Warning: Permanently added '10.128.1.1' (ECDSA) to the list of known hosts. executing program [** ] 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 (12s / 1min 30s)[ **] A start job is running for dev-ttyS0.device (12s / 1min 30s)[ *] A start job is running for dev-ttyS0.device (13s / 1min 30s)[ **] A start job is running for dev-ttyS0.device (13s / 1min 30s)[ ***] A start job is running for dev-ttyS0.device (14s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (15s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (15s / 1min 30s)[*** ] A start job is running for dev-ttyS0.device (16s / 1min 30s)[** ] A start job is running for dev-ttyS0.device (16s / 1min 30s)[* ] A start job is running for dev-ttyS0.device (17s / 1min 30s)[** ] A start job is running for dev-ttyS0.device (18s / 1min 30s)[*** ] A start job is running for dev-ttyS0.device (18s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (19s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (20s / 1min 30s)[ ***] A start job is running for dev-ttyS0.device (20s / 1min 30s)[ 27.838123][ T22] audit: type=1400 audit(1611744992.225:8): avc: denied { execmem } for pid=370 comm="syz-executor158" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 executing program executing program executing program [ 27.927033][ T385] xt_CT: netfilter: NOTRACK target is deprecated, use CT instead or upgrade iptables executing program executing program [ 28.009640][ T388] xt_CT: netfilter: NOTRACK target is deprecated, use CT instead or upgrade iptables [ 28.011733][ T391] xt_CT: netfilter: NOTRACK target is deprecated, use CT instead or upgrade iptables [ 28.042916][ T392] xt_CT: netfilter: NOTRACK target is deprecated, use CT instead or upgrade iptables [ 28.052352][ T395] xt_CT: netfilter: NOTRACK target is deprecated, use CT instead or upgrade iptables [ 28.062628][ T396] xt_CT: netfilter: NOTRACK target is deprecated, use CT instead or upgrade iptables executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ **] A start job is running for dev-ttyS0.device (21s / 1min 30s)[ *] A start job is running for dev-ttyS0.device (21s / 1min 30s)[ **] A start job is running for dev-ttyS0.device (22s / 1min 30s)[ ***] A start job is running for dev-ttyS0.device (22s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (23s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (23s / 1min 30s)[*** ] A start job is running for dev-ttyS0.device (24s / 1min 30s)[** ] A start job is running for dev-ttyS0.device (24s / 1min 30s)[* ] A start job is running for dev-ttyS0.device (25s / 1min 30s)[** ] A start job is running for dev-ttyS0.device (25s / 1min 30s)[*** ] A start job is running for dev-ttyS0.device (26s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (26s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (27s / 1min 30s)[ ***] A start job is running for dev-ttyS0.device (27s / 1min 30s)[ **] A start job is running for dev-ttyS0.device (28s / 1min 30s)[ *] A start job is running for dev-ttyS0.device (28s / 1min 30s)[ **] A start job is running for dev-ttyS0.device (29s / 1min 30s)[ ***] A start job is running for dev-ttyS0.device (29s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (30s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (30s / 1min 30s)[*** ] A start job is running for dev-ttyS0.device (31s / 1min 30s)[** ] A start job is running for dev-ttyS0.device (31s / 1min 30s)[* ] A start job is running for dev-ttyS0.device (32s / 1min 30s)[** ] A start job is running for dev-ttyS0.device (32s / 1min 