Starting OpenBSD Secure Shell server... Starting Permit User Sessions... [ OK ] Started Permit User Sessions. [ OK ] Started Getty on tty1. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty6. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty4. [ OK ] Started Getty on tty2. [ OK ] Started OpenBSD Secure Shell server. Warning: Permanently added '10.128.0.127' (ECDSA) to the list of known hosts. executing program 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)[ 17.752925][ T22] audit: type=1400 audit(1629085477.109:8): avc: denied { execmem } for pid=334 comm="syz-executor924" 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 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 (10s / 1min 30s)[ 18.035582][ T341] kasan: CONFIG_KASAN_INLINE enabled [ 18.042518][ T341] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 18.051070][ T341] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 18.057999][ T341] CPU: 0 PID: 341 Comm: systemd-udevd Not tainted 5.4.125-syzkaller-00008-ga8f2bcabf9c5 #0 [ 18.067949][ T341] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 18.078021][ T341] RIP: 0010:bdev_read_page+0x37/0x190 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 [ 18.083398][ T341] Code: 10 49 89 d5 48 89 74 24 08 49 89 fc 49 bf 00 00 00 00 00 fc ff df e8 f8 26 be ff 49 8d 9c 24 80 00 00 00 48 89 d8 48 c1 e8 03 <42> 80 3c 38 00 74 08 48 89 df e8 ea e6 ec ff bd d0 04 00 00 48 03 [ 18.102993][ T341] RSP: 0018:ffff8881e59973b8 EFLAGS: 00010202 [ 18.109046][ T341] RAX: 0000000000000010 RBX: 0000000000000080 RCX: ffff8881f0a54ec0 [ 18.117004][ T341] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 18.124968][ T341] RBP: ffff8881e59975d0 R08: ffffffff81a866cf R09: fffff94000edb671 [ 18.132924][ T341] R10: fffff94000edb671 R11: 0000000000000000 R12: 0000000000000000 [ 18.140879][ T341] R13: ffffea00076db380 R14: 0000000000000014 R15: dffffc0000000000 [ 18.148840][ T341] FS: 00007f1125d688c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 18.157842][ T341] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.164405][ T341] CR2: 00000000004b51d0 CR3: 00000001e64be000 CR4: 00000000001406f0 [ 18.172365][ T341] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 18.180324][ T341] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 18.188293][ T341] Call Trace: [ 18.191578][ T341] do_mpage_readpage+0x1378/0x1a90 [ 18.196674][ T341] ? replace_page_cache_page+0x580/0x580 [ 18.202407][ T341] ? do_mpage_readpage+0xd71/0x1a90 [ 18.207592][ T341] ? mpage_readpages+0x500/0x500 [ 18.212548][ T341] ? generic_file_read_iter+0x676/0x2120 [ 18.218156][ T341] ? blkdev_read_iter+0x12a/0x180 [ 18.223247][ T341] ? __vfs_read+0x5e9/0x770 [ 18.227734][ T341] ? ksys_read+0x186/0x2b0 [ 18.232136][ T341] mpage_readpages+0x385/0x500 [ 18.236885][ T341] ? __bpf_trace_android_fs_data_end_template+0x30/0x30 [ 18.243805][ T341] ? blkdev_direct_IO+0x1fd0/0x1fd0 [ 18.248992][ T341] ? blkdev_writepages+0x20/0x20 [ 18.253912][ T341] read_pages+0x118/0x400 [ 18.258226][ T341] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 18.264293][ T341] ? __do_page_cache_readahead+0x510/0x510 [ 18.270082][ T341] ? check_preemption_disabled+0x9e/0x330 [ 18.275809][ T341] ? xa_load+0x303/0x320 [ 18.280042][ T341] __do_page_cache_readahead+0x470/0x510 [ 18.285657][ T341] ? page_cache_prev_miss+0x3f0/0x3f0 [ 18.291016][ T341] ? read_cache_pages_invalidate_page+0x1b0/0x1b0 [ 18.297425][ T341] ? unwind_get_return_address+0x48/0x80 [ 18.303046][ T341] page_cache_sync_readahead+0x339/0x3b0 [ 18.308654][ T341] generic_file_read_iter+0x676/0x2120 [ 18.314095][ T341] ? find_get_pages_range_tag+0xae0/0xae0 [ 18.319791][ T341] ? __seccomp_filter+0x9fe/0x16b0 [ 18.324883][ T341] ? __secure_computing+0x2c0/0x2c0 [ 18.330066][ T341] blkdev_read_iter+0x12a/0x180 [ 18.334907][ T341] __vfs_read+0x5e9/0x770 [ 18.339225][ T341] ? rw_verify_area+0x360/0x360 [ 18.344066][ T341] ? __fsnotify_update_child_dentry_flags+0x2d0/0x2d0 [ 18.350813][ T341] ? security_file_permission+0x1e9/0x300 [ 18.356515][ T341] vfs_read+0x161/0x370 [ 18.360655][ T341] ksys_read+0x186/0x2b0 [ 18.364884][ T341] ? do_syscall_64+0x1e0/0x1e0 [ 18.369632][ T341] ? vfs_write+0x4e0/0x4e0 [ 18.374035][ T341] ? block_llseek+0xa2/0xb0 [ 18.378530][ T341] do_syscall_64+0xcb/0x1e0 [ 18.378540][ T341] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [  [K[  **]18.37 A start job is 8552][ running for dev- T341] RtyS0.device (11IP:s / 1min 30s) 0033:0x7f1124eae210 [ 18.401286][ T341] Code: 73 01 c3 48 8b 0d 98 7d 20 00 f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 83 3d b9 c1 20 00 00 75 10 b8 00 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 4e fc ff ff 48 89 04 24 [ 18.420877][ T341] RSP: 002b:00007ffc95e20138 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 18.429340][ T341] RAX: ffffffffffffffda RBX: 000056369ae31520 RCX: 00007f1124eae210 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 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 [ 18.437290][ T341] RDX: 0000000000000400 RSI: 000056369ae31548 RDI: 000000000000000f [ 18.445237][ T341] RBP: 000056369ae299d0 R08: 00007f1124e98f58 R09: 0000000000000430 [ 18.453197][ T341] R10: 000000000000006d R11: 0000000000000246 R12: 0000000000000000 [ 18.461153][ T341] R13: 0000000000000400 R14: 000056369ae29a20 R15: 0000000000000400 [ 18.469105][ T341] Modules linked in: 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 [ 18.487081][ T341] ---[ end trace 73735f6812821fd1 ]--- [ 18.492569][ T341] RIP: 0010:bdev_read_page+0x37/0x190 [ 18.500231][ T341] Code: 10 49 89 d5 48 89 74 24 08 49 89 fc 49 bf 00 00 00 00 00 fc ff df e8 f8 26 be ff 49 8d 9c 24 80 00 00 00 48 89 d8 48 c1 e8 03 <42> 80 3c 38 00 74 08 48 89 df e8 ea e6 ec ff bd d0 04 00 00 48 03 [ 18.520790][ T341] RSP: 0018:ffff8881e59973b8 EFLAGS: 00010202 [ 18.527202][ T341] RAX: 0000000000000010 RBX: 0000000000000080 RCX: ffff8881f0a54ec0 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 [ 18.536110][ T341] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 18.545447][ T341] RBP: ffff8881e59975d0 R08: ffffffff81a866cf R09: fffff94000edb671 [ 18.553953][ T341] R10: fffff94000edb671 R11: 0000000000000000 R12: 0000000000000000 [ 18.562514][ T341] R13: ffffea00076db380 R14: 0000000000000014 R15: dffffc0000000000 [ 18.571217][ T341] FS: 00007f1125d688c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 18.580664][ T341] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 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 [ 18.587463][ T341] CR2: 00000000004b51d0 CR3: 00000001e64be000 CR4: 00000000001406f0 [ 18.596334][ T341] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 18.604857][ T341] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 18.613465][ T341] Kernel panic - not syncing: Fatal exception [ 18.621003][ T341] Kernel Offset: disabled [ 18.625321][ T341] Rebooting in 86400 seconds..