Warning: Permanently added '10.128.0.201' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 88.188328][ T37] audit: type=1400 audit(1625217608.357:8): avc: denied { execmem } for pid=8450 comm="syz-executor124" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 88.435672][ T8450] ------------[ cut here ]------------ [ 88.441149][ T8450] trace type BPF program uses run-time allocation [ 88.448511][ T8450] WARNING: CPU: 0 PID: 8450 at kernel/bpf/verifier.c:11139 bpf_check+0x9808/0xc7d0 [ 88.458037][ T8450] Modules linked in: [ 88.462534][ T8450] CPU: 1 PID: 8450 Comm: syz-executor124 Not tainted 5.13.0-syzkaller #0 [ 88.471639][ T8450] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 88.481872][ T8450] RIP: 0010:bpf_check+0x9808/0xc7d0 [ 88.487078][ T8450] Code: e9 15 81 ff ff 4c 89 e7 e8 55 1e 32 00 e9 56 ee ff ff e8 7b e9 ec ff 48 c7 c7 e0 d8 92 89 c6 05 64 ec 4e 0c 01 e8 4f cc 57 07 <0f> 0b e9 cb e6 ff ff 48 89 cf e8 29 1e 32 00 e9 9b e7 ff ff 4c 89 [ 88.506795][ T8450] RSP: 0018:ffffc900016278d8 EFLAGS: 00010286 [ 88.512970][ T8450] RAX: 0000000000000000 RBX: 0000000000000002 RCX: 0000000000000000 [ 88.520960][ T8450] RDX: ffff88802f988240 RSI: ffffffff815ca6b5 RDI: fffff520002c4f0d [ 88.529033][ T8450] RBP: ffffc90001627b50 R08: 0000000000000000 R09: 0000000000000000 [ 88.537091][ T8450] R10: ffffffff815c44ee R11: 0000000000000000 R12: ffff888013f96000 [ 88.545185][ T8450] R13: dffffc0000000000 R14: ffffc90000e94058 R15: ffff888041a64000 [ 88.553380][ T8450] FS: 00000000005aa300(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 88.563243][ T8450] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.569942][ T8450] CR2: 00007fcc7d05e000 CR3: 000000003c969000 CR4: 00000000001506f0 [ 88.578759][ T8450] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 88.586879][ T8450] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 88.595296][ T8450] Call Trace: [ 88.598587][ T8450] ? bpf_get_btf_vmlinux+0x80/0x80 [ 88.603798][ T8450] ? lock_downgrade+0x6e0/0x6e0 [ 88.608678][ T8450] ? __might_fault+0xd3/0x180 [ 88.613417][ T8450] ? memset+0x20/0x40 [ 88.617426][ T8450] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 88.623730][ T8450] ? bpf_obj_name_cpy+0x144/0x1a0 [ 88.628782][ T8450] ? bpf_prog_load+0xe1b/0x21e0 [ 88.633703][ T8450] bpf_prog_load+0xe5c/0x21e0 [ 88.638395][ T8450] ? __bpf_prog_put.constprop.0+0x1a0/0x1a0 [ 88.644356][ T8450] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 88.650628][ T8450] ? avc_has_perm+0x107/0x1b0 [ 88.655366][ T8450] ? selinux_bpf+0xe7/0x120 [ 88.659885][ T8450] ? security_bpf+0x83/0xb0 [ 88.664464][ T8450] __sys_bpf+0x64f/0x4750 [ 88.668807][ T8450] ? bpf_link_get_from_fd+0x110/0x110 [ 88.674456][ T8450] ? find_held_lock+0x2d/0x110 [ 88.679445][ T8450] ? trace_hardirqs_on+0x38/0x1c0 [ 88.684558][ T8450] __x64_sys_bpf+0x75/0xb0 [ 88.688991][ T8450] ? syscall_enter_from_user_mode+0x21/0x70 [ 88.694984][ T8450] do_syscall_64+0x35/0xb0 [ 88.699417][ T8450] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 88.705376][ T8450] RIP: 0033:0x43f079 [ 88.709279][ T8450] 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 [ 88.729069][ T8450] RSP: 002b:00007ffdeb1d9cc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 88.737569][ T8450] RAX: ffffffffffffffda RBX: 0000000000400488 RCX: 000000000043f079 [ 88.745640][ T8450] RDX: 0000000000000078 RSI: 0000000020000300 RDI: 0000000000000005 [ 88.753705][ T8450] RBP: 0000000000403060 R08: 0000000000000000 R09: 0000000000400488 [ 88.761753][ T8450] R10: 0000000000000072 R11: 0000000000000246 R12: 00000000004030f0 [ 88.769760][ T8450] R13: 0000000000000000 R14: 