CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000008f527348 CR3: 00000001cb3f6000 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: 23762 Comm: syz-executor1 Not tainted 4.18.0-rc6+ #167 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:994 RIP: 0010:vmx_vcpu_run+0x1244/0x2600 arch/x86/kvm/vmx.c:10046 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: 0018:000000008f527350 EFLAGS: 00010002 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000042 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 00000000105e4150 in syz-executor1:23762 has bad 'bp' value (null) unwind stack type:0 next_sp:000000003993a1b0 mask:0x20 graph_idx:0 000000007a4eba6c: fffffe0000008d78 (0xfffffe0000008d78) 000000002001f7b3: ffffffff812a9405 (show_trace_log_lvl+0x1f6/0x28c) 00000000623c61a7: ffffffff811f3d34 (vmx_vcpu_run+0x1244/0x2600) 00000000cd8a3f47: fffffe0000008fd8 (0xfffffe0000008fd8) 0000000074842e10: 0000000000000020 (0x20) 000000007a07abaf: 0000000000000005 (0x5) 00000000c6e89003: fffffe0000007000 (0xfffffe0000007000) 00000000cf3e9de9: fffffe0000009000 (0xfffffe0000009000) 000000007bc86456: 000000008f527350 (0x8f527350) 00000000eaefa9d5: 0000000000000000 ... 00000000ef2d1990: fffffe0000007000 (0xfffffe0000007000) 00000000087525a0: fffffe0000009000 (0xfffffe0000009000) 0000000057fa005e: 000000008f527350 (0x8f527350) 000000005eac7d33: 0000000000000020 (0x20) 0000000066ccb78b: ffff88019967a400 (0xffff88019967a400) 0000000018c9e2ad: 0000010100000000 (0x10100000000) 000000003c5bfd80: 0000000000000000 ... 000000006532bae3: fffffe0000008ca8 (0xfffffe0000008ca8) 000000000b8667bd: ffffffff811f3d34 (vmx_vcpu_run+0x1244/0x2600) 00000000e9b207da: fffffe0000008f58 (0xfffffe0000008f58) 00000000c387bd9d: 13a32e5f7d08be00 (0x13a32e5f7d08be00) 00000000251262c3: 0000000000000016 (0x16) 000000002d425e30: 0000000000000000 ... 00000000a65e2cc9: ffffffff87f1b0a0 (pv_cpu_ops+0x120/0x120) 000000000e060ee7: 00000000ffffffff (0xffffffff) 00000000f88ed95f: fffffe0000008d88 (0xfffffe0000008d88) 000000004072b050: ffffffff812a94d3 (show_stack+0x38/0x3a) 00000000de61e696: fffffe0000008e38 (0xfffffe0000008e38) 000000006bdffd60: ffffffff86a396b5 (dump_stack+0x1c9/0x2b4) 0000000074091602: fffffbfff0fe3614 (0xfffffbfff0fe3614) 0000000027e071b4: dffffc0000000000 (0xdffffc0000000000) 0000000042605520: 1fffffc0000011b6 (0x1fffffc0000011b6) 00000000790ae5aa: 0000000041b58ab3 (0x41b58ab3) 000000006b7d4667: ffffffff87baccc4 (regoff.34039+0x31a324/0x32ce80) 00000000708cdd57: ffffffff86a394ec (dump_stack_print_info.cold.2+0x52/0x52) 00000000dffd0d30: fffffe0000008df8 (0xfffffe0000008df8) 0000000078e1bf2e: 0000000000000000 ... 00000000ac098f25: fffffe0000008e40 (0xfffffe0000008e40) 000000005ae08018: 000000008f528000 (0x8f528000) 000000006871ddd4: fffffe0000008e18 (0xfffffe0000008e18) 00000000af0c5683: 13a32e5f7d08be00 (0x13a32e5f7d08be00) 00000000d47bccfb: 000000008f528000 (0x8f528000) 0000000030438089: ffffffff88d12d60 (buf.37958+0x40/0x40) 000000001d5eb61e: 13a32e5f7d08be00 (0x13a32e5f7d08be00) 00000000d4501d0c: 0000000000000000 ... 000000005f4eb942: ffffffff87074320 (hpet_msi_domain_info+0xe40/0x1a80) 00000000b017524e: 0000000000000000 ... 00000000d6a92dbe: fffffe0000008f00 (0xfffffe0000008f00) 00000000925dc93c: ffffffff81473d49 (panic+0x238/0x4e7) 000000004693f5d0: 0000000041b58ab3 (0x41b58ab3) 000000007d247ad0: ffffffff87bc2d49 (K512_4+0x1309/0x104d64) 00000000410e776d: ffffffff81473b11 (add_taint.cold.5+0x16/0x16) 0000000025daf2f5: 0000000000000000 ... 00000000b0997758: 0000000000000008 (0x8) 000000001c3eb967: fffffe0000008f10 (0xfffffe0000008f10) 0000000033e630fb: fffffe0000008ea8 (0xfffffe0000008ea8) 000000007420474e: 0000000000000000 ... 00000000be731cc0: ffff88019967a400 (0xffff88019967a400) 000000000e03f47e: 0000010000000000 (0x10000000000) 00000000ca44ceb3: 0000000000000000 ... 00000000b7ea4356: 13a32e5f7d08be00 (0x13a32e5f7d08be00) 0000000008696dda: 0000000000000000 ... 000000002e9564e8: ffffffff8137bfcc (get_cpu_entry_area+0xc/0x30) 0000000070188843: fffffe0000002000 (0xfffffe0000002000) 00000000acdad74f: ffffc90003819000 (0xffffc90003819000) 00000000a5f62e35: 000000000001ede0 (0x1ede0) 000000005f0ed416: fffffe0000008e60 (0xfffffe0000008e60) 000000002145392f: fffffe0000008f58 (0xfffffe0000008f58) 00000000b8f8dae2: 0000000000000000 ... 00000000af4b655f: ffffffff8704a5c0 (__func__.44980+0x40/0x40) 00000000611b7f19: 000000008f527350 (0x8f527350) 00000000c6515ee7: 0000000000000000 ... 00000000e5403ffb: fffffe0000008f18 (0xfffffe0000008f18) 00000000950a5231: ffffffff813470df (df_debug+0x2d/0x2e) 00000000a638cdb0: fffffe0000008f58 (0xfffffe0000008f58) 00000000d94df137: fffffe0000008f48 (0xfffffe0000008f48) 00000000831a0c8e: ffffffff8129c4f3 (do_double_fault+0x113/0x200) 0000000036c55da6: 0000000000000001 (0x1) 00000000b98dd478: 0000000000000000 ... 00000000b6b7a264: fffffe0000008f59 (0xfffffe0000008f59) 000000002d6b4cf0: ffffffff86c00bd3 (double_fault+0x23/0x30) 00000000105e4150: 0000000000000000 ... 0000000094f5cc63: 0000000000000042 (0x42) 000000006308c0a4: 0000000000000000 ... 00000000d44c70ab: ffffffffffffffff (0xffffffffffffffff) 000000008ba476c5: ffffffff811f3d34 (vmx_vcpu_run+0x1244/0x2600) 000000009628c0f8: 0000000000000010 (0x10) 00000000d231aa3d: 0000000000010002 (0x10002) 00000000ae1a132f: 000000008f527350 (0x8f527350) 000000009e36f5b2: 0000000000000018 (0x18) Dumping ftrace buffer: (ftrace buffer empty) Kernel Offset: disabled Rebooting in 86400 seconds..