================================
WARNING: inconsistent lock state
4.14.307-syzkaller #0 Not tainted
--------------------------------
inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage.
syz-executor.1/8014 [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: 786754
hardirqs last enabled at (786754): [<ffffffff8724fcb9>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline]
hardirqs last enabled at (786754): [<ffffffff8724fcb9>] _raw_spin_unlock_irqrestore+0x79/0xe0 kernel/locking/spinlock.c:192
hardirqs last disabled at (786753): [<ffffffff8724f946>] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:108 [inline]
hardirqs last disabled at (786753): [<ffffffff8724f946>] _raw_spin_lock_irqsave+0x66/0xc0 kernel/locking/spinlock.c:160
softirqs last enabled at (786660): [<ffffffff863b0c5c>] do_ipv6_setsockopt.constprop.0+0x38c/0x3190 net/ipv6/ipv6_sockglue.c:915
softirqs last disabled at (786675): [<ffffffff81322e63>] invoke_softirq kernel/softirq.c:368 [inline]
softirqs last disabled at (786675): [<ffffffff81322e63>] irq_exit+0x193/0x240 kernel/softirq.c:409
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 ***
2 locks held by syz-executor.1/8014:
#0: (vmap_area_lock){+.+.}, at: [<ffffffff8178e48c>] spin_lock include/linux/spinlock.h:317 [inline]
#0: (vmap_area_lock){+.+.}, at: [<ffffffff8178e48c>] alloc_vmap_area+0x14c/0x7c0 mm/vmalloc.c:432
#1: (rcu_callback){....}, at: [<ffffffff8146ee4e>] __rcu_reclaim kernel/rcu/rcu.h:185 [inline]
#1: (rcu_callback){....}, at: [<ffffffff8146ee4e>] rcu_do_batch kernel/rcu/tree.c:2699 [inline]
#1: (rcu_callback){....}, at: [<ffffffff8146ee4e>] invoke_rcu_callbacks kernel/rcu/tree.c:2962 [inline]
#1: (rcu_callback){....}, at: [<ffffffff8146ee4e>] __rcu_process_callbacks kernel/rcu/tree.c:2929 [inline]
#1: (rcu_callback){....}, at: [<ffffffff8146ee4e>] rcu_process_callbacks+0x84e/0x1180 kernel/rcu/tree.c:2946
stack backtrace:
CPU: 1 PID: 8014 Comm: syz-executor.1 Not tainted 4.14.307-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/16/2023
Call Trace:
<IRQ>
__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
invoke_softirq kernel/softirq.c:368 [inline]
irq_exit+0x193/0x240 kernel/softirq.c:409
exiting_irq arch/x86/include/asm/apic.h:638 [inline]
smp_apic_timer_interrupt+0x141/0x5e0 arch/x86/kernel/apic/apic.c:1106
apic_timer_interrupt+0x93/0xa0 arch/x86/entry/entry_64.S:796
</IRQ>
RIP: 0010:list_add_rcu include/linux/rculist.h:79 [inline]
RIP: 0010:__insert_vmap_area+0x1d6/0x410 mm/vmalloc.c:390
RSP: 0018:ffff88809a137a90 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff10
RAX: dffffc0000000000 RBX: ffff888099cdb018 RCX: 1ffff1101339b604
RDX: 1ffff1101339b606 RSI: ffffffff8bee0ca0 RDI: ffff888099cdb028
RBP: ffff88809da31fb0 R08: ffffffff8b9c13e8 R09: 0000000000040053
R10: ffff88809d79cb48 R11: ffff88809d79c2c0 R12: ffff88809da31f80
R13: ffff888099cdb030 R14: ffffed1013b463f1 R15: ffff888099cdb020
alloc_vmap_area+0x4c0/0x7c0 mm/vmalloc.c:512
__get_vm_area_node+0x126/0x340 mm/vmalloc.c:1414
__vmalloc_node_range mm/vmalloc.c:1762 [inline]
__vmalloc_node mm/vmalloc.c:1818 [inline]
__vmalloc_node_flags mm/vmalloc.c:1832 [inline]
vzalloc+0x98/0x150 mm/vmalloc.c:1871
xt_counters_alloc+0x30/0x50 net/netfilter/x_tables.c:1212
__do_replace+0x79/0x580 net/ipv4/netfilter/arp_tables.c:893
do_replace net/ipv6/netfilter/ip6_tables.c:1162 [inline]
do_ip6t_set_ctl+0x256/0x3b0 net/ipv6/netfilter/ip6_tables.c:1688
nf_sockopt net/netfilter/nf_sockopt.c:106 [inline]
nf_setsockopt+0x5f/0xb0 net/netfilter/nf_sockopt.c:115
ipv6_setsockopt+0xc0/0x120 net/ipv6/ipv6_sockglue.c:944
tcp_setsockopt+0x7b/0xc0 net/ipv4/tcp.c:2831
SYSC_setsockopt net/socket.c:1865 [inline]
SyS_setsockopt+0x110/0x1e0 net/socket.c:1844
do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
entry_SYSCALL_64_after_hwframe+0x5e/0xd3
RIP: 0033:0x7f46ae29f74a
RSP: 002b:00007ffc7cc58ce8 EFLAGS: 00000202 ORIG_RAX: 0000000000000036
RAX: ffffffffffffffda RBX: 0000000000000029 RCX: 00007f46ae29f74a
RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003
RBP: 00007ffc7cc58d10 R08: 00000000000003b8 R09: ffff000000000000
R10: 00007f46ae3976c0 R11: 0000000000000202 R12: 00007ffc7cc58d70
R13: 0000000000000003 R14: 00007ffc7cc58d0c R15: 00007f46ae397660
audit: type=1326 audit(1677514301.819:22): auid=4294967295 uid=0 gid=0 ses=4294967295 pid=11039 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7fe9582420f9 code=0x0
FAT-fs (loop1): mounting with "discard" option, but the device does not support discard
audit: type=1326 audit(1677514302.679:23): auid=4294967295 uid=0 gid=0 ses=4294967295 pid=11103 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7fe9582420f9 code=0x0
audit: type=1326 audit(1677514303.549:24): auid=4294967295 uid=0 gid=0 ses=4294967295 pid=11149 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7fe9582420f9 code=0x0
audit: type=1326 audit(1677514304.419:25): auid=4294967295 uid=0 gid=0 ses=4294967295 pid=11187 comm="syz-executor.2" exe="/root/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7fe9582420f9 code=0x0
IPVS: ftp: loaded support on port[0] = 21
======================================================
WARNING: the mand mount option is being deprecated and
will be removed in v5.15!
======================================================
UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000)
UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000)