INFO: trying to register non-static key. The code is fine but needs lockdep annotation, or maybe you didn't initialize this object before use? turning off the locking correctness validator. CPU: 1 PID: 27444 Comm: syz-executor.0 Not tainted 4.19.204-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:728 [inline] register_lock_class+0xe82/0x11c0 kernel/locking/lockdep.c:754 __lock_acquire+0x17d/0x3ff0 kernel/locking/lockdep.c:3304 lock_acquire+0x170/0x3c0 kernel/locking/lockdep.c:3908 __mutex_lock_common kernel/locking/mutex.c:938 [inline] __mutex_lock+0xd7/0x1200 kernel/locking/mutex.c:1083 ieee802154_del_devkey+0x44/0x80 net/mac802154/cfg.c:450 rdev_del_devkey net/ieee802154/rdev-ops.h:316 [inline] nl802154_del_llsec_devkey+0x28a/0x380 net/ieee802154/nl802154.c:1994 genl_family_rcv_msg+0x642/0xc40 net/netlink/genetlink.c:602 genl_rcv_msg+0xbf/0x160 net/netlink/genetlink.c:627 netlink_rcv_skb+0x160/0x440 net/netlink/af_netlink.c:2457 genl_rcv+0x24/0x40 net/netlink/genetlink.c:638 netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline] netlink_unicast+0x4d5/0x690 net/netlink/af_netlink.c:1346 netlink_sendmsg+0x6bb/0xc40 net/netlink/af_netlink.c:1911 sock_sendmsg_nosec net/socket.c:651 [inline] sock_sendmsg+0xc3/0x120 net/socket.c:661 ___sys_sendmsg+0x7bb/0x8e0 net/socket.c:2225 __sys_sendmsg net/socket.c:2263 [inline] __do_sys_sendmsg net/socket.c:2272 [inline] __se_sys_sendmsg net/socket.c:2270 [inline] __x64_sys_sendmsg+0x132/0x220 net/socket.c:2270 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4665e9 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:00007f21b0a89188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665e9 RDX: 0000000000000000 RSI: 0000000020000480 RDI: 0000000000000004 RBP: 00000000004bfcc4 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80 R13: 00007ffee28dc21f R14: 00007f21b0a89300 R15: 0000000000022000 xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: xt_cgroup: no path or classid specified ieee802154 phy1 wpan1: encryption failed: -22 xt_check_match: 61 callbacks suppressed x_tables: ip6_tables: tcp match: only valid for protocol 6 xt_cgroup: xt_cgroup: no path or classid specified x_tables: ip6_tables: tcp match: only valid for protocol 6 x_tables: ip6_tables: tcp match: only valid for protocol 6 x_tables: ip6_tables: tcp match: only valid for protocol 6 x_tables: ip6_tables: tcp match: only valid for protocol 6 x_tables: ip6_tables: tcp match: only valid for protocol 6 x_tables: ip6_tables: tcp match: only valid for protocol 6 x_tables: ip6_tables: tcp match: only valid for protocol 6 cgroup_mt_check_v1: 57 callbacks suppressed xt_cgroup: invalid path, errno=-2 x_tables: ip6_tables: tcp match: only valid for protocol 6 xt_cgroup: invalid path, errno=-2 xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: invalid path, errno=-2 xt_cgroup: xt_cgroup: no path or classid specified x_tables: ip6_tables: tcp match: only valid for protocol 6 xt_cgroup: invalid path, errno=-2 xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: invalid path, errno=-2 xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: invalid path, errno=-2 xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: invalid path, errno=-2 xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: invalid path, errno=-2 xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: invalid path, errno=-2 xt_cgroup: invalid path, errno=-2 xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: xt_cgroup: no path or classid specified netlink: 12 bytes leftover after parsing attributes in process `syz-executor.0'. xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: xt_cgroup: no path or classid specified netlink: 12 bytes leftover after parsing attributes in process `syz-executor.0'. xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: xt_cgroup: no path or classid specified nbd: couldn't find device at index -1 xt_cgroup: xt_cgroup: no path or classid specified nbd: couldn't find device at index -1 xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: xt_cgroup: no path or classid specified xt_check_match: 61 callbacks suppressed x_tables: ip6_tables: tcp match: only valid for protocol 6 xt_cgroup: xt_cgroup: no path or classid specified x_tables: ip6_tables: tcp match: only valid for protocol 6 xt_cgroup: xt_cgroup: no path or classid specified x_tables: ip6_tables: tcp match: only valid for protocol 6 xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: xt_cgroup: no path or classid specified nbd: couldn't find device at index -1 x_tables: ip6_tables: tcp match: only valid for protocol 6 nbd: couldn't find device at index -1 x_tables: ip6_tables: tcp match: only valid for protocol 6 xt_cgroup: xt_cgroup: no path or classid specified x_tables: ip6_tables: tcp match: only valid for protocol 6 xt_cgroup: xt_cgroup: no path or classid specified x_tables: ip6_tables: tcp match: only valid for protocol 6 x_tables: ip6_tables: tcp match: only valid for protocol 6 xt_cgroup: xt_cgroup: no path or classid specified x_tables: ip6_tables: tcp match: only valid for protocol 6 xt_cgroup: xt_cgroup: no path or classid specified x_tables: ip6_tables: tcp match: only valid for protocol 6 cgroup_mt_check_v1: 64 callbacks suppressed xt_cgroup: invalid path, errno=-2 xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: invalid path, errno=-2 xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: invalid path, errno=-2 xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: invalid path, errno=-2 xt_cgroup: invalid path, errno=-2 xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: invalid path, errno=-2 xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: invalid path, errno=-2 nbd: couldn't find device at index -1 nbd: couldn't find device at index -1 xt_cgroup: invalid path, errno=-2 xt_cgroup: xt_cgroup: no path or classid specified xt_cgroup: invalid path, errno=-2 xt_cgroup: xt_cgroup: no path or classid specified ---------------- Code disassembly (best guess), 1 bytes skipped: 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 nopw %cs:0x0(%rax,%rax,1) 9: 00 00 00 c: 0f 1f 40 00 nopl 0x0(%rax) 10: 48 89 f8 mov %rdi,%rax 13: 48 89 f7 mov %rsi,%rdi 16: 48 89 d6 mov %rdx,%rsi 19: 48 89 ca mov %rcx,%rdx 1c: 4d 89 c2 mov %r8,%r10 1f: 4d 89 c8 mov %r9,%r8 22: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 27: 0f 05 syscall 29: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 2f: 73 01 jae 0x32 31: c3 retq 32: 48 c7 c1 bc ff ff ff mov $0xffffffffffffffbc,%rcx 39: f7 d8 neg %eax 3b: 64 89 01 mov %eax,%fs:(%rcx) 3e: 48 rex.W