Warning: Permanently added '10.128.0.204' (ECDSA) to the list of known hosts. 2021/05/02 18:28:37 fuzzer started 2021/05/02 18:28:37 dialing manager at 10.128.0.169:44661 2021/05/02 18:28:38 syscalls: 3571 2021/05/02 18:28:38 code coverage: enabled 2021/05/02 18:28:38 comparison tracing: enabled 2021/05/02 18:28:38 extra coverage: enabled 2021/05/02 18:28:38 setuid sandbox: enabled 2021/05/02 18:28:38 namespace sandbox: enabled 2021/05/02 18:28:38 Android sandbox: /sys/fs/selinux/policy does not exist 2021/05/02 18:28:38 fault injection: enabled 2021/05/02 18:28:38 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2021/05/02 18:28:38 net packet injection: enabled 2021/05/02 18:28:38 net device setup: enabled 2021/05/02 18:28:38 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2021/05/02 18:28:38 devlink PCI setup: PCI device 0000:00:10.0 is not available 2021/05/02 18:28:38 USB emulation: enabled 2021/05/02 18:28:38 hci packet injection: enabled 2021/05/02 18:28:38 wifi device emulation: enabled 2021/05/02 18:28:38 802.15.4 emulation: enabled 2021/05/02 18:28:38 fetching corpus: 0, signal 0/2000 (executing program) 2021/05/02 18:28:38 fetching corpus: 50, signal 56706/60401 (executing program) 2021/05/02 18:28:38 fetching corpus: 100, signal 90500/95771 (executing program) 2021/05/02 18:28:38 fetching corpus: 150, signal 112076/118902 (executing program) 2021/05/02 18:28:38 fetching corpus: 200, signal 140970/149126 (executing program) 2021/05/02 18:28:38 fetching corpus: 250, signal 157312/166862 (executing program) 2021/05/02 18:28:39 fetching corpus: 300, signal 167399/178349 (executing program) 2021/05/02 18:28:39 fetching corpus: 350, signal 179356/191635 (executing program) syzkaller login: [ 71.128791][ T3258] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.135251][ T3258] ieee802154 phy1 wpan1: encryption failed: -22 2021/05/02 18:28:39 fetching corpus: 400, signal 192274/205762 (executing program) 2021/05/02 18:28:39 fetching corpus: 450, signal 201703/216448 (executing program) 2021/05/02 18:28:39 fetching corpus: 500, signal 212520/228455 (executing program) 2021/05/02 18:28:39 fetching corpus: 550, signal 219117/236310 (executing program) 2021/05/02 18:28:40 fetching corpus: 600, signal 233941/252053 (executing program) 2021/05/02 18:28:40 fetching corpus: 650, signal 242619/261785 (executing program) [ 72.266222][ T8442] ================================================================== [ 72.274476][ T8442] BUG: KASAN: wild-memory-access in copyout.part.0+0xd7/0x110 [ 72.281947][ T8442] Read of size 1104 at addr 108548c028110010 by task syz-fuzzer/8442 [ 72.289996][ T8442] [ 72.292305][ T8442] CPU: 1 PID: 8442 Comm: syz-fuzzer Not tainted 5.12.0-rc8-next-20210423-syzkaller #0 [ 72.302015][ T8442] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.312518][ T8442] Call Trace: [ 72.315791][ T8442] dump_stack+0x141/0x1d7 [ 72.320140][ T8442] ? copyout.part.0+0xd7/0x110 [ 72.324897][ T8442] kasan_report.cold+0x5f/0xd8 [ 72.329683][ T8442] ? copyout.part.0+0xd7/0x110 [ 72.334451][ T8442] kasan_check_range+0x13d/0x180 [ 72.339382][ T8442] copyout.part.0+0xd7/0x110 [ 72.343968][ T8442] _copy_to_iter+0x2b4/0x1850 [ 72.348641][ T8442] ? lock_chain_count+0x20/0x20 [ 72.353502][ T8442] ? _copy_from_iter_nocache+0x1440/0x1440 [ 72.359300][ T8442] ? tcp_mstamp_refresh+0x12/0xa0 [ 72.364323][ T8442] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 72.370562][ T8442] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 72.376276][ T8442] ? __virt_addr_valid+0x5d/0x2d0 [ 72.381812][ T8442] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 72.388069][ T8442] ? __phys_addr_symbol+0x2c/0x70 [ 72.393084][ T8442] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 72.399750][ T8442] ? __check_object_size+0x18a/0x3f0 [ 72.405033][ T8442] simple_copy_to_iter+0x4c/0x70 [ 72.409962][ T8442] __skb_datagram_iter+0x4a7/0x770 [ 72.415064][ T8442] ? zerocopy_sg_from_iter+0x110/0x110 [ 72.420517][ T8442] skb_copy_datagram_iter+0x40/0x50 [ 72.425709][ T8442] tcp_recvmsg_locked+0x1048/0x22f0 [ 72.430917][ T8442] ? tcp_splice_read+0x8b0/0x8b0 [ 72.435852][ T8442] ? mark_held_locks+0x9f/0xe0 [ 72.440618][ T8442] ? __local_bh_enable_ip+0xa0/0x120 [ 72.445899][ T8442] tcp_recvmsg+0x134/0x550 [ 72.450309][ T8442] ? tcp_recvmsg_locked+0x22f0/0x22f0 [ 72.455681][ T8442] ? aa_sk_perm+0x311/0xab0 [ 72.460180][ T8442] inet_recvmsg+0x11b/0x5e0 [ 72.464689][ T8442] ? inet_sendpage+0x140/0x140 [ 72.469449][ T8442] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 72.475771][ T8442] ? security_socket_recvmsg+0x8f/0xc0 [ 72.481227][ T8442] sock_read_iter+0x33c/0x470 [ 72.485903][ T8442] ? ____sys_recvmsg+0x600/0x600 [ 72.490842][ T8442] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 72.497084][ T8442] ? fsnotify+0xa58/0x1060 [ 72.501495][ T8442] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 72.507736][ T8442] new_sync_read+0x5b7/0x6e0 [ 72.512319][ T8442] ? ksys_lseek+0x1b0/0x1b0 [ 72.516812][ T8442] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 72.522808][ T8442] vfs_read+0x35c/0x570 [ 72.526961][ T8442] ksys_read+0x1ee/0x250 [ 72.531206][ T8442] ? vfs_write+0xa40/0xa40 [ 72.535616][ T8442] ? syscall_enter_from_user_mode+0x27/0x70 [ 72.541508][ T8442] do_syscall_64+0x3a/0xb0 [ 72.545919][ T8442] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 72.551808][ T8442] RIP: 0033:0x4af19b [ 72.555695][ T8442] 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 [ 72.575291][ T8442] RSP: 002b:000000c000379828 EFLAGS: 00000212 ORIG_RAX: 0000000000000000 [ 72.583695][ T8442] RAX: ffffffffffffffda RBX: 000000c00001e800 RCX: 00000000004af19b [ 72.591655][ T8442] RDX: 0000000000001000 RSI: 000000c000174000 RDI: 0000000000000006 [ 72.599616][ T8442] RBP: 000000c000379878 R08: 0000000000000001 R09: 0000000000000002 [ 72.607577][ T8442] R10: 000000000000703e R11: 0000000000000212 R12: 000000000000703a [ 72.615536][ T8442] R13: 0000000000000400 R14: 0000000000000004 R15: 0000000000000004 [ 72.623509][ T8442] ================================================================== [ 72.631550][ T8442] Disabling lock debugging due to kernel taint [ 72.639647][ T8442] Kernel panic - not syncing: panic_on_warn set ... [ 72.646241][ T8442] CPU: 0 PID: 8442 Comm: syz-fuzzer Tainted: G B 5.12.0-rc8-next-20210423-syzkaller #0 [ 72.657183][ T8442] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.667260][ T8442] Call Trace: [ 72.670708][ T8442] dump_stack+0x141/0x1d7 [ 72.675036][ T8442] panic+0x306/0x73d [ 72.678929][ T8442] ? __warn_printk+0xf3/0xf3 [ 72.683508][ T8442] ? preempt_schedule_common+0x59/0xc0 [ 72.688962][ T8442] ? copyout.part.0+0xd7/0x110 [ 72.693829][ T8442] ? preempt_schedule_thunk+0x16/0x18 [ 72.699190][ T8442] ? trace_hardirqs_on+0x38/0x1c0 [ 72.704220][ T8442] ? trace_hardirqs_on+0x51/0x1c0 [ 72.709239][ T8442] ? copyout.part.0+0xd7/0x110 [ 72.714177][ T8442] ? copyout.part.0+0xd7/0x110 [ 72.718929][ T8442] end_report.cold+0x5a/0x5a [ 72.723508][ T8442] kasan_report.cold+0x6a/0xd8 [ 72.728260][ T8442] ? copyout.part.0+0xd7/0x110 [ 72.733005][ T8442] kasan_check_range+0x13d/0x180 [ 72.737939][ T8442] copyout.part.0+0xd7/0x110 [ 72.742510][ T8442] _copy_to_iter+0x2b4/0x1850 [ 72.747168][ T8442] ? lock_chain_count+0x20/0x20 [ 72.752009][ T8442] ? _copy_from_iter_nocache+0x1440/0x1440 [ 72.757801][ T8442] ? tcp_mstamp_refresh+0x12/0xa0 [ 72.762808][ T8442] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 72.769034][ T8442] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 72.774734][ T8442] ? __virt_addr_valid+0x5d/0x2d0 [ 72.779739][ T8442] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 72.785970][ T8442] ? __phys_addr_symbol+0x2c/0x70 [ 72.790973][ T8442] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 72.796676][ T8442] ? __check_object_size+0x18a/0x3f0 [ 72.801968][ T8442] simple_copy_to_iter+0x4c/0x70 [ 72.806903][ T8442] __skb_datagram_iter+0x4a7/0x770 [ 72.811998][ T8442] ? zerocopy_sg_from_iter+0x110/0x110 [ 72.817444][ T8442] skb_copy_datagram_iter+0x40/0x50 [ 72.822624][ T8442] tcp_recvmsg_locked+0x1048/0x22f0 [ 72.827819][ T8442] ? tcp_splice_read+0x8b0/0x8b0 [ 72.832741][ T8442] ? mark_held_locks+0x9f/0xe0 [ 72.837498][ T8442] ? __local_bh_enable_ip+0xa0/0x120 [ 72.842765][ T8442] tcp_recvmsg+0x134/0x550 [ 72.847165][ T8442] ? tcp_recvmsg_locked+0x22f0/0x22f0 [ 72.852520][ T8442] ? aa_sk_perm+0x311/0xab0 [ 72.857002][ T8442] inet_recvmsg+0x11b/0x5e0 [ 72.861503][ T8442] ? inet_sendpage+0x140/0x140 [ 72.866268][ T8442] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 72.872510][ T8442] ? security_socket_recvmsg+0x8f/0xc0 [ 72.877964][ T8442] sock_read_iter+0x33c/0x470 [ 72.882925][ T8442] ? ____sys_recvmsg+0x600/0x600 [ 72.887858][ T8442] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 72.894085][ T8442] ? fsnotify+0xa58/0x1060 [ 72.898487][ T8442] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 72.904724][ T8442] new_sync_read+0x5b7/0x6e0 [ 72.909309][ T8442] ? ksys_lseek+0x1b0/0x1b0 [ 72.913794][ T8442] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 72.919763][ T8442] vfs_read+0x35c/0x570 [ 72.923898][ T8442] ksys_read+0x1ee/0x250 [ 72.928121][ T8442] ? vfs_write+0xa40/0xa40 [ 72.932692][ T8442] ? syscall_enter_from_user_mode+0x27/0x70 [ 72.938584][ T8442] do_syscall_64+0x3a/0xb0 [ 72.943334][ T8442] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 72.949301][ T8442] RIP: 0033:0x4af19b [ 72.953195][ T8442] 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 [ 72.972783][ T8442] RSP: 002b:000000c000379828 EFLAGS: 00000212 ORIG_RAX: 0000000000000000 [ 72.981179][ T8442] RAX: ffffffffffffffda RBX: 000000c00001e800 RCX: 00000000004af19b [ 72.989130][ T8442] RDX: 0000000000001000 RSI: 000000c000174000 RDI: 0000000000000006 [ 72.997081][ T8442] RBP: 000000c000379878 R08: 0000000000000001 R09: 0000000000000002 [ 73.005081][ T8442] R10: 000000000000703e R11: 0000000000000212 R12: 000000000000703a [ 73.013057][ T8442] R13: 0000000000000400 R14: 0000000000000004 R15: 0000000000000004 [ 73.021767][ T8442] Kernel Offset: disabled [ 73.026092][ T8442] Rebooting in 86400 seconds..