[  OK  ] Started OpenBSD Secure Shell server.
[  OK  ] Reached target Multi-User System.
[  OK  ] Reached target Graphical Interface.
         Starting Update UTMP about System Runlevel Changes...
[  OK  ] Started Update UTMP about System Runlevel Changes.

Debian GNU/Linux 9 syzkaller ttyS0

Warning: Permanently added '10.128.0.223' (ECDSA) to the list of known hosts.
2021/04/21 18:32:32 fuzzer started
2021/04/21 18:32:32 dialing manager at 10.128.0.163:41691
2021/04/21 18:32:33 syscalls: 1982
2021/04/21 18:32:33 code coverage: enabled
2021/04/21 18:32:33 comparison tracing: enabled
2021/04/21 18:32:33 extra coverage: enabled
2021/04/21 18:32:33 setuid sandbox: enabled
2021/04/21 18:32:33 namespace sandbox: enabled
2021/04/21 18:32:33 Android sandbox: enabled
2021/04/21 18:32:33 fault injection: enabled
2021/04/21 18:32:33 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled
2021/04/21 18:32:33 net packet injection: /dev/net/tun does not exist
2021/04/21 18:32:33 net device setup: enabled
2021/04/21 18:32:33 concurrency sanitizer: enabled
2021/04/21 18:32:33 devlink PCI setup: PCI device 0000:00:10.0 is not available
2021/04/21 18:32:33 USB emulation: /dev/raw-gadget does not exist
2021/04/21 18:32:33 hci packet injection: /dev/vhci does not exist
2021/04/21 18:32:33 wifi device emulation: /sys/class/mac80211_hwsim/ does not exist
2021/04/21 18:32:33 802.15.4 emulation: /sys/bus/platform/devices/mac802154_hwsim does not exist
2021/04/21 18:32:34 suppressing KCSAN reports in functions: 'ext4_free_inodes_count' '__process_echoes' 'alloc_pid' 'kauditd_thread' 'do_signal_stop' 'blk_mq_rq_ctx_init' 'audit_log_start' 'blk_mq_dispatch_rq_list' 'n_tty_receive_buf_common' 'ext4_set_iomap' 'do_nanosleep' 'ext4_sync_file' 'blk_mq_sched_dispatch_requests' 'xas_clear_mark' '__ext4_update_other_inode_time' 'lookup_fast' '__ext4_new_inode' 'tick_nohz_next_event' 'expire_timers' 'do_sys_poll' 'ext4_free_inode' 'generic_write_end' '__find_get_block' 'mark_buffer_dirty_inode' '__xa_clear_mark' 'exit_mm' '__writeback_single_inode' 
2021/04/21 18:32:34 fetching corpus: 0, signal 0/2000 (executing program)
2021/04/21 18:32:34 fetching corpus: 50, signal 9393/13217 (executing program)
2021/04/21 18:32:34 fetching corpus: 100, signal 20338/25725 (executing program)
2021/04/21 18:32:34 fetching corpus: 150, signal 26154/33086 (executing program)
2021/04/21 18:32:34 fetching corpus: 200, signal 30941/39394 (executing program)
2021/04/21 18:32:34 fetching corpus: 250, signal 38725/48462 (executing program)
2021/04/21 18:32:34 fetching corpus: 300, signal 41252/52470 (executing program)
2021/04/21 18:32:34 fetching corpus: 350, signal 46254/58636 (executing program)
2021/04/21 18:32:34 fetching corpus: 400, signal 49474/63158 (executing program)
2021/04/21 18:32:34 fetching corpus: 450, signal 52232/67128 (executing program)
2021/04/21 18:32:34 fetching corpus: 500, signal 53545/69806 (executing program)
2021/04/21 18:32:34 fetching corpus: 550, signal 55127/72720 (executing program)
2021/04/21 18:32:34 fetching corpus: 600, signal 58933/77565 (executing program)
2021/04/21 18:32:34 fetching corpus: 650, signal 60618/80465 (executing program)
2021/04/21 18:32:34 fetching corpus: 700, signal 62244/83268 (executing program)
2021/04/21 18:32:34 fetching corpus: 750, signal 63684/85892 (executing program)
2021/04/21 18:32:34 fetching corpus: 800, signal 65052/88448 (executing program)
2021/04/21 18:32:34 fetching corpus: 850, signal 67069/91478 (executing program)
2021/04/21 18:32:34 fetching corpus: 900, signal 68887/94372 (executing program)
2021/04/21 18:32:34 fetching corpus: 950, signal 71554/97886 (executing program)