00000000004ac018 R15: 0000000000400488 [ 88.777814][ T8450] Kernel panic - not syncing: panic_on_warn set ... [ 88.784418][ T8450] CPU: 0 PID: 8450 Comm: syz-executor124 Not tainted 5.13.0-syzkaller #0 [ 88.792821][ T8450] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 88.802871][ T8450] Call Trace: [ 88.806143][ T8450] dump_stack_lvl+0xcd/0x134 [ 88.810724][ T8450] panic+0x306/0x73d [ 88.814633][ T8450] ? __warn_printk+0xf3/0xf3 [ 88.819223][ T8450] ? __warn.cold+0x1a/0x44 [ 88.823629][ T8450] ? bpf_check+0x9808/0xc7d0 [ 88.828215][ T8450] __warn.cold+0x35/0x44 [ 88.832466][ T8450] ? wake_up_klogd.part.0+0x8e/0xd0 [ 88.837652][ T8450] ? bpf_check+0x9808/0xc7d0 [ 88.842228][ T8450] report_bug+0x1bd/0x210 [ 88.846561][ T8450] handle_bug+0x3c/0x60 [ 88.850715][ T8450] exc_invalid_op+0x14/0x40 [ 88.855213][ T8450] asm_exc_invalid_op+0x12/0x20 [ 88.860068][ T8450] RIP: 0010:bpf_check+0x9808/0xc7d0 [ 88.865276][ T8450] Code: e9 15 81 ff ff 4c 89 e7 e8 55 1e 32 00 e9 56 ee ff ff e8 7b e9 ec ff 48 c7 c7 e0 d8 92 89 c6 05 64 ec 4e 0c 01 e8 4f cc 57 07 <0f> 0b e9 cb e6 ff ff 48 89 cf e8 29 1e 32 00 e9 9b e7 ff ff 4c 89 [ 88.884885][ T8450] RSP: 0018:ffffc900016278d8 EFLAGS: 00010286 [ 88.890951][ T8450] RAX: 0000000000000000 RBX: 0000000000000002 RCX: 0000000000000000 [ 88.898914][ T8450] RDX: ffff88802f988240 RSI: ffffffff815ca6b5 RDI: fffff520002c4f0d [ 88.906888][ T8450] RBP: ffffc90001627b50 R08: 0000000000000000 R09: 0000000000000000 [ 88.914936][ T8450] R10: ffffffff815c44ee R11: 0000000000000000 R12: ffff888013f96000 [ 88.922898][ T8450] R13: dffffc0000000000 R14: ffffc90000e94058 R15: ffff888041a64000 [ 88.930862][ T8450] ? wake_up_klogd.part.0+0x8e/0xd0 [ 88.936054][ T8450] ? vprintk+0x95/0x260 [ 88.940203][ T8450] ? bpf_check+0x9808/0xc7d0 [ 88.944786][ T8450] ? bpf_get_btf_vmlinux+0x80/0x80 [ 88.949898][ T8450] ? lock_downgrade+0x6e0/0x6e0 [ 88.954745][ T8450] ? __might_fault+0xd3/0x180 [ 88.959417][ T8450] ? memset+0x20/0x40 [ 88.963410][ T8450] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 88.969655][ T8450] ? bpf_obj_name_cpy+0x144/0x1a0 [ 88.974680][ T8450] ? bpf_prog_load+0xe1b/0x21e0 [ 88.979733][ T8450] bpf_prog_load+0xe5c/0x21e0 [ 88.984422][ T8450] ? __bpf_prog_put.constprop.0+0x1a0/0x1a0 [ 88.990316][ T8450] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 88.996562][ T8450] ? avc_has_perm+0x107/0x1b0 [ 89.001238][ T8450] ? selinux_bpf+0xe7/0x120 [ 89.005739][ T8450] ? security_bpf+0x83/0xb0 [ 89.010235][ T8450] __sys_bpf+0x64f/0x4750 [ 89.014572][ T8450] ? bpf_link_get_from_fd+0x110/0x110 [ 89.019947][ T8450] ? find_held_lock+0x2d/0x110 [ 89.024712][ T8450] ? trace_hardirqs_on+0x38/0x1c0 [ 89.030505][ T8450] __x64_sys_bpf+0x75/0xb0 [ 89.034909][ T8450] ? syscall_enter_from_user_mode+0x21/0x70 [ 89.040796][ T8450] do_syscall_64+0x35/0xb0 [ 89.045205][ T8450] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 89.051088][ T8450] RIP: 0033:0x43f079 [ 89.054967][ T8450] 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 [ 89.074572][ T8450] RSP: 002b:00007ffdeb1d9cc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 89.082982][ T8450] RAX: ffffffffffffffda RBX: 0000000000400488 RCX: 000000000043f079 [ 89.090951][ T8450] RDX: 0000000000000078 RSI: 0000000020000300 RDI: 0000000000000005 [ 89.098920][ T8450] RBP: 0000000000403060 R08: 0000000000000000 R09: 0000000000400488 [ 89.106883][ T8450] R10: 0000000000000072 R11: 0000000000000246 R12: 00000000004030f0 [ 89.114862][ T8450] R13: 0000000000000000 R14: 00000000004ac018 R15: 0000000000400488 [ 89.123954][ T8450] Kernel Offset: disabled [ 89.128352][ T8450] Rebooting in 86400 seconds..