Warning: Permanently added '10.128.0.204' (ECDSA) to the list of known hosts. 2021/05/03 21:30:25 fuzzer started 2021/05/03 21:30:26 dialing manager at 10.128.0.169:34381 2021/05/03 21:30:26 syscalls: 3586 2021/05/03 21:30:26 code coverage: enabled 2021/05/03 21:30:26 comparison tracing: enabled 2021/05/03 21:30:26 extra coverage: enabled 2021/05/03 21:30:26 setuid sandbox: enabled 2021/05/03 21:30:26 namespace sandbox: enabled 2021/05/03 21:30:26 Android sandbox: /sys/fs/selinux/policy does not exist 2021/05/03 21:30:26 fault injection: enabled 2021/05/03 21:30:26 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2021/05/03 21:30:26 net packet injection: enabled 2021/05/03 21:30:26 net device setup: enabled 2021/05/03 21:30:26 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2021/05/03 21:30:26 devlink PCI setup: PCI device 0000:00:10.0 is not available 2021/05/03 21:30:26 USB emulation: enabled 2021/05/03 21:30:26 hci packet injection: enabled 2021/05/03 21:30:26 wifi device emulation: enabled 2021/05/03 21:30:26 802.15.4 emulation: enabled 2021/05/03 21:30:26 fetching corpus: 0, signal 0/2000 (executing program) syzkaller login: [ 71.058084][ T8425] ================================================================== [ 71.067240][ T8425] BUG: KASAN: wild-memory-access in copyout.part.0+0xd7/0x110 [ 71.075700][ T8425] Read of size 3056 at addr 108548c02d078010 by task syz-fuzzer/8425 [ 71.083789][ T8425] [ 71.086123][ T8425] CPU: 1 PID: 8425 Comm: syz-fuzzer Not tainted 5.12.0-rc8-next-20210423-syzkaller #0 [ 71.095682][ T8425] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.105757][ T8425] Call Trace: [ 71.109051][ T8425] dump_stack+0x141/0x1d7 [ 71.113422][ T8425] ? copyout.part.0+0xd7/0x110 [ 71.118219][ T8425] kasan_report.cold+0x5f/0xd8 [ 71.123015][ T8425] ? copyout.part.0+0xd7/0x110 [ 71.127806][ T8425] kasan_check_range+0x13d/0x180 [ 71.132769][ T8425] copyout.part.0+0xd7/0x110 [ 71.137382][ T8425] _copy_to_iter+0x2b4/0x1850 [ 71.142058][ T8425] ? lock_chain_count+0x20/0x20 [ 71.147026][ T8425] ? ip_local_deliver_finish+0x240/0x370 [ 71.152649][ T8425] ? _copy_from_iter_nocache+0x1440/0x1440 [ 71.158442][ T8425] ? ip_local_deliver+0x195/0x200 [ 71.163459][ T8425] ? ip_sublist_rcv_finish+0x9a/0x2c0 [ 71.168823][ T8425] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 71.175052][ T8425] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 71.180803][ T8425] ? __virt_addr_valid+0x5d/0x2d0 [ 71.185815][ T8425] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 71.192044][ T8425] ? __phys_addr_symbol+0x2c/0x70 [ 71.197095][ T8425] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 71.202801][ T8425] ? __check_object_size+0x18a/0x3f0 [ 71.208076][ T8425] simple_copy_to_iter+0x4c/0x70 [ 71.213003][ T8425] __skb_datagram_iter+0x4a7/0x770 [ 71.218101][ T8425] ? zerocopy_sg_from_iter+0x110/0x110 [ 71.223548][ T8425] skb_copy_datagram_iter+0x40/0x50 [ 71.228734][ T8425] tcp_recvmsg_locked+0x1048/0x22f0 [ 71.233932][ T8425] ? tcp_splice_read+0x8b0/0x8b0 [ 71.239640][ T8425] ? mark_held_locks+0x9f/0xe0 [ 71.244973][ T8425] ? __local_bh_enable_ip+0xa0/0x120 [ 71.251131][ T8425] tcp_recvmsg+0x134/0x550 [ 71.256677][ T8425] ? tcp_recvmsg_locked+0x22f0/0x22f0 [ 71.262170][ T8425] ? aa_sk_perm+0x311/0xab0 [ 71.266761][ T8425] inet_recvmsg+0x11b/0x5e0 [ 71.271886][ T8425] ? inet_sendpage+0x140/0x140 [ 71.277353][ T8425] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 71.283758][ T8425] ? security_socket_recvmsg+0x8f/0xc0 [ 71.289480][ T8425] sock_read_iter+0x33c/0x470 [ 71.294269][ T8425] ? ____sys_recvmsg+0x600/0x600 [ 71.299203][ T8425] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 71.305612][ T8425] ? fsnotify+0xa58/0x1060 [ 71.311937][ T8425] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 71.318184][ T8425] new_sync_read+0x5b7/0x6e0 [ 71.322772][ T8425] ? ksys_lseek+0x1b0/0x1b0 [ 71.327285][ T8425] vfs_read+0x35c/0x570 [ 71.331562][ T8425] ksys_read+0x1ee/0x250 [ 71.335841][ T8425] ? vfs_write+0xa40/0xa40 [ 71.340249][ T8425] ? syscall_enter_from_user_mode+0x27/0x70 [ 71.346133][ T8425] do_syscall_64+0x3a/0xb0 [ 71.350542][ T8425] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 71.356422][ T8425] RIP: 0033:0x4af19b [ 71.360320][ T8425] 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 [ 71.379921][ T8425] RSP: 002b:000000c0001a3850 EFLAGS: 00000206 ORIG_RAX: 0000000000000000 [ 71.388319][ T8425] RAX: ffffffffffffffda RBX: 000000c00001c000 RCX: 00000000004af19b [ 71.396275][ T8425] RDX: 0000000000001000 RSI: 000000c000252000 RDI: 0000000000000006 [ 71.404678][ T8425] RBP: 000000c0001a38a0 R08: 0000000000000001 R09: 0000000000000002 [ 71.412819][ T8425] R10: 0000000000002dad R11: 0000000000000206 R12: ffffffffffffffff [ 71.420774][ T8425] R13: 0000000000002000 R14: 0000000000000002 R15: 0000000000000002 [ 71.428753][ T8425] ================================================================== [ 71.436881][ T8425] Disabling lock debugging due to kernel taint [ 71.443980][ T3257] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.450297][ T3257] ieee802154 phy1 wpan1: encryption failed: -22 [ 71.453352][ T8425] Kernel panic - not syncing: panic_on_warn set ... [ 71.463134][ T8425] CPU: 1 PID: 8425 Comm: syz-fuzzer Tainted: G B 5.12.0-rc8-next-20210423-syzkaller #0 [ 71.474057][ T8425] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.484099][ T8425] Call Trace: [ 71.487371][ T8425] dump_stack+0x141/0x1d7 [ 71.491704][ T8425] panic+0x306/0x73d [ 71.495678][ T8425] ? __warn_printk+0xf3/0xf3 [ 71.500352][ T8425] ? preempt_schedule_common+0x59/0xc0 [ 71.505808][ T8425] ? copyout.part.0+0xd7/0x110 [ 71.510560][ T8425] ? preempt_schedule_thunk+0x16/0x18 [ 71.515935][ T8425] ? trace_hardirqs_on+0x38/0x1c0 [ 71.520953][ T8425] ? trace_hardirqs_on+0x51/0x1c0 [ 71.525962][ T8425] ? copyout.part.0+0xd7/0x110 [ 71.530715][ T8425] ? copyout.part.0+0xd7/0x110 [ 71.535467][ T8425] end_report.cold+0x5a/0x5a [ 71.540049][ T8425] kasan_report.cold+0x6a/0xd8 [ 71.544801][ T8425] ? copyout.part.0+0xd7/0x110 [ 71.549553][ T8425] kasan_check_range+0x13d/0x180 [ 71.554477][ T8425] copyout.part.0+0xd7/0x110 [ 71.559063][ T8425] _copy_to_iter+0x2b4/0x1850 [ 71.563742][ T8425] ? lock_chain_count+0x20/0x20 [ 71.568586][ T8425] ? ip_local_deliver_finish+0x240/0x370 [ 71.574311][ T8425] ? _copy_from_iter_nocache+0x1440/0x1440 [ 71.580108][ T8425] ? ip_local_deliver+0x195/0x200 [ 71.585123][ T8425] ? ip_sublist_rcv_finish+0x9a/0x2c0 [ 71.590491][ T8425] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 71.596723][ T8425] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 71.602438][ T8425] ? __virt_addr_valid+0x5d/0x2d0 [ 71.609448][ T8425] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 71.615682][ T8425] ? __phys_addr_symbol+0x2c/0x70 [ 71.620698][ T8425] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 71.626411][ T8425] ? __check_object_size+0x18a/0x3f0 [ 71.631709][ T8425] simple_copy_to_iter+0x4c/0x70 [ 71.636652][ T8425] __skb_datagram_iter+0x4a7/0x770 [ 71.641770][ T8425] ? zerocopy_sg_from_iter+0x110/0x110 [ 71.647229][ T8425] skb_copy_datagram_iter+0x40/0x50 [ 71.652419][ T8425] tcp_recvmsg_locked+0x1048/0x22f0 [ 71.657631][ T8425] ? tcp_splice_read+0x8b0/0x8b0 [ 71.662584][ T8425] ? mark_held_locks+0x9f/0xe0 [ 71.667344][ T8425] ? __local_bh_enable_ip+0xa0/0x120 [ 71.673581][ T8425] tcp_recvmsg+0x134/0x550 [ 71.677994][ T8425] ? tcp_recvmsg_locked+0x22f0/0x22f0 [ 71.683372][ T8425] ? aa_sk_perm+0x311/0xab0 [ 71.687964][ T8425] inet_recvmsg+0x11b/0x5e0 [ 71.692476][ T8425] ? inet_sendpage+0x140/0x140 [ 71.697319][ T8425] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 71.703554][ T8425] ? security_socket_recvmsg+0x8f/0xc0 [ 71.709008][ T8425] sock_read_iter+0x33c/0x470 [ 71.713723][ T8425] ? ____sys_recvmsg+0x600/0x600 [ 71.718675][ T8425] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 71.724923][ T8425] ? fsnotify+0xa58/0x1060 [ 71.729334][ T8425] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 71.735580][ T8425] new_sync_read+0x5b7/0x6e0 [ 71.740189][ T8425] ? ksys_lseek+0x1b0/0x1b0 [ 71.744689][ T8425] vfs_read+0x35c/0x570 [ 71.748836][ T8425] ksys_read+0x1ee/0x250 [ 71.753080][ T8425] ? vfs_write+0xa40/0xa40 [ 71.757486][ T8425] ? syscall_enter_from_user_mode+0x27/0x70 [ 71.763372][ T8425] do_syscall_64+0x3a/0xb0 [ 71.767781][ T8425] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 71.773666][ T8425] RIP: 0033:0x4af19b [ 71.777546][ T8425] 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 [ 71.797140][ T8425] RSP: 002b:000000c0001a3850 EFLAGS: 00000206 ORIG_RAX: 0000000000000000 [ 71.805543][ T8425] RAX: ffffffffffffffda RBX: 000000c00001c000 RCX: 00000000004af19b [ 71.813511][ T8425] RDX: 0000000000001000 RSI: 000000c000252000 RDI: 0000000000000006 [ 71.821468][ T8425] RBP: 000000c0001a38a0 R08: 0000000000000001 R09: 0000000000000002 [ 71.829440][ T8425] R10: 0000000000002dad R11: 0000000000000206 R12: ffffffffffffffff [ 71.837398][ T8425] R13: 0000000000002000 R14: 0000000000000002 R15: 0000000000000002 [ 71.845993][ T8425] Kernel Offset: disabled [ 71.850310][ T8425] Rebooting in 86400 seconds..