------------[ cut here ]------------
kernel BUG at lib/list_debug.c:26!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 17101 Comm: syz-executor.5 Not tainted 5.3.0-rc6+ #147
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:__list_add_valid.cold+0x3a/0x3c lib/list_debug.c:26
Code: 0b 48 89 f2 4c 89 e1 4c 89 ee 48 c7 c7 00 28 c6 87 e8 79 fb 1d fe 0f 0b 48 89 f1 48 c7 c7 80 27 c6 87 4c 89 e6 e8 65 fb 1d fe <0f> 0b 4c 89 f6 48 c7 c7 20 29 c6 87 e8 54 fb 1d fe 0f 0b 4c 89 ea
RSP: 0018:ffff8880887e7c08 EFLAGS: 00010286
RAX: 0000000000000075 RBX: ffff8880676314f0 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff815c2576 RDI: ffffed10110fcf73
RBP: ffff8880887e7c20 R08: 0000000000000075 R09: ffffed1015d260d1
R10: ffffed1015d260d0 R11: ffff8880ae930687 R12: ffffffff89620b80
R13: ffff888067631320 R14: ffff888067631320 R15: 0000000000000000
FS:  00007faee9fb6700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2c120000 CR3: 000000012c300000 CR4: 00000000001426e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 __list_add include/linux/list.h:60 [inline]
 list_add_tail include/linux/list.h:93 [inline]
 cma_listen_on_all drivers/infiniband/core/cma.c:2508 [inline]
 rdma_listen+0x6b7/0x970 drivers/infiniband/core/cma.c:3562
 ucma_listen+0x14d/0x1c0 drivers/infiniband/core/ucma.c:1092
 ucma_write+0x2d7/0x3c0 drivers/infiniband/core/ucma.c:1684
 __vfs_write+0x8a/0x110 fs/read_write.c:494
 vfs_write+0x268/0x5d0 fs/read_write.c:558
 ksys_write+0x220/0x290 fs/read_write.c:611
 __do_sys_write fs/read_write.c:623 [inline]
 __se_sys_write fs/read_write.c:620 [inline]
 __x64_sys_write+0x73/0xb0 fs/read_write.c:620
 do_syscall_64+0xfd/0x6a0 arch/x86/entry/common.c:296
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x459879
Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007faee9fb5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459879
RDX: 0000000000000010 RSI: 0000000020000380 RDI: 0000000000000003
RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007faee9fb66d4
R13: 00000000004c97f7 R14: 00000000004e0db0 R15: 00000000ffffffff
Modules linked in:
---[ end trace e56c7fd064ba51ee ]---
RIP: 0010:__list_add_valid.cold+0x3a/0x3c lib/list_debug.c:26
Code: 0b 48 89 f2 4c 89 e1 4c 89 ee 48 c7 c7 00 28 c6 87 e8 79 fb 1d fe 0f 0b 48 89 f1 48 c7 c7 80 27 c6 87 4c 89 e6 e8 65 fb 1d fe <0f> 0b 4c 89 f6 48 c7 c7 20 29 c6 87 e8 54 fb 1d fe 0f 0b 4c 89 ea
RSP: 0018:ffff8880887e7c08 EFLAGS: 00010286
RAX: 0000000000000075 RBX: ffff8880676314f0 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff815c2576 RDI: ffffed10110fcf73
RBP: ffff8880887e7c20 R08: 0000000000000075 R09: ffffed1015d260d1
R10: ffffed1015d260d0 R11: ffff8880ae930687 R12: ffffffff89620b80
R13: ffff888067631320 R14: ffff888067631320 R15: 0000000000000000
FS:  00007faee9fb6700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555573ad938 CR3: 000000012c300000 CR4: 00000000001426e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400