list_add corruption. prev->next should be next (ffffffff891c4520), but was 800000005e766007. (prev=ffff88804d1be1e0).
------------[ cut here ]------------
kernel BUG at lib/list_debug.c:26!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 8789 Comm: syz-executor.2 Not tainted 5.0.0 #4
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:ffff888216027ae8 EFLAGS: 00010282
RAX: 0000000000000075 RBX: ffff888056704ff0 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff815a9066 RDI: ffffed1042c04f4f
RBP: ffff888216027b00 R08: 0000000000000075 R09: ffffed1015d05021
R10: ffffed1015d05020 R11: ffff8880ae828107 R12: ffffffff891c4520
R13: ffff888056704e20 R14: ffff888056704e20 R15: 0000000000000000
FS:  00007f17ed177700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000ed47d0 CR3: 000000004b457000 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
kobject: 'kvm' (000000005100235e): kobject_uevent_env
 __vfs_write+0x116/0x8e0 fs/read_write.c:485
kobject: 'kvm' (000000005100235e): fill_kobj_path: path = '/devices/virtual/misc/kvm'
 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:00007f17ed176c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457e29
RDX: 00000000ffffff3a RSI: 00000000200001c0 RDI: 0000000000000003
RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f17ed1776d4
R13: 00000000004c70d9 R14: 00000000004dcb90 R15: 00000000ffffffff
Modules linked in:
kobject: 'loop1' (00000000e32e9f3a): kobject_uevent_env
kobject: 'loop1' (00000000e32e9f3a): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'kvm' (000000005100235e): kobject_uevent_env
kobject: 'loop0' (000000005e0dd90b): kobject_uevent_env
kobject: 'loop0' (000000005e0dd90b): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'kvm' (000000005100235e): fill_kobj_path: path = '/devices/virtual/misc/kvm'
---[ end trace b73d6a7f14615a9c ]---
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
kobject: 'loop4' (0000000052cea468): kobject_uevent_env
kobject: 'loop4' (0000000052cea468): fill_kobj_path: path = '/devices/virtual/block/loop4'
RSP: 0018:ffff888216027ae8 EFLAGS: 00010282
RAX: 0000000000000075 RBX: ffff888056704ff0 RCX: 0000000000000000
kobject: 'loop3' (00000000f8d7b39b): kobject_uevent_env
kobject: 'loop3' (00000000f8d7b39b): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'kvm' (000000005100235e): kobject_uevent_env
netlink: 60 bytes leftover after parsing attributes in process `syz-executor.5'.
RDX: 0000000000000000 RSI: ffffffff815a9066 RDI: ffffed1042c04f4f
kobject: 'kvm' (000000005100235e): kobject_uevent_env
RBP: ffff888216027b00 R08: 0000000000000075 R09: ffffed1015d05021
Enabling of bearer <udp:syz0> rejected, failed to enable media
kobject: 'kvm' (000000005100235e): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'kvm' (000000005100235e): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop4' (0000000052cea468): kobject_uevent_env
R10: ffffed1015d05020 R11: ffff8880ae828107 R12: ffffffff891c4520
kobject: 'loop4' (0000000052cea468): fill_kobj_path: path = '/devices/virtual/block/loop4'
Enabling of bearer <udp:syz0> rejected, failed to enable media
R13: ffff888056704e20 R14: ffff888056704e20 R15: 0000000000000000
kobject: 'loop1' (00000000e32e9f3a): kobject_uevent_env
kobject: 'kvm' (000000005100235e): kobject_uevent_env
FS:  00007f17ed177700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
kobject: 'loop1' (00000000e32e9f3a): fill_kobj_path: path = '/devices/virtual/block/loop1'
netlink: 60 bytes leftover after parsing attributes in process `syz-executor.5'.
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
kobject: 'loop5' (00000000cab05486): kobject_uevent_env
CR2: 0000000000a50489 CR3: 000000004b457000 CR4: 00000000001426f0
kobject: 'loop5' (00000000cab05486): fill_kobj_path: path = '/devices/virtual/block/loop5'
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
kobject: 'kvm' (000000005100235e): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop4' (0000000052cea468): kobject_uevent_env
kobject: 'loop4' (0000000052cea468): fill_kobj_path: path = '/devices/virtual/block/loop4'
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
kobject: 'kvm' (000000005100235e): kobject_uevent_env