syzbot

smc: removing ib device syz1
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GID entry ref leak for dev syz1 index 2 ref=403
WARNING: CPU: 0 PID: 12 at drivers/infiniband/core/cache.c:809 release_gid_table drivers/infiniband/core/cache.c:806 [inline]
WARNING: CPU: 0 PID: 12 at drivers/infiniband/core/cache.c:809 gid_table_release_one+0x30f/0x490 drivers/infiniband/core/cache.c:886
Modules linked in:
CPU: 0 PID: 12 Comm: kworker/u4:1 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Workqueue: ib-unreg-wq ib_unregister_work
RIP: 0010:release_gid_table drivers/infiniband/core/cache.c:806 [inline]
RIP: 0010:gid_table_release_one+0x30f/0x490 drivers/infiniband/core/cache.c:886
Code: 03 48 b9 00 00 00 00 00 fc ff df 0f b6 04 08 84 c0 75 3c 41 8b 0e 48 c7 c7 20 11 86 8b 48 8b 74 24 20 44 89 fa e8 91 b5 af f9 <0f> 0b e9 14 ff ff ff 44 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c 1a ff
RSP: 0018:ffffc90000117a68 EFLAGS: 00010246
RAX: 2ba57be211926b00 RBX: ffff88807ac810d8 RCX: ffff88801b655a00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
RBP: 1ffff1100f590200 R08: ffffc90000117667 R09: 1ffff92000022ecc
R10: dffffc0000000000 R11: fffff52000022ecd R12: 1ffff1100f59021b
R13: ffff88807ac81000 R14: ffff888142f1c500 R15: 0000000000000002
FS:  0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc90f8fcb8 CR3: 000000007d35d000 CR4: 00000000003506f0
Call Trace:
 <TASK>
 ib_device_release+0xd2/0x1b0 drivers/infiniband/core/device.c:498
 device_release+0x96/0x1c0 drivers/base/core.c:-1
 kobject_cleanup lib/kobject.c:689 [inline]
 kobject_release lib/kobject.c:720 [inline]
 kref_put include/linux/kref.h:65 [inline]
 kobject_put+0x221/0x470 lib/kobject.c:737
 process_one_work kernel/workqueue.c:2634 [inline]
 process_scheduled_works+0xa45/0x15b0 kernel/workqueue.c:2711
 worker_thread+0xa55/0xfc0 kernel/workqueue.c:2792
 kthread+0x2fa/0x390 kernel/kthread.c:388
 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293
 </TASK>