INFO: trying to register non-static key. the code is fine but needs lockdep annotation. turning off the locking correctness validator. CPU: 1 PID: 10878 Comm: syz-executor.2 Not tainted 4.19.182-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 assign_lock_key kernel/locking/lockdep.c:727 [inline] register_lock_class+0xe76/0x11c0 kernel/locking/lockdep.c:753 __lock_acquire+0x17d/0x3ff0 kernel/locking/lockdep.c:3303 lock_acquire+0x170/0x3c0 kernel/locking/lockdep.c:3907 __mutex_lock_common kernel/locking/mutex.c:925 [inline] __mutex_lock+0xd7/0x1260 kernel/locking/mutex.c:1072 ieee802154_get_llsec_params+0x3f/0x70 net/mac802154/cfg.c:327 rdev_get_llsec_params net/ieee802154/rdev-ops.h:241 [inline] nl802154_get_llsec_params+0xce/0x390 net/ieee802154/nl802154.c:761 nl802154_send_iface+0x83d/0x9e0 net/ieee802154/nl802154.c:839 nl802154_dump_interface+0x294/0x490 net/ieee802154/nl802154.c:876 genl_lock_dumpit+0x60/0x90 net/netlink/genetlink.c:482 netlink_dump+0x3cf/0xc10 net/netlink/af_netlink.c:2234 __netlink_dump_start+0x4e9/0x6f0 net/netlink/af_netlink.c:2330 genl_family_rcv_msg+0xa76/0xc40 net/netlink/genetlink.c:550 genl_rcv_msg+0xbf/0x160 net/netlink/genetlink.c:627 netlink_rcv_skb+0x160/0x440 net/netlink/af_netlink.c:2455 genl_rcv+0x24/0x40 net/netlink/genetlink.c:638 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x4d5/0x690 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x6bb/0xc40 net/netlink/af_netlink.c:1909 sock_sendmsg_nosec net/socket.c:622 [inline] sock_sendmsg+0xc3/0x120 net/socket.c:632 ___sys_sendmsg+0x7bb/0x8e0 net/socket.c:2115 __sys_sendmsg net/socket.c:2153 [inline] __do_sys_sendmsg net/socket.c:2162 [inline] __se_sys_sendmsg net/socket.c:2160 [inline] __x64_sys_sendmsg+0x132/0x220 net/socket.c:2160 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x466459 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:00007ff826a17188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 RDX: 0000000000000000 RSI: 0000000020000300 RDI: 0000000000000004 RBP: 00000000004bf9fb R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf60 R13: 00007ffc5999d7ef R14: 00007ff826a17300 R15: 0000000000022000 audit: type=1400 audit(1616388437.578:254): apparmor="DENIED" operation="setprocattr" info="exec" error=-22 profile="unconfined" pid=10895 comm="syz-executor.3" audit: type=1400 audit(1616388437.707:255): apparmor="DENIED" operation="setprocattr" info="exec" error=-22 profile="unconfined" pid=10905 comm="syz-executor.3" rtc_cmos 00:00: Alarms can be up to one day in the future rtc_cmos 00:00: Alarms can be up to one day in the future rtc_cmos 00:00: Alarms can be up to one day in the future audit: type=1400 audit(1616388437.896:256): apparmor="DENIED" operation="setprocattr" info="exec" error=-22 profile="unconfined" pid=10929 comm="syz-executor.3" rtc_cmos 00:00: Alarms can be up to one day in the future rtc_cmos 00:00: Alarms can be up to one day in the future rtc rtc0: __rtc_set_alarm: err=-22 audit: type=1400 audit(1616388438.045:257): apparmor="DENIED" operation="setprocattr" info="exec" error=-22 profile="unconfined" pid=10941 comm="syz-executor.3" validate_nla: 2 callbacks suppressed netlink: 'syz-executor.0': attribute type 4 has an invalid length. netlink: 'syz-executor.0': attribute type 4 has an invalid length. netlink: 'syz-executor.0': attribute type 4 has an invalid length. netlink: 'syz-executor.0': attribute type 4 has an invalid length. netlink: 'syz-executor.0': attribute type 4 has an invalid length. netlink: 'syz-executor.5': attribute type 4 has an invalid length. netlink: 'syz-executor.0': attribute type 4 has an invalid length. netlink: 'syz-executor.5': attribute type 4 has an invalid length. netlink: 'syz-executor.3': attribute type 4 has an invalid length. netlink: 'syz-executor.3': attribute type 4 has an invalid length. lo: Cannot use loopback or non-ethernet device as HSR slave. lo: Cannot use loopback or non-ethernet device as HSR slave. lo: Cannot use loopback or non-ethernet device as HSR slave. lo: Cannot use loopback or non-ethernet device as HSR slave. audit: type=1804 audit(1616388443.617:258): pid=11417 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir090797379/syzkaller.EAdHxD/362/bus/file0" dev="overlay" ino=14158 res=1 lo: Cannot use loopback or non-ethernet device as HSR slave. audit: type=1804 audit(1616388443.856:259): pid=11451 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir529331631/syzkaller.nwO2DM/193/bus/file0" dev="overlay" ino=14158 res=1 audit: type=1804 audit(1616388443.895:260): pid=11454 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir090797379/syzkaller.EAdHxD/363/bus/file0" dev="overlay" ino=13941 res=1 audit: type=1804 audit(1616388444.551:261): pid=11472 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir095269776/syzkaller.tUq0OV/152/bus/file0" dev="overlay" ino=14082 res=1 audit: type=1804 audit(1616388444.551:262): pid=11467 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir988888505/syzkaller.gRsfMy/95/bus/file0" dev="overlay" ino=14516 res=1 audit: type=1804 audit(1616388444.590:263): pid=11473 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir529331631/syzkaller.nwO2DM/194/bus/file0" dev="overlay" ino=14548 res=1 audit: type=1804 audit(1616388444.600:264): pid=11475 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir090797379/syzkaller.EAdHxD/364/bus/file0" dev="overlay" ino=14117 res=1 audit: type=1804 audit(1616388444.819:265): pid=11491 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir095269776/syzkaller.tUq0OV/153/bus/file0" dev="overlay" ino=14363 res=1 audit: type=1804 audit(1616388444.819:266): pid=11497 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir090797379/syzkaller.EAdHxD/365/bus/file0" dev="overlay" ino=14366 res=1 audit: type=1804 audit(1616388444.868:267): pid=11498 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir529331631/syzkaller.nwO2DM/195/bus/file0" dev="overlay" ino=14165 res=1