30s)[*** ] A start job is running for dev-ttyS0.device (33s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (33s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (34s / 1min 30s)[ ***] A start job is running for dev-ttyS0.device (34s / 1min 30s)[ 42.128408][ T916] ================================================================== [ 42.136526][ T916] BUG: KASAN: stack-out-of-bounds in unwind_next_frame+0x133f/0x1f30 [ 42.144951][ T916] Read of size 8 at addr ffff8881d08c79b8 by task syz-executor158/916 [ 42.153112][ T916] [ 42.155453][ T916] CPU: 0 PID: 916 Comm: syz-executor158 Not tainted 5.4.92-syzkaller-00492-g3bd26bb0aaee #0 [ 42.165501][ T916] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.175547][ T916] Call Trace: executing program [ 42.178832][ T916] dump_stack+0x1dd/0x24e [ 42.183178][ T916] ? debug_smp_processor_id+0x20/0x20 [ 42.188577][ T916] ? switch_mm_irqs_off+0x4d2/0x9b0 [ 42.193778][ T916] ? show_regs_print_info+0x12/0x12 [ 42.198964][ T916] ? printk+0xcf/0x114 [ 42.203459][ T916] print_address_description+0x96/0x640 [ 42.209005][ T916] ? devkmsg_release+0x11c/0x11c [ 42.213970][ T916] ? __schedule+0xae9/0x1080 [ 42.218556][ T916] __kasan_report+0x177/0x1f0 [ 42.223242][ T916] ? unwind_next_frame+0x133f/0x1f30 [ 42.228544][ T916] kasan_report+0x30/0x60 [ 42.232876][ T916] ? preempt_count_add+0x66/0x150 [ 42.238163][ T916] unwind_next_frame+0x133f/0x1f30 [ 42.243356][ T916] ? retint_kernel+0x1b/0x1b [ 42.248477][ T916] ? unwind_get_return_address_ptr+0xa0/0xa0 [ 42.254481][ T916] ? stack_trace_consume_entry_nosched+0x95/0x260 [ 42.260902][ T916] ? stack_trace_consume_entry_nosched+0xae/0x260 [ 42.267321][ T916] ? stack_trace_save_tsk+0x270/0x270 [ 42.272691][ T916] arch_stack_walk+0x114/0x140 [ 42.277456][ T916] ? retint_kernel+0x1b/0x1b [ 42.282025][ T916] stack_trace_save_tsk+0x17c/0x270 [ 42.287214][ T916] ? stack_trace_consume_entry+0x230/0x230 [ 42.293008][ T916] ? __ptrace_may_access+0x2a2/0x540 [ 42.298802][ T916] proc_pid_stack+0x12f/0x1f0 [ 42.303459][ T916] proc_single_show+0xd3/0x120 [ 42.308197][ T916] seq_read+0x4aa/0xd30 [ 42.312325][ T916] do_iter_read+0x43b/0x550 [ 42.316796][ T916] do_preadv+0x20d/0x350 [ 42.321018][ T916] ? do_writev+0x5a0/0x5a0 [ 42.325405][ T916] ? check_preemption_disabled+0x15a/0x330 [ 42.331180][ T916] ? finish_task_switch+0x24f/0x540 [ 42.336349][ T916] do_syscall_64+0xcb/0x150 [ 42.340825][ T916] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 42.346701][ T916] RIP: 0033:0x447e49 [ 42.350614][ T916] Code: e8 ac e7 ff ff 48 83 c4 18 c3 0f 1f 80 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 0f 83 cb 05 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 42.370283][ T916] RSP: 002b:00007fede7733d08 EFLAGS: 00000246 ORIG_RAX: 0000000000000127 [ 42.378693][ T916] RAX: ffffffffffffffda RBX: 00000000006e3a18 RCX: 0000000000447e49 [ 42.386636][ T916] RDX: 00000000000001c1 RSI: 00000000200017c0 RDI: 0000000000000003 [ 42.394587][ T916] RBP: 00000000006e3a10 R08: 0000000000000000 R09: 0000000000000000 [ 42.402539][ T916] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006e3a1c [ 42.411395][ T916] R13: 00007fede7733d10 R14: 00007fede7733d10 R15: 00000000004b0240 [ 42.419364][ T916] [ 42.421665][ T916] The buggy address belongs to the page: [ 42.427270][ T916] page:ffffea00074231c0 refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 [ 42.436344][ T916] flags: 0x8000000000000000() [ 42.441009][ T916] raw: 8000000000000000 ffffea0007322408 ffffea0007423188 0000000000000000 [ 42.449565][ T916] raw: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000 [ 42.458131][ T916] page dumped because: kasan: bad access detected [ 42.464510][ T916] [ 42.466811][ T916] Memory state around the buggy address: [ 42.472427][ T916] ffff8881d08c7880: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 42.480456][ T916] ffff8881d08c7900: 00 00 00 00 00 00 00 00 f1 f1 f1 f1 00 00 00 00 [ 42.488486][ T916] >ffff8881d08c7980: 00 f3 f3 f3 f3 f3 f3 f3 00 00 00 00 00 00 00 00 [ 42.496514][ T916] ^ [ 42.502376][ T916] ffff8881d08c7a00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 42.510427][ T916] ffff8881d08c7a80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 42.518455][ T916] ================================================================== [ 42.526499][ T916] Disabling lock debugging due to kernel taint [ 42.532770][ T916] Kernel panic - not syncing: panic_on_warn set ... [ 42.539348][ T916] CPU: 0 PID: 916 Comm: syz-executor158 Tainted: G B 5.4.92-syzkaller-00492-g3bd26bb0aaee #0 [ 42.550770][ T916] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.560799][ T916] Call Trace: [ 42.564070][ T916] dump_stack+0x1dd/0x24e [ 42.568378][ T916] ? devkmsg_release+0x11c/0x11c [ 42.573286][ T916] ? show_regs_print_info+0x12/0x12 [ 42.578457][ T916] panic+0x285/0x750 [ 42.582347][ T916] ? nmi_panic+0x90/0x90 [ 42.586582][ T916] ? _raw_spin_unlock_irqrestore+0x4d/0x80 [ 42.592362][ T916] __kasan_report+0x1e8/0x1f0 [ 42.597032][ T916] ? unwind_next_frame+0x133f/0x1f30 [ 42.602385][ T916] kasan_report+0x30/0x60 [ 42.606687][ T916] ? preempt_count_add+0x66/0x150 [ 42.611682][ T916] unwind_next_frame+0x133f/0x1f30 [ 42.616780][ T916] ? retint_kernel+0x1b/0x1b [ 42.621354][ T916] ? unwind_get_return_address_ptr+0xa0/0xa0 [ 42.627319][ T916] ? stack_trace_consume_entry_nosched+0x95/0x260 [ 42.633710][ T916] ? stack_trace_consume_entry_nosched+0xae/0x260 [ 42.640099][ T916] ? stack_trace_save_tsk+0x270/0x270 [ 42.645458][ T916] arch_stack_walk+0x114/0x140 [ 42.650199][ T916] ? retint_kernel+0x1b/0x1b [ 42.654762][ T916] stack_trace_save_tsk+0x17c/0x270 [ 42.659933][ T916] ? stack_trace_consume_entry+0x230/0x230 [ 42.665711][ T916] ? __ptrace_may_access+0x2a2/0x540 [ 42.670967][ T916] proc_pid_stack+0x12f/0x1f0 [ 42.675660][ T916] proc_single_show+0xd3/0x120 [ 42.680397][ T916] seq_read+0x4aa/0xd30 [ 42.684529][ T916] do_iter_read+0x43b/0x550 [ 42.689009][ T916] do_preadv+0x20d/0x350 [ 42.693223][ T916] ? do_writev+0x5a0/0x5a0 [ 42.697648][ T916] ? check_preemption_disabled+0x15a/0x330 [ 42.704210][ T916] ? finish_task_switch+0x24f/0x540 [ 42.709379][ T916] do_syscall_64+0xcb/0x150 [ 42.713858][ T916] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 42.719723][ T916] RIP: 0033:0x447e49 [ 42.723595][ T916] Code: e8 ac e7 ff ff 48 83 c4 18 c3 0f 1f 80 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 0f 83 cb 05 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 42.743187][ T916] RSP: 002b:00007fede7733d08 EFLAGS: 00000246 ORIG_RAX: 0000000000000127 [ 42.751571][ T916] RAX: ffffffffffffffda RBX: 00000000006e3a18 RCX: 0000000000447e49 [ 42.759516][ T916] RDX: 00000000000001c1 RSI: 00000000200017c0 RDI: 0000000000000003 [ 42.768250][ T916] RBP: 00000000006e3a10 R08: 0000000000000000 R09: 0000000000000000 [ 42.776195][ T916] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006e3a1c [ 42.784167][ T916] R13: 00007fede7733d10 R14: 00007fede7733d10 R15: 00000000004b0240 [ 42.792995][ T916] Kernel Offset: disabled [ 42.797311][ T916] Rebooting in 86400 seconds..