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: 5944 Comm: syz-executor.0 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 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:937 [inline] __mutex_lock+0xd7/0x1190 kernel/locking/mutex.c:1078 ieee802154_del_llsec_key+0x3f/0x70 net/mac802154/cfg.c:358 rdev_del_llsec_key net/ieee802154/rdev-ops.h:268 [inline] nl802154_del_llsec_key+0x24f/0x330 net/ieee802154/nl802154.c:1639 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:2463 genl_rcv+0x24/0x40 net/netlink/genetlink.c:638 netlink_unicast_kernel net/netlink/af_netlink.c:1325 [inline] netlink_unicast+0x4d5/0x690 net/netlink/af_netlink.c:1351 netlink_sendmsg+0x6c3/0xc50 net/netlink/af_netlink.c:1917 sock_sendmsg_nosec net/socket.c:651 [inline] sock_sendmsg+0xc3/0x120 net/socket.c:661 ___sys_sendmsg+0x7bb/0x8e0 net/socket.c:2227 __sys_sendmsg net/socket.c:2265 [inline] __do_sys_sendmsg net/socket.c:2274 [inline] __se_sys_sendmsg net/socket.c:2272 [inline] __x64_sys_sendmsg+0x132/0x220 net/socket.c:2272 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f438f381639 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f438d8f4168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f438f4a1f80 RCX: 00007f438f381639 RDX: 0000000000000000 RSI: 00000000200002c0 RDI: 0000000000000005 RBP: 00007f438f3dc7e1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffee6674a8f R14: 00007f438d8f4300 R15: 0000000000022000 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 5954 Comm: syz-executor.3 Not tainted 4.19.211-syzkaller #0 CPU: 0 PID: 5944 Comm: syz-executor.0 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: RIP: 0010:llsec_key_id_equal+0x24/0x430 net/mac802154/llsec.c:199 __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1fc/0x2ef lib/dump_stack.c:118 Code: 5c c3 0f 1f 40 00 41 56 41 55 41 54 55 48 89 f5 53 48 89 fb e8 9d 0c 97 f9 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <0f> b6 04 02 84 c0 74 06 0f 8e aa 02 00 00 48 89 ea 44 0f b6 23 48 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold+0xa/0xf lib/fault-inject.c:149 RSP: 0018:ffff88803a09f560 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: 0000000000000010 RCX: ffffc90005d32000 RDX: 0000000000000002 RSI: ffffffff87cb78d3 RDI: 0000000000000010 RBP: ffff88803a09f618 R08: 0000000000000000 R09: ffffed1012618c12 __should_failslab+0x115/0x180 mm/failslab.c:32 R10: ffff8880930c6097 R11: ffffffff8c66505b R12: ffff88803a09f618 should_failslab+0x5/0x10 mm/slab_common.c:1590 R13: ffff8880930c6160 R14: dffffc0000000000 R15: ffff88803a09f618 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x277/0x370 mm/slab.c:3557 FS: 00007f438d8f4700(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 kmem_cache_zalloc include/linux/slab.h:699 [inline] __alloc_file+0x21/0x340 fs/file_table.c:100 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 alloc_empty_file+0x6d/0x170 fs/file_table.c:150 CR2: 00007feb0f299fc8 CR3: 0000000092b32000 CR4: 00000000003406f0 path_openat+0xe9/0x2df0 fs/namei.c:3526 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: mac802154_llsec_key_del+0x7f/0x210 net/mac802154/llsec.c:286 ieee802154_del_llsec_key+0x4e/0x70 net/mac802154/cfg.c:359 rdev_del_llsec_key net/ieee802154/rdev-ops.h:268 [inline] nl802154_del_llsec_key+0x24f/0x330 net/ieee802154/nl802154.c:1639 