traps: PANIC: double fault, error_code: 0x0 double fault: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 17048 Comm: syz-executor.2 Not tainted 5.8.0-rc2-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:check_preemption_disabled+0xa/0x240 lib/smp_processor_id.c:13 Code: e8 1b 91 57 f9 48 c7 c7 be a1 e9 88 48 c7 c6 4f 27 04 89 eb 0b 90 66 2e 0f 1f 84 00 00 00 00 00 55 41 57 41 56 41 55 41 54 53 <50> 49 89 f6 49 89 ff e8 ea 90 57 f9 65 8b 1d 2b d0 e4 77 65 8b 2d RSP: 0018:fffffe0000037000 EFLAGS: 00010083 RAX: ffffffff881cc549 RBX: 0000000000000000 RCX: 0000000000040000 RDX: ffffc9000dc4c000 RSI: ffffffff8904a21f RDI: ffffffff88f45377 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: dffffc0000000000 R14: 0000000000000000 R15: fffffe0000037120 FS: 00007f08989d6700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffe0000036ff8 CR3: 00000000a769a000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: fixup_bad_iret+0x3a/0xf0 arch/x86/kernel/traps.c:691 error_entry+0xb8/0xc0 arch/x86/entry/entry_64.S:946 RIP: 0010:native_irq_return_iret+0x0/0x2 Code: 5a 41 59 41 58 58 59 5a 5e 5f 48 83 c4 08 e9 10 00 00 00 90 0f 1f 44 00 00 66 2e 0f 1f 84 00 00 00 00 00 f6 44 24 20 04 75 02 <48> cf 57 0f 01 f8 0f 1f 00 65 48 8b 3c 25 08 90 01 00 48 89 07 48 RSP: 0018:fffffe00000371d8 EFLAGS: 00010046 ORIG_RAX: 0000000000000000 RAX: 200002c0000000da RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 RIP: 0033:0x7665642f74656e Code: Bad RIP value. RSP: 002b:00007f08989d5c78 EFLAGS: 00000246 Modules linked in: ---[ end trace 935f081dbf915c44 ]--- RIP: 0010:check_preemption_disabled+0xa/0x240 lib/smp_processor_id.c:13 Code: e8 1b 91 57 f9 48 c7 c7 be a1 e9 88 48 c7 c6 4f 27 04 89 eb 0b 90 66 2e 0f 1f 84 00 00 00 00 00 55 41 57 41 56 41 55 41 54 53 <50> 49 89 f6 49 89 ff e8 ea 90 57 f9 65 8b 1d 2b d0 e4 77 65 8b 2d RSP: 0018:fffffe0000037000 EFLAGS: 00010083 RAX: ffffffff881cc549 RBX: 0000000000000000 RCX: 0000000000040000 RDX: ffffc9000dc4c000 RSI: ffffffff8904a21f RDI: ffffffff88f45377 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: dffffc0000000000 R14: 0000000000000000 R15: fffffe0000037120 FS: 00007f08989d6700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffe0000036ff8 CR3: 00000000a769a000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400