Bug#1118437: null pointer dereference in interrupt after receiving an ip packet on veth from xsk from user space
hi,
On 10/20/25 08:41, Jason Xing wrote:
Hi,
this happens 10/10 on host or in qemu-system-x86_64-kvm running 6.16.12 or 6.17.2...
Thanks for the report.
I'm wondering if you have time to bisect which recent commit has
brought this problem. It looks like it never happens before 6.16?
and now confirming that 6.16.7 survives the reproducer code and 6.16.8 crashes...
below is the decoded and raw 6.17 trace... regarding the exact commit hash, i
would leave the chance for someone with much more resources than i have at hand....
have a nice day,
csaba
mc36@noti:~/Downloads/linux-6.17.2/scripts$ ./decode_stacktrace.sh ../../usr/lib/debug/boot/
System.map-6.17.2-cloud-amd64 vmlinux-6.17.2-cloud-amd64
mc36@noti:~/Downloads/linux-6.17.2/scripts$ ./decode_stacktrace.sh ../../usr/lib/debug/boot/vmlinux-6.17.2-cloud-amd64 < ../../6172.txt
p4emu login: [ 171.272491] BUG: kernel NULL pointer dereference, address: 0000000000000000
[ 171.274678] #PF: supervisor read access in kernel mode
[ 171.276216] #PF: error_code(0x0000) - not-present page
[ 171.277732] PGD 0 P4D 0
[ 171.278531] Oops: Oops: 0000 [#1] SMP NOPTI
[ 171.279806] CPU: 3 UID: 1 PID: 798 Comm: a.out Not tainted 6.17.2-cloud-amd64 #1 PREEMPT(lazy) Debian 6.17.2-1~exp1
[ 171.282885] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.17.0-debian-1.17.0-1 04/01/2014
[ 171.285663] RIP: 0010:xsk_destruct_skb (net/xdp/xsk.c:577 net/xdp/xsk.c:617)
[ 171.288015] Code: 48 89 df 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e 41 5f e9 1f a5 d9 ff 48 8b 43 30 4c 8d 4b 30 48 89 c7 49 39 c1 74 bf 4c 8d 60 f8 <48> 8b 00 4c 89 3c 24 4d 89 cf 48
89 5c 24 08 89 d3 48 89 74 24 10
All code
========
0: 48 89 df mov %rbx,%rdi
3: 48 83 c4 18 add $0x18,%rsp
7: 5b pop %rbx
8: 5d pop %rbp
9: 41 5c pop %r12
b: 41 5d pop %r13
d: 41 5e pop %r14
f: 41 5f pop %r15
11: e9 1f a5 d9 ff jmp 0xffffffffffd9a535
16: 48 8b 43 30 mov 0x30(%rbx),%rax
1a: 4c 8d 4b 30 lea 0x30(%rbx),%r9
1e: 48 89 c7 mov %rax,%rdi
21: 49 39 c1 cmp %rax,%r9
24: 74 bf je 0xffffffffffffffe5
26: 4c 8d 60 f8 lea -0x8(%rax),%r12
2a:* 48 8b 00 mov (%rax),%rax <-- trapping instruction
2d: 4c 89 3c 24 mov %r15,(%rsp)
31: 4d 89 cf mov %r9,%r15
34: 48 89 5c 24 08 mov %rbx,0x8(%rsp)
39: 89 d3 mov %edx,%ebx
3b: 48 89 74 24 10 mov %rsi,0x10(%rsp)
Code starting with the faulting instruction
===========================================
0: 48 8b 00 mov (%rax),%rax
3: 4c 89 3c 24 mov %r15,(%rsp)
7: 4d 89 cf mov %r9,%r15
a: 48 89 5c 24 08 mov %rbx,0x8(%rsp)
f: 89 d3 mov %edx,%ebx
11: 48 89 74 24 10 mov %rsi,0x10(%rsp)
[ 171.293459] RSP: 0018:ffffcb43c0160d48 EFLAGS: 00010086
[ 171.295023] RAX: 0000000000000000 RBX: ffff8a660484e500 RCX: 0000000000000000
[ 171.297112] RDX: 0000000000000000 RSI: 0000000000000246 RDI: 0000000000000000
