Warning: Permanently added '10.128.1.57' (ECDSA) to the list of known hosts. 2021/03/10 16:50:18 fuzzer started 2021/03/10 16:50:19 dialing manager at 10.128.0.163:38665 2021/03/10 16:50:20 syscalls: 3550 2021/03/10 16:50:20 code coverage: enabled 2021/03/10 16:50:20 comparison tracing: enabled 2021/03/10 16:50:20 extra coverage: enabled 2021/03/10 16:50:20 setuid sandbox: enabled 2021/03/10 16:50:20 namespace sandbox: enabled 2021/03/10 16:50:20 Android sandbox: /sys/fs/selinux/policy does not exist 2021/03/10 16:50:20 fault injection: enabled 2021/03/10 16:50:20 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2021/03/10 16:50:20 net packet injection: enabled 2021/03/10 16:50:20 net device setup: enabled 2021/03/10 16:50:20 concurrency sanitizer: enabled 2021/03/10 16:50:20 devlink PCI setup: PCI device 0000:00:10.0 is not available 2021/03/10 16:50:20 USB emulation: enabled 2021/03/10 16:50:20 hci packet injection: enabled 2021/03/10 16:50:20 wifi device emulation: enabled 2021/03/10 16:50:20 802.15.4 emulation: enabled 2021/03/10 16:50:23 suppressing KCSAN reports in functions: 'xas_clear_mark' 'exit_mm' 'futex_wait_queue_me' 'ext4_mb_regular_allocator' 'alloc_pid' 'start_this_handle' '__ext4_new_inode' 'blk_mq_rq_ctx_init' 'blk_mq_sched_dispatch_requests' 'jbd2_journal_dirty_metadata' 'do_nanosleep' 'jbd2_journal_commit_transaction' 'n_tty_receive_buf_common' 'blk_mq_dispatch_rq_list' 'dd_has_work' '__fsnotify_parent' 'generic_write_end' 'ext4_free_inodes_count' 'xas_find_marked' '__xa_clear_mark' 'expire_timers' 'ext4_writepages' 'do_signal_stop' 'ext4_mark_iloc_dirty' '__send_signal' '__add_to_page_cache_locked' '__generic_file_fsync' 'pcpu_alloc' 'wbt_done' 2021/03/10 16:50:23 fetching corpus: 0, signal 0/2000 (executing program) 2021/03/10 16:50:23 fetching corpus: 46, signal 19269/23064 (executing program) 2021/03/10 16:50:23 fetching corpus: 96, signal 33746/39213 (executing program) 2021/03/10 16:50:23 fetching corpus: 146, signal 48435/55419 (executing program) 2021/03/10 16:50:23 fetching corpus: 196, signal 58895/67323 (executing program) 2021/03/10 16:50:23 fetching corpus: 246, signal 63473/73442 (executing program) 2021/03/10 16:50:23 fetching corpus: 296, signal 68712/80150 (executing program) 2021/03/10 16:50:23 fetching corpus: 345, signal 73359/86258 (executing program) 2021/03/10 16:50:23 fetching corpus: 395, signal 78530/92757 (executing program) 2021/03/10 16:50:23 fetching corpus: 444, signal 81317/96963 (executing program) 2021/03/10 16:50:23 fetching corpus: 494, signal 86538/103438 (executing program) 2021/03/10 16:50:23 fetching corpus: 544, signal 92427/110477 (executing program) 2021/03/10 16:50:23 fetching corpus: 594, signal 96073/115333 (executing program) 2021/03/10 16:50:24 fetching corpus: 644, signal 100115/120585 (executing program) 2021/03/10 16:50:24 fetching corpus: 693, signal 103606/125253 (executing program) 2021/03/10 16:50:24 fetching corpus: 742, signal 108381/131017 (executing program) 2021/03/10 16:50:24 fetching corpus: 792, signal 113006/136628 (executing program) 2021/03/10 16:50:24 fetching corpus: 841, signal 116500/141182 (executing program) 2021/03/10 16:50:24 fetching corpus: 891, signal 120044/145716 (executing program) 2021/03/10 16:50:24 fetching corpus: 940, signal 122181/148953 (executing program) 2021/03/10 16:50:24 fetching corpus: 990, signal 125394/153157 (executing program) 2021/03/10 16:50:24 fetching corpus: 1040, signal 127201/156052 (executing program) 2021/03/10 16:50:24 fetching corpus: 1090, signal 129694/159576 (executing program) 2021/03/10 16:50:24 fetching corpus: 1139, signal 132047/162922 (executing program) 2021/03/10 16:50:24 fetching corpus: 1188, signal 133502/165515 (executing program) 2021/03/10 16:50:24 fetching corpus: 1238, signal 135574/168594 (executing program) 2021/03/10 16:50:24 fetching corpus: 1288, signal 137487/171455 (executing program) 2021/03/10 16:50:24 fetching corpus: 1338, signal 140392/175199 (executing program) 2021/03/10 16:50:24 fetching corpus: 1388, signal 142506/178226 (executing program) 2021/03/10 16:50:24 fetching corpus: 1438, signal 144066/180777 (executing program) 2021/03/10 16:50:25 fetching corpus: 1488, signal 145817/183443 (executing program) 2021/03/10 16:50:25 fetching corpus: 1538, signal 147470/186034 (executing program) 2021/03/10 16:50:25 fetching corpus: 1588, signal 149604/188991 (executing program) 2021/03/10 16:50:25 fetching corpus: 1638, signal 153428/193293 (executing program) 2021/03/10 16:50:25 fetching corpus: 1688, signal 155162/195903 (executing program) 2021/03/10 16:50:25 fetching corpus: 1737, signal 156867/198469 (executing program) 2021/03/10 16:50:25 fetching corpus: 1786, signal 158587/200998 (executing program) 2021/03/10 16:50:25 fetching corpus: 1836, signal 160587/203773 (executing program) 2021/03/10 16:50:25 fetching corpus: 1886, signal 162257/206195 (executing program) 2021/03/10 16:50:25 fetching corpus: 1934, signal 163653/208368 (executing program) 2021/03/10 16:50:25 fetching corpus: 1984, signal 165582/211008 (executing program) 2021/03/10 16:50:25 fetching corpus: 2034, signal 167314/213398 (executing program) 2021/03/10 16:50:25 fetching corpus: 2084, signal 168738/215557 (executing program) 2021/03/10 16:50:25 fetching corpus: 2132, signal 170373/217877 (executing program) 2021/03/10 16:50:25 fetching corpus: 2182, signal 172754/220788 (executing program) 2021/03/10 16:50:25 fetching corpus: 2232, signal 174448/223174 (executing program) 2021/03/10 16:50:25 fetching corpus: 2282, signal 175679/225148 (executing program) 2021/03/10 16:50:25 fetching corpus: 2332, signal 176666/226953 (executing program) 2021/03/10 16:50:26 fetching corpus: 2382, signal 177735/228751 (executing program) 2021/03/10 16:50:26 fetching corpus: 2432, signal 179316/230958 (executing program) 2021/03/10 16:50:26 fetching corpus: 2482, signal 181142/233255 (executing program) 2021/03/10 16:50:26 fetching corpus: 2532, signal 182677/235384 (executing program) 2021/03/10 16:50:26 fetching corpus: 2580, signal 185039/238108 (executing program) 2021/03/10 16:50:26 fetching corpus: 2629, signal 186293/240015 (executing program) 2021/03/10 16:50:26 fetching corpus: 2679, signal 187589/241905 (executing program) 2021/03/10 16:50:26 fetching corpus: 2729, signal 189153/243960 (executing program) 2021/03/10 16:50:26 fetching corpus: 2779, signal 190291/245706 (executing program) 2021/03/10 16:50:26 fetching corpus: 2828, signal 192271/248028 (executing program) 2021/03/10 16:50:26 fetching corpus: 2878, signal 193023/249458 (executing program) 2021/03/10 16:50:26 fetching corpus: 2928, signal 195066/251820 (executing program) 2021/03/10 16:50:26 fetching corpus: 2978, signal 196987/254144 (executing program) 2021/03/10 16:50:26 fetching corpus: 3028, signal 197986/255708 (executing program) 2021/03/10 16:50:26 fetching corpus: 3078, signal 198817/257184 (executing program) 2021/03/10 16:50:26 fetching corpus: 3128, signal 199698/258707 (executing program) 2021/03/10 16:50:26 fetching corpus: 3178, signal 201384/260750 (executing program) 2021/03/10 16:50:27 fetching corpus: 3228, signal 203275/262889 (executing program) 2021/03/10 16:50:27 fetching corpus: 3278, signal 204494/264588 (executing program) 2021/03/10 16:50:27 fetching corpus: 3328, signal 205732/266318 (executing program) 2021/03/10 16:50:27 fetching corpus: 3377, signal 207805/268510 (executing program) 2021/03/10 16:50:27 fetching corpus: 3427, signal 208654/269886 (executing program) 2021/03/10 16:50:27 fetching corpus: 3476, signal 209841/271459 (executing program) 2021/03/10 16:50:27 fetching corpus: 3526, signal 211297/273237 (executing program) 2021/03/10 16:50:27 fetching corpus: 3576, signal 212960/275124 (executing program) 2021/03/10 16:50:27 fetching corpus: 3626, signal 214044/276653 (executing program) 2021/03/10 16:50:27 fetching corpus: 3676, signal 215287/278311 (executing program) 