CR2: 00000000ca497348 CR3: 00000001ca7b6000 CR4: 00000000001426e0 hfsplus: unable to parse mount options DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: Kernel panic - not syncing: Machine halted. CPU: 1 PID: 28469 Comm: syz-executor6 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: 0018:00000000ca497350 EFLAGS: 00010002 RAX: dffffc0000000000 RBX: 1ffff10039492d2c RCX: ffffffff8110d4ab RDX: 1ffff10033bf0a00 RSI: ffffffff8110d58b RDI: 0000000000000007 RBP: ffff8801ca496a08 R08: ffff8801a08e0540 R09: fffff520023fdd3a R10: fffff520023fdd3a R11: ffffc90011fee9d3 R12: 1ffff10039492d28 R13: ffff88019df85000 R14: ffff8801ca4969e0 R15: 0000000000000000 WARNING: kernel stack regs at 00000000388c5be6 in syz-executor6:28469 has bad 'bp' value 00000000d9740968 unwind stack type:0 next_sp:00000000702ff038 mask:0x20 graph_idx:0 000000000b2f2f76: fffffe0000039d78 (0xfffffe0000039d78) 00000000d6014795: ffffffff812a9a55 (show_trace_log_lvl+0x1f6/0x28c) 00000000fdb34bb4: ffffffff811f4fb4 (vmx_vcpu_run+0x1244/0x2600) 00000000e7006c41: fffffe0000039fd8 (0xfffffe0000039fd8) 00000000e02384f0: 0000000000000020 (0x20) 000000003f0de8d3: 0000000000000005 (0x5) 00000000b8b8b8f8: fffffe0000038000 (0xfffffe0000038000) 000000000456bf7d: fffffe000003a000 (0xfffffe000003a000) 00000000ff239724: 00000000ca497350 (0xca497350) 000000007bfa02dc: 0000000000000000 ... 0000000065d96c9d: fffffe0000038000 (0xfffffe0000038000) 000000006ccc1453: fffffe000003a000 (0xfffffe000003a000) 00000000b654feff: 00000000ca497350 (0xca497350) 00000000b28117ca: 0000000000000020 (0x20) 000000003c508848: ffff8801a08e0540 (0xffff8801a08e0540) 00000000d8e907dd: 0000010100000000 (0x10100000000) 000000009b9497ba: 0000000000000000 ... 000000004f11c546: fffffe0000039ca8 (0xfffffe0000039ca8) 0000000021096169: ffffffff811f4fb4 (vmx_vcpu_run+0x1244/0x2600) 00000000d393456c: fffffe0000039f58 (0xfffffe0000039f58) 0000000075916671: 63cf139b35390c00 (0x63cf139b35390c00) 000000000a33f611: 0000000000000093 (0x93) 00000000d2221522: 0000000000000000 ... 000000001613830c: ffffffff88f1b260 (pv_cpu_ops+0x120/0x120) 00000000e9f0ff5d: 00000000ffffffff (0xffffffff) 000000002d33c89c: fffffe0000039d88 (0xfffffe0000039d88) 00000000950dae77: ffffffff812a9b23 (show_stack+0x38/0x3a) 00000000baea5959: fffffe0000039e38 (0xfffffe0000039e38) 00000000e72ba96c: ffffffff87950115 (dump_stack+0x1c9/0x2b4) 00000000fc5002e5: fffffbfff11e364c (0xfffffbfff11e364c) 00000000340048fa: dffffc0000000000 (0xdffffc0000000000) 00000000a5d9c28d: 1fffffc0000073b6 (0x1fffffc0000073b6) 00000000f6c93bdd: 0000000041b58ab3 (0x41b58ab3) 00000000bc9bd1ec: ffffffff88bdf674 (regoff.33745+0x36ac14/0x37d810) 000000008dc0ad8c: ffffffff8794ff4c (dump_stack_print_info.cold.2+0x52/0x52) 000000004041bf1b: fffffe0000039df8 (0xfffffe0000039df8) 00000000dc164394: 0000000000000000 ... 00000000a99743b1: fffffe0000039e40 (0xfffffe0000039e40) 00000000a73914aa: 00000000ca498000 (0xca498000) 0000000034bdd68b: fffffe0000039e18 (0xfffffe0000039e18) 00000000c953e82b: 63cf139b35390c00 (0x63cf139b35390c00) 0000000092c14be0: 00000000ca498000 (0xca498000) 0000000063982c00: ffffffff89e78d20 (buf.37679+0x40/0x40) 0000000044e1c728: 63cf139b35390c00 (0x63cf139b35390c00) 000000003c3af75c: 0000000000000000 ... 