IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready 8021q: adding VLAN 0 to HW filter on device batadv0 kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] PREEMPT SMP KASAN Modules linked in: CPU: 1 PID: 8465 Comm: syz-executor.3 Not tainted 4.14.158-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 task: ffff88807d6361c0 task.stack: ffff8880937f0000 RIP: 0010:rdma_cap_ib_sa include/rdma/ib_verbs.h:2682 [inline] RIP: 0010:rdma_resolve_route+0x107/0x3210 drivers/infiniband/core/cma.c:2679 RSP: 0018:ffff8880937f7960 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: ffff88807dced240 RCX: dffffc0000000000 RDX: 0000000000000000 RSI: 0000000000000029 RDI: 0000000000000148 RBP: ffff8880937f7b20 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 1ffff110126fef32 R13: ffff88807dced3f8 R14: 0000000000000000 R15: dffffc0000000000 FS: 00007f225e678700(0000) GS:ffff8880aef00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000004c6d00 CR3: 00000000a9afb000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ucma_resolve_route+0xc0/0xf0 drivers/infiniband/core/ucma.c:740 ucma_write+0x1f1/0x2c0 drivers/infiniband/core/ucma.c:1672 __vfs_write+0xdb/0x840 fs/read_write.c:480 vfs_write+0x150/0x4f0 fs/read_write.c:544 SYSC_write fs/read_write.c:590 [inline] SyS_write+0x100/0x250 fs/read_write.c:582 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x459ef9 RSP: 002b:00007f225e677c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459ef9 RDX: 0000000000000010 RSI: 0000000020000200 RDI: 0000000000000004 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f225e6786d4 R13: 00000000004d18f8 R14: 00000000004e2150 R15: 00000000ffffffff Code: ff df 48 c1 e9 03 80 3c 01 00 0f 85 65 24 00 00 48 b9 00 00 00 00 00 fc ff df 4c 8b 33 49 8d be 48 01 00 00 48 89 fe 48 c1 ee 03 <80> 3c 0e 00 0f 85 29 24 00 00 48 b8 00 00 00 00 00 fc ff df 44 RIP: rdma_cap_ib_sa include/rdma/ib_verbs.h:2682 [inline] RSP: ffff8880937f7960 RIP: rdma_resolve_route+0x107/0x3210 drivers/infiniband/core/cma.c:2679 RSP: ffff8880937f7960 ---[ end trace 1d33921292c2d4c8 ]---