2021/03/10 16:50:27 fetching corpus: 3726, signal 216101/279636 (executing program) 2021/03/10 16:50:27 fetching corpus: 3776, signal 217958/281527 (executing program) 2021/03/10 16:50:27 fetching corpus: 3826, signal 218985/282981 (executing program) 2021/03/10 16:50:28 fetching corpus: 3876, signal 219689/284204 (executing program) 2021/03/10 16:50:28 fetching corpus: 3926, signal 220691/285630 (executing program) 2021/03/10 16:50:28 fetching corpus: 3976, signal 222260/287304 (executing program) 2021/03/10 16:50:28 fetching corpus: 4026, signal 223454/288763 (executing program) 2021/03/10 16:50:28 fetching corpus: 4076, signal 224862/290362 (executing program) 2021/03/10 16:50:28 fetching corpus: 4126, signal 225915/291647 (executing program) 2021/03/10 16:50:28 fetching corpus: 4176, signal 226681/292821 (executing program) 2021/03/10 16:50:28 fetching corpus: 4226, signal 227972/294246 (executing program) 2021/03/10 16:50:28 fetching corpus: 4276, signal 229023/295611 (executing program) 2021/03/10 16:50:28 fetching corpus: 4326, signal 229939/296839 (executing program) 2021/03/10 16:50:28 fetching corpus: 4376, signal 230813/298056 (executing program) 2021/03/10 16:50:28 fetching corpus: 4426, signal 231879/299384 (executing program) 2021/03/10 16:50:28 fetching corpus: 4476, signal 232634/300527 (executing program) 2021/03/10 16:50:29 fetching corpus: 4526, signal 233410/301664 (executing program) 2021/03/10 16:50:29 fetching corpus: 4576, signal 234638/302981 (executing program) 2021/03/10 16:50:29 fetching corpus: 4626, signal 235494/304164 (executing program) 2021/03/10 16:50:29 fetching corpus: 4676, signal 236424/305365 (executing program) 2021/03/10 16:50:29 fetching corpus: 4726, signal 237094/306372 (executing program) 2021/03/10 16:50:29 fetching corpus: 4776, signal 238301/307696 (executing program) 2021/03/10 16:50:29 fetching corpus: 4826, signal 239222/308873 (executing program) 2021/03/10 16:50:29 fetching corpus: 4876, signal 240399/310160 (executing program) 2021/03/10 16:50:29 fetching corpus: 4926, signal 241029/311170 (executing program) 2021/03/10 16:50:30 fetching corpus: 4976, signal 241987/312321 (executing program) 2021/03/10 16:50:30 fetching corpus: 5026, signal 242785/313336 (executing program) 2021/03/10 16:50:30 fetching corpus: 5076, signal 243990/314562 (executing program) 2021/03/10 16:50:30 fetching corpus: 5126, signal 244743/315598 (executing program) 2021/03/10 16:50:30 fetching corpus: 5176, signal 245850/316777 (executing program) 2021/03/10 16:50:30 fetching corpus: 5226, signal 247581/318153 (executing program) 2021/03/10 16:50:30 fetching corpus: 5276, signal 248772/319338 (executing program) 2021/03/10 16:50:30 fetching corpus: 5326, signal 249514/320277 (executing program) 2021/03/10 16:50:30 fetching corpus: 5376, signal 251265/321611 (executing program) 2021/03/10 16:50:30 fetching corpus: 5425, signal 252597/322822 (executing program) 2021/03/10 16:50:30 fetching corpus: 5475, signal 253574/323828 (executing program) 2021/03/10 16:50:30 fetching corpus: 5525, signal 254380/324807 (executing program) 2021/03/10 16:50:30 fetching corpus: 5575, signal 255241/325756 (executing program) 2021/03/10 16:50:30 fetching corpus: 5625, signal 256210/326739 (executing program) 2021/03/10 16:50:30 fetching corpus: 5675, signal 257071/327714 (executing program) 2021/03/10 16:50:30 fetching corpus: 5725, signal 258129/328689 (executing program) 2021/03/10 16:50:31 fetching corpus: 5775, signal 259031/329688 (executing program) 2021/03/10 16:50:31 fetching corpus: 5825, signal 259784/330547 (executing program) 2021/03/10 16:50:31 fetching corpus: 5875, signal 260560/331416 (executing program) 2021/03/10 16:50:31 fetching corpus: 5925, signal 261334/332256 (executing program) 2021/03/10 16:50:31 fetching corpus: 5975, signal 262204/333209 (executing program) 2021/03/10 16:50:31 fetching corpus: 6025, signal 262945/334067 (executing program) 2021/03/10 16:50:31 