RDS: rds_bind could not find a transport for fc01::1, load rds_tcp or rds_rdma? RDS: rds_bind could not find a transport for fc01::1, load rds_tcp or rds_rdma? netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. ================================ WARNING: inconsistent lock state 4.19.195-syzkaller #0 Not tainted -------------------------------- inconsistent {IN-SOFTIRQ-W} -> {SOFTIRQ-ON-W} usage. syz-executor.0/21532 [HC0[0]:SC0[0]:HE1:SE1] takes: 00000000484d8846 (slock-AF_BLUETOOTH-BTPROTO_SCO){+.?.}, at: spin_lock include/linux/spinlock.h:329 [inline] 00000000484d8846 (slock-AF_BLUETOOTH-BTPROTO_SCO){+.?.}, at: sco_conn_del+0xe2/0x240 net/bluetooth/sco.c:175 {IN-SOFTIRQ-W} state was registered at: __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:144 spin_lock include/linux/spinlock.h:329 [inline] sco_sock_timeout+0x31/0x210 net/bluetooth/sco.c:82 call_timer_fn+0x177/0x700 kernel/time/timer.c:1338 expire_timers+0x243/0x4e0 kernel/time/timer.c:1375 __run_timers kernel/time/timer.c:1696 [inline] run_timer_softirq+0x21c/0x670 kernel/time/timer.c:1709 __do_softirq+0x265/0x980 kernel/softirq.c:292 invoke_softirq kernel/softirq.c:372 [inline] irq_exit+0x215/0x260 kernel/softirq.c:412 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x136/0x550 arch/x86/kernel/apic/apic.c:1098 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:894 arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline] _raw_spin_unlock_irqrestore+0xa3/0xe0 kernel/locking/spinlock.c:184 spin_unlock_irqrestore include/linux/spinlock.h:384 [inline] __wake_up_common_lock+0xe0/0x170 kernel/sched/wait.c:122 sock_def_readable+0x12e/0x4d0 net/core/sock.c:2724 __netlink_sendskb net/netlink/af_netlink.c:1267 [inline] netlink_broadcast_deliver net/netlink/af_netlink.c:1391 [inline] do_one_broadcast net/netlink/af_netlink.c:1476 [inline] netlink_broadcast_filtered+0x772/0xbc0 net/netlink/af_netlink.c:1520 netlink_broadcast+0x35/0x40 net/netlink/af_netlink.c:1544 uevent_net_broadcast_untagged lib/kobject_uevent.c:330 [inline] kobject_uevent_net_broadcast lib/kobject_uevent.c:407 [inline] kobject_uevent_env+0xa56/0x1480 lib/kobject_uevent.c:591 kvm_uevent_notify_change.part.0+0x2e4/0x440 arch/x86/kvm/../../../virt/kvm/kvm_main.c:4163 kvm_uevent_notify_change arch/x86/kvm/../../../virt/kvm/kvm_main.c:4122 [inline] kvm_destroy_vm arch/x86/kvm/../../../virt/kvm/kvm_main.c:788 [inline] kvm_put_kvm+0xb0/0xc70 arch/x86/kvm/../../../virt/kvm/kvm_main.c:831 kvm_vcpu_release+0x77/0xa0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:2639 __fput+0x2ce/0x890 fs/file_table.c:278 task_work_run+0x148/0x1c0 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:193 [inline] exit_to_usermode_loop+0x251/0x2a0 arch/x86/entry/common.c:167 prepare_exit_to_usermode arch/x86/entry/common.c:198 [inline] syscall_return_slowpath arch/x86/entry/common.c:271 [inline] do_syscall_64+0x538/0x620 arch/x86/entry/common.c:296 entry_SYSCALL_64_after_hwframe+0x49/0xbe irq event stamp: 3075 hardirqs last enabled at (3075): [] kfree+0x110/0x210 mm/slab.c:3823 hardirqs last disabled at (3074): [] kfree+0x6f/0x210 mm/slab.c:3816 softirqs last enabled at (2820): [] spin_unlock_bh include/linux/spinlock.h:374 [inline] softirqs last enabled at (2820): [] peernet2id+0x8f/0xc0 net/core/net_namespace.c:266 softirqs last disabled at (2818): [] spin_lock_bh include/linux/spinlock.h:334 [inline] softirqs last disabled at (2818): [] peernet2id+0x6f/0xc0 net/core/net_namespace.c:264 other info that might help us debug this: Possible unsafe locking scenario: CPU0 ---- lock(slock-AF_BLUETOOTH-BTPROTO_SCO); lock(slock-AF_BLUETOOTH-BTPROTO_SCO); *** DEADLOCK *** 4 locks held by syz-executor.0/21532: #0: 0000000063efd1ae (rfkill_global_mutex){+.+.}, at: rfkill_fop_write+0xfe/0x4a0 net/rfkill/core.c:1241 #1: 000000009a6d0ee6 (&hdev->req_lock){+.+.}, at: hci_dev_do_close+0x196/0xf10 net/bluetooth/hci_core.c:1623 #2: 000000006102cd88 (&hdev->lock){+.+.}, at: hci_dev_do_close+0x2e0/0xf10 net/bluetooth/hci_core.c:1660 #3: 000000004f78b935 (hci_cb_list_lock){+.+.}, at: hci_disconn_cfm include/net/bluetooth/hci_core.h:1259 [inline] #3: 000000004f78b935 (hci_cb_list_lock){+.+.