2021/04/21 18:32:35 fetching corpus: 1000, signal 72626/100030 (executing program)
2021/04/21 18:32:35 fetching corpus: 1050, signal 75716/103709 (executing program)
2021/04/21 18:32:35 fetching corpus: 1100, signal 77711/106547 (executing program)
2021/04/21 18:32:35 fetching corpus: 1150, signal 80765/110133 (executing program)
2021/04/21 18:32:35 fetching corpus: 1200, signal 81863/112202 (executing program)
2021/04/21 18:32:35 fetching corpus: 1250, signal 83302/114461 (executing program)
2021/04/21 18:32:35 fetching corpus: 1300, signal 84273/116406 (executing program)
2021/04/21 18:32:35 fetching corpus: 1350, signal 85915/118843 (executing program)
2021/04/21 18:32:35 fetching corpus: 1400, signal 86569/120444 (executing program)
2021/04/21 18:32:35 fetching corpus: 1450, signal 88035/122621 (executing program)
2021/04/21 18:32:35 fetching corpus: 1500, signal 89035/124465 (executing program)
2021/04/21 18:32:35 fetching corpus: 1550, signal 90435/126627 (executing program)
2021/04/21 18:32:35 fetching corpus: 1600, signal 91238/128338 (executing program)
2021/04/21 18:32:35 fetching corpus: 1650, signal 92029/129958 (executing program)
2021/04/21 18:32:35 fetching corpus: 1700, signal 93466/131993 (executing program)
2021/04/21 18:32:35 fetching corpus: 1750, signal 94413/133690 (executing program)
2021/04/21 18:32:35 fetching corpus: 1800, signal 95558/135537 (executing program)
2021/04/21 18:32:35 fetching corpus: 1850, signal 96558/137223 (executing program)
2021/04/21 18:32:35 fetching corpus: 1900, signal 97659/138955 (executing program)
2021/04/21 18:32:35 fetching corpus: 1950, signal 98571/140577 (executing program)
2021/04/21 18:32:35 fetching corpus: 2000, signal 99480/142184 (executing program)
2021/04/21 18:32:35 fetching corpus: 2050, signal 100593/143918 (executing program)
2021/04/21 18:32:35 fetching corpus: 2100, signal 101502/145433 (executing program)
2021/04/21 18:32:35 fetching corpus: 2150, signal 102248/146833 (executing program)
2021/04/21 18:32:35 fetching corpus: 2200, signal 103529/148561 (executing program)
2021/04/21 18:32:35 fetching corpus: 2250, signal 104368/150017 (executing program)
2021/04/21 18:32:35 fetching corpus: 2300, signal 106262/152030 (executing program)
2021/04/21 18:32:35 fetching corpus: 2350, signal 106969/153386 (executing program)
2021/04/21 18:32:35 fetching corpus: 2400, signal 107928/154892 (executing program)
2021/04/21 18:32:35 fetching corpus: 2450, signal 108841/156287 (executing program)
2021/04/21 18:32:35 fetching corpus: 2500, signal 109817/157765 (executing program)
2021/04/21 18:32:35 fetching corpus: 2550, signal 110709/159193 (executing program)
2021/04/21 18:32:36 fetching corpus: 2600, signal 111329/160440 (executing program)
2021/04/21 18:32:36 fetching corpus: 2650, signal 112184/161773 (executing program)
2021/04/21 18:32:36 fetching corpus: 2700, signal 112986/163102 (executing program)
2021/04/21 18:32:36 fetching corpus: 2750, signal 114204/164543 (executing program)
2021/04/21 18:32:36 fetching corpus: 2800, signal 115051/165820 (executing program)
2021/04/21 18:32:36 fetching corpus: 2850, signal 115567/166999 (executing program)
2021/04/21 18:32:36 fetching corpus: 2900, signal 117072/168544 (executing program)
2021/04/21 18:32:36 fetching corpus: 2950, signal 118406/169915 (executing program)
2021/04/21 18:32:36 fetching corpus: 3000, signal 119253/171147 (executing program)
2021/04/21 18:32:36 fetching corpus: 3050, signal 120042/172343 (executing program)
2021/04/21 18:32:36 fetching corpus: 3100, signal 120646/173461 (executing program)
2021/04/21 18:32:36 fetching corpus: 3150, signal 121103/174436 (executing program)