000000008e244d36: ffffffff87e744c0 (hpet_msi_domain_info+0xe40/0x1a80) 000000000838b2fe: 0000000000000001 (0x1) 000000004005b481: 0000000000000000 ... 000000001fd3b7d9: fffffe0000039f00 (0xfffffe0000039f00) 00000000b0eae5f1: ffffffff814750a9 (panic+0x238/0x4e7) 000000004e26661e: 0000000041b58ab3 (0x41b58ab3) 000000001e0c40ac: ffffffff88bf57b4 (K512_4+0x1334/0x122434) 000000007b7113c8: ffffffff81474e71 (add_taint.cold.5+0x16/0x16) 000000001403a251: 0000000000000000 ... 00000000334119ba: ffff880100000008 (0xffff880100000008) 00000000184a9477: fffffe0000039f10 (0xfffffe0000039f10) 0000000096bb71d2: fffffe0000039ea8 (0xfffffe0000039ea8) 00000000aac082ca: 0000000000000002 (0x2) 00000000335bc050: ffff8801a08e0540 (0xffff8801a08e0540) 0000000042221ff5: 0000010000000000 (0x10000000000) 00000000746cc86f: 0000000000000000 ... 0000000072578e67: 63cf139b35390c00 (0x63cf139b35390c00) 0000000010392f86: 0000000000000000 ... 00000000d04657d3: ffffffff8137d27c (get_cpu_entry_area+0xc/0x30) 00000000c43fd31b: fffffe0000033000 (0xfffffe0000033000) 00000000d3e37827: 0000000000000004 (0x4) 000000006eb9c2a1: 000000000001ede0 (0x1ede0) 00000000671f0369: ffff8801a08e0540 (0xffff8801a08e0540) 00000000b3102524: fffffe0000039f58 (0xfffffe0000039f58) 000000003d22c931: 0000000000000000 ... 00000000cd890407: ffffffff87e4a540 (__func__.44670+0x40/0x40) 000000005ea73e9c: 00000000ca497350 (0xca497350) 0000000035c0aee9: 0000000000000000 ... 00000000e6e47b22: fffffe0000039f18 (0xfffffe0000039f18) 00000000686f244c: ffffffff813480df (df_debug+0x2d/0x2e) 000000000e0b9eb3: fffffe0000039f58 (0xfffffe0000039f58) 00000000f24e9be4: fffffe0000039f48 (0xfffffe0000039f48) 000000000f26fb11: ffffffff8129cb43 (do_double_fault+0x113/0x200) 000000007dc18a04: 0000000000000001 (0x1) 000000007faf9ee0: 0000000000000000 ... 0000000046c2588f: fffffe0000039f59 (0xfffffe0000039f59) 00000000d6edd374: ffffffff87a00bd3 (double_fault+0x23/0x30) 00000000388c5be6: 0000000000000000 ... 00000000346410c7: ffff8801ca4969e0 (0xffff8801ca4969e0) 00000000f23320bf: ffff88019df85000 (0xffff88019df85000) 000000002fe3ddef: 1ffff10039492d28 (0x1ffff10039492d28) 000000003a5052fd: ffff8801ca496a08 (0xffff8801ca496a08) 000000005af68c94: 1ffff10039492d2c (0x1ffff10039492d2c) 000000008631f974: ffffc90011fee9d3 (0xffffc90011fee9d3) 000000002deb015a: fffff520023fdd3a (0xfffff520023fdd3a) 000000000733ffb6: fffff520023fdd3a (0xfffff520023fdd3a) 00000000c09956e1: ffff8801a08e0540 (0xffff8801a08e0540) 000000000ee8d682: dffffc0000000000 (0xdffffc0000000000) 00000000ddf9509b: ffffffff8110d4ab (pte_list_remove+0x6b/0x420) 0000000055c4a86b: 1ffff10033bf0a00 (0x1ffff10033bf0a00) 000000004a8f8754: ffffffff8110d58b (pte_list_remove+0x14b/0x420) 00000000d3c7acaa: 0000000000000007 (0x7) 00000000ed838f7c: ffffffffffffffff (0xffffffffffffffff) 00000000235c448b: ffffffff811f4fb4 (vmx_vcpu_run+0x1244/0x2600) 000000003514e817: 0000000000000010 (0x10) 00000000a553f45b: 0000000000010002 (0x10002) 0000000085b7f37e: 00000000ca497350 (0xca497350) 00000000196267d2: 0000000000000018 (0x18) Dumping ftrace buffer: (ftrace buffer empty) Kernel Offset: disabled Rebooting in 86400 seconds..