Warning: Permanently added '10.128.1.0' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program [ 62.970181] audit: type=1400 audit(1561282946.069:36): avc: denied { map } for pid=8206 comm="syz-executor809" path="/root/syz-executor809875211" dev="sda1" ino=16484 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 executing program [ 63.000346] audit: type=1804 audit(1561282946.069:37): pid=8217 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=invalid_pcr cause=open_writers comm="syz-executor809" name="/root/bus" dev="sda1" ino=16485 res=1 [ 63.024721] audit: type=1804 audit(1561282946.069:38): pid=8216 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=invalid_pcr cause=open_writers comm="syz-executor809" name="/root/bus" dev="sda1" ino=16485 res=1 [ 63.048740] audit: type=1804 audit(1561282946.119:39): pid=8220 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=invalid_pcr cause=ToMToU comm="syz-executor809" name="/root/bus" dev="sda1" ino=16485 res=1 [ 63.072371] audit: type=1804 audit(1561282946.119:40): pid=8217 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=invalid_pcr cause=ToMToU comm="syz-executor809" name="/root/bus" dev="sda1" ino=16485 res=1 [ 63.100242] audit: type=1804 audit(1561282946.119:41): pid=8227 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=invalid_pcr cause=ToMToU comm="syz-executor809" name="/root/bus" dev="sda1" ino=16485 res=1 [ 63.171778] audit: type=1804 audit(1561282946.119:42): pid=8227 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=invalid_pcr cause=open_writers comm="syz-executor809" name="/root/bus" dev="sda1" ino=16485 res=1 [ 63.226145] hrtimer: interrupt took 359585 ns executing program [ 63.437960] audit: type=1804 audit(1561282946.149:43): pid=8221 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=invalid_pcr cause=ToMToU comm="syz-executor809" name="/root/bus" dev="sda1" ino=16485 res=1 [ 63.515136] audit: type=1804 audit(1561282946.149:44): pid=8224 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=invalid_pcr cause=ToMToU comm="syz-executor809" name="/root/bus" dev="sda1" ino=16485 res=1 executing program [ 63.558530] audit: type=1804 audit(1561282946.149:45): pid=8222 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=invalid_pcr cause=ToMToU comm="syz-executor809" name="/root/bus" dev="sda1" ino=16485 res=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 [ 63.790267] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 63.804789] File: /root/bus PID: 8259 Comm: syz-executor809 executing program executing program executing program executing program executing program executing program executing program executing program [ 63.942299] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 63.953669] File: /root/bus PID: 8298 Comm: syz-executor809 executing program executing program executing program executing program executing program [ 63.996090] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 64.010366] File: /root/bus PID: 8317 Comm: syz-executor809 executing program executing program [ 64.037482] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 64.048775] File: /root/bus PID: 8317 Comm: syz-executor809 [ 64.072486] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! executing program executing program executing program [ 64.083687] File: /root/bus PID: 8330 Comm: syz-executor809 executing program executing program executing program executing program executing program executing program [ 64.148929] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 64.161032] File: /root/bus PID: 8352 Comm: syz-executor809 [ 64.181107] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 64.192535] File: /root/bus PID: 8356 Comm: syz-executor809 executing program executing program executing program executing program executing program executing program [ 64.299387] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 64.310692] File: /root/bus PID: 8384 Comm: syz-executor809 [ 64.332199] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 64.343982] File: /root/bus PID: 8373 Comm: syz-executor809 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 64.384996] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 64.396426] File: /root/bus PID: 8405 Comm: syz-executor809 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 67.979874] kauditd_printk_skb: 1792 callbacks suppressed [ 67.979889] audit: type=1804 audit(1561282951.069:1838): pid=9487 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=invalid_pcr cause=ToMToU comm="syz-executor809" name="/root/bus" dev="sda1" ino=16485 res=1 executing program executing program executing program [ 68.010635] audit: type=1804 audit(1561282951.079:1839): pid=9491 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=invalid_pcr cause=ToMToU comm="syz-executor809" name="/root/bus" dev="sda1" ino=16485 res=1 [ 68.038514] audit: type=1804 audit(1561282951.079:1840): pid=9484 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=invalid_pcr cause=ToMToU comm="syz-executor809" name="/root/bus" dev="sda1" ino=16485 res=1 executing program executing program executing program [ 68.071302] audit: type=1804 audit(1561282951.079:1841): pid=9480 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=invalid_pcr cause=ToMToU comm="syz-executor809" name="/root/bus" dev="sda1" ino=16485 