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envelope-from=prvs=03769aa997=zhe.he@windriver.com; helo=mx0a-0064b401.pphosted.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Hi All, We are experiencing a general protection fault with qemu-system-i386 as follow. This can be reproduced with kernel v5.15 and latest v6.2-rc3 as we found so far. It would work well if we reverted the commit 2f8a21d8ff3af484a37edc8ea61d127ec1529ab5 ("target/i386: Enable AVX cpuid bits when using TCG") introduced since qemu 7.2. We also tried setting cpu to Broadwell and Icelake-Server and got the same error. ./qemu-system-i386 -object rng-random,filename=/dev/urandom,id=rng0 -device virtio-rng-pci,rng=rng0 -drive file=/tmp/rootfs.ext4,if=virtio,format=raw -usb -device usb-tablet -usb -device usb-kbd   -cpu Haswell -machine q35,i8042=off -smp 4 -m 8192  -m 8192 -smp cpus=8 -serial mon:stdio -serial null -nographic  -kernel /tmp/bzImage -append 'root=/dev/vda rw  ip=dhcp console=ttyS0 console=ttyS1 oprofile.timer=1 tsc=reliable no_timer_check rcupdate.rcu_expedited=1 ' [  OK  ] Started System Logging Service. [  204.194033] traps: named[280] general protection fault ip:b7ef8545 sp:bf8d5a1c error:0 [  204.198913] audit: type=1701 audit(1673507379.204:2): auid=4294967295 uid=997 gid=996 ses=4294967295 subj=kernel pid=280 comm="named" ex1 [  204.219923] ------------[ cut here ]------------ [  204.220455] Bad FPU state detected at restore_fpregs_from_fpstate+0x3a/0x78, reinitializing FPU registers.                                [  204.221442] WARNING: CPU: 4 PID: 274 at ../arch/x86/mm/extable.c:127 fixup_exception+0x3f0/0x41c [  204.223147] Modules linked in: [  204.223945] CPU: 4 PID: 274 Comm: rs:main Q:Reg Not tainted 6.2.0-rc3 #1 [  204.224769] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.1-0-g3208b098f51a-prebuilt.qemu.org 04/01/2014 [  204.226061] EIP: fixup_exception+0x3f0/0x41c [  204.226533] Code: ff ff 8d 74 26 00 0f 0b ba 4c c9 dc d1 e9 10 fd ff ff b1 01 89 44 24 04 c7 04 24 e0 44 98 d1 88 0d 69 87 cc d1 e8 8c bf [  204.228038] EAX: 0000005e EBX: d1aee764 ECX: 00000027 EDX: 00000001 [  204.228498] ESI: c18efee4 EDI: 0000000d EBP: c18efe58 ESP: c18efddc [  204.229102] DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068 EFLAGS: 00000086 [  204.229662] CR0: 80050033 CR2: bf8d5d54 CR3: 02aaf000 CR4: 001506d0 [  204.230408] Call Trace: [  204.232101]  ? restore_fpregs_from_fpstate+0x3a/0x78 [  204.232733]  ? __switch_to_asm+0x1c/0xe4 [  204.233028]  ? __schedule+0x28c/0x844 [  204.233362]  ? _raw_spin_lock+0x10/0x34 [  204.233829]  exc_general_protection+0x81/0x340 [  204.234403]  ? futex_wait+0xb4/0x190 [  204.234818]  ? exc_bounds+0xa4/0xa4 [  204.235054]  handle_exception+0x133/0x133 [  204.235629] EIP: restore_fpregs_from_fpstate+0x3a/0x78 [  204.236113] Code: 0a 8d 76 00 db e2 0f 77 db 45 f4 3e 8d 74 26 00 a1 e8 51 a7 d1 8b 5d f4 21 d0 8b 15 ec 51 a7 d1 8d 7b 40 21 d1 89 ca 04 [  204.236152] EAX: 00000007 EBX: c2047200 ECX: 00000000 EDX: 00000000 [  204.236171] ESI: c20471c0 EDI: c2047240 EBP: c18eff4c ESP: c18eff40 [  204.236191] DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068 EFLAGS: 00000046 [  204.236309]  ? exc_bounds+0xa4/0xa4 [  204.236475]  ? exc_bounds+0xa4/0xa4 [  204.240268]  ? restore_fpregs_from_fpstate+0x37/0x78 [FAILED[  204.240752]  switch_fpu_return+0x49/0xe0 [  204.241422]  exit_to_user_mode_prepare+0x189/0x1a0 ] Failed to start Berkeley Internet Name Domain (DNS). [  204.241910]  ? syscall_exit_work+0x10b/0x138 [  204.243209]  syscall_exit_to_user_mode+0x1c/0x38 [  204.243707]  __do_fast_syscall_32+0x56/0xac [  204.243947]  do_fast_syscall_32+0x32/0x74 [  204.244158]  do_SYSENTER_32+0x15/0x24 [  204.244333]  entry_SYSENTER_32+0x98/0xf1 [  204.244759] EIP: 0xb7f59549 [  204.245200] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 36 [  204.246900] EAX: 00000000 EBX: 012b373c ECX: 00000189 EDX: 00000000 [  204.247352] ESI: 00000000 EDI: 00000000 EBP: ffffffff ESP: b69feff0 [  204.247873] DS: 007b ES: 007b FS: 0000 GS: 0033 SS: 007b EFLAGS: 00000282 See 'systemctl status named.service' for details. [  204.248870] ---[ end trace 0000000000000000 ]--- [  204.251318] general protection fault, maybe for address 0x0: 0000 [#1] PREEMPT SMP [  204.252076] CPU: 4 PID: 274 Comm: rs:main Q:Reg Tainted: G        W          6.2.0-rc3 #1 [  204.252685] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.1-0-g3208b098f51a-prebuilt.qemu.org 04/01/2014 [  204.253207] EIP: entry_SYSENTER_32+0xe0/0xf1 [  204.253537] Code: 8b 54 24 30 8b 4c 24 3c 8e 64 24 24 5b 83 c4 08 5e 5f 5d 89 c4 eb 0b 0f 20 d8 0d 00 10 00 00 0f 22 d8 0f ba 34 24 09 96 [  204.254956] EAX: 00000000 EBX: 012b373c ECX: b69feff0 EDX: b7f59549 [  204.255282] ESI: 00000000 EDI: 00000000 EBP: ffffffff ESP: ff8b0000 [  204.255774] DS: 007b ES: 007b FS: 0000 GS: 0033 SS: 0068 EFLAGS: 00000282 [  204.256136] CR0: 80050033 CR2: bf8d5d54 CR3: 02aaf000 CR4: 001506d0 [  204.256435] Call Trace: [  204.257004] Modules linked in: [  204.257824] ---[ end trace 0000000000000000 ]--- [  204.258197] EIP: entry_SYSENTER_32+0xe0/0xf1 [  204.258722] Code: 8b 54 24 30 8b 4c 24 3c 8e 64 24 24 5b 83 c4 08 5e 5f 5d 89 c4 eb 0b 0f 20 d8 0d 00 10 00 00 0f 22 d8 0f ba 34 24 09 96 [  204.260011] EAX: 00000000 EBX: 012b373c ECX: b69feff0 EDX: b7f59549 [  204.260321] ESI: 00000000 EDI: 00000000 EBP: ffffffff ESP: ff8b0000 [  204.260854] DS: 007b ES: 007b FS: 0000 GS: 0033 SS: 0068 EFLAGS: 00000282 [  204.261157] CR0: 80050033 CR2: bf8d5d54 CR3: 02aaf000 CR4: 001506d0 [  OK  ] Reached target Host and Network Name Lookups. [  OK  ] Started NFS status monitor for NFSv2/3 locking.. [  204.744176] audit: type=1701 audit(1673507379.746:3): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=298 comm="systemd" exe=1 [  204.799915] traps: sh[309] general protection fault ip:b7f98545 sp:bf95d5ec error:0 [  204.802469] audit: type=1701 audit(1673507379.809:4): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=309 comm="sh" exe="/bin1 [  204.914694] traps: postfix-script[310] general protection fault ip:b7f19545 sp:bfeb786c error:0 [  204.916148] audit: type=1701 audit(1673507379.922:5): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=310 comm="postfix-scrip1 [  204.931021] traps: postfix-script[311] general protection fault ip:b7ee1545 sp:bfd4a30c error:0 [  204.936395] audit: type=1701 audit(1673507379.939:6): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=311 comm="postfix-scrip1 [FAILED] Failed to start Postfix Mail Transport Agent. See 'systemctl status postfix.service' for details. [  OK  ] Reached target Multi-User System.          