CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000b4247348 CR3: 00000001ad164000 CR4: 00000000001426f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: Kernel panic - not syncing: Machine halted. CPU: 0 PID: 10325 Comm: syz-executor5 Not tainted 4.18.0-rc3-next-20180706+ #1 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: <#DF> __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 panic+0x238/0x4e7 kernel/panic.c:184 df_debug+0x2d/0x2e arch/x86/kernel/doublefault.c:81 do_double_fault+0x113/0x200 arch/x86/kernel/traps.c:444 double_fault+0x23/0x30 arch/x86/entry/entry_64.S:998 RIP: 0010:vmx_vcpu_run+0x1244/0x2600 arch/x86/kvm/vmx.c:10022 Code: 60 03 00 00 4c 8b a9 68 03 00 00 4c 8b b1 70 03 00 00 4c 8b b9 78 03 00 00 48 8b 89 08 03 00 00 75 05 0f 01 c2 eb 03 0f 01 c3 <48> 89 4c 24 08 59 0f 96 81 88 56 00 00 48 89 81 00 03 00 00 48 89 RSP: 0018:00000000b4247350 EFLAGS: 00010002 RAX: dffffc0000000000 RBX: 1ffff10036848d2c RCX: ffffffff8110d4ab RDX: 1ffff10033a75800 RSI: ffffffff8110d58b RDI: 0000000000000007 RBP: ffff8801b4246a08 R08: ffff880191eb0180 R09: fffff5200032cd3a R10: fffff5200032cd3a R11: ffffc900019669d3 R12: 1ffff10036848d28 R13: ffff88019d3ac000 R14: ffff8801b42469e0 R15: 0000000000000000 WARNING: kernel stack regs at 000000003f4f9e9a in syz-executor5:10325 has bad 'bp' value 00000000f6cd4d1e unwind stack type:0 next_sp:000000002ed6e1e7 mask:0x20 graph_idx:0 00000000513a19b7: fffffe0000008d78 (0xfffffe0000008d78) 00000000350714ee: ffffffff812a9a55 (show_trace_log_lvl+0x1f6/0x28c) 00000000445370b8: ffffffff811f4fb4 (vmx_vcpu_run+0x1244/0x2600) 0000000012b83664: fffffe0000008fd8 (0xfffffe0000008fd8) 00000000f64a7bdc: 0000000000000020 (0x20) 00000000a004196a: 0000000000000005 (0x5) 00000000b126bd87: fffffe0000007000 (0xfffffe0000007000) 00000000c5604541: fffffe0000009000 (0xfffffe0000009000) 000000006940fb88: 00000000b4247350 (0xb4247350) 000000008657a4c8: 0000000000000000 ... 00000000d3996b03: fffffe0000007000 (0xfffffe0000007000) 00000000fc252312: fffffe0000009000 (0xfffffe0000009000) 00000000e858a251: 00000000b4247350 (0xb4247350) 00000000347b44c7: 0000000000000020 (0x20) 00000000d0a5cc43: ffff880191eb0180 (0xffff880191eb0180) 000000006b0dd15f: 0000010100000000 (0x10100000000) 00000000e3fe0c89: 0000000000000000 ... 00000000a12fd5c6: fffffe0000008ca8 (0xfffffe0000008ca8) 0000000098c14c5b: ffffffff811f4fb4 (vmx_vcpu_run+0x1244/0x2600) 000000004e4300b8: fffffe0000008f58 (0xfffffe0000008f58) 00000000164f90ba: 0ccea890daea5e00 (0xccea890daea5e00) 0000000064d3b63d: 0000000000000093 (0x93) 000000001ea1ba8b: 0000000000000000 ... 00000000712461b1: ffffffff88f1b260 (pv_cpu_ops+0x120/0x120) 00000000c9df28ab: 00000000ffffffff (0xffffffff) 000000005362f21a: fffffe0000008d88 (0xfffffe0000008d88) 0000000031fd59ee: ffffffff812a9b23 (show_stack+0x38/0x3a) 00000000f8bbcc77: fffffe0000008e38 (0xfffffe0000008e38) 000000001a6b965d: ffffffff87950115 (dump_stack+0x1c9/0x2b4) 0000000035a27825: fffffbfff11e364c (0xfffffbfff11e364c) 0000000046caccae: dffffc0000000000 (0xdffffc0000000000) 0000000044e222b7: 1fffffc0000011b6 (0x1fffffc0000011b6) 0000000038794a10: 0000000041b58ab3 (0x41b58ab3) 000000003d1faf11: ffffffff88bdf674 (regoff.33745+0x36ac14/0x37d810) 0000000057f38d07: ffffffff8794ff4c (dump_stack_print_info.cold.2+0x52/0x52) 00000000881a38b6: fffffe0000008df8 (0xfffffe0000008df8) 0000000050eb0c9d: 0000000000000000 ... 