fetching corpus: 6075, signal 263869/334988 (executing program) 2021/03/10 16:50:31 fetching corpus: 6125, signal 264733/335848 (executing program) 2021/03/10 16:50:31 fetching corpus: 6175, signal 265308/336634 (executing program) 2021/03/10 16:50:31 fetching corpus: 6225, signal 266874/337711 (executing program) 2021/03/10 16:50:31 fetching corpus: 6275, signal 267670/338528 (executing program) 2021/03/10 16:50:31 fetching corpus: 6325, signal 268663/339399 (executing program) 2021/03/10 16:50:31 fetching corpus: 6375, signal 269524/340234 (executing program) 2021/03/10 16:50:31 fetching corpus: 6423, signal 271244/341318 (executing program) 2021/03/10 16:50:31 fetching corpus: 6473, signal 271861/342028 (executing program) 2021/03/10 16:50:31 fetching corpus: 6523, signal 272434/342722 (executing program) 2021/03/10 16:50:31 fetching corpus: 6573, signal 273179/343468 (executing program) 2021/03/10 16:50:32 fetching corpus: 6623, signal 274058/344232 (executing program) 2021/03/10 16:50:32 fetching corpus: 6673, signal 274683/344932 (executing program) 2021/03/10 16:50:32 fetching corpus: 6723, signal 275582/345667 (executing program) 2021/03/10 16:50:32 fetching corpus: 6773, signal 276138/346286 (executing program) 2021/03/10 16:50:32 fetching corpus: 6823, signal 277157/347056 (executing program) 2021/03/10 16:50:32 fetching corpus: 6872, signal 278114/347820 (executing program) 2021/03/10 16:50:32 fetching corpus: 6922, signal 279323/348629 (executing program) 2021/03/10 16:50:32 fetching corpus: 6972, signal 280103/349319 (executing program) 2021/03/10 16:50:32 fetching corpus: 7022, signal 280991/349989 (executing program) 2021/03/10 16:50:32 fetching corpus: 7072, signal 281783/350676 (executing program) 2021/03/10 16:50:32 fetching corpus: 7122, signal 282481/351288 (executing program) 2021/03/10 16:50:32 fetching corpus: 7172, signal 283052/351906 (executing program) 2021/03/10 16:50:32 fetching corpus: 7222, signal 283374/352465 (executing program) 2021/03/10 16:50:32 fetching corpus: 7272, signal 284419/353139 (executing program) 2021/03/10 16:50:33 fetching corpus: 7322, signal 285018/353751 (executing program) 2021/03/10 16:50:33 fetching corpus: 7372, signal 285618/354328 (executing program) 2021/03/10 16:50:33 fetching corpus: 7422, signal 286303/354897 (executing program) 2021/03/10 16:50:33 fetching corpus: 7472, signal 287882/355633 (executing program) 2021/03/10 16:50:33 fetching corpus: 7522, signal 288353/356183 (executing program) 2021/03/10 16:50:33 fetching corpus: 7572, signal 288949/356763 (executing program) 2021/03/10 16:50:33 fetching corpus: 7622, signal 289518/357300 (executing program) 2021/03/10 16:50:33 fetching corpus: 7672, signal 290051/357850 (executing program) 2021/03/10 16:50:33 fetching corpus: 7722, signal 290817/358421 (executing program) 2021/03/10 16:50:33 fetching corpus: 7772, signal 291506/358944 (executing program) 2021/03/10 16:50:33 fetching corpus: 7822, signal 292682/359560 (executing program) 2021/03/10 16:50:33 fetching corpus: 7872, signal 293367/360055 (executing program) 2021/03/10 16:50:33 fetching corpus: 7921, signal 293972/360513 (executing program) 2021/03/10 16:50:33 fetching corpus: 7970, signal 294411/361007 (executing program) 2021/03/10 16:50:34 fetching corpus: 8019, signal 295075/361663 (executing program) 2021/03/10 16:50:34 fetching corpus: 8069, signal 296087/362215 (executing program) 2021/03/10 16:50:34 fetching corpus: 8117, signal 296732/362750 (executing program) 2021/03/10 16:50:34 fetching corpus: 8167, signal 297422/363232 (executing program) 2021/03/10 16:50:34 fetching corpus: 8217, signal 298382/363773 (executing program) 2021/03/10 16:50:34 fetching corpus: 8267, signal 298849/364210 (executing program) 2021/03/10 16:50:34 fetching corpus: 8316, signal 299368/364691 (executing program) 2021/03/10 16:50:34 fetching corpus: 8366, signal 300098/365146 (executing program) 2021/03/10 16:50:34 fetching corpus: 