================================
WARNING: inconsistent lock state
4.14.306-syzkaller #0 Not tainted
--------------------------------
inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage.
ksoftirqd/1/17 [HC0[0]:SC1[1]:HE1:SE0] takes:
(&(&local->client_conns_lock)->rlock){+.?.}, at: [<ffffffff867de3a1>] spin_lock include/linux/spinlock.h:317 [inline]
(&(&local->client_conns_lock)->rlock){+.?.}, at: [<ffffffff867de3a1>] rxrpc_put_one_client_conn net/rxrpc/conn_client.c:905 [inline]
(&(&local->client_conns_lock)->rlock){+.?.}, at: [<ffffffff867de3a1>] rxrpc_put_client_conn+0x661/0xac0 net/rxrpc/conn_client.c:957
{SOFTIRQ-ON-W} state was registered at:
lock_acquire+0x170/0x3f0 kernel/locking/lockdep.c:3998
__raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline]
_raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:152
spin_lock include/linux/spinlock.h:317 [inline]
rxrpc_get_client_conn net/rxrpc/conn_client.c:306 [inline]
rxrpc_connect_call+0x2bb/0x3e10 net/rxrpc/conn_client.c:692
rxrpc_new_client_call+0x8f4/0x1a10 net/rxrpc/call_object.c:276
rxrpc_new_client_call_for_sendmsg net/rxrpc/sendmsg.c:531 [inline]
rxrpc_do_sendmsg+0x8dc/0xfb0 net/rxrpc/sendmsg.c:583
rxrpc_sendmsg+0x3cf/0x5f0 net/rxrpc/af_rxrpc.c:543
sock_sendmsg_nosec net/socket.c:646 [inline]
sock_sendmsg+0xb5/0x100 net/socket.c:656
___sys_sendmsg+0x6c8/0x800 net/socket.c:2062
__sys_sendmsg+0xa3/0x120 net/socket.c:2096
SYSC_sendmsg net/socket.c:2107 [inline]
SyS_sendmsg+0x27/0x40 net/socket.c:2103
do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
entry_SYSCALL_64_after_hwframe+0x5e/0xd3
irq event stamp: 753932
hardirqs last enabled at (753932): [<ffffffff8724fcb9>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline]
hardirqs last enabled at (753932): [<ffffffff8724fcb9>] _raw_spin_unlock_irqrestore+0x79/0xe0 kernel/locking/spinlock.c:192
hardirqs last disabled at (753931): [<ffffffff8724f946>] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:108 [inline]
hardirqs last disabled at (753931): [<ffffffff8724f946>] _raw_spin_lock_irqsave+0x66/0xc0 kernel/locking/spinlock.c:160
softirqs last enabled at (753800): [<ffffffff8760068b>] __do_softirq+0x68b/0x9ff kernel/softirq.c:314
softirqs last disabled at (753805): [<ffffffff81322a60>] run_ksoftirqd+0x50/0x1a0 kernel/softirq.c:670
other info that might help us debug this:
Possible unsafe locking scenario:
CPU0
----
lock(&(&local->client_conns_lock)->rlock);
<Interrupt>
lock(&(&local->client_conns_lock)->rlock);
*** DEADLOCK ***
1 lock held by ksoftirqd/1/17:
#0: (rcu_callback){....}, at: [<ffffffff8146ee1e>] __rcu_reclaim kernel/rcu/rcu.h:185 [inline]
#0: (rcu_callback){....}, at: [<ffffffff8146ee1e>] rcu_do_batch kernel/rcu/tree.c:2699 [inline]
#0: (rcu_callback){....}, at: [<ffffffff8146ee1e>] invoke_rcu_callbacks kernel/rcu/tree.c:2962 [inline]
#0: (rcu_callback){....}, at: [<ffffffff8146ee1e>] __rcu_process_callbacks kernel/rcu/tree.c:2929 [inline]
#0: (rcu_callback){....}, at: [<ffffffff8146ee1e>] rcu_process_callbacks+0x84e/0x1180 kernel/rcu/tree.c:2946
stack backtrace:
CPU: 1 PID: 17 Comm: ksoftirqd/1 Not tainted 4.14.306-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023
Call Trace:
__dump_stack lib/dump_stack.c:17 [inline]
dump_stack+0x1b2/0x281 lib/dump_stack.c:58