2021/04/21 18:32:36 fetching corpus: 3200, signal 121716/175499 (executing program)
2021/04/21 18:32:36 fetching corpus: 3250, signal 122565/176630 (executing program)
2021/04/21 18:32:36 fetching corpus: 3300, signal 123205/177704 (executing program)
2021/04/21 18:32:36 fetching corpus: 3350, signal 123848/178741 (executing program)
2021/04/21 18:32:36 fetching corpus: 3400, signal 124547/179776 (executing program)
2021/04/21 18:32:36 fetching corpus: 3450, signal 125119/180724 (executing program)
2021/04/21 18:32:36 fetching corpus: 3500, signal 125570/181677 (executing program)
2021/04/21 18:32:36 fetching corpus: 3550, signal 126286/182691 (executing program)
2021/04/21 18:32:36 fetching corpus: 3600, signal 126855/183616 (executing program)
2021/04/21 18:32:36 fetching corpus: 3650, signal 127706/184683 (executing program)
2021/04/21 18:32:36 fetching corpus: 3700, signal 128234/185618 (executing program)
2021/04/21 18:32:36 fetching corpus: 3750, signal 128666/186499 (executing program)
2021/04/21 18:32:36 fetching corpus: 3799, signal 129512/187438 (executing program)
2021/04/21 18:32:36 fetching corpus: 3849, signal 130371/188451 (executing program)
2021/04/21 18:32:36 fetching corpus: 3899, signal 131081/189357 (executing program)
2021/04/21 18:32:36 fetching corpus: 3949, signal 131763/190235 (executing program)
2021/04/21 18:32:36 fetching corpus: 3999, signal 132277/191097 (executing program)
2021/04/21 18:32:36 fetching corpus: 4049, signal 133013/192021 (executing program)
2021/04/21 18:32:36 fetching corpus: 4099, signal 133886/192928 (executing program)
2021/04/21 18:32:37 fetching corpus: 4149, signal 134332/193743 (executing program)
2021/04/21 18:32:37 fetching corpus: 4199, signal 134857/194554 (executing program)
2021/04/21 18:32:37 fetching corpus: 4249, signal 137355/195660 (executing program)
2021/04/21 18:32:37 fetching corpus: 4299, signal 138091/196455 (executing program)
2021/04/21 18:32:37 fetching corpus: 4349, signal 138612/197200 (executing program)
2021/04/21 18:32:37 fetching corpus: 4399, signal 139281/197899 (executing program)
2021/04/21 18:32:37 fetching corpus: 4449, signal 139680/198667 (executing program)
2021/04/21 18:32:37 fetching corpus: 4499, signal 140629/199439 (executing program)
2021/04/21 18:32:37 fetching corpus: 4549, signal 141036/200173 (executing program)
2021/04/21 18:32:37 fetching corpus: 4599, signal 141444/200850 (executing program)
2021/04/21 18:32:37 fetching corpus: 4649, signal 141850/201528 (executing program)
2021/04/21 18:32:37 fetching corpus: 4699, signal 142319/202182 (executing program)
2021/04/21 18:32:37 fetching corpus: 4749, signal 142945/202846 (executing program)
2021/04/21 18:32:37 fetching corpus: 4799, signal 143489/203521 (executing program)
2021/04/21 18:32:37 fetching corpus: 4849, signal 144090/204183 (executing program)
2021/04/21 18:32:37 fetching corpus: 4898, signal 144453/204817 (executing program)
2021/04/21 18:32:37 fetching corpus: 4948, signal 144895/205469 (executing program)
2021/04/21 18:32:37 fetching corpus: 4998, signal 145282/206059 (executing program)
2021/04/21 18:32:37 fetching corpus: 5048, signal 145838/206716 (executing program)
2021/04/21 18:32:37 fetching corpus: 5098, signal 146326/207290 (executing program)
2021/04/21 18:32:37 fetching corpus: 5148, signal 146684/207740 (executing program)
2021/04/21 18:32:37 fetching corpus: 5198, signal 147355/207740 (executing program)
2021/04/21 18:32:37 fetching corpus: 5248, signal 147701/207740 (executing program)
2021/04/21 18:32:37 fetching corpus: 5298, signal 148100/207741 (executing program)
2021/04/21 18:32:37 fetching corpus: 5348, signal 148710/207741 (executing program)
