006c3fe210): auto cleanup kobject_del kobject: 'rx-0' (000000006c3fe210): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000d43b653e): kobject_cleanup, parent 000000007f0af3e0 kobject: 'tx-0' (00000000d43b653e): auto cleanup 'remove' event kobject: 'tx-0' (00000000d43b653e): kobject_uevent_env kobject: 'tx-0' (00000000d43b653e): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (00000000d43b653e): auto cleanup kobject_del kobject: 'tx-0' (00000000d43b653e): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (000000007f0af3e0): kobject_cleanup, parent (null) kobject: 'queues' (000000007f0af3e0): calling ktype release kobject: 'queues' (000000007f0af3e0): kset_release kobject: 'queues': free name kobject: 'nr0' (00000000e3be0a41): kobject_uevent_env kobject: 'nr0' (00000000e3be0a41): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'nr0' (00000000a882a3ca): kobject_cleanup, parent (null) kobject: 'nr0' (00000000a882a3ca): calling ktype release kobject: 'nr0': free name kobject: 'nr0' (00000000e3be0a41): kobject_cleanup, parent (null) kobject: 'loop2' (00000000d102a66f): kobject_uevent_env netlink: 22 bytes leftover after parsing attributes in process `syz-executor1'. kobject: 'loop2' (00000000d102a66f): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'nr0' (00000000e3be0a41): calling ktype release kobject: 'loop4' (00000000d2b50fbd): kobject_uevent_env kobject: 'nr0': free name kobject: 'nr0' (000000005c23b94f): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop4' (00000000d2b50fbd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'nr0' (000000005c23b94f): kobject_uevent_env kobject: 'nr0' (000000005c23b94f): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'loop0' (0000000038561a89): kobject_uevent_env kobject: 'queues' (00000000f8230f57): kobject_add_internal: parent: 'nr0', set: '' kobject: 'queues' (00000000f8230f57): kobject_uevent_env kobject: 'queues' (00000000f8230f57): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop0' (0000000038561a89): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rx-0' (00000000fea5beb2): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (00000000fea5beb2): kobject_uevent_env kobject: 'loop4' (00000000d2b50fbd): kobject_uevent_env kobject: 'rx-0' (00000000fea5beb2): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'loop4' (00000000d2b50fbd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'tx-0' (0000000095fd17b0): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (0000000095fd17b0): kobject_uevent_env kobject: 'tx-0' (0000000095fd17b0): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'loop1' (00000000f37ec496): kobject_uevent_env kobject: 'loop1' (00000000f37ec496): fill_kobj_path: path = '/devices/virtual/block/loop1' FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 13539 Comm: syz-executor3 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 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0xa/0x17 lib/fault-inject.c:149 __should_failslab+0x124/0x180 mm/failslab.c:32 should_failslab+0x9/0x14 mm/slab_common.c:1578 slab_pre_alloc_hook mm/slab.h:423 [inline] slab_alloc_node mm/slab.c:3299 [inline] kmem_cache_alloc_node_trace+0x270/0x740 mm/slab.c:3661 __do_kmalloc_node mm/slab.c:3683 [inline] __kmalloc_node_track_caller+0x3c/0x70 mm/slab.c:3698 __kmalloc_reserve.isra.40+0x41/0xe0 net/core/skbuff.c:137 __alloc_skb+0x155/0x770 net/core/skbuff.c:205 alloc_skb include/linux/skbuff.h:1008 [inline] nlmsg_new include/net/netlink.h:654 [inline] rtmsg_ifinfo_build_skb+0x74/0x190 net/core/rtnetlink.c:3407 rtmsg_ifinfo_event.part.31+0x45/0xe0 net/core/rtnetlink.c:3443 rtmsg_ifinfo_event net/core/rtnetlink.c:3440 [inline] rtnetlink_event+0x144/0x170 net/core/rtnetlink.c:5020 notifier_call_chain+0x17e/0x380 kernel/notifier.c:93 __raw_notifier_call_chain kernel/notifier.c:394 [inline] raw_notifier_call_chain+0x2d/0x40 kernel/notifier.c:401 call_netdevice_notifiers_info+0x3f/0x90 net/core/dev.c:1737 call_netdevice_notifiers_extack net/core/dev.c:1749 [inline] call_netdevice_notifiers net/core/dev.c:1763 [inline] dev_set_mac_address+0x293/0x3b0 net/core/dev.c:7780 bond_set_mac_address+0x331/0x720 drivers/net/bonding/bond_main.c:3735 dev_set_mac_address+0x1b1/0x3b0 net/core/dev.c:7776 dev_ifsioc+0x508/0xa80 net/core/dev_ioctl.c:249 dev_ioctl+0x1b5/0xcc0 net/core/dev_ioctl.c:488 sock_do_ioctl+0x1f6/0x420 net/socket.c:973 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:00007f2d4d621c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f2d4d621c90 RCX: 0000000000457669 RDX: 00000000200000c0 RSI: 0000000000008924 RDI: 0000000000000003 RBP: 000000000072bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2d4d6226d4 R13: 00000000004c1194 R14: 00000000004d24d8 R15: 0000000000000005 kobject: 'loop5' (000000001b724ab6): kobject_uevent_env device nr0 entered promiscuous mode kobject: 'loop5' (000000001b724ab6): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (000000007174943d): kobject_uevent_env kobject: 'loop3' (000000007174943d): fill_kobj_path: path = '/devices/virtual/block/loop3' netlink: 22 bytes leftover after parsing attributes