Starting Permit User Sessions... Starting OpenBSD Secure Shell server... [ OK ] Started Permit User Sessions. [ OK ] Started Getty on tty2. [ OK ] Started Getty on tty6. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty1. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty4. [ OK ] Started OpenBSD Secure Shell server. Warning: Permanently added '10.128.0.23' (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)[ *** ] 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)[ 19.945507][ T22] audit: type=1400 audit(1610088442.436:8): avc: denied { execmem } for pid=362 comm="syz-executor048" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 19.945620][ T362] ------------[ cut here ]------------ [ 19.971456][ T362] WARNING: CPU: 0 PID: 362 at mm/page_alloc.c:4837 __alloc_pages_nodemask+0x529/0x7c0 [ 19.980973][ T362] Kernel panic - not syncing: panic_on_warn set ... [ 19.987643][ T362] CPU: 0 PID: 362 Comm: syz-executor048 Not tainted 5.4.86-syzkaller-00037-g40124ac5f6c7 #0 [ 19.997682][ T362] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 20.007705][ T362] Call Trace: [ 20.010969][ T362] dump_stack+0x1dd/0x24e [ 20.015351][ T362] ? devkmsg_release+0x11c/0x11c [ 20.020254][ T362] ? show_regs_print_info+0x12/0x12 [ 20.025415][ T362] ? vprintk_store+0x690/0x690 [ 20.030160][ T362] ? unwind_next_frame+0x1aa9/0x1f30 [ 20.035419][ T362] ? __alloc_pages_nodemask+0x490/0x7c0 [ 20.040938][ T362] ? __alloc_pages_nodemask+0x490/0x7c0 [ 20.046449][ T362] panic+0x285/0x750 [ 20.050311][ T362] ? __warn+0xfa/0x200 [ 20.054346][ T362] ? nmi_panic+0x90/0x90 [ 20.058569][ T362] ? devkmsg_release+0x11c/0x11c [ 20.063473][ T362] ? is_valid_bugaddr+0xa0/0x150 [ 20.068400][ T362] ? unwind_next_frame+0x1aa9/0x1f30 [ 20.073651][ T362] ? __alloc_pages_nodemask+0x529/0x7c0 [ 20.079173][ T362] __warn+0x1fd/0x200 [ 20.083125][ T362] ? __alloc_pages_nodemask+0x529/0x7c0 [ 20.088649][ T362] report_bug+0x390/0x4d0 [ 20.092957][ T362] ? __alloc_pages_nodemask+0x529/0x7c0 [ 20.098468][ T362] do_invalid_op+0x6e/0x110 [ 20.102950][ T362] invalid_op+0x1e/0x30 [ 20.107082][ T362] RIP: 0010:__alloc_pages_nodemask+0x529/0x7c0 [ 20.113207][ T362] Code: 24 e0 00 00 00 0f 85 a3 02 00 00 4c 89 e0 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 41 f7 c6 00 20 00 00 0f 85 c9 fc ff ff <0f> 0b 45 31 e4 eb 96 31 db e9 24 fc ff ff 65 48 8b 1c 25 80 ed 01 [ 20.132789][ T362] RSP: 0018:ffff8881e84e7680 EFLAGS: 00010246 [ 20.138826][ T362] RAX: ffff8881e84e7700 RBX: 000000000000000b RCX: 0000000000000000 [ 20.146768][ T362] RDX: 0000000000000028 RSI: 0000000000000000 RDI: ffff8881e84e7728 [ 20.154721][ T362] RBP: ffff8881e84e77b8 R08: dffffc0000000000 R09: ffff8881e84e7700 [ 20.162675][ T362] R10: ffffed103d09cee5 R11: 0000000000000000 R12: 0000000000400060 [ 20.170617][ T362] R13: ffff8881e84e7700 R14: 0000000000040dc0 R15: dffffc0000000000 [ 20.178589][ T362] ? _raw_spin_lock_irqsave+0xf8/0x210 [ 20.184030][ T362] ? gfp_pfmemalloc_allowed+0x130/0x130 [ 20.189557][ T362] ? stack_trace_snprint+0x150/0x150 [ 20.194810][ T362] kmalloc_order_trace+0x2a/0xf0 [ 20.199714][ T362] __kmalloc+0x266/0x2d0 [ 20.203922][ T362] ? kfree+0x12c/0x660 [ 20.207958][ T362] ? uinput_write+0xc40/0xf10 [ 20.212604][ T362] input_mt_init_slots+0xc5/0x9a0 [ 20.217597][ T362] uinput_ioctl_handler+0x1e65/0x2a10 [ 20.222947][ T362] ? uinput_release+0x50/0x50 [ 20.227591][ T362] ? __rcu_read_lock+0x50/0x50 [ 20.232327][ T362] ? avc_has_extended_perms+0x72a/0x1140 [ 20.237937][ T362] ? avc_has_extended_perms+0xb64/0x1140 [ 20.243536][ T362] ? uinput_write+0x540/0xf10 [ 20.248178][ T362] ? __kmalloc_track_caller+0x20e/0x2c0 [ 20.253689][ T362] ? kstrndup+0x53/0xb0 [ 20.257811][ T362] ? avc_ss_reset+0x3a0/0x3a0 [ 20.262466][ T362] ? mutex_unlock+0x19/0x40 [ 20.266935][ T362] ? uinput_write+0xc4d/0xf10 [ 20.271583][ T362] ? memset+0x1f/0x40 [ 20.275545][ T362] ? fsnotify+0x13a0/0x1460 [ 20.280039][ T362] ? uinput_poll+0x100/0x100 [ 20.284595][ T362] do_vfs_ioctl+0x769/0x1720 [ 20.289151][ T362] ? selinux_file_ioctl+0x72f/0x990 [ 20.294330][ T362] ? ioctl_preallocate+0x250/0x250 [ 20.299409][ T362] ? security_file_permission+0x128/0x300 [ 20.305109][ T362] ? vfs_write+0x42e/0x4f0 [ 20.309508][ T362] ? check_preemption_disabled+0x15a/0x330 [ 20.315280][ T362] ? debug_smp_processor_id+0x20/0x20 [ 20.320619][ T362] ? security_file_ioctl+0xad/0xc0 [ 20.325697][ T362] __x64_sys_ioctl+0xd4/0x110 [ 20.330343][ T362] do_syscall_64+0xcb/0x150 [ 20.334815][ T362] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 20.340673][ T362] RIP: 0033:0x440b29 [ 20.344537][ T362] 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 bb 46 00 00 c3 66 2e 0f 1f 84 00 00 00 00 [ 20.364108][ T362] RSP: 002b:00007fff0032f718 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 20.373800][ T362] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 0000000000440b29 [ 20.381741][ T362] RDX: 0000000000000000 RSI: 0000000000005501 RDI: 0000000000000003 [ 20.389680][ T362] RBP: 00000000006cb018 R08: 00000000004002c8 R09: 00000000004002c8 [ 20.397628][ T362] R10: 00000000004002c8 R11: 0000000000000246 R12: 00000000004023d0 [ 20.405568][ T362] R13: 0000000000402460 R14: 0000000000000000 R15: 0000000000000000 [ 20.414051][ T362] Kernel Offset: disabled [ 20.418362][ T362] Rebooting in 86400 seconds..