Starting Record Runlevel Change in UTMP... [  205.527483] audit: type=1701 audit(1673507380.534:7): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=312 comm="systemd" exe=1 [FAILED] Failed to start Record Runlevel Change in UTMP. See 'systemctl status systemd-update-utmp-runlevel.service' for details. [  205.572397] general protection fault, maybe for address 0x1: 0000 [#2] PREEMPT SMP [  205.572920] CPU: 4 PID: 278 Comm: (agetty) Tainted: G      D W          6.2.0-rc3 #1 [  205.573244] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.1-0-g3208b098f51a-prebuilt.qemu.org 04/01/2014 [  205.573869] EIP: entry_SYSENTER_32+0xe0/0xf1 [  205.573921] Code: 8b 54 24 30 8b 4c 24 3c 8e 64 24 24 5b 83 c4 08 5e 5f 5d 89 c4 eb 0b 0f 20 d8 0d 00 10 00 00 0f 22 d8 0f ba 34 24 09 96 [  205.573943] EAX: 00000001 EBX: bfe01cf4 ECX: bfe01c10 EDX: b7f43549 [  205.573956] ESI: 00000000 EDI: 00000008 EBP: bfe01c38 ESP: ff8b0000 [  205.573966] DS: 007b ES: 007b FS: 0000 GS: 0033 SS: 0068 EFLAGS: 00000246 [  205.573980] CR0: 80050033 CR2: bf602e00 CR3: 02999000 CR4: 001506d0 [  205.573995] Call Trace: [  205.574085] Modules linked in: [  205.574491] ---[ end trace 0000000000000000 ]--- [  205.574548] EIP: entry_SYSENTER_32+0xe0/0xf1 [  205.585817] Code: 8b 54 24 30 8b 4c 24 3c 8e 64 24 24 5b 83 c4 08 5e 5f 5d 89 c4 eb 0b 0f 20 d8 0d 00 10 00 00 0f 22 d8 0f ba 34 24 09 96 [  205.585886] EAX: 00000000 EBX: 012b373c ECX: b69feff0 EDX: b7f59549 [  205.585910] ESI: 00000000 EDI: 00000000 EBP: ffffffff ESP: ff8b0000 [  205.585931] DS: 007b ES: 007b FS: 0000 GS: 0033 SS: 0068 EFLAGS: 00000282 [  205.585955] CR0: 80050033 CR2: bf602e00 CR3: 02999000 CR4: 001506d0 [  205.621193] general protection fault, maybe for address 0x0: 0000 [#3] PREEMPT SMP [  205.622087] CPU: 4 PID: 270 Comm: (agetty) Tainted: G      D W          6.2.0-rc3 #1 [  205.622479] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.1-0-g3208b098f51a-prebuilt.qemu.org 04/01/2014 [  205.623978] EIP: entry_SYSENTER_32+0xe0/0xf1 [  205.624242] Code: 8b 54 24 30 8b 4c 24 3c 8e 64 24 24 5b 83 c4 08 5e 5f 5d 89 c4 eb 0b 0f 20 d8 0d 00 10 00 00 0f 22 d8 0f ba 34 24 09 96 [  205.624941] EAX: 00000000 EBX: 00000003 ECX: bfe01970 EDX: b7f43549 [  205.625285] ESI: b7a22e2c EDI: b74a66b4 EBP: 00000000 ESP: ff8b0000 [  205.626096] DS: 007b ES: 007b FS: 0000 GS: 0033 SS: 0068 EFLAGS: 00000246 [  205.626687] CR0: 80050033 CR2: bf602e00 CR3: 0317f000 CR4: 001506d0 [  205.627251] Call Trace: [  205.627720] Modules linked in:                                                                                                            [  205.628633] ---[ end trace 0000000000000000 ]--- [  205.628919] EIP: entry_SYSENTER_32+0xe0/0xf1 [  205.629228] Code: 8b 54 24 30 8b 4c 24 3c 8e 64 24 24 5b 83 c4 08 5e 5f 5d 89 c4 eb 0b 0f 20 d8 0d 00 10 00 00 0f 22 d8 0f ba 34 24 09 96 [  205.633931] EAX: 00000000 EBX: 012b373c ECX: b69feff0 EDX: b7f59549 [  205.634311] ESI: 00000000 EDI: 00000000 EBP: ffffffff ESP: ff8b0000 [  205.635297] DS: 007b ES: 007b FS: 0000 GS: 0033 SS: 0068 EFLAGS: 00000282 [  205.635793] CR0: 