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GID entry ref leak for dev syz1 index 2 ref=1
WARNING: CPU: 1 PID: 5235 at drivers/infiniband/core/cache.c:809 release_gid_table drivers/infiniband/core/cache.c:806 [inline]
WARNING: CPU: 1 PID: 5235 at drivers/infiniband/core/cache.c:809 gid_table_release_one+0x284/0x3cc drivers/infiniband/core/cache.c:886
Modules linked in:
CPU: 1 PID: 5235 Comm: kworker/u4:9 Not tainted 5.15.185-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
Workqueue: events_unbound ib_unregister_work
pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : release_gid_table drivers/infiniband/core/cache.c:806 [inline]
pc : gid_table_release_one+0x284/0x3cc drivers/infiniband/core/cache.c:886
lr : release_gid_table drivers/infiniband/core/cache.c:806 [inline]
lr : gid_table_release_one+0x284/0x3cc drivers/infiniband/core/cache.c:886
sp : ffff80001fdf7900
x29: ffff80001fdf7950 x28: ffff0000c15b6e00 x27: ffff0000d267c0d8
x26: ffff0000d267c000 x25: 0000000000000010 x24: 0000000000000001
x23: ffff80001659e000 x22: dfff800000000000 x21: 0000000000000003
x20: 1fffe0001a4cf81b x19: 1fffe0001a4cf800 x18: 1fffe0003422158e
x17: ffff800016cf0000 x16: ffff8000111a97c4 x15: ffff8000167d04c0
x14: ffff0000cc100a00 x13: 1ffff0000282c06b x12: 0000000000ff0100
x11: 0000000000000000 x10: 0000000000000000 x9 : 5708d29dcce44d00
x8 : 5708d29dcce44d00 x7 : 0000000000000000 x6 : 0000000000000000
x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff800008503958
x2 : 0000000000000001 x1 : 0000000100000000 x0 : 000000000000002d
Call trace:
 release_gid_table drivers/infiniband/core/cache.c:806 [inline]
 gid_table_release_one+0x284/0x3cc drivers/infiniband/core/cache.c:886
 ib_cache_release_one+0x144/0x174 drivers/infiniband/core/cache.c:1648
 ib_device_release+0xc4/0x18c drivers/infiniband/core/device.c:497
 device_release+0x8c/0x1ac drivers/base/core.c:-1
 kobject_cleanup lib/kobject.c:713 [inline]
 kobject_release lib/kobject.c:744 [inline]
 kref_put include/linux/kref.h:65 [inline]
 kobject_put+0x2cc/0x454 lib/kobject.c:761
 put_device+0x28/0x40 drivers/base/core.c:3520
 ib_unregister_work+0x28/0x38 drivers/infiniband/core/device.c:1595
 process_one_work+0x79c/0x1140 kernel/workqueue.c:2310
 worker_thread+0x8f4/0x101c kernel/workqueue.c:2457
 kthread+0x374/0x454 kernel/kthread.c:334
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870
irq event stamp: 828078
hardirqs last  enabled at (828077): [<ffff800008244230>] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline]
hardirqs last  enabled at (828077): [<ffff800008244230>] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4784
hardirqs last disabled at (828078): [<ffff8000111a5098>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396
softirqs last  enabled at (828062): [<ffff80000819d1e8>] softirq_handle_end kernel/softirq.c:419 [inline]
softirqs last  enabled at (828062): [<ffff80000819d1e8>] handle_softirqs+0xa4c/0xbf0 kernel/softirq.c:604
softirqs last disabled at (827265): [<ffff80000819d7ec>] __do_softirq kernel/softirq.c:610 [inline]
softirqs last disabled at (827265): [<ffff80000819d7ec>] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline]
softirqs last disabled at (827265): [<ffff80000819d7ec>] invoke_softirq kernel/softirq.c:457 [inline]
softirqs last disabled at (827265): [<ffff80000819d7ec>] __irq_exit_rcu+0x240/0x440 kernel/softirq.c:659
---[ end trace 3f9ee31a99f20398 ]---