Warning: Permanently added '10.128.1.10' (ECDSA) to the list of known hosts. executing program [* ] A start job is running for dev-ttyS0.device (8s / 1min 30s)[** ] A start job is running for dev-ttyS0.device (8s / 1min 30s)[*** ] A start job is running for dev-ttyS0.device (9s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (9s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (10s / 1min 30s)[ ***] A start job is running for dev-ttyS0.device (10s / 1min 30s)[ **] A start job is running for dev-ttyS0.device (11s / 1min 30s)[ *] A start job is running for dev-ttyS0.device (11s / 1min 30s)[ **] A start job is running for dev-ttyS0.device (12s / 1min 30s)[ 19.485239][ T22] audit: type=1400 audit(1607247157.349:8): avc: denied { execmem } for pid=354 comm="syz-executor120" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 19.507130][ T354] kasan: CONFIG_KASAN_INLINE enabled [ 19.512433][ T354] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 19.520609][ T354] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 19.527539][ T354] CPU: 0 PID: 354 Comm: syz-executor120 Not tainted 5.4.81-syzkaller-00864-g616dba5e94cf #0 [ 19.538185][ T354] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 19.548431][ T354] RIP: 0010:bpf_skb_ancestor_cgroup_id+0x111/0x270 [ 19.554938][ T354] Code: 02 00 00 48 89 d8 48 c1 e8 03 42 80 3c 20 00 74 08 48 89 df e8 d0 aa 28 fe 48 8b 1b 48 8d bb 1c 01 00 00 48 89 f8 48 c1 e8 03 <42> 8a 04 20 84 c0 0f 85 2e 01 00 00 8b ab 1c 01 00 00 89 ef 44 89 [ 19.575708][ T354] RSP: 0018:ffff8881e88f7558 EFLAGS: 00010203 [ 19.582071][ T354] RAX: 0000000000000023 RBX: 0000000000000000 RCX: 0000000000000000 [ 19.590737][ T354] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000000011c [ 19.598822][ T354] RBP: 0000000000000080 R08: ffffffff8368f437 R09: ffff8881e88f77e0 [ 19.606778][ T354] R10: ffffed103d11eefe R11: 0000000000000000 R12: dffffc0000000000 [ 19.614737][ T354] R13: dffffc0000000000 R14: fffffffffffffe00 R15: ffff8881e8d22012 [ 19.622707][ T354] FS: 00000000009c3880(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 19.631626][ T354] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 19.638200][ T354] CR2: 00007f0cd1b48000 CR3: 00000001ef14e000 CR4: 00000000001406f0 [ 19.646158][ T354] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 19.654110][ T354] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 19.662060][ T354] Call Trace: [ 19.665350][ T354] bpf_prog_dcdd7aeecda69f3f+0x9d0/0x1000 [ 19.671063][ T354] ? ktime_get+0x10f/0x140 [ 19.675813][ T354] bpf_test_run+0x278/0x650 [ 19.680309][ T354] ? kzalloc+0x30/0x30 [ 19.684363][ T354] ? bpf_prog_test_run_skb+0xa6c/0x1190 [ 19.689877][ T354] bpf_prog_test_run_skb+0x7ef/0x1190 [ 19.695224][ T354] ? __bpf_trace_bpf_test_finish+0x20/0x20 [ 19.701000][ T354] ? __bpf_prog_get+0x290/0x310 [ 19.705821][ T354] ? __bpf_trace_bpf_test_finish+0x20/0x20 [ 19.711604][ T354] __do_sys_bpf+0x3212/0xbfc0 [ 19.716273][ T354] ? preempt_count_add+0x66/0x150 [ 19.721286][ T354] ? prep_new_page+0x132/0x380 [ 19.726035][ T354] ? check_preemption_disabled+0x9e/0x330 [ 19.731748][ T354] ? debug_smp_processor_id+0x20/0x20 [ 19.737097][ T354] ? check_preemption_disabled+0x9e/0x330 [ 19.742803][ T354] ? __bpf_prog_put_rcu+0x300/0x300 [ 19.747984][ T354] ? memcg_check_events+0x5c/0x5b0 [ 19.753166][ T354] ? check_preemption_disabled+0x9e/0x330 [ 19.758878][ T354] ? debug_smp_processor_id+0x20/0x20 [ 19.764235][ T354] ? mem_cgroup_commit_charge+0x1cc/0x2a0 [ 19.769928][ T354] ? mem_cgroup_try_charge_delay+0x10/0x10 [ 19.775794][ T354] ? __mod_node_page_state+0x81/0xd0 [ 19.781058][ T354] ? __lru_cache_add+0x1c5/0x210 [ 19.786034][ T354] ? _raw_spin_unlock+0x49/0x60 [ 19.790864][ T354] ? handle_mm_fault+0x94d/0x41f0 [ 19.795878][ T354] ? finish_fault+0x230/0x230 [ 19.800615][ T354] ? check_preemption_disabled+0x15a/0x330 [ 19.806397][ T354] ? debug_smp_processor_id+0x20/0x20 [ 19.811738][ T354] ? __up_read+0x6f/0x1b0 [ 19.816046][ T354] ? check_preemption_disabled+0x15a/0x330 [ 19.821845][ T354] do_syscall_64+0xcb/0x150 [ 19.826321][ T354] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 19.832193][ T354] RIP: 0033:0x4404a9 [ 19.836076][ T354] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 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 0f 83 7b 13 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 19.856358][ T354] RSP: 002b:00007fffe9fadec8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 19.864928][ T354] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 00000000004404a9 [ 19.872887][ T354] RDX: 0000000000000040 RSI: 0000000020000280 RDI: 000000000000000a [ 19.880832][ T354] RBP: 00000000006cb018 R08: 0000000000000000 R09: 00000000004002c8 [ 19.888775][ T354] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000401cb0 [ 19.896721][ T354] R13: 0000000000401d40 R14: 0000000000000000 R15: 0000000000000000 [ 19.904682][ T354] Modules linked in: [ 19.908744][ T354] ---[ end trace 3066d28a9290449f ]--- [ 19.914256][ T354] RIP: 0010:bpf_skb_ancestor_cgroup_id+0x111/0x270 [ 19.914270][ T354] Code: 02 00 00 48 89 d8 48 c1 e8 03 42 80 3c 20 00 74 08 48 89 df e8 d0 aa 28 fe 48 8b 1b 48 8d bb 1c 01 00 00 48 89 f8 48 c1 e8 03 <42> 8a 04 20 84 c0 0f 85 2e 01 00 00 8b ab 1c 01 00 00 89 ef 44 89 [ 19.941563][ T354] RSP: 0018:ffff8881e88f7558 EFLAGS: 00010203 [ 19.947921][ T354] RAX: 0000000000000023 RBX: 0000000000000000 RCX: 0000000000000000 [ 19.956683][ T354] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000000011c [ 19.964982][ T354] RBP: 0000000000000080 R08: ffffffff8368f437 R09: ffff8881e88f77e0 [ *[0;[ 19.974580][ T354] R10: ffffed103d11eefe R11: 0000000000000000 R12: dffffc0000000000 1;31m*[0;31[ 19.983988][ T354] R13: dffffc0000000000 R14: fffffffffffffe00 R15: ffff8881e8d22012 m*] A start [ 19.994981][ T354] FS: 00000000009c3880(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 job is running f[ 20.005471][ T354] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 or dev-ttyS0.dev[ 20.013469][ T354] CR2: 00007f0cd1b48000 CR3: 00000001ef14e000 CR4: 00000000001406f0 ice (12s / 1min [ 20.022900][ T354] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 30s)[ 20.032433][ T354] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 20.040840][ T354] Kernel panic - not syncing: Fatal exception [ 20.047324][ T354] Kernel Offset: disabled [ 20.051637][ T354] Rebooting in 86400 seconds..