in process `syz-executor1'. kobject: 'loop0' (0000000038561a89): kobject_uevent_env kobject: 'nr0' (0000000082cd5461): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'nr0' (0000000082cd5461): kobject_uevent_env kobject: 'loop0' (0000000038561a89): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'nr0' (0000000082cd5461): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'loop4' (00000000d2b50fbd): kobject_uevent_env kobject: 'loop4' (00000000d2b50fbd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'queues' (000000006e776bd9): kobject_add_internal: parent: 'nr0', set: '' kobject: 'queues' (000000006e776bd9): kobject_uevent_env kobject: 'queues' (000000006e776bd9): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (00000000b383a1e5): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (00000000b383a1e5): kobject_uevent_env kobject: 'rx-0' (00000000b383a1e5): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (0000000005c9be66): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop1' (00000000f37ec496): kobject_uevent_env kobject: 'tx-0' (0000000005c9be66): kobject_uevent_env kobject: 'loop1' (00000000f37ec496): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'tx-0' (0000000005c9be66): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-1' (00000000723ce4de): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-1' (00000000723ce4de): kobject_uevent_env kobject: 'tx-1' (00000000723ce4de): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-1' kobject: 'rx-1' (00000000548bd0ca): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-1' (00000000548bd0ca): kobject_uevent_env kobject: 'rx-1' (00000000548bd0ca): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-1' kobject: 'tx-1' (000000001378bd02): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-1' (000000001378bd02): kobject_uevent_env kobject: 'tx-1' (000000001378bd02): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-1' kobject: 'rx-1' (000000001afb5e15): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-1' (000000001afb5e15): kobject_uevent_env kobject: 'rx-1' (000000001afb5e15): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-1' kobject: 'tx-1' (000000001378bd02): kobject_cleanup, parent 00000000f8230f57 kobject: 'tx-1' (000000001378bd02): auto cleanup 'remove' event kobject: 'tx-1' (000000001378bd02): kobject_uevent_env kobject: 'tx-1' (000000001378bd02): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-1' kobject: 'tx-1' (000000001378bd02): auto cleanup kobject_del kobject: 'tx-1' (000000001378bd02): calling ktype release kobject: 'tx-1': free name kobject: 'rx-1' (000000001afb5e15): kobject_cleanup, parent 00000000f8230f57 kobject: 'rx-1' (000000001afb5e15): auto cleanup 'remove' event kobject: 'rx-1' (000000001afb5e15): kobject_uevent_env kobject: 'rx-1' (000000001afb5e15): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-1' kobject: 'rx-1' (000000001afb5e15): auto cleanup kobject_del kobject: 'rx-1' (000000001afb5e15): calling ktype release kobject: 'rx-1': free name kobject: 'tx-1' (00000000723ce4de): kobject_cleanup, parent 000000006e776bd9 kobject: 'tx-1' (00000000723ce4de): auto cleanup 'remove' event kobject: 'tx-1' (00000000723ce4de): kobject_uevent_env kobject: 'tx-1' (00000000723ce4de): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-1' kobject: 'tx-1' (00000000723ce4de): auto cleanup kobject_del kobject: 'tx-1' (00000000723ce4de): calling ktype release kobject: 'tx-1': free name kobject: 'rx-1' (00000000548bd0ca): kobject_cleanup, parent 000000006e776bd9 kobject: 'rx-1' (00000000548bd0ca): auto cleanup 'remove' event kobject: 'rx-1' (00000000548bd0ca): kobject_uevent_env kobject: 'rx-1' (00000000548bd0ca): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-1' kobject: 'rx-1' (00000000548bd0ca): auto cleanup kobject_del kobject: 'rx-1' (00000000548bd0ca): calling ktype release kobject: 'rx-1': free name kobject: 'rx-0' (00000000fea5beb2): kobject_cleanup, parent 00000000f8230f57 kobject: 'rx-0' (00000000fea5beb2): auto cleanup 'remove' event kobject: 'rx-0' (00000000fea5beb2): kobject_uevent_env kobject: 'rx-0' (00000000fea5beb2): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (00000000fea5beb2): auto cleanup kobject_del kobject: 'rx-0' (00000000fea5beb2): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (0000000095fd17b0): kobject_cleanup, parent 00000000f8230f57 kobject: 'tx-0' (0000000095fd17b0): auto cleanup 'remove' event kobject: 'tx-0' (0000000095fd17b0): kobject_uevent_env kobject: 'tx-0' (0000000095fd17b0): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (0000000095fd17b0): auto cleanup kobject_del kobject: 'tx-0' (0000000095fd17b0): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000f8230f57): kobject_cleanup, parent (null) kobject: 'queues' (00000000f8230f57): calling ktype release kobject: 'queues' (00000000f8230f57): kset_release kobject: 'queues': free name kobject: 'nr0' (000000005c23b94f): kobject_uevent_env kobject: 'nr0' (000000005c23b94f): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'rx-0' (00000000b383a1e5): kobject_cleanup, parent 000000006e776bd9