------------[ cut here ]------------ kernel BUG at ./include/rdma/ib_verbs.h:4611! Oops: invalid opcode: 0000 [#1] SMP KASAN PTI CPU: 1 UID: 0 PID: 7532 Comm: syz.1.433 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 RIP: 0010:ib_device_try_get include/rdma/ib_verbs.h:4611 [inline] RIP: 0010:ib_device_get_by_netdev+0x529/0x530 drivers/infiniband/core/device.c:2356 Code: 28 f9 48 8b 44 24 38 42 80 3c 30 00 74 08 4c 89 e7 e8 1b ad 92 f9 4d 8b 3c 24 e9 fd fe ff ff e8 2d e4 10 03 e8 28 85 28 f9 90 <0f> 0b 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc9000493e640 EFLAGS: 00010283 RAX: ffffffff889d0d38 RBX: ffff88806d3e5104 RCX: 0000000000080000 RDX: ffffc9000d311000 RSI: 0000000000031136 RDI: 0000000000031137 RBP: ffffc9000493e720 R08: ffffffff889d0891 R09: ffffffff8e7602e0 R10: dffffc0000000000 R11: ffffffff88c6ab20 R12: ffff88807d7251b8 R13: ffff88806d3e4000 R14: dffffc0000000000 R15: 1ffff92000927cd0 FS: 00007fdd927f66c0(0000) GS:ffff88812555e000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055558fbca4e8 CR3: 00000000796b6000 CR4: 00000000003526f0 Call Trace: siw_netdev_event+0x4c/0x170 drivers/infiniband/sw/siw/siw_main.c:374 notifier_call_chain+0x1be/0x400 kernel/notifier.c:85 call_netdevice_notifiers_extack net/core/dev.c:2288 [inline] call_netdevice_notifiers net/core/dev.c:2302 [inline] netdev_features_change net/core/dev.c:1590 [inline] netdev_change_features net/core/dev.c:11097 [inline] netdev_compute_master_upper_features+0x91e/0xac0 net/core/dev.c:12869 bond_enslave+0x21cc/0x3c40 drivers/net/bonding/bond_main.c:2226 do_set_master+0x533/0x6d0 net/core/rtnetlink.c:2963 do_setlink+0x1018/0x4590 net/core/rtnetlink.c:3165 rtnl_changelink net/core/rtnetlink.c:3776 [inline] __rtnl_newlink net/core/rtnetlink.c:3935 [inline] rtnl_newlink+0x15a9/0x1be0 net/core/rtnetlink.c:4072 rtnetlink_rcv_msg+0x7d5/0xbe0 net/core/rtnetlink.c:6958 netlink_rcv_skb+0x232/0x4b0 net/netlink/af_netlink.c:2550 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x80f/0x9b0 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x813/0xb40 net/netlink/af_netlink.c:1894 sock_sendmsg_nosec+0x18f/0x1d0 net/socket.c:737 __sock_sendmsg net/socket.c:752 [inline] ____sys_sendmsg+0x589/0x8c0 net/socket.c:2610 ___sys_sendmsg+0x2a5/0x360 net/socket.c:2664 __sys_sendmsg net/socket.c:2696 [inline] __do_sys_sendmsg net/socket.c:2701 [inline] __se_sys_sendmsg net/socket.c:2699 [inline] __x64_sys_sendmsg+0x1bd/0x2a0 net/socket.c:2699 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fdd9459c629 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fdd927f6028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fdd94815fa0 RCX: 00007fdd9459c629 RDX: 0000000000000010 RSI: 0000200000000600 RDI: 0000000000000004 RBP: 00007fdd94632b39 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fdd94816038 R14: 00007fdd94815fa0 R15: 00007ffc8f7a8198 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ib_device_try_get include/rdma/ib_verbs.h:4611 [inline] RIP: 0010:ib_device_get_by_netdev+0x529/0x530 drivers/infiniband/core/device.c:2356 Code: 28 f9 48 8b 44 24 38 42 80 3c 30 00 74 08 4c 89 e7 e8 1b ad 92 f9 4d 8b 3c 24 e9 fd fe ff ff e8 2d e4 10 03 e8 28 85 28 f9 90 <0f> 0b 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc9000493e640 EFLAGS: 00010283 RAX: ffffffff889d0d38 RBX: ffff88806d3e5104 RCX: 0000000000080000 RDX: ffffc9000d311000 RSI: 0000000000031136 RDI: 0000000000031137 RBP: ffffc9000493e720 R08: ffffffff889d0891 R09: ffffffff8e7602e0 R10: dffffc0000000000 R11: ffffffff88c6ab20 R12: ffff88807d7251b8 R13: ffff88806d3e4000 R14: dffffc0000000000 R15: 1ffff92000927cd0 FS: 00007fdd927f66c0(0000) GS:ffff88812545e000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f8d20bc3484 CR3: 00000000796b6000 CR4: 00000000003526f0