2021/04/21 18:32:37 fetching corpus: 5398, signal 149080/207741 (executing program)
2021/04/21 18:32:37 fetching corpus: 5448, signal 149604/207741 (executing program)
2021/04/21 18:32:37 fetching corpus: 5498, signal 150059/207743 (executing program)
2021/04/21 18:32:37 fetching corpus: 5548, signal 150379/207743 (executing program)
2021/04/21 18:32:37 fetching corpus: 5598, signal 150851/207743 (executing program)
2021/04/21 18:32:38 fetching corpus: 5648, signal 151291/207745 (executing program)
2021/04/21 18:32:38 fetching corpus: 5698, signal 152046/207745 (executing program)
2021/04/21 18:32:38 fetching corpus: 5748, signal 152401/207753 (executing program)
2021/04/21 18:32:38 fetching corpus: 5798, signal 152732/207753 (executing program)
2021/04/21 18:32:38 fetching corpus: 5848, signal 153164/207753 (executing program)
2021/04/21 18:32:38 fetching corpus: 5898, signal 153658/207753 (executing program)
2021/04/21 18:32:38 fetching corpus: 5948, signal 154155/207753 (executing program)
2021/04/21 18:32:38 fetching corpus: 5998, signal 154524/207753 (executing program)
2021/04/21 18:32:38 fetching corpus: 6048, signal 154811/207753 (executing program)
2021/04/21 18:32:38 fetching corpus: 6098, signal 155190/207754 (executing program)
syzkaller login: [   23.557466][ T1740] ==================================================================
[   23.559600][ T1740] BUG: KCSAN: data-race in futex_wait_queue_me / prepare_signal
[   23.561164][ T1740] 
[   23.561610][ T1740] write to 0xffff888100c2402c of 4 bytes by task 1749 on cpu 0:
[   23.562678][ T1740]  futex_wait_queue_me+0x198/0x260
[   23.563645][ T1740]  futex_wait+0x143/0x430
[   23.566519][ T1740]  do_futex+0x9e8/0x1e10
[   23.567400][ T1740]  __se_sys_futex+0x2a8/0x390
[   23.568245][ T1740]  __x64_sys_futex+0x74/0x80
[   23.569102][ T1740]  do_syscall_64+0x34/0x50
[   23.569804][ T1740]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[   23.570720][ T1740] 
[   23.571117][ T1740] read to 0xffff888100c2402c of 4 bytes by task 1740 on cpu 1:
[   23.573007][ T1740]  prepare_signal+0x872/0xd80
[   23.573892][ T1740]  __send_signal+0x64/0x760
[   23.574939][ T1740]  send_signal+0x38e/0x3d0
[   23.575630][ T1740]  do_send_specific+0x13d/0x1c0
[   23.576334][ T1740]  __x64_sys_tgkill+0x108/0x140
[   23.577019][ T1740]  do_syscall_64+0x34/0x50
[   23.577982][ T1740]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[   23.583869][ T1740] 
[   23.587520][ T1740] Reported by Kernel Concurrency Sanitizer on:
[   23.593660][ T1740] CPU: 1 PID: 1740 Comm: syz-fuzzer Not tainted 5.12.0-rc8-syzkaller #0
2021/04/21 18:32:38 fetching corpus: 6148, signal 155874/207754 (executing program)
2021/04/21 18:32:38 fetching corpus: 6198, signal 156392/207754 (executing program)
[   23.602062][ T1740] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   23.612395][ T1740] ==================================================================
2021/04/21 18:32:38 fetching corpus: 6248, signal 156903/207754 (executing program)
2021/04/21 18:32:38 fetching corpus: 6298, signal 157230/207754 (executing program)
2021/04/21 18:32:38 fetching corpus: 6348, signal 157652/207754 (executing program)
2021/04/21 18:32:38 fetching corpus: 6398, signal 158171/207755 (executing program)
2021/04/21 18:32:38 fetching corpus: 6448, signal 158681/207755 (executing program)
2021/04/21 18:32:38 fetching corpus: 6498, signal 159086/207758 (executing program)
2021/04/21 18:32:38 fetching corpus: 6548, signal 160257/207758 (executing program)
2021/04/21 18:32:38 fetching corpus: 6598, signal 160920/207758 (executing program)
