lo speed is unknown, defaulting to 1000 lo speed is unknown, defaulting to 1000 smc: removing ib device sz1 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8771 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: 0 UID: 0 PID: 8771 Comm: syz.3.830 Not tainted 6.16.0-rc7-syzkaller-00127-g302f88ff3584 #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 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 65 b4 0e f9 e8 60 b4 0e f9 90 <0f> 0b 90 5b e9 56 b4 0e f9 e8 61 0f 73 f9 eb da 66 66 2e 0f 1f 84 RSP: 0018:ffffc90003bff1d8 EFLAGS: 00010246 RAX: 0000000000080000 RBX: ffff88804ef75320 RCX: ffffc90026001000 RDX: 0000000000080000 RSI: ffffffff88aca090 RDI: ffff88804ef753a0 RBP: ffffffff88ab0540 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000002 R11: 0000000000000001 R12: ffff88804ef74668 R13: ffff88804ef73fe0 R14: ffff88804ef73fe0 R15: ffff88804ef75080 FS: 0000000000000000(0000) GS:ffff88809752d000(0063) knlGS:00000000f50feb40 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: 00007ffb054c10c0 CR3: 00000000137c6000 CR4: 0000000000352ef0 Call Trace: rxe_dealloc+0x25/0xc0 drivers/infiniband/sw/rxe/rxe.c:24 ib_dealloc_device+0x49/0x230 drivers/infiniband/core/device.c:656 __ib_unregister_device+0x396/0x480 drivers/infiniband/core/device.c:1536 ib_unregister_device_and_put+0x5a/0x80 drivers/infiniband/core/device.c:1583 nldev_dellink+0x21f/0x320 drivers/infiniband/core/nldev.c:1826 rdma_nl_rcv_msg+0x38a/0x6e0 drivers/infiniband/core/netlink.c:195 rdma_nl_rcv_skb.constprop.0.isra.0+0x2d0/0x430 drivers/infiniband/core/netlink.c:239 netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline] netlink_unicast+0x58a/0x850 net/netlink/af_netlink.c:1346 netlink_sendmsg+0x8d1/0xdd0 net/netlink/af_netlink.c:1896 sock_sendmsg_nosec net/socket.c:712 [inline] __sock_sendmsg net/socket.c:727 [inline] ____sys_sendmsg+0xa95/0xc70 net/socket.c:2566 ___sys_sendmsg+0x134/0x1d0 net/socket.c:2620 __sys_sendmsg+0x16d/0x220 net/socket.c:2652 do_syscall_32_irqs_on arch/x86/entry/syscall_32.c:83 [inline] __do_fast_syscall_32+0x7c/0x3a0 arch/x86/entry/syscall_32.c:306 do_fast_syscall_32+0x32/0x80 arch/x86/entry/syscall_32.c:331 entry_SYSENTER_compat_after_hwframe+0x84/0x8e RIP: 0023:0xf710e579 Code: b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 00 00 00 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00 RSP: 002b:00000000f50fe55c EFLAGS: 00000296 ORIG_RAX: 0000000000000172 RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00000000800002c0 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000296 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 ---------------- Code disassembly (best guess), 2 bytes skipped: 0: 10 06 adc %al,(%rsi) 2: 03 74 b4 01 add 0x1(%rsp,%rsi,4),%esi 6: 10 07 adc %al,(%rdi) 8: 03 74 b0 01 add 0x1(%rax,%rsi,4),%esi c: 10 08 adc %cl,(%rax) e: 03 74 d8 01 add 0x1(%rax,%rbx,8),%esi 1e: 00 51 52 add %dl,0x52(%rcx) 21: 55 push %rbp 22: 89 e5 mov %esp,%ebp 24: 0f 34 sysenter 26: cd 80 int $0x80 * 28: 5d pop %rbp <-- trapping instruction 29: 5a pop %rdx 2a: 59 pop %rcx 2b: c3 ret 2c: 90 nop 2d: 90 nop 2e: 90 nop 2f: 90 nop 30: 8d b4 26 00 00 00 00 lea 0x0(%rsi,%riz,1),%esi 37: 8d b4 26 00 00 00 00 lea 0x0(%rsi,%riz,1),%esi