syzbot

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GID entry ref leak for dev syz1 index 2 ref=72
WARNING: CPU: 1 PID: 148 at drivers/infiniband/core/cache.c:809 release_gid_table drivers/infiniband/core/cache.c:806 [inline]
WARNING: CPU: 1 PID: 148 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: 148 Comm: kworker/u4:2 Not tainted 5.15.184-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 : ffff80001be27900
x29: ffff80001be27950 x28: ffff0000d2687600 x27: ffff0000d26882d8
x26: ffff0000d2688200 x25: 0000000000000010 x24: 0000000000000001
x23: ffff80001658e000 x22: dfff800000000000 x21: 0000000000000003
x20: 1fffe0001a4d105b x19: 1fffe0001a4d1040 x18: 0000000000000001
x17: 0000000000000000 x16: ffff8000111a5644 x15: 00000000ffffffff
x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100
x11: 0000000000000000 x10: 0000000000000000 x9 : 1082cbb731948700
x8 : 1082cbb731948700 x7 : 0000000000000001 x6 : 0000000000000001
x5 : ffff80001be271f8 x4 : ffff80001422f280 x3 : ffff80000a732644
x2 : ffff0001a111cd10 x1 : 0000000100000000 x0 : 000000000000002e
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: 525608
hardirqs last  enabled at (525607): [<ffff8000082f7654>] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257
hardirqs last disabled at (525608): [<ffff8000111a0f18>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396
softirqs last  enabled at (525604): [<ffff80000819d0d8>] softirq_handle_end kernel/softirq.c:401 [inline]
softirqs last  enabled at (525604): [<ffff80000819d0d8>] handle_softirqs+0xa4c/0xbf0 kernel/softirq.c:586
softirqs last disabled at (525459): [<ffff80000819d6dc>] __do_softirq kernel/softirq.c:592 [inline]
softirqs last disabled at (525459): [<ffff80000819d6dc>] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline]
softirqs last disabled at (525459): [<ffff80000819d6dc>] invoke_softirq kernel/softirq.c:439 [inline]
softirqs last disabled at (525459): [<ffff80000819d6dc>] __irq_exit_rcu+0x240/0x440 kernel/softirq.c:641
---[ end trace a0dbd26999cb8cdb ]---
netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
device hsr_slave_0 left promiscuous mode
device hsr_slave_1 left promiscuous mode
batman_adv: batadv0: Interface deactivated: batadv_slave_0
batman_adv: batadv0: Removing interface: batadv_slave_0
batman_adv: batadv0: Interface deactivated: batadv_slave_1
batman_adv: batadv0: Removing interface: batadv_slave_1
device bridge_slave_1 left promiscuous mode
bridge0: port 2(bridge_slave_1) entered disabled state
device bridge_slave_0 left promiscuous mode
bridge0: port 1(bridge_slave_0) entered disabled state
device veth1_macvtap left promiscuous mode
device veth0_macvtap left promiscuous mode
device veth1_vlan left promiscuous mode
device veth0_vlan left promiscuous mode
team0 (unregistering): Port device team_slave_1 removed
team0 (unregistering): Port device team_slave_0 removed
bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
bond0 (unregistering): Released all slaves