IPVS: ftp: loaded support on port[0] = 21
BUG: unable to handle kernel paging request at ffffea0009faf6c0
PGD 21f7ef067 P4D 21f7ef067 PUD ffffffff811a505d 
BAD
Oops: 0009 [#1] SMP PTI
Dumping ftrace buffer:
   (ftrace buffer empty)
Modules linked in:
CPU: 1 PID: 4480 Comm: syz-executor3 Not tainted 4.17.0+ #8
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:msan_get_shadow_origin_ptr+0x161/0x230 mm/kmsan/kmsan_instr.c:260
RSP: 0018:ffff880126befbd8 EFLAGS: 00010202
RAX: 0000000009faf680 RBX: ffffffff8b58a000 RCX: 00000000001a9d3c
RDX: 00000000000006a0 RSI: 0000000000000004 RDI: ffffea0000000000
RBP: ffff880126befc08 R08: 0000000001080020 R09: 0000000000000002
R10: 0000000000000000 R11: ffffffff8133eda0 R12: 0000160000000000
BUG: unable to handle kernel paging request at ffffea0006e87990
PGD 21f7ef067 P4D 21f7ef067 PUD ffffffff811a505d 
BAD
Oops: 0009 [#2] SMP PTI
Dumping ftrace buffer:
   (ftrace buffer empty)
Modules linked in:
CPU: 1 PID: 4480 Comm: syz-executor3 Not tainted 4.17.0+ #8
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:kmsan_get_shadow_address+0xf6/0x1f0 mm/kmsan/kmsan.c:1371
RSP: 0018:ffff880126beeea8 EFLAGS: 00010082
RAX: 0000000006e87940 RBX: 0000000000000480 RCX: ffffea0000000000
RDX: ffffea0006e87940 RSI: ffff880126beef4e RDI: 0000000000000000
RBP: ffff880126beeec0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff880126beef4e
R13: 0000000000000001 R14: 0000000000000001 R15: 0000000000000001
FS:  0000000000ca3940(0000) GS:ffff88021fd00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffea0006e87990 CR3: 0000000125c0a000 CR4: 00000000001406e0
DR0: 0000000020000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Call Trace:
 kmsan_internal_memset_shadow mm/kmsan/kmsan.c:172 [inline]
 kmsan_internal_unpoison_shadow+0x5c/0xe0 mm/kmsan/kmsan.c:209
 __msan_unpoison_alloca+0x66/0xb0 mm/kmsan/kmsan_instr.c:603
 do_page_fault+0x2a/0x250 arch/x86/mm/fault.c:1468
 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160
RIP: 0010:msan_get_shadow_origin_ptr+0x161/0x230 mm/kmsan/kmsan_instr.c:260
RSP: 0018:ffff880126bef030 EFLAGS: 00010006
RAX: 0000000006e879a0 RBX: ffffffff8b58c000 RCX: 0000000000126bef
RDX: 0000000000000480 RSI: 0000000000000001 RDI: ffffea0000000000
RBP: ffff880126bef060 R08: 0000000000000000 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff847d3cc0 R12: 0000160000000000
R13: 0000000006e879a0 R14: ffffffff8b58b000 R15: ffff880126bef198
 __msan_metadata_ptr_for_store_1+0x13/0x20 mm/kmsan/kmsan_instr.c:318
 variable_test_bit arch/x86/include/asm/bitops.h:338 [inline]
 cpumask_test_cpu include/linux/cpumask.h:332 [inline]
 call_console_drivers kernel/printk/printk.c:1720 [inline]
 console_unlock+0x1553/0x1c80 kernel/printk/printk.c:2408
 vprintk_emit+0xd83/0x1060 kernel/printk/printk.c:1915
 vprintk_default+0x90/0xa0 kernel/printk/printk.c:1955
 vprintk_func+0x517/0x700 kernel/printk/printk_safe.c:379
 printk+0x1e4/0x210 kernel/printk/printk.c:1991
 __show_regs+0x5a0/0xda0 arch/x86/kernel/process_64.c:85
 show_regs+0x71/0x640 arch/x86/kernel/dumpstack.c:402
 __die+0x363/0x490 arch/x86/kernel/dumpstack.c:339
 no_context+0xe78/0x1240 arch/x86/mm/fault.c:815
 __bad_area_nosemaphore+0x141/0xc00 arch/x86/mm/fault.c:906
 bad_area_nosemaphore+0xbe/0xd0 arch/x86/mm/fault.c:913
 __do_page_fault+0x649/0x1a10 arch/x86/mm/fault.c:1204
 do_page_fault+0xb7/0x250 arch/x86/mm/fault.c:1477
 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160
RIP: 0010:msan_get_shadow_origin_ptr+0x161/0x230 mm/kmsan/kmsan_instr.c:260
RSP: 0018:ffff880126befbd8 EFLAGS: 00010202
RAX: 0000000009faf680 RBX: ffffffff8b58a000 RCX: 00000000001a9d3c
RDX: 00000000000006a0 RSI: 0000000000000004 RDI: ffffea0000000000
RBP: ffff880126befc08 R08: 0000000001080020 R09: 0000000000000002
R10: 0000000000000000 R11: ffffffff8133eda0 R12: 0000160000000000
R13: 0000000009faf680 R14: ffffffff8b589000 R15: ffff8801a9d3cf80
 __msan_metadata_ptr_for_load_4+0x10/0x20 mm/kmsan/kmsan_instr.c:320
 membarrier_mm_sync_core_before_usermode+0x27/0xd0 include/linux/sched/mm.h:229
 finish_task_switch+0xf3/0x270 kernel/sched/core.c:2742
 context_switch kernel/sched/core.c:2883 [inline]
 __schedule+0x66b/0x770 kernel/sched/core.c:3524
 schedule+0x1cc/0x2f0 kernel/sched/core.c:3568
 freezable_schedule include/linux/freezer.h:172 [inline]
 do_nanosleep+0x2c3/0x9c0 kernel/time/hrtimer.c:1689
 hrtimer_nanosleep kernel/time/hrtimer.c:1743 [inline]
 __do_sys_nanosleep kernel/time/hrtimer.c:1775 [inline]
 __se_sys_nanosleep+0x4b3/0x6a0 kernel/time/hrtimer.c:1762
 __x64_sys_nanosleep+0x92/0xc0 kernel/time/hrtimer.c:1762
 do_syscall_64+0x15b/0x230 arch/x86/entry/common.c:287
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x481230
RSP: 002b:0000000000a3ea98 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
RAX: ffffffffffffffda RBX: 00000000000001c1 RCX: 0000000000481230
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a3eaa0
RBP: 00000000000492a3 R08: 0000000000000001 R09: 0000000000ca3940
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000006 R14: 000000000000065e R15: 0000000000048f7a
Code: 48 8b 14 25 10 60 c3 8a eb 0a 48 ba 00 00 00 80 ff 77 00 00 48 01 c2 48 c1 ea 0c 48 8d 04 52 48 c1 e0 05 48 89 c2 48 01 ca 74 4c <80> 7c 01 50 00 75 74 48 8b 44 01 40 48 85 c0 0f 84 85 00 00 00 
RIP: kmsan_get_shadow_address+0xf6/0x1f0 mm/kmsan/kmsan.c:1371 RSP: ffff880126beeea8
CR2: ffffea0006e87990
---[ end trace c039faa508a0897d ]---