kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 10953 Comm: syz-executor4 Not tainted 5.0.0-rc4+ #54
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:cma_bind_listen drivers/infiniband/core/cma.c:3358 [inline]
RIP: 0010:rdma_listen+0x363/0xa10 drivers/infiniband/core/cma.c:3472
Code: 8b ac 24 c8 01 00 00 31 f6 48 c7 c7 a0 b7 1b 8a e8 62 a8 4c 02 48 b8 00 00 00 00 00 fc ff df 49 8d 7d 08 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 a4 05 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b
kobject: 'loop3' (00000000ec4302ff): kobject_uevent_env
RSP: 0018:ffff88805c84f9d8 EFLAGS: 00010202
kobject: 'loop3' (00000000ec4302ff): fill_kobj_path: path = '/devices/virtual/block/loop3'
RAX: dffffc0000000000 RBX: 1ffff1100b909f3e RCX: 0000000000000000
RDX: 0000000000000001 RSI: 0000000000000008 RDI: 0000000000000008
RBP: ffff88805c84fa78 R08: 0000000000000000 R09: fffffbfff14376f5
R10: ffff88805c84f9c8 R11: ffffffff8a1bb7a7 R12: ffff8880a3539700
R13: 0000000000000000 R14: 0000000000000400 R15: ffff88805c84fa50
FS:  00007fa41d5c0700(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ff332c08000 CR3: 000000009e155000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 ucma_listen+0x1bf/0x250 drivers/infiniband/core/ucma.c:1100
 ucma_write+0x36b/0x480 drivers/infiniband/core/ucma.c:1689
 __vfs_write+0x116/0xb40 fs/read_write.c:485
 vfs_write+0x20c/0x580 fs/read_write.c:549
 ksys_write+0x105/0x260 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+0x1a3/0x800 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x457e39
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:00007fa41d5bfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457e39
RDX: 00000000000000c1 RSI: 0000000020000040 RDI: 0000000000000004
RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa41d5c06d4
R13: 00000000004c6ffc R14: 00000000004dc920 R15: 00000000ffffffff
Modules linked in:
---[ end trace 49e550f8efbf498d ]---
RIP: 0010:cma_bind_listen drivers/infiniband/core/cma.c:3358 [inline]
RIP: 0010:rdma_listen+0x363/0xa10 drivers/infiniband/core/cma.c:3472
Code: 8b ac 24 c8 01 00 00 31 f6 48 c7 c7 a0 b7 1b 8a e8 62 a8 4c 02 48 b8 00 00 00 00 00 fc ff df 49 8d 7d 08 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 a4 05 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b
RSP: 0018:ffff88805c84f9d8 EFLAGS: 00010202
RAX: dffffc0000000000 RBX: 1ffff1100b909f3e RCX: 0000000000000000
RDX: 0000000000000001 RSI: 0000000000000008 RDI: 0000000000000008
RBP: ffff88805c84fa78 R08: 0000000000000000 R09: fffffbfff14376f5
R10: ffff88805c84f9c8 R11: ffffffff8a1bb7a7 R12: ffff8880a3539700
R13: 0000000000000000 R14: 0000000000000400 R15: ffff88805c84fa50
FS:  00007fa41d5c0700(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ff332c08000 CR3: 000000009e155000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400