80050033 CR2: bf602e00 CR3: 0317f000 CR4: 001506d0 [  205.720018] e1000e 0000:00:02.0 eth0: NIC Link is Up 1000 Mbps Full Duplex, Flow Control: Rx/Tx [  205.721810] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [  205.724269] general protection fault, maybe for address 0x1: 0000 [#4] PREEMPT SMP [  205.725238] CPU: 4 PID: 156 Comm: systemd-resolve Tainted: G      D W          6.2.0-rc3 #1 [  205.727191] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.1-0-g3208b098f51a-prebuilt.qemu.org 04/01/2014 [  205.728063] EIP: entry_SYSENTER_32+0xe0/0xf1 [  205.728784] Code: 8b 54 24 30 8b 4c 24 3c 8e 64 24 24 5b 83 c4 08 5e 5f 5d 89 c4 eb 0b 0f 20 d8 0d 00 10 00 00 0f 22 d8 0f ba 34 24 09 96 [  205.732473] EAX: 00000001 EBX: 00000004 ECX: bfa912f0 EDX: b7fab549 [  205.733121] ESI: ffffffff EDI: 004ba560 EBP: b7b8ee2c ESP: ff8b0000 [  205.734886] DS: 007b ES: 007b FS: 0000 GS: 0033 SS: 0068 EFLAGS: 00000246 [  205.735516] CR0: 80050033 CR2: bf602e00 CR3: 018ad000 CR4: 001506d0 [  205.735915] Call Trace: [  205.736108] Modules linked in: [  205.736829] ---[ end trace 0000000000000000 ]--- [  205.737182] EIP: entry_SYSENTER_32+0xe0/0xf1 [  205.737519] Code: 8b 54 24 30 8b 4c 24 3c 8e 64 24 24 5b 83 c4 08 5e 5f 5d 89 c4 eb 0b 0f 20 d8 0d 00 10 00 00 0f 22 d8 0f ba 34 24 09 96 [  205.738257] EAX: 00000000 EBX: 012b373c ECX: b69feff0 EDX: b7f59549 [  205.738495] ESI: 00000000 EDI: 00000000 EBP: ffffffff ESP: ff8b0000 [  205.739091] DS: 007b ES: 007b FS: 0000 GS: 0033 SS: 0068 EFLAGS: 00000282 [  205.740135] CR0: 80050033 CR2: bf602e00 CR3: 018ad000 CR4: 001506d0 [  205.765582] general protection fault, maybe for address 0x1: 0000 [#5] PREEMPT SMP [  205.766775] CPU: 4 PID: 272 Comm: in:imuxsock Tainted: G      D W          6.2.0-rc3 #1 [  205.767426] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.1-0-g3208b098f51a-prebuilt.qemu.org 04/01/2014 [  205.769185] EIP: entry_SYSENTER_32+0xe0/0xf1 [  205.769279] Code: 8b 54 24 30 8b 4c 24 3c 8e 64 24 24 5b 83 c4 08 5e 5f 5d 89 c4 eb 0b 0f 20 d8 0d 00 10 00 00 0f 22 d8 0f ba 34 24 09 96 [  205.769326] EAX: 00000001 EBX: b6b00660 ECX: b75ca1c0 EDX: b7f59549 [  205.769346] ESI: b7d39e2c EDI: 00000000 EBP: 00000001 ESP: ff8b0000 [  205.769364] DS: 007b ES: 007b FS: 0000 GS: 0033 SS: 0068 EFLAGS: 00000282 [  205.769388] CR0: 80050033 CR2: bf602e00 CR3: 02aaf000 CR4: 001506d0 [  205.769409] Call Trace: [  205.769440] Modules linked in: [  205.769820] ---[ end trace 0000000000000000 ]--- [  205.769853] EIP: entry_SYSENTER_32+0xe0/0xf1 [  205.769887] Code: 8b 54 24 30 8b 4c 24 3c 8e 64 24 24 5b 83 c4 08 5e 5f 5d 89 c4 eb 0b 0f 20 d8 0d 00 10 00 00 0f 22 d8 0f ba 34 24 09 96 [  205.769913] EAX: 00000000 EBX: 012b373c ECX: b69feff0 EDX: b7f59549 [  205.769933] ESI: 00000000 EDI: 00000000 EBP: ffffffff ESP: ff8b0000 [  205.769952] DS: 007b ES: 007b FS: 0000 GS: 0033 SS: 0068 EFLAGS: 00000282 [  205.769975] CR0: 80050033 CR2: bf602e00 CR3: 02aaf000 CR4: 001506d0 [  205.799858] systemd (1) used greatest stack depth: 5568 bytes left [  205.799994] Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b [  205.805801] Kernel Offset: disabled [  205.806723] ---[ end Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b ]--- System hangs... Regards, Zhe