Warning: Permanently added '10.128.0.98' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 46.780538][ T3598] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN [ 46.792269][ T3598] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 46.800662][ T3598] CPU: 1 PID: 3598 Comm: syz-executor929 Not tainted 5.17.0-rc1-syzkaller-00228-g3aa430d33b8d #0 [ 46.811235][ T3598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.821277][ T3598] RIP: 0010:btf_decl_tag_resolve+0x83e/0xaa0 [ 46.827257][ T3598] 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 [ 46.846850][ T3598] RSP: 0018:ffffc90002aafa00 EFLAGS: 00010247 [ 46.852908][ T3598] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 46.860867][ T3598] RDX: 0000000000000000 RSI: ffffffff81919399 RDI: 0000000000000004 [ 46.868838][ T3598] RBP: ffff8881473b6000 R08: 0000000000000008 R09: 0000000000000008 [ 46.876797][ T3598] R10: ffffffff81919341 R11: 0000000000000001 R12: 0000000000000004 [ 46.884770][ T3598] R13: 0000000000000008 R14: 0000000000000000 R15: 0000000000000005 [ 46.892833][ T3598] FS: 0000555557074300(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 46.901749][ T3598] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.908326][ T3598] CR2: 00007f2b79e40d20 CR3: 000000001a7fe000 CR4: 00000000003506e0 [ 46.916298][ T3598] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.924254][ T3598] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.932209][ T3598] Call Trace: [ 46.935478][ T3598] [ 46.938401][ T3598] btf_resolve+0x251/0x1020 [ 46.942915][ T3598] ? btf_ptr_resolve+0xe50/0xe50 [ 46.947842][ T3598] ? rcu_read_lock_sched_held+0x3a/0x70 [ 46.953382][ T3598] ? trace_kmalloc_node+0x32/0x100 [ 46.958483][ T3598] ? __kasan_kmalloc+0xa9/0xd0 [ 46.963231][ T3598] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 46.969119][ T3598] btf_new_fd+0x19fe/0x2370 [ 46.973617][ T3598] ? lock_downgrade+0x6e0/0x6e0 [ 46.978456][ T3598] ? btf_type_snprintf_show+0x140/0x140 [ 46.984004][ T3598] ? apparmor_capable+0x1d8/0x460 [ 46.989025][ T3598] ? security_capable+0x8f/0xc0 [ 46.993866][ T3598] __sys_bpf+0x1cbb/0x5970 [ 46.998274][ T3598] ? bpf_link_get_from_fd+0x110/0x110 [ 47.003635][ T3598] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 47.009606][ T3598] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 47.015579][ T3598] ? find_held_lock+0x2d/0x110 [ 47.020332][ T3598] ? trace_hardirqs_on+0x38/0x1c0 [ 47.025342][ T3598] __x64_sys_bpf+0x75/0xb0 [ 47.029750][ T3598] ? syscall_enter_from_user_mode+0x21/0x70 [ 47.035633][ T3598] do_syscall_64+0x35/0xb0 [ 47.040041][ T3598] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 47.045926][ T3598] RIP: 0033:0x7f4baea57099 [ 47.050329][ T3598] 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 [ 47.069920][ T3598] RSP: 002b:00007ffef75cb0b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 47.078319][ T3598] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4baea57099 [ 47.086276][ T3598] RDX: 0000000000000020 RSI: 0000000020000000 RDI: 0000000000000012 [ 47.094231][ T3598] RBP: 00007f4baea1b080 R08: 0000000000000000 R09: 0000000000000000 [ 47.102186][ T3598] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007f4baea1b110 [ 47.110141][ T3598] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 47.118109][ T3598] [ 47.121119][ T3598] Modules linked in: [ 47.125824][ T3598] ---[ end trace 0000000000000000 ]--- [ 47.131567][ T3598] RIP: 0010:btf_decl_tag_resolve+0x83e/0xaa0 [ 47.137572][ T3598] 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 [ 47.157248][ T3598] RSP: 0018:ffffc90002aafa00 EFLAGS: 00010247 [ 47.163341][ T3598] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 47.171343][ T3598] RDX: 0000000000000000 RSI: ffffffff81919399 RDI: 0000000000000004 [ 47.179318][ T3598] RBP: ffff8881473b6000 R08: 0000000000000008 R09: 0000000000000008 [ 47.187343][ T3598] R10: ffffffff81919341 R11: 0000000000000001 R12: 0000000000000004 [ 47.195417][ T3598] R13: 0000000000000008 R14: 0000000000000000 R15: 0000000000000005 [ 47.203438][ T3598] FS: 0000555557074300(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 47.212444][ T3598] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.219018][ T3598] CR2: 00007f2b79e37d90 CR3: 000000001a7fe000 CR4: 00000000003506f0 [ 47.227025][ T3598] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.235066][ T3598] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.243077][ T3598] Kernel panic - not syncing: Fatal exception [ 47.249380][ T3598] Kernel Offset: disabled [ 47.253699][ T3598] Rebooting in 86400 seconds..