[ 171.299266] RBP: 0000000000000001 R08: ffff8a66023b4780 R09: ffff8a660484e530
[ 171.301348] R10: 0000000000000000 R11: fffff1384008ed00 R12: fffffffffffffff8
[ 171.303453] R13: ffff8a667ddb2c50 R14: ffff8a6603c59400 R15: ffff8a6603c594e8
[ 171.305609] FS: 00007fd4cdcad740(0000) GS:ffff8a66c87ee000(0000) knlGS:0000000000000000
[ 171.307969] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 171.309663] CR2: 0000000000000000 CR3: 000000000593e003 CR4: 0000000000372ef0
[ 171.311756] Call Trace:
[ 171.313372] <IRQ>
[ 171.314083] ? napi_complete_done (include/linux/list.h:37 (discriminator 2) include/net/gro.h:533 (discriminator 2) include/net/gro.h:528 (discriminator 2) include/net/gro.h:540
(discriminator 2) net/core/dev.c:6593 (discriminator 2))
[ 171.315355] ip_rcv_core (include/linux/skbuff.h:3329 net/ipv4/ip_input.c:545)
[ 171.316400] ip_rcv (net/ipv4/ip_input.c:571)
[ 171.317303] __netif_receive_skb_one_core (net/core/dev.c:5991 (discriminator 6))
[ 171.318720] process_backlog (include/linux/rcupdate.h:873 net/core/dev.c:6457)
[ 171.319804] __napi_poll (net/core/dev.c:7506)
[ 171.320776] net_rx_action (net/core/dev.c:7569 net/core/dev.c:7696)
[ 171.321816] handle_softirqs (kernel/softirq.c:579)
[ 171.322885] do_softirq.part.0 (kernel/softirq.c:480 (discriminator 25))
[ 171.323949] </IRQ>
[ 171.324510] <TASK>
[ 171.325070] __local_bh_enable_ip (kernel/softirq.c:482 kernel/softirq.c:407)
[ 171.326122] __dev_direct_xmit (net/core/dev.c:4786)
[ 171.327208] __xsk_generic_xmit (net/xdp/xsk.c:912)
[ 171.328253] ? obj_cgroup_charge_account (mm/memcontrol.c:2939 (discriminator 2) mm/memcontrol.c:3071 (discriminator 2))
[ 171.329506] xsk_sendmsg (net/xdp/xsk.c:953 net/xdp/xsk.c:1007 net/xdp/xsk.c:1017)
[ 171.330424] __sys_sendto (net/socket.c:714 (discriminator 20) net/socket.c:729 (discriminator 20) net/socket.c:2228 (discriminator 20))
[ 171.331380] __x64_sys_sendto (net/socket.c:2235 (discriminator 1) net/socket.c:2231 (discriminator 1) net/socket.c:2231 (discriminator 1))
[ 171.332351] do_syscall_64 (arch/x86/entry/syscall_64.c:66 (discriminator 1) arch/x86/entry/syscall_64.c:97 (discriminator 1))
[ 171.333308] ? ttwu_queue_wakelist (kernel/sched/core.c:3988 kernel/sched/core.c:3983)
[ 171.334449] ? set_task_cpu (kernel/sched/sched.h:2168 kernel/sched/sched.h:2199 kernel/sched/core.c:3372)
[ 171.335449] ? _raw_spin_unlock_irqrestore (arch/x86/include/asm/paravirt.h:562 arch/x86/include/asm/qspinlock.h:57 include/linux/spinlock.h:204
include/linux/spinlock_api_smp.h:150 kernel/locking/spinlock.c:194)
[ 171.336685] ? try_to_wake_up (kernel/sched/core.c:4331)
[ 171.337696] ? kick_pool (kernel/workqueue.c:1285)
[ 171.338643] ? __tty_insert_flip_string_flags (drivers/tty/tty_buffer.c:318 (discriminator 25))
[ 171.339978] ? tty_insert_flip_string_and_push_buffer (drivers/tty/tty_buffer.c:565)
