Starting Load/Save RF Kill Switch Status... [[0;32m OK [0m] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.113' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 69.406280][ T8431] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN [ 69.422815][ T8431] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 69.432467][ T8431] CPU: 0 PID: 8431 Comm: syz-executor292 Not tainted 5.11.0-rc7-syzkaller #0 [ 69.441780][ T8431] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.453370][ T8431] RIP: 0010:ieee802154_llsec_parse_key_id+0x17f/0x8a0 [ 69.461793][ T8431] Code: 00 00 4d 8b 66 30 4d 85 e4 0f 84 1e 05 00 00 e8 a7 16 e8 f8 49 8d 7c 24 04 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 01 38 d0 7c 08 84 d2 0f 85 4e [ 69.486346][ T8431] RSP: 0018:ffffc900017ff4f0 EFLAGS: 00010247 [ 69.493254][ T8431] RAX: dffffc0000000000 RBX: ffffc900017ff5a8 RCX: 0000000000000000 [ 69.503893][ T8431] RDX: 0000000000000000 RSI: ffffffff888ad1e9 RDI: 0000000000000004 [ 69.513029][ T8431] RBP: ffffc900017ff680 R08: 0000000000000001 R09: 0000000000000000 [ 69.522163][ T8431] R10: ffffffff888ad1a6 R11: 0000000000000000 R12: 0000000000000000 [ 69.530428][ T8431] R13: 1ffff920002ffe9e R14: ffff888025b7c400 R15: ffffffff8da591f8 [ 69.540031][ T8431] FS: 00000000008e1300(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 69.549076][ T8431] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.555651][ T8431] CR2: 000000002000030c CR3: 000000001cb7a000 CR4: 00000000001506f0 [ 69.563835][ T8431] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 69.572152][ T8431] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 69.581201][ T8431] Call Trace: [ 69.586015][ T8431] ? ieee802154_nl_get_dev.isra.0+0x230/0x230 [ 69.592457][ T8431] ieee802154_llsec_del_key+0x109/0x240 [ 69.598936][ T8431] ? ieee802154_llsec_add_key+0x680/0x680 [ 69.605642][ T8431] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 69.612227][ T8431] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x1b7/0x290 [ 69.620851][ T8431] ? genl_family_rcv_msg_attrs_parse.constprop.0+0xaf/0x290 [ 69.628593][ T8431] genl_family_rcv_msg_doit+0x228/0x320 [ 69.636129][ T8431] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x290/0x290 [ 69.645436][ T8431] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 69.652785][ T8431] ? ns_capable+0xde/0x100 [ 69.658669][ T8431] genl_rcv_msg+0x328/0x580 [ 69.663683][ T8431] ? genl_get_cmd+0x480/0x480 [ 69.669046][ T8431] ? ieee802154_llsec_add_key+0x680/0x680 [ 69.675273][ T8431] ? lock_release+0x710/0x710 [ 69.682048][ T8431] netlink_rcv_skb+0x153/0x420 [ 69.687601][ T8431] ? genl_get_cmd+0x480/0x480 [ 69.692427][ T8431] ? netlink_ack+0xaa0/0xaa0 [ 69.697389][ T8431] genl_rcv+0x24/0x40 [ 69.702012][ T8431] netlink_unicast+0x533/0x7d0 [ 69.707289][ T8431] ? netlink_attachskb+0x870/0x870 [ 69.714587][ T8431] ? _copy_from_iter_full+0x275/0x850 [ 69.720082][ T8431] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 69.727537][ T8431] ? __phys_addr_symbol+0x2c/0x70 [ 69.733589][ T8431] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 69.739783][ T8431] ? __check_object_size+0x171/0x3f0 [ 69.746260][ T8431] netlink_sendmsg+0x856/0xd90 [ 69.751975][ T8431] ? netlink_unicast+0x7d0/0x7d0 [ 69.757744][ T8431] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 69.764379][ T8431] ? netlink_unicast+0x7d0/0x7d0 [ 69.773123][ T8431] sock_sendmsg+0xcf/0x120 [ 69.778972][ T8431] ____sys_sendmsg+0x6e8/0x810 [ 69.784368][ T8431] ? kernel_sendmsg+0x50/0x50 [ 69.790291][ T8431] ? do_recvmmsg+0x6c0/0x6c0 [ 69.796200][ T8431] ? fs_reclaim_release+0x9c/0xe0 [ 69.801581][ T8431] ___sys_sendmsg+0xf3/0x170 [ 69.806393][ T8431] ? sendmsg_copy_msghdr+0x160/0x160 [ 69.812320][ T8431] ? lockdep_init_map_waits+0x26a/0x720 [ 69.818389][ T8431] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 69.825043][ T8431] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 69.832340][ T8431] ? percpu_counter_add_batch+0xbd/0x180 [ 69.838724][ T8431] ? find_held_lock+0x2d/0x110 [ 69.844093][ T8431] ? fd_install+0x1e3/0x640 [ 69.848922][ T8431] ? lock_downgrade+0x6d0/0x6d0 [ 69.854489][ T8431] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 69.861347][ T8431] ? __fget_light+0x215/0x280 [ 69.867989][ T8431] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 69.875533][ T8431] __sys_sendmsg+0xe5/0x1b0 [ 69.880441][ T8431] ? __sys_sendmsg_sock+0xb0/0xb0 [ 69.886188][ T8431] ? syscall_enter_from_user_mode+0x1d/0x50 [ 69.893373][ T8431] do_syscall_64+0x2d/0x70 [ 69.898543][ T8431] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 69.905597][ T8431] RIP: 0033:0x43fa99 [ 69.909578][ T8431] Code: 28 c3 e8 5a 14 00 00 66 2e 0f 1f 84 00 00 00 00 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 c0 ff ff ff f7 d8 64 89 01 48 [ 69.933029][ T8431] RSP: 002b:00007ffce4fc0e98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 69.942759][ T8431] RAX: ffffffffffffffda RBX: 00000000004004a0 RCX: 000000000043fa99 [ 69.952819][ T8431] RDX: 0000000000004054 RSI: 0000000020000440 RDI: 0000000000000004 [ 69.962090][ T8431] RBP: 0000000000403500 R08: 00000000ffffffff R09: 00000000004004a0 [ 69.973113][ T8431] R10: 0000000000000004 R11: 0000000000000246 R12: 0000000000403590 [ 69.983997][ T8431] R13: 0000000000000000 R14: 00000000004ad018 R15: 00000000004004a0 [ 69.993849][ T8431] Modules linked in: [ 70.000052][ T8431] ---[ end trace 32b0ca68504d0ad5 ]--- [ 70.006761][ T8431] RIP: 0010:ieee802154_llsec_parse_key_id+0x17f/0x8a0 [ 70.036159][ T8431] Code: 00 00 4d 8b 66 30 4d 85 e4 0f 84 1e 05 00 00 e8 a7 16 e8 f8 49 8d 7c 24 04 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 01 38 d0 7c 08 84 d2 0f 85 4e [ 70.061200][ T8431] RSP: 0018:ffffc900017ff4f0 EFLAGS: 00010247 [ 70.068045][ T8431] RAX: dffffc0000000000 RBX: ffffc900017ff5a8 RCX: 0000000000000000 [ 70.078029][ T8431] RDX: 0000000000000000 RSI: ffffffff888ad1e9 RDI: 0000000000000004 [ 70.090010][ T8431] RBP: ffffc900017ff680 R08: 0000000000000001 R09: 0000000000000000 [ 70.100779][ T8431] R10: ffffffff888ad1a6 R11: 0000000000000000 R12: 0000000000000000 [ 70.110183][ T8431] R13: 1ffff920002ffe9e R14: ffff888025b7c400 R15: ffffffff8da591f8 [ 70.118618][ T8431] FS: 00000000008e1300(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 70.127746][ T8431] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.135536][ T8431] CR2: 000055bf74e6f0b8 CR3: 000000001cb7a000 CR4: 00000000001506e0 [ 70.144646][ T8431] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 70.153420][ T8431] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 70.161993][ T8431] Kernel panic - not syncing: Fatal exception [ 70.169524][ T8431] Kernel Offset: disabled [ 70.174320][ T8431] Rebooting in 86400 seconds..