print_usage_bug.cold+0x42e/0x570 kernel/locking/lockdep.c:2589
valid_state kernel/locking/lockdep.c:2602 [inline]
mark_lock_irq kernel/locking/lockdep.c:2796 [inline]
mark_lock+0xb4d/0x1050 kernel/locking/lockdep.c:3194
mark_irqflags kernel/locking/lockdep.c:3072 [inline]
__lock_acquire+0xc81/0x3f20 kernel/locking/lockdep.c:3448
lock_acquire+0x170/0x3f0 kernel/locking/lockdep.c:3998
__raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline]
_raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:152
spin_lock include/linux/spinlock.h:317 [inline]
rxrpc_put_one_client_conn net/rxrpc/conn_client.c:905 [inline]
rxrpc_put_client_conn+0x661/0xac0 net/rxrpc/conn_client.c:957
rxrpc_put_connection net/rxrpc/ar-internal.h:862 [inline]
rxrpc_rcu_destroy_call+0x83/0x190 net/rxrpc/call_object.c:653
__rcu_reclaim kernel/rcu/rcu.h:195 [inline]
rcu_do_batch kernel/rcu/tree.c:2699 [inline]
invoke_rcu_callbacks kernel/rcu/tree.c:2962 [inline]
__rcu_process_callbacks kernel/rcu/tree.c:2929 [inline]
rcu_process_callbacks+0x780/0x1180 kernel/rcu/tree.c:2946
__do_softirq+0x24d/0x9ff kernel/softirq.c:288
run_ksoftirqd+0x50/0x1a0 kernel/softirq.c:670
smpboot_thread_fn+0x5c1/0x920 kernel/smpboot.c:164
kthread+0x30d/0x420 kernel/kthread.c:232
ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:406
bridge0: port 2(bridge_slave_1) entered disabled state
bridge0: port 1(bridge_slave_0) entered disabled state
device bridge_slave_1 left promiscuous mode
bridge0: port 2(bridge_slave_1) entered disabled state
device bridge_slave_0 left promiscuous mode
bridge0: port 1(bridge_slave_0) entered disabled state
device veth0_vlan left promiscuous mode
device veth0_vlan entered promiscuous mode
IPVS: ftp: loaded support on port[0] = 21
audit: type=1804 audit(1677158338.522:2): pid=10863 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.5" name="/root/syzkaller-testdir240186945/syzkaller.BiUAF1/34/file0/bus" dev="loop5" ino=7 res=1
audit: type=1804 audit(1677158338.552:3): pid=10863 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.5" name="/root/syzkaller-testdir240186945/syzkaller.BiUAF1/34/file0/bus" dev="loop5" ino=7 res=1
audit: type=1804 audit(1677158338.622:4): pid=10890 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.5" name="/root/syzkaller-testdir240186945/syzkaller.BiUAF1/34/file0/bus" dev="loop5" ino=7 res=1
audit: type=1804 audit(1677158338.622:5): pid=10890 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="ToMToU" comm="syz-executor.5" name="/root/syzkaller-testdir240186945/syzkaller.BiUAF1/34/file0/bus" dev="loop5" ino=7 res=1
audit: type=1804 audit(1677158338.622:6): pid=10890 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="ToMToU" comm="syz-executor.5" name="/root/syzkaller-testdir240186945/syzkaller.BiUAF1/34/file0/bus" dev="loop5" ino=7 res=1
encrypted_key: insufficient parameters specified
bridge0: port 2(bridge_slave_1) entered disabled state
bridge0: port 1(bridge_slave_0) entered disabled state
encrypted_key: insufficient parameters specified
encrypted_key: insufficient parameters specified
device bridge_slave_1 left promiscuous mode
bridge0: port 2(bridge_slave_1) entered disabled state
encrypted_key: insufficient parameters specified
device bridge_slave_0 left promiscuous mode