[ 171.341477] ? remove_wait_queue (include/linux/list.h:215 (discriminator 1) include/linux/list.h:229 (discriminator 1) include/linux/wait.h:209 (discriminator 1)
kernel/sched/wait.c:74 (discriminator 1))
[ 171.342552] ? _raw_spin_unlock_irqrestore (arch/x86/include/asm/paravirt.h:562 arch/x86/include/asm/qspinlock.h:57 include/linux/spinlock.h:204
include/linux/spinlock_api_smp.h:150 kernel/locking/spinlock.c:194)
[ 171.343788] ? n_tty_write (drivers/tty/n_tty.c:2428 (discriminator 1))
[ 171.344746] ? _raw_spin_unlock_irqrestore (arch/x86/include/asm/paravirt.h:562 arch/x86/include/asm/qspinlock.h:57 include/linux/spinlock.h:204
include/linux/spinlock_api_smp.h:150 kernel/locking/spinlock.c:194)
[ 171.345974] ? __wake_up (kernel/sched/wait.c:129 kernel/sched/wait.c:146)
[ 171.346880] ? file_tty_write.isra.0 (drivers/tty/tty_io.c:1082)
[ 171.348058] ? vfs_write (fs/read_write.c:593 fs/read_write.c:686)
[ 171.348975] ? ksys_write (fs/read_write.c:739)
[ 171.349868] ? do_syscall_64 (arch/x86/include/asm/entry-common.h:65 (discriminator 1) include/linux/irq-entry-common.h:227 (discriminator 1) include/linux/entry-common.h:175
(discriminator 1) include/linux/entry-common.h:210 (discriminator 1) arch/x86/entry/syscall_64.c:103 (discriminator 1))
[ 171.350877] ? do_user_addr_fault (arch/x86/mm/fault.c:1337)
[ 171.351993] ? exc_page_fault (arch/x86/include/asm/paravirt.h:666 arch/x86/mm/fault.c:1484 arch/x86/mm/fault.c:1532)
[ 171.353032] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[ 171.354303] RIP: 0033:0x7fd4cdeb6687
[ 171.355252] Code: 48 89 fa 4c 89 df e8 58 b3 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2
39 83 fa 08 75 de e8 23 ff ff ff
All code
========
0: 48 89 fa mov %rdi,%rdx
3: 4c 89 df mov %r11,%rdi
6: e8 58 b3 00 00 call 0xb363
b: 8b 93 08 03 00 00 mov 0x308(%rbx),%edx
11: 59 pop %rcx
12: 5e pop %rsi
13: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax
17: 74 1a je 0x33
19: 5b pop %rbx
1a: c3 ret
1b: 0f 1f 84 00 00 00 00 nopl 0x0(%rax,%rax,1)
22: 00
23: 48 8b 44 24 10 mov 0x10(%rsp),%rax
28: 0f 05 syscall
2a:* 5b pop %rbx <-- trapping instruction
2b: c3 ret
2c: 0f 1f 80 00 00 00 00 nopl 0x0(%rax)
33: 83 e2 39 and $0x39,%edx
36: 83 fa 08 cmp $0x8,%edx
39: 75 de jne 0x19
3b: e8 23 ff ff ff call 0xffffffffffffff63
Code starting with the faulting instruction
===========================================
0: 5b pop %rbx
1: c3 ret
2: 0f 1f 80 00 00 00 00 nopl 0x0(%rax)
9: 83 e2 39 and $0x39,%edx
c: 83 fa 08 cmp $0x8,%edx
f: 75 de jne 0xffffffffffffffef
11: e8 23 ff ff ff call 0xffffffffffffff39
[ 171.359811] RSP: 002b:00007ffcfccf4800 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 171.361671] RAX: ffffffffffffffda RBX: 00007fd4cdcad740 RCX: 00007fd4cdeb6687
[ 171.363457] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
