Starting OpenBSD Secure Shell server... Starting Permit User Sessions... [ OK ] Started Permit User Sessions. [ OK ] Started Getty on tty1. [ OK ] Started Getty on tty4. [ OK ] Started Getty on tty2. [ OK ] Started Getty on tty6. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty3. [ OK ] Started OpenBSD Secure Shell server. Warning: Permanently added '10.128.0.110' (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)[ ***] A start job is running for dev-ttyS0.device (12s / 1min 30s)[ 18.468148][ T22] audit: type=1400 audit(1623982455.763:8): avc: denied { execmem } for pid=348 comm="syz-executor282" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 18.530137][ T352] ------------[ cut here ]------------ [ 18.535618][ T352] kernel BUG at block/bio.c:1901! [ 18.541104][ T352] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 18.547274][ T352] CPU: 1 PID: 352 Comm: systemd-udevd Not tainted 5.4.125-syzkaller-00208-g013507ea12a6 #0 [ 18.557212][ T352] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 18.567242][ T352] RIP: 0010:bio_split+0x17e/0x190 [ 18.572237][ T352] Code: ff ff ff 4c 89 e7 e8 61 f3 78 ff e9 55 ff ff ff 89 d9 80 e1 07 fe c1 38 c1 7c 8c 48 89 df e8 49 f3 78 ff eb 82 e8 92 33 4a ff <0f> 0b e8 8b 33 4a ff 0f 0b 66 0f 1f 84 00 00 00 00 00 55 41 57 41 [ 18.591904][ T352] RSP: 0018:ffff8881e6ac6de8 EFLAGS: 00010293 [ 18.597987][ T352] RAX: ffffffff821b1c0e RBX: 0000000000000000 RCX: ffff8881e62c3f00 [ 18.605922][ T352] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 18.613857][ T352] RBP: 0000000000000000 R08: ffffffff821b1ab6 R09: ffff8881e6ac6f20 [ 18.621851][ T352] R10: ffffed103cd58de6 R11: 0000000000000000 R12: ffff8881ec146140 [ 18.629789][ T352] R13: dffffc0000000000 R14: ffff8881f0409728 R15: 0000000000000c00 [ 18.637730][ T352] FS: 00007fa99e9438c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 18.646626][ T352] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.653173][ T352] CR2: 00007fff0050dbd8 CR3: 00000001e5dd5000 CR4: 00000000001406e0 [ 18.661114][ T352] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 18.669053][ T352] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 18.677090][ T352] Call Trace: [ 18.680350][ T352] __blk_queue_split+0xf3b/0x1580 [ 18.685338][ T352] ? asan.module_dtor+0x20/0x20 [ 18.690168][ T352] ? read_pages+0x118/0x400 [ 18.694636][ T352] ? generic_file_read_iter+0x676/0x2120 [ 18.700333][ T352] ? preempt_count_add+0x66/0x130 [ 18.705324][ T352] ? blk_queue_bounce+0x187/0x1f0 [ 18.710409][ T352] blk_mq_make_request+0x1cf/0x2290 [ 18.715589][ T352] ? blk_mq_requeue_work+0x9c0/0x9c0 [ 18.720854][ T352] ? blk_alloc_queue_node+0x570/0x570 [ 18.726196][ T352] ? blk_mq_requeue_work+0x9c0/0x9c0 [ 18.731458][ T352] generic_make_request+0x3d3/0xda0 [ 18.736660][ T352] ? mempool_free+0x380/0x380 [ 18.741349][ T352] ? mempool_alloc+0x120/0x680 [ 18.746134][ T352] ? blk_attempt_plug_merge+0x310/0x310 [ 18.751793][ T352] ? mem_cgroup_charge_statistics+0x165/0x1c0 [ 18.757827][ T352] submit_bio+0x146/0x5d0 [ 18.762128][ T352] ? direct_make_request+0x440/0x440 [ 18.767377][ T352] ? __bio_add_page+0x270/0x430 [ 18.772192][ T352] ? guard_bio_eod+0x11a/0x190 [ 18.776921][ T352] mpage_bio_submit+0x2b5/0x500 [ 18.781738][ T352] ? do_mpage_readpage+0x18fb/0x1a90 [ 18.786989][ T352] ? replace_page_cache_page+0x580/0x580 [ 18.792585][ T352] ? do_mpage_readpage+0x1a90/0x1a90 [ 18.797834][ T352] ? mpage_readpages+0x500/0x500 [ 18.802735][ T352] ? generic_file_read_iter+0x676/0x2120 [ 18.808330][ T352] ? blkdev_read_iter+0x12a/0x180 [ 18.813316][ T352] ? __vfs_read+0x5e9/0x770 [ 18.817798][ T352] ? ksys_read+0x186/0x2b0 [ 18.822176][ T352] mpage_readpages+0x47c/0x500 [ 18.826923][ T352] ? __bpf_trace_android_fs_data_end_template+0x30/0x30 [ 18.833832][ T352] ? blkdev_direct_IO+0x1fd0/0x1fd0 [ 18.839002][ T352] ? blkdev_writepages+0x20/0x20 [ 18.843916][ T352] read_pages+0x118/0x400 [ 18.848213][ T352] ? __do_page_cache_readahead+0x510/0x510 [ 18.854069][ T352] ? xa_load+0x303/0x320 [ 18.858283][ T352] __do_page_cache_readahead+0x470/0x510 [ 18.863880][ T352] ? page_cache_prev_miss+0x3f0/0x3f0 [ 18.869229][ T352] ? read_cache_pages_invalidate_page+0x1b0/0x1b0 [ 18.875614][ T352] ? touch_atime+0x14f/0x290 [ 18.880190][ T352] page_cache_sync_readahead+0x339/0x3b0 [ 18.885787][ T352] generic_file_read_iter+0x676/0x2120 [ 18.891215][ T352] ? find_get_pages_range_tag+0xae0/0xae0 [ 18.897004][ T352] ? __seccomp_filter+0x9fe/0x16b0 [ 18.902077][ T352] ? __secure_computing+0x2c0/0x2c0 [ 18.907245][ T352] blkdev_read_iter+0x12a/0x180 [ 18.912065][ T352] __vfs_read+0x5e9/0x770 [ 18.916373][ T352] ? rw_verify_area+0x360/0x360 [ 18.921193][ T352] ? __fsnotify_update_child_dentry_flags+0x2d0/0x2d0 [ 18.927957][ T352] ? security_file_permission+0x1e9/0x300 [ 18.933641][ T352] vfs_read+0x161/0x370 [ 18.937776][ T352] ksys_read+0x186/0x2b0 [ 18.941981][ T352] ? do_syscall_64+0x1e0/0x1e0 [ 18.946710][ T352] ? vfs_write+0x4e0/0x4e0 [ 18.951093][ T352] ? block_llseek+0xa2/0xb0 [ 18.955563][ T352] do_syscall_64+0xcb/0x1e0 [ 18.960029][ T352] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 18.965892][ T352] RIP: 0033:0x7fa99da89210 [ 18.970273][ T352] 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 [ 18.989838][ T352] RSP: 002b:00007fff00510db8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 18.998213][ T352] RAX: ffffffffffffffda RBX: 000055b150900fa0 RCX: 00007fa99da89210 [ 19.006149][ T352] RDX: 0000000000000100 RSI: 000055b150900fc8 RDI: 000000000000000f [ 19.014101][ T352] RBP: 000055b1508f7a10 R08: 0000000000000000 R09: 0000000000000130 [ 19.022040][ T352] R10: 000055b150900fb8 R11: 0000000000000246 R12: 0000000000000000 [ 19.029976][ T352] R1