2021/04/21 18:32:38 fetching corpus: 6648, signal 161279/207758 (executing program)
2021/04/21 18:32:38 fetching corpus: 6698, signal 161710/207758 (executing program)
2021/04/21 18:32:38 fetching corpus: 6748, signal 162005/207760 (executing program)
2021/04/21 18:32:38 fetching corpus: 6798, signal 162352/207761 (executing program)
2021/04/21 18:32:38 fetching corpus: 6848, signal 162715/207769 (executing program)
2021/04/21 18:32:38 fetching corpus: 6898, signal 163141/207769 (executing program)
2021/04/21 18:32:38 fetching corpus: 6948, signal 163552/207769 (executing program)
2021/04/21 18:32:38 fetching corpus: 6998, signal 163928/207769 (executing program)
2021/04/21 18:32:38 fetching corpus: 7048, signal 164332/207769 (executing program)
2021/04/21 18:32:38 fetching corpus: 7098, signal 164672/207769 (executing program)
2021/04/21 18:32:38 fetching corpus: 7148, signal 164968/207769 (executing program)
2021/04/21 18:32:38 fetching corpus: 7198, signal 165616/207771 (executing program)
2021/04/21 18:32:38 fetching corpus: 7248, signal 165991/207771 (executing program)
2021/04/21 18:32:39 fetching corpus: 7298, signal 166340/207771 (executing program)
2021/04/21 18:32:39 fetching corpus: 7348, signal 166765/207771 (executing program)
2021/04/21 18:32:39 fetching corpus: 7398, signal 167098/207771 (executing program)
2021/04/21 18:32:39 fetching corpus: 7448, signal 167330/207771 (executing program)
2021/04/21 18:32:39 fetching corpus: 7498, signal 167842/207771 (executing program)
2021/04/21 18:32:39 fetching corpus: 7548, signal 168135/207771 (executing program)
2021/04/21 18:32:39 fetching corpus: 7598, signal 168787/207771 (executing program)
2021/04/21 18:32:39 fetching corpus: 7648, signal 169249/207771 (executing program)
2021/04/21 18:32:39 fetching corpus: 7698, signal 169742/207771 (executing program)
2021/04/21 18:32:39 fetching corpus: 7748, signal 170156/207771 (executing program)
2021/04/21 18:32:39 fetching corpus: 7798, signal 170372/207771 (executing program)
2021/04/21 18:32:39 fetching corpus: 7848, signal 170846/207771 (executing program)
2021/04/21 18:32:39 fetching corpus: 7898, signal 171208/207771 (executing program)
2021/04/21 18:32:39 fetching corpus: 7948, signal 171475/207771 (executing program)
2021/04/21 18:32:39 fetching corpus: 7998, signal 171774/207771 (executing program)
2021/04/21 18:32:39 fetching corpus: 8048, signal 172097/207771 (executing program)
2021/04/21 18:32:39 fetching corpus: 8098, signal 172473/207772 (executing program)
2021/04/21 18:32:39 fetching corpus: 8148, signal 172940/207773 (executing program)
2021/04/21 18:32:39 fetching corpus: 8198, signal 173200/207773 (executing program)
2021/04/21 18:32:39 fetching corpus: 8248, signal 173483/207773 (executing program)
2021/04/21 18:32:39 fetching corpus: 8298, signal 173922/207773 (executing program)
2021/04/21 18:32:39 fetching corpus: 8348, signal 174311/207776 (executing program)
2021/04/21 18:32:39 fetching corpus: 8398, signal 174543/207776 (executing program)
2021/04/21 18:32:39 fetching corpus: 8448, signal 174933/207776 (executing program)
2021/04/21 18:32:39 fetching corpus: 8498, signal 175250/207776 (executing program)
2021/04/21 18:32:39 fetching corpus: 8548, signal 175540/207785 (executing program)
2021/04/21 18:32:39 fetching corpus: 8598, signal 175855/207785 (executing program)
2021/04/21 18:32:39 fetching corpus: 8648, signal 176140/207785 (executing program)
2021/04/21 18:32:39 fetching corpus: 8698, signal 176433/207785 (executing program)
2021/04/21 18:32:39 fetching corpus: 8748, signal 176810/207785 (executing program)
2021/04/21 18:32:39 fetching corpus: 8798, signal 177119/207785 (executing program)