8416, signal 300770/365546 (executing program) 2021/03/10 16:50:34 fetching corpus: 8466, signal 301597/365989 (executing program) 2021/03/10 16:50:34 fetching corpus: 8516, signal 302041/366370 (executing program) 2021/03/10 16:50:34 fetching corpus: 8566, signal 302515/366790 (executing program) 2021/03/10 16:50:34 fetching corpus: 8616, signal 303308/367216 (executing program) 2021/03/10 16:50:35 fetching corpus: 8665, signal 303771/367616 (executing program) 2021/03/10 16:50:35 fetching corpus: 8715, signal 304587/368061 (executing program) 2021/03/10 16:50:35 fetching corpus: 8764, signal 305590/368467 (executing program) 2021/03/10 16:50:35 fetching corpus: 8814, signal 306007/368853 (executing program) 2021/03/10 16:50:35 fetching corpus: 8864, signal 306931/369241 (executing program) 2021/03/10 16:50:35 fetching corpus: 8914, signal 307405/369621 (executing program) 2021/03/10 16:50:35 fetching corpus: 8962, signal 307964/369962 (executing program) 2021/03/10 16:50:35 fetching corpus: 9012, signal 308384/370328 (executing program) 2021/03/10 16:50:35 fetching corpus: 9062, signal 309339/370703 (executing program) 2021/03/10 16:50:35 fetching corpus: 9112, signal 310384/371070 (executing program) 2021/03/10 16:50:35 fetching corpus: 9161, signal 311161/371380 (executing program) 2021/03/10 16:50:35 fetching corpus: 9210, signal 311780/371656 (executing program) 2021/03/10 16:50:35 fetching corpus: 9260, signal 312362/371660 (executing program) 2021/03/10 16:50:35 fetching corpus: 9310, signal 312927/371660 (executing program) 2021/03/10 16:50:35 fetching corpus: 9360, signal 313513/371679 (executing program) 2021/03/10 16:50:36 fetching corpus: 9410, signal 313962/371679 (executing program) 2021/03/10 16:50:36 fetching corpus: 9460, signal 314301/371679 (executing program) 2021/03/10 16:50:36 fetching corpus: 9509, signal 314688/371679 (executing program) 2021/03/10 16:50:36 fetching corpus: 9558, signal 315278/371741 (executing program) 2021/03/10 16:50:36 fetching corpus: 9608, signal 315586/371741 (executing program) 2021/03/10 16:50:36 fetching corpus: 9656, signal 316113/371794 (executing program) 2021/03/10 16:50:36 fetching corpus: 9706, signal 316580/371794 (executing program) 2021/03/10 16:50:36 fetching corpus: 9755, signal 317142/371799 (executing program) 2021/03/10 16:50:36 fetching corpus: 9804, signal 318004/371918 (executing program) 2021/03/10 16:50:36 fetching corpus: 9854, signal 318686/371921 (executing program) 2021/03/10 16:50:36 fetching corpus: 9904, signal 319601/371921 (executing program) 2021/03/10 16:50:36 fetching corpus: 9954, signal 320210/371927 (executing program) 2021/03/10 16:50:36 fetching corpus: 10003, signal 320867/371935 (executing program) 2021/03/10 16:50:37 fetching corpus: 10053, signal 321564/371935 (executing program) 2021/03/10 16:50:37 fetching corpus: 10103, signal 322085/371935 (executing program) 2021/03/10 16:50:37 fetching corpus: 10153, signal 322416/371935 (executing program) 2021/03/10 16:50:37 fetching corpus: 10203, signal 322943/372012 (executing program) 2021/03/10 16:50:37 fetching corpus: 10253, signal 323972/372012 (executing program) 2021/03/10 16:50:37 fetching corpus: 10303, signal 324399/372020 (executing program) 2021/03/10 16:50:37 fetching corpus: 10353, signal 324915/372020 (executing program) 2021/03/10 16:50:37 fetching corpus: 10403, signal 325306/372023 (executing program) 2021/03/10 16:50:37 fetching corpus: 10453, signal 325683/372025 (executing program) 2021/03/10 16:50:37 fetching corpus: 10503, signal 326111/372025 (executing program) 2021/03/10 16:50:37 fetching corpus: 10553, signal 326554/372030 (executing program) 2021/03/10 16:50:37 fetching corpus: 10603, signal 327115/372032 (executing program) 2021/03/10 16:50:37 fetching corpus: 10653, signal 328462/372032 (executing program) 2021/03/10 16:50:37 fetching corpus: 10703, signal 329066/372032 (executing program) 2021/03/10 16:50:37 fetching corpus: 10753, signal 