watchdog: BUG: soft lockup - CPU#0 stuck for 123s! [syz-executor3:15557]
Modules linked in:
CPU: 0 PID: 15557 Comm: syz-executor3 Not tainted 4.18.0-rc4+ #27
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:msan_get_shadow_origin_ptr+0x0/0x300 mm/kmsan/kmsan_instr.c:324
Code: 66 2e 0f 1f 84 00 00 00 00 00 eb fe e8 79 ee 5c ff 66 0f 1f 84 00 00 00 00 00 55 48 89 e5 31 d2 e8 05 00 00 00 5d c3 0f 1f 00 <55> 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 30 49 89 f4 49 89 
RSP: 0000:ffff880197aef608 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: ffffffff815565a5 RBX: 0000000000000003 RCX: ffff8801b41d1d80
RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff880197aef678
RBP: ffff880197aef610 R08: 0000000000000000 R09: 0000000000000002
R10: 0000000000000000 R11: ffffffff8117d090 R12: ffff880197aef678
R13: 0000000000000000 R14: 0000000000000000 R15: ffff8801b41d2680
FS:  00000000016f9940(0000) GS:ffff88021fc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000072c029 CR3: 00000001047cc000 CR4: 00000000001406f0
DR0: 0000000020000000 DR1: 0000000020000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Call Trace:
 csd_lock_wait kernel/smp.c:108 [inline]
 smp_call_function_single+0x363/0x500 kernel/smp.c:302
 smp_call_function_many+0x672/0xe30 kernel/smp.c:434
 native_flush_tlb_others+0x4e9/0x510 arch/x86/mm/tlb.c:595
 flush_tlb_mm_range+0x358/0x490 arch/x86/mm/tlb.c:644
 flush_tlb_page arch/x86/include/asm/tlbflush.h:526 [inline]
 ptep_clear_flush+0x11c/0x1f0 mm/pgtable-generic.c:87
 wp_page_copy+0x1696/0x24f0 mm/memory.c:2538
 do_wp_page+0xe8d/0x2fb0 include/linux/spinlock_api_smp.h:152
 handle_pte_fault mm/memory.c:3990 [inline]
 __handle_mm_fault mm/memory.c:4098 [inline]
 handle_mm_fault+0x35bf/0x85e0 mm/memory.c:4135
 __do_page_fault+0xa76/0x1810 arch/x86/mm/fault.c:1397
 do_page_fault+0x98/0xd0 arch/x86/mm/fault.c:1474
 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1169
RIP: 0033:0x4071ba
Code: 83 c4 28 c3 bf ea ab 4b 00 31 c0 e8 b0 9d ff ff e8 9b 22 05 00 90 66 2e 0f 1f 84 00 00 00 00 00 53 c6 07 01 48 89 fb 89 77 04 <c6> 47 39 01 48 83 c7 24 c7 47 fc 00 00 00 00 c7 07 00 00 00 00 e8 
RSP: 002b:0000000000a3e8e0 EFLAGS: 00010246
RAX: 0000000000000003 RBX: 000000000072bff0 RCX: ffffffffffffffff
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000000000072bff0
RBP: 00000000000007d6 R08: 0000000000000002 R09: 0000000000a3ea30
R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000002
R13: 0000000000a3ea30 R14: 000000000072c014 R15: 0000000000000002
Sending NMI from CPU 0 to CPUs 1:
------------[ cut here ]------------
kernel BUG at mm/kmsan/kmsan_entry.c:81!
invalid opcode: 0000 [#1] SMP PTI
CPU: 1 PID: 15563 Comm: syz-executor3 Not tainted 4.18.0-rc4+ #27
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:kmsan_nmi_enter+0x42/0x70 mm/kmsan/kmsan_entry.c:80
Code: 00 74 27 65 8b 04 25 80 90 03 00 83 c0 01 83 f8 08 7d 27 65 89 04 25 80 90 03 00 65 c6 04 25 15 6e 0b 00 ff c3 0f 0b 90 eb fe <0f> 0b 66 90 66 2e 0f 1f 84 00 00 00 00 00 eb fe 0f 0b 66 90 66 2e 
RSP: 0018:fffffe0000049ea8 EFLAGS: 00010046
RAX: 0000000000000200 RBX: 0000000000000001 RCX: 00000000c0000101
RDX: 00000000ffff8802 RSI: ffffffff8a40136c RDI: ffff88011a0ba000
RBP: fffffe0000049ef9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 00000001047cc000 R15: 0000000000000000
FS:  00007f046e17d700(0000) GS:ffff88021fd00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa9e113adb8 CR3: 00000001047cc000 CR4: 00000000001406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
Modules linked in:
Dumping ftrace buffer:
   (ftrace buffer empty)
---[ end trace 76f5f0368fe7767b ]---
RIP: 0010:kmsan_nmi_enter+0x42/0x70 mm/kmsan/kmsan_entry.c:80
Code: 00 74 27 65 8b 04 25 80 90 03 00 83 c0 01 83 f8 08 7d 27 65 89 04 25 80 90 03 00 65 c6 04 25 15 6e 0b 00 ff c3 0f 0b 90 eb fe <0f> 0b 66 90 66 2e 0f 1f 84 00 00 00 00 00 eb fe 0f 0b 66 90 66 2e 
RSP: 0018:fffffe0000049ea8 EFLAGS: 00010046
RAX: 0000000000000200 RBX: 0000000000000001 RCX: 00000000c0000101
RDX: 00000000ffff8802 RSI: ffffffff8a40136c RDI: ffff88011a0ba000
RBP: fffffe0000049ef9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 00000001047cc000 R15: 0000000000000000
FS:  00007f046e17d700(0000) GS:ffff88021fd00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa9e113adb8 CR3: 00000001047cc000 CR4: 00000000001406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400