Warning: Permanently added '10.128.0.249' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 71.699110][ T8442] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN [ 71.711487][ T8442] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 71.720132][ T8442] CPU: 0 PID: 8442 Comm: syz-executor604 Not tainted 5.11.0-rc7-syzkaller #0 [ 71.728891][ T8442] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.738942][ T8442] RIP: 0010:nl802154_del_llsec_devkey+0x165/0x370 [ 71.745374][ T8442] Code: 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 c9 01 00 00 48 8b 93 20 01 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 d1 48 c1 e9 03 <0f> b6 0c 01 48 89 d0 83 e0 07 83 c0 01 38 c8 7c 08 84 c9 0f 85 54 [ 71.765228][ T8442] RSP: 0018:ffffc9000734f528 EFLAGS: 00010246 [ 71.771408][ T8442] RAX: dffffc0000000000 RBX: ffff8880183ee400 RCX: 0000000000000000 [ 71.779373][ T8442] RDX: 0000000000000000 RSI: ffffffff8889170f RDI: ffff8880183ee520 [ 71.787338][ T8442] RBP: 1ffff92000e69ea6 R08: 0000000000000000 R09: 0000000000000000 [ 71.795300][ T8442] R10: ffffffff87315ffa R11: 0000000000000000 R12: ffff888144394000 [ 71.803434][ T8442] R13: ffff88801bd80bd0 R14: ffffc9000734f8b0 R15: 0000000000000000 [ 71.811492][ T8442] FS: 0000000001a44300(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 71.820585][ T8442] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.827169][ T8442] CR2: 0000000020000408 CR3: 0000000013300000 CR4: 00000000001506f0 [ 71.835479][ T8442] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 71.843459][ T8442] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 71.851457][ T8442] Call Trace: [ 71.854764][ T8442] ? nl802154_set_llsec_params+0x470/0x470 [ 71.860576][ T8442] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 71.866831][ T8442] ? nl802154_pre_doit+0xf8/0xce0 [ 71.871900][ T8442] ? __nla_parse+0x3d/0x50 [ 71.876311][ T8442] ? nl802154_get_llsec_params+0x390/0x390 [ 71.882256][ T8442] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 71.888493][ T8442] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x1b7/0x280 [ 71.895860][ T8442] ? genl_family_rcv_msg_attrs_parse.constprop.0+0xaf/0x280 [ 71.903371][ T8442] genl_family_rcv_msg_doit+0x228/0x320 [ 71.908913][ T8442] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x280/0x280 [ 71.916278][ T8442] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 71.922607][ T8442] ? ns_capable+0xde/0x100 [ 71.927151][ T8442] genl_rcv_msg+0x328/0x580 [ 71.931707][ T8442] ? genl_get_cmd+0x480/0x480 [ 71.936463][ T8442] ? nl802154_set_llsec_params+0x470/0x470 [ 71.942296][ T8442] ? lock_release+0x710/0x710 [ 71.947033][ T8442] netlink_rcv_skb+0x153/0x420 [ 71.951805][ T8442] ? genl_get_cmd+0x480/0x480 [ 71.956507][ T8442] ? netlink_ack+0xaa0/0xaa0 [ 71.961118][ T8442] genl_rcv+0x24/0x40 [ 71.965094][ T8442] netlink_unicast+0x533/0x7d0 [ 71.969855][ T8442] ? netlink_attachskb+0x870/0x870 [ 71.975358][ T8442] ? _copy_from_iter_full+0x275/0x850 [ 71.980763][ T8442] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 71.987237][ T8442] ? __phys_addr_symbol+0x2c/0x70 [ 71.992265][ T8442] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 71.997981][ T8442] ? __check_object_size+0x171/0x3f0 [ 72.003446][ T8442] netlink_sendmsg+0x856/0xd90 [ 72.008347][ T8442] ? netlink_unicast+0x7d0/0x7d0 [ 72.013409][ T8442] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 72.020089][ T8442] ? netlink_unicast+0x7d0/0x7d0 [ 72.025336][ T8442] sock_sendmsg+0xcf/0x120 [ 72.030216][ T8442] ____sys_sendmsg+0x6e8/0x810 [ 72.035207][ T8442] ? kernel_sendmsg+0x50/0x50 [ 72.040037][ T8442] ? do_recvmmsg+0x6c0/0x6c0 [ 72.044631][ T8442] ? fs_reclaim_release+0x9c/0xe0 [ 72.049833][ T8442] ___sys_sendmsg+0xf3/0x170 [ 72.054627][ T8442] ? sendmsg_copy_msghdr+0x160/0x160 [ 72.059945][ T8442] ? lockdep_init_map_waits+0x26a/0x720 [ 72.065687][ T8442] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 72.071680][ T8442] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 72.077959][ T8442] ? percpu_counter_add_batch+0xbd/0x180 [ 72.083800][ T8442] ? find_held_lock+0x2d/0x110 [ 72.088570][ T8442] ? fd_install+0x1e3/0x640 [ 72.093074][ T8442] ? lock_downgrade+0x6d0/0x6d0 [ 72.097922][ T8442] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 72.104379][ T8442] ? __fget_light+0x215/0x280 [ 72.109056][ T8442] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 72.117237][ T8442] __sys_sendmsg+0xe5/0x1b0 [ 72.121862][ T8442] ? __sys_sendmsg_sock+0xb0/0xb0 [ 72.127104][ T8442] ? syscall_enter_from_user_mode+0x1d/0x50 [ 72.133027][ T8442] do_syscall_64+0x2d/0x70 [ 72.137434][ T8442] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 72.143444][ T8442] RIP: 0033:0x43f8a9 [ 72.147368][ T8442] 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 [ 72.167147][ T8442] RSP: 002b:00007ffeb69f7518 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 72.175579][ T8442] RAX: ffffffffffffffda RBX: 00000000004004a0 RCX: 000000000043f8a9 [ 72.183782][ T8442] RDX: 0000000024000044 RSI: 00000000200007c0 RDI: 0000000000000004 [ 72.192137][ T8442] RBP: 0000000000403310 R08: 00000000004004a0 R09: 00000000004004a0 [ 72.200439][ T8442] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000004033a0 [ 72.208438][ T8442] R13: 0000000000000000 R14: 00000000004ad018 R15: 00000000004004a0 [ 72.216539][ T8442] Modules linked in: [ 72.222764][ T8442] ---[ end trace f6610dc4e783dd3a ]--- [ 72.228341][ T8442] RIP: 0010:nl802154_del_llsec_devkey+0x165/0x370 [ 72.235270][ T8442] Code: 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 c9 01 00 00 48 8b 93 20 01 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 d1 48 c1 e9 03 <0f> b6 0c 01 48 89 d0 83 e0 07 83 c0 01 38 c8 7c 08 84 c9 0f 85 54 [ 72.255563][ T8442] RSP: 0018:ffffc9000734f528 EFLAGS: 00010246 [ 72.261744][ T8442] RAX: dffffc0000000000 RBX: ffff8880183ee400 RCX: 0000000000000000 [ 72.269767][ T8442] RDX: 0000000000000000 RSI: ffffffff8889170f RDI: ffff8880183ee520 [ 72.277799][ T8442] RBP: 1ffff92000e69ea6 R08: 0000000000000000 R09: 0000000000000000 [ 72.285822][ T8442] R10: ffffffff87315ffa R11: 0000000000000000 R12: ffff888144394000 [ 72.293983][ T8442] R13: ffff88801bd80bd0 R14: ffffc9000734f8b0 R15: 0000000000000000 [ 72.302491][ T8442] FS: 0000000001a44300(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 72.311437][ T8442] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.318371][ T8442] CR2: 00007f236003e108 CR3: 0000000013300000 CR4: 00000000001506e0 [ 72.326586][ T8442] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 72.334722][ T8442] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 72.343258][ T8442] Kernel panic - not syncing: Fatal exception [ 72.349701][ T8442] Kernel Offset: disabled [ 72.354029][ T8442] Rebooting in 86400 seconds..