329528/372034 (executing program) 2021/03/10 16:50:37 fetching corpus: 10802, signal 330144/372035 (executing program) 2021/03/10 16:50:37 fetching corpus: 10852, signal 330632/372035 (executing program) 2021/03/10 16:50:37 fetching corpus: 10901, signal 331477/372035 (executing program) 2021/03/10 16:50:37 fetching corpus: 10950, signal 332787/372065 (executing program) 2021/03/10 16:50:38 fetching corpus: 10999, signal 333246/372065 (executing program) 2021/03/10 16:50:38 fetching corpus: 11049, signal 333599/372065 (executing program) 2021/03/10 16:50:38 fetching corpus: 11099, signal 334188/372065 (executing program) 2021/03/10 16:50:38 fetching corpus: 11149, signal 334671/372072 (executing program) 2021/03/10 16:50:38 fetching corpus: 11199, signal 335427/372072 (executing program) 2021/03/10 16:50:38 fetching corpus: 11248, signal 335815/372084 (executing program) 2021/03/10 16:50:38 fetching corpus: 11298, signal 336347/372084 (executing program) 2021/03/10 16:50:38 fetching corpus: 11347, signal 336847/372089 (executing program) 2021/03/10 16:50:38 fetching corpus: 11397, signal 337573/372089 (executing program) 2021/03/10 16:50:38 fetching corpus: 11446, signal 337958/372089 (executing program) 2021/03/10 16:50:38 fetching corpus: 11496, signal 338651/372091 (executing program) 2021/03/10 16:50:38 fetching corpus: 11546, signal 339056/372091 (executing program) 2021/03/10 16:50:38 fetching corpus: 11596, signal 339455/372091 (executing program) 2021/03/10 16:50:38 fetching corpus: 11646, signal 339897/372103 (executing program) 2021/03/10 16:50:38 fetching corpus: 11696, signal 340339/372103 (executing program) 2021/03/10 16:50:39 fetching corpus: 11746, signal 340937/372147 (executing program) 2021/03/10 16:50:39 fetching corpus: 11796, signal 341402/372149 (executing program) 2021/03/10 16:50:39 fetching corpus: 11845, signal 341988/372149 (executing program) 2021/03/10 16:50:39 fetching corpus: 11895, signal 342454/372149 (executing program) 2021/03/10 16:50:39 fetching corpus: 11944, signal 342894/372158 (executing program) 2021/03/10 16:50:39 fetching corpus: 11994, signal 343327/372170 (executing program) 2021/03/10 16:50:39 fetching corpus: 12044, signal 343681/372182 (executing program) 2021/03/10 16:50:39 fetching corpus: 12094, signal 344274/372182 (executing program) 2021/03/10 16:50:39 fetching corpus: 12144, signal 344841/372185 (executing program) 2021/03/10 16:50:39 fetching corpus: 12194, signal 345401/372185 (executing program) 2021/03/10 16:50:39 fetching corpus: 12244, signal 346020/372185 (executing program) 2021/03/10 16:50:39 fetching corpus: 12294, signal 346433/372185 (executing program) 2021/03/10 16:50:39 fetching corpus: 12344, signal 346895/372185 (executing program) 2021/03/10 16:50:39 fetching corpus: 12394, signal 347193/372185 (executing program) 2021/03/10 16:50:39 fetching corpus: 12444, signal 347838/372185 (executing program) 2021/03/10 16:50:39 fetching corpus: 12494, signal 348247/372185 (executing program) 2021/03/10 16:50:39 fetching corpus: 12544, signal 348539/372185 (executing program) 2021/03/10 16:50:39 fetching corpus: 12594, signal 349059/372185 (executing program) 2021/03/10 16:50:39 fetching corpus: 12643, signal 350558/372185 (executing program) 2021/03/10 16:50:39 fetching corpus: 12693, signal 350885/372185 (executing program) 2021/03/10 16:50:39 fetching corpus: 12743, signal 351343/372185 (executing program) 2021/03/10 16:50:40 fetching corpus: 12793, signal 351934/372185 (executing program) 2021/03/10 16:50:40 fetching corpus: 12843, signal 352380/372185 (executing program) 2021/03/10 16:50:40 fetching corpus: 12893, signal 352745/372217 (executing program) 2021/03/10 16:50:40 fetching corpus: 12943, signal 353207/372217 (executing program) 2021/03/10 16:50:40 fetching corpus: 12993, signal 353802/372230 (executing program) 2021/03/10 16:50:40 fetching corpus: 13043, signal 354308/372230 (executing program) 2021/03/10 16:50:40 fetching