Warning: Permanently added '10.128.10.40' (ECDSA) to the list of known hosts. 2020/08/05 06:30:24 fuzzer started 2020/08/05 06:30:25 connecting to host at 10.128.0.105:38173 2020/08/05 06:30:25 checking machine... 2020/08/05 06:30:25 checking revisions... 2020/08/05 06:30:25 testing simple program... syzkaller login: [ 34.180807][ T8703] IPVS: ftp: loaded support on port[0] = 21 2020/08/05 06:30:25 building call list... [ 34.466516][ T184] tipc: TX() has been purged, node left! [ 35.023968][ T8690] ------------[ cut here ]------------ [ 35.029477][ T8690] WARNING: CPU: 1 PID: 8690 at kernel/softirq.c:175 __local_bh_enable_ip+0xdf/0x100 [ 35.038955][ T8690] Kernel panic - not syncing: panic_on_warn set ... [ 35.045567][ T8690] CPU: 1 PID: 8690 Comm: syz-fuzzer Not tainted 5.8.0-syzkaller #0 [ 35.053426][ T8690] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 35.063452][ T8690] Call Trace: [ 35.066719][ T8690] dump_stack+0x16e/0x25d [ 35.071030][ T8690] panic+0x20c/0x69a [ 35.074958][ T8690] ? __local_bh_enable_ip+0xdf/0x100 [ 35.080232][ T8690] __warn+0x211/0x240 [ 35.084190][ T8690] ? __local_bh_enable_ip+0xdf/0x100 [ 35.089447][ T8690] report_bug+0x153/0x1d0 [ 35.093752][ T8690] handle_bug+0x4d/0x90 [ 35.097922][ T8690] exc_invalid_op+0x16/0x70 [ 35.102401][ T8690] asm_exc_invalid_op+0x12/0x20 [ 35.107229][ T8690] RIP: 0010:__local_bh_enable_ip+0xdf/0x100 [ 35.113195][ T8690] Code: 00 00 65 8b 05 ae cd cf 7e 85 c0 75 05 e8 10 ae ce ff 5b 41 5e c3 0f 0b 83 3d 40 ee 2f 07 00 0f 85 49 ff ff ff e9 53 ff ff ff <0f> 0b e9 4c ff ff ff e8 15 00 00 00 eb aa 0f 0b 0f 0b 0f 1f 44 00 [ 35.132772][ T8690] RSP: 0000:ffffc90000debd40 EFLAGS: 00010246 [ 35.138828][ T8690] RAX: 0000000000000000 RBX: 0000000000000200 RCX: ffff88811fc2a3c0 [ 35.146776][ T8690] RDX: 0000000000000000 RSI: 0000000000000200 RDI: ffffffff811bf3f5 [ 35.154721][ T8690] RBP: 0000000000000000 R08: 0000000000000000 R09: 000088811fc2b853 [ 35.162666][ T8690] R10: 0000ffffffffffff R11: ffff88811fc2a3c0 R12: ffff88811fc2a3c0 [ 35.170610][ T8690] R13: 000000c000099c80 R14: ffffffff811bf3f5 R15: ffff88811fc2b850 [ 35.178560][ T8690] ? local_bh_enable+0x5/0x20 [ 35.183227][ T8690] ? local_bh_enable+0x5/0x20 [ 35.187891][ T8690] local_bh_enable+0x1b/0x20 [ 35.192454][ T8690] copy_fpstate_to_sigframe+0x2aa/0x5a0 [ 35.197974][ T8690] get_sigframe+0xf9/0x130 [ 35.202375][ T8690] __setup_rt_frame+0x56/0x310 [ 35.207118][ T8690] arch_do_signal+0x1bd/0x270 [ 35.211780][ T8690] exit_to_user_mode_prepare+0x1bd/0x290 [ 35.217451][ T8690] ? asm_exc_page_fault+0x8/0x30 [ 35.222373][ T8690] irqentry_exit_to_user_mode+0x6/0x30 [ 35.227812][ T8690] irqentry_exit+0x23/0x80 [ 35.232227][ T8690] asm_exc_page_fault+0x1e/0x30 [ 35.237105][ T8690] RIP: 0033:0x467f53 [ 35.241019][ T8690] Code: 00 48 81 eb 00 01 00 00 48 81 c7 00 01 00 00 48 81 fb 00 01 00 00 73 82 e9 07 ff ff ff c5 fd ef c0 48 81 fb 00 00 00 02 73 46 fe 7f 07 c5 fe 7f 47 20 c5 fe 7f 47 40 c5 fe 7f 47 60 48 81 eb [ 35.260604][ T8690] RSP: 002b:000000c00009fed8 EFLAGS: 00010202 [ 35.266707][ T8690] RAX: 0000000000000000 RBX: 000000000000ce00 RCX: 0000000000000000 [ 35.274651][ T8690] RDX: 00007f952f2dee00 RSI: 0000000000040000 RDI: 00007f952f2d2000 [ 35.282594][ T8690] RBP: 000000c00009ff50 R08: 0000000000800000 R09: 00007f952f441fff [ 35.290538][ T8690] R10: 00007f952f086248 R11: 00000000000009cd R12: 00000000000003ff [ 35.298634][ T8690] R13: 0000000000000012 R14: 000080c000b9c000 R15: 000080c00139bfff [ 35.308160][ T8690] Kernel Offset: disabled [ 35.312507][ T8690] Rebooting in 86400 seconds..