genl_family_rcv_msg+0x642/0xc40 net/netlink/genetlink.c:602 do_filp_open+0x18c/0x3f0 fs/namei.c:3567 genl_rcv_msg+0xbf/0x160 net/netlink/genetlink.c:627 netlink_rcv_skb+0x160/0x440 net/netlink/af_netlink.c:2463 do_sys_open+0x3b3/0x520 fs/open.c:1085 genl_rcv+0x24/0x40 net/netlink/genetlink.c:638 netlink_unicast_kernel net/netlink/af_netlink.c:1325 [inline] netlink_unicast+0x4d5/0x690 net/netlink/af_netlink.c:1351 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f87056f9639 netlink_sendmsg+0x6c3/0xc50 net/netlink/af_netlink.c:1917 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f8703c4b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f870581a050 RCX: 00007f87056f9639 RDX: 0000000000200002 RSI: 0000000020000000 RDI: ffffffffffffff9c RBP: 00007f8703c4b1d0 R08: 0000000000000000 R09: 0000000000000000 sock_sendmsg_nosec net/socket.c:651 [inline] sock_sendmsg+0xc3/0x120 net/socket.c:661 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 ___sys_sendmsg+0x7bb/0x8e0 net/socket.c:2227 R13: 00007ffebe868aaf R14: 00007f8703c4b300 R15: 0000000000022000 __sys_sendmsg net/socket.c:2265 [inline] __do_sys_sendmsg net/socket.c:2274 [inline] __se_sys_sendmsg net/socket.c:2272 [inline] __x64_sys_sendmsg+0x132/0x220 net/socket.c:2272 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f438f381639 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f438d8f4168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f438f4a1f80 RCX: 00007f438f381639 RDX: 0000000000000000 RSI: 00000000200002c0 RDI: 0000000000000005 RBP: 00007f438f3dc7e1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffee6674a8f R14: 00007f438d8f4300 R15: 0000000000022000 Modules linked in: ---[ end trace 76fca5e2d971c826 ]--- RIP: 0010:llsec_key_id_equal+0x24/0x430 net/mac802154/llsec.c:199 kauditd_printk_skb: 47 callbacks suppressed audit: type=1800 audit(1668016166.427:823): pid=5961 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor.2" name="bus" dev="sda1" ino=14361 res=0 Code: 5c c3 0f 1f 40 00 41 56 41 55 41 54 55 48 89 f5 53 48 89 fb e8 9d 0c 97 f9 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <0f> b6 04 02 84 c0 74 06 0f 8e aa 02 00 00 48 89 ea 44 0f b6 23 48 RSP: 0018:ffff88803a09f560 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: 0000000000000010 RCX: ffffc90005d32000 RDX: 0000000000000002 RSI: ffffffff87cb78d3 RDI: 0000000000000010 RBP: ffff88803a09f618 R08: 0000000000000000 R09: ffffed1012618c12 R10: ffff8880930c6097 R11: ffffffff8c66505b R12: ffff88803a09f618 R13: ffff8880930c6160 R14: dffffc0000000000 R15: ffff88803a09f618 FS: 00007f438d8f4700(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f8317592000 CR3: 0000000092b32000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 ---------------- Code disassembly (best guess): 0: 5c pop %rsp 1: c3 retq 2: 0f 1f 40 00 nopl 0x0(%rax) 6: 41 56 push %r14 8: 41 55 push %r13 a: 41 54 push %r12 c: 55 push %rbp d: 48 89 f5 mov %rsi,%rbp 10: 53 push %rbx 11: 48 89 fb mov %rdi,%rbx 14: e8 9d 0c 97 f9 callq 0xf9970cb6 19: 48 89 da mov %rbx,%rdx 1c: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 23: fc ff df 26: 48 c1 ea 03 shr $0x3,%rdx * 2a: 0f b6 04 02 movzbl (%rdx,%rax,1),%eax <-- trapping instruction 2e: 84 c0 test %al,%al 30: 74 06 je 0x38 32: 0f 8e aa 02 00 00 jle 0x2e2 38: 48 89 ea mov %rbp,%rdx 3b: 44 0f b6 23 movzbl (%rbx),%r12d 3f: 48 rex.W