list_add corruption. prev->next should be next (ffffffff891c4520), but was 0000000000000000. (prev=ffff888057cfede0).
------------[ cut here ]------------
kernel BUG at lib/list_debug.c:26!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 13058 Comm: syz-executor.3 Not tainted 5.0.0-rc8+ #3
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 c0 42 a2 87 e8 c9 74 2f fe 0f 0b 48 89 f1 48 c7 c7 40 42 a2 87 4c 89 e6 e8 b5 74 2f fe <0f> 0b 4c 89 f6 48 c7 c7 e0 43 a2 87 e8 a4 74 2f fe 0f 0b 4c 89 ea
RSP: 0018:ffff888096c5fae8 EFLAGS: 00010282
RAX: 0000000000000075 RBX: ffff88807109b7b0 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff815a9066 RDI: ffffed1012d8bf4f
RBP: ffff888096c5fb00 R08: 0000000000000075 R09: ffffed1015d25021
R10: ffffed1015d25020 R11: ffff8880ae928107 R12: ffffffff891c4520
R13: ffff88807109b5e0 R14: ffff88807109b5e0 R15: 0000000000000000
FS:  00007fc4b440c700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4676273000 CR3: 0000000036fed000 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:2477 [inline]
 rdma_listen+0x63b/0x8e0 drivers/infiniband/core/cma.c:3492
 ucma_listen+0x14d/0x1c0 drivers/infiniband/core/ucma.c:1100
 ucma_write+0x2da/0x3c0 drivers/infiniband/core/ucma.c:1689
 __vfs_write+0x116/0x8e0 fs/read_write.c:485
 vfs_write+0x20c/0x580 fs/read_write.c:549
 ksys_write+0xea/0x1f0 fs/read_write.c:598
 __do_sys_write fs/read_write.c:610 [inline]
 __se_sys_write fs/read_write.c:607 [inline]
 __x64_sys_write+0x73/0xb0 fs/read_write.c:607
 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x457e29
Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007fc4b440bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457e29
RDX: 0000000000000010 RSI: 0000000020000000 RDI: 0000000000000004
RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc4b440c6d4
R13: 00000000004c70d9 R14: 00000000004dcb90 R15: 00000000ffffffff
Modules linked in:
kobject: 'loop0' (00000000d36ea246): kobject_uevent_env
kobject: 'loop0' (00000000d36ea246): fill_kobj_path: path = '/devices/virtual/block/loop0'
---[ end trace 6eecaa260a3e57ae ]---
kobject: 'kvm' (000000008765b7d3): kobject_uevent_env
RIP: 0010:__list_add_valid.cold+0x3a/0x3c lib/list_debug.c:26
kobject: 'loop4' (000000008706a148): kobject_uevent_env
kobject: 'kvm' (000000008765b7d3): fill_kobj_path: path = '/devices/virtual/misc/kvm'
Code: 0b 48 89 f2 4c 89 e1 4c 89 ee 48 c7 c7 c0 42 a2 87 e8 c9 74 2f fe 0f 0b 48 89 f1 48 c7 c7 40 42 a2 87 4c 89 e6 e8 b5 74 2f fe <0f> 0b 4c 89 f6 48 c7 c7 e0 43 a2 87 e8 a4 74 2f fe 0f 0b 4c 89 ea
kobject: 'loop4' (000000008706a148): fill_kobj_path: path = '/devices/virtual/block/loop4'
RSP: 0018:ffff888096c5fae8 EFLAGS: 00010282
RAX: 0000000000000075 RBX: ffff88807109b7b0 RCX: 0000000000000000
kobject: 'loop1' (0000000096abf8e2): kobject_uevent_env
RDX: 0000000000000000 RSI: ffffffff815a9066 RDI: ffffed1012d8bf4f
kobject: 'loop1' (0000000096abf8e2): fill_kobj_path: path = '/devices/virtual/block/loop1'
RBP: ffff888096c5fb00 R08: 0000000000000075 R09: ffffed1015d25021
R10: ffffed1015d25020 R11: ffff8880ae928107 R12: ffffffff891c4520
kobject: 'loop4' (000000008706a148): kobject_uevent_env
R13: ffff88807109b5e0 R14: ffff88807109b5e0 R15: 0000000000000000
kobject: 'loop4' (000000008706a148): fill_kobj_path: path = '/devices/virtual/block/loop4'
FS:  00007fc4b440c700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
kobject: 'loop5' (0000000011c58f94): kobject_uevent_env
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
kobject: 'loop5' (0000000011c58f94): fill_kobj_path: path = '/devices/virtual/block/loop5'
CR2: 0000000002144e90 CR3: 0000000036fed000 CR4: 00000000001406e0
kobject: 'loop1' (0000000096abf8e2): kobject_uevent_env
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
kobject: 'loop1' (0000000096abf8e2): fill_kobj_path: path = '/devices/virtual/block/loop1'
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
kobject: 'loop2' (0000000003acf792): kobject_uevent_env