}, at: hci_conn_hash_flush+0xda/0x260 net/bluetooth/hci_conn.c:1512 stack backtrace: CPU: 0 PID: 21532 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 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+0x1fc/0x2ef lib/dump_stack.c:118 print_usage_bug.cold+0x42e/0x570 kernel/locking/lockdep.c:2545 valid_state kernel/locking/lockdep.c:2558 [inline] mark_lock_irq kernel/locking/lockdep.c:2752 [inline] mark_lock+0xc70/0x1160 kernel/locking/lockdep.c:3132 mark_irqflags kernel/locking/lockdep.c:3028 [inline] __lock_acquire+0x6a8/0x3ff0 kernel/locking/lockdep.c:3373 lock_acquire+0x170/0x3c0 kernel/locking/lockdep.c:3908 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:144 spin_lock include/linux/spinlock.h:329 [inline] sco_conn_del+0xe2/0x240 net/bluetooth/sco.c:175 sco_disconn_cfm+0x74/0xb0 net/bluetooth/sco.c:1133 hci_disconn_cfm include/net/bluetooth/hci_core.h:1262 [inline] hci_conn_hash_flush+0x127/0x260 net/bluetooth/hci_conn.c:1512 hci_dev_do_close+0x659/0xf10 net/bluetooth/hci_core.c:1673 hci_rfkill_set_block+0xe7/0x160 net/bluetooth/hci_core.c:2107 rfkill_set_block+0x1f9/0x540 net/rfkill/core.c:353 rfkill_fop_write+0x250/0x4a0 net/rfkill/core.c:1249 __vfs_write+0xf7/0x770 fs/read_write.c:485 vfs_write+0x1f3/0x540 fs/read_write.c:549 ksys_write+0x12b/0x2a0 fs/read_write.c:599 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4665d9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f8da8dbf188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 RDX: 0000000000000008 RSI: 0000000020000180 RDI: 0000000000000003 RBP: 00000000004bfcb9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80 R13: 00007fff7b08db2f R14: 00007f8da8dbf300 R15: 0000000000022000 device wlan1 left promiscuous mode netlink: 20 bytes leftover after parsing attributes in process `syz-executor.3'. device wlan1 entered promiscuous mode IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready IPVS: ftp: loaded support on port[0] = 21 mmap: syz-executor.1 (21619) uses deprecated remap_file_pages() syscall. See Documentation/vm/remap_file_pages.rst. xt_cluster: cannot load conntrack support for proto=7 IPVS: ftp: loaded support on port[0] = 21 netlink: 20 bytes leftover after parsing attributes in process `syz-executor.3'. netlink: 12 bytes leftover after parsing attributes in process `syz-executor.0'. hub 9-0:1.0: USB hub found hub 9-0:1.0: 8 ports detected vhci_hcd: invalid port number 9 vhci_hcd: default hub control req: 0000 v00ff i0009 l0 hub 9-0:1.0: USB hub found hub 9-0:1.0: 8 ports detected vhci_hcd: invalid port number 9 vhci_hcd: default hub control req: 0000 v00ff i0009 l0 netlink: 14 bytes leftover after parsing attributes in process `syz-executor.2'. netlink: 12 bytes leftover after parsing attributes in process `syz-executor.0'. bridge0: port 2(bridge_slave_1) entered disabled state bridge0: port 1(bridge_slave_0) entered disabled state netlink: 20 bytes leftover after parsing attributes in process `syz-executor.3'. device bridge0 entered promiscuous mode netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. netlink: 12 bytes leftover after parsing attributes in process `syz-executor.0'. netlink: 14 bytes leftover after parsing attributes in process `syz-executor.2'. bridge0: port 2(bridge_slave_1) entered blocking state bridge0: port 2(bridge_slave_1) entered forwarding state bridge0: port 1(bridge_slave_0) entered blocking state bridge0: port 1(bridge_slave_0) entered forwarding state device bridge0 left promiscuous mode IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. bridge0: port 2(bridge_slave_1) entered disabled state bridge0: port 1(bridge_slave_0) entered disabled state device bridge0 entered promiscuous mode netlink: 14 bytes leftover after parsing attributes in process `syz-executor.2'. bridge0: port 2(bridge_slave_1) entered blocking state netlink: 20 bytes leftover after parsing attributes in process `syz-executor.3'. bridge0: port 2(bridge_slave_1) entered forwarding state bridge0: port 1(bridge_slave_0) entered blocking state bridge0: port 1(bridge_slave_0) entered forwarding state EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue device bridge0 left promiscuous mode EXT4-fs error (device loop5): ext4_empty_dir:2764: inode #12: comm syz-executor.5: Directory hole found for htree leaf block IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready EXT4-fs error (device loop5): ext4_free_inode:350: comm syz-executor.5: bit already cleared for inode 12 IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready bridge0: port 2(bridge_slave_1) entered disabled state bridge0: port 1(bridge_slave_0) entered disabled state device bridge0 entered promiscuous mode syz-executor.2 (21801) used greatest stack depth: 22824 bytes left netlink: 40 bytes leftover after parsing attributes in process `syz-executor.4'.