corpus: 13093, signal 354662/372230 (executing program) 2021/03/10 16:50:40 fetching corpus: 13143, signal 355186/372230 (executing program) 2021/03/10 16:50:40 fetching corpus: 13193, signal 355657/372230 (executing program) 2021/03/10 16:50:40 fetching corpus: 13243, signal 356102/372230 (executing program) 2021/03/10 16:50:40 fetching corpus: 13293, signal 356479/372230 (executing program) 2021/03/10 16:50:40 fetching corpus: 13343, signal 356924/372230 (executing program) 2021/03/10 16:50:40 fetching corpus: 13393, signal 357282/372230 (executing program) 2021/03/10 16:50:40 fetching corpus: 13443, signal 357574/372230 (executing program) 2021/03/10 16:50:40 fetching corpus: 13493, signal 358106/372231 (executing program) 2021/03/10 16:50:40 fetching corpus: 13543, signal 358487/372231 (executing program) 2021/03/10 16:50:40 fetching corpus: 13593, signal 358890/372231 (executing program) 2021/03/10 16:50:40 fetching corpus: 13643, signal 359653/372231 (executing program) 2021/03/10 16:50:41 fetching corpus: 13693, signal 360136/372231 (executing program) 2021/03/10 16:50:41 fetching corpus: 13743, signal 360593/372231 (executing program) 2021/03/10 16:50:41 fetching corpus: 13793, signal 360986/372234 (executing program) 2021/03/10 16:50:41 fetching corpus: 13843, signal 361404/372239 (executing program) 2021/03/10 16:50:41 fetching corpus: 13892, signal 362162/372239 (executing program) 2021/03/10 16:50:41 fetching corpus: 13942, signal 362707/372239 (executing program) 2021/03/10 16:50:41 fetching corpus: 13992, signal 363031/372239 (executing program) 2021/03/10 16:50:41 fetching corpus: 14042, signal 363905/372239 (executing program) 2021/03/10 16:50:41 fetching corpus: 14091, signal 364215/372239 (executing program) 2021/03/10 16:50:41 fetching corpus: 14141, signal 364570/372239 (executing program) 2021/03/10 16:50:41 fetching corpus: 14191, signal 364899/372244 (executing program) 2021/03/10 16:50:41 fetching corpus: 14241, signal 365462/372246 (executing program) 2021/03/10 16:50:41 fetching corpus: 14291, signal 365864/372248 (executing program) 2021/03/10 16:50:41 fetching corpus: 14341, signal 366307/372248 (executing program) 2021/03/10 16:50:41 fetching corpus: 14391, signal 366682/372248 (executing program) 2021/03/10 16:50:42 fetching corpus: 14441, signal 367357/372248 (executing program) 2021/03/10 16:50:42 fetching corpus: 14491, signal 367793/372248 (executing program) 2021/03/10 16:50:42 fetching corpus: 14541, signal 368136/372248 (executing program) 2021/03/10 16:50:42 fetching corpus: 14591, signal 368791/372248 (executing program) 2021/03/10 16:50:42 fetching corpus: 14597, signal 368829/372264 (executing program) 2021/03/10 16:50:42 fetching corpus: 14597, signal 368829/372264 (executing program) 2021/03/10 16:50:43 starting 6 fuzzer processes 16:50:44 executing program 0: openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='memory.events\x00', 0x26e1, 0x0) setresgid(0x0, 0x0, 0xee00) syz_fuse_handle_req(0xffffffffffffffff, 0x0, 0x0, 0x0) openat$cgroup_netprio_ifpriomap(0xffffffffffffffff, 0x0, 0x2, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) clock_gettime(0x0, 0x0) recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=@framed={{}, [@call={0x85, 0x0, 0x0, 0x2a}]}, &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='ext4_ext_remove_space_done\x00', r0}, 0x10) fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) sendmsg$TCPDIAG_GETSOCK(0xffffffffffffffff, 0x0, 0x0) accept(0xffffffffffffffff, 0x0, 0x0) syz_mount_image$fuse(0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) syz_open_dev$tty20(0xc, 0x4, 0x0) write$binfmt_script(0xffffffffffffffff, 0x0, 0x0) poll(0x0, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) 16:50:44 executing program 1: socketpair(0x1, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$qrtr(r0, &(0x7f0000000640)={0x0, 0x0, 0x0}, 0x38) ioctl$sock_qrtr_TIOCINQ(r1, 0x541b, &(0x7f0000000040)) syzkaller login: [ 