audit: type=1804 audit(1677158339.082:7): pid=10924 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.4" name="/root/syzkaller-testdir1999543085/syzkaller.JgoCSd/44/cgroup.controllers" dev="sda1" ino=14058 res=1
bridge0: port 1(bridge_slave_0) entered disabled state
audit: type=1804 audit(1677158339.262:8): pid=10928 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.4" name="/root/syzkaller-testdir1999543085/syzkaller.JgoCSd/44/memory.events" dev="sda1" ino=14059 res=1
audit: type=1804 audit(1677158339.582:9): pid=10956 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.5" name="/root/syzkaller-testdir240186945/syzkaller.BiUAF1/35/file0/bus" dev="loop5" ino=7 res=1
audit: type=1804 audit(1677158339.582:10): pid=10956 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.5" name="/root/syzkaller-testdir240186945/syzkaller.BiUAF1/35/file0/bus" dev="loop5" ino=7 res=1
audit: type=1804 audit(1677158339.672:11): pid=10974 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.5" name="/root/syzkaller-testdir240186945/syzkaller.BiUAF1/35/file0/bus" dev="loop5" ino=7 res=1
kauditd_printk_skb: 55 callbacks suppressed
audit: type=1804 audit(1677158343.583:67): pid=11174 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.3" name="/root/syzkaller-testdir2418648591/syzkaller.KoPska/53/file0/bus" dev="loop3" ino=7 res=1
audit: type=1804 audit(1677158343.583:68): pid=11150 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.2" name="/root/syzkaller-testdir2334868287/syzkaller.4HgF6x/51/memory.events" dev="sda1" ino=14040 res=1
audit: type=1804 audit(1677158343.623:69): pid=11174 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="ToMToU" comm="syz-executor.3" name="/root/syzkaller-testdir2418648591/syzkaller.KoPska/53/file0/bus" dev="loop3" ino=7 res=1
audit: type=1804 audit(1677158343.643:70): pid=11159 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.0" name="/root/syzkaller-testdir375964681/syzkaller.oA5DGU/45/file0/bus" dev="loop0" ino=7 res=1
audit: type=1804 audit(1677158343.643:71): pid=11174 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="ToMToU" comm="syz-executor.3" name="/root/syzkaller-testdir2418648591/syzkaller.KoPska/53/file0/bus" dev="loop3" ino=7 res=1
audit: type=1804 audit(1677158343.653:72): pid=11159 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.0" name="/root/syzkaller-testdir375964681/syzkaller.oA5DGU/45/file0/bus" dev="loop0" ino=7 res=1
audit: type=1804 audit(1677158343.733:73): pid=11181 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.0" name="/root/syzkaller-testdir375964681/syzkaller.oA5DGU/45/file0/bus" dev="loop0" ino=7 res=1
audit: type=1804 audit(1677158343.733:74): pid=11181 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="ToMToU" comm="syz-executor.0" name="/root/syzkaller-testdir375964681/syzkaller.oA5DGU/45/file0/bus" dev="loop0" ino=7 res=1
audit: type=1804 audit(1677158343.743:75): pid=11181 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="ToMToU" comm="syz-executor.0" name="/root/syzkaller-testdir375964681/syzkaller.oA5DGU/45/file0/bus" dev="loop0" ino=7 res=1
audit: type=1804 audit(1677158343.973:76): pid=11169 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.4" name="/root/syzkaller-testdir1999543085/syzkaller.JgoCSd/48/file0/bus" dev="loop4" ino=7 res=1