smc: removing ib device syz0 ------------[ cut here ]------------ WARNING: CPU: 3 PID: 76 at drivers/infiniband/sw/rxe/rxe_pool.c:116 rxe_pool_cleanup+0x41/0x60 drivers/infiniband/sw/rxe/rxe_pool.c:116 Modules linked in: CPU: 3 UID: 0 PID: 76 Comm: kworker/u32:4 Not tainted 6.14.0-syzkaller-01103-g2df0c02dab82 #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Workqueue: ib-unreg-wq ib_unregister_work RIP: 0010:rxe_pool_cleanup+0x41/0x60 drivers/infiniband/sw/rxe/rxe_pool.c:116 Code: 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 1f 48 83 bb 80 00 00 00 00 75 06 5b e9 b5 02 29 f9 e8 b0 02 29 f9 90 <0f> 0b 90 5b e9 a6 02 29 f9 e8 11 b2 8b f9 eb da 66 66 2e 0f 1f 84 RSP: 0018:ffffc9000103fbb0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff88806858d300 RCX: ffffffff886c6d54 RDX: ffff88801fb58000 RSI: ffffffff8891f2e0 RDI: ffff88806858d380 RBP: ffffffff88905c40 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000002 R11: 0000000000000000 R12: ffff88806858c658 R13: ffff88806858bfe0 R14: ffff88806858bfe0 R15: ffff88806858d068 FS: 0000000000000000(0000) GS:ffff888097f5a000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000002cb15ffc CR3: 000000004a87e000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: rxe_dealloc+0x26/0x110 drivers/infiniband/sw/rxe/rxe.c:24 ib_dealloc_device+0x46/0x230 drivers/infiniband/core/device.c:647 __ib_unregister_device+0x396/0x480 drivers/infiniband/core/device.c:1520 ib_unregister_work+0x19/0x30 drivers/infiniband/core/device.c:1614 process_one_work+0x9cc/0x1b70 kernel/workqueue.c:3238 process_scheduled_works kernel/workqueue.c:3319 [inline] worker_thread+0x6c1/0xef0 kernel/workqueue.c:3400 kthread+0x3a4/0x760 kernel/kthread.c:464 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:153 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245