Warning: Permanently added '10.128.0.92' (ECDSA) to the list of known hosts. 2021/05/02 12:42:02 fuzzer started 2021/05/02 12:42:03 dialing manager at 10.128.0.169:44661 2021/05/02 12:42:03 syscalls: 3571 2021/05/02 12:42:03 code coverage: enabled 2021/05/02 12:42:03 comparison tracing: enabled 2021/05/02 12:42:03 extra coverage: enabled 2021/05/02 12:42:03 setuid sandbox: enabled 2021/05/02 12:42:03 namespace sandbox: enabled 2021/05/02 12:42:03 Android sandbox: /sys/fs/selinux/policy does not exist 2021/05/02 12:42:03 fault injection: enabled 2021/05/02 12:42:03 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2021/05/02 12:42:03 net packet injection: enabled 2021/05/02 12:42:03 net device setup: enabled 2021/05/02 12:42:03 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2021/05/02 12:42:03 devlink PCI setup: PCI device 0000:00:10.0 is not available 2021/05/02 12:42:03 USB emulation: enabled 2021/05/02 12:42:03 hci packet injection: enabled 2021/05/02 12:42:03 wifi device emulation: enabled 2021/05/02 12:42:03 802.15.4 emulation: enabled 2021/05/02 12:42:03 fetching corpus: 0, signal 0/2000 (executing program) 2021/05/02 12:42:03 fetching corpus: 50, signal 45367/49118 (executing program) syzkaller login: [ 71.366428][ T3257] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.373006][ T3257] ieee802154 phy1 wpan1: encryption failed: -22 2021/05/02 12:42:03 fetching corpus: 100, signal 85308/90616 (executing program) 2021/05/02 12:42:03 fetching corpus: 150, signal 110565/117394 (executing program) 2021/05/02 12:42:04 fetching corpus: 200, signal 132595/140881 (executing program) 2021/05/02 12:42:04 fetching corpus: 250, signal 153716/163335 (executing program) 2021/05/02 12:42:04 fetching corpus: 300, signal 173881/184772 (executing program) 2021/05/02 12:42:04 fetching corpus: 350, signal 188225/200436 (executing program) 2021/05/02 12:42:04 fetching corpus: 400, signal 197736/211212 (executing program) 2021/05/02 12:42:04 fetching corpus: 450, signal 206355/221088 (executing program) 2021/05/02 12:42:04 fetching corpus: 500, signal 221385/237138 (executing program) 2021/05/02 12:42:05 fetching corpus: 550, signal 231492/248364 (executing program) [ 72.868942][ T8427] ================================================================== [ 72.877214][ T8427] BUG: KASAN: wild-memory-access in copyout.part.0+0xd7/0x110 [ 72.884681][ T8427] Read of size 2160 at addr 108548c02eed8010 by task syz-fuzzer/8427 [ 72.892728][ T8427] [ 72.895038][ T8427] CPU: 0 PID: 8427 Comm: syz-fuzzer Not tainted 5.12.0-rc8-next-20210423-syzkaller #0 [ 72.904561][ T8427] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.914598][ T8427] Call Trace: [ 72.917879][ T8427] dump_stack+0x141/0x1d7 [ 72.922212][ T8427] ? copyout.part.0+0xd7/0x110 [ 72.926969][ T8427] kasan_report.cold+0x5f/0xd8 [ 72.931721][ T8427] ? copyout.part.0+0xd7/0x110 [ 72.936482][ T8427] kasan_check_range+0x13d/0x180 [ 72.941406][ T8427] copyout.part.0+0xd7/0x110 [ 72.945988][ T8427] _copy_to_iter+0x2b4/0x1850 [ 72.950656][ T8427] ? lock_chain_count+0x20/0x20 [ 72.955497][ T8427] ? _copy_from_iter_nocache+0x1440/0x1440 [ 72.961300][ T8427] ? tcp_mstamp_refresh+0x12/0xa0 [ 72.966399][ T8427] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 72.972627][ T8427] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 72.978333][ T8427] ? __virt_addr_valid+0x5d/0x2d0 [ 72.983347][ T8427] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 72.989571][ T8427] ? __phys_addr_symbol+0x2c/0x70 [ 72.994577][ T8427] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 73.000284][ T8427] ? __check_object_size+0x18a/0x3f0 [ 73.005555][ T8427] simple_copy_to_iter+0x4c/0x70 [ 73.010475][ T8427] __skb_datagram_iter+0x4a7/0x770 [ 73.015579][ T8427] ? zerocopy_sg_from_iter+0x110/0x110 [ 73.021027][ T8427] skb_copy_datagram_iter+0x40/0x50 [ 73.026210][ T8427] tcp_recvmsg_locked+0x1048/0x22f0 [ 73.031415][ T8427] ? tcp_splice_read+0x8b0/0x8b0 [ 73.036360][ T8427] ? mark_held_locks+0x9f/0xe0 [ 73.041132][ T8427] ? __local_bh_enable_ip+0xa0/0x120 [ 73.046421][ T8427] tcp_recvmsg+0x134/0x550 [ 73.050880][ T8427] ? tcp_recvmsg_locked+0x22f0/0x22f0 [ 73.056245][ T8427] ? aa_sk_perm+0x311/0xab0 [ 73.060739][ T8427] inet_recvmsg+0x11b/0x5e0 [ 73.065235][ T8427] ? inet_sendpage+0x140/0x140 [ 73.069989][ T8427] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 73.076251][ T8427] ? security_socket_recvmsg+0x8f/0xc0 [ 73.081729][ T8427] sock_read_iter+0x33c/0x470 [ 73.086406][ T8427] ? ____sys_recvmsg+0x600/0x600 [ 73.091345][ T8427] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 73.097597][ T8427] ? fsnotify+0xa58/0x1060 [ 73.102015][ T8427] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 73.108263][ T8427] new_sync_read+0x5b7/0x6e0 [ 73.112841][ T8427] ? ksys_lseek+0x1b0/0x1b0 [ 73.117329][ T8427] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 73.123313][ T8427] vfs_read+0x35c/0x570 [ 73.127456][ T8427] ksys_read+0x1ee/0x250 [ 73.131695][ T8427] ? vfs_write+0xa40/0xa40 [ 73.136095][ T8427] ? syscall_enter_from_user_mode+0x27/0x70 [ 73.141978][ T8427] do_syscall_64+0x3a/0xb0 [ 73.146380][ T8427] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 73.152271][ T8427] RIP: 0033:0x4af19b [ 73.156150][ T8427] Code: fb ff eb bd e8 a6 b6 fb ff e9 61 ff ff ff cc e8 9b 82 fb ff 48 8b 7c 24 10 48 8b 74 24 18 48 8b 54 24 20 48 8b 44 24 08 0f 05 <48> 3d 01 f0 ff ff 76 20 48 c7 44 24 28 ff ff ff ff 48 c7 44 24 30 [ 73.175739][ T8427] RSP: 002b:000000c000203828 EFLAGS: 00000212 ORIG_RAX: 0000000000000000 [ 73.184134][ T8427] RAX: ffffffffffffffda RBX: 000000c00001c000 RCX: 00000000004af19b [ 73.192086][ T8427] RDX: 0000000000001000 RSI: 000000c0001a8000 RDI: 0000000000000006 [ 73.200049][ T8427] RBP: 000000c000203878 R08: 0000000000000001 R09: 0000000000000002 [ 73.208001][ T8427] R10: 0000000000006a53 R11: 0000000000000212 R12: 0000000000006a4f [ 73.215952][ T8427] R13: 0000000000000200 R14: 0000000000000004 R15: 0000000000000002 [ 73.223918][ T8427] ================================================================== [ 73.231968][ T8427] Disabling lock debugging due to kernel taint [ 73.240218][ T8427] Kernel panic - not syncing: panic_on_warn set ... [ 73.246821][ T8427] CPU: 1 PID: 8427 Comm: syz-fuzzer Tainted: G B 5.12.0-rc8-next-20210423-syzkaller #0 [ 73.257741][ T8427] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.267779][ T8427] Call Trace: [ 73.271046][ T8427] dump_stack+0x141/0x1d7 [ 73.275373][ T8427] panic+0x306/0x73d [ 73.279261][ T8427] ? __warn_printk+0xf3/0xf3 [ 73.283841][ T8427] ? preempt_schedule_common+0x59/0xc0 [ 73.289289][ T8427] ? copyout.part.0+0xd7/0x110 [ 73.294042][ T8427] ? preempt_schedule_thunk+0x16/0x18 [ 73.299402][ T8427] ? trace_hardirqs_on+0x38/0x1c0 [ 73.304411][ T8427] ? trace_hardirqs_on+0x51/0x1c0 [ 73.309420][ T8427] ? copyout.part.0+0xd7/0x110 [ 73.314170][ T8427] ? copyout.part.0+0xd7/0x110 [ 73.318924][ T8427] end_report.cold+0x5a/0x5a [ 73.323515][ T8427] kasan_report.cold+0x6a/0xd8 [ 73.328270][ T8427] ? copyout.part.0+0xd7/0x110 [ 73.333020][ T8427] kasan_check_range+0x13d/0x180 [ 73.337950][ T8427] copyout.part.0+0xd7/0x110 [ 73.342527][ T8427] _copy_to_iter+0x2b4/0x1850 [ 73.347194][ T8427] ? lock_chain_count+0x20/0x20 [ 73.352051][ T8427] ? _copy_from_iter_nocache+0x1440/0x1440 [ 73.357843][ T8427] ? tcp_mstamp_refresh+0x12/0xa0 [ 73.362857][ T8427] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 73.369093][ T8427] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 73.374803][ T8427] ? __virt_addr_valid+0x5d/0x2d0 [ 73.379813][ T8427] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 73.386045][ T8427] ? __phys_addr_symbol+0x2c/0x70 [ 73.391054][ T8427] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 73.396762][ T8427] ? __check_object_size+0x18a/0x3f0 [ 73.402037][ T8427] simple_copy_to_iter+0x4c/0x70 [ 73.406963][ T8427] __skb_datagram_iter+0x4a7/0x770 [ 73.412061][ T8427] ? zerocopy_sg_from_iter+0x110/0x110 [ 73.417520][ T8427] skb_copy_datagram_iter+0x40/0x50 [ 73.422703][ T8427] tcp_recvmsg_locked+0x1048/0x22f0 [ 73.427900][ T8427] ? tcp_splice_read+0x8b0/0x8b0 [ 73.432827][ T8427] ? mark_held_locks+0x9f/0xe0 [ 73.437584][ T8427] ? __local_bh_enable_ip+0xa0/0x120 [ 73.442860][ T8427] tcp_recvmsg+0x134/0x550 [ 73.447269][ T8427] ? tcp_recvmsg_locked+0x22f0/0x22f0 [ 73.452632][ T8427] ? aa_sk_perm+0x311/0xab0 [ 73.457122][ T8427] inet_recvmsg+0x11b/0x5e0 [ 73.461617][ T8427] ? inet_sendpage+0x140/0x140 [ 73.466370][ T8427] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 73.472602][ T8427] ? security_socket_recvmsg+0x8f/0xc0 [ 73.478053][ T8427] sock_read_iter+0x33c/0x470 [ 73.482720][ T8427] ? ____sys_recvmsg+0x600/0x600 [ 73.487649][ T8427] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 73.493880][ T8427] ? fsnotify+0xa58/0x1060 [ 73.498288][ T8427] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 73.504521][ T8427] new_sync_read+0x5b7/0x6e0 [ 73.509096][ T8427] ? ksys_lseek+0x1b0/0x1b0 [ 73.513584][ T8427] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 73.519575][ T8427] vfs_read+0x35c/0x570 [ 73.523721][ T8427] ksys_read+0x1ee/0x250 [ 73.528036][ T8427] ? vfs_write+0xa40/0xa40 [ 73.532438][ T8427] ? syscall_enter_from_user_mode+0x27/0x70 [ 73.538319][ T8427] do_syscall_64+0x3a/0xb0 [ 73.542727][ T8427] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 73.548610][ T8427] RIP: 0033:0x4af19b [ 73.552489][ T8427] Code: fb ff eb bd e8 a6 b6 fb ff e9 61 ff ff ff cc e8 9b 82 fb ff 48 8b 7c 24 10 48 8b 74 24 18 48 8b 54 24 20 48 8b 44 24 08 0f 05 <48> 3d 01 f0 ff ff 76 20 48 c7 44 24 28 ff ff ff ff 48 c7 44 24 30 [ 73.572096][ T8427] RSP: 002b:000000c000203828 EFLAGS: 00000212 ORIG_RAX: 0000000000000000 [ 73.580497][ T8427] RAX: ffffffffffffffda RBX: 000000c00001c000 RCX: 00000000004af19b [ 73.588453][ T8427] RDX: 0000000000001000 RSI: 000000c0001a8000 RDI: 0000000000000006 [ 73.596409][ T8427] RBP: 000000c000203878 R08: 0000000000000001 R09: 0000000000000002 [ 73.604362][ T8427] R10: 0000000000006a53 R11: 0000000000000212 R12: 0000000000006a4f [ 73.612317][ T8427] R13: 0000000000000200 R14: 0000000000000004 R15: 0000000000000002 [ 73.620941][ T8427] Kernel Offset: disabled [ 73.625254][ T8427] Rebooting in 86400 seconds..