2021/04/21 18:32:39 fetching corpus: 8848, signal 177428/207785 (executing program)
2021/04/21 18:32:39 fetching corpus: 8898, signal 177707/207785 (executing program)
2021/04/21 18:32:39 fetching corpus: 8948, signal 178170/207785 (executing program)
2021/04/21 18:32:39 fetching corpus: 8998, signal 178425/207848 (executing program)
2021/04/21 18:32:39 fetching corpus: 9048, signal 178680/207848 (executing program)
2021/04/21 18:32:40 fetching corpus: 9098, signal 178961/207848 (executing program)
2021/04/21 18:32:40 fetching corpus: 9148, signal 179176/207848 (executing program)
2021/04/21 18:32:40 fetching corpus: 9198, signal 179510/207848 (executing program)
2021/04/21 18:32:40 fetching corpus: 9248, signal 179787/207848 (executing program)
2021/04/21 18:32:40 fetching corpus: 9298, signal 180072/207848 (executing program)
2021/04/21 18:32:40 fetching corpus: 9348, signal 180484/207849 (executing program)
2021/04/21 18:32:40 fetching corpus: 9398, signal 180860/207849 (executing program)
2021/04/21 18:32:40 fetching corpus: 9448, signal 181201/207849 (executing program)
2021/04/21 18:32:40 fetching corpus: 9498, signal 181537/207849 (executing program)
2021/04/21 18:32:40 fetching corpus: 9548, signal 181861/207849 (executing program)
2021/04/21 18:32:40 fetching corpus: 9598, signal 182156/207849 (executing program)
2021/04/21 18:32:40 fetching corpus: 9648, signal 182411/207849 (executing program)
2021/04/21 18:32:40 fetching corpus: 9698, signal 182707/207851 (executing program)
2021/04/21 18:32:40 fetching corpus: 9748, signal 183058/207852 (executing program)
2021/04/21 18:32:40 fetching corpus: 9798, signal 183316/207852 (executing program)
2021/04/21 18:32:40 fetching corpus: 9848, signal 183613/207852 (executing program)
2021/04/21 18:32:40 fetching corpus: 9898, signal 183898/207852 (executing program)
2021/04/21 18:32:40 fetching corpus: 9948, signal 184143/207852 (executing program)
2021/04/21 18:32:40 fetching corpus: 9998, signal 184389/207852 (executing program)
2021/04/21 18:32:40 fetching corpus: 10048, signal 184631/207852 (executing program)
2021/04/21 18:32:40 fetching corpus: 10098, signal 184931/207852 (executing program)
2021/04/21 18:32:40 fetching corpus: 10148, signal 185265/207852 (executing program)
2021/04/21 18:32:40 fetching corpus: 10198, signal 185679/207852 (executing program)
2021/04/21 18:32:40 fetching corpus: 10248, signal 186053/207852 (executing program)
2021/04/21 18:32:40 fetching corpus: 10298, signal 186308/207852 (executing program)
2021/04/21 18:32:40 fetching corpus: 10348, signal 186997/207852 (executing program)
2021/04/21 18:32:40 fetching corpus: 10398, signal 187244/207852 (executing program)
2021/04/21 18:32:40 fetching corpus: 10448, signal 187628/207852 (executing program)
2021/04/21 18:32:40 fetching corpus: 10498, signal 188121/207852 (executing program)
2021/04/21 18:32:40 fetching corpus: 10548, signal 188491/207852 (executing program)
2021/04/21 18:32:40 fetching corpus: 10598, signal 188822/207852 (executing program)
2021/04/21 18:32:40 fetching corpus: 10648, signal 189082/207852 (executing program)
2021/04/21 18:32:40 fetching corpus: 10698, signal 189362/207852 (executing program)
2021/04/21 18:32:40 fetching corpus: 10748, signal 189770/207852 (executing program)
2021/04/21 18:32:41 fetching corpus: 10798, signal 190273/207852 (executing program)
2021/04/21 18:32:41 fetching corpus: 10848, signal 190516/207852 (executing program)
2021/04/21 18:32:41 fetching corpus: 10898, signal 191024/207852 (executing program)
2021/04/21 18:32:41 fetching corpus: 10948, signal 191529/207852 (executing program)
