Starting OpenBSD Secure Shell server... Starting Permit User Sessions... [ OK ] Started Permit User Sessions. [ OK ] Started Getty on tty6. [ OK ] Started Getty on tty2. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty1. [ OK ] Started OpenBSD Secure Shell server. Warning: Permanently added '10.128.0.129' (ECDSA) to the list of known hosts. [* ] 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)[ 18.353242][ T22] audit: type=1400 audit(1618936807.507:8): avc: denied { execmem } for pid=337 comm="syz-executor560" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 18.373903][ T337] kasan: CONFIG_KASAN_INLINE enabled [ 18.379708][ T337] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 18.387764][ T337] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 18.394780][ T337] CPU: 0 PID: 337 Comm: syz-executor560 Not tainted 5.4.113-syzkaller-00287-gd719af31dff4 #0 [ 18.404899][ T337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 18.414983][ T337] RIP: 0010:bpf_skb_ancestor_cgroup_id+0x111/0x270 [ 18.422426][ T337] Code: 02 00 00 48 89 d8 48 c1 e8 03 42 80 3c 20 00 74 08 48 89 df e8 30 97 11 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 [ 18.442024][ T337] RSP: 0018:ffff8881e9697558 EFLAGS: 00010203 [ 18.448062][ T337] RAX: 0000000000000023 RBX: 0000000000000000 RCX: 0000000000000000 [ 18.456024][ T337] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000000011c [ 18.464000][ T337] RBP: 0000000000000080 R08: ffffffff838263d7 R09: ffff8881e96977e0 [ 18.471997][ T337] R10: ffffed103d2d2efe R11: 0000000000000000 R12: dffffc0000000000 [ 18.480462][ T337] R13: dffffc0000000000 R14: 0000000000000100 R15: ffff8881e972d812 [ 18.488510][ T337] FS: 0000000001e68300(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 18.498297][ T337] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.504859][ T337] CR2: 0000000020001000 CR3: 00000001eb3fd000 CR4: 00000000001406f0 [ 18.512822][ T337] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 18.520857][ T337] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 18.528799][ T337] Call Trace: [ 18.532074][ T337] ? __kprobes_text_end+0x1a4798/0x1a4798 [ 18.537772][ T337] ? ktime_get+0xfd/0x130 [ 18.542097][ T337] ? bpf_test_run+0x288/0x680 [ 18.546764][ T337] ? kzalloc+0x20/0x20 [ 18.550814][ T337] ? build_skb+0x24c/0x440 [ 18.555213][ T337] ? bpf_prog_test_run_skb+0x84d/0x1130 [ 18.560739][ T337] ? __bpf_trace_bpf_test_finish+0x20/0x20 [ 18.566542][ T337] ? __bpf_prog_get+0x290/0x310 [ 18.571373][ T337] ? __bpf_trace_bpf_test_finish+0x20/0x20 [ 18.577154][ T337] ? __do_sys_bpf+0x2d28/0xbe70 [ 18.582109][ T337] ? prep_new_page+0x122/0x370 [ 18.586854][ T337] ? check_preemption_disabled+0x9e/0x330 [ 18.593128][ T337] ? debug_smp_processor_id+0x20/0x20 [ 18.598475][ T337] ? check_preemption_disabled+0x9e/0x330 [ 18.604188][ T337] ? debug_smp_processor_id+0x20/0x20 [ 18.609538][ T337] ? __bpf_prog_put_rcu+0x300/0x300 [ 18.614726][ T337] ? memcg_check_events+0x5c/0x5b0 [ 18.620459][ T337] ? __count_memcg_events+0x72/0x150 [ 18.625740][ T337] ? check_preemption_disabled+0x9e/0x330 [ 18.631434][ T337] ? debug_smp_processor_id+0x20/0x20 [ 18.636781][ T337] ? mem_cgroup_commit_charge+0x27b/0x300 [ 18.642492][ T337] ? mem_cgroup_try_charge_delay+0x10/0x10 [ 18.648304][ T337] ? __lru_cache_add+0x1c4/0x210 [ 18.653258][ T337] ? _raw_spin_unlock+0x49/0x60 [ 18.658085][ T337] ? handle_mm_fault+0x9a5/0x42f0 [ 18.663090][ T337] ? finish_fault+0x230/0x230 [ 18.667751][ T337] ? __up_read+0x6f/0x1b0 [ 18.672047][ T337] ? __down_read+0x210/0x210 [ 18.676612][ T337] ? check_preemption_disabled+0x154/0x330 [ 18.682427][ T337] ? do_user_addr_fault+0x6b0/0xb40 [ 18.687771][ T337] ? do_syscall_64+0xcb/0x1e0 [ 18.692432][ T337] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 18.698479][ T337] Modules linked in: [ 18.702445][ T337] ---[ end trace d39be4fb22dee44f ]--- [ 18.708182][ T337] RIP: 0010:bpf_skb_ancestor_cgroup_id+0x111/0x270 [ 18.714706][ T337] Code: 02 00 00 48 89 d8 48 c1 e8 03 42 80 3c 20 00 74 08 48 89 df e8 30 97 11 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 [ 18.734360][ T337] RSP: 0018:ffff8881e9697558 EFLAGS: 00010203 [ 18.740462][ T337] RAX: 0000000000000023 RBX: 0000000000000000 RCX: 0000000000000000 [ 18.748459][ T337] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000000011c [ 18.756453][ T337] RBP: 0000000000000080 R08: ffffffff838263d7 R09: ffff8881e96977e0 [ 18.764545][ T337] R10: ffffed103d2d2efe R11: 0000000000000000 R12: dffffc0000000000 [ 18.772557][ T337] R13: dffffc0000000000 R14: 0000000000000100 R15: ffff8881e972d812 [ 18.780553][ T337] FS: 0000000001e68300(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 18.789519][ T337] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.796128][ T337] CR2: 0000000020001000 CR3: 00000001eb3fd000 CR4: 00000000001406f0 [ 18.804092][ T337] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 18.812198][ T337] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 18.820224][ T337] Kernel panic - not syncing: Fatal exception [ 18.826806][ T337] Kernel Offset: disabled [ 18.831124][ T337] Rebooting in 86400 seconds..