CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000632cf3e8 CR3: 00000001b6c3f000 CR4: 00000000001426e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: Kernel panic - not syncing: Machine halted. CPU: 1 PID: 6702 Comm: syz-executor5 Not tainted 4.17.0+ #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+0x1b9/0x294 lib/dump_stack.c:113 panic+0x22f/0x4de 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:994 RIP: 0010:vmx_vcpu_run+0x93c/0x25c0 arch/x86/kvm/vmx.c:9741 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: 0018:00000000632cf3f0 EFLAGS: 00010002 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000600 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 WARNING: kernel stack regs at 0000000003517c0a in syz-executor5:6702 has bad 'bp' value (null) unwind stack type:0 next_sp:0000000038c6bf6d mask:0x20 graph_idx:0 000000008c734b8e: fffffe0000039d78 (0xfffffe0000039d78) 00000000d80ee683: ffffffff8129ef2c (show_trace_log_lvl+0x1dd/0x25c) 000000007cc9a2f6: ffffffff811f748c (vmx_vcpu_run+0x93c/0x25c0) 0000000020eda1c0: fffffe0000039fd8 (0xfffffe0000039fd8) 00000000f966e95b: 0000000000000020 (0x20) 000000008540e1b6: 0000000000000005 (0x5) 000000002222ef55: fffffe0000038000 (0xfffffe0000038000) 00000000250a1ef2: fffffe000003a000 (0xfffffe000003a000) 00000000481855b8: 00000000632cf3f0 (0x632cf3f0) 0000000050325a3c: 0000000000000000 ... 000000004a1e31f5: fffffe0000038000 (0xfffffe0000038000) 00000000d738400a: fffffe000003a000 (0xfffffe000003a000) 000000002a28739c: 00000000632cf3f0 (0x632cf3f0) 00000000737c1403: 0000000000000020 (0x20) 00000000b9ff1acc: ffff88018e444140 (0xffff88018e444140) 0000000001a89e12: 0000010100000000 (0x10100000000) 0000000000d8970d: 0000000000000000 ... 00000000215cf540: fffffe0000039cb0 (0xfffffe0000039cb0) 00000000d4bf5a2f: ffffffff811f748c (vmx_vcpu_run+0x93c/0x25c0) 00000000afaa0c83: fffffe0000039f58 (0xfffffe0000039f58) 00000000948c1ff5: 0000000000000012 (0x12) 00000000c01a2edf: 0000000000000000 ... 00000000a3ef5e4a: ffffffff88f1a860 (pv_cpu_ops+0x120/0x120) 0000000075edd11b: 00000000ffffffff (0xffffffff) 00000000e8216cb3: fffffe0000039d88 (0xfffffe0000039d88) 0000000089e2688a: ffffffff8129efe3 (show_stack+0x38/0x3a) 00000000273a5569: fffffe0000039e38 (0xfffffe0000039e38) 000000000b8a7933: ffffffff877b91d5 (dump_stack+0x1b9/0x294) 00000000197d555c: fffffbfff11e350c (0xfffffbfff11e350c) 00000000c3ac0ed1: dffffc0000000000 (0xdffffc0000000000) 000000007d680c89: 1fffffc0000073b6 (0x1fffffc0000073b6) 00000000d290d062: 0000000041b58ab3 (0x41b58ab3) 00000000ed6474e8: ffffffff88bd2994 (regoff.33999+0x365214/0x377ac0) 00000000d3a20166: ffffffff877b901c (dump_stack_print_info.cold.2+0x52/0x52) 000000001bd044c4: fffffe0000039df8 (0xfffffe0000039df8) 0000000072837e85: 0000000000000000 ... 