[ 171.365232] RBP: 00007ffcfccf4ad0 R08: 0000000000000000 R09: 0000000000000000
[ 171.367016] R10: 0000000000000040 R11: 0000000000000202 R12: 0000000000000000
[ 171.368807] R13: 00007ffcfccf4bf8 R14: 00007fd4ce082000 R15: 00005646beb2adc8
[ 171.370582] </TASK>
[ 171.371203] Modules linked in: veth intel_rapl_msr intel_rapl_common binfmt_misc iosf_mbi kvm_intel kvm irqbypass ghash_clmulni_intel aesni_intel rapl button evdev sg efi_pstore
configfs nfnetlink vsock_loopback vmw_vsock_virtio_transport_common vmw_vsock_vmci_transport vsock vmw_vmci qemu_fw_cfg autofs4 sr_mod sd_mod cdrom ata_generic ata_piix libata
virtio_net scsi_mod net_failover serio_raw failover scsi_common
[ 171.380065] CR2: 0000000000000000
[ 171.380992] ---[ end trace 0000000000000000 ]---
[ 171.382231] RIP: 0010:xsk_destruct_skb (net/xdp/xsk.c:577 net/xdp/xsk.c:617)
[ 171.383454] Code: 48 89 df 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e 41 5f e9 1f a5 d9 ff 48 8b 43 30 4c 8d 4b 30 48 89 c7 49 39 c1 74 bf 4c 8d 60 f8 <48> 8b 00 4c 89 3c 24 4d 89 cf 48
89 5c 24 08 89 d3 48 89 74 24 10
All code
========
0: 48 89 df mov %rbx,%rdi
3: 48 83 c4 18 add $0x18,%rsp
7: 5b pop %rbx
8: 5d pop %rbp
9: 41 5c pop %r12
b: 41 5d pop %r13
d: 41 5e pop %r14
f: 41 5f pop %r15
11: e9 1f a5 d9 ff jmp 0xffffffffffd9a535
16: 48 8b 43 30 mov 0x30(%rbx),%rax
1a: 4c 8d 4b 30 lea 0x30(%rbx),%r9
1e: 48 89 c7 mov %rax,%rdi
21: 49 39 c1 cmp %rax,%r9
24: 74 bf je 0xffffffffffffffe5
26: 4c 8d 60 f8 lea -0x8(%rax),%r12
2a:* 48 8b 00 mov (%rax),%rax <-- trapping instruction
2d: 4c 89 3c 24 mov %r15,(%rsp)
31: 4d 89 cf mov %r9,%r15
34: 48 89 5c 24 08 mov %rbx,0x8(%rsp)
39: 89 d3 mov %edx,%ebx
3b: 48 89 74 24 10 mov %rsi,0x10(%rsp)
Code starting with the faulting instruction
===========================================
0: 48 8b 00 mov (%rax),%rax
3: 4c 89 3c 24 mov %r15,(%rsp)
7: 4d 89 cf mov %r9,%r15
a: 48 89 5c 24 08 mov %rbx,0x8(%rsp)
f: 89 d3 mov %edx,%ebx
11: 48 89 74 24 10 mov %rsi,0x10(%rsp)
[ 171.388004] RSP: 0018:ffffcb43c0160d48 EFLAGS: 00010086
[ 171.389300] RAX: 0000000000000000 RBX: ffff8a660484e500 RCX: 0000000000000000
[ 171.391131] RDX: 0000000000000000 RSI: 0000000000000246 RDI: 0000000000000000
[ 171.392879] RBP: 0000000000000001 R08: ffff8a66023b4780 R09: ffff8a660484e530
[ 171.394689] R10: 0000000000000000 R11: fffff1384008ed00 R12: fffffffffffffff8
[ 171.396490] R13: ffff8a667ddb2c50 R14: ffff8a6603c59400 R15: ffff8a6603c594e8
[ 171.398252] FS: 00007fd4cdcad740(0000) GS:ffff8a66c87ee000(0000) knlGS:0000000000000000
[ 171.400259] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 171.401669] CR2: 0000000000000000 CR3: 000000000593e003 CR4: 0000000000372ef0
[ 171.403446] Kernel panic - not syncing: Fatal exception in interrupt
[ 171.405183] Kernel Offset: 0x31c00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 171.407880] Rebooting in 10 seconds..