56.160525][ T8360] ================================================================== [ 56.168662][ T8360] BUG: KCSAN: data-race in page_cache_ra_unbounded / prepare_signal [ 56.177055][ T8360] [ 56.179366][ T8360] write to 0xffff88810b4e702c of 4 bytes by task 8359 on cpu 1: [ 56.186966][ T8360] page_cache_ra_unbounded+0xae/0x4c0 [ 56.192318][ T8360] do_page_cache_ra+0xa7/0xc0 [ 56.196970][ T8360] do_sync_mmap_readahead+0x32a/0x360 [ 56.202315][ T8360] filemap_fault+0x1d2/0xc30 [ 56.206892][ T8360] ext4_filemap_fault+0x4b/0x60 [ 56.211717][ T8360] do_shared_fault+0xc3/0x680 [ 56.216390][ T8360] handle_mm_fault+0x12b0/0x1840 [ 56.221324][ T8360] do_user_addr_fault+0x60c/0xc00 [ 56.226344][ T8360] exc_page_fault+0x94/0x2a0 [ 56.230911][ T8360] asm_exc_page_fault+0x1e/0x30 [ 56.235807][ T8360] [ 56.238126][ T8360] read to 0xffff88810b4e702c of 4 bytes by task 8360 on cpu 0: [ 56.245642][ T8360] prepare_signal+0x872/0xd80 [ 56.250320][ T8360] __send_signal+0x63/0x780 [ 56.254801][ T8360] send_signal+0x398/0x3e0 [ 56.259280][ T8360] do_send_sig_info+0x9b/0xe0 [ 56.263947][ T8360] do_send_specific+0xc7/0x100 [ 56.268706][ T8360] __x64_sys_tgkill+0x108/0x140 [ 56.273547][ T8360] do_syscall_64+0x39/0x80 [ 56.277953][ T8360] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 56.283839][ T8360] [ 56.286153][ T8360] Reported by Kernel Concurrency Sanitizer on: [ 56.292415][ T8360] CPU: 0 PID: 8360 Comm: syz-fuzzer Not tainted 5.12.0-rc2-syzkaller #0 [ 56.300722][ T8360] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.310754][ T8360] ================================================================== [ 56.318787][ T8360] Kernel panic - not syncing: panic_on_warn set ... [ 56.325357][ T8360] CPU: 0 PID: 8360 Comm: syz-fuzzer Not tainted 5.12.0-rc2-syzkaller #0 [ 56.334277][ T8360] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.344310][ T8360] Call Trace: [ 56.347571][ T8360] dump_stack+0x137/0x19d [ 56.351986][ T8360] panic+0x1e7/0x5fa [ 56.355864][ T8360] ? vprintk_emit+0x2fa/0x3e0 [ 56.360869][ T8360] kcsan_report+0x67b/0x680 [ 56.365361][ T8360] ? sched_clock_cpu+0x11/0x1a0 [ 56.370203][ T8360] ? kcsan_setup_watchpoint+0x40b/0x470 [ 56.375737][ T8360] ? prepare_signal+0x872/0xd80 [ 56.380565][ T8360] ? __send_signal+0x63/0x780 [ 56.385231][ T8360] ? send_signal+0x398/0x3e0 [ 56.389800][ T8360] ? do_send_sig_info+0x9b/0xe0 [ 56.394641][ T8360] ? do_send_specific+0xc7/0x100 [ 56.399571][ T8360] ? __x64_sys_tgkill+0x108/0x140 [ 56.404594][ T8360] ? do_syscall_64+0x39/0x80 [ 56.409168][ T8360] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 56.415230][ T8360] kcsan_setup_watchpoint+0x40b/0x470 [ 56.420583][ T8360] prepare_signal+0x872/0xd80 [ 56.425240][ T8360] __send_signal+0x63/0x780 [ 56.429728][ T8360] send_signal+0x398/0x3e0 [ 56.434121][ T8360] do_send_sig_info+0x9b/0xe0 [ 56.438777][ T8360] do_send_specific+0xc7/0x100 [ 56.443606][ T8360] __x64_sys_tgkill+0x108/0x140 [ 56.448457][ T8360] do_syscall_64+0x39/0x80 [ 56.452867][ T8360] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 56.458736][ T8360] RIP: 0033:0x46db96 [ 56.462605][ T8360] Code: c3 cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc 48 8b 7c 24 08 48 8b 74 24 10 48 8b 54 24 18 b8 ea 00 00 00 0f 05 cc cc cc cc cc cc cc cc cc 8b 7c 24 08 48 8b 74 24 10 48 8b 54 [ 56.483682][ T8360] RSP: 002b:000000c00003dea0 EFLAGS: 00000246 ORIG_RAX: 00000000000000ea [ 56.492077][ T8360] RAX: ffffffffffffffda RBX: 000000c0000af380 RCX: 000000000046db96 [ 56.500043][ T8360] RDX: 0000000000000017 RSI: 00000000000020a7 RDI: 00000000000020a7 [ 56.508001][ T8360] RBP: 000000c00003dec0 R08: 000000000001743b R09: 0000000000000010 [ 56.515954][ T8360] R10: 00007ffcc391d0b8 R11: 0000000000000246 R12: 000000000043b6a0 [ 56.524006][ T8360] R13: 0000000000000000 R14: 000000000093f060 R15: 0000000000000000 [ 57.559386][ T8360] Shutting down cpus with NMI [ 57.564549][ T8360] Kernel Offset: disabled [ 57.568901][ T8360] Rebooting in 86400 seconds..