loop0: detected capacity change from 0 to 32768 ======================================================= WARNING: The mand mount option has been deprecated and and is ignored by this kernel. Remove the mand option from the mount to silence this warning. ======================================================= ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. lo speed is unknown, defaulting to 1000 lo speed is unknown, defaulting to 1000 lo speed is unknown, defaulting to 1000 infiniband sz1: set active infiniband sz1: added lo sz1: rxe_create_cq: returned err = -12 infiniband sz1: Couldn't create ib_mad CQ infiniband sz1: Couldn't open port 1 RDS/IB: sz1: added smc: adding ib device sz1 with port count 1 smc: ib device sz1 port 1 has no pnetid lo speed is unknown, defaulting to 1000 smc: removing ib device sz1 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 5328 at drivers/infiniband/sw/rxe/rxe_pool.c:116 rxe_pool_cleanup+0x48/0x60 drivers/infiniband/sw/rxe/rxe_pool.c:116 Modules linked in: CPU: 0 UID: 0 PID: 5328 Comm: syz.0.0 Not tainted syzkaller #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+0x48/0x60 drivers/infiniband/sw/rxe/rxe_pool.c:116 Code: 00 fc ff df 80 3c 08 00 74 08 48 89 df e8 60 21 b2 f9 48 83 3b 00 75 0c e8 65 e2 4a f9 5b e9 cf f0 d5 02 cc e8 59 e2 4a f9 90 <0f> 0b 90 5b e9 bf f0 d5 02 cc 66 66 66 66 66 2e 0f 1f 84 00 00 00 RSP: 0018:ffffc9000d33efe8 EFLAGS: 00010293 RAX: ffffffff887533d7 RBX: ffff88803a6b13d8 RCX: ffff88800027a480 RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: ffff88803a6b1358 RBP: 0000000000000000 R08: ffffc9000d33ed47 R09: 1ffff92001a67da8 R10: dffffc0000000000 R11: ffffffff887370f0 R12: ffff88803a6b10e8 R13: dffffc0000000000 R14: ffffffff887370f0 R15: dffffc0000000000 FS: 00007f6d8adb26c0(0000) GS:ffff88808d732000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f26d38af9d0 CR3: 000000001f106000 CR4: 0000000000352ef0 Call Trace: rxe_dealloc+0x27/0xc0 drivers/infiniband/sw/rxe/rxe.c:24 ib_dealloc_device+0x54/0x200 drivers/infiniband/core/device.c:693 rxe_net_add+0xa1/0x110 drivers/infiniband/sw/rxe/rxe_net.c:539 rxe_newlink+0xdd/0x190 drivers/infiniband/sw/rxe/rxe.c:234 nldev_newlink+0x4a5/0x5a0 drivers/infiniband/core/nldev.c:1797 rdma_nl_rcv_msg drivers/infiniband/core/netlink.c:-1 [inline] rdma_nl_rcv_skb drivers/infiniband/core/netlink.c:239 [inline] rdma_nl_rcv+0x6ae/0x980 drivers/infiniband/core/netlink.c:259 netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline] netlink_unicast+0x82f/0x9e0 net/netlink/af_netlink.c:1346 netlink_sendmsg+0x805/0xb30 net/netlink/af_netlink.c:1896 sock_sendmsg_nosec net/socket.c:727 [inline] __sock_sendmsg+0x21c/0x270 net/socket.c:742 ____sys_sendmsg+0x505/0x830 net/socket.c:2630 ___sys_sendmsg+0x21f/0x2a0 net/socket.c:2684 __sys_sendmsg net/socket.c:2716 [inline] __do_sys_sendmsg net/socket.c:2721 [inline] __se_sys_sendmsg net/socket.c:2719 [inline] __x64_sys_sendmsg+0x19b/0x260 net/socket.c:2719 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f6d89f8f6c9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f6d8adb2038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f6d8a1e5fa0 RCX: 00007f6d89f8f6c9 RDX: 0000000004000810 RSI: 0000200000000240 RDI: 0000000000000006 RBP: 00007f6d8a011f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f6d8a1e6038 R14: 00007f6d8a1e5fa0 R15: 00007fff68217198