00000000086bccdd: ffffffff8129e919 (in_entry_stack+0x19/0x60) 00000000a6af647c: fffffe0000039e48 (0xfffffe0000039e48) 00000000425daf4b: 00000000632d0000 (0x632d0000) 00000000ee6b074c: fffffe0000039e20 (0xfffffe0000039e20) 000000009493ad4d: ffffffff8129dbce (get_stack_info+0x11e/0x142) 00000000bbcc8b23: ffffffff89e63d20 (buf.37925+0x40/0x40) 00000000c0a1b131: 00000000000306e3 (0x306e3) 00000000eb22248b: 0000000000000000 ... 00000000d0af0870: ffffffff87e74300 (hpet_msi_domain_info+0xe40/0x1a80) 00000000f354d4ae: ffffffff87e4a400 (__func__.49372+0x740/0x740) 00000000fea5bd7c: 0000000000000001 (0x1) 00000000f124bda7: 0000000000000000 ... 000000002735a7e3: fffffe0000039f00 (0xfffffe0000039f00) 000000005965cf8d: ffffffff814663c0 (panic+0x22f/0x4de) 0000000028e603da: 0000000041b58ab3 (0x41b58ab3) 00000000f9ce89dd: ffffffff88be874c (K512_4+0x130c/0x11fa74) 00000000facf08c7: ffffffff81466191 (add_taint.cold.5+0x16/0x16) 00000000fe8eb2a5: 0000000000000000 ... 0000000055048263: 0000000000000008 (0x8) 00000000134bd811: fffffe0000039f10 (0xfffffe0000039f10) 00000000b9210bdb: fffffe0000039ea8 (0xfffffe0000039ea8) 00000000d2da0ca4: 0000000000000000 ... 00000000d973ad8f: ffff88018e444140 (0xffff88018e444140) 000000000863414b: 0000010000000000 (0x10000000000) 000000003bf893b3: 0000000000000000 ... 00000000239cca0f: ffffffff8136f59c (get_cpu_entry_area+0xc/0x30) 00000000d2fc8d02: fffffe0000033000 (0xfffffe0000033000) 00000000c537f50f: ffffc900058a1000 (0xffffc900058a1000) 00000000f5e068be: 000000000001ede0 (0x1ede0) 00000000da3f6980: fffffe0000039e68 (0xfffffe0000039e68) 0000000074de32ba: fffffe0000039f58 (0xfffffe0000039f58) 00000000917802e4: 0000000000000000 ... 000000004a40a7db: ffffffff87e4a440 (__func__.44947+0x40/0x40) 000000000b61a214: 00000000632cf3f0 (0x632cf3f0) 00000000dad08414: 0000000000000000 ... 0000000033c53a65: fffffe0000039f18 (0xfffffe0000039f18) 0000000014f06689: ffffffff8133b09f (df_debug+0x2d/0x2e) 000000001f74000f: fffffe0000039f58 (0xfffffe0000039f58) 00000000c88a0cc0: fffffe0000039f48 (0xfffffe0000039f48) 00000000b2e6703a: ffffffff81292303 (do_double_fault+0x113/0x200) 00000000e22cbed2: 0000000000000001 (0x1) 0000000052e48a24: 0000000000000000 ... 00000000e3eb4804: fffffe0000039f59 (0xfffffe0000039f59) 00000000d4d9624e: ffffffff87a00bd3 (double_fault+0x23/0x30) 0000000003517c0a: 0000000000000000 ... 000000009d544b49: 0000000000000600 (0x600) 000000006e7c7f5b: 0000000000000000 ... 0000000042b45380: ffffffffffffffff (0xffffffffffffffff) 00000000811d580c: ffffffff811f748c (vmx_vcpu_run+0x93c/0x25c0) 000000008b978e00: 0000000000000010 (0x10) 00000000694aec46: 0000000000010002 (0x10002) 000000006659cdde: 00000000632cf3f0 (0x632cf3f0) 00000000266d5f53: 0000000000000018 (0x18) Dumping ftrace buffer: (ftrace buffer empty) Kernel Offset: disabled Rebooting in 86400 seconds..