2021/04/21 18:32:41 fetching corpus: 10998, signal 191760/207852 (executing program)
2021/04/21 18:32:41 fetching corpus: 11048, signal 192148/207852 (executing program)
2021/04/21 18:32:41 fetching corpus: 11098, signal 192324/207852 (executing program)
2021/04/21 18:32:41 fetching corpus: 11148, signal 192568/207852 (executing program)
2021/04/21 18:32:41 fetching corpus: 11198, signal 192875/207852 (executing program)
2021/04/21 18:32:41 fetching corpus: 11247, signal 193148/207857 (executing program)
2021/04/21 18:32:41 fetching corpus: 11297, signal 193439/207857 (executing program)
2021/04/21 18:32:41 fetching corpus: 11346, signal 193683/207857 (executing program)
2021/04/21 18:32:41 fetching corpus: 11395, signal 193990/207857 (executing program)
2021/04/21 18:32:41 fetching corpus: 11444, signal 194236/207857 (executing program)
2021/04/21 18:32:41 fetching corpus: 11494, signal 194498/207857 (executing program)
2021/04/21 18:32:41 fetching corpus: 11544, signal 194845/207857 (executing program)
2021/04/21 18:32:41 fetching corpus: 11594, signal 195108/207857 (executing program)
2021/04/21 18:32:41 fetching corpus: 11644, signal 195403/207857 (executing program)
2021/04/21 18:32:41 fetching corpus: 11694, signal 195734/207857 (executing program)
2021/04/21 18:32:41 fetching corpus: 11744, signal 195979/207857 (executing program)
2021/04/21 18:32:41 fetching corpus: 11794, signal 196124/207857 (executing program)
2021/04/21 18:32:41 fetching corpus: 11844, signal 196355/207857 (executing program)
2021/04/21 18:32:41 fetching corpus: 11894, signal 196589/207859 (executing program)
2021/04/21 18:32:41 fetching corpus: 11944, signal 196934/207859 (executing program)
2021/04/21 18:32:41 fetching corpus: 11994, signal 197182/207859 (executing program)
2021/04/21 18:32:41 fetching corpus: 12044, signal 197420/207859 (executing program)
2021/04/21 18:32:41 fetching corpus: 12094, signal 197683/207859 (executing program)
2021/04/21 18:32:41 fetching corpus: 12144, signal 197919/207859 (executing program)
2021/04/21 18:32:41 fetching corpus: 12194, signal 198228/207859 (executing program)
2021/04/21 18:32:41 fetching corpus: 12244, signal 198514/207859 (executing program)
2021/04/21 18:32:41 fetching corpus: 12294, signal 198680/207859 (executing program)
2021/04/21 18:32:41 fetching corpus: 12344, signal 198846/207859 (executing program)
2021/04/21 18:32:41 fetching corpus: 12394, signal 199336/207859 (executing program)
2021/04/21 18:32:41 fetching corpus: 12444, signal 199568/207859 (executing program)
2021/04/21 18:32:41 fetching corpus: 12494, signal 200017/207859 (executing program)
2021/04/21 18:32:41 fetching corpus: 12544, signal 200310/207859 (executing program)
2021/04/21 18:32:42 fetching corpus: 12594, signal 200524/207859 (executing program)
2021/04/21 18:32:42 fetching corpus: 12644, signal 200784/207859 (executing program)
2021/04/21 18:32:42 fetching corpus: 12694, signal 200959/207859 (executing program)
2021/04/21 18:32:42 fetching corpus: 12744, signal 201236/207859 (executing program)
2021/04/21 18:32:42 fetching corpus: 12794, signal 201436/207859 (executing program)
2021/04/21 18:32:42 fetching corpus: 12844, signal 201657/207859 (executing program)
2021/04/21 18:32:42 fetching corpus: 12894, signal 202005/207859 (executing program)
2021/04/21 18:32:42 fetching corpus: 12944, signal 202192/207859 (executing program)
2021/04/21 18:32:42 fetching corpus: 12994, signal 202382/207859 (executing program)
2021/04/21 18:32:42 fetching corpus: 13044, signal 202594/207859 (executing program)
2021/04/21 18:32:42 fetching corpus: 13094, signal 202742/207859 (executing program)
2021/04/21 18:32:42 fetching corpus: 13144, signal 202975/207859 (executing program)