res=1 [ 68.106236] audit: type=1804 audit(1561282951.109:1842): pid=9489 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=invalid_pcr cause=ToMToU comm="syz-executor809" name="/root/bus" dev="sda1" ino=16485 res=1 executing program [ 68.130036] audit: type=1804 audit(1561282951.109:1843): pid=9479 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=invalid_pcr cause=ToMToU comm="syz-executor809" name="/root/bus" dev="sda1" ino=16485 res=1 [ 68.154738] audit: type=1804 audit(1561282951.109:1844): pid=9485 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=invalid_pcr cause=open_writers comm="syz-executor809" name="/root/bus" dev="sda1" ino=16485 res=1 [ 68.177551] WARNING: CPU: 0 PID: 9514 at fs/ext4/inode.c:3898 ext4_set_page_dirty+0x30b/0x430 [ 68.180524] audit: type=1804 audit(1561282951.109:1845): pid=9488 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=invalid_pcr cause=open_writers comm="syz-executor809" name="/root/bus" dev="sda1" ino=16485 res=1 [ 68.186283] Kernel panic - not syncing: panic_on_warn set ... [ 68.186283] [ 68.186300] CPU: 0 PID: 9514 Comm: syz-executor809 Not tainted 4.19.55 #27 [ 68.186308] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.186324] Call Trace: [ 68.186364] dump_stack+0x172/0x1f0 [ 68.186395] panic+0x263/0x507 [ 68.210828] audit: type=1804 audit(1561282951.109:1846): pid=9483 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=invalid_pcr cause=ToMToU comm="syz-executor809" name="/root/bus" dev="sda1" ino=16485 res=1 [ 68.216455] ? __warn_printk+0xf3/0xf3 [ 68.216480] ? ext4_set_page_dirty+0x30b/0x430 [ 68.216511] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 68.216527] ? __warn.cold+0x5/0x4a [ 68.216545] ? __warn+0xe8/0x1d0 [ 68.224095] audit: type=1804 audit(1561282951.109:1847): pid=9486 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=invalid_pcr cause=open_writers comm="syz-executor809" name="/root/bus" dev="sda1" ino=16485 res=1 [ 68.232981] ? ext4_set_page_dirty+0x30b/0x430 [ 68.233008] __warn.cold+0x20/0x4a [ 68.233026] ? ext4_set_page_dirty+0x30b/0x430 [ 68.233045] report_bug+0x263/0x2b0 [ 68.233065] do_error_trap+0x204/0x360 [ 68.233079] ? math_error+0x340/0x340 [ 68.233094] ? mark_held_locks+0x100/0x100 [ 68.233136] ? follow_page_mask+0xce/0x19d0 [ 68.233154] ? error_entry+0x76/0xd0 [ 68.233178] ? trace_hardirqs_off_caller+0x65/0x220 [ 68.233205] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 68.355085] do_invalid_op+0x1b/0x20 [ 68.358811] invalid_op+0x14/0x20 [ 68.362289] RIP: 0010:ext4_set_page_dirty+0x30b/0x430 [ 68.367498] Code: ff e8 d9 59 83 ff 49 8d 5f ff e9 e5 fd ff ff e8 cb 59 83 ff 48 c7 c6 60 9a 5a 87 4c 89 e7 e8 8c 59 ab ff 0f 0b e8 b5 59 83 ff <0f> 0b e9 56 ff ff ff e8 a9 59 83 ff 4c 89 ea 48 b8 00 00 00 00 00 [ 68.386421] RSP: 0018:ffff8880a14cf9e0 EFLAGS: 00010293 [ 68.391875] RAX: ffff8880973c8000 RBX: 0000000000000000 RCX: ffffffff81e7bc50 [ 68.399153] RDX: 0000000000000000 RSI: ffffffff81e7bcfb RDI: 0000000000000001 [ 68.406436] RBP: ffff8880a14cfa08 R08: ffff8880973c8000 R09: 0000000000000000 [ 68.413712] R10: ffffed10016795ff R11: ffff88800b3cafff R12: ffffea00002cf280 [ 68.420998] R13: ffffea00002cf288 R14: 0000000000000000 R15: ffffea0001e845c8 [ 68.428278] ? ext4_set_page_dirty+0x260/0x430 [ 68.432871] ? ext4_set_page_dirty+0x30b/0x430 [ 68.437481] ? ext4_readpages+0x120/0x120 [ 68.441651] set_page_dirty+0x2e7/0x820 [ 68.445654] set_page_dirty_lock+0x88/0xc0 [ 68.449931] process_vm_rw_core.isra.0+0x527/0xb20 [ 68.454876] ? alloc_vmap_area.cold+0x24/0x24 [ 68.459401] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 68.464968] ? _copy_from_user+0xdd/0x150 [ 68.469130] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 68.474153] ? rw_copy_check_uvector+0x2a6/0x330 [ 68.478923] ? do_futex+0x17d/0x1d90 [ 68.482647] process_vm_rw+0x21f/0x240 [ 68.486573] ? process_vm_rw_core.isra.0+0xb20/0xb20 [ 68.491860] ? exit_robust_list+0x2c0/0x2c0 [ 68.496211] ? mark_held_locks+0x100/0x100 [ 68.500465] ? putname+0xef/0x130 [ 68.503924] ? putname+0xef/0x130 [ 68.507391] ? rcu_read_lock_sched_held+0x110/0x130 [ 68.512453] ? __task_pid_nr_ns+0x1b1/0x530 [ 68.516781] ? find_held_lock+0x35/0x130 [ 68.520850] ? __x64_sys_futex+0x40d/0x590 [ 68.525207] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 68.529986] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 68.534761] ? do_syscall_64+0x26/0x620 [ 68.538924] __x64_sys_process_vm_writev+0xe3/0x1a0 [ 68.544056] do_syscall_64+0xfd/0x620 [ 68.547872] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.553075] RIP: 0033:0x4468d9 [ 68.556272] Code: e8 0c e8 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 5b 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.575177] RSP: 002b:00007f8d03d5fda8 EFLAGS: 00000246 ORIG_RAX: 0000000000000137 [ 68.583024] RAX: ffffffffffffffda RBX: 00000000006dbc58 RCX: 00000000004468d9 [ 68.590327] RDX: 0000000000000001 RSI: 0000000020000540 RDI: 0000000000002520 [ 68.597608] RBP: 00000000006dbc50 R08: 0000000000000001 R09: 0000000000000000 [ 68.604912] R10: 00000000200003c0 R11: 0000000000000246 R12: 00000000006dbc5c [ 68.612199] R13: 00007ffef9bdfbff R14: 00007f8d03d609c0 R15: 0000000000000001 [ 68.620846] Kernel Offset: disabled [ 68.624561] Rebooting in 86400 seconds..