000000006bbd2783: fffffe0000008e40 (0xfffffe0000008e40) 0000000088706b87: 00000000b4248000 (0xb4248000) 00000000c111f767: fffffe0000008e18 (0xfffffe0000008e18) 0000000023989960: 0ccea890daea5e00 (0xccea890daea5e00) 000000003bc32ed5: 00000000b4248000 (0xb4248000) 0000000092c11658: ffffffff89e78d20 (buf.37679+0x40/0x40) 00000000cb82091e: 0ccea890daea5e00 (0xccea890daea5e00) 000000008261cb62: 0000000000000000 ... 0000000070518bc7: ffffffff87e744c0 (hpet_msi_domain_info+0xe40/0x1a80) 000000008b649243: 0000000000000000 ... 00000000ee332fef: fffffe0000008f00 (0xfffffe0000008f00) 000000005a5c5c1a: ffffffff814750a9 (panic+0x238/0x4e7) 00000000c688b931: 0000000041b58ab3 (0x41b58ab3) 0000000072e279d6: ffffffff88bf57b4 (K512_4+0x1334/0x122434) 00000000c3b988a0: ffffffff81474e71 (add_taint.cold.5+0x16/0x16) 00000000d2bab26f: 0000000000000000 ... 00000000cc440cb1: ffff880100000008 (0xffff880100000008) 00000000c369b45c: fffffe0000008f10 (0xfffffe0000008f10) 000000003a8a461e: fffffe0000008ea8 (0xfffffe0000008ea8) 000000006c5bc945: 0000000000000002 (0x2) 000000002c158db1: ffff880191eb0180 (0xffff880191eb0180) 00000000ff7112aa: 0000010000000000 (0x10000000000) 00000000ca9dbdb9: 0000000000000000 ... 00000000a2539538: 0ccea890daea5e00 (0xccea890daea5e00) 00000000f9c258ff: 0000000000000000 ... 00000000d9dec1f8: ffffffff8137d27c (get_cpu_entry_area+0xc/0x30) 00000000792da13a: fffffe0000002000 (0xfffffe0000002000) 0000000049f1ce85: 0000000000000004 (0x4) 00000000cc482e2b: 000000000001ede0 (0x1ede0) 00000000a73b4fee: ffff880191eb0180 (0xffff880191eb0180) 00000000ab1228c3: fffffe0000008f58 (0xfffffe0000008f58) 000000004c96f4b3: 0000000000000000 ... 0000000021c8ee6a: ffffffff87e4a540 (__func__.44670+0x40/0x40) 00000000fe16d32c: 00000000b4247350 (0xb4247350) 000000006633955f: 0000000000000000 ... 00000000375e4c32: fffffe0000008f18 (0xfffffe0000008f18) 00000000f8de07d8: ffffffff813480df (df_debug+0x2d/0x2e) 0000000074fd02a7: fffffe0000008f58 (0xfffffe0000008f58) 000000007f37e2b6: fffffe0000008f48 (0xfffffe0000008f48) 00000000f3022424: ffffffff8129cb43 (do_double_fault+0x113/0x200) 0000000038593c3a: 0000000000000001 (0x1) 00000000318c51ca: 0000000000000000 ... 00000000b08a57cb: fffffe0000008f59 (0xfffffe0000008f59) 00000000790ad4e9: ffffffff87a00bd3 (double_fault+0x23/0x30) 000000003f4f9e9a: 0000000000000000 ... 000000002f7d1134: ffff8801b42469e0 (0xffff8801b42469e0) 00000000078107c3: ffff88019d3ac000 (0xffff88019d3ac000) 00000000ad6bd8b7: 1ffff10036848d28 (0x1ffff10036848d28) 00000000bb1f07c4: ffff8801b4246a08 (0xffff8801b4246a08) 00000000c1592d0e: 1ffff10036848d2c (0x1ffff10036848d2c) 00000000eae2df48: ffffc900019669d3 (0xffffc900019669d3) 000000005b2fdbee: fffff5200032cd3a (0xfffff5200032cd3a) 00000000060da140: fffff5200032cd3a (0xfffff5200032cd3a) 00000000e61aeb63: ffff880191eb0180 (0xffff880191eb0180) 00000000a9609b4e: dffffc0000000000 (0xdffffc0000000000) 0000000013a4f40b: ffffffff8110d4ab (pte_list_remove+0x6b/0x420) 0000000056b2d5b5: 1ffff10033a75800 (0x1ffff10033a75800) 000000001b5ef153: ffffffff8110d58b (pte_list_remove+0x14b/0x420) 00000000ce0f352d: 0000000000000007 (0x7) 00000000e1311e62: ffffffffffffffff (0xffffffffffffffff) 00000000a0f0ccec: ffffffff811f4fb4 (vmx_vcpu_run+0x1244/0x2600) 000000000506b4a2: 0000000000000010 (0x10) 00000000aa5f9ace: 0000000000010002 (0x10002) 00000000a9a88fbf: 00000000b4247350 (0xb4247350) 00000000b4265942: 0000000000000018 (0x18) IPVS: ftp: loaded support on port[0] = 21 Dumping ftrace buffer: (ftrace buffer empty) Kernel Offset: disabled Rebooting in 86400 seconds..