2021/04/21 18:32:42 fetching corpus: 13194, signal 203243/207859 (executing program)
2021/04/21 18:32:42 fetching corpus: 13244, signal 203478/207859 (executing program)
2021/04/21 18:32:42 fetching corpus: 13294, signal 203710/207859 (executing program)
2021/04/21 18:32:42 fetching corpus: 13344, signal 203953/207859 (executing program)
2021/04/21 18:32:42 fetching corpus: 13394, signal 204177/207859 (executing program)
2021/04/21 18:32:42 fetching corpus: 13444, signal 204435/207859 (executing program)
2021/04/21 18:32:42 fetching corpus: 13494, signal 204708/207859 (executing program)
2021/04/21 18:32:42 fetching corpus: 13544, signal 204915/207859 (executing program)
2021/04/21 18:32:42 fetching corpus: 13594, signal 205138/207859 (executing program)
2021/04/21 18:32:42 fetching corpus: 13644, signal 205367/207859 (executing program)
2021/04/21 18:32:42 fetching corpus: 13694, signal 205569/207861 (executing program)
2021/04/21 18:32:42 fetching corpus: 13744, signal 205959/207861 (executing program)
2021/04/21 18:32:42 fetching corpus: 13793, signal 206207/207861 (executing program)
2021/04/21 18:32:42 fetching corpus: 13836, signal 206482/207861 (executing program)
2021/04/21 18:32:42 fetching corpus: 13836, signal 206482/207861 (executing program)
2021/04/21 18:32:44 starting 6 fuzzer processes
18:32:44 executing program 0:
r0 = socket$inet6_udplite(0xa, 0x2, 0x88)
ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(r0, 0x89f3, &(0x7f00000001c0)={'sit0\x00', &(0x7f0000000200)={'ip6_vti0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @empty={[0x45, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x29, 0x0, 0x0, 0x4]}, @empty}})

18:32:44 executing program 1:
io_setup(0x7, &(0x7f0000000000)=<r0=>0x0)
io_destroy(r0)
io_submit(r0, 0x0, 0x0)

18:32:44 executing program 5:
r0 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000140)='/dev/rtc0\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0)
preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
ioctl$RTC_ALM_READ(r0, 0x80247008, &(0x7f0000000040))

18:32:44 executing program 2:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
sendmmsg(r0, &(0x7f0000000740)=[{{0x0, 0x0, &(0x7f0000000240)=[{&(0x7f0000000040)="a0", 0x1}], 0x1, &(0x7f0000000280)=[{0x10}, {0x10}], 0x20}}], 0x1, 0x0)

18:32:44 executing program 3:
r0 = semget$private(0x0, 0x4000000009, 0x0)
r1 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0)
preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
semctl$SETALL(r0, 0x0, 0x12, &(0x7f0000000040))

18:32:44 executing program 4:
pipe(0x0)
write$binfmt_misc(0xffffffffffffffff, 0x0, 0x4240a2c6)
shmget$private(0x2, 0xffffffffff000, 0x200, &(0x7f0000ffa000/0x3000)=nil)

[   29.731875][   T25] audit: type=1400 audit(1619029964.416:8): avc:  denied  { execmem } for  pid=1758 comm="syz-executor.1" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1
[   29.796303][ T1762] cgroup: Unknown subsys name 'perf_event'
[   29.835284][ T1762] cgroup: Unknown subsys name 'net_cls'
[   29.906333][ T1765] cgroup: Unknown subsys name 'perf_event'
[   29.912563][ T1765] cgroup: Unknown subsys name 'net_cls'
[   29.939911][ T1766] cgroup: Unknown subsys name 'perf_event'
[   29.945091][ T1767] cgroup: Unknown subsys name 'perf_event'
[   29.950865][ T1769] cgroup: Unknown subsys name 'perf_event'
[   29.952645][ T1767] cgroup: Unknown subsys name 'net_cls'
[   29.959641][ T1766] cgroup: Unknown subsys name 'net_cls'
[   29.973954][ T1772] cgroup: Unknown subsys name 'perf_event'
[   29.980402][ T1769] cgroup: Unknown subsys name 'net_cls'
[   29.983759][ T1772] cgroup: Unknown subsys name 'net_cls'