Warning: Permanently added '10.128.10.39' (ECDSA) to the list of known hosts. 2020/08/05 20:04:55 fuzzer started 2020/08/05 20:04:55 connecting to host at 10.128.0.105:42663 2020/08/05 20:04:55 checking machine... 2020/08/05 20:04:55 checking revisions... 2020/08/05 20:04:55 testing simple program... syzkaller login: [ 34.602063][ T8738] IPVS: ftp: loaded support on port[0] = 21 2020/08/05 20:04:55 building call list... [ 34.860185][ T275] tipc: TX() has been purged, node left! [ 36.240083][ T8725] ------------[ cut here ]------------ [ 36.245599][ T8725] WARNING: CPU: 0 PID: 8725 at kernel/softirq.c:175 __local_bh_enable_ip+0xdf/0x100 [ 36.254976][ T8725] Kernel panic - not syncing: panic_on_warn set ... [ 36.261633][ T8725] CPU: 0 PID: 8725 Comm: syz-fuzzer Not tainted 5.8.0-syzkaller #0 [ 36.269606][ T8725] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 36.279637][ T8725] Call Trace: [ 36.282902][ T8725] dump_stack+0x16e/0x25d [ 36.287204][ T8725] panic+0x20c/0x69a [ 36.291079][ T8725] ? __local_bh_enable_ip+0xdf/0x100 [ 36.296339][ T8725] __warn+0x211/0x240 [ 36.300294][ T8725] ? __local_bh_enable_ip+0xdf/0x100 [ 36.305573][ T8725] report_bug+0x153/0x1d0 [ 36.309878][ T8725] handle_bug+0x4d/0x90 [ 36.314027][ T8725] exc_invalid_op+0x16/0x70 [ 36.318500][ T8725] asm_exc_invalid_op+0x12/0x20 [ 36.323385][ T8725] RIP: 0010:__local_bh_enable_ip+0xdf/0x100 [ 36.329249][ T8725] 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 00 f9 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 [ 36.348861][ T8725] RSP: 0018:ffffc90000de7cc8 EFLAGS: 00010246 [ 36.354900][ T8725] RAX: 0000000000000000 RBX: 0000000000000200 RCX: ffff88811e73c000 [ 36.362846][ T8725] RDX: 0000000000000000 RSI: 0000000000000200 RDI: ffffffff811bf3f5 [ 36.370789][ T8725] RBP: 0000000000000000 R08: 0000000000000000 R09: 000088811e73d5c3 [ 36.378732][ T8725] R10: 0000ffffffffffff R11: 0000000000000000 R12: 000000c000061c80 [ 36.386702][ T8725] R13: ffff88811e73c000 R14: ffffffff811bf3f5 R15: 0000000000000000 [ 36.394727][ T8725] ? local_bh_enable+0x5/0x20 [ 36.399407][ T8725] ? local_bh_enable+0x5/0x20 [ 36.404130][ T8725] ? fpregs_mark_activate+0x39/0x50 [ 36.409299][ T8725] local_bh_enable+0x1b/0x20 [ 36.413871][ T8725] __fpu__restore_sig+0x371/0x900 [ 36.418871][ T8725] ? do_raw_spin_unlock+0xc0/0x450 [ 36.423954][ T8725] ? trace_irq_enable_rcuidle+0x13/0x150 [ 36.429600][ T8725] fpu__restore_sig+0x51/0x80 [ 36.434249][ T8725] restore_sigcontext+0x171/0x1c0 [ 36.439274][ T8725] ? trace_hardirqs_off+0x2d/0x80 [ 36.444292][ T8725] __do_sys_rt_sigreturn+0x91/0xf0 [ 36.449473][ T8725] do_syscall_64+0x39/0x80 [ 36.453931][ T8725] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 36.459794][ T8725] RIP: 0033:0x467f53 [ 36.463660][ T8725] 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 <c5> fe 7f 07 c5 fe 7f 47 20 c5 fe 7f 47 40 c5 fe 7f 47 60 48 81 eb [ 36.483291][ T8725] RSP: 002b:000000c000049ed8 EFLAGS: 00010287 [ 36.489331][ T8725] RAX: 0000000000000000 RBX: 0000000000080000 RCX: 0000000000000000 [ 36.497320][ T8725] RDX: 00007f1ae6c61000 RSI: 0000000000080000 RDI: 00007f1ae6be1000 [ 36.505311][ T8725] RBP: 000000c000049f50 R08: 0000000001000000 R09: 00007f1ae6d3efff [ 36.514730][ T8725] R10: 00007f1ae69bbd40 R11: 000000000000121f R12: 00000000000007ff [ 36.522673][ T8725] R13: 0000000000000012 R14: 000080c001440000 R15: 000080c00243ffff [ 36.532100][ T8725] Kernel Offset: disabled [ 36.536447][ T8725] Rebooting in 86400 seconds..