Warning: Permanently added '10.128.0.44' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 50.579761][ T3598] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 50.587731][ T3598] #PF: supervisor instruction fetch in kernel mode [ 50.594224][ T3598] #PF: error_code(0x0010) - not-present page [ 50.600648][ T3598] PGD 18e72067 P4D 18e72067 PUD 1d800067 PMD 0 [ 50.606928][ T3598] Oops: 0010 [#1] PREEMPT SMP KASAN [ 50.612123][ T3598] CPU: 0 PID: 3598 Comm: syz-executor179 Not tainted 5.16.0-rc5-syzkaller #0 [ 50.621136][ T3598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.631173][ T3598] RIP: 0010:0x0 [ 50.634623][ T3598] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6. [ 50.642580][ T3598] RSP: 0018:ffffc9000280fce0 EFLAGS: 00010246 [ 50.648687][ T3598] RAX: dffffc0000000000 RBX: 1ffff92000501fa3 RCX: 0000000000000000 [ 50.656696][ T3598] RDX: 0000000000000010 RSI: 0000000000000000 RDI: ffffc9000290f000 [ 50.664730][ T3598] RBP: ffffc9000280ff08 R08: 0000000000000000 R09: 0000000000000001 [ 50.672689][ T3598] R10: ffffffff81861e23 R11: 0000000000000000 R12: ffffffff89b3f3c0 [ 50.680648][ T3598] R13: ffffc9000290f000 R14: ffff888022830f00 R15: 0000000000000000 [ 50.688604][ T3598] FS: 0000555556fc9300(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 50.697534][ T3598] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.704104][ T3598] CR2: ffffffffffffffd6 CR3: 000000001a08e000 CR4: 00000000003506f0 [ 50.712061][ T3598] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.720012][ T3598] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.727965][ T3598] Call Trace: [ 50.731229][ T3598] [ 50.734141][ T3598] __sys_bpf+0x36c3/0x5950 [ 50.738574][ T3598] ? bpf_link_get_from_fd+0x110/0x110 [ 50.743931][ T3598] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 50.749985][ T3598] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 50.755963][ T3598] ? find_held_lock+0x2d/0x110 [ 50.760720][ T3598] ? trace_hardirqs_on+0x38/0x1c0 [ 50.765732][ T3598] __x64_sys_bpf+0x75/0xb0 [ 50.770130][ T3598] ? syscall_enter_from_user_mode+0x21/0x70 [ 50.776016][ T3598] do_syscall_64+0x35/0xb0 [ 50.780416][ T3598] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 50.786294][ T3598] RIP: 0033:0x7f14ce09f089 [ 50.790694][ 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 [ 50.810285][ T3598] RSP: 002b:00007fff54ddeb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 50.818685][ T3598] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f14ce09f089 [ 50.826653][ T3598] RDX: 0000000000000020 RSI: 0000000020000140 RDI: 0000000000000004 [ 50.834612][ T3598] RBP: 00007f14ce063070 R08: 0000000000000000 R09: 0000000000000000 [ 50.842607][ T3598] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f14ce063100 [ 50.850687][ T3598] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 50.858673][ T3598] [ 50.861678][ T3598] Modules linked in: [ 50.865555][ T3598] CR2: 0000000000000000 [ 50.869690][ T3598] ---[ end trace 38eb35f61295a0f4 ]--- [ 50.875149][ T3598] RIP: 0010:0x0 [ 50.878604][ T3598] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6. [ 50.886313][ T3598] RSP: 0018:ffffc9000280fce0 EFLAGS: 00010246 [ 50.893055][ T3598] RAX: dffffc0000000000 RBX: 1ffff92000501fa3 RCX: 0000000000000000 [ 50.901032][ T3598] RDX: 0000000000000010 RSI: 0000000000000000 RDI: ffffc9000290f000 [ 50.908986][ T3598] RBP: ffffc9000280ff08 R08: 0000000000000000 R09: 0000000000000001 [ 50.916937][ T3598] R10: ffffffff81861e23 R11: 0000000000000000 R12: ffffffff89b3f3c0 [ 50.924922][ T3598] R13: ffffc9000290f000 R14: ffff888022830f00 R15: 0000000000000000 [ 50.932877][ T3598] FS: 0000555556fc9300(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 50.941791][ T3598] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.948358][ T3598] CR2: ffffffffffffffd6 CR3: 000000001a08e000 CR4: 00000000003506f0 [ 50.956398][ T3598] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.964350][ T3598] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.972385][ T3598] Kernel panic - not syncing: Fatal exception [ 50.978780][ T3598] Kernel Offset: disabled [ 50.983099][ T3598] Rebooting in 86400 seconds..