Warning: Permanently added '10.128.0.12' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 57.037604][ T3592] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN [ 57.049340][ T3592] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 57.057732][ T3592] CPU: 0 PID: 3592 Comm: syz-executor914 Not tainted 5.16.0-syzkaller-11424-gb7892f7d5cb2 #0 [ 57.067861][ T3592] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.077899][ T3592] RIP: 0010:btf_decl_tag_resolve+0x83e/0xaa0 [ 57.083892][ T3592] Code: c1 ea 03 80 3c 02 00 0f 85 90 01 00 00 48 8b 1b e8 b7 c9 e6 ff 48 8d 7b 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 03 38 d0 7c 08 84 d2 0f 85 2b [ 57.103505][ T3592] RSP: 0018:ffffc90001b1fa00 EFLAGS: 00010247 [ 57.109555][ T3592] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 57.117513][ T3592] RDX: 0000000000000000 RSI: ffffffff81918c09 RDI: 0000000000000004 [ 57.125467][ T3592] RBP: ffff888015c32000 R08: 0000000000000008 R09: 0000000000000008 [ 57.133419][ T3592] R10: ffffffff81918bb1 R11: 0000000000000001 R12: 0000000000000004 [ 57.141374][ T3592] R13: 0000000000000008 R14: 0000000000000000 R15: 0000000000000005 [ 57.149329][ T3592] FS: 00005555556fd300(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 57.158249][ T3592] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.164832][ T3592] CR2: 00007f98c38b8220 CR3: 0000000019537000 CR4: 00000000003506f0 [ 57.172793][ T3592] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 57.180792][ T3592] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 57.188753][ T3592] Call Trace: [ 57.192027][ T3592] [ 57.194958][ T3592] btf_resolve+0x251/0x1020 [ 57.199464][ T3592] ? btf_ptr_resolve+0xe50/0xe50 [ 57.205356][ T3592] ? rcu_read_lock_sched_held+0x3a/0x70 [ 57.210899][ T3592] ? trace_kmalloc_node+0x32/0x100 [ 57.216002][ T3592] ? __kasan_kmalloc+0xa9/0xd0 [ 57.220751][ T3592] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 57.226635][ T3592] btf_new_fd+0x19fe/0x2370 [ 57.231138][ T3592] ? lock_downgrade+0x6e0/0x6e0 [ 57.235992][ T3592] ? btf_type_snprintf_show+0x140/0x140 [ 57.241537][ T3592] ? apparmor_capable+0x1d8/0x460 [ 57.246560][ T3592] ? security_capable+0x8f/0xc0 [ 57.251429][ T3592] __sys_bpf+0x1cbb/0x5970 [ 57.255837][ T3592] ? bpf_link_get_from_fd+0x110/0x110 [ 57.261224][ T3592] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 57.267205][ T3592] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 57.273190][ T3592] ? find_held_lock+0x2d/0x110 [ 57.277949][ T3592] ? trace_hardirqs_on+0x38/0x1c0 [ 57.282962][ T3592] __x64_sys_bpf+0x75/0xb0 [ 57.287384][ T3592] ? syscall_enter_from_user_mode+0x21/0x70 [ 57.293281][ T3592] do_syscall_64+0x35/0xb0 [ 57.297683][ T3592] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 57.303564][ T3592] RIP: 0033:0x7fd57f202099 [ 57.307966][ T3592] Code: 28 c3 e8 2a 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 [ 57.327556][ T3592] RSP: 002b:00007ffe9e5eb898 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 57.335953][ T3592] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd57f202099 [ 57.343911][ T3592] RDX: 0000000000000020 RSI: 0000000020000000 RDI: 0000000000000012 [ 57.351864][ T3592] RBP: 00007fd57f1c6080 R08: 0000000000000000 R09: 0000000000000000 [ 57.359821][ T3592] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007fd57f1c6110 [ 57.367782][ T3592] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 57.375744][ T3592] [ 57.378748][ T3592] Modules linked in: [ 57.384672][ T3592] ---[ end trace 0000000000000000 ]--- [ 57.390142][ T3592] RIP: 0010:btf_decl_tag_resolve+0x83e/0xaa0 [ 57.396289][ T3592] Code: c1 ea 03 80 3c 02 00 0f 85 90 01 00 00 48 8b 1b e8 b7 c9 e6 ff 48 8d 7b 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 03 38 d0 7c 08 84 d2 0f 85 2b [ 57.416017][ T3592] RSP: 0018:ffffc90001b1fa00 EFLAGS: 00010247 [ 57.422091][ T3592] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 57.430199][ T3592] RDX: 0000000000000000 RSI: ffffffff81918c09 RDI: 0000000000000004 [ 57.438263][ T3592] RBP: ffff888015c32000 R08: 0000000000000008 R09: 0000000000000008 [ 57.446313][ T3592] R10: ffffffff81918bb1 R11: 0000000000000001 R12: 0000000000000004 [ 57.454305][ T3592] R13: 0000000000000008 R14: 0000000000000000 R15: 0000000000000005 [ 57.462281][ T3592] FS: 00005555556fd300(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 57.471257][ T3592] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.477872][ T3592] CR2: 0000000020000000 CR3: 0000000019537000 CR4: 00000000003506e0 [ 57.485868][ T3592] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 57.493870][ T3592] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 57.501838][ T3592] Kernel panic - not syncing: Fatal exception [ 57.508044][ T3592] Kernel Offset: disabled [ 57.512360][ T3592] Rebooting in 86400 seconds..