p4emu login: [ 171.272491] BUG: kernel NULL pointer dereference, address: 0000000000000000
[ 171.274678] #PF: supervisor read access in kernel mode
[ 171.276216] #PF: error_code(0x0000) - not-present page
[ 171.277732] PGD 0 P4D 0
[ 171.278531] Oops: Oops: 0000 [#1] SMP NOPTI
[ 171.279806] CPU: 3 UID: 1 PID: 798 Comm: a.out Not tainted 6.17.2-cloud-amd64 #1 PREEMPT(lazy) Debian 6.17.2-1~exp1
[ 171.282885] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.17.0-debian-1.17.0-1 04/01/2014
[ 171.285663] RIP: 0010:xsk_destruct_skb+0xd5/0x180
[ 171.288015] Code: 48 89 df 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e 41 5f e9 1f a5 d9 ff 48 8b 43 30 4c 8d 4b 30 48 89 c7 49 39 c1 74 bf 4c 8d 60 f8 <48> 8b 00 4c 89 3c 24 4d 89 cf
48 89 5c 24 08 89 d3 48 89 74 24 10
[ 171.293459] RSP: 0018:ffffcb43c0160d48 EFLAGS: 00010086
[ 171.295023] RAX: 0000000000000000 RBX: ffff8a660484e500 RCX: 0000000000000000
[ 171.297112] RDX: 0000000000000000 RSI: 0000000000000246 RDI: 0000000000000000
[ 171.299266] RBP: 0000000000000001 R08: ffff8a66023b4780 R09: ffff8a660484e530
[ 171.301348] R10: 0000000000000000 R11: fffff1384008ed00 R12: fffffffffffffff8
[ 171.303453] R13: ffff8a667ddb2c50 R14: ffff8a6603c59400 R15: ffff8a6603c594e8
[ 171.305609] FS: 00007fd4cdcad740(0000) GS:ffff8a66c87ee000(0000) knlGS:0000000000000000
[ 171.307969] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 171.309663] CR2: 0000000000000000 CR3: 000000000593e003 CR4: 0000000000372ef0
[ 171.311756] Call Trace:
[ 171.313372] <IRQ>
[ 171.314083] ? napi_complete_done+0x82/0x1c0
[ 171.315355] ip_rcv_core+0x1bd/0x350
[ 171.316400] ip_rcv+0x30/0x1f0
[ 171.317303] __netif_receive_skb_one_core+0x85/0xa0
[ 171.318720] process_backlog+0x87/0x130
[ 171.319804] __napi_poll+0x2e/0x1e0
[ 171.320776] net_rx_action+0x338/0x420
[ 171.321816] handle_softirqs+0xd4/0x310
[ 171.322885] do_softirq.part.0+0x3b/0x60
[ 171.323949] </IRQ>
[ 171.324510] <TASK>
[ 171.325070] __local_bh_enable_ip+0x60/0x70
[ 171.326122] __dev_direct_xmit+0x146/0x1e0
[ 171.327208] __xsk_generic_xmit+0x4a7/0xba0
[ 171.328253] ? obj_cgroup_charge_account+0x145/0x420
[ 171.329506] xsk_sendmsg+0xe3/0x1c0
[ 171.330424] __sys_sendto+0x1f2/0x200
[ 171.331380] __x64_sys_sendto+0x24/0x30
[ 171.332351] do_syscall_64+0x82/0x2f0
[ 171.333308] ? ttwu_queue_wakelist+0x13d/0x230
[ 171.334449] ? set_task_cpu+0xc4/0x1d0
[ 171.335449] ? _raw_spin_unlock_irqrestore+0xe/0x40
[ 171.336685] ? try_to_wake_up+0x371/0x8b0
[ 171.337696] ? kick_pool+0x5f/0x180
[ 171.338643] ? __tty_insert_flip_string_flags+0x93/0x120
[ 171.339978] ? tty_insert_flip_string_and_push_buffer+0x8d/0xc0
[ 171.341477] ? remove_wait_queue+0x24/0x60
[ 171.342552] ? _raw_spin_unlock_irqrestore+0xe/0x40
[ 171.343788] ? n_tty_write+0x3e1/0x550
[ 171.344746] ? _raw_spin_unlock_irqrestore+0xe/0x40
[ 171.345974] ? __wake_up+0x44/0x60
[ 171.346880] ? file_tty_write.isra.0+0x211/0x2c0
[ 171.348058] ? vfs_write+0x25a/0x480
[ 171.348975] ? ksys_write+0x73/0xf0
[ 171.349868] ? do_syscall_64+0xbb/0x2f0
[ 171.350877] ? do_user_addr_fault+0x21a/0x690
[ 171.351993] ? exc_page_fault+0x74/0x180
[ 171.353032] entry_SYSCALL_64_after_hwframe+0x76/0x7e
[ 171.354303] RIP: 0033:0x7fd4cdeb6687
[ 171.355252] Code: 48 89 fa 4c 89 df e8 58 b3 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83
e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 171.359811] RSP: 002b:00007ffcfccf4800 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 171.361671] RAX: ffffffffffffffda RBX: 00007fd4cdcad740 RCX: 00007fd4cdeb6687
[ 171.363457] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
[ 171.365232] RBP: 00007ffcfccf4ad0 R08: 0000000000000000 R09: 0000000000000000
[ 171.367016] R10: 0000000000000040 R11: 0000000000000202 R12: 0000000000000000
[ 171.368807] R13: 00007ffcfccf4bf8 R14: 00007fd4ce082000 R15: 00005646beb2adc8
[ 171.370582] </TASK>
[ 171.371203] Modules linked in: veth intel_rapl_msr intel_rapl_common binfmt_misc iosf_mbi kvm_intel kvm irqbypass ghash_clmulni_intel aesni_intel rapl button evdev sg efi_pstore
configfs nfnetlink vsock_loopback vmw_vsock_virtio_transport_common vmw_vsock_vmci_transport vsock vmw_vmci qemu_fw_cfg autofs4 sr_mod sd_mod cdrom ata_generic ata_piix libata
virtio_net scsi_mod net_failover serio_raw failover scsi_common
[ 171.380065] CR2: 0000000000000000
[ 171.380992] ---[ end trace 0000000000000000 ]---
[ 171.382231] RIP: 0010:xsk_destruct_skb+0xd5/0x180
[ 171.383454] Code: 48 89 df 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e 41 5f e9 1f a5 d9 ff 48 8b 43 30 4c 8d 4b 30 48 89 c7 49 39 c1 74 bf 4c 8d 60 f8 <48> 8b 00 4c 89 3c 24 4d 89 cf
48 89 5c 24 08 89 d3 48 89 74 24 10
[ 171.388004] RSP: 0018:ffffcb43c0160d48 EFLAGS: 00010086
[ 171.389300] RAX: 0000000000000000 RBX: ffff8a660484e500 RCX: 0000000000000000
[ 171.391131] RDX: 0000000000000000 RSI: 0000000000000246 RDI: 0000000000000000
[ 171.392879] RBP: 0000000000000001 R08: ffff8a66023b4780 R09: ffff8a660484e530
[ 171.394689] R10: 0000000000000000 R11: fffff1384008ed00 R12: fffffffffffffff8
[ 171.396490] R13: ffff8a667ddb2c50 R14: ffff8a6603c59400 R15: ffff8a6603c594e8
[ 171.398252] FS: 00007fd4cdcad740(0000) GS:ffff8a66c87ee000(0000) knlGS:0000000000000000
[ 171.400259] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 171.401669] CR2: 0000000000000000 CR3: 000000000593e003 CR4: 0000000000372ef0
[ 171.403446] Kernel panic - not syncing: Fatal exception in interrupt
[ 171.405183] Kernel Offset: 0x31c00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 171.407880] Rebooting in 10 seconds..
Reply to: