Warning: Permanently added '10.128.0.135' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 78.783949][ T8428] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN [ 78.795796][ T8428] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 78.804198][ T8428] CPU: 1 PID: 8428 Comm: syz-executor295 Not tainted 5.11.0-rc7-syzkaller #0 [ 78.812950][ T8428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.822994][ T8428] RIP: 0010:nl802154_del_llsec_dev+0x150/0x310 [ 78.829170][ T8428] Code: 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 c4 01 00 00 48 8b 93 18 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 13 [ 78.848768][ T8428] RSP: 0018:ffffc90001a67568 EFLAGS: 00010246 [ 78.854827][ T8428] RAX: dffffc0000000000 RBX: ffff88801def5400 RCX: 0000000000000000 [ 78.862804][ T8428] RDX: 0000000000000000 RSI: ffffffff8888ffaa RDI: ffff88801def5518 [ 78.870764][ T8428] RBP: 1ffff9200034ceae R08: 0000000000000000 R09: 0000000000000000 [ 78.878730][ T8428] R10: ffffffff87315ffa R11: 0000000000000000 R12: ffff8881443d6000 [ 78.886685][ T8428] R13: ffff8881441e4bd0 R14: ffffc90001a678b0 R15: 0000000000000000 [ 78.894673][ T8428] FS: 000000000208c300(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 78.903588][ T8428] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.910271][ T8428] CR2: 00007f3aac6fd6c0 CR3: 00000000210c4000 CR4: 00000000001506e0 [ 78.918232][ T8428] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 78.926205][ T8428] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 78.934162][ T8428] Call Trace: [ 78.937427][ T8428] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 78.943658][ T8428] ? nl802154_wpan_phy_netns+0x2c0/0x2c0 [ 78.949279][ T8428] ? __nla_parse+0x3d/0x50 [ 78.953681][ T8428] ? nl802154_get_llsec_params+0x390/0x390 [ 78.959494][ T8428] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 78.965722][ T8428] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x1b7/0x280 [ 78.973079][ T8428] ? genl_family_rcv_msg_attrs_parse.constprop.0+0xaf/0x280 [ 78.980349][ T8428] genl_family_rcv_msg_doit+0x228/0x320 [ 78.985892][ T8428] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x280/0x280 [ 78.993252][ T8428] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 78.999497][ T8428] ? ns_capable+0xde/0x100 [ 79.003899][ T8428] genl_rcv_msg+0x328/0x580 [ 79.008388][ T8428] ? genl_get_cmd+0x480/0x480 [ 79.013061][ T8428] ? nl802154_wpan_phy_netns+0x2c0/0x2c0 [ 79.018693][ T8428] ? lock_release+0x710/0x710 [ 79.023360][ T8428] netlink_rcv_skb+0x153/0x420 [ 79.028115][ T8428] ? genl_get_cmd+0x480/0x480 [ 79.032777][ T8428] ? netlink_ack+0xaa0/0xaa0 [ 79.037364][ T8428] genl_rcv+0x24/0x40 [ 79.041337][ T8428] netlink_unicast+0x533/0x7d0 [ 79.046085][ T8428] ? netlink_attachskb+0x870/0x870 [ 79.051176][ T8428] ? _copy_from_iter_full+0x275/0x850 [ 79.056532][ T8428] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 79.062769][ T8428] ? __phys_addr_symbol+0x2c/0x70 [ 79.067793][ T8428] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 79.073509][ T8428] ? __check_object_size+0x171/0x3f0 [ 79.078795][ T8428] netlink_sendmsg+0x856/0xd90 [ 79.083546][ T8428] ? netlink_unicast+0x7d0/0x7d0 [ 79.088468][ T8428] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 79.094705][ T8428] ? netlink_unicast+0x7d0/0x7d0 [ 79.099635][ T8428] sock_sendmsg+0xcf/0x120 [ 79.104050][ T8428] ____sys_sendmsg+0x6e8/0x810 [ 79.108813][ T8428] ? kernel_sendmsg+0x50/0x50 [ 79.113483][ T8428] ? do_recvmmsg+0x6c0/0x6c0 [ 79.118056][ T8428] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 79.124285][ T8428] ? netlink_recvmsg+0x826/0xee0 [ 79.129219][ T8428] ___sys_sendmsg+0xf3/0x170 [ 79.133817][ T8428] ? sendmsg_copy_msghdr+0x160/0x160 [ 79.139086][ T8428] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 79.145313][ T8428] ? security_socket_recvmsg+0x8f/0xc0 [ 79.150771][ T8428] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 79.157010][ T8428] ? __sys_recvfrom+0x2cc/0x3a0 [ 79.161848][ T8428] ? __ia32_sys_send+0x100/0x100 [ 79.166783][ T8428] ? fd_install+0x1e3/0x640 [ 79.171282][ T8428] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 79.177508][ T8428] ? __fget_light+0x215/0x280 [ 79.182277][ T8428] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 79.188505][ T8428] __sys_sendmsg+0xe5/0x1b0 [ 79.192995][ T8428] ? __sys_sendmsg_sock+0xb0/0xb0 [ 79.198020][ T8428] ? syscall_enter_from_user_mode+0x1d/0x50 [ 79.203917][ T8428] do_syscall_64+0x2d/0x70 [ 79.208322][ T8428] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 79.214212][ T8428] RIP: 0033:0x43f969 [ 79.218091][ T8428] 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 [ 79.237692][ T8428] RSP: 002b:00007ffe784206c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 79.246093][ T8428] RAX: ffffffffffffffda RBX: 00000000004004a0 RCX: 000000000043f969 [ 79.254061][ T8428] RDX: 0000000020008800 RSI: 0000000020000600 RDI: 0000000000000003 [ 79.262029][ T8428] RBP: 00000000004033d0 R08: 0000000000000008 R09: 00000000004004a0 [ 79.269984][ T8428] R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000403460 [ 79.277939][ T8428] R13: 0000000000000000 R14: 00000000004ad018 R15: 00000000004004a0 [ 79.285908][ T8428] Modules linked in: [ 79.290238][ T8428] ---[ end trace 9aedc238aa0648a2 ]--- [ 79.295832][ T8428] RIP: 0010:nl802154_del_llsec_dev+0x150/0x310 [ 79.302016][ T8428] Code: 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 c4 01 00 00 48 8b 93 18 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 13 [ 79.321784][ T8428] RSP: 0018:ffffc90001a67568 EFLAGS: 00010246 [ 79.327917][ T8428] RAX: dffffc0000000000 RBX: ffff88801def5400 RCX: 0000000000000000 [ 79.335951][ T8428] RDX: 0000000000000000 RSI: ffffffff8888ffaa RDI: ffff88801def5518 [ 79.344005][ T8428] RBP: 1ffff9200034ceae R08: 0000000000000000 R09: 0000000000000000 [ 79.351991][ T8428] R10: ffffffff87315ffa R11: 0000000000000000 R12: ffff8881443d6000 [ 79.360013][ T8428] R13: ffff8881441e4bd0 R14: ffffc90001a678b0 R15: 0000000000000000 [ 79.368054][ T8428] FS: 000000000208c300(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 79.377056][ T8428] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.383689][ T8428] CR2: 00007f3aac6fd6c0 CR3: 00000000210c4000 CR4: 00000000001506e0 [ 79.391680][ T8428] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 79.399713][ T8428] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 79.407771][ T8428] Kernel panic - not syncing: Fatal exception [ 79.414394][ T8428] Kernel Offset: disabled [ 79